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-rw-r--r--image.c101
1 files changed, 63 insertions, 38 deletions
diff --git a/image.c b/image.c
index fa74eda..7e3329a 100644
--- a/image.c
+++ b/image.c
@@ -1,19 +1,19 @@
-/* sxiv: image.c
- * Copyright (c) 2012 Bert Muennich <be.muennich at googlemail.com>
+/* Copyright 2011, 2012 Bert Muennich
*
- * 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 file is part of sxiv.
*
- * 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.
+ * sxiv 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.
*
- * 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.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * sxiv 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 sxiv. If not, see <http://www.gnu.org/licenses/>.
*/
#define _POSIX_C_SOURCE 200112L
@@ -38,11 +38,13 @@ enum { MIN_GIF_DELAY = 25 };
float zoom_min;
float zoom_max;
-int zoomdiff(float z1, float z2) {
+int zoomdiff(float z1, float z2)
+{
return (int) (z1 * 1000.0 - z2 * 1000.0);
}
-void img_init(img_t *img, win_t *win) {
+void img_init(img_t *img, win_t *win)
+{
zoom_min = zoom_levels[0] / 100.0;
zoom_max = zoom_levels[ARRLEN(zoom_levels) - 1] / 100.0;
@@ -66,7 +68,8 @@ void img_init(img_t *img, win_t *win) {
img->multi.animate = false;
}
-void exif_auto_orientate(const fileinfo_t *file) {
+void exif_auto_orientate(const fileinfo_t *file)
+{
switch (exif_orientation(file)) {
case 5:
imlib_image_orientate(1);
@@ -95,7 +98,8 @@ void exif_auto_orientate(const fileinfo_t *file) {
}
#if HAVE_GIFLIB
-bool img_load_gif(img_t *img, const fileinfo_t *file) {
+bool img_load_gif(img_t *img, const fileinfo_t *file)
+{
GifFileType *gif;
GifRowType *rows = NULL;
GifRecordType rec;
@@ -266,7 +270,8 @@ bool img_load_gif(img_t *img, const fileinfo_t *file) {
}
#endif /* HAVE_GIFLIB */
-bool img_load(img_t *img, const fileinfo_t *file) {
+bool img_load(img_t *img, const fileinfo_t *file)
+{
const char *fmt;
if (img == NULL || file == NULL || file->name == NULL || file->path == NULL)
@@ -303,7 +308,8 @@ bool img_load(img_t *img, const fileinfo_t *file) {
return true;
}
-void img_close(img_t *img, bool decache) {
+void img_close(img_t *img, bool decache)
+{
int i;
if (img == NULL)
@@ -326,7 +332,8 @@ void img_close(img_t *img, bool decache) {
}
}
-void img_check_pan(img_t *img, bool moved) {
+void img_check_pan(img_t *img, bool moved)
+{
win_t *win;
int ox, oy;
@@ -358,7 +365,8 @@ void img_check_pan(img_t *img, bool moved) {
img->dirty = true;
}
-bool img_fit(img_t *img) {
+bool img_fit(img_t *img)
+{
float z, zmax, zw, zh;
if (img == NULL || img->im == NULL || img->win == NULL)
@@ -394,7 +402,8 @@ bool img_fit(img_t *img) {
}
}
-void img_render(img_t *img) {
+void img_render(img_t *img)
+{
win_t *win;
int sx, sy, sw, sh;
int dx, dy, dw, dh;
@@ -464,7 +473,8 @@ void img_render(img_t *img) {
img->dirty = false;
}
-bool img_fit_win(img_t *img, scalemode_t sm) {
+bool img_fit_win(img_t *img, scalemode_t sm)
+{
if (img == NULL || img->im == NULL)
return false;
@@ -472,7 +482,8 @@ bool img_fit_win(img_t *img, scalemode_t sm) {
return img_fit(img);
}
-bool img_center(img_t *img) {
+bool img_center(img_t *img)
+{
int ox, oy;
if (img == NULL || img->im == NULL || img->win == NULL)
@@ -492,7 +503,8 @@ bool img_center(img_t *img) {
}
}
-bool img_zoom(img_t *img, float z) {
+bool img_zoom(img_t *img, float z)
+{
if (img == NULL || img->im == NULL || img->win == NULL)
return false;
@@ -513,7 +525,8 @@ bool img_zoom(img_t *img, float z) {
}
}
-bool img_zoom_in(img_t *img) {
+bool img_zoom_in(img_t *img)
+{
int i;
float z;
@@ -528,7 +541,8 @@ bool img_zoom_in(img_t *img) {
return false;
}
-bool img_zoom_out(img_t *img) {
+bool img_zoom_out(img_t *img)
+{
int i;
float z;
@@ -543,7 +557,8 @@ bool img_zoom_out(img_t *img) {
return false;
}
-bool img_move(img_t *img, float dx, float dy) {
+bool img_move(img_t *img, float dx, float dy)
+{
float ox, oy;
if (img == NULL || img->im == NULL)
@@ -565,7 +580,8 @@ bool img_move(img_t *img, float dx, float dy) {
}
}
-bool img_pan(img_t *img, direction_t dir, int d) {
+bool img_pan(img_t *img, direction_t dir, int d)
+{
/* d < 0: screen-wise
* d = 0: 1/5 of screen
* d > 0: num of pixels
@@ -595,7 +611,8 @@ bool img_pan(img_t *img, direction_t dir, int d) {
return false;
}
-bool img_pan_edge(img_t *img, direction_t dir) {
+bool img_pan_edge(img_t *img, direction_t dir)
+{
int ox, oy;
if (img == NULL || img->im == NULL || img->win == NULL)
@@ -629,7 +646,8 @@ bool img_pan_edge(img_t *img, direction_t dir) {
}
}
-void img_rotate(img_t *img, int d) {
+void img_rotate(img_t *img, int d)
+{
win_t *win;
int ox, oy, tmp;
@@ -654,15 +672,18 @@ void img_rotate(img_t *img, int d) {
img->dirty = true;
}
-void img_rotate_left(img_t *img) {
+void img_rotate_left(img_t *img)
+{
img_rotate(img, 3);
}
-void img_rotate_right(img_t *img) {
+void img_rotate_right(img_t *img)
+{
img_rotate(img, 1);
}
-void img_flip(img_t *img, flipdir_t d) {
+void img_flip(img_t *img, flipdir_t d)
+{
if (img == NULL || img->im == NULL)
return;
@@ -679,7 +700,8 @@ void img_flip(img_t *img, flipdir_t d) {
img->dirty = true;
}
-void img_toggle_antialias(img_t *img) {
+void img_toggle_antialias(img_t *img)
+{
if (img == NULL || img->im == NULL)
return;
@@ -689,7 +711,8 @@ void img_toggle_antialias(img_t *img) {
img->dirty = true;
}
-bool img_frame_goto(img_t *img, int n) {
+bool img_frame_goto(img_t *img, int n)
+{
if (img == NULL || img->im == NULL)
return false;
if (n < 0 || n >= img->multi.cnt || n == img->multi.sel)
@@ -707,7 +730,8 @@ bool img_frame_goto(img_t *img, int n) {
return true;
}
-bool img_frame_navigate(img_t *img, int d) {
+bool img_frame_navigate(img_t *img, int d)
+{
if (img == NULL|| img->im == NULL || img->multi.cnt == 0 || d == 0)
return false;
@@ -720,7 +744,8 @@ bool img_frame_navigate(img_t *img, int d) {
return img_frame_goto(img, d);
}
-bool img_frame_animate(img_t *img, bool restart) {
+bool img_frame_animate(img_t *img, bool restart)
+{
if (img == NULL || img->im == NULL || img->multi.cnt == 0)
return false;
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-08 23:29:26 +0200