Add floating point support to gfx::Path

BUG=115347
TEST=none


Review URL: http://codereview.chromium.org/10024037

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@131513 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 20 insertions, 2 deletions

diff --git a/ui/gfx/path.cc b/ui/gfx/path.cc
index c95333a..db355e8 100644
--- a/ui/gfx/path.cc
+++ b/ui/gfx/path.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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.
 
@@ -19,6 +19,15 @@ Path::Path(const Point* points, size_t count) {
     lineTo(SkIntToScalar(points[i].x), SkIntToScalar(points[i].y));
 }
 
+#if defined(ENABLE_DIP)
+Path::Path(const PointF* points, size_t count) {
+  DCHECK(count > 1);
+  moveTo(SkFloatToScalar(points[0].x), SkFloatToScalar(points[0].y));
+  for (size_t i = 1; i < count; ++i)
+    lineTo(SkFloatToScalar(points[i].x), SkFloatToScalar(points[i].y));
+}
+#endif
+
 Path::~Path() {
 }
 
diff --git a/ui/gfx/path.h b/ui/gfx/path.h
index c00443d..1b576bd 100644
--- a/ui/gfx/path.h
+++ b/ui/gfx/path.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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.
 
@@ -20,11 +20,20 @@ class UI_EXPORT Path : public SkPath {
     int x;
     int y;
   };
+#if defined(ENABLE_DIP)
+  struct PointF {
+    float x;
+    float y;
+  };
+#endif
 
   Path();
 
   // Creates a path populated with the specified points.
   Path(const Point* points, size_t count);
+#if defined(ENABLE_DIP)
+  Path(const PointF* points, size_t count);
+#endif
 
   ~Path();