5 #include "../kernel/openbox.h"
6 void color_allocate_gc(color_rgb *in)
10 gcv.foreground = in->pixel;
11 gcv.cap_style = CapProjecting;
12 in->gc = XCreateGC(ob_display, ob_root, GCForeground | GCCapStyle, &gcv);
15 color_rgb *color_parse(char *colorname)
19 g_assert(colorname != NULL);
20 /* get rgb values from colorname */
26 if (!XParseColor(ob_display, render_colormap, colorname, &xcol)) {
27 g_warning("unable to parse color '%s'", colorname);
30 return color_new(xcol.red >> 8, xcol.green >> 8, xcol.blue >> 8);
33 color_rgb *color_new(int r, int g, int b)
35 /* this should be replaced with something far cooler */
38 xcol.red = (r << 8) | r;
39 xcol.green = (g << 8) | g;
40 xcol.blue = (b << 8) | b;
41 if (XAllocColor(ob_display, render_colormap, &xcol)) {
42 out = g_new(color_rgb, 1);
43 out->r = xcol.red >> 8;
44 out->g = xcol.green >> 8;
45 out->b = xcol.blue >> 8;
47 out->pixel = xcol.pixel;
53 /*XXX same color could be pointed to twice, this might have to be a refcount*/
55 void color_free(color_rgb *c)
58 XFreeGC(ob_display, c->gc);
62 void reduce_depth(pixel32 *data, XImage *im)
64 /* since pixel32 is the largest possible pixel size, we can share the
68 pixel16 *p = (pixel16*) data;
69 switch (im->bits_per_pixel) {
71 if ((render_red_offset != default_red_shift) ||
72 (render_blue_offset != default_blue_shift) ||
73 (render_green_offset != default_green_shift)) {
74 for (y = 0; y < im->height; y++) {
75 for (x = 0; x < im->width; x++) {
76 r = (data[x] >> default_red_shift) & 0xFF;
77 g = (data[x] >> default_green_shift) & 0xFF;
78 b = (data[x] >> default_blue_shift) & 0xFF;
79 data[x] = (r << render_red_offset) + (g << render_green_offset) +
80 (b << render_blue_offset);
87 for (y = 0; y < im->height; y++) {
88 for (x = 0; x < im->width; x++) {
89 r = (data[x] >> default_red_shift) & 0xFF;
90 r = r >> render_red_shift;
91 g = (data[x] >> default_green_shift) & 0xFF;
92 g = g >> render_green_shift;
93 b = (data[x] >> default_blue_shift) & 0xFF;
94 b = b >> render_blue_shift;
95 p[x] = (r << render_red_offset)
96 + (g << render_green_offset)
97 + (b << render_blue_offset);
100 p += im->bytes_per_line/2;
104 g_message("your bit depth is currently unhandled\n");