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/*
* This file is part of LibCSS.
* Licensed under the MIT License,
* http://www.opensource.org/licenses/mit-license.php
* Copyright 2007 John-Mark Bell <jmb@netsurf-browser.org>
*/
#ifndef libcss_types_h_
#define libcss_types_h_
#ifdef __cplusplus
extern "C"
{
#endif
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <libwapcaplet/libwapcaplet.h>
#include <libcss/fpmath.h>
/**
* Source of charset information, in order of importance.
* A client-dictated charset will override all others.
* A document-specified charset will override autodetection or the default.
*/
typedef enum css_charset_source {
CSS_CHARSET_DEFAULT = 0, /**< Default setting */
CSS_CHARSET_REFERRED = 1, /**< From referring document */
CSS_CHARSET_METADATA = 2, /**< From linking metadata */
CSS_CHARSET_DOCUMENT = 3, /**< Defined in document */
CSS_CHARSET_DICTATED = 4 /**< Dictated by client */
} css_charset_source;
/**
* Stylesheet language level -- defines parsing rules and supported properties
*/
typedef enum css_language_level {
CSS_LEVEL_1 = 0, /**< CSS 1 */
CSS_LEVEL_2 = 1, /**< CSS 2 */
CSS_LEVEL_21 = 2, /**< CSS 2.1 */
CSS_LEVEL_3 = 3, /**< CSS 3 */
CSS_LEVEL_DEFAULT = CSS_LEVEL_21 /**< Default level */
} css_language_level;
/**
* Stylesheet media types
*/
typedef enum css_media_type {
CSS_MEDIA_AURAL = (1 << 0),
CSS_MEDIA_BRAILLE = (1 << 1),
CSS_MEDIA_EMBOSSED = (1 << 2),
CSS_MEDIA_HANDHELD = (1 << 3),
CSS_MEDIA_PRINT = (1 << 4),
CSS_MEDIA_PROJECTION = (1 << 5),
CSS_MEDIA_SCREEN = (1 << 6),
CSS_MEDIA_SPEECH = (1 << 7),
CSS_MEDIA_TTY = (1 << 8),
CSS_MEDIA_TV = (1 << 9),
CSS_MEDIA_ALL = CSS_MEDIA_AURAL | CSS_MEDIA_BRAILLE |
CSS_MEDIA_EMBOSSED | CSS_MEDIA_HANDHELD |
CSS_MEDIA_PRINT | CSS_MEDIA_PROJECTION |
CSS_MEDIA_SCREEN | CSS_MEDIA_SPEECH |
CSS_MEDIA_TTY | CSS_MEDIA_TV
} css_media_type;
/**
* Stylesheet origin
*/
typedef enum css_origin {
CSS_ORIGIN_UA = 0, /**< User agent stylesheet */
CSS_ORIGIN_USER = 1, /**< User stylesheet */
CSS_ORIGIN_AUTHOR = 2 /**< Author stylesheet */
} css_origin;
/** CSS colour -- AARRGGBB */
typedef uint32_t css_color;
/* CSS unit */
typedef enum css_unit {
CSS_UNIT_PX = 0x00,
CSS_UNIT_EX = 0x01,
CSS_UNIT_EM = 0x02,
CSS_UNIT_IN = 0x03,
CSS_UNIT_CM = 0x04,
CSS_UNIT_MM = 0x05,
CSS_UNIT_PT = 0x06,
CSS_UNIT_PC = 0x07,
CSS_UNIT_CH = 0x08,
CSS_UNIT_REM = 0x09,
CSS_UNIT_LH = 0x0a,
CSS_UNIT_VH = 0x0b,
CSS_UNIT_VW = 0x0c,
CSS_UNIT_VI = 0x0d,
CSS_UNIT_VB = 0x0e,
CSS_UNIT_VMIN = 0x0f,
CSS_UNIT_VMAX = 0x10,
CSS_UNIT_Q = 0x11,
CSS_UNIT_PCT = 0x15, /* Percentage */
CSS_UNIT_DEG = 0x16,
CSS_UNIT_GRAD = 0x17,
CSS_UNIT_RAD = 0x18,
CSS_UNIT_MS = 0x19,
CSS_UNIT_S = 0x1a,
CSS_UNIT_HZ = 0x1b,
CSS_UNIT_KHZ = 0x1c
} css_unit;
/**
* Media orientations
*/
typedef enum css_media_orientation {
CSS_MEDIA_ORIENTATION_PORTRAIT = 0,
CSS_MEDIA_ORIENTATION_LANDSCAPE = 1
} css_media_orientation;
/**
* Media scans
*/
typedef enum css_media_scan {
CSS_MEDIA_SCAN_PROGRESSIVE = 0,
CSS_MEDIA_SCAN_INTERLACE = 1
} css_media_scan;
/**
* Media update-frequencies
*/
typedef enum css_media_update_frequency {
CSS_MEDIA_UPDATE_FREQUENCY_NORMAL = 0,
CSS_MEDIA_UPDATE_FREQUENCY_SLOW = 1,
CSS_MEDIA_UPDATE_FREQUENCY_NONE = 2
} css_media_update_frequency;
/**
* Media block overflows
*/
typedef enum css_media_overflow_block {
CSS_MEDIA_OVERFLOW_BLOCK_NONE = 0,
CSS_MEDIA_OVERFLOW_BLOCK_SCROLL = 1,
CSS_MEDIA_OVERFLOW_BLOCK_OPTIONAL_PAGED = 2,
CSS_MEDIA_OVERFLOW_BLOCK_PAGED = 3
} css_media_overflow_block;
/**
* Media inline overflows
*/
typedef enum css_media_overflow_inline {
CSS_MEDIA_OVERFLOW_INLINE_NONE = 0,
CSS_MEDIA_OVERFLOW_INLINE_SCROLL = 1
} css_media_overflow_inline;
/**
* Media pointers
*/
typedef enum css_media_pointer {
CSS_MEDIA_POINTER_NONE = 0,
CSS_MEDIA_POINTER_COARSE = 1,
CSS_MEDIA_POINTER_FINE = 2
} css_media_pointer;
/**
* Media hovers
*/
typedef enum css_media_hover {
CSS_MEDIA_HOVER_NONE = 0,
CSS_MEDIA_HOVER_ON_DEMAND = 1,
CSS_MEDIA_HOVER_HOVER = 2
} css_media_hover;
/**
* Media light-levels
*/
typedef enum css_media_light_level {
CSS_MEDIA_LIGHT_LEVEL_NORMAL = 0,
CSS_MEDIA_LIGHT_LEVEL_DIM = 1,
CSS_MEDIA_LIGHT_LEVEL_WASHED = 2
} css_media_light_level;
/**
* Media scriptings
*/
typedef enum css_media_scripting {
CSS_MEDIA_SCRIPTING_NONE = 0,
CSS_MEDIA_SCRIPTING_INITIAL_ONLY = 1,
CSS_MEDIA_SCRIPTING_ENABLED = 2
} css_media_scripting;
typedef struct css_media_resolution {
css_fixed value;
css_unit unit;
} css_media_resolution;
/**
* Media specification
*/
typedef struct css_media {
/* Media type */
css_media_type type;
/* Viewport / page media features */
css_fixed width; /* In css pixels */
css_fixed height; /* In css pixels */
css_fixed aspect_ratio;
css_media_orientation orientation;
/* Display quality media features */
css_media_resolution resolution;
css_media_scan scan;
css_fixed grid; /** boolean: {0|1} */
css_media_update_frequency update;
css_media_overflow_block overflow_block;
css_media_overflow_inline overflow_inline;
/* Color media features */
css_fixed color; /* colour bpp (0 for monochrome) */
css_fixed color_index;
css_fixed monochrome; /* monochrome bpp (0 for colour) */
css_fixed inverted_colors; /** boolean: {0|1} */
lwc_string *prefers_color_scheme; /* "light", "dark" */
/* Interaction media features */
css_media_pointer pointer;
css_media_pointer any_pointer;
css_media_hover hover;
css_media_hover any_hover;
/* Environmental media features */
css_media_light_level light_level;
/* Scripting media features */
css_media_scripting scripting;
} css_media;
/**
* Type of a qualified name
*/
typedef struct css_qname {
/**
* Namespace URI:
*
* NULL for no namespace
* '*' for any namespace (including none)
* URI for a specific namespace
*/
lwc_string *ns;
/**
* Local part of qualified name
*/
lwc_string *name;
} css_qname;
typedef struct css_stylesheet css_stylesheet;
typedef struct css_select_ctx css_select_ctx;
typedef struct css_computed_style css_computed_style;
typedef struct css_font_face css_font_face;
typedef struct css_font_face_src css_font_face_src;
#ifdef __cplusplus
}
#endif
#endif
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