From 97449b2e23ef5252cb4f766d9215d14e763a0732 Mon Sep 17 00:00:00 2001 From: Vincent Sanders Date: Sun, 5 Dec 2010 17:22:06 +0000 Subject: Split up properties selectors svn path=/trunk/libcss/; revision=11011 --- src/select/properties/vertical_align.c | 102 +++++++++++++++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 src/select/properties/vertical_align.c (limited to 'src/select/properties/vertical_align.c') diff --git a/src/select/properties/vertical_align.c b/src/select/properties/vertical_align.c new file mode 100644 index 0000000..eb64b5d --- /dev/null +++ b/src/select/properties/vertical_align.c @@ -0,0 +1,102 @@ +/* + * This file is part of LibCSS + * Licensed under the MIT License, + * http://www.opensource.org/licenses/mit-license.php + * Copyright 2009 John-Mark Bell + */ + +#include "bytecode/bytecode.h" +#include "bytecode/opcodes.h" +#include "select/propset.h" +#include "select/propget.h" +#include "utils/utils.h" + +#include "select/properties/properties.h" +#include "select/properties/helpers.h" + +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); +} -- cgit v1.2.3