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/* sxiv: image.h
* Copyright (c) 2011 Bert Muennich <muennich at informatik.hu-berlin.de>
*
* This program 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; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef IMAGE_H
#define IMAGE_H
#include "window.h"
typedef enum scalemode_e {
SCALE_DOWN = 0,
SCALE_FIT,
SCALE_ZOOM
} scalemode_t;
typedef enum pandir_e {
PAN_LEFT = 0,
PAN_RIGHT,
PAN_UP,
PAN_DOWN
} pandir_t;
typedef struct img_s {
float zoom;
unsigned char re;
unsigned char checkpan;
unsigned char zoomed;
unsigned char aa;
int x;
int y;
int w;
int h;
} img_t;
void img_init(img_t*, win_t*);
void img_free(img_t*);
int img_load(img_t*, const char*);
void img_render(img_t*, win_t*);
int img_fit(img_t*, win_t*);
void img_center(img_t*, win_t*);
int img_zoom_in(img_t*);
int img_zoom_out(img_t*);
int img_pan(img_t*, win_t*, pandir_t);
int img_rotate_left(img_t*, win_t*);
int img_rotate_right(img_t*, win_t*);
int img_toggle_antialias(img_t*);
#endif /* IMAGE_H */
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