rnd-20060112-1-src
[rocksndiamonds.git] / src / libgame / x11.c
index 278230de2cc7ea417641c1d93981f93c9d7c2f4e..30aaa1bcbaf7b11688459b853ea333b4f6b935b8 100644 (file)
@@ -93,9 +93,6 @@ static DrawWindow *X11InitWindow()
   Pixmap icon_pixmap, iconmask_pixmap;
   unsigned int icon_width, icon_height;
   int icon_hot_x, icon_hot_y;
-#if 0
-  char icon_filename[256];
-#endif
   XSizeHints size_hints;
   XWMHints wm_hints;
   XClassHint class_hints;
@@ -106,21 +103,11 @@ static DrawWindow *X11InitWindow()
 #endif
   int screen_width, screen_height;
   int win_xpos, win_ypos;
-  unsigned long pen_fg = WhitePixel(display,screen);
-  unsigned long pen_bg = BlackPixel(display,screen);
+  unsigned long pen_fg = WhitePixel(display, screen);
+  unsigned long pen_bg = BlackPixel(display, screen);
   const int width = video.width, height = video.height;
   int i;
 
-#if 0
-#if !defined(PLATFORM_MSDOS)
-  static struct IconFileInfo icon_pic =
-  {
-    "rocks_icon.xbm",
-    "rocks_iconmask.xbm"
-  };
-#endif
-#endif
-
   screen_width = XDisplayWidth(display, screen);
   screen_height = XDisplayHeight(display, screen);
 
@@ -140,10 +127,6 @@ static DrawWindow *X11InitWindow()
     XChangeProperty(display, new_window->drawable, proto_atom, XA_ATOM, 32,
                    PropModePrepend, (unsigned char *) &delete_atom, 1);
 
-#if 0
-  sprintf(icon_filename, "%s/%s", options.graphics_directory,
-         icon_pic.picture_filename);
-#endif
   if (XReadBitmapFile(display, new_window->drawable,
                      getCustomImageFilename(program.x11_icon_filename),
                      &icon_width, &icon_height, &icon_pixmap,
@@ -151,10 +134,6 @@ static DrawWindow *X11InitWindow()
     Error(ERR_EXIT, "cannot read icon bitmap file '%s'",
          program.x11_icon_filename);
 
-#if 0
-  sprintf(icon_filename, "%s/%s", options.graphics_directory,
-         icon_pic.picturemask_filename);
-#endif
   if (XReadBitmapFile(display, new_window->drawable,
                      getCustomImageFilename(program.x11_iconmask_filename),
                      &icon_width, &icon_height, &iconmask_pixmap,
@@ -198,12 +177,10 @@ static DrawWindow *X11InitWindow()
   /* Select event types wanted */
   window_event_mask =
     ExposureMask | StructureNotifyMask | FocusChangeMask |
-    ButtonPressMask | ButtonReleaseMask | PointerMotionMask |
+    ButtonPressMask | ButtonReleaseMask |
+    PointerMotionMask | PointerMotionHintMask |
     KeyPressMask | KeyReleaseMask;
 
-  /* unwanted mouse motion events now get filtered out by filter function */
-  /* window_event_mask |= PointerMotionHintMask; */
-
   XSelectInput(display, new_window->drawable, window_event_mask);
 #endif
 
@@ -216,7 +193,7 @@ static DrawWindow *X11InitWindow()
     XCreateGC(display, new_window->drawable, gc_valuemask, &gc_values);
 
   /* create GCs for line drawing (black and white) */
-  for(i=0; i<2; i++)
+  for (i = 0; i < 2; i++)
   {
     gc_values.graphics_exposures = False;
     gc_values.foreground = (i ? pen_fg : pen_bg);
@@ -401,11 +378,12 @@ inline Pixel X11GetPixel(Bitmap *bitmap, int x, int y)
                          AllPlanes, ZPixmap);
   pixel_value = XGetPixel(pixel_image, 0, 0);
 
-  XDestroyImage(pixel_image);
+  X11DestroyImage(pixel_image);
 
   return pixel_value;
 }
 
+#if defined(TARGET_X11_NATIVE)
 inline Pixel X11GetPixelFromRGB(unsigned int color_r, unsigned int color_g,
                                unsigned int color_b)
 {
@@ -422,6 +400,22 @@ inline Pixel X11GetPixelFromRGB(unsigned int color_r, unsigned int color_g,
 
   return pixel;
 }
+#endif /* TARGET_X11_NATIVE */
+
+inline void X11DestroyImage(XImage *ximage)
+{
+#if defined(TARGET_X11_NATIVE)
+  /* this seems to be needed for OS/2, but does not hurt on other platforms */
+  if (ximage->data != NULL)
+  {
+    free(ximage->data);
+    ximage->data = NULL;
+  }
+#endif /* TARGET_X11_NATIVE */
+
+  XDestroyImage(ximage);
+}
+
 
 /* ------------------------------------------------------------------------- */
 /* mouse pointer functions                                                   */