stylesheet.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 2008 John-Mark Bell <jmb@netsurf-browser.org>
 */
 
#ifndef libcss_stylesheet_h_
#define libcss_stylesheet_h_
 
#ifdef __cplusplus
extern "C"
{
#endif
 
#include <libcss/errors.h>
#include <libcss/types.h>
#include <libcss/properties.h>
 
typedef css_error (*css_url_resolution_fn)(void *pw,
        const char *base, lwc_string *rel, lwc_string **abs);
 
typedef css_error (*css_import_notification_fn)(void *pw,
        css_stylesheet *parent, lwc_string *url);
 
typedef css_error (*css_color_resolution_fn)(void *pw,
        lwc_string *name, css_color *color);
 
typedef struct css_system_font {
    enum css_font_style_e style;
    enum css_font_variant_e variant;
    enum css_font_weight_e weight;
    struct {
        css_fixed size;
        css_unit unit;
    } size;
    struct {
        css_fixed size;
        css_unit unit;
    } line_height;
    /* Note: must be a single family name only */
    lwc_string *family;
} css_system_font;
 
typedef css_error (*css_font_resolution_fn)(void *pw,
        lwc_string *name, css_system_font *system_font);
 
typedef enum css_stylesheet_params_version {
    CSS_STYLESHEET_PARAMS_VERSION_1 = 1
} css_stylesheet_params_version;
 
typedef struct css_stylesheet_params {
    uint32_t params_version;
 
    css_language_level level;
 
    const char *charset;
    const char *url;
    const char *title;
 
    bool allow_quirks;
    bool inline_style;
 
    css_url_resolution_fn resolve;
    void *resolve_pw;
 
    css_import_notification_fn import;
    void *import_pw;
 
    css_color_resolution_fn color;
    void *color_pw;
 
    css_font_resolution_fn font;
    void *font_pw;
} css_stylesheet_params;
 
css_error css_stylesheet_create(const css_stylesheet_params *params,
        css_stylesheet **stylesheet);
css_error css_stylesheet_destroy(css_stylesheet *sheet);
 
css_error css_stylesheet_append_data(css_stylesheet *sheet,
        const uint8_t *data, size_t len);
css_error css_stylesheet_data_done(css_stylesheet *sheet);
 
css_error css_stylesheet_next_pending_import(css_stylesheet *parent,
        lwc_string **url);
css_error css_stylesheet_register_import(css_stylesheet *parent,
        css_stylesheet *child);
 
css_error css_stylesheet_get_language_level(css_stylesheet *sheet,
        css_language_level *level);
css_error css_stylesheet_get_url(css_stylesheet *sheet, const char **url);
css_error css_stylesheet_get_title(css_stylesheet *sheet, const char **title);
css_error css_stylesheet_quirks_allowed(css_stylesheet *sheet, bool *allowed);
css_error css_stylesheet_used_quirks(css_stylesheet *sheet, bool *quirks);
 
css_error css_stylesheet_get_disabled(css_stylesheet *sheet, bool *disabled);
css_error css_stylesheet_set_disabled(css_stylesheet *sheet, bool disabled);
 
css_error css_stylesheet_size(css_stylesheet *sheet, size_t *size);
 
#ifdef __cplusplus
}
#endif
 
#endif