Implement gfx::Path on GTK.

chrome/common/gfx/path_gtk.cc

+// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/common/gfx/path.h"
+
+#include <gdk/gdk.h>
+
+#include "base/scoped_ptr.h"
+
+namespace gfx {
+
+GdkRegion* Path::CreateGdkRegion() const {
+  int point_count = getPoints(NULL, 0);
+  scoped_array<SkPoint> points(new SkPoint[point_count]);
+  getPoints(points.get(), point_count);
+
+  scoped_array<GdkPoint> gdk_points(new GdkPoint[point_count]);
+  for (int i = 0; i < point_count; ++i) {
+    gdk_points[i].x = SkScalarRound(points[i].fX);
+    gdk_points[i].y = SkScalarRound(points[i].fY);
+  }
+
+  return gdk_region_polygon(gdk_points.get(), point_count, GDK_EVEN_ODD_RULE);
+}
+
+}  // namespace gfx