Move SelectionBound from ui/base/touch to ui/gfx to be used by cc

ui/base/touch/selection_bound.h

-// Copyright 2014 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.
-
-#ifndef UI_BASE_TOUCH_SELECTION_BOUND_H_
-#define UI_BASE_TOUCH_SELECTION_BOUND_H_
-
-#include "ui/base/ui_base_export.h"
-#include "ui/gfx/geometry/point.h"
-#include "ui/gfx/geometry/point_f.h"
-
-namespace gfx {
-class Rect;
-class RectF;
-}
-
-namespace ui {
-
-// Bound of a selection end-point.
-class UI_BASE_EXPORT SelectionBound {
- public:
-  enum Type {
-    LEFT,
-    RIGHT,
-    CENTER,
-    EMPTY,
-    LAST = EMPTY
-  };
-
-  SelectionBound();
-  SelectionBound(const SelectionBound& other);
-  ~SelectionBound();
-
-  Type type() const { return type_; }
-  void set_type(Type value) { type_ = value; }
-
-  const gfx::PointF& edge_top() const { return edge_top_; }
-  const gfx::Point& edge_top_rounded() const { return edge_top_rounded_; }
-  void SetEdgeTop(const gfx::PointF& value);
-
-  const gfx::PointF& edge_bottom() const { return edge_bottom_; }
-  const gfx::Point& edge_bottom_rounded() const { return edge_bottom_rounded_; }
-  void SetEdgeBottom(const gfx::PointF& value);
-
-  void SetEdge(const gfx::PointF& top, const gfx::PointF& bottom);
-
-  bool visible() const { return visible_; }
-  void set_visible(bool value) { visible_ = value; }
-
-  // Returns the vertical difference between rounded top and bottom.
-  int GetHeight() const;
-
- private:
-  Type type_;
-  gfx::PointF edge_top_;
-  gfx::PointF edge_bottom_;
-  gfx::Point edge_top_rounded_;
-  gfx::Point edge_bottom_rounded_;
-  bool visible_;
-};
-
-UI_BASE_EXPORT bool operator==(const SelectionBound& lhs,
-                               const SelectionBound& rhs);
-UI_BASE_EXPORT bool operator!=(const SelectionBound& lhs,
-                               const SelectionBound& rhs);
-
-UI_BASE_EXPORT gfx::Rect RectBetweenSelectionBounds(const SelectionBound& b1,
-                                                    const SelectionBound& b2);
-
-UI_BASE_EXPORT gfx::RectF RectFBetweenSelectionBounds(const SelectionBound& b1,
-                                                      const SelectionBound& b2);
-
-}  // namespace ui
-
-#endif  // UI_BASE_TOUCH_SELECTION_BOUND_H_