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imlib2_view: Move window background image init to separate function

This commit is contained in:
Kim Woelders 2021-12-13 11:32:37 +01:00
parent f2d98a2c15
commit eb7eee0dfc
1 changed files with 52 additions and 40 deletions
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92
src/bin/imlib2_view.c
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@ -15,7 +15,7 @@ Display *disp;
static int debug = 0;
static int verbose = 0;
static Window win;
static Pixmap pm = 0;
static Pixmap bg_pm = 0;
static int image_width = 0, image_height = 0;
static int window_width = 0, window_height = 0;
static Imlib_Image bg_im = NULL;
@ -57,6 +57,52 @@ usage(void)
printf(HELP);
}
static void
bg_pm_init(int reset)
{
int x, y, onoff;
if (reset)
{
if (bg_im)
{
imlib_context_set_image(bg_im);
imlib_free_image_and_decache();
}
bg_im = imlib_create_image(image_width, image_height);
if (bg_pm)
XFreePixmap(disp, bg_pm);
bg_pm = XCreatePixmap(disp, win, window_width, window_height,
DefaultDepth(disp, DefaultScreen(disp)));
}
imlib_context_set_image(bg_im);
for (y = 0; y < image_height; y += 8)
{
onoff = (y / 8) & 0x1;
for (x = 0; x < image_width; x += 8)
{
if (onoff)
imlib_context_set_color(144, 144, 144, 255);
else
imlib_context_set_color(100, 100, 100, 255);
imlib_image_fill_rectangle(x, y, 8, 8);
onoff++;
if (onoff == 2)
onoff = 0;
}
}
imlib_context_set_anti_alias(0);
imlib_context_set_dither(0);
imlib_context_set_blend(0);
imlib_context_set_drawable(bg_pm);
imlib_render_image_part_on_drawable_at_size(0, 0, image_width,
image_height, 0, 0,
window_width, window_height);
}
static int
progress(Imlib_Image im, char percent, int update_x, int update_y,
int update_w, int update_h)
@ -69,14 +115,8 @@ progress(Imlib_Image im, char percent, int update_x, int update_y,
__func__, percent, update_x, update_y, update_w, update_h);
/* first time it's called */
imlib_context_set_drawable(pm);
imlib_context_set_anti_alias(0);
imlib_context_set_dither(0);
imlib_context_set_blend(0);
if (image_width == 0)
{
int x, y, onoff;
scale_x = opt_scale_x;
scale_y = opt_scale_y;
@ -118,38 +158,8 @@ progress(Imlib_Image im, char percent, int update_x, int update_y,
}
Dprintf("Window WxH=%dx%d\n", window_width, window_height);
if (pm)
XFreePixmap(disp, pm);
pm = XCreatePixmap(disp, win, window_width, window_height,
DefaultDepth(disp, DefaultScreen(disp)));
imlib_context_set_drawable(pm);
if (bg_im)
{
imlib_context_set_image(bg_im);
imlib_free_image_and_decache();
}
bg_im = imlib_create_image(image_width, image_height);
imlib_context_set_image(bg_im);
for (y = 0; y < image_height; y += 8)
{
onoff = (y / 8) & 0x1;
for (x = 0; x < image_width; x += 8)
{
if (onoff)
imlib_context_set_color(144, 144, 144, 255);
else
imlib_context_set_color(100, 100, 100, 255);
imlib_image_fill_rectangle(x, y, 8, 8);
onoff++;
if (onoff == 2)
onoff = 0;
}
}
imlib_render_image_part_on_drawable_at_size(0, 0, image_width,
image_height, 0, 0,
window_width,
window_height);
XSetWindowBackgroundPixmap(disp, win, pm);
bg_pm_init(1);
XSetWindowBackgroundPixmap(disp, win, bg_pm);
XResizeWindow(disp, win, window_width, window_height);
XClearWindow(disp, win);
XMapWindow(disp, win);
@ -159,6 +169,8 @@ progress(Imlib_Image im, char percent, int update_x, int update_y,
imlib_context_set_anti_alias(0);
imlib_context_set_dither(0);
imlib_context_set_blend(1);
imlib_context_set_drawable(bg_pm);
imlib_context_set_image(bg_im);
imlib_blend_image_onto_image(im, 0,
update_x, update_y, update_w, update_h,
update_x, update_y, update_w, update_h);
@ -372,7 +384,7 @@ main(int argc, char **argv)
zoom_mode = 1;
zx = x;
zy = y;
imlib_context_set_drawable(pm);
imlib_context_set_drawable(bg_pm);
imlib_context_set_image(bg_im);
imlib_context_set_anti_alias(0);
imlib_context_set_dither(0);