diff options
author | N-R-K <79544946+N-R-K@users.noreply.github.com> | 2021-12-01 18:27:17 +0600 |
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committer | GitHub <noreply@github.com> | 2021-12-01 12:27:17 +0000 |
commit | 79b8fefcc45d6279c28505ab3d07f539fb9726ff (patch) | |
tree | 80b5c68330ef2114e009dae260305d750feee00c /image.c | |
parent | 5e0b715ecd243d6556389e599d54eac2088f6890 (diff) |
bring back zoom_levels (#156)
this still keeps the shorter zoom logic, but adds back the zoom_levels
array so that stay close to sxiv.
for users who would like to have the zoom step behavior see:
https://github.com/nsxiv/nsxiv/pull/156#issuecomment-975182631
Diffstat (limited to 'image.c')
-rw-r--r-- | image.c | 13 |
1 files changed, 11 insertions, 2 deletions
@@ -43,6 +43,9 @@ enum { DEF_GIF_DELAY = 75 }; enum { DEF_WEBP_DELAY = 75 }; #endif +static const float ZOOM_MIN = zoom_levels[0] / 100; +static const float ZOOM_MAX = zoom_levels[ARRLEN(zoom_levels)-1] / 100; + void img_init(img_t *img, win_t *win) { imlib_context_set_display(win->env.dpy); @@ -699,8 +702,14 @@ bool img_zoom_to(img_t *img, float z) bool img_zoom(img_t *img, int d) { - const float z = img->zoom * (d > 0 ? ZOOM_STEP : 1/ZOOM_STEP); - return img_zoom_to(img, z); + int i = d > 0 ? 0 : ARRLEN(zoom_levels)-1; + while (i >= 0 && i < ARRLEN(zoom_levels) && (d > 0 ? + zoom_levels[i]/100 <= img->zoom : zoom_levels[i]/100 >= img->zoom)) + { + i += d; + } + i = MIN(MAX(i, 0), ARRLEN(zoom_levels)-1); + return img_zoom_to(img, zoom_levels[i]/100); } bool img_pos(img_t *img, float x, float y) |