netsurf/css/hints.h

/*
 * Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org>
 *
 * This file is part of NetSurf, http://www.netsurf-browser.org/
 *
 * NetSurf is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * NetSurf is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef NETSURF_CSS_HINTS_H_
#define NETSURF_CSS_HINTS_H_

#include <stdint.h>

#include "css/css.h"

nserror css_hint_init(void);
void css_hint_fini(void);


/**
 * Callback to retrieve presentational hints for a node
 *
 * \param pw        HTML document
 * \param node      DOM node
 * \param property  CSS property to retrieve
 * \param hint      Pointer to hint object to populate
 * \return CSS_OK               on success,
 *         CSS_PROPERTY_NOT_SET if there is no hint for the requested property,
 *         CSS_NOMEM            on memory exhaustion.
 */
css_error node_presentational_hint(
		void *pw,
		void *node,
		uint32_t *nhints,
		css_hint **hints);

bool nscss_parse_colour(const char *data, css_color *result);

#endif