adding gfxRect struct. Add clipping support for rects.

gfx/thebes/public/Makefile.in

@@ -16,6 +16,7 @@ EXPORTS		= 	gfxASurface.h \
 			gfxMatrix.h \
 			gfxPattern.h \
 			gfxPoint.h \
+			gfxRect.h \
 			gfxRegion.h \
 			gfxTextRun.h \
 			$(NULL)

gfx/thebes/public/gfxContext.h

@@ -43,11 +43,11 @@
 #include "gfxColor.h"
 #include "gfxPattern.h"
 #include "gfxPoint.h"
+#include "gfxRect.h"
 
 class gfxASurface;
 class gfxMatrix;
 class gfxRegion;
-class gfxRect;
 class gfxFilter;
 class gfxTextRun;
 

gfx/thebes/public/gfxRect.h

@@ -0,0 +1,59 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Oracle Corporation code.
+ *
+ * The Initial Developer of the Original Code is Oracle Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 2005
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   Stuart Parmenter <pavlov@pavlov.net>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#ifndef GFXRECT_H
+#define GFXRECT_H
+
+struct gfxRect {
+    double x, y, width, height;
+
+    gfxRect() {}
+    gfxRect(const gfxRect& s) : x(s.x), y(s.y), width(s.width), height(s.height) {}
+    gfxRect(double _x, double _y, double _width, double _height) : x(_x), y(_y),
+                                                                   width(_width), height(_height) {}
+
+    int operator==(const gfxRect& s) const {
+        return ((x == s.x) && (y == s.y) && (width == s.width) && (height == s.height));
+    }
+    int operator!=(const gfxRect& s) const {
+        return ((x != s.x) || (y != s.y) || (width != s.width) || (height != s.height));
+    }
+
+    // XXX figure out what methods (intersect, union, etc) we use and add them.
+};
+
+#endif /* GFXRECT_H */

gfx/thebes/src/gfxContext.cpp

@@ -237,11 +237,9 @@ double gfxContext::CurrentMiterLimit() const
 // clipping
 void gfxContext::Clip(const gfxRect& rect)
 {
-    /*
-    cairo_new_path();
+    cairo_new_path(mCairo);
     cairo_rectangle(mCairo, rect.x, rect.y, rect.width, rect.height);
-    cairo_clip();
-    */
+    cairo_clip(mCairo);
 }
 void gfxContext::Clip(const gfxRegion& region)
 {