X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=otk%2Frendercontrol.cc;h=6386b035c86dc481d018ae93303ae396fa65c58e;hb=bfea000a7407e51b5659590415e410a47f6f046b;hp=edf4a470d5bff80f17d04f1b17ec7a2ffe4ce1a1;hpb=2808ab5bad8ff49a1af909c2515288310cc89378;p=chaz%2Fopenbox

diff --git a/otk/rendercontrol.cc b/otk/rendercontrol.cc
index edf4a470..6386b035 100644
--- a/otk/rendercontrol.cc
+++ b/otk/rendercontrol.cc
@@ -13,19 +13,26 @@
 #include "surface.hh"
 #include "font.hh"
 #include "ustring.hh"
+#include "property.hh"
 
 extern "C" {
-#ifdef    HAVE_STDLIB_H
-#  include <stdlib.h>
-#endif // HAVE_STDLIB_H
+#ifdef    HAVE_SYS_WAIT_H
+#  include <sys/wait.h>
+#endif // HAVE_SYS_WAIT_H
+
+#ifdef    HAVE_UNISTD_H
+#  include <unistd.h>
+#endif // HAVE_UNISTD_H
 
 #include "../src/gettext.h"
 #define _(str) gettext(str)
 }
 
+#include <cstdlib>
+
 namespace otk {
 
-RenderControl *RenderControl::getRenderControl(int screen)
+RenderControl *RenderControl::createRenderControl(int screen)
 {
   // get the visual on the screen and return the correct type of RenderControl
   int vclass = display->screenInfo(screen)->visual()->c_class;
@@ -47,8 +54,10 @@ RenderControl *RenderControl::getRenderControl(int screen)
 
 RenderControl::RenderControl(int screen)
   : _screen(screen)
+    
 {
   printf("Initializing RenderControl\n");
+  
 }
 
 RenderControl::~RenderControl()
@@ -56,13 +65,6 @@ RenderControl::~RenderControl()
   printf("Destroying RenderControl\n");
 }
 
-void RenderControl::drawRoot(const RenderColor &color) const
-{
-  Window root = display->screenInfo(_screen)->rootWindow();
-  XSetWindowBackground(**display, root, color.pixel());
-  XClearWindow(**display, root);
-}
-
 void RenderControl::drawString(Surface& sf, const Font &font, int x, int y,
 			       const RenderColor &color,
                                const ustring &string) const
@@ -214,4 +216,381 @@ void RenderControl::drawMask(Surface &sf, const RenderColor &color,
   XSetClipOrigin(**display, color.gc(), 0, 0);
 }
 
+void RenderControl::drawGradientBackground(
+     Surface &sf, const RenderTexture &texture) const
+{
+  unsigned int r,g,b;
+  int w = sf.size().width(), h = sf.size().height();
+  int off, x;
+
+  const ScreenInfo *info = display->screenInfo(_screen);
+  XImage *im = XCreateImage(**display, info->visual(), info->depth(),
+                            ZPixmap, 0, NULL, w, h, 32, 0);
+  im->byte_order = endian;
+
+  switch (texture.gradient()) {
+  case RenderTexture::Vertical:
+    verticalGradient(sf, texture);
+    break;
+  case RenderTexture::Horizontal:
+    horizontalGradient(sf, texture);
+    break;
+  case RenderTexture::Diagonal:
+    diagonalGradient(sf, texture);
+    break;
+  case RenderTexture::CrossDiagonal:
+    crossDiagonalGradient(sf, texture);
+    break;
+  default:
+    printf("unhandled gradient\n");
+  }
+
+  pixel32 *data = sf.pixelData();
+  pixel32 current;
+  
+  if (texture.relief() == RenderTexture::Flat && texture.border()) {
+    r = texture.borderColor().red();
+    g = texture.borderColor().green();
+    b = texture.borderColor().blue();
+    current = (r << default_red_shift)
+            + (g << default_green_shift)
+            + (b << default_blue_shift);
+    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;
+    }
+  }
+
+  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);
+    }
+  }
+
+  reduceDepth(sf, im);
+  sf.setPixmap(im);
+  XDestroyImage(im);
+}
+
+void RenderControl::verticalGradient(Surface &sf,
+                                         const RenderTexture &texture) const
+{
+  pixel32 *data = sf.pixelData();
+  pixel32 current;
+  float dr, dg, db;
+  unsigned int r,g,b;
+  int w = sf.size().width(), h = sf.size().height();
+
+  dr = (float)(texture.secondary_color().red() - texture.color().red());
+  dr/= (float)h;
+
+  dg = (float)(texture.secondary_color().green() - texture.color().green());
+  dg/= (float)h;
+
+  db = (float)(texture.secondary_color().blue() - texture.color().blue());
+  db/= (float)h;
+
+  for (int 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 << default_red_shift)
+            + (g << default_green_shift)
+            + (b << default_blue_shift);
+    for (int x = 0; x < w; ++x, ++data)
+      *data = current;
+  }
+}
+
+void RenderControl::horizontalGradient(Surface &sf,
+                                         const RenderTexture &texture) const
+{
+  pixel32 *data = sf.pixelData();
+  pixel32 current;
+  float dr, dg, db;
+  unsigned int r,g,b;
+  int w = sf.size().width(), h = sf.size().height();
+
+  dr = (float)(texture.secondary_color().red() - texture.color().red());
+  dr/= (float)w;
+
+  dg = (float)(texture.secondary_color().green() - texture.color().green());
+  dg/= (float)w;
+
+  db = (float)(texture.secondary_color().blue() - texture.color().blue());
+  db/= (float)w;
+
+  for (int x = 0; x < w; ++x, ++data) {
+    r = texture.color().red() + (int)(dr * x);
+    g = texture.color().green() + (int)(dg * x);
+    b = texture.color().blue() + (int)(db * x);
+    current = (r << default_red_shift)
+            + (g << default_green_shift)
+            + (b << default_blue_shift);
+    for (int y = 0; y < h; ++y)
+      *(data + y*w) = current;
+  }
+}
+
+void RenderControl::diagonalGradient(Surface &sf,
+                                         const RenderTexture &texture) const
+{
+  pixel32 *data = sf.pixelData();
+  pixel32 current;
+  float drx, dgx, dbx, dry, dgy, dby;
+  unsigned int r,g,b;
+  int w = sf.size().width(), h = sf.size().height();
+
+  for (int y = 0; y < h; ++y) {
+    drx = (float)(texture.secondary_color().red() - texture.color().red());
+    dry = drx/(float)h;
+    drx/= (float)w;
+
+    dgx = (float)(texture.secondary_color().green() - texture.color().green());
+    dgy = dgx/(float)h;
+    dgx/= (float)w;
+
+    dbx = (float)(texture.secondary_color().blue() - texture.color().blue());
+    dby = dbx/(float)h;
+    dbx/= (float)w;
+    for (int x = 0; x < w; ++x, ++data) {
+      r = texture.color().red() + ((int)(drx * x) + (int)(dry * y))/2;
+      g = texture.color().green() + ((int)(dgx * x) + (int)(dgy * y))/2;
+      b = texture.color().blue() + ((int)(dbx * x) + (int)(dby * y))/2;
+      current = (r << default_red_shift)
+              + (g << default_green_shift)
+              + (b << default_blue_shift);
+      *data = current;
+    }
+  }
+}
+
+void RenderControl::crossDiagonalGradient(
+  Surface &sf, const RenderTexture &texture) const
+{
+  pixel32 *data = sf.pixelData();
+  pixel32 current;
+  float drx, dgx, dbx, dry, dgy, dby;
+  unsigned int r,g,b;
+  int w = sf.size().width(), h = sf.size().height();
+
+  for (int y = 0; y < h; ++y) {
+    drx = (float)(texture.secondary_color().red() - texture.color().red());
+    dry = drx/(float)h;
+    drx/= (float)w;
+
+    dgx = (float)(texture.secondary_color().green() - texture.color().green());
+    dgy = dgx/(float)h;
+    dgx/= (float)w;
+
+    dbx = (float)(texture.secondary_color().blue() - texture.color().blue());
+    dby = dbx/(float)h;
+    dbx/= (float)w;
+    for (int x = w; x > 0; --x, ++data) {
+      r = texture.color().red() + ((int)(drx * (x-1)) + (int)(dry * y))/2;
+      g = texture.color().green() + ((int)(dgx * (x-1)) + (int)(dgy * y))/2;
+      b = texture.color().blue() + ((int)(dbx * (x-1)) + (int)(dby * y))/2;
+      current = (r << default_red_shift)
+              + (g << default_green_shift)
+              + (b << default_blue_shift);
+      *data = current;
+    }
+  }
+}
+
+void RenderControl::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 >> default_red_shift) & 0xFF;
+  r += r >> 1;
+  g = (*up >> default_green_shift) & 0xFF;
+  g += g >> 1;
+  b = (*up >> default_blue_shift) & 0xFF;
+  b += b >> 1;
+  if (r > 255) r = 255;
+  if (g > 255) g = 255;
+  if (b > 255) b = 255;
+  *up = (r << default_red_shift) + (g << default_green_shift)
+      + (b << default_blue_shift);
+  
+  r = (*down >> default_red_shift) & 0xFF;
+  r = (r >> 1) + (r >> 2);
+  g = (*down >> default_green_shift) & 0xFF;
+  g = (g >> 1) + (g >> 2);
+  b = (*down >> default_blue_shift) & 0xFF;
+  b = (b >> 1) + (b >> 2);
+  *down = (r << default_red_shift) + (g << default_green_shift)
+        + (b << default_blue_shift);
+}
+
+void RenderControl::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);
+}
+
+
+void RenderControl::drawImage(Surface &sf, int w, int h,
+                                  unsigned long *data) const
+{
+  pixel32 *bg = sf.pixelData();
+  int c, sfw, sfh;
+  unsigned int i, e, bgi;
+  sfw = sf.size().width();
+  sfh = sf.size().height();
+
+  if (w && h) {
+    // scale it
+    unsigned long *olddata = data;
+    unsigned long newdata[sfw*sfh];
+    double dx = w / (double)sfw;
+    double dy = h / (double)sfh;
+    double px = 0.0;
+    double py = 0.0;
+    int iy = 0;
+    for (i = 0, c = 0, e = sfw*sfh; i < e; ++i) {
+      newdata[i] = olddata[(int)px + iy];
+      if (++c >= sfw) {
+        c = 0;
+        px = 0;
+        py += dy;
+        iy = (int)py * w;
+      } else
+        px += dx;
+    }
+    data = newdata;
+
+    // apply the alpha channel
+    for (i = 0, c = 0, e = sfw*sfh; i < e; ++i, ++bgi) {
+      unsigned char alpha = data[i] >> 24;
+      unsigned char r = data[i] >> 16;
+      unsigned char g = data[i] >> 8;
+      unsigned char b = data[i];
+
+      // background color
+      unsigned char bgr = bg[i] >> default_red_shift;
+      unsigned char bgg = bg[i] >> default_green_shift;
+      unsigned char bgb = bg[i] >> default_blue_shift;
+      
+      r = bgr + (((r - bgr) * alpha) >> 8);
+      g = bgg + (((g - bgg) * alpha) >> 8);
+      b = bgb + (((b - bgb) * alpha) >> 8);
+
+      bg[i] = (r << default_red_shift) | (g << default_green_shift) |
+        (b << default_blue_shift);
+    }
+  }
+
+  const ScreenInfo *info = display->screenInfo(_screen);
+  XImage *im = XCreateImage(**display, info->visual(), info->depth(),
+                            ZPixmap, 0, NULL, sf.size().width(),
+                            sf.size().height(), 32, 0);
+  im->byte_order = endian;
+
+  reduceDepth(sf, im);
+  sf.setPixmap(im);
+  XDestroyImage(im);
+}
+
+void RenderControl::drawImage(Surface &sf, Pixmap pixmap, Pixmap mask) const
+{
+  int junk, sfw, sfh, w, h, depth, mw, mh, mdepth;
+  Window wjunk;
+  const ScreenInfo *info = display->screenInfo(_screen);
+  GC mgc = 0;
+
+  assert(pixmap != None);
+
+  sfw = sf.size().width();
+  sfh = sf.size().height();
+
+  XGetGeometry(**display, pixmap, &wjunk, &junk, &junk,
+               (unsigned int*)&w, (unsigned int*)&h,
+               (unsigned int*)&junk, (unsigned int*)&depth);
+  if (mask != None) {
+    XGetGeometry(**display, mask, &wjunk, &junk, &junk,
+                 (unsigned int*)&mw, (unsigned int*)&mh,
+                 (unsigned int*)&junk, (unsigned int*)&mdepth);
+    if (mw != w || mh != h || mdepth != 1)
+      return;
+  }
+
+  Pixmap p = XCreatePixmap(**display, info->rootWindow(), sfw, sfh,
+                           info->depth());
+  Pixmap m;
+  if (mask == None)
+    m = None;
+  else {
+    m = XCreatePixmap(**display, info->rootWindow(), sfw, sfh, 1);
+    XGCValues gcv;
+    gcv.subwindow_mode = IncludeInferiors;
+    gcv.graphics_exposures = false;
+    mgc = XCreateGC(**display, m, GCGraphicsExposures |
+                    GCSubwindowMode, &gcv);
+  }
+
+  // scale it
+  for (int y = sfh - 1; y >= 0; --y) {
+    int yy = y * h / sfh;
+    for (int x = sfw - 1; x >= 0; --x) {
+      int xx = x * w / sfw;
+      if (depth != info->depth()) {
+        XCopyPlane(**display, pixmap, p, DefaultGC(**display, _screen),
+                   xx, yy, 1, 1, x, y, 1);
+      } else {
+        XCopyArea(**display, pixmap, p, DefaultGC(**display, _screen),
+                  xx, yy, 1, 1, x, y);
+      }
+      if (mask != None)
+        XCopyArea(**display, mask, m, mgc, xx, yy, 1, 1, x, y);
+    }
+  }
+
+  XSetClipMask(**display, DefaultGC(**display, _screen), m);
+  XSetClipOrigin(**display, DefaultGC(**display, _screen), 0, 0);
+  XCopyArea(**display, p, sf.pixmap(), DefaultGC(**display, _screen), 0, 0,
+            sfw, sfh, 0, 0);
+  XSetClipMask(**display, DefaultGC(**display, _screen), None);
+
+  XFreePixmap(**display, p);
+  if (m != None) XFreePixmap(**display, m);
+}
+
 }