From f81401763e2faed6f3af0552ae904edda1864684 Mon Sep 17 00:00:00 2001
From: "reed@google.com" <reed@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81>
Date: Tue, 5 Apr 2011 20:05:56 +0000
Subject: [PATCH] add rect.inset(dx, dy)

git-svn-id: http://skia.googlecode.com/svn/trunk@1058 2bbb7eff-a529-9590-31e7-b0007b416f81
---
 gpu/include/GrRect.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/gpu/include/GrRect.h b/gpu/include/GrRect.h
index 552fa5e58c..67e366c3bf 100644
--- a/gpu/include/GrRect.h
+++ b/gpu/include/GrRect.h
@@ -232,6 +232,15 @@ struct GrRect {
         fRight += tx;   fBottom += ty;
     }
 
+    /**
+     *  Inset the rectangle by dx,dy. If dx > 0 the rect becomes narrower,
+     *  if dx < 0 the rect becomes wider.
+     */
+    void inset(GrScalar dx, GrScalar dy) {
+        fLeft += dx;    fTop    += dy;
+        fRight -= dx;   fBottom -= dy;
+    }
+
     /**
      *  Initialize a rectangle to a point.
      *  @param pt the point used to initialize the rectangle.