mirror of
https://github.com/netsurf-browser/netsurf
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108 lines
3.5 KiB
C
108 lines
3.5 KiB
C
/*
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* This file is part of NetSurf, http://netsurf.sourceforge.net/
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* Licensed under the GNU General Public License,
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* http://www.opensource.org/licenses/gpl-license
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* Copyright 2004 James Bursa <bursa@users.sourceforge.net>
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*/
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/** \file
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* Content for text/html (interface).
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*
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* These functions should in general be called via the content interface.
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*/
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#ifndef _NETSURF_RENDER_HTML_H_
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#define _NETSURF_RENDER_HTML_H_
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#include <stdbool.h>
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#include "libxml/HTMLparser.h"
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#include "netsurf/content/content_type.h"
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#include "netsurf/css/css.h"
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#include "netsurf/utils/pool.h"
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struct box;
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struct browser_window;
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struct content;
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struct imagemap;
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struct object_params;
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struct plotters;
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/* entries in stylesheet_content */
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#define STYLESHEET_BASE 0 /* base style sheet */
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#define STYLESHEET_ADBLOCK 1 /* adblocking stylesheet */
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#define STYLESHEET_STYLE 2 /* <style> elements (not cached) */
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#define STYLESHEET_START 3 /* start of document stylesheets */
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extern char *default_stylesheet_url;
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extern char *adblock_stylesheet_url;
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/** Data specific to CONTENT_HTML. */
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struct content_html_data {
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htmlParserCtxt *parser; /**< HTML parser context. */
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const char *encoding; /**< Encoding of source. */
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bool getenc; /**< Need to get the encoding from the document, as it
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* wasn't specified in the Content-Type header. */
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char *base_url; /**< Base URL (may be a copy of content->url). */
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struct box *layout; /**< Box tree, or 0. */
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colour background_colour; /**< Document background colour. */
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/** Number of entries in stylesheet_content. */
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unsigned int stylesheet_count;
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/** Stylesheets. Each may be 0. */
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struct content **stylesheet_content;
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struct css_style *style; /**< Base style. */
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struct font_set *fonts; /**< Set of fonts. */
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/** Number of entries in object. */
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unsigned int object_count;
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/** Objects. Each may be 0. */
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struct {
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char *url; /**< URL of this object. */
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struct content *content; /**< Content, or 0. */
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struct box *box; /**< Node in box tree containing it. */
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/** Pointer to array of permitted content_type, terminated by
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* CONTENT_UNKNOWN, or 0 if any type is acceptable. */
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const content_type *permitted_types;
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bool background; /** Is this object a background image? */
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} *object;
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struct imagemap **imagemaps; /**< Hashtable of imagemaps */
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pool box_pool; /**< Memory pool for box tree. */
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pool string_pool; /**< Memory pool for strings. */
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/**< Browser window containing this document, or 0 if not open. */
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struct browser_window *bw;
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};
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/** Render padding and margin box outlines in html_redraw(). */
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extern bool html_redraw_debug;
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bool html_create(struct content *c, const char *params[]);
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bool html_process_data(struct content *c, char *data, unsigned int size);
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bool html_convert(struct content *c, int width, int height);
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void html_reformat(struct content *c, int width, int height);
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void html_destroy(struct content *c);
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void html_fetch_object(struct content *c, char *url, struct box *box,
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const content_type *permitted_types,
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int available_width, int available_height,
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bool background);
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void html_stop(struct content *c);
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void html_open(struct content *c, struct browser_window *bw,
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struct content *page, struct box *box,
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struct object_params *params);
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void html_close(struct content *c);
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/* in render/html_redraw.c */
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bool html_redraw(struct content *c, int x, int y,
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int width, int height,
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int clip_x0, int clip_y0, int clip_x1, int clip_y1,
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float scale, unsigned long background_colour);
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#endif
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