computed.h

Go to the documentation of this file.

/*
 * 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_px(
                const css_computed_style *style,
                const css_unit_ctx *unit_ctx,
                int available_px,
                int *px_out);
 
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