60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include "render.h"
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#include "color.h"
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#include "../kernel/openbox.h"
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void color_allocate_gc(color_rgb *in)
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{
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XGCValues gcv;
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gcv.foreground = in->pixel;
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gcv.cap_style = CapProjecting;
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in->gc = XCreateGC(ob_display, ob_root, GCForeground | GCCapStyle, &gcv);
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}
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color_rgb *color_parse(char *colorname)
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{
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XColor xcol;
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g_assert(colorname != NULL);
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// get rgb values from colorname
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xcol.red = 0;
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xcol.green = 0;
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xcol.blue = 0;
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xcol.pixel = 0;
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if (!XParseColor(ob_display, render_colormap, colorname, &xcol)) {
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g_warning("unable to parse color '%s'", colorname);
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return NULL;
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}
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return color_new(xcol.red >> 8, xcol.green >> 8, xcol.blue >> 8);
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}
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color_rgb *color_new(int r, int g, int b)
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{
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/* this should be replaced with something far cooler */
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color_rgb *out;
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XColor xcol;
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xcol.red = (r << 8) | r;
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xcol.green = (g << 8) | g;
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xcol.blue = (b << 8) | b;
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if (XAllocColor(ob_display, render_colormap, &xcol)) {
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out = g_new(color_rgb, 1);
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out->r = xcol.red >> 8;
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out->g = xcol.green >> 8;
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out->b = xcol.blue >> 8;
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out->gc = None;
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out->pixel = xcol.pixel;
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return out;
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}
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return NULL;
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}
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//XXX same color could be pointed to twice, this might have to be a refcount
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void color_free(color_rgb *c)
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{
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if (c->gc != None)
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XFreeGC(ob_display, c->gc);
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free(c);
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}
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