Floating point based Point/Size/Rect and Insets

ui/gfx/size_f.cc

Index: ui/gfx/size_f.cc
diff --git a/ui/gfx/size_f.cc b/ui/gfx/size_f.cc
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index 0000000000000000000000000000000000000000..aeffdd328e2620aa49f1385c3d131585e9c45b7f
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+++ b/ui/gfx/size_f.cc
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+// 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.
+
+#include "ui/gfx/size_f.h"
+
+#include "base/logging.h"
+#include "base/stringprintf.h"
+
+namespace gfx {
+
+SizeF::SizeF() : width_(0), height_(0) {}
+
+SizeF::SizeF(float width, float height) {
+  set_width(width);
+  set_height(height);
+}
+
+SizeF::~SizeF() {}
+
+void SizeF::set_width(float width) {
+  if (width < 0) {
+    NOTREACHED() << "negative width:" << width;
+    width = 0;
+  }
+  width_ = width;
+}
+
+void SizeF::set_height(float height) {
+  if (height < 0) {
+    NOTREACHED() << "negative height:" << height;
+    height = 0;
+  }
+  height_ = height;
+}
+
+std::string SizeF::ToString() const {
+  return base::StringPrintf("%fx%f", width_, height_);
+}
+
+}  // namespace gfx