|
|
|
@ -25,7 +25,7 @@
|
|
|
|
|
void imlib_init(win_t *win) {
|
|
|
|
|
if (!win)
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
imlib_context_set_display(win->env.dpy);
|
|
|
|
|
imlib_context_set_visual(win->env.vis);
|
|
|
|
|
imlib_context_set_colormap(win->env.cmap);
|
|
|
|
@ -41,9 +41,64 @@ void img_load(img_t *img, char *filename) {
|
|
|
|
|
|
|
|
|
|
if (!(img->im = imlib_load_image(filename)))
|
|
|
|
|
DIE("could not open image: %s", filename);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
imlib_context_set_image(img->im);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
img->w = imlib_image_get_width();
|
|
|
|
|
img->h = imlib_image_get_height();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void img_render(img_t *img, win_t *win) {
|
|
|
|
|
float zw, zh;
|
|
|
|
|
unsigned int sx, sy, sw, sh;
|
|
|
|
|
unsigned int dx, dy, dw, dh;
|
|
|
|
|
|
|
|
|
|
if (!img || !win)
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
/* set zoom level to fit image into window */
|
|
|
|
|
if (img->scalemode != SCALE_ZOOM) {
|
|
|
|
|
zw = (float) win->w / (float) img->w;
|
|
|
|
|
zh = (float) win->h / (float) img->h;
|
|
|
|
|
img->zoom = MIN(zw, zh);
|
|
|
|
|
|
|
|
|
|
if (img->zoom * 100.0 < ZOOM_MIN)
|
|
|
|
|
img->zoom = ZOOM_MIN / 100.0;
|
|
|
|
|
else if (img->zoom * 100.0 > ZOOM_MAX)
|
|
|
|
|
img->zoom = ZOOM_MAX / 100.0;
|
|
|
|
|
|
|
|
|
|
if (img->scalemode == SCALE_DOWN && img->zoom > 1.0)
|
|
|
|
|
img->zoom = 1.0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* center image in window */
|
|
|
|
|
img->x = (win->w - img->w * img->zoom) / 2;
|
|
|
|
|
img->y = (win->h - img->h * img->zoom) / 2;
|
|
|
|
|
|
|
|
|
|
if (img->x < 0) {
|
|
|
|
|
sx = -img->x / img->zoom;
|
|
|
|
|
sw = (img->x + win->w) / img->zoom;
|
|
|
|
|
dx = 0;
|
|
|
|
|
dw = win->w;
|
|
|
|
|
} else {
|
|
|
|
|
sx = 0;
|
|
|
|
|
sw = img->w;
|
|
|
|
|
dx = img->x;
|
|
|
|
|
dw = img->w * img->zoom;
|
|
|
|
|
}
|
|
|
|
|
if (img->y < 0) {
|
|
|
|
|
sy = -img->y / img->zoom;
|
|
|
|
|
sh = (img->y + win->h) / img->zoom;
|
|
|
|
|
dy = 0;
|
|
|
|
|
dh = win->h;
|
|
|
|
|
} else {
|
|
|
|
|
sy = 0;
|
|
|
|
|
sh = img->h;
|
|
|
|
|
dy = img->y;
|
|
|
|
|
dh = img->h * img->zoom;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
win_clear(win);
|
|
|
|
|
|
|
|
|
|
imlib_render_image_part_on_drawable_at_size(sx, sy, sw, sh, dx, dy, dw, dh);
|
|
|
|
|
}
|
|
|
|
|