#include <X11/Xlib.h>
#include <X11/Xutil.h>
+#include <string.h>
#include "render.h"
#include "color.h"
-#include "../kernel/openbox.h"
-void color_allocate_gc(color_rgb *in)
+
+void RrColorAllocateGC(RrColor *in)
{
XGCValues gcv;
gcv.foreground = in->pixel;
gcv.cap_style = CapProjecting;
- in->gc = XCreateGC(ob_display, ob_root, GCForeground | GCCapStyle, &gcv);
+ in->gc = XCreateGC(RrDisplay(in->inst),
+ RrRootWindow(in->inst),
+ GCForeground | GCCapStyle, &gcv);
}
-color_rgb *color_parse(char *colorname)
+RrColor *RrColorParse(const RrInstance *inst, gchar *colorname)
{
+ XColor xcol;
+
g_assert(colorname != NULL);
- // get rgb values from colorname
+ /* get rgb values from colorname */
- XColor xcol;
xcol.red = 0;
xcol.green = 0;
xcol.blue = 0;
xcol.pixel = 0;
- if (!XParseColor(ob_display, render_colormap, colorname, &xcol)) {
+ if (!XParseColor(RrDisplay(inst), RrColormap(inst), colorname, &xcol)) {
g_warning("unable to parse color '%s'", colorname);
return NULL;
}
- return color_new(xcol.red >> 8, xcol.green >> 8, xcol.blue >> 8);
+ return RrColorNew(inst, xcol.red >> 8, xcol.green >> 8, xcol.blue >> 8);
}
-color_rgb *color_new(int r, int g, int b)
+RrColor *RrColorNew(const RrInstance *inst, gint r, gint g, gint b)
{
-/* this should be replaced with something far cooler */
- color_rgb *out;
+ /* this should be replaced with something far cooler */
+ RrColor *out = NULL;
XColor xcol;
xcol.red = (r << 8) | r;
xcol.green = (g << 8) | g;
xcol.blue = (b << 8) | b;
- if (XAllocColor(ob_display, render_colormap, &xcol)) {
- out = g_new(color_rgb, 1);
+ if (XAllocColor(RrDisplay(inst), RrColormap(inst), &xcol)) {
+ out = g_new(RrColor, 1);
+ out->inst = inst;
out->r = xcol.red >> 8;
out->g = xcol.green >> 8;
out->b = xcol.blue >> 8;
out->gc = None;
out->pixel = xcol.pixel;
- return out;
}
- return NULL;
+ return out;
+}
+
+/*XXX same color could be pointed to twice, this might have to be a refcount*/
+
+void RrColorFree(RrColor *c)
+{
+ if (c) {
+ if (c->gc) XFreeGC(RrDisplay(c->inst), c->gc);
+ g_free(c);
+ }
+}
+
+void RrReduceDepth(const RrInstance *inst, RrPixel32 *data, XImage *im)
+{
+ int r, g, b;
+ int x,y;
+ RrPixel32 *p32 = (RrPixel32 *) im->data;
+ RrPixel16 *p16 = (RrPixel16 *) im->data;
+ unsigned char *p8 = (unsigned char *)im->data;
+ switch (im->bits_per_pixel) {
+ case 32:
+ if ((RrRedOffset(inst) != RrDefaultRedOffset) ||
+ (RrBlueOffset(inst) != RrDefaultBlueOffset) ||
+ (RrGreenOffset(inst) != RrDefaultGreenOffset)) {
+ g_message("CONVERSION %d->%d %d->%d %d->%d",
+ RrDefaultRedOffset, RrRedOffset(inst),
+ RrDefaultBlueOffset, RrGreenOffset(inst),
+ RrDefaultGreenOffset, RrBlueOffset(inst));
+ for (y = 0; y < im->height; y++) {
+ for (x = 0; x < im->width; x++) {
+ r = (data[x] >> RrDefaultRedOffset) & 0xFF;
+ g = (data[x] >> RrDefaultGreenOffset) & 0xFF;
+ b = (data[x] >> RrDefaultBlueOffset) & 0xFF;
+ p32[x] = (r << RrRedOffset(inst))
+ + (g << RrGreenOffset(inst))
+ + (b << RrBlueOffset(inst));
+ }
+ data += im->width;
+ p32 += im->width;
+ }
+ } else im->data = (char*) data;
+ break;
+ case 16:
+ for (y = 0; y < im->height; y++) {
+ for (x = 0; x < im->width; x++) {
+ r = (data[x] >> RrDefaultRedOffset) & 0xFF;
+ r = r >> RrRedShift(inst);
+ g = (data[x] >> RrDefaultGreenOffset) & 0xFF;
+ g = g >> RrGreenShift(inst);
+ b = (data[x] >> RrDefaultBlueOffset) & 0xFF;
+ b = b >> RrBlueShift(inst);
+ p16[x] = (r << RrRedOffset(inst))
+ + (g << RrGreenOffset(inst))
+ + (b << RrBlueOffset(inst));
+ }
+ data += im->width;
+ p16 += im->bytes_per_line/2;
+ }
+ break;
+ case 8:
+ g_assert(RrVisual(inst)->class != TrueColor);
+ for (y = 0; y < im->height; y++) {
+ for (x = 0; x < im->width; x++) {
+ p8[x] = RrPickColor(inst,
+ data[x] >> RrDefaultRedOffset,
+ data[x] >> RrDefaultGreenOffset,
+ data[x] >> RrDefaultBlueOffset)->pixel;
+ }
+ data += im->width;
+ p8 += im->bytes_per_line;
+ }
+
+ break;
+ default:
+ g_message("your bit depth is currently unhandled\n");
+ }
+}
+
+XColor *RrPickColor(const RrInstance *inst, gint r, gint g, gint b)
+{
+ r = (r & 0xff) >> (8-RrPseudoBPC(inst));
+ g = (g & 0xff) >> (8-RrPseudoBPC(inst));
+ b = (b & 0xff) >> (8-RrPseudoBPC(inst));
+ return &RrPseudoColors(inst)[(r << (2*RrPseudoBPC(inst))) +
+ (g << (1*RrPseudoBPC(inst))) +
+ b];
+}
+
+static void swap_byte_order(XImage *im)
+{
+ int x, y, di;
+
+ g_message("SWAPPING BYTE ORDER");
+
+ di = 0;
+ for (y = 0; y < im->height; ++y) {
+ for (x = 0; x < im->height; ++x) {
+ char *c = &im->data[di + x * im->bits_per_pixel / 8];
+ char t;
+
+ switch (im->bits_per_pixel) {
+ case 32:
+ t = c[2];
+ c[2] = c[3];
+ c[3] = t;
+ case 16:
+ t = c[0];
+ c[0] = c[1];
+ c[1] = t;
+ case 8:
+ break;
+ default:
+ g_message("your bit depth is currently unhandled\n");
+ }
+ }
+ di += im->bytes_per_line;
+ }
+
+ if (im->byte_order == LSBFirst)
+ im->byte_order = MSBFirst;
+ else
+ im->byte_order = LSBFirst;
+}
+
+void RrIncreaseDepth(const RrInstance *inst, RrPixel32 *data, XImage *im)
+{
+ int r, g, b;
+ int x,y;
+ RrPixel32 *p32 = (RrPixel32 *) im->data;
+ RrPixel16 *p16 = (RrPixel16 *) im->data;
+ unsigned char *p8 = (unsigned char *)im->data;
+
+ if (im->byte_order != RrEndian)
+ swap_byte_order(im);
+
+ switch (im->bits_per_pixel) {
+ case 32:
+ for (y = 0; y < im->height; y++) {
+ for (x = 0; x < im->width; x++) {
+ r = (p32[x] >> RrRedOffset(inst)) & 0xff;
+ g = (p32[x] >> RrGreenOffset(inst)) & 0xff;
+ b = (p32[x] >> RrBlueOffset(inst)) & 0xff;
+ data[x] = (r << RrDefaultRedOffset)
+ + (g << RrDefaultGreenOffset)
+ + (b << RrDefaultBlueOffset)
+ + (0xff << RrDefaultAlphaOffset);
+ }
+ data += im->width;
+ p32 += im->bytes_per_line/4;
+ }
+ break;
+ case 16:
+ for (y = 0; y < im->height; y++) {
+ for (x = 0; x < im->width; x++) {
+ r = (p16[x] & RrRedMask(inst)) >>
+ RrRedOffset(inst) <<
+ RrRedShift(inst);
+ g = (p16[x] & RrGreenMask(inst)) >>
+ RrGreenOffset(inst) <<
+ RrGreenShift(inst);
+ b = (p16[x] & RrBlueMask(inst)) >>
+ RrBlueOffset(inst) <<
+ RrBlueShift(inst);
+ data[x] = (r << RrDefaultRedOffset)
+ + (g << RrDefaultGreenOffset)
+ + (b << RrDefaultBlueOffset)
+ + (0xff << RrDefaultAlphaOffset);
+ }
+ data += im->width;
+ p16 += im->bytes_per_line/2;
+ }
+ break;
+ case 8:
+ g_message("this image bit depth is currently unhandled\n");
+ break;
+ case 1:
+ for (y = 0; y < im->height; y++) {
+ for (x = 0; x < im->width; x++) {
+ if (!(((p8[x / 8]) >> (x % 8)) & 0x1))
+ data[x] = 0xff << RrDefaultAlphaOffset; /* black */
+ else
+ data[x] = 0xffffffff; /* white */
+ }
+ data += im->width;
+ p8 += im->bytes_per_line;
+ }
+ break;
+ default:
+ g_message("this image bit depth is currently unhandled\n");
+ }
+}
+
+int RrColorRed(const RrColor *c)
+{
+ return c->r;
+}
+
+int RrColorGreen(const RrColor *c)
+{
+ return c->g;
+}
+
+int RrColorBlue(const RrColor *c)
+{
+ return c->b;
}
-void color_free(color_rgb *c)
+gulong RrColorPixel(const RrColor *c)
{
- if (c->gc != None)
- XFreeGC(ob_display, c->gc);
- free(c);
+ return c->pixel;
}