diff options
Diffstat (limited to 'src/select/properties/properties.c')
-rw-r--r-- | src/select/properties/properties.c | 6646 |
1 files changed, 0 insertions, 6646 deletions
diff --git a/src/select/properties/properties.c b/src/select/properties/properties.c deleted file mode 100644 index a0d1a18..0000000 --- a/src/select/properties/properties.c +++ /dev/null @@ -1,6646 +0,0 @@ -/* - * This file is part of LibCSS - * Licensed under the MIT License, - * http://www.opensource.org/licenses/mit-license.php - * Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org> - */ - -#include <assert.h> - -#include "bytecode/bytecode.h" -#include "bytecode/opcodes.h" -#include "select/properties/properties.h" -#include "select/propget.h" -#include "select/propset.h" -#include "utils/utils.h" - -static css_unit to_css_unit(uint32_t u); -static css_error cascade_bg_border_color(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_color)); -static css_error cascade_uri_none(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, - lwc_string *)); -static css_error cascade_border_style(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t)); -static css_error cascade_border_width(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)); -static css_error cascade_length_auto(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)); -static css_error cascade_length_normal(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)); -static css_error cascade_length_none(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)); -static css_error cascade_length(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)); -static css_error cascade_number(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed)); -static css_error cascade_page_break_after_before(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t)); -static css_error cascade_counter_increment_reset(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, - css_computed_counter *)); - -/* Generic destructors */ - -static uint32_t generic_destroy_color(void *bytecode) -{ - return sizeof(uint32_t) + - ((getValue(*((uint32_t*)bytecode)) == BACKGROUND_COLOR_SET) ? sizeof(css_color) : 0); -} - -static uint32_t generic_destroy_uri(void *bytecode) -{ - bool has_uri = (getValue(*((uint32_t*)bytecode)) & BACKGROUND_IMAGE_URI) == BACKGROUND_IMAGE_URI; - - if (has_uri) { - void *vstr = (((uint8_t*)bytecode) + sizeof(uint32_t)); - lwc_string *str = *(lwc_string **) vstr; - lwc_string_unref(str); - } - return sizeof(uint32_t) + (has_uri ? sizeof(lwc_string*) : 0); -} - -static uint32_t generic_destroy_length(void *bytecode) -{ - bool has_length = (getValue(*((uint32_t*)bytecode)) & BORDER_WIDTH_SET) == BORDER_WIDTH_SET; - - return sizeof(uint32_t) + (has_length ? sizeof(css_fixed) + sizeof(uint32_t) : 0); -} - -static uint32_t generic_destroy_number(void *bytecode) -{ - uint32_t value = getValue(*((uint32_t*)bytecode)); - bool has_number = (value == ORPHANS_SET); - - return sizeof(uint32_t) + (has_number ? sizeof(css_fixed) : 0); -} - -/* Useful helpers */ - -css_unit to_css_unit(uint32_t u) -{ - switch (u) { - case UNIT_PX: return CSS_UNIT_PX; - case UNIT_EX: return CSS_UNIT_EX; - case UNIT_EM: return CSS_UNIT_EM; - case UNIT_IN: return CSS_UNIT_IN; - case UNIT_CM: return CSS_UNIT_CM; - case UNIT_MM: return CSS_UNIT_MM; - case UNIT_PT: return CSS_UNIT_PT; - case UNIT_PC: return CSS_UNIT_PC; - case UNIT_PCT: return CSS_UNIT_PCT; - case UNIT_DEG: return CSS_UNIT_DEG; - case UNIT_GRAD: return CSS_UNIT_GRAD; - case UNIT_RAD: return CSS_UNIT_RAD; - case UNIT_MS: return CSS_UNIT_MS; - case UNIT_S: return CSS_UNIT_S; - case UNIT_HZ: return CSS_UNIT_HZ; - case UNIT_KHZ: return CSS_UNIT_KHZ; - } - - return 0; -} - -css_error cascade_azimuth(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - css_fixed val = 0; - uint32_t unit = UNIT_DEG; - - if (isInherit(opv) == false) { - switch (getValue(opv) & ~AZIMUTH_BEHIND) { - case AZIMUTH_ANGLE: - value = 0; - - val = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(val)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case AZIMUTH_LEFTWARDS: - case AZIMUTH_RIGHTWARDS: - case AZIMUTH_LEFT_SIDE: - case AZIMUTH_FAR_LEFT: - case AZIMUTH_LEFT: - case AZIMUTH_CENTER_LEFT: - case AZIMUTH_CENTER: - case AZIMUTH_CENTER_RIGHT: - case AZIMUTH_RIGHT: - case AZIMUTH_FAR_RIGHT: - case AZIMUTH_RIGHT_SIDE: - /** \todo azimuth values */ - break; - } - - /** \todo azimuth behind */ - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo set computed azimuth */ - } - - return CSS_OK; -} - -css_error set_azimuth_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_azimuth(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_azimuth(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_azimuth(void *bytecode) -{ - bool has_angle = (((getValue(*(uint32_t*)bytecode) & (1<<7)) != 0)); - uint32_t extra_size = has_angle ? (sizeof(css_fixed) + sizeof(uint32_t)) : 0; - - return sizeof(uint32_t) + extra_size; -} - -css_error cascade_background_attachment(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_BACKGROUND_ATTACHMENT_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case BACKGROUND_ATTACHMENT_FIXED: - value = CSS_BACKGROUND_ATTACHMENT_FIXED; - break; - case BACKGROUND_ATTACHMENT_SCROLL: - value = CSS_BACKGROUND_ATTACHMENT_SCROLL; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_background_attachment(state->result, value); - } - - return CSS_OK; -} - -css_error set_background_attachment_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_background_attachment(style, hint->status); -} - -css_error initial_background_attachment(css_select_state *state) -{ - return set_background_attachment(state->result, - CSS_BACKGROUND_ATTACHMENT_SCROLL); -} - -css_error compose_background_attachment(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_background_attachment(child); - - if (type == CSS_BACKGROUND_ATTACHMENT_INHERIT) { - type = get_background_attachment(parent); - } - - return set_background_attachment(result, type); -} - -uint32_t destroy_background_attachment(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_background_color(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_bg_border_color(opv, style, state, set_background_color); -} - -css_error set_background_color_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_background_color(style, hint->status, hint->data.color); -} - -css_error initial_background_color(css_select_state *state) -{ - return set_background_color(state->result, - CSS_BACKGROUND_COLOR_TRANSPARENT, 0); -} - -css_error compose_background_color(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_color color; - uint8_t type = get_background_color(child, &color); - - if (type == CSS_BACKGROUND_COLOR_INHERIT) { - type = get_background_color(parent, &color); - } - - return set_background_color(result, type, color); -} - -uint32_t destroy_background_color(void *bytecode) -{ - return generic_destroy_color(bytecode); -} - -css_error cascade_background_image(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_uri_none(opv, style, state, set_background_image); -} - -css_error set_background_image_from_hint(const css_hint *hint, - css_computed_style *style) -{ - css_error error; - - error = set_background_image(style, hint->status, hint->data.string); - - if (hint->data.string != NULL) - lwc_string_unref(hint->data.string); - - return error; -} - -css_error initial_background_image(css_select_state *state) -{ - return set_background_image(state->result, - CSS_BACKGROUND_IMAGE_NONE, NULL); -} - -css_error compose_background_image(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - lwc_string *url; - uint8_t type = get_background_image(child, &url); - - if (type == CSS_BACKGROUND_IMAGE_INHERIT) { - type = get_background_image(parent, &url); - } - - return set_background_image(result, type, url); -} - -uint32_t destroy_background_image(void *bytecode) -{ - return generic_destroy_uri(bytecode); -} - -css_error cascade_background_position(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_BACKGROUND_POSITION_INHERIT; - css_fixed hlength = 0; - css_fixed vlength = 0; - uint32_t hunit = UNIT_PX; - uint32_t vunit = UNIT_PX; - - if (isInherit(opv) == false) { - value = CSS_BACKGROUND_POSITION_SET; - - switch (getValue(opv) & 0xf0) { - case BACKGROUND_POSITION_HORZ_SET: - hlength = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(hlength)); - hunit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(hunit)); - break; - case BACKGROUND_POSITION_HORZ_CENTER: - hlength = INTTOFIX(50); - hunit = UNIT_PCT; - break; - case BACKGROUND_POSITION_HORZ_RIGHT: - hlength = INTTOFIX(100); - hunit = UNIT_PCT; - break; - case BACKGROUND_POSITION_HORZ_LEFT: - hlength = INTTOFIX(0); - hunit = UNIT_PCT; - break; - } - - switch (getValue(opv) & 0x0f) { - case BACKGROUND_POSITION_VERT_SET: - vlength = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(vlength)); - vunit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(vunit)); - break; - case BACKGROUND_POSITION_VERT_CENTER: - vlength = INTTOFIX(50); - vunit = UNIT_PCT; - break; - case BACKGROUND_POSITION_VERT_BOTTOM: - vlength = INTTOFIX(100); - vunit = UNIT_PCT; - break; - case BACKGROUND_POSITION_VERT_TOP: - vlength = INTTOFIX(0); - vunit = UNIT_PCT; - break; - } - } - - hunit = to_css_unit(hunit); - vunit = to_css_unit(vunit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_background_position(state->result, value, - hlength, hunit, vlength, vunit); - } - - return CSS_OK; -} - -css_error set_background_position_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_background_position(style, hint->status, - hint->data.position.h.value, hint->data.position.h.unit, - hint->data.position.v.value, hint->data.position.v.unit); -} - -css_error initial_background_position(css_select_state *state) -{ - return set_background_position(state->result, - CSS_BACKGROUND_POSITION_SET, - 0, CSS_UNIT_PCT, 0, CSS_UNIT_PCT); -} - -css_error compose_background_position(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed hlength = 0, vlength = 0; - css_unit hunit = CSS_UNIT_PX, vunit = CSS_UNIT_PX; - uint8_t type = get_background_position(child, &hlength, &hunit, - &vlength, &vunit); - - if (type == CSS_BACKGROUND_POSITION_INHERIT) { - type = get_background_position(parent, - &hlength, &hunit, &vlength, &vunit); - } - - return set_background_position(result, type, hlength, hunit, - vlength, vunit); -} - - -uint32_t destroy_background_position(void *bytecode) -{ - uint32_t value = getValue(*((uint32_t*)bytecode)); - uint32_t extra_size = 0; - - if ((value & 0x0f) == BACKGROUND_POSITION_VERT_SET) - extra_size += sizeof(css_fixed) + sizeof(uint32_t); - if ((value & 0xf0) == BACKGROUND_POSITION_HORZ_SET) - extra_size += sizeof(css_fixed) + sizeof(uint32_t); - - return sizeof(uint32_t) + extra_size; -} - -css_error cascade_background_repeat(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_BACKGROUND_REPEAT_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case BACKGROUND_REPEAT_NO_REPEAT: - value = CSS_BACKGROUND_REPEAT_NO_REPEAT; - break; - case BACKGROUND_REPEAT_REPEAT_X: - value = CSS_BACKGROUND_REPEAT_REPEAT_X; - break; - case BACKGROUND_REPEAT_REPEAT_Y: - value = CSS_BACKGROUND_REPEAT_REPEAT_Y; - break; - case BACKGROUND_REPEAT_REPEAT: - value = CSS_BACKGROUND_REPEAT_REPEAT; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_background_repeat(state->result, value); - } - - return CSS_OK; -} - -css_error set_background_repeat_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_background_repeat(style, hint->status); -} - -css_error initial_background_repeat(css_select_state *state) -{ - return set_background_repeat(state->result, - CSS_BACKGROUND_REPEAT_REPEAT); -} - -css_error compose_background_repeat(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_background_repeat(child); - - if (type == CSS_BACKGROUND_REPEAT_INHERIT) { - type = get_background_repeat(parent); - } - - return set_background_repeat(result, type); -} - -uint32_t destroy_background_repeat(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_border_collapse(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_BORDER_COLLAPSE_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case BORDER_COLLAPSE_SEPARATE: - value = CSS_BORDER_COLLAPSE_SEPARATE; - break; - case BORDER_COLLAPSE_COLLAPSE: - value = CSS_BORDER_COLLAPSE_COLLAPSE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_border_collapse(state->result, value); - } - - return CSS_OK; -} - -css_error set_border_collapse_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_collapse(style, hint->status); -} - -css_error initial_border_collapse(css_select_state *state) -{ - return set_border_collapse(state->result, CSS_BORDER_COLLAPSE_SEPARATE); -} - -css_error compose_border_collapse(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_border_collapse(child); - - if (type == CSS_BORDER_COLLAPSE_INHERIT) { - type = get_border_collapse(parent); - } - - return set_border_collapse(result, type); -} - -uint32_t destroy_border_collapse(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_border_spacing(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_BORDER_SPACING_INHERIT; - css_fixed hlength = 0; - css_fixed vlength = 0; - uint32_t hunit = UNIT_PX; - uint32_t vunit = UNIT_PX; - - if (isInherit(opv) == false) { - value = CSS_BORDER_SPACING_SET; - hlength = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(hlength)); - hunit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(hunit)); - - vlength = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(vlength)); - vunit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(vunit)); - } - - hunit = to_css_unit(hunit); - vunit = to_css_unit(vunit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_border_spacing(state->result, value, - hlength, hunit, vlength, vunit); - } - - return CSS_OK; -} - -css_error set_border_spacing_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_spacing(style, hint->status, - hint->data.position.h.value, hint->data.position.h.unit, - hint->data.position.v.value, hint->data.position.v.unit); -} - -css_error initial_border_spacing(css_select_state *state) -{ - return set_border_spacing(state->result, CSS_BORDER_SPACING_SET, - 0, CSS_UNIT_PX, 0, CSS_UNIT_PX); -} - -css_error compose_border_spacing(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed hlength = 0, vlength = 0; - css_unit hunit = CSS_UNIT_PX, vunit = CSS_UNIT_PX; - uint8_t type = get_border_spacing(child, &hlength, &hunit, - &vlength, &vunit); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_BORDER_SPACING_INHERIT || - (child->uncommon != NULL && result != child)) { - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_BORDER_SPACING_INHERIT) { - type = get_border_spacing(parent, - &hlength, &hunit, &vlength, &vunit); - } - - return set_border_spacing(result, type, hlength, hunit, - vlength, vunit); - } - - return CSS_OK; -} - -uint32_t destroy_border_spacing(void *bytecode) -{ - bool has_values = (getValue(*((uint32_t*)bytecode)) == BORDER_SPACING_SET); - - return sizeof(uint32_t) + (has_values ? (sizeof(css_fixed) + sizeof(uint32_t)) * 2 : 0); -} - -css_error cascade_border_top_color(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_bg_border_color(opv, style, state, set_border_top_color); -} - -css_error set_border_top_color_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_top_color(style, hint->status, hint->data.color); -} - -css_error initial_border_top_color(css_select_state *state) -{ - return set_border_top_color(state->result, CSS_BORDER_COLOR_INITIAL, 0); -} - -css_error compose_border_top_color(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_color color; - uint8_t type = get_border_top_color(child, &color); - - if (type == CSS_BORDER_COLOR_INHERIT) { - type = get_border_top_color(parent, &color); - } - - return set_border_top_color(result, type, color); -} - -uint32_t destroy_border_top_color(void *bytecode) -{ - return generic_destroy_color(bytecode); -} - -css_error cascade_border_right_color(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_bg_border_color(opv, style, state, - set_border_right_color); -} - -css_error set_border_right_color_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_right_color(style, hint->status, hint->data.color); -} - -css_error initial_border_right_color(css_select_state *state) -{ - return set_border_right_color(state->result, - CSS_BORDER_COLOR_INITIAL, 0); -} - -css_error compose_border_right_color(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_color color; - uint8_t type = get_border_right_color(child, &color); - - if (type == CSS_BORDER_COLOR_INHERIT) { - type = get_border_right_color(parent, &color); - } - - return set_border_right_color(result, type, color); -} - -uint32_t destroy_border_right_color(void *bytecode) -{ - return generic_destroy_color(bytecode); -} - -css_error cascade_border_bottom_color(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_bg_border_color(opv, style, state, - set_border_bottom_color); -} - -css_error set_border_bottom_color_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_bottom_color(style, hint->status, hint->data.color); -} - -css_error initial_border_bottom_color(css_select_state *state) -{ - return set_border_bottom_color(state->result, - CSS_BORDER_COLOR_INITIAL, 0); -} - -css_error compose_border_bottom_color(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_color color; - uint8_t type = get_border_bottom_color(child, &color); - - if (type == CSS_BORDER_COLOR_INHERIT) { - type = get_border_bottom_color(parent, &color); - } - - return set_border_bottom_color(result, type, color); -} - -uint32_t destroy_border_bottom_color(void *bytecode) -{ - return generic_destroy_color(bytecode); -} - -css_error cascade_border_left_color(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_bg_border_color(opv, style, state, - set_border_left_color); -} - -css_error set_border_left_color_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_left_color(style, hint->status, hint->data.color); -} - -css_error initial_border_left_color(css_select_state *state) -{ - return set_border_left_color(state->result, - CSS_BORDER_COLOR_INITIAL, 0); -} - -css_error compose_border_left_color(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_color color; - uint8_t type = get_border_left_color(child, &color); - - if (type == CSS_BORDER_COLOR_INHERIT) { - type = get_border_left_color(parent, &color); - } - - return set_border_left_color(result, type, color); -} - -uint32_t destroy_border_left_color(void *bytecode) -{ - return generic_destroy_color(bytecode); -} - -css_error cascade_border_top_style(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_style(opv, style, state, set_border_top_style); -} - -css_error set_border_top_style_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_top_style(style, hint->status); -} - -css_error initial_border_top_style(css_select_state *state) -{ - return set_border_top_style(state->result, CSS_BORDER_STYLE_NONE); -} - -css_error compose_border_top_style(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_border_top_style(child); - - if (type == CSS_BORDER_STYLE_INHERIT) { - type = get_border_top_style(parent); - } - - return set_border_top_style(result, type); -} - -uint32_t destroy_border_top_style(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_border_right_style(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_style(opv, style, state, set_border_right_style); -} - -css_error set_border_right_style_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_right_style(style, hint->status); -} - -css_error initial_border_right_style(css_select_state *state) -{ - return set_border_right_style(state->result, CSS_BORDER_STYLE_NONE); -} - -css_error compose_border_right_style(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_border_right_style(child); - - if (type == CSS_BORDER_STYLE_INHERIT) { - type = get_border_right_style(parent); - } - - return set_border_right_style(result, type); -} - -uint32_t destroy_border_right_style(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_border_bottom_style(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_style(opv, style, state, set_border_bottom_style); -} - -css_error set_border_bottom_style_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_bottom_style(style, hint->status); -} - -css_error initial_border_bottom_style(css_select_state *state) -{ - return set_border_bottom_style(state->result, CSS_BORDER_STYLE_NONE); -} - -css_error compose_border_bottom_style(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_border_bottom_style(child); - - if (type == CSS_BORDER_STYLE_INHERIT) { - type = get_border_bottom_style(parent); - } - - return set_border_bottom_style(result, type); -} - -uint32_t destroy_border_bottom_style(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_border_left_style(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_style(opv, style, state, set_border_left_style); -} - -css_error set_border_left_style_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_left_style(style, hint->status); -} - -css_error initial_border_left_style(css_select_state *state) -{ - return set_border_left_style(state->result, CSS_BORDER_STYLE_NONE); -} - -css_error compose_border_left_style(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_border_left_style(child); - - if (type == CSS_BORDER_STYLE_INHERIT) { - type = get_border_left_style(parent); - } - - return set_border_left_style(result, type); -} - -uint32_t destroy_border_left_style(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_border_top_width(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_width(opv, style, state, set_border_top_width); -} - -css_error set_border_top_width_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_top_width(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_border_top_width(css_select_state *state) -{ - return set_border_top_width(state->result, CSS_BORDER_WIDTH_MEDIUM, - 0, CSS_UNIT_PX); -} - -css_error compose_border_top_width(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_border_top_width(child, &length, &unit); - - if (type == CSS_BORDER_WIDTH_INHERIT) { - type = get_border_top_width(parent, &length, &unit); - } - - return set_border_top_width(result, type, length, unit); -} - -uint32_t destroy_border_top_width(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_border_right_width(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_width(opv, style, state, set_border_right_width); -} - -css_error set_border_right_width_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_right_width(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_border_right_width(css_select_state *state) -{ - return set_border_right_width(state->result, CSS_BORDER_WIDTH_MEDIUM, - 0, CSS_UNIT_PX); -} - -css_error compose_border_right_width(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_border_right_width(child, &length, &unit); - - if (type == CSS_BORDER_WIDTH_INHERIT) { - type = get_border_right_width(parent, &length, &unit); - } - - return set_border_right_width(result, type, length, unit); -} - -uint32_t destroy_border_right_width(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_border_bottom_width(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_width(opv, style, state, set_border_bottom_width); -} - -css_error set_border_bottom_width_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_bottom_width(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_border_bottom_width(css_select_state *state) -{ - return set_border_bottom_width(state->result, CSS_BORDER_WIDTH_MEDIUM, - 0, CSS_UNIT_PX); -} - -css_error compose_border_bottom_width(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_border_bottom_width(child, &length, &unit); - - if (type == CSS_BORDER_WIDTH_INHERIT) { - type = get_border_bottom_width(parent, &length, &unit); - } - - return set_border_bottom_width(result, type, length, unit); -} - -uint32_t destroy_border_bottom_width(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_border_left_width(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_width(opv, style, state, set_border_left_width); -} - -css_error set_border_left_width_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_border_left_width(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_border_left_width(css_select_state *state) -{ - return set_border_left_width(state->result, CSS_BORDER_WIDTH_MEDIUM, - 0, CSS_UNIT_PX); -} - -css_error compose_border_left_width(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_border_left_width(child, &length, &unit); - - if (type == CSS_BORDER_WIDTH_INHERIT) { - type = get_border_left_width(parent, &length, &unit); - } - - return set_border_left_width(result, type, length, unit); -} - -uint32_t destroy_border_left_width(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_bottom(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_bottom); -} - -css_error set_bottom_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_bottom(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_bottom(css_select_state *state) -{ - return set_bottom(state->result, CSS_BOTTOM_AUTO, 0, CSS_UNIT_PX); -} - -css_error compose_bottom(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_bottom(child, &length, &unit); - - if (type == CSS_BOTTOM_INHERIT) { - type = get_bottom(parent, &length, &unit); - } - - return set_bottom(result, type, length, unit); -} - -uint32_t destroy_bottom(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_caption_side(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_CAPTION_SIDE_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case CAPTION_SIDE_TOP: - value = CSS_CAPTION_SIDE_TOP; - break; - case CAPTION_SIDE_BOTTOM: - value = CSS_CAPTION_SIDE_BOTTOM; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_caption_side(state->result, value); - } - - return CSS_OK; -} - -css_error set_caption_side_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_caption_side(style, hint->status); -} - -css_error initial_caption_side(css_select_state *state) -{ - return set_caption_side(state->result, CSS_CAPTION_SIDE_TOP); -} - -css_error compose_caption_side(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_caption_side(child); - - if (type == CSS_CAPTION_SIDE_INHERIT) { - type = get_caption_side(parent); - } - - return set_caption_side(result, type); -} - -uint32_t destroy_caption_side(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_clear(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_CLEAR_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case CLEAR_NONE: - value = CSS_CLEAR_NONE; - break; - case CLEAR_LEFT: - value = CSS_CLEAR_LEFT; - break; - case CLEAR_RIGHT: - value = CSS_CLEAR_RIGHT; - break; - case CLEAR_BOTH: - value = CSS_CLEAR_BOTH; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_clear(state->result, value); - } - - return CSS_OK; -} - -css_error set_clear_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_clear(style, hint->status); -} - -css_error initial_clear(css_select_state *state) -{ - return set_clear(state->result, CSS_CLEAR_NONE); -} - -css_error compose_clear(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_clear(child); - - if (type == CSS_CLEAR_INHERIT) { - type = get_clear(parent); - } - - return set_clear(result, type); -} - -uint32_t destroy_clear(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_clip(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_CLIP_INHERIT; - css_computed_clip_rect rect = { 0, 0, 0, 0, - UNIT_PX, UNIT_PX, UNIT_PX, UNIT_PX, - false, false, false, false }; - - if (isInherit(opv) == false) { - switch (getValue(opv) & CLIP_SHAPE_MASK) { - case CLIP_SHAPE_RECT: - if (getValue(opv) & CLIP_RECT_TOP_AUTO) { - rect.top_auto = true; - } else { - rect.top = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(css_fixed)); - rect.tunit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(uint32_t)); - } - if (getValue(opv) & CLIP_RECT_RIGHT_AUTO) { - rect.right_auto = true; - } else { - rect.right = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(css_fixed)); - rect.runit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(uint32_t)); - } - if (getValue(opv) & CLIP_RECT_BOTTOM_AUTO) { - rect.bottom_auto = true; - } else { - rect.bottom = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(css_fixed)); - rect.bunit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(uint32_t)); - } - if (getValue(opv) & CLIP_RECT_LEFT_AUTO) { - rect.left_auto = true; - } else { - rect.left = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(css_fixed)); - rect.lunit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(uint32_t)); - } - break; - case CLIP_AUTO: - value = CSS_CLIP_AUTO; - break; - } - } - - rect.tunit = to_css_unit(rect.tunit); - rect.runit = to_css_unit(rect.runit); - rect.bunit = to_css_unit(rect.bunit); - rect.lunit = to_css_unit(rect.lunit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_clip(state->result, value, &rect); - } - - return CSS_OK; -} - -css_error set_clip_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_clip(style, hint->status, hint->data.clip); -} - -css_error initial_clip(css_select_state *state) -{ - css_computed_clip_rect rect = { 0, 0, 0, 0, - CSS_UNIT_PX, CSS_UNIT_PX, CSS_UNIT_PX, CSS_UNIT_PX, - false, false, false, false }; - - return set_clip(state->result, CSS_CLIP_AUTO, &rect); -} - -css_error compose_clip(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_computed_clip_rect rect = { 0, 0, 0, 0, - CSS_UNIT_PX, CSS_UNIT_PX, CSS_UNIT_PX, CSS_UNIT_PX, - false, false, false, false }; - uint8_t type = get_clip(child, &rect); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_CLIP_INHERIT || - (child->uncommon != NULL && result != child)) { - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_CLIP_INHERIT) { - type = get_clip(parent, &rect); - } - - return set_clip(result, type, &rect); - } - - return CSS_OK; -} - -uint32_t destroy_clip(void *bytecode) -{ - uint32_t value = getValue(*((uint32_t*)bytecode)); - bool has_rect = value & CLIP_SHAPE_RECT; - int nonautos = 0; - - if (has_rect) { - if ((value & CLIP_RECT_TOP_AUTO) == 0) - nonautos += 1; - if ((value & CLIP_RECT_RIGHT_AUTO) == 0) - nonautos += 1; - if ((value & CLIP_RECT_BOTTOM_AUTO) == 0) - nonautos += 1; - if ((value & CLIP_RECT_LEFT_AUTO) == 0) - nonautos += 1; - } - - return sizeof(uint32_t) + ((sizeof(css_fixed) + sizeof(uint32_t)) * nonautos); -} - -css_error cascade_color(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_COLOR_INHERIT; - css_color color = 0; - - if (isInherit(opv) == false) { - value = CSS_COLOR_COLOR; - color = *((css_color *) style->bytecode); - advance_bytecode(style, sizeof(color)); - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_color(state->result, value, color); - } - - return CSS_OK; -} - -css_error set_color_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_color(style, hint->status, hint->data.color); -} - -css_error initial_color(css_select_state *state) -{ - css_hint hint; - css_error error; - - error = state->handler->ua_default_for_property(state->pw, - CSS_PROP_COLOR, &hint); - if (error != CSS_OK) - return error; - - return set_color_from_hint(&hint, state->result); -} - -css_error compose_color(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_color color; - uint8_t type = get_color(child, &color); - - if (type == CSS_COLOR_INHERIT) { - type = get_color(parent, &color); - } - - return set_color(result, type, color); -} - -uint32_t destroy_color(void *bytecode) -{ - return generic_destroy_color(bytecode); -} - -css_error cascade_content(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_CONTENT_INHERIT; - css_computed_content_item *content = NULL; - uint32_t n_contents = 0; - - if (isInherit(opv) == false) { - uint32_t v = getValue(opv); - - if (v == CONTENT_NORMAL) { - value = CSS_CONTENT_NORMAL; - } else if (v == CONTENT_NONE) { - value = CSS_CONTENT_NONE; - } else { - value = CSS_CONTENT_SET; - - while (v != CONTENT_NORMAL) { - lwc_string *he = *((lwc_string **) style->bytecode); - css_computed_content_item *temp; - - temp = state->result->alloc(content, - (n_contents + 1) * - sizeof(css_computed_content_item), - state->result->pw); - if (temp == NULL) { - if (content != NULL) { - state->result->alloc(content, - 0, state->result->pw); - } - return CSS_NOMEM; - } - - content = temp; - - switch (v & 0xff) { - case CONTENT_COUNTER: - advance_bytecode(style, sizeof(he)); - - content[n_contents].type = - CSS_COMPUTED_CONTENT_COUNTER; - content[n_contents].data.counter.name = he; - content[n_contents].data.counter.style = v >> CONTENT_COUNTER_STYLE_SHIFT; - break; - case CONTENT_COUNTERS: - { - lwc_string *sep; - - advance_bytecode(style, sizeof(he)); - - sep = *((lwc_string **) - style->bytecode); - advance_bytecode(style, sizeof(sep)); - - content[n_contents].type = - CSS_COMPUTED_CONTENT_COUNTERS; - content[n_contents].data.counters.name = he; - content[n_contents].data.counters.sep = sep; - content[n_contents].data.counters.style = v >> CONTENT_COUNTERS_STYLE_SHIFT; - } - break; - case CONTENT_URI: - advance_bytecode(style, sizeof(he)); - - content[n_contents].type = - CSS_COMPUTED_CONTENT_URI; - content[n_contents].data.uri = he; - break; - case CONTENT_ATTR: - advance_bytecode(style, sizeof(he)); - - content[n_contents].type = - CSS_COMPUTED_CONTENT_ATTR; - content[n_contents].data.attr = he; - break; - case CONTENT_STRING: - advance_bytecode(style, sizeof(he)); - - content[n_contents].type = - CSS_COMPUTED_CONTENT_STRING; - content[n_contents].data.string = he; - break; - case CONTENT_OPEN_QUOTE: - content[n_contents].type = - CSS_COMPUTED_CONTENT_OPEN_QUOTE; - break; - case CONTENT_CLOSE_QUOTE: - content[n_contents].type = - CSS_COMPUTED_CONTENT_CLOSE_QUOTE; - break; - case CONTENT_NO_OPEN_QUOTE: - content[n_contents].type = - CSS_COMPUTED_CONTENT_NO_OPEN_QUOTE; - break; - case CONTENT_NO_CLOSE_QUOTE: - content[n_contents].type = - CSS_COMPUTED_CONTENT_NO_CLOSE_QUOTE; - break; - } - - n_contents++; - - v = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(v)); - } - } - } - - /* If we have some content, terminate the array with a blank entry */ - if (n_contents > 0) { - css_computed_content_item *temp; - - temp = state->result->alloc(content, - (n_contents + 1) * sizeof(css_computed_content_item), - state->result->pw); - if (temp == NULL) { - state->result->alloc(content, 0, state->result->pw); - return CSS_NOMEM; - } - - content = temp; - - content[n_contents].type = CSS_COMPUTED_CONTENT_NONE; - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - css_error error; - - error = set_content(state->result, value, content); - if (error != CSS_OK && content != NULL) - state->result->alloc(content, 0, state->result->pw); - - return error; - } else if (content != NULL) { - state->result->alloc(content, 0, state->result->pw); - } - - return CSS_OK; -} - -css_error set_content_from_hint(const css_hint *hint, - css_computed_style *style) -{ - css_computed_content_item *item; - css_error error; - - error = set_content(style, hint->status, hint->data.content); - - for (item = hint->data.content; item != NULL && - item->type != CSS_COMPUTED_CONTENT_NONE; - item++) { - switch (item->type) { - case CSS_COMPUTED_CONTENT_STRING: - lwc_string_unref(item->data.string); - break; - case CSS_COMPUTED_CONTENT_URI: - lwc_string_unref(item->data.uri); - break; - case CSS_COMPUTED_CONTENT_COUNTER: - lwc_string_unref(item->data.counter.name); - break; - case CSS_COMPUTED_CONTENT_COUNTERS: - lwc_string_unref(item->data.counters.name); - lwc_string_unref(item->data.counters.sep); - break; - case CSS_COMPUTED_CONTENT_ATTR: - lwc_string_unref(item->data.attr); - break; - default: - break; - } - } - - if (error != CSS_OK && hint->data.content != NULL) - style->alloc(hint->data.content, 0, style->pw); - - return error; -} - -css_error initial_content(css_select_state *state) -{ - return set_content(state->result, CSS_CONTENT_NORMAL, NULL); -} - -css_error compose_content(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_error error; - const css_computed_content_item *items = NULL; - uint8_t type = get_content(child, &items); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_CONTENT_INHERIT || - (child->uncommon != NULL && result != child)) { - size_t n_items = 0; - css_computed_content_item *copy = NULL; - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_CONTENT_INHERIT) { - type = get_content(parent, &items); - } - - if (type == CSS_CONTENT_SET) { - const css_computed_content_item *i; - - for (i = items; i->type != CSS_COMPUTED_CONTENT_NONE; - i++) - n_items++; - - copy = result->alloc(NULL, (n_items + 1) * - sizeof(css_computed_content_item), - result->pw); - if (copy == NULL) - return CSS_NOMEM; - - memcpy(copy, items, (n_items + 1) * - sizeof(css_computed_content_item)); - } - - error = set_content(result, type, copy); - if (error != CSS_OK && copy != NULL) - result->alloc(copy, 0, result->pw); - - return error; - } - - return CSS_OK; -} - -uint32_t destroy_content(void *bytecode) -{ - uint32_t consumed = sizeof(uint32_t); - uint32_t value = getValue(*((uint32_t*)bytecode)); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - - if (value == CONTENT_NONE || value == CONTENT_NORMAL) - return sizeof(uint32_t); - - while (value != 0) { - switch (value & 0xff) { - case CONTENT_COUNTERS: { - lwc_string *str = *(lwc_string **)bytecode; - lwc_string_unref(str); - consumed += sizeof(lwc_string*); - bytecode = (uint8_t*)bytecode + sizeof(lwc_string *); - } - case CONTENT_STRING: - case CONTENT_URI: - case CONTENT_COUNTER: - case CONTENT_ATTR: { - lwc_string *str = *(lwc_string **)bytecode; - lwc_string_unref(str); - consumed += sizeof(lwc_string*); - bytecode = (uint8_t*)bytecode + sizeof(lwc_string *); - } - } - consumed += sizeof(uint32_t); - value = *((uint32_t*)bytecode); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - } - - return consumed; -} - -css_error cascade_counter_increment(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_counter_increment_reset(opv, style, state, - set_counter_increment); -} - -css_error set_counter_increment_from_hint(const css_hint *hint, - css_computed_style *style) -{ - css_computed_counter *item; - css_error error; - - error = set_counter_increment(style, hint->status, hint->data.counter); - - if (hint->status == CSS_COUNTER_INCREMENT_NAMED && - hint->data.counter != NULL) { - for (item = hint->data.counter; item->name != NULL; item++) { - lwc_string_unref(item->name); - } - } - - if (error != CSS_OK && hint->data.counter != NULL) - style->alloc(hint->data.counter, 0, style->pw); - - return error; -} - -css_error initial_counter_increment(css_select_state *state) -{ - return set_counter_increment(state->result, - CSS_COUNTER_INCREMENT_NONE, NULL); -} - -css_error compose_counter_increment(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_error error; - const css_computed_counter *items = NULL; - uint8_t type = get_counter_increment(child, &items); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_COUNTER_INCREMENT_INHERIT || - (child->uncommon != NULL && result != child)) { - size_t n_items = 0; - css_computed_counter *copy = NULL; - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_COUNTER_INCREMENT_INHERIT) { - type = get_counter_increment(parent, &items); - } - - if (type == CSS_COUNTER_INCREMENT_NAMED && items != NULL) { - const css_computed_counter *i; - - for (i = items; i->name != NULL; i++) - n_items++; - - copy = result->alloc(NULL, (n_items + 1) * - sizeof(css_computed_counter), - result->pw); - if (copy == NULL) - return CSS_NOMEM; - - memcpy(copy, items, (n_items + 1) * - sizeof(css_computed_counter)); - } - - error = set_counter_increment(result, type, copy); - if (error != CSS_OK && copy != NULL) - result->alloc(copy, 0, result->pw); - - return error; - } - - return CSS_OK; -} - -uint32_t destroy_counter_increment(void *bytecode) -{ - uint32_t consumed = sizeof(uint32_t); - uint32_t value = getValue(*((uint32_t*)bytecode)); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - - if (value == COUNTER_INCREMENT_NAMED) { - while (value != COUNTER_INCREMENT_NONE) { - lwc_string *str = *((lwc_string **)bytecode); - consumed += sizeof(lwc_string*) + sizeof(css_fixed); - bytecode = ((uint8_t*)bytecode) + sizeof(lwc_string*) + sizeof(css_fixed); - lwc_string_unref(str); - - consumed += sizeof(uint32_t); - value = *((uint32_t*)bytecode); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - } - } - - return consumed; -} - -css_error cascade_counter_reset(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_counter_increment_reset(opv, style, state, - set_counter_reset); -} - -css_error set_counter_reset_from_hint(const css_hint *hint, - css_computed_style *style) -{ - css_computed_counter *item; - css_error error; - - error = set_counter_reset(style, hint->status, hint->data.counter); - - if (hint->status == CSS_COUNTER_RESET_NAMED && - hint->data.counter != NULL) { - for (item = hint->data.counter; item->name != NULL; item++) { - lwc_string_unref(item->name); - } - } - - if (error != CSS_OK && hint->data.counter != NULL) - style->alloc(hint->data.counter, 0, style->pw); - - return error; -} - -css_error initial_counter_reset(css_select_state *state) -{ - return set_counter_reset(state->result, CSS_COUNTER_RESET_NONE, NULL); -} - -css_error compose_counter_reset(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_error error; - const css_computed_counter *items = NULL; - uint8_t type = get_counter_reset(child, &items); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_COUNTER_RESET_INHERIT || - (child->uncommon != NULL && result != child)) { - size_t n_items = 0; - css_computed_counter *copy = NULL; - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_COUNTER_RESET_INHERIT) { - type = get_counter_reset(parent, &items); - } - - if (type == CSS_COUNTER_RESET_NAMED && items != NULL) { - const css_computed_counter *i; - - for (i = items; i->name != NULL; i++) - n_items++; - - copy = result->alloc(NULL, (n_items + 1) * - sizeof(css_computed_counter), - result->pw); - if (copy == NULL) - return CSS_NOMEM; - - memcpy(copy, items, (n_items + 1) * - sizeof(css_computed_counter)); - } - - error = set_counter_reset(result, type, copy); - if (error != CSS_OK && copy != NULL) - result->alloc(copy, 0, result->pw); - - return error; - } - - return CSS_OK; -} - -uint32_t destroy_counter_reset(void *bytecode) -{ - uint32_t consumed = sizeof(uint32_t); - uint32_t value = getValue(*((uint32_t*)bytecode)); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - - if (value == COUNTER_INCREMENT_NAMED) { - while (value != COUNTER_INCREMENT_NONE) { - lwc_string *str = *((lwc_string **)bytecode); - consumed += sizeof(lwc_string*) + sizeof(css_fixed); - bytecode = ((uint8_t*)bytecode) + sizeof(lwc_string*) + sizeof(css_fixed); - lwc_string_unref(str); - - consumed += sizeof(uint32_t); - value = *((uint32_t*)bytecode); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - } - } - - return consumed; -} - -css_error cascade_cue_after(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo cue-after */ - return cascade_uri_none(opv, style, state, NULL); -} - -css_error set_cue_after_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_cue_after(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_cue_after(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_cue_after(void *bytecode) -{ - return generic_destroy_uri(bytecode); -} - -css_error cascade_cue_before(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo cue-before */ - return cascade_uri_none(opv, style, state, NULL); -} - -css_error set_cue_before_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_cue_before(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_cue_before(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_cue_before(void *bytecode) -{ - return generic_destroy_uri(bytecode); -} - -css_error cascade_cursor(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_CURSOR_INHERIT; - lwc_string **uris = NULL; - uint32_t n_uris = 0; - - if (isInherit(opv) == false) { - uint32_t v = getValue(opv); - - while (v == CURSOR_URI) { - lwc_string *uri; - lwc_string **temp; - - uri = *((lwc_string **) style->bytecode); - advance_bytecode(style, sizeof(uri)); - - temp = state->result->alloc(uris, - (n_uris + 1) * sizeof(lwc_string *), - state->result->pw); - if (temp == NULL) { - if (uris != NULL) { - state->result->alloc(uris, 0, - state->result->pw); - } - return CSS_NOMEM; - } - - uris = temp; - - uris[n_uris] = uri; - - n_uris++; - - v = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(v)); - } - - switch (v) { - case CURSOR_AUTO: - value = CSS_CURSOR_AUTO; - break; - case CURSOR_CROSSHAIR: - value = CSS_CURSOR_CROSSHAIR; - break; - case CURSOR_DEFAULT: - value = CSS_CURSOR_DEFAULT; - break; - case CURSOR_POINTER: - value = CSS_CURSOR_POINTER; - break; - case CURSOR_MOVE: - value = CSS_CURSOR_MOVE; - break; - case CURSOR_E_RESIZE: - value = CSS_CURSOR_E_RESIZE; - break; - case CURSOR_NE_RESIZE: - value = CSS_CURSOR_NE_RESIZE; - break; - case CURSOR_NW_RESIZE: - value = CSS_CURSOR_NW_RESIZE; - break; - case CURSOR_N_RESIZE: - value = CSS_CURSOR_N_RESIZE; - break; - case CURSOR_SE_RESIZE: - value = CSS_CURSOR_SE_RESIZE; - break; - case CURSOR_SW_RESIZE: - value = CSS_CURSOR_SW_RESIZE; - break; - case CURSOR_S_RESIZE: - value = CSS_CURSOR_S_RESIZE; - break; - case CURSOR_W_RESIZE: - value = CSS_CURSOR_W_RESIZE; - break; - case CURSOR_TEXT: - value = CSS_CURSOR_TEXT; - break; - case CURSOR_WAIT: - value = CSS_CURSOR_WAIT; - break; - case CURSOR_HELP: - value = CSS_CURSOR_HELP; - break; - case CURSOR_PROGRESS: - value = CSS_CURSOR_PROGRESS; - break; - } - } - - /* Terminate array with blank entry, if needed */ - if (n_uris > 0) { - lwc_string **temp; - - temp = state->result->alloc(uris, - (n_uris + 1) * sizeof(lwc_string *), - state->result->pw); - if (temp == NULL) { - state->result->alloc(uris, 0, state->result->pw); - return CSS_NOMEM; - } - - uris = temp; - - uris[n_uris] = NULL; - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - css_error error; - - error = set_cursor(state->result, value, uris); - if (error != CSS_OK && n_uris > 0) - state->result->alloc(uris, 0, state->result->pw); - - return error; - } else { - if (n_uris > 0) - state->result->alloc(uris, 0, state->result->pw); - } - - return CSS_OK; -} - -css_error set_cursor_from_hint(const css_hint *hint, - css_computed_style *style) -{ - lwc_string **item; - css_error error; - - error = set_cursor(style, hint->status, hint->data.strings); - - for (item = hint->data.strings; - item != NULL && (*item) != NULL; item++) { - lwc_string_unref(*item); - } - - if (error != CSS_OK && hint->data.strings != NULL) - style->alloc(hint->data.strings, 0, style->pw); - - return error; -} - -css_error initial_cursor(css_select_state *state) -{ - return set_cursor(state->result, CSS_CURSOR_AUTO, NULL); -} - -css_error compose_cursor(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_error error; - lwc_string **urls = NULL; - uint8_t type = get_cursor(child, &urls); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_CURSOR_INHERIT || - (child->uncommon != NULL && result != child)) { - size_t n_urls = 0; - lwc_string **copy = NULL; - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_CURSOR_INHERIT) { - type = get_cursor(parent, &urls); - } - - if (urls != NULL) { - lwc_string **i; - - for (i = urls; (*i) != NULL; i++) - n_urls++; - - copy = result->alloc(NULL, (n_urls + 1) * - sizeof(lwc_string *), - result->pw); - if (copy == NULL) - return CSS_NOMEM; - - memcpy(copy, urls, (n_urls + 1) * - sizeof(lwc_string *)); - } - - error = set_cursor(result, type, copy); - if (error != CSS_OK && copy != NULL) - result->alloc(copy, 0, result->pw); - - return error; - } - - return CSS_OK; -} - -uint32_t destroy_cursor(void *bytecode) -{ - uint32_t consumed = sizeof(uint32_t); - uint32_t value = getValue(*((uint32_t*)bytecode)); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - - while (value == CURSOR_URI) { - lwc_string *str = *((lwc_string **)bytecode); - consumed += sizeof(lwc_string*); - bytecode = ((uint8_t*)bytecode) + sizeof(lwc_string*); - lwc_string_unref(str); - - consumed += sizeof(uint32_t); - value = *((uint32_t*)bytecode); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - } - - return consumed; -} - -css_error cascade_direction(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_DIRECTION_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case DIRECTION_LTR: - value = CSS_DIRECTION_LTR; - break; - case DIRECTION_RTL: - value = CSS_DIRECTION_RTL; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_direction(state->result, value); - } - - return CSS_OK; -} - -css_error set_direction_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_direction(style, hint->status); -} - -css_error initial_direction(css_select_state *state) -{ - return set_direction(state->result, CSS_DIRECTION_LTR); -} - -css_error compose_direction(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_direction(child); - - if (type == CSS_DIRECTION_INHERIT) { - type = get_direction(parent); - } - - return set_direction(result, type); -} - -uint32_t destroy_direction(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_display(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_DISPLAY_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case DISPLAY_INLINE: - value = CSS_DISPLAY_INLINE; - break; - case DISPLAY_BLOCK: - value = CSS_DISPLAY_BLOCK; - break; - case DISPLAY_LIST_ITEM: - value = CSS_DISPLAY_LIST_ITEM; - break; - case DISPLAY_RUN_IN: - value = CSS_DISPLAY_RUN_IN; - break; - case DISPLAY_INLINE_BLOCK: - value = CSS_DISPLAY_INLINE_BLOCK; - break; - case DISPLAY_TABLE: - value = CSS_DISPLAY_TABLE; - break; - case DISPLAY_INLINE_TABLE: - value = CSS_DISPLAY_INLINE_TABLE; - break; - case DISPLAY_TABLE_ROW_GROUP: - value = CSS_DISPLAY_TABLE_ROW_GROUP; - break; - case DISPLAY_TABLE_HEADER_GROUP: - value = CSS_DISPLAY_TABLE_HEADER_GROUP; - break; - case DISPLAY_TABLE_FOOTER_GROUP: - value = CSS_DISPLAY_TABLE_FOOTER_GROUP; - break; - case DISPLAY_TABLE_ROW: - value = CSS_DISPLAY_TABLE_ROW; - break; - case DISPLAY_TABLE_COLUMN_GROUP: - value = CSS_DISPLAY_TABLE_COLUMN_GROUP; - break; - case DISPLAY_TABLE_COLUMN: - value = CSS_DISPLAY_TABLE_COLUMN; - break; - case DISPLAY_TABLE_CELL: - value = CSS_DISPLAY_TABLE_CELL; - break; - case DISPLAY_TABLE_CAPTION: - value = CSS_DISPLAY_TABLE_CAPTION; - break; - case DISPLAY_NONE: - value = CSS_DISPLAY_NONE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_display(state->result, value); - } - - return CSS_OK; -} - -css_error set_display_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_display(style, hint->status); -} - -css_error initial_display(css_select_state *state) -{ - return set_display(state->result, CSS_DISPLAY_INLINE); -} - -css_error compose_display(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_display_static(child); - - if (type == CSS_DISPLAY_INHERIT) { - type = get_display_static(parent); - } - - return set_display(result, type); -} - -uint32_t destroy_display(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_elevation(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - css_fixed val = 0; - uint32_t unit = UNIT_DEG; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case ELEVATION_ANGLE: - value = 0; - - val = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(val)); - - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case ELEVATION_BELOW: - case ELEVATION_LEVEL: - case ELEVATION_ABOVE: - case ELEVATION_HIGHER: - case ELEVATION_LOWER: - /** \todo convert to public values */ - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo set computed elevation */ - } - - return CSS_OK; -} - -css_error set_elevation_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_elevation(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_elevation(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_elevation(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_empty_cells(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_EMPTY_CELLS_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case EMPTY_CELLS_SHOW: - value = CSS_EMPTY_CELLS_SHOW; - break; - case EMPTY_CELLS_HIDE: - value = CSS_EMPTY_CELLS_HIDE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_empty_cells(state->result, value); - } - - return CSS_OK; -} - -css_error set_empty_cells_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_empty_cells(style, hint->status); -} - -css_error initial_empty_cells(css_select_state *state) -{ - return set_empty_cells(state->result, CSS_EMPTY_CELLS_SHOW); -} - -css_error compose_empty_cells(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_empty_cells(child); - - if (type == CSS_EMPTY_CELLS_INHERIT) { - type = get_empty_cells(parent); - } - - return set_empty_cells(result, type); -} - -uint32_t destroy_empty_cells(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_float(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_FLOAT_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case FLOAT_LEFT: - value = CSS_FLOAT_LEFT; - break; - case FLOAT_RIGHT: - value = CSS_FLOAT_RIGHT; - break; - case FLOAT_NONE: - value = CSS_FLOAT_NONE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_float(state->result, value); - } - - return CSS_OK; -} - -css_error set_float_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_float(style, hint->status); -} - -css_error initial_float(css_select_state *state) -{ - return set_float(state->result, CSS_FLOAT_NONE); -} - -css_error compose_float(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_float(child); - - if (type == CSS_FLOAT_INHERIT) { - type = get_float(parent); - } - - return set_float(result, type); -} - -uint32_t destroy_float(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_font_family(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_FONT_FAMILY_INHERIT; - lwc_string **fonts = NULL; - uint32_t n_fonts = 0; - - if (isInherit(opv) == false) { - uint32_t v = getValue(opv); - - while (v != FONT_FAMILY_END) { - lwc_string *font = NULL; - lwc_string **temp; - - switch (v) { - case FONT_FAMILY_STRING: - case FONT_FAMILY_IDENT_LIST: - font = *((lwc_string **) - style->bytecode); - advance_bytecode(style, sizeof(font)); - break; - case FONT_FAMILY_SERIF: - if (value == CSS_FONT_FAMILY_INHERIT) - value = CSS_FONT_FAMILY_SERIF; - break; - case FONT_FAMILY_SANS_SERIF: - if (value == CSS_FONT_FAMILY_INHERIT) - value = CSS_FONT_FAMILY_SANS_SERIF; - break; - case FONT_FAMILY_CURSIVE: - if (value == CSS_FONT_FAMILY_INHERIT) - value = CSS_FONT_FAMILY_CURSIVE; - break; - case FONT_FAMILY_FANTASY: - if (value == CSS_FONT_FAMILY_INHERIT) - value = CSS_FONT_FAMILY_FANTASY; - break; - case FONT_FAMILY_MONOSPACE: - if (value == CSS_FONT_FAMILY_INHERIT) - value = CSS_FONT_FAMILY_MONOSPACE; - break; - } - - /* Only use family-names which occur before the first - * generic-family. Any values which occur after the - * first generic-family are ignored. */ - /** \todo Do this at bytecode generation time? */ - if (value == CSS_FONT_FAMILY_INHERIT && font != NULL) { - temp = state->result->alloc(fonts, - (n_fonts + 1) * sizeof(lwc_string *), - state->result->pw); - if (temp == NULL) { - if (fonts != NULL) { - state->result->alloc(fonts, 0, - state->result->pw); - } - return CSS_NOMEM; - } - - fonts = temp; - - fonts[n_fonts] = font; - - n_fonts++; - } - - v = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(v)); - } - } - - /* Terminate array with blank entry, if needed */ - if (n_fonts > 0) { - lwc_string **temp; - - temp = state->result->alloc(fonts, - (n_fonts + 1) * sizeof(lwc_string *), - state->result->pw); - if (temp == NULL) { - state->result->alloc(fonts, 0, state->result->pw); - return CSS_NOMEM; - } - - fonts = temp; - - fonts[n_fonts] = NULL; - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - css_error error; - - error = set_font_family(state->result, value, fonts); - if (error != CSS_OK && n_fonts > 0) - state->result->alloc(fonts, 0, state->result->pw); - - return error; - } else { - if (n_fonts > 0) - state->result->alloc(fonts, 0, state->result->pw); - } - - return CSS_OK; -} - -css_error set_font_family_from_hint(const css_hint *hint, - css_computed_style *style) -{ - lwc_string **item; - css_error error; - - error = set_font_family(style, hint->status, hint->data.strings); - - for (item = hint->data.strings; - item != NULL && (*item) != NULL; item++) { - lwc_string_unref(*item); - } - - if (error != CSS_OK && hint->data.strings != NULL) - style->alloc(hint->data.strings, 0, style->pw); - - return error; -} - -css_error initial_font_family(css_select_state *state) -{ - css_hint hint; - css_error error; - - error = state->handler->ua_default_for_property(state->pw, - CSS_PROP_FONT_FAMILY, &hint); - if (error != CSS_OK) - return error; - - return set_font_family_from_hint(&hint, state->result); -} - -css_error compose_font_family(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_error error; - lwc_string **urls = NULL; - uint8_t type = get_font_family(child, &urls); - - if (type == CSS_FONT_FAMILY_INHERIT || result != child) { - size_t n_urls = 0; - lwc_string **copy = NULL; - - if (type == CSS_FONT_FAMILY_INHERIT) - type = get_font_family(parent, &urls); - - if (urls != NULL) { - lwc_string **i; - - for (i = urls; (*i) != NULL; i++) - n_urls++; - - copy = result->alloc(NULL, (n_urls + 1) * - sizeof(lwc_string *), - result->pw); - if (copy == NULL) - return CSS_NOMEM; - - memcpy(copy, urls, (n_urls + 1) * - sizeof(lwc_string *)); - } - - error = set_font_family(result, type, copy); - if (error != CSS_OK && copy != NULL) - result->alloc(copy, 0, result->pw); - - return error; - } - - return CSS_OK; -} - -uint32_t destroy_font_family(void *bytecode) -{ - uint32_t consumed = sizeof(uint32_t); - uint32_t value = getValue(*((uint32_t*)bytecode)); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - - while (value != FONT_FAMILY_END) { - if (value == FONT_FAMILY_STRING || value == FONT_FAMILY_IDENT_LIST) { - lwc_string *str = *((lwc_string **)bytecode); - consumed += sizeof(lwc_string*); - bytecode = ((uint8_t*)bytecode) + sizeof(lwc_string*); - lwc_string_unref(str); - } - - consumed += sizeof(uint32_t); - value = *((uint32_t*)bytecode); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - } - - return consumed; -} - -css_error cascade_font_size(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_FONT_SIZE_INHERIT; - css_fixed size = 0; - uint32_t unit = UNIT_PX; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case FONT_SIZE_DIMENSION: - value = CSS_FONT_SIZE_DIMENSION; - - size = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(size)); - - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case FONT_SIZE_XX_SMALL: - value = CSS_FONT_SIZE_XX_SMALL; - break; - case FONT_SIZE_X_SMALL: - value = CSS_FONT_SIZE_X_SMALL; - break; - case FONT_SIZE_SMALL: - value = CSS_FONT_SIZE_SMALL; - break; - case FONT_SIZE_MEDIUM: - value = CSS_FONT_SIZE_MEDIUM; - break; - case FONT_SIZE_LARGE: - value = CSS_FONT_SIZE_LARGE; - break; - case FONT_SIZE_X_LARGE: - value = CSS_FONT_SIZE_X_LARGE; - break; - case FONT_SIZE_XX_LARGE: - value = CSS_FONT_SIZE_XX_LARGE; - break; - case FONT_SIZE_LARGER: - value = CSS_FONT_SIZE_LARGER; - break; - case FONT_SIZE_SMALLER: - value = CSS_FONT_SIZE_SMALLER; - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_font_size(state->result, value, size, unit); - } - - return CSS_OK; -} - -css_error set_font_size_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_font_size(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_font_size(css_select_state *state) -{ - return set_font_size(state->result, CSS_FONT_SIZE_MEDIUM, - 0, CSS_UNIT_PX); -} - -css_error compose_font_size(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed size = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_font_size(child, &size, &unit); - - if (type == CSS_FONT_SIZE_INHERIT) { - type = get_font_size(parent, &size, &unit); - } - - return set_font_size(result, type, size, unit); -} - -uint32_t destroy_font_size(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_font_style(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_FONT_STYLE_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case FONT_STYLE_NORMAL: - value = CSS_FONT_STYLE_NORMAL; - break; - case FONT_STYLE_ITALIC: - value = CSS_FONT_STYLE_ITALIC; - break; - case FONT_STYLE_OBLIQUE: - value = CSS_FONT_STYLE_OBLIQUE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_font_style(state->result, value); - } - - return CSS_OK; -} - -css_error set_font_style_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_font_style(style, hint->status); -} - -css_error initial_font_style(css_select_state *state) -{ - return set_font_style(state->result, CSS_FONT_STYLE_NORMAL); -} - -css_error compose_font_style(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_font_style(child); - - if (type == CSS_FONT_STYLE_INHERIT) { - type= get_font_style(parent); - } - - return set_font_style(result, type); -} - -uint32_t destroy_font_style(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_font_variant(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_FONT_VARIANT_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case FONT_VARIANT_NORMAL: - value = CSS_FONT_VARIANT_NORMAL; - break; - case FONT_VARIANT_SMALL_CAPS: - value = CSS_FONT_VARIANT_SMALL_CAPS; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_font_variant(state->result, value); - } - - return CSS_OK; -} - -css_error set_font_variant_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_font_variant(style, hint->status); -} - -css_error initial_font_variant(css_select_state *state) -{ - return set_font_variant(state->result, CSS_FONT_VARIANT_NORMAL); -} - -css_error compose_font_variant(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_font_variant(child); - - if (type == CSS_FONT_VARIANT_INHERIT) { - type = get_font_variant(parent); - } - - return set_font_variant(result, type); -} - -uint32_t destroy_font_variant(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_font_weight(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_FONT_WEIGHT_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case FONT_WEIGHT_NORMAL: - value = CSS_FONT_WEIGHT_NORMAL; - break; - case FONT_WEIGHT_BOLD: - value = CSS_FONT_WEIGHT_BOLD; - break; - case FONT_WEIGHT_BOLDER: - value = CSS_FONT_WEIGHT_BOLDER; - break; - case FONT_WEIGHT_LIGHTER: - value = CSS_FONT_WEIGHT_LIGHTER; - break; - case FONT_WEIGHT_100: - value = CSS_FONT_WEIGHT_100; - break; - case FONT_WEIGHT_200: - value = CSS_FONT_WEIGHT_200; - break; - case FONT_WEIGHT_300: - value = CSS_FONT_WEIGHT_300; - break; - case FONT_WEIGHT_400: - value = CSS_FONT_WEIGHT_400; - break; - case FONT_WEIGHT_500: - value = CSS_FONT_WEIGHT_500; - break; - case FONT_WEIGHT_600: - value = CSS_FONT_WEIGHT_600; - break; - case FONT_WEIGHT_700: - value = CSS_FONT_WEIGHT_700; - break; - case FONT_WEIGHT_800: - value = CSS_FONT_WEIGHT_800; - break; - case FONT_WEIGHT_900: - value = CSS_FONT_WEIGHT_900; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_font_weight(state->result, value); - } - - return CSS_OK; -} - -css_error set_font_weight_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_font_weight(style, hint->status); -} - -css_error initial_font_weight(css_select_state *state) -{ - return set_font_weight(state->result, CSS_FONT_WEIGHT_NORMAL); -} - -css_error compose_font_weight(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_font_weight(child); - - if (type == CSS_FONT_WEIGHT_INHERIT) { - type = get_font_weight(parent); - } - - return set_font_weight(result, type); -} - -uint32_t destroy_font_weight(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_height(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_height); -} - -css_error set_height_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_height(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_height(css_select_state *state) -{ - return set_height(state->result, CSS_HEIGHT_AUTO, 0, CSS_UNIT_PX); -} - -css_error compose_height(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_height(child, &length, &unit); - - if (type == CSS_HEIGHT_INHERIT) { - type = get_height(parent, &length, &unit); - } - - return set_height(result, type, length, unit); -} - -uint32_t destroy_height(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_left(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_left); -} - -css_error set_left_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_left(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_left(css_select_state *state) -{ - return set_left(state->result, CSS_LEFT_AUTO, 0, CSS_UNIT_PX); -} - -css_error compose_left(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_left(child, &length, &unit); - - if (type == CSS_LEFT_INHERIT) { - type = get_left(parent, &length, &unit); - } - - return set_left(result, type, length, unit); -} - -uint32_t destroy_left(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_letter_spacing(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_normal(opv, style, state, set_letter_spacing); -} - -css_error set_letter_spacing_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_letter_spacing(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_letter_spacing(css_select_state *state) -{ - return set_letter_spacing(state->result, CSS_LETTER_SPACING_NORMAL, - 0, CSS_UNIT_PX); -} - -css_error compose_letter_spacing(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_letter_spacing(child, &length, &unit); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_LETTER_SPACING_INHERIT || - (child->uncommon != NULL && result != child)) { - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_LETTER_SPACING_INHERIT) { - type = get_letter_spacing(parent, &length, &unit); - } - - return set_letter_spacing(result, type, length, unit); - } - - return CSS_OK; -} - -uint32_t destroy_letter_spacing(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_line_height(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_LINE_HEIGHT_INHERIT; - css_fixed val = 0; - uint32_t unit = UNIT_PX; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case LINE_HEIGHT_NUMBER: - value = CSS_LINE_HEIGHT_NUMBER; - val = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(val)); - break; - case LINE_HEIGHT_DIMENSION: - value = CSS_LINE_HEIGHT_DIMENSION; - val = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(val)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case LINE_HEIGHT_NORMAL: - value = CSS_LINE_HEIGHT_NORMAL; - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_line_height(state->result, value, val, unit); - } - - return CSS_OK; -} - -css_error set_line_height_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_line_height(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_line_height(css_select_state *state) -{ - return set_line_height(state->result, CSS_LINE_HEIGHT_NORMAL, - 0, CSS_UNIT_PX); -} - -css_error compose_line_height(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_line_height(child, &length, &unit); - - if (type == CSS_LINE_HEIGHT_INHERIT) { - type = get_line_height(parent, &length, &unit); - } - - return set_line_height(result, type, length, unit); -} - -uint32_t destroy_line_height(void *bytecode) -{ - uint32_t value = getValue(*((uint32_t*)bytecode)); - if (value == LINE_HEIGHT_NUMBER) - return generic_destroy_number(bytecode); - else - return generic_destroy_length(bytecode); -} - -css_error cascade_list_style_image(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_uri_none(opv, style, state, set_list_style_image); -} - -css_error set_list_style_image_from_hint(const css_hint *hint, - css_computed_style *style) -{ - css_error error; - - error = set_list_style_image(style, hint->status, hint->data.string); - - if (hint->data.string != NULL) - lwc_string_unref(hint->data.string); - - return error; -} - -css_error initial_list_style_image(css_select_state *state) -{ - return set_list_style_image(state->result, - CSS_LIST_STYLE_IMAGE_NONE, NULL); -} - -css_error compose_list_style_image(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - lwc_string *url; - uint8_t type = get_list_style_image(child, &url); - - if (type == CSS_LIST_STYLE_IMAGE_INHERIT) { - type = get_list_style_image(parent, &url); - } - - return set_list_style_image(result, type, url); -} - -uint32_t destroy_list_style_image(void *bytecode) -{ - return generic_destroy_uri(bytecode); -} - -css_error cascade_list_style_position(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_LIST_STYLE_POSITION_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case LIST_STYLE_POSITION_INSIDE: - value = CSS_LIST_STYLE_POSITION_INSIDE; - break; - case LIST_STYLE_POSITION_OUTSIDE: - value = CSS_LIST_STYLE_POSITION_OUTSIDE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_list_style_position(state->result, value); - } - - return CSS_OK; -} - -css_error set_list_style_position_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_list_style_position(style, hint->status); -} - -css_error initial_list_style_position(css_select_state *state) -{ - return set_list_style_position(state->result, - CSS_LIST_STYLE_POSITION_OUTSIDE); -} - -css_error compose_list_style_position(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_list_style_position(child); - - if (type == CSS_LIST_STYLE_POSITION_INHERIT) { - type = get_list_style_position(parent); - } - - return set_list_style_position(result, type); -} - -uint32_t destroy_list_style_position(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_list_style_type(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_LIST_STYLE_TYPE_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case LIST_STYLE_TYPE_DISC: - value = CSS_LIST_STYLE_TYPE_DISC; - break; - case LIST_STYLE_TYPE_CIRCLE: - value = CSS_LIST_STYLE_TYPE_CIRCLE; - break; - case LIST_STYLE_TYPE_SQUARE: - value = CSS_LIST_STYLE_TYPE_SQUARE; - break; - case LIST_STYLE_TYPE_DECIMAL: - value = CSS_LIST_STYLE_TYPE_DECIMAL; - break; - case LIST_STYLE_TYPE_DECIMAL_LEADING_ZERO: - value = CSS_LIST_STYLE_TYPE_DECIMAL_LEADING_ZERO; - break; - case LIST_STYLE_TYPE_LOWER_ROMAN: - value = CSS_LIST_STYLE_TYPE_LOWER_ROMAN; - break; - case LIST_STYLE_TYPE_UPPER_ROMAN: - value = CSS_LIST_STYLE_TYPE_UPPER_ROMAN; - break; - case LIST_STYLE_TYPE_LOWER_GREEK: - value = CSS_LIST_STYLE_TYPE_LOWER_GREEK; - break; - case LIST_STYLE_TYPE_LOWER_LATIN: - value = CSS_LIST_STYLE_TYPE_LOWER_LATIN; - break; - case LIST_STYLE_TYPE_UPPER_LATIN: - value = CSS_LIST_STYLE_TYPE_UPPER_LATIN; - break; - case LIST_STYLE_TYPE_ARMENIAN: - value = CSS_LIST_STYLE_TYPE_ARMENIAN; - break; - case LIST_STYLE_TYPE_GEORGIAN: - value = CSS_LIST_STYLE_TYPE_GEORGIAN; - break; - case LIST_STYLE_TYPE_LOWER_ALPHA: - value = CSS_LIST_STYLE_TYPE_LOWER_ALPHA; - break; - case LIST_STYLE_TYPE_UPPER_ALPHA: - value = CSS_LIST_STYLE_TYPE_UPPER_ALPHA; - break; - case LIST_STYLE_TYPE_NONE: - value = CSS_LIST_STYLE_TYPE_NONE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_list_style_type(state->result, value); - } - - return CSS_OK; -} - -css_error set_list_style_type_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_list_style_type(style, hint->status); -} - -css_error initial_list_style_type(css_select_state *state) -{ - return set_list_style_type(state->result, CSS_LIST_STYLE_TYPE_DISC); -} - -css_error compose_list_style_type(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_list_style_type(child); - - if (type == CSS_LIST_STYLE_TYPE_INHERIT) { - type = get_list_style_type(parent); - } - - return set_list_style_type(result, type); -} - -uint32_t destroy_list_style_type(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_margin_top(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_margin_top); -} - -css_error set_margin_top_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_margin_top(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_margin_top(css_select_state *state) -{ - return set_margin_top(state->result, CSS_MARGIN_SET, 0, CSS_UNIT_PX); -} - -css_error compose_margin_top(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_margin_top(child, &length, &unit); - - if (type == CSS_MARGIN_INHERIT) { - type = get_margin_top(parent, &length, &unit); - } - - return set_margin_top(result, type, length, unit); -} - -uint32_t destroy_margin_top(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_margin_right(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_margin_right); -} - -css_error set_margin_right_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_margin_right(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_margin_right(css_select_state *state) -{ - return set_margin_right(state->result, CSS_MARGIN_SET, 0, CSS_UNIT_PX); -} - -css_error compose_margin_right(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_margin_right(child, &length, &unit); - - if (type == CSS_MARGIN_INHERIT) { - type = get_margin_right(parent, &length, &unit); - } - - return set_margin_right(result, type, length, unit); -} - -uint32_t destroy_margin_right(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_margin_bottom(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_margin_bottom); -} - -css_error set_margin_bottom_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_margin_bottom(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_margin_bottom(css_select_state *state) -{ - return set_margin_bottom(state->result, CSS_MARGIN_SET, 0, CSS_UNIT_PX); -} - -css_error compose_margin_bottom(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_margin_bottom(child, &length, &unit); - - if (type == CSS_MARGIN_INHERIT) { - type = get_margin_bottom(parent, &length, &unit); - } - - return set_margin_bottom(result, type, length, unit); -} - -uint32_t destroy_margin_bottom(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_margin_left(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_margin_left); -} - -css_error set_margin_left_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_margin_left(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_margin_left(css_select_state *state) -{ - return set_margin_left(state->result, CSS_MARGIN_SET, 0, CSS_UNIT_PX); -} - -css_error compose_margin_left(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_margin_left(child, &length, &unit); - - if (type == CSS_MARGIN_INHERIT) { - type = get_margin_left(parent, &length, &unit); - } - - return set_margin_left(result, type, length, unit); -} - -uint32_t destroy_margin_left(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_max_height(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_none(opv, style, state, set_max_height); -} - -css_error set_max_height_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_max_height(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_max_height(css_select_state *state) -{ - return set_max_height(state->result, CSS_MAX_HEIGHT_NONE, - 0, CSS_UNIT_PX); -} - -css_error compose_max_height(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_max_height(child, &length, &unit); - - if (type == CSS_MAX_HEIGHT_INHERIT) { - type = get_max_height(parent, &length, &unit); - } - - return set_max_height(result, type, length, unit); -} - -uint32_t destroy_max_height(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_max_width(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_none(opv, style, state, set_max_width);; -} - -css_error set_max_width_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_max_width(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_max_width(css_select_state *state) -{ - return set_max_width(state->result, CSS_MAX_WIDTH_NONE, 0, CSS_UNIT_PX); -} - -css_error compose_max_width(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_max_width(child, &length, &unit); - - if (type == CSS_MAX_WIDTH_INHERIT) { - type = get_max_width(parent, &length, &unit); - } - - return set_max_width(result, type, length, unit); -} - -uint32_t destroy_max_width(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_min_height(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length(opv, style, state, set_min_height); -} - -css_error set_min_height_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_min_height(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_min_height(css_select_state *state) -{ - return set_min_height(state->result, CSS_MIN_HEIGHT_SET, - 0, CSS_UNIT_PX); -} - -css_error compose_min_height(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_min_height(child, &length, &unit); - - if (type == CSS_MIN_HEIGHT_INHERIT) { - type = get_min_height(parent, &length, &unit); - } - - return set_min_height(result, type, length, unit); -} - -uint32_t destroy_min_height(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_min_width(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length(opv, style, state, set_min_width); -} - -css_error set_min_width_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_min_width(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_min_width(css_select_state *state) -{ - return set_min_width(state->result, CSS_MIN_WIDTH_SET, 0, CSS_UNIT_PX); -} - -css_error compose_min_width(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_min_width(child, &length, &unit); - - if (type == CSS_MIN_WIDTH_INHERIT) { - type = get_min_width(parent, &length, &unit); - } - - return set_min_width(result, type, length, unit); -} - -uint32_t destroy_min_width(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_orphans(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo orphans */ - return cascade_number(opv, style, state, NULL); -} - -css_error set_orphans_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_orphans(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_orphans(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_orphans(void *bytecode) -{ - return generic_destroy_number(bytecode); -} - -css_error cascade_outline_color(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_OUTLINE_COLOR_INHERIT; - css_color color = 0; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case OUTLINE_COLOR_SET: - value = CSS_OUTLINE_COLOR_COLOR; - color = *((css_color *) style->bytecode); - advance_bytecode(style, sizeof(color)); - break; - case OUTLINE_COLOR_INVERT: - value = CSS_OUTLINE_COLOR_INVERT; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_outline_color(state->result, value, color); - } - - return CSS_OK; -} - -css_error set_outline_color_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_outline_color(style, hint->status, hint->data.color); -} - -css_error initial_outline_color(css_select_state *state) -{ - return set_outline_color(state->result, CSS_OUTLINE_COLOR_INVERT, 0); -} - -css_error compose_outline_color(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_color color = 0; - uint8_t type = get_outline_color(child, &color); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_OUTLINE_COLOR_INHERIT || - (child->uncommon != NULL && result != child)) { - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_OUTLINE_COLOR_INHERIT) { - type = get_outline_color(parent, &color); - } - - return set_outline_color(result, type, color); - } - - return CSS_OK; -} - -uint32_t destroy_outline_color(void *bytecode) -{ - return generic_destroy_color(bytecode); -} - -css_error cascade_outline_style(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_style(opv, style, state, set_outline_style); -} - -css_error set_outline_style_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_outline_style(style, hint->status); -} - -css_error initial_outline_style(css_select_state *state) -{ - return set_outline_style(state->result, CSS_OUTLINE_STYLE_NONE); -} - -css_error compose_outline_style(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_outline_style(child); - - if (type == CSS_OUTLINE_STYLE_INHERIT) { - type = get_outline_style(parent); - } - - return set_outline_style(result, type); -} - -uint32_t destroy_outline_style(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_outline_width(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_border_width(opv, style, state, set_outline_width); -} - -css_error set_outline_width_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_outline_width(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_outline_width(css_select_state *state) -{ - return set_outline_width(state->result, CSS_OUTLINE_WIDTH_MEDIUM, - 0, CSS_UNIT_PX); -} - -css_error compose_outline_width(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_outline_width(child, &length, &unit); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_OUTLINE_WIDTH_INHERIT || - (child->uncommon != NULL && result != child)) { - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_OUTLINE_WIDTH_INHERIT) { - type = get_outline_width(parent, &length, &unit); - } - - return set_outline_width(result, type, length, unit); - } - - return CSS_OK; -} - -uint32_t destroy_outline_width(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_overflow(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_OVERFLOW_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case OVERFLOW_VISIBLE: - value = CSS_OVERFLOW_VISIBLE; - break; - case OVERFLOW_HIDDEN: - value = CSS_OVERFLOW_HIDDEN; - break; - case OVERFLOW_SCROLL: - value = CSS_OVERFLOW_SCROLL; - break; - case OVERFLOW_AUTO: - value = CSS_OVERFLOW_AUTO; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_overflow(state->result, value); - } - - return CSS_OK; -} - -css_error set_overflow_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_overflow(style, hint->status); -} - -css_error initial_overflow(css_select_state *state) -{ - return set_overflow(state->result, CSS_OVERFLOW_VISIBLE); -} - -css_error compose_overflow(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_overflow(child); - - if (type == CSS_OVERFLOW_INHERIT) { - type = get_overflow(parent); - } - - return set_overflow(result, type); -} - -uint32_t destroy_overflow(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_padding_top(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length(opv, style, state, set_padding_top); -} - -css_error set_padding_top_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_padding_top(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_padding_top(css_select_state *state) -{ - return set_padding_top(state->result, CSS_PADDING_SET, 0, CSS_UNIT_PX); -} - -css_error compose_padding_top(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_padding_top(child, &length, &unit); - - if (type == CSS_PADDING_INHERIT) { - type = get_padding_top(parent, &length, &unit); - } - - return set_padding_top(result, type, length, unit); -} - -uint32_t destroy_padding_top(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_padding_right(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length(opv, style, state, set_padding_right); -} - -css_error set_padding_right_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_padding_right(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_padding_right(css_select_state *state) -{ - return set_padding_right(state->result, CSS_PADDING_SET, - 0, CSS_UNIT_PX); -} - -css_error compose_padding_right(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_padding_right(child, &length, &unit); - - if (type == CSS_PADDING_INHERIT) { - type = get_padding_right(parent, &length, &unit); - } - - return set_padding_right(result, type, length, unit); -} - -uint32_t destroy_padding_right(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_padding_bottom(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length(opv, style, state, set_padding_bottom); -} - -css_error set_padding_bottom_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_padding_bottom(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_padding_bottom(css_select_state *state) -{ - return set_padding_bottom(state->result, CSS_PADDING_SET, - 0, CSS_UNIT_PX); -} - -css_error compose_padding_bottom(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_padding_bottom(child, &length, &unit); - - if (type == CSS_PADDING_INHERIT) { - type = get_padding_bottom(parent, &length, &unit); - } - - return set_padding_bottom(result, type, length, unit); -} - -uint32_t destroy_padding_bottom(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_padding_left(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length(opv, style, state, set_padding_left); -} - -css_error set_padding_left_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_padding_left(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_padding_left(css_select_state *state) -{ - return set_padding_left(state->result, CSS_PADDING_SET, 0, CSS_UNIT_PX); -} - -css_error compose_padding_left(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_padding_left(child, &length, &unit); - - if (type == CSS_PADDING_INHERIT) { - type = get_padding_left(parent, &length, &unit); - } - - return set_padding_left(result, type, length, unit); -} - -uint32_t destroy_padding_left(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_page_break_after(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo page-break-after */ - return cascade_page_break_after_before(opv, style, state, NULL); -} - -css_error set_page_break_after_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_page_break_after(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_page_break_after(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_page_break_after(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_page_break_before(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo page-break-before */ - return cascade_page_break_after_before(opv, style, state, NULL); -} - -css_error set_page_break_before_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_page_break_before(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_page_break_before(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_page_break_before(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_page_break_inside(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case PAGE_BREAK_INSIDE_AUTO: - case PAGE_BREAK_INSIDE_AVOID: - /** \todo convert to public values */ - value = 0; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo page-break-inside */ - } - - return CSS_OK; -} - -css_error set_page_break_inside_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_page_break_inside(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_page_break_inside(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_page_break_inside(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_pause_after(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo pause-after */ - return cascade_length(opv, style, state, NULL); -} - -css_error set_pause_after_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_pause_after(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_pause_after(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_pause_after(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_pause_before(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo pause-before */ - return cascade_length(opv, style, state, NULL); -} - -css_error set_pause_before_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_pause_before(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_pause_before(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_pause_before(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_pitch_range(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo pitch-range */ - return cascade_number(opv, style, state, NULL); -} - -css_error set_pitch_range_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_pitch_range(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_pitch_range(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_pitch_range(void *bytecode) -{ - return generic_destroy_number(bytecode); -} - -css_error cascade_pitch(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - css_fixed freq = 0; - uint32_t unit = UNIT_HZ; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case PITCH_FREQUENCY: - value = 0; - - freq = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(freq)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case PITCH_X_LOW: - case PITCH_LOW: - case PITCH_MEDIUM: - case PITCH_HIGH: - case PITCH_X_HIGH: - /** \todo convert to public values */ - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo pitch */ - } - - return CSS_OK; -} - -css_error set_pitch_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_pitch(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_pitch(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_pitch(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_play_during(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - lwc_string *uri = NULL; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case PLAY_DURING_URI: - value = 0; - - uri = *((lwc_string **) style->bytecode); - advance_bytecode(style, sizeof(uri)); - break; - case PLAY_DURING_AUTO: - case PLAY_DURING_NONE: - /** \todo convert to public values */ - break; - } - - /** \todo mix & repeat */ - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo play-during */ - } - - return CSS_OK; -} - -css_error set_play_during_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_play_during(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_play_during(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_play_during(void *bytecode) -{ - return generic_destroy_uri(bytecode); -} - -css_error cascade_position(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_POSITION_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case POSITION_STATIC: - value = CSS_POSITION_STATIC; - break; - case POSITION_RELATIVE: - value = CSS_POSITION_RELATIVE; - break; - case POSITION_ABSOLUTE: - value = CSS_POSITION_ABSOLUTE; - break; - case POSITION_FIXED: - value = CSS_POSITION_FIXED; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_position(state->result, value); - } - - return CSS_OK; -} - -css_error set_position_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_position(style, hint->status); -} - -css_error initial_position(css_select_state *state) -{ - return set_position(state->result, CSS_POSITION_STATIC); -} - -css_error compose_position(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_position(child); - - if (type == CSS_POSITION_INHERIT) { - type = get_position(parent); - } - - return set_position(result, type); -} - -uint32_t destroy_position(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_quotes(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_QUOTES_INHERIT; - lwc_string **quotes = NULL; - uint32_t n_quotes = 0; - - if (isInherit(opv) == false) { - uint32_t v = getValue(opv); - - value = CSS_QUOTES_STRING; - - while (v != QUOTES_NONE) { - lwc_string *open, *close; - lwc_string **temp; - - open = *((lwc_string **) style->bytecode); - advance_bytecode(style, sizeof(lwc_string *)); - - close = *((lwc_string **) style->bytecode); - advance_bytecode(style, sizeof(lwc_string *)); - - temp = state->result->alloc(quotes, - (n_quotes + 2) * sizeof(lwc_string *), - state->result->pw); - if (temp == NULL) { - if (quotes != NULL) { - state->result->alloc(quotes, 0, - state->result->pw); - } - return CSS_NOMEM; - } - - quotes = temp; - - quotes[n_quotes++] = open; - quotes[n_quotes++] = close; - - v = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(v)); - } - } - - /* Terminate array, if required */ - if (n_quotes > 0) { - lwc_string **temp; - - temp = state->result->alloc(quotes, - (n_quotes + 1) * sizeof(lwc_string *), - state->result->pw); - if (temp == NULL) { - state->result->alloc(quotes, 0, state->result->pw); - return CSS_NOMEM; - } - - quotes = temp; - - quotes[n_quotes] = NULL; - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - css_error error; - - error = set_quotes(state->result, value, quotes); - if (error != CSS_OK && quotes != NULL) - state->result->alloc(quotes, 0, state->result->pw); - - return error; - } else { - if (quotes != NULL) - state->result->alloc(quotes, 0, state->result->pw); - } - - return CSS_OK; -} - -css_error set_quotes_from_hint(const css_hint *hint, - css_computed_style *style) -{ - lwc_string **item; - css_error error; - - error = set_quotes(style, hint->status, hint->data.strings); - - for (item = hint->data.strings; - item != NULL && (*item) != NULL; item++) { - lwc_string_unref(*item); - } - - if (error != CSS_OK && hint->data.strings != NULL) - style->alloc(hint->data.strings, 0, style->pw); - - return error; -} - -css_error initial_quotes(css_select_state *state) -{ - css_hint hint; - css_error error; - - error = state->handler->ua_default_for_property(state->pw, - CSS_PROP_QUOTES, &hint); - if (error != CSS_OK) - return error; - - return set_quotes_from_hint(&hint, state->result); -} - -css_error compose_quotes(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_error error; - lwc_string **quotes = NULL; - uint8_t type = get_quotes(child, "es); - - if (type == CSS_QUOTES_INHERIT || result != child) { - size_t n_quotes = 0; - lwc_string **copy = NULL; - - if (type == CSS_QUOTES_INHERIT) { - type = get_quotes(parent, "es); - } - - if (quotes != NULL) { - lwc_string **i; - - for (i = quotes; (*i) != NULL; i++) - n_quotes++; - - copy = result->alloc(NULL, (n_quotes + 1) * - sizeof(lwc_string *), - result->pw); - if (copy == NULL) - return CSS_NOMEM; - - memcpy(copy, quotes, (n_quotes + 1) * - sizeof(lwc_string *)); - } - - error = set_quotes(result, type, copy); - if (error != CSS_OK && copy != NULL) - result->alloc(copy, 0, result->pw); - - return error; - } - - return CSS_OK; -} - -uint32_t destroy_quotes(void *bytecode) -{ - uint32_t consumed = sizeof(uint32_t); - uint32_t value = getValue(*((uint32_t*)bytecode)); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - - while (value == QUOTES_STRING) { - lwc_string **str = ((lwc_string **)bytecode); - consumed += sizeof(lwc_string*) * 2; - bytecode = ((uint8_t*)bytecode) + (sizeof(lwc_string*) * 2); - lwc_string_unref(str[0]); - lwc_string_unref(str[1]); - - consumed += sizeof(uint32_t); - value = *((uint32_t*)bytecode); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - } - - return consumed; -} - -css_error cascade_richness(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo richness */ - return cascade_number(opv, style, state, NULL); -} - -css_error set_richness_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_richness(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_richness(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_richness(void *bytecode) -{ - return generic_destroy_number(bytecode); -} - -css_error cascade_right(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_right); -} - -css_error set_right_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_right(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_right(css_select_state *state) -{ - return set_right(state->result, CSS_RIGHT_AUTO, 0, CSS_UNIT_PX); -} - -css_error compose_right(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_right(child, &length, &unit); - - if (type == CSS_RIGHT_INHERIT) { - type = get_right(parent, &length, &unit); - } - - return set_right(result, type, length, unit); -} - -uint32_t destroy_right(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_speak_header(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case SPEAK_HEADER_ONCE: - case SPEAK_HEADER_ALWAYS: - /** \todo convert to public values */ - value = 0; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo speak-header */ - } - - return CSS_OK; -} - -css_error set_speak_header_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_speak_header(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_speak_header(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_speak_header(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_speak_numeral(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case SPEAK_NUMERAL_DIGITS: - case SPEAK_NUMERAL_CONTINUOUS: - /** \todo convert to public values */ - value = 0; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo speak-numeral */ - } - - return CSS_OK; -} - -css_error set_speak_numeral_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_speak_numeral(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_speak_numeral(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_speak_numeral(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_speak_punctuation( - uint32_t opv, css_style *style, css_select_state *state) -{ - uint16_t value = 0; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case SPEAK_PUNCTUATION_CODE: - case SPEAK_PUNCTUATION_NONE: - /** \todo convert to public values */ - value = 0; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo speak-punctuation */ - } - - return CSS_OK; -} - -css_error set_speak_punctuation_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_speak_punctuation(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_speak_punctuation(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_speak_punctuation(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_speak(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case SPEAK_NORMAL: - case SPEAK_NONE: - case SPEAK_SPELL_OUT: - /** \todo convert to public values */ - value = 0; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo speak */ - } - - return CSS_OK; -} - -css_error set_speak_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_speak(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_speak(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_speak(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_speech_rate(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - css_fixed rate = 0; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case SPEECH_RATE_SET: - value = 0; - - rate = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(rate)); - break; - case SPEECH_RATE_X_SLOW: - case SPEECH_RATE_SLOW: - case SPEECH_RATE_MEDIUM: - case SPEECH_RATE_FAST: - case SPEECH_RATE_X_FAST: - case SPEECH_RATE_FASTER: - case SPEECH_RATE_SLOWER: - /** \todo convert to public values */ - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo speech-rate */ - } - - return CSS_OK; -} - -css_error set_speech_rate_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_speech_rate(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_speech_rate(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_speech_rate(void *bytecode) -{ - return generic_destroy_number(bytecode); -} - -css_error cascade_stress(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo stress */ - return cascade_number(opv, style, state, NULL); -} - -css_error set_stress_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_stress(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_stress(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_stress(void *bytecode) -{ - return generic_destroy_number(bytecode); -} - -css_error cascade_table_layout(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_TABLE_LAYOUT_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case TABLE_LAYOUT_AUTO: - value = CSS_TABLE_LAYOUT_AUTO; - break; - case TABLE_LAYOUT_FIXED: - value = CSS_TABLE_LAYOUT_FIXED; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_table_layout(state->result, value); - } - - return CSS_OK; -} - -css_error set_table_layout_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_table_layout(style, hint->status); -} - -css_error initial_table_layout(css_select_state *state) -{ - return set_table_layout(state->result, CSS_TABLE_LAYOUT_AUTO); -} - -css_error compose_table_layout(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_table_layout(child); - - if (type == CSS_TABLE_LAYOUT_INHERIT) { - type = get_table_layout(parent); - } - - return set_table_layout(result, type); -} - -uint32_t destroy_table_layout(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_text_align(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_TEXT_ALIGN_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case TEXT_ALIGN_LEFT: - value = CSS_TEXT_ALIGN_LEFT; - break; - case TEXT_ALIGN_RIGHT: - value = CSS_TEXT_ALIGN_RIGHT; - break; - case TEXT_ALIGN_CENTER: - value = CSS_TEXT_ALIGN_CENTER; - break; - case TEXT_ALIGN_JUSTIFY: - value = CSS_TEXT_ALIGN_JUSTIFY; - break; - case TEXT_ALIGN_LIBCSS_LEFT: - value = CSS_TEXT_ALIGN_LIBCSS_LEFT; - break; - case TEXT_ALIGN_LIBCSS_CENTER: - value = CSS_TEXT_ALIGN_LIBCSS_CENTER; - break; - case TEXT_ALIGN_LIBCSS_RIGHT: - value = CSS_TEXT_ALIGN_LIBCSS_RIGHT; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_text_align(state->result, value); - } - - return CSS_OK; -} - -css_error set_text_align_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_text_align(style, hint->status); -} - -css_error initial_text_align(css_select_state *state) -{ - return set_text_align(state->result, CSS_TEXT_ALIGN_DEFAULT); -} - -css_error compose_text_align(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_text_align(child); - - if (type == CSS_TEXT_ALIGN_INHERIT) { - type = get_text_align(parent); - } else if (type == CSS_TEXT_ALIGN_INHERIT_IF_NON_MAGIC) { - /* This is purely for the benefit of HTML tables */ - type = get_text_align(parent); - - /* If the parent's text-align is a magical one, - * then reset to the default value. Otherwise, - * inherit as normal. */ - if (type == CSS_TEXT_ALIGN_LIBCSS_LEFT || - type == CSS_TEXT_ALIGN_LIBCSS_CENTER || - type == CSS_TEXT_ALIGN_LIBCSS_RIGHT) - type = CSS_TEXT_ALIGN_DEFAULT; - } - - return set_text_align(result, type); -} - -uint32_t destroy_text_align(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_text_decoration(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_TEXT_DECORATION_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - if (getValue(opv) == TEXT_DECORATION_NONE) { - value = CSS_TEXT_DECORATION_NONE; - } else { - assert(value == 0); - - if (getValue(opv) & TEXT_DECORATION_UNDERLINE) - value |= CSS_TEXT_DECORATION_UNDERLINE; - if (getValue(opv) & TEXT_DECORATION_OVERLINE) - value |= CSS_TEXT_DECORATION_OVERLINE; - if (getValue(opv) & TEXT_DECORATION_LINE_THROUGH) - value |= CSS_TEXT_DECORATION_LINE_THROUGH; - if (getValue(opv) & TEXT_DECORATION_BLINK) - value |= CSS_TEXT_DECORATION_BLINK; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_text_decoration(state->result, value); - } - - return CSS_OK; -} - -css_error set_text_decoration_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_text_decoration(style, hint->status); -} - -css_error initial_text_decoration(css_select_state *state) -{ - return set_text_decoration(state->result, CSS_TEXT_DECORATION_NONE); -} - -css_error compose_text_decoration(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_text_decoration(child); - - if (type == CSS_TEXT_DECORATION_INHERIT) { - type = get_text_decoration(parent); - } - - return set_text_decoration(result, type); -} - -uint32_t destroy_text_decoration(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_text_indent(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length(opv, style, state, set_text_indent); -} - -css_error set_text_indent_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_text_indent(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_text_indent(css_select_state *state) -{ - return set_text_indent(state->result, CSS_TEXT_INDENT_SET, - 0, CSS_UNIT_PX); -} - -css_error compose_text_indent(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_text_indent(child, &length, &unit); - - if (type == CSS_TEXT_INDENT_INHERIT) { - type = get_text_indent(parent, &length, &unit); - } - - return set_text_indent(result, type, length, unit); -} - -uint32_t destroy_text_indent(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_text_transform(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_TEXT_TRANSFORM_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case TEXT_TRANSFORM_CAPITALIZE: - value = CSS_TEXT_TRANSFORM_CAPITALIZE; - break; - case TEXT_TRANSFORM_UPPERCASE: - value = CSS_TEXT_TRANSFORM_UPPERCASE; - break; - case TEXT_TRANSFORM_LOWERCASE: - value = CSS_TEXT_TRANSFORM_LOWERCASE; - break; - case TEXT_TRANSFORM_NONE: - value = CSS_TEXT_TRANSFORM_NONE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_text_transform(state->result, value); - } - - return CSS_OK; -} - -css_error set_text_transform_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_text_transform(style, hint->status); -} - -css_error initial_text_transform(css_select_state *state) -{ - return set_text_transform(state->result, CSS_TEXT_TRANSFORM_NONE); -} - -css_error compose_text_transform(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_text_transform(child); - - if (type == CSS_TEXT_TRANSFORM_INHERIT) { - type = get_text_transform(parent); - } - - return set_text_transform(result, type); -} - -uint32_t destroy_text_transform(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_top(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_top); -} - -css_error set_top_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_top(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_top(css_select_state *state) -{ - return set_top(state->result, CSS_TOP_AUTO, 0, CSS_UNIT_PX); -} - -css_error compose_top(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_top(child, &length, &unit); - - if (type == CSS_TOP_INHERIT) { - type = get_top(parent, &length, &unit); - } - - return set_top(result, type, length, unit); -} - -uint32_t destroy_top(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_unicode_bidi(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_UNICODE_BIDI_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case UNICODE_BIDI_NORMAL: - value = CSS_UNICODE_BIDI_NORMAL; - break; - case UNICODE_BIDI_EMBED: - value = CSS_UNICODE_BIDI_EMBED; - break; - case UNICODE_BIDI_BIDI_OVERRIDE: - value = CSS_UNICODE_BIDI_BIDI_OVERRIDE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_unicode_bidi(state->result, value); - } - - return CSS_OK; -} - -css_error set_unicode_bidi_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_unicode_bidi(style, hint->status); -} - -css_error initial_unicode_bidi(css_select_state *state) -{ - return set_unicode_bidi(state->result, CSS_UNICODE_BIDI_NORMAL); -} - -css_error compose_unicode_bidi(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_unicode_bidi(child); - - if (type == CSS_UNICODE_BIDI_INHERIT) { - type = get_unicode_bidi(parent); - } - - return set_unicode_bidi(result, type); -} - -uint32_t destroy_unicode_bidi(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_vertical_align(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_VERTICAL_ALIGN_INHERIT; - css_fixed length = 0; - uint32_t unit = UNIT_PX; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case VERTICAL_ALIGN_SET: - value = CSS_VERTICAL_ALIGN_SET; - - length = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(length)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case VERTICAL_ALIGN_BASELINE: - value = CSS_VERTICAL_ALIGN_BASELINE; - break; - case VERTICAL_ALIGN_SUB: - value = CSS_VERTICAL_ALIGN_SUB; - break; - case VERTICAL_ALIGN_SUPER: - value = CSS_VERTICAL_ALIGN_SUPER; - break; - case VERTICAL_ALIGN_TOP: - value = CSS_VERTICAL_ALIGN_TOP; - break; - case VERTICAL_ALIGN_TEXT_TOP: - value = CSS_VERTICAL_ALIGN_TEXT_TOP; - break; - case VERTICAL_ALIGN_MIDDLE: - value = CSS_VERTICAL_ALIGN_MIDDLE; - break; - case VERTICAL_ALIGN_BOTTOM: - value = CSS_VERTICAL_ALIGN_BOTTOM; - break; - case VERTICAL_ALIGN_TEXT_BOTTOM: - value = CSS_VERTICAL_ALIGN_TEXT_BOTTOM; - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_vertical_align(state->result, value, length, unit); - } - - return CSS_OK; -} - -css_error set_vertical_align_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_vertical_align(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_vertical_align(css_select_state *state) -{ - return set_vertical_align(state->result, CSS_VERTICAL_ALIGN_BASELINE, - 0, CSS_UNIT_PX); -} - -css_error compose_vertical_align(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_vertical_align(child, &length, &unit); - - if (type == CSS_VERTICAL_ALIGN_INHERIT) { - type = get_vertical_align(parent, &length, &unit); - } - - return set_vertical_align(result, type, length, unit); -} - -uint32_t destroy_vertical_align(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_visibility(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_VISIBILITY_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case VISIBILITY_VISIBLE: - value = CSS_VISIBILITY_VISIBLE; - break; - case VISIBILITY_HIDDEN: - value = CSS_VISIBILITY_HIDDEN; - break; - case VISIBILITY_COLLAPSE: - value = CSS_VISIBILITY_COLLAPSE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_visibility(state->result, value); - } - - return CSS_OK; -} - -css_error set_visibility_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_visibility(style, hint->status); -} - -css_error initial_visibility(css_select_state *state) -{ - return set_visibility(state->result, CSS_VISIBILITY_VISIBLE); -} - -css_error compose_visibility(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_visibility(child); - - if (type == CSS_VISIBILITY_INHERIT) { - type = get_visibility(parent); - } - - return set_visibility(result, type); -} - -uint32_t destroy_visibility(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_voice_family(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - lwc_string **voices = NULL; - uint32_t n_voices = 0; - - if (isInherit(opv) == false) { - uint32_t v = getValue(opv); - - while (v != VOICE_FAMILY_END) { - lwc_string *voice = NULL; - lwc_string **temp; - - switch (v) { - case VOICE_FAMILY_STRING: - case VOICE_FAMILY_IDENT_LIST: - voice = *((lwc_string **) - style->bytecode); - advance_bytecode(style, sizeof(voice)); - break; - case VOICE_FAMILY_MALE: - if (value == 0) - value = 1; - break; - case VOICE_FAMILY_FEMALE: - if (value == 0) - value = 1; - break; - case VOICE_FAMILY_CHILD: - if (value == 0) - value = 1; - break; - } - - /* Only use family-names which occur before the first - * generic-family. Any values which occur after the - * first generic-family are ignored. */ - /** \todo Do this at bytecode generation time? */ - if (value == 0 && voice != NULL) { - temp = state->result->alloc(voices, - (n_voices + 1) * sizeof(lwc_string *), - state->result->pw); - if (temp == NULL) { - if (voices != NULL) { - state->result->alloc(voices, 0, - state->result->pw); - } - return CSS_NOMEM; - } - - voices = temp; - - voices[n_voices] = voice; - - n_voices++; - } - - v = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(v)); - } - } - - /* Terminate array with blank entry, if needed */ - if (n_voices > 0) { - lwc_string **temp; - - temp = state->result->alloc(voices, - (n_voices + 1) * sizeof(lwc_string *), - state->result->pw); - if (temp == NULL) { - state->result->alloc(voices, 0, state->result->pw); - return CSS_NOMEM; - } - - voices = temp; - - voices[n_voices] = NULL; - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo voice-family */ - if (n_voices > 0) - state->result->alloc(voices, 0, state->result->pw); - } else { - if (n_voices > 0) - state->result->alloc(voices, 0, state->result->pw); - } - - return CSS_OK; -} - -css_error set_voice_family_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_voice_family(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_voice_family(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_voice_family(void *bytecode) -{ - uint32_t consumed = sizeof(uint32_t); - uint32_t value = getValue(*((uint32_t*)bytecode)); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - - while (value != VOICE_FAMILY_END) { - if (value == VOICE_FAMILY_STRING || value == VOICE_FAMILY_IDENT_LIST) { - lwc_string *str = *((lwc_string **)bytecode); - consumed += sizeof(lwc_string*); - bytecode = ((uint8_t*)bytecode) + sizeof(lwc_string*); - lwc_string_unref(str); - } - - consumed += sizeof(uint32_t); - value = *((uint32_t*)bytecode); - bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t); - } - - return consumed; -} - -css_error cascade_volume(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = 0; - css_fixed val = 0; - uint32_t unit = UNIT_PCT; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case VOLUME_NUMBER: - value = 0; - - val = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(val)); - break; - case VOLUME_DIMENSION: - value = 0; - - val = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(val)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case VOLUME_SILENT: - case VOLUME_X_SOFT: - case VOLUME_SOFT: - case VOLUME_MEDIUM: - case VOLUME_LOUD: - case VOLUME_X_LOUD: - /** \todo convert to public values */ - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - /** \todo volume */ - } - - return CSS_OK; -} - -css_error set_volume_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_volume(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_volume(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_volume(void *bytecode) -{ - uint32_t value = getValue(*((uint32_t*)bytecode)); - uint32_t additional = 0; - if (value == VOLUME_NUMBER) - additional = sizeof(css_fixed); - else if (value == VOLUME_DIMENSION) - additional = sizeof(css_fixed) + sizeof(uint32_t); - - return sizeof(uint32_t) + additional; -} - -css_error cascade_white_space(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_WHITE_SPACE_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case WHITE_SPACE_NORMAL: - value = CSS_WHITE_SPACE_NORMAL; - break; - case WHITE_SPACE_PRE: - value = CSS_WHITE_SPACE_PRE; - break; - case WHITE_SPACE_NOWRAP: - value = CSS_WHITE_SPACE_NOWRAP; - break; - case WHITE_SPACE_PRE_WRAP: - value = CSS_WHITE_SPACE_PRE_WRAP; - break; - case WHITE_SPACE_PRE_LINE: - value = CSS_WHITE_SPACE_PRE_LINE; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_white_space(state->result, value); - } - - return CSS_OK; -} - -css_error set_white_space_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_white_space(style, hint->status); -} - -css_error initial_white_space(css_select_state *state) -{ - return set_white_space(state->result, CSS_WHITE_SPACE_NORMAL); -} - -css_error compose_white_space(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - uint8_t type = get_white_space(child); - - if (type == CSS_WHITE_SPACE_INHERIT) { - type = get_white_space(parent); - } - - return set_white_space(result, type); -} - -uint32_t destroy_white_space(void *bytecode) -{ - UNUSED(bytecode); - - return sizeof(uint32_t); -} - -css_error cascade_widows(uint32_t opv, css_style *style, - css_select_state *state) -{ - /** \todo widows */ - return cascade_number(opv, style, state, NULL); -} - -css_error set_widows_from_hint(const css_hint *hint, - css_computed_style *style) -{ - UNUSED(hint); - UNUSED(style); - - return CSS_OK; -} - -css_error initial_widows(css_select_state *state) -{ - UNUSED(state); - - return CSS_OK; -} - -css_error compose_widows(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - UNUSED(parent); - UNUSED(child); - UNUSED(result); - - return CSS_OK; -} - -uint32_t destroy_widows(void *bytecode) -{ - return generic_destroy_number(bytecode); -} - -css_error cascade_width(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_auto(opv, style, state, set_width); -} - -css_error set_width_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_width(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_width(css_select_state *state) -{ - return set_width(state->result, CSS_WIDTH_AUTO, 0, CSS_UNIT_PX); -} - -css_error compose_width(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_width(child, &length, &unit); - - if (type == CSS_WIDTH_INHERIT) { - type = get_width(parent, &length, &unit); - } - - return set_width(result, type, length, unit); -} - -uint32_t destroy_width(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_word_spacing(uint32_t opv, css_style *style, - css_select_state *state) -{ - return cascade_length_normal(opv, style, state, set_word_spacing); -} - -css_error set_word_spacing_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_word_spacing(style, hint->status, - hint->data.length.value, hint->data.length.unit); -} - -css_error initial_word_spacing(css_select_state *state) -{ - return set_word_spacing(state->result, CSS_WORD_SPACING_NORMAL, - 0, CSS_UNIT_PX); -} - -css_error compose_word_spacing(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - css_fixed length = 0; - css_unit unit = CSS_UNIT_PX; - uint8_t type = get_word_spacing(child, &length, &unit); - - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_WORD_SPACING_INHERIT || - (child->uncommon != NULL && result != child)) { - if ((child->uncommon == NULL && parent->uncommon != NULL) || - type == CSS_WORD_SPACING_INHERIT) { - type = get_word_spacing(parent, &length, &unit); - } - - return set_word_spacing(result, type, length, unit); - } - - return CSS_OK; -} - -uint32_t destroy_word_spacing(void *bytecode) -{ - return generic_destroy_length(bytecode); -} - -css_error cascade_z_index(uint32_t opv, css_style *style, - css_select_state *state) -{ - uint16_t value = CSS_Z_INDEX_INHERIT; - css_fixed index = 0; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case Z_INDEX_SET: - value = CSS_Z_INDEX_SET; - - index = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(index)); - break; - case Z_INDEX_AUTO: - value = CSS_Z_INDEX_AUTO; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return set_z_index(state->result, value, index); - } - - return CSS_OK; -} - -css_error set_z_index_from_hint(const css_hint *hint, - css_computed_style *style) -{ - return set_z_index(style, hint->status, hint->data.integer); -} - -css_error initial_z_index(css_select_state *state) -{ - return set_z_index(state->result, CSS_Z_INDEX_AUTO, 0); -} - -css_error compose_z_index(const css_computed_style *parent, - const css_computed_style *child, - css_computed_style *result) -{ - int32_t index = 0; - uint8_t type = get_z_index(child, &index); - - if (type == CSS_Z_INDEX_INHERIT) { - type = get_z_index(parent, &index); - } - - return set_z_index(result, type, index); -} - -uint32_t destroy_z_index(void *bytecode) -{ - return generic_destroy_number(bytecode); -} - -/****************************************************************************** - * Utilities below here * - ******************************************************************************/ -css_error cascade_bg_border_color(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_color)) -{ - uint16_t value = CSS_BACKGROUND_COLOR_INHERIT; - css_color color = 0; - - assert(CSS_BACKGROUND_COLOR_INHERIT == CSS_BORDER_COLOR_INHERIT); - assert(CSS_BACKGROUND_COLOR_TRANSPARENT == - CSS_BORDER_COLOR_TRANSPARENT); - assert(CSS_BACKGROUND_COLOR_COLOR == CSS_BORDER_COLOR_COLOR); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case BACKGROUND_COLOR_TRANSPARENT: - value = CSS_BACKGROUND_COLOR_TRANSPARENT; - break; - case BACKGROUND_COLOR_SET: - value = CSS_BACKGROUND_COLOR_COLOR; - color = *((css_color *) style->bytecode); - advance_bytecode(style, sizeof(color)); - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return fun(state->result, value, color); - } - - return CSS_OK; -} - -css_error cascade_uri_none(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, - lwc_string *)) -{ - uint16_t value = CSS_BACKGROUND_IMAGE_INHERIT; - lwc_string *uri = NULL; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case BACKGROUND_IMAGE_NONE: - value = CSS_BACKGROUND_IMAGE_NONE; - break; - case BACKGROUND_IMAGE_URI: - value = CSS_BACKGROUND_IMAGE_IMAGE; - uri = *((lwc_string **) style->bytecode); - advance_bytecode(style, sizeof(uri)); - break; - } - } - - /** \todo lose fun != NULL once all properties have set routines */ - if (fun != NULL && outranks_existing(getOpcode(opv), - isImportant(opv), state, isInherit(opv))) { - return fun(state->result, value, uri); - } - - return CSS_OK; -} - -css_error cascade_border_style(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t)) -{ - uint16_t value = CSS_BORDER_STYLE_INHERIT; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case BORDER_STYLE_NONE: - value = CSS_BORDER_STYLE_NONE; - break; - case BORDER_STYLE_HIDDEN: - value = CSS_BORDER_STYLE_HIDDEN; - break; - case BORDER_STYLE_DOTTED: - value = CSS_BORDER_STYLE_DOTTED; - break; - case BORDER_STYLE_DASHED: - value = CSS_BORDER_STYLE_DASHED; - break; - case BORDER_STYLE_SOLID: - value = CSS_BORDER_STYLE_SOLID; - break; - case BORDER_STYLE_DOUBLE: - value = CSS_BORDER_STYLE_DOUBLE; - break; - case BORDER_STYLE_GROOVE: - value = CSS_BORDER_STYLE_GROOVE; - break; - case BORDER_STYLE_RIDGE: - value = CSS_BORDER_STYLE_RIDGE; - break; - case BORDER_STYLE_INSET: - value = CSS_BORDER_STYLE_INSET; - break; - case BORDER_STYLE_OUTSET: - value = CSS_BORDER_STYLE_OUTSET; - break; - } - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return fun(state->result, value); - } - - return CSS_OK; -} - -css_error cascade_border_width(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)) -{ - uint16_t value = CSS_BORDER_WIDTH_INHERIT; - css_fixed length = 0; - uint32_t unit = UNIT_PX; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case BORDER_WIDTH_SET: - value = CSS_BORDER_WIDTH_WIDTH; - length = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(length)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case BORDER_WIDTH_THIN: - value = CSS_BORDER_WIDTH_THIN; - break; - case BORDER_WIDTH_MEDIUM: - value = CSS_BORDER_WIDTH_MEDIUM; - break; - case BORDER_WIDTH_THICK: - value = CSS_BORDER_WIDTH_THICK; - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return fun(state->result, value, length, unit); - } - - return CSS_OK; -} - -css_error cascade_length_auto(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)) -{ - uint16_t value = CSS_BOTTOM_INHERIT; - css_fixed length = 0; - uint32_t unit = UNIT_PX; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case BOTTOM_SET: - value = CSS_BOTTOM_SET; - length = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(length)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case BOTTOM_AUTO: - value = CSS_BOTTOM_AUTO; - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return fun(state->result, value, length, unit); - } - - return CSS_OK; -} - -css_error cascade_length_normal(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)) -{ - uint16_t value = CSS_LETTER_SPACING_INHERIT; - css_fixed length = 0; - uint32_t unit = UNIT_PX; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case LETTER_SPACING_SET: - value = CSS_LETTER_SPACING_SET; - length = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(length)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case LETTER_SPACING_NORMAL: - value = CSS_LETTER_SPACING_NORMAL; - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return fun(state->result, value, length, unit); - } - - return CSS_OK; -} - -css_error cascade_length_none(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)) -{ - uint16_t value = CSS_MAX_HEIGHT_INHERIT; - css_fixed length = 0; - uint32_t unit = UNIT_PX; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case MAX_HEIGHT_SET: - value = CSS_MAX_HEIGHT_SET; - length = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(length)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - break; - case MAX_HEIGHT_NONE: - value = CSS_MAX_HEIGHT_NONE; - break; - } - } - - unit = to_css_unit(unit); - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - return fun(state->result, value, length, unit); - } - - return CSS_OK; -} - -css_error cascade_length(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed, - css_unit)) -{ - uint16_t value = CSS_MIN_HEIGHT_INHERIT; - css_fixed length = 0; - uint32_t unit = UNIT_PX; - - if (isInherit(opv) == false) { - value = CSS_MIN_HEIGHT_SET; - length = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(length)); - unit = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(unit)); - } - - unit = to_css_unit(unit); - - /** \todo lose fun != NULL once all properties have set routines */ - if (fun != NULL && outranks_existing(getOpcode(opv), - isImportant(opv), state, isInherit(opv))) { - return fun(state->result, value, length, unit); - } - - return CSS_OK; -} - -css_error cascade_number(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, css_fixed)) -{ - uint16_t value = 0; - css_fixed length = 0; - - /** \todo values */ - - if (isInherit(opv) == false) { - value = 0; - length = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(length)); - } - - /** \todo lose fun != NULL once all properties have set routines */ - if (fun != NULL && outranks_existing(getOpcode(opv), - isImportant(opv), state, isInherit(opv))) { - return fun(state->result, value, length); - } - - return CSS_OK; -} - -css_error cascade_page_break_after_before(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t)) -{ - uint16_t value = 0; - - UNUSED(style); - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case PAGE_BREAK_AFTER_AUTO: - case PAGE_BREAK_AFTER_ALWAYS: - case PAGE_BREAK_AFTER_AVOID: - case PAGE_BREAK_AFTER_LEFT: - case PAGE_BREAK_AFTER_RIGHT: - /** \todo convert to public values */ - break; - } - } - - /** \todo lose fun != NULL */ - if (fun != NULL && outranks_existing(getOpcode(opv), - isImportant(opv), state, isInherit(opv))) { - return fun(state->result, value); - } - - return CSS_OK; -} - -css_error cascade_counter_increment_reset(uint32_t opv, css_style *style, - css_select_state *state, - css_error (*fun)(css_computed_style *, uint8_t, - css_computed_counter *)) -{ - uint16_t value = CSS_COUNTER_INCREMENT_INHERIT; - css_computed_counter *counters = NULL; - uint32_t n_counters = 0; - - if (isInherit(opv) == false) { - switch (getValue(opv)) { - case COUNTER_INCREMENT_NAMED: - { - uint32_t v = getValue(opv); - - while (v != COUNTER_INCREMENT_NONE) { - css_computed_counter *temp; - lwc_string *name; - css_fixed val = 0; - - name = *((lwc_string **) - style->bytecode); - advance_bytecode(style, sizeof(name)); - - val = *((css_fixed *) style->bytecode); - advance_bytecode(style, sizeof(val)); - - temp = state->result->alloc(counters, - (n_counters + 1) * - sizeof(css_computed_counter), - state->result->pw); - if (temp == NULL) { - if (counters != NULL) { - state->result->alloc(counters, - 0, state->result->pw); - } - return CSS_NOMEM; - } - - counters = temp; - - counters[n_counters].name = name; - counters[n_counters].value = val; - - n_counters++; - - v = *((uint32_t *) style->bytecode); - advance_bytecode(style, sizeof(v)); - } - } - break; - case COUNTER_INCREMENT_NONE: - value = CSS_COUNTER_INCREMENT_NONE; - break; - } - } - - /* If we have some counters, terminate the array with a blank entry */ - if (n_counters > 0) { - css_computed_counter *temp; - - temp = state->result->alloc(counters, - (n_counters + 1) * sizeof(css_computed_counter), - state->result->pw); - if (temp == NULL) { - state->result->alloc(counters, 0, state->result->pw); - return CSS_NOMEM; - } - - counters = temp; - - counters[n_counters].name = NULL; - counters[n_counters].value = 0; - } - - if (outranks_existing(getOpcode(opv), isImportant(opv), state, - isInherit(opv))) { - css_error error; - - error = fun(state->result, value, counters); - if (error != CSS_OK && n_counters > 0) - state->result->alloc(counters, 0, state->result->pw); - - return error; - } else if (n_counters > 0) { - state->result->alloc(counters, 0, state->result->pw); - } - - return CSS_OK; -} - |