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Second take at rotating & flipping multi-frame images; fixes issue #121

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This commit is contained in:
Bert Münnich 2014-01-09 20:32:22 +01:00
parent 48700aa6c8
commit 002c7e550b
3 changed files with 26 additions and 17 deletions
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2
Makefile
View file

@ -1,4 +1,4 @@
VERSION = git-20140108
VERSION = git-20140109
PREFIX = /usr/local
MANPREFIX = $(PREFIX)/share/man

37
image.c
View file

@ -100,21 +100,17 @@ void exif_auto_orientate(const fileinfo_t *file)
case 2:
imlib_image_flip_vertical();
break;
case 3:
imlib_image_orientate(2);
break;
case 7:
imlib_image_orientate(1);
case 4:
imlib_image_flip_horizontal();
break;
case 6:
imlib_image_orientate(1);
break;
case 8:
imlib_image_orientate(3);
break;
@ -688,7 +684,7 @@ bool img_pan_edge(img_t *img, direction_t dir)
void img_rotate(img_t *img, degree_t d)
{
int ox, oy, tmp;
int i, ox, oy, tmp;
if (img == NULL || img->im == NULL || img->win == NULL)
return;
@ -696,6 +692,12 @@ void img_rotate(img_t *img, degree_t d)
imlib_context_set_image(img->im);
imlib_image_orientate(d);
for (i = 0; i < img->multi.cnt; i++) {
if (i != img->multi.sel) {
imlib_context_set_image(img->multi.frames[i].im);
imlib_image_orientate(d);
}
}
if (d == DEGREE_90 || d == DEGREE_270) {
ox = d == DEGREE_90 ? img->x : img->win->w - img->x - img->w * img->zoom;
oy = d == DEGREE_270 ? img->y : img->win->h - img->y - img->h * img->zoom;
@ -708,24 +710,31 @@ void img_rotate(img_t *img, degree_t d)
img->h = tmp;
img->checkpan = true;
}
img->dirty = true;
}
void img_flip(img_t *img, flipdir_t d)
{
if (img == NULL || img->im == NULL)
int i;
void (*imlib_flip_op[3])(void) = {
imlib_image_flip_horizontal,
imlib_image_flip_vertical,
imlib_image_flip_diagonal
};
d = (d & (FLIP_HORIZONTAL | FLIP_VERTICAL)) - 1;
if (img == NULL || img->im == NULL || d < 0 || d >= ARRLEN(imlib_flip_op))
return;
imlib_context_set_image(img->im);
imlib_flip_op[d]();
switch (d) {
case FLIP_HORIZONTAL:
imlib_image_flip_horizontal();
break;
case FLIP_VERTICAL:
imlib_image_flip_vertical();
break;
for (i = 0; i < img->multi.cnt; i++) {
if (i != img->multi.sel) {
imlib_context_set_image(img->multi.frames[i].im);
imlib_flip_op[d]();
}
}
img->dirty = true;
}

4
types.h
View file

@ -45,8 +45,8 @@ typedef enum {
} degree_t;
typedef enum {
FLIP_HORIZONTAL,
FLIP_VERTICAL
FLIP_HORIZONTAL = 1,
FLIP_VERTICAL = 2
} flipdir_t;
typedef enum {