Stretch ImagePainter edge images instead of tiling.

BUG=218968,161374
TEST=Infobar buttons look correct (no broken gradient); no button appearance regressions.
R=sky@chromium.org

Review URL: https://chromiumcodereview.appspot.com/13986008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@195908 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 10 insertions, 7 deletions

diff --git a/ui/views/painter.cc b/ui/views/painter.cc
index e461185..62026ac 100644
--- a/ui/views/painter.cc
+++ b/ui/views/painter.cc
@@ -73,6 +73,11 @@ class GradientPainter : public Painter {
   DISALLOW_COPY_AND_ASSIGN(GradientPainter);
 };
 
+// A helper fuction to stretch the given image over the specified canvas area.
+void Fill(gfx::Canvas* c, const gfx::ImageSkia& i, int x, int y, int w, int h) {
+  c->DrawImageInt(i, 0, 0, i.width(), i.height(), x, y, w, h, false);
+}
+
 // ImagePainter stores and paints nine images as a scalable grid.
 class VIEWS_EXPORT ImagePainter : public Painter {
  public:
@@ -147,15 +152,13 @@ void ImagePainter::Paint(gfx::Canvas* canvas, const gfx::Size& size) {
                     rect.bottom() - images_[6].height(), rect.bottom() };
 
   canvas->DrawImageInt(images_[0], x[0], y[0]);
-  canvas->TileImageInt(images_[1], x[1], y[0], x[2] - x[1], y[1] - y[0]);
+  Fill(canvas, images_[1], x[1], y[0], x[2] - x[1], y[1] - y[0]);
   canvas->DrawImageInt(images_[2], x[2], y[0]);
-  canvas->TileImageInt(images_[3], x[0], y[1], x[1] - x[0], y[2] - y[1]);
-  canvas->DrawImageInt(
-      images_[4], 0, 0, images_[4].width(), images_[4].height(),
-      x[1], y[1], x[2] - x[1], y[2] - y[1], false);
-  canvas->TileImageInt(images_[5], x[2], y[1], x[3] - x[2], y[2] - y[1]);
+  Fill(canvas, images_[3], x[0], y[1], x[1] - x[0], y[2] - y[1]);
+  Fill(canvas, images_[4], x[1], y[1], x[2] - x[1], y[2] - y[1]);
+  Fill(canvas, images_[5], x[2], y[1], x[3] - x[2], y[2] - y[1]);
   canvas->DrawImageInt(images_[6], 0, y[2]);
-  canvas->TileImageInt(images_[7], x[1], y[2], x[2] - x[1], y[3] - y[2]);
+  Fill(canvas, images_[7], x[1], y[2], x[2] - x[1], y[3] - y[2]);
   canvas->DrawImageInt(images_[8], x[2], y[2]);
 }