computed.h

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/*
 * 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>
 */
 
#ifndef libcss_computed_h_
#define libcss_computed_h_
 
#ifdef __cplusplus
extern "C"
{
#endif
 
#include <libwapcaplet/libwapcaplet.h>
 
#include <libcss/errors.h>
#include <libcss/functypes.h>
#include <libcss/properties.h>
#include <libcss/types.h>
#include <libcss/unit.h>
 
struct css_hint;
struct css_select_handler;
 
typedef struct css_computed_counter {
    lwc_string *name;
    css_fixed value;
} css_computed_counter;
 
typedef struct css_computed_clip_rect {
    css_fixed top;
    css_fixed right;
    css_fixed bottom;
    css_fixed left;
 
    css_unit tunit;
    css_unit runit;
    css_unit bunit;
    css_unit lunit;
 
    bool top_auto;
    bool right_auto;
    bool bottom_auto;
    bool left_auto;
} css_computed_clip_rect;
 
enum css_computed_content_type {
    CSS_COMPUTED_CONTENT_NONE       = 0,
    CSS_COMPUTED_CONTENT_STRING     = 1,
    CSS_COMPUTED_CONTENT_URI        = 2,
    CSS_COMPUTED_CONTENT_COUNTER        = 3,
    CSS_COMPUTED_CONTENT_COUNTERS       = 4,
    CSS_COMPUTED_CONTENT_ATTR       = 5,
    CSS_COMPUTED_CONTENT_OPEN_QUOTE     = 6,
    CSS_COMPUTED_CONTENT_CLOSE_QUOTE    = 7,
    CSS_COMPUTED_CONTENT_NO_OPEN_QUOTE  = 8,
    CSS_COMPUTED_CONTENT_NO_CLOSE_QUOTE = 9
};
 
typedef struct css_computed_content_item {
    uint8_t type;
    union {
        lwc_string *string;
        lwc_string *uri;
        lwc_string *attr;
        struct {
            lwc_string *name;
            uint8_t style;
        } counter;
        struct {
            lwc_string *name;
            lwc_string *sep;
            uint8_t style;
        } counters;
    } data;
} css_computed_content_item;
 
css_error css_computed_style_destroy(css_computed_style *style);
 
css_error css_computed_style_compose(
        const css_computed_style *restrict parent,
        const css_computed_style *restrict child,
        const css_unit_ctx *unit_ctx,
        css_computed_style **restrict result);
 
/******************************************************************************
 * speciality formatters                                                      *
 ******************************************************************************/
 
css_error css_computed_format_list_style(
        const css_computed_style *style,
        int value,
        char *buffer,
        size_t buffer_length,
        size_t *format_length);
 
/******************************************************************************
 * Property accessors                                                         *
 ******************************************************************************/
 
uint8_t css_computed_letter_spacing(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_outline_color(
        const css_computed_style *style, css_color *color);
 
uint8_t css_computed_outline_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_border_spacing(
        const css_computed_style *style,
        css_fixed *hlength, css_unit *hunit,
        css_fixed *vlength, css_unit *vunit);
 
uint8_t css_computed_word_spacing(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_counter_increment(
        const css_computed_style *style,
        const css_computed_counter **counters);
 
uint8_t css_computed_counter_reset(
        const css_computed_style *style,
        const css_computed_counter **counters);
 
uint8_t css_computed_cursor(
        const css_computed_style *style,
        lwc_string ***urls);
 
uint8_t css_computed_clip(
        const css_computed_style *style,
        css_computed_clip_rect *rect);
 
uint8_t css_computed_content(
        const css_computed_style *style,
        const css_computed_content_item **content);
 
uint8_t css_computed_vertical_align(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_font_size(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_border_top_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_border_right_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_border_bottom_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_border_left_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_background_image(
        const css_computed_style *style,
        lwc_string **url);
 
uint8_t css_computed_color(
        const css_computed_style *style,
        css_color *color);
 
uint8_t css_computed_list_style_image(
        const css_computed_style *style,
        lwc_string **url);
 
uint8_t css_computed_quotes(
        const css_computed_style *style,
        lwc_string ***quotes);
 
uint8_t css_computed_top(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_right(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_bottom(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_left(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_border_top_color(
        const css_computed_style *style,
        css_color *color);
 
uint8_t css_computed_border_right_color(
        const css_computed_style *style,
        css_color *color);
 
uint8_t css_computed_border_bottom_color(
        const css_computed_style *style,
        css_color *color);
 
uint8_t css_computed_border_left_color(
        const css_computed_style *style,
        css_color *color);
 
uint8_t css_computed_box_sizing(
        const css_computed_style *style);
 
uint8_t css_computed_height(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_line_height(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_background_color(
        const css_computed_style *style,
        css_color *color);
 
uint8_t css_computed_z_index(
        const css_computed_style *style,
        int32_t *z_index);
 
uint8_t css_computed_margin_top(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_margin_right(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_margin_bottom(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_margin_left(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_background_attachment(
        const css_computed_style *style);
 
uint8_t css_computed_border_collapse(
        const css_computed_style *style);
 
uint8_t css_computed_caption_side(
        const css_computed_style *style);
 
uint8_t css_computed_direction(
        const css_computed_style *style);
 
uint8_t css_computed_max_height(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_max_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_empty_cells(
        const css_computed_style *style);
 
uint8_t css_computed_float(
        const css_computed_style *style);
 
uint8_t css_computed_writing_mode(
        const css_computed_style *style);
 
uint8_t css_computed_font_style(
        const css_computed_style *style);
 
uint8_t css_computed_min_height(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_min_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_background_repeat(
        const css_computed_style *style);
 
uint8_t css_computed_clear(
        const css_computed_style *style);
 
uint8_t css_computed_padding_top(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_padding_right(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_padding_bottom(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_padding_left(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_overflow_x(
        const css_computed_style *style);
 
uint8_t css_computed_overflow_y(
        const css_computed_style *style);
 
uint8_t css_computed_position(
        const css_computed_style *style);
 
uint8_t css_computed_opacity(
        const css_computed_style *style,
        css_fixed *opacity);
 
uint8_t css_computed_fill_opacity(
        const css_computed_style *style,
        css_fixed *fill_opacity);
 
uint8_t css_computed_stroke_opacity(
        const css_computed_style *style,
        css_fixed *stroke_opacity);
 
uint8_t css_computed_text_transform(
        const css_computed_style *style);
 
uint8_t css_computed_text_indent(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_white_space(
        const css_computed_style *style);
 
uint8_t css_computed_background_position(
        const css_computed_style *style,
        css_fixed *hlength, css_unit *hunit,
        css_fixed *vlength, css_unit *vunit);
 
uint8_t css_computed_break_after(
        const css_computed_style *style);
 
uint8_t css_computed_break_before(
        const css_computed_style *style);
 
uint8_t css_computed_break_inside(
        const css_computed_style *style);
 
uint8_t css_computed_column_count(
        const css_computed_style *style,
        int32_t *column_count);
 
uint8_t css_computed_column_fill(
        const css_computed_style *style);
 
uint8_t css_computed_column_gap(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_column_rule_color(
        const css_computed_style *style,
        css_color *color);
 
uint8_t css_computed_column_rule_style(
        const css_computed_style *style);
 
uint8_t css_computed_column_rule_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_column_span(
        const css_computed_style *style);
 
uint8_t css_computed_column_width(
        const css_computed_style *style,
        css_fixed *length, css_unit *unit);
 
uint8_t css_computed_display(
        const css_computed_style *style, bool root);
 
uint8_t css_computed_display_static(
        const css_computed_style *style);
 
uint8_t css_computed_font_variant(
        const css_computed_style *style);
 
uint8_t css_computed_text_decoration(
        const css_computed_style *style);
 
uint8_t css_computed_font_family(
        const css_computed_style *style,
        lwc_string ***names);
 
uint8_t css_computed_border_top_style(
        const css_computed_style *style);
 
uint8_t css_computed_border_right_style(
        const css_computed_style *style);
 
uint8_t css_computed_border_bottom_style(
        const css_computed_style *style);
 
uint8_t css_computed_border_left_style(
        const css_computed_style *style);
 
uint8_t css_computed_font_weight(
        const css_computed_style *style);
 
uint8_t css_computed_list_style_type(
        const css_computed_style *style);
 
uint8_t css_computed_outline_style(
        const css_computed_style *style);
 
uint8_t css_computed_table_layout(
        const css_computed_style *style);
 
uint8_t css_computed_unicode_bidi(
        const css_computed_style *style);
 
uint8_t css_computed_visibility(
        const css_computed_style *style);
 
uint8_t css_computed_list_style_position(
        const css_computed_style *style);
 
uint8_t css_computed_text_align(
        const css_computed_style *style);
 
uint8_t css_computed_page_break_after(
        const css_computed_style *style);
 
uint8_t css_computed_page_break_before(
        const css_computed_style *style);
 
uint8_t css_computed_page_break_inside(
        const css_computed_style *style);
 
uint8_t css_computed_orphans(
        const css_computed_style *style,
        int32_t *orphans);
 
uint8_t css_computed_widows(
        const css_computed_style *style,
        int32_t *widows);
 
uint8_t css_computed_align_content(
        const css_computed_style *style);
 
uint8_t css_computed_align_items(
        const css_computed_style *style);
 
uint8_t css_computed_align_self(
        const css_computed_style *style);
 
uint8_t css_computed_flex_basis(
        const css_computed_style *style,
        css_fixed *length,
        css_unit *unit);
 
uint8_t css_computed_flex_direction(
        const css_computed_style *style);
 
uint8_t css_computed_flex_grow(
        const css_computed_style *style,
        css_fixed *number);
 
uint8_t css_computed_flex_shrink(
        const css_computed_style *style,
        css_fixed *number);
 
uint8_t css_computed_flex_wrap(
        const css_computed_style *style);
 
uint8_t css_computed_justify_content(
        const css_computed_style *style);
 
uint8_t css_computed_order(
        const css_computed_style *style,
        int32_t *order);
 
#ifdef __cplusplus
}
#endif
 
#endif