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// 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_
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