#include "display.hh"
#include "screeninfo.hh"
#include "surface.hh"
+#include "rendertexture.hh"
extern "C" {
#ifdef HAVE_STDLIB_H
namespace otk {
-TrueRenderControl::TrueRenderControl(const ScreenInfo *screen)
+TrueRenderControl::TrueRenderControl(int screen)
: RenderControl(screen),
_red_offset(0),
_green_offset(0),
{
printf("Initializing TrueColor RenderControl\n");
+ Visual *visual = display->screenInfo(_screen)->visual();
unsigned long red_mask, green_mask, blue_mask;
// find the offsets for each color in the visual's masks
- red_mask = screen->visual()->red_mask;
- green_mask = screen->visual()->green_mask;
- blue_mask = screen->visual()->blue_mask;
+ red_mask = visual->red_mask;
+ green_mask = visual->green_mask;
+ blue_mask = visual->blue_mask;
while (! (red_mask & 1)) { _red_offset++; red_mask >>= 1; }
while (! (green_mask & 1)) { _green_offset++; green_mask >>= 1; }
}
+
static inline void renderPixel(XImage *im, unsigned char *dp,
unsigned long pixel)
{
}
}
-void TrueRenderControl::drawBackground(Surface *sf,
- const RenderTexture &texture) const
+void TrueRenderControl::drawGradientBackground(
+ Surface &sf, const RenderTexture &texture) const
{
- assert(sf);
+ int w = sf.width(), h = sf.height(), off, x, y;
+
+ const ScreenInfo *info = display->screenInfo(_screen);
+ XImage *im = XCreateImage(**display, info->visual(), info->depth(),
+ ZPixmap, 0, NULL, w, h, 32, 0);
- int w = sf->width(), h = sf->height();
+ pixel32 *data = new pixel32[sf.height()*sf.width()];
+ pixel32 current;
+ pixel32 *dp = data;
+ float dr, dg, db;
+ unsigned int r,g,b;
+//XXX: move this to seperate vgrad function
+ dr = (float)(texture.secondary_color().red() - texture.color().red());
+ dr/= (float)sf.height();
+
+ dg = (float)(texture.secondary_color().green() - texture.color().green());
+ dg/= (float)sf.height();
+
+ db = (float)(texture.secondary_color().blue() - texture.color().blue());
+ db/= (float)sf.height();
+
+ for (y = 0; y < h; ++y) {
+ r = texture.color().red() + (int)(dr * y);
+ g = texture.color().green() + (int)(dg * y);
+ b = texture.color().blue() + (int)(db * y);
+ current = (r << 16)
+ + (g << 8)
+ + b;
+ for (x = 0; x < w; ++x, dp ++)
+ *dp = current;
+ }
+//XXX: end of vgrad
+
+ if (texture.relief() == RenderTexture::Flat && texture.border()) {
+ r = texture.borderColor().red();
+ g = texture.borderColor().green();
+ b = texture.borderColor().blue();
+ current = (r << 16)
+ + (g << 8)
+ + b;
+ for (off = 0, x = 0; x < w; ++x, off++) {
+ *(data + off) = current;
+ *(data + off + ((h-1) * w)) = current;
+ }
+ for (off = 0, x = 0; x < h; ++x, off++) {
+ *(data + (off * w)) = current;
+ *(data + (off * w) + w - 1) = current;
+ }
+ }
- XImage *im = XCreateImage(**display, _screen->visual(), _screen->depth(),
- ZPixmap, 0, NULL, w, h, 32, 0);
+ if (texture.relief() != RenderTexture::Flat) {
+ if (texture.bevel() == RenderTexture::Bevel1) {
+ for (off = 1, x = 1; x < w - 1; ++x, off++)
+ highlight(data + off,
+ data + off + (h-1) * w,
+ texture.relief()==RenderTexture::Raised);
+ for (off = 0, x = 0; x < h; ++x, off++)
+ highlight(data + off * w,
+ data + off * w + w - 1,
+ texture.relief()==RenderTexture::Raised);
+ }
+
+ if (texture.bevel() == RenderTexture::Bevel2) {
+ for (off = 2, x = 2; x < w - 2; ++x, off++)
+ highlight(data + off + w,
+ data + off + (h-2) * w,
+ texture.relief()==RenderTexture::Raised);
+ for (off = 1, x = 1; x < h-1; ++x, off++)
+ highlight(data + off * w + 1,
+ data + off * w + w - 2,
+ texture.relief()==RenderTexture::Raised);
+ }
+ }
- unsigned char *data = new unsigned char[im->bytes_per_line * h];
- unsigned char *dp = data;
+//XXX: any dithering should be done now
+ im->data = (char*) data;
- for (int y = 0; y < h/3; ++y)
- for (int x = 0; x < w; ++x, dp += im->bits_per_pixel/8)
- renderPixel(im, dp, (255*x/w) << _red_offset << _red_shift);
- for (int y = 0; y < h/3; ++y)
- for (int x = 0; x < w; ++x, dp += im->bits_per_pixel/8)
- renderPixel(im, dp, (255*x/w) << _green_offset << _green_shift);
- for (int y = 0; y < h/3; ++y)
- for (int x = 0; x < w; ++x, dp += im->bits_per_pixel/8)
- renderPixel(im, dp, (255*x/w) << _blue_offset << _blue_shift);
+ sf.setPixmap(im);
- im->data = (char*) data;
-
- if (!sf->_pm)
- sf->_pm = XCreatePixmap(**display, _screen->rootWindow(), w, h,
- _screen->depth());
- XPutImage(**display, sf->_pm, DefaultGC(**display, _screen->screen()),
- im, 0, 0, 0, 0, w, h);
-
- //delete [] image->data;
- //image->data = NULL;
+ delete [] im->data;
+ im->data = NULL;
XDestroyImage(im);
}
+void TrueRenderControl::highlight(pixel32 *x, pixel32 *y, bool raised) const
+{
+ int r, g, b;
+
+ pixel32 *up, *down;
+ if (raised) {
+ up = x;
+ down = y;
+ } else {
+ up = y;
+ down = x;
+ }
+ r = (*up >> 16) & 0xFF;
+ r += r >> 1;
+ g = (*up >> 8) & 0xFF;
+ g += g >> 1;
+ b = *up & 0xFF;
+ b += b >> 1;
+ if (r > 255) r = 255;
+ if (g > 255) r = 255;
+ if (b > 255) r = 255;
+ *up = (r << 16) + (g << 8) + b;
+
+ r = (*down >> 16) & 0xFF;
+ r = (r >> 1) + (r >> 2);
+ g = (*down >> 8) & 0xFF;
+ g = (g >> 1) + (g >> 2);
+ b = *down & 0xFF;
+ b = (b >> 1) + (b >> 2);
+ *down = (r << 16) + (g << 8) + b;
+}
+void TrueRenderControl::drawBackground(Surface& sf,
+ const RenderTexture &texture) const
+{
+ assert(_screen == sf._screen);
+ assert(_screen == texture.color().screen());
+
+ if (texture.gradient() == RenderTexture::Solid) {
+ drawSolidBackground(sf, texture);
+ } else {
+ drawGradientBackground(sf, texture);
+ }
+}
+
}
projects / chaz / openbox / blobdiff