Touch HUD app for mustash

ui/views/controls/touch/touch_hud_drawer.h

+// Copyright 2016 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_VIEWS_CONTROLS_TOUCH_TOUCH_HUD_DRAWER_H_
+#define UI_VIEWS_CONTROLS_TOUCH_TOUCH_HUD_DRAWER_H_
+
+#include <map>
+
+#include "base/macros.h"
+#include "ui/views/views_export.h"
+
+namespace ui {
+class TouchEvent;
+}
+
+namespace views {
+class TouchPointView;
+class Widget;
+
+class VIEWS_EXPORT TouchHudDrawer {
+ public:
+   TouchHudDrawer();
+   ~TouchHudDrawer();
+
+  // Called to clear touch points and traces from the screen.
+  void Clear();
+
+  void HandleTouchEvent(const ui::TouchEvent* event, Widget* parent_widget);
+
+ private:
+  std::map<int, TouchPointView*> points_;
+
+  DISALLOW_COPY_AND_ASSIGN(TouchHudDrawer);
+};
+
+}  // namespace views
+
+#endif  // UI_VIEWS_CONTROLS_TOUCH_TOUCH_HUD_DRAWER_H_