netsurf/image/gif.h

59 lines
1.8 KiB
C

/*
* Copyright 2004 Richard Wilson <not_ginger_matt@users.sourceforge.net>
* Copyright 2008 Sean Fox <dyntryx@gmail.com>
*
* 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/>.
*/
/** \file
* Content for image/gif (interface).
*/
#ifndef _NETSURF_IMAGE_GIF_H_
#define _NETSURF_IMAGE_GIF_H_
#include "utils/config.h"
#ifdef WITH_GIF
#include <stdbool.h>
#include <libnsgif.h>
struct content;
struct http_parameter;
struct content_gif_data {
struct gif_animation *gif; /**< GIF animation data */
int current_frame; /**< current frame to display [0...(max-1)] */
};
bool nsgif_create(struct content *c, const struct http_parameter *params);
bool nsgif_convert(struct content *c);
void nsgif_destroy(struct content *c);
bool nsgif_redraw(struct content *c, int x, int y,
int width, int height,
int clip_x0, int clip_y0, int clip_x1, int clip_y1,
float scale, colour background_colour);
bool nsgif_redraw_tiled(struct content *c, int x, int y,
int width, int height,
int clip_x0, int clip_y0, int clip_x1, int clip_y1,
float scale, colour background_colour,
bool repeat_x, bool repeat_y);
bool nsgif_clone(const struct content *old, struct content *new_content);
void *nsgif_bitmap_create(int width, int height);
#endif /* WITH_GIF */
#endif