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Unified Diff: ash/common/system/chromeos/palette/tools/laser_pointer_mode.h

Issue 2239743004: Palette tool laser prototype. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@patch
Patch Set: Fixed patch set 4 errors. Created 4 years, 4 months ago
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Index: ash/common/system/chromeos/palette/tools/laser_pointer_mode.h
diff --git a/ash/common/system/chromeos/palette/tools/laser_pointer_mode.h b/ash/common/system/chromeos/palette/tools/laser_pointer_mode.h
new file mode 100644
index 0000000000000000000000000000000000000000..ebf4ca5b54439b84ad80be5c3b0848e4d0655d0d
--- /dev/null
+++ b/ash/common/system/chromeos/palette/tools/laser_pointer_mode.h
@@ -0,0 +1,60 @@
+// 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 ASH_COMMON_SYSTEM_CHROMEOS_PALETTE_TOOLS_LASER_POINTER_MODE_H_
+#define ASH_COMMON_SYSTEM_CHROMEOS_PALETTE_TOOLS_LASER_POINTER_MODE_H_
+
+#include "ash/common/system/chromeos/palette/common_palette_tool.h"
+#include "ash/common/system/chromeos/palette/tools/laser_pointer_view.h"
jdufault 2016/08/19 01:02:08 Forward declare LaserPointerView
sammiequon 2016/08/19 20:28:46 Done.
+#include "ui/views/pointer_watcher.h"
+
+namespace ash {
+
+// Controller for the laser pointer functionality. Enables/disables laser
+// pointer as well as receives points and passes them off to be rendered.
+class LaserPointerMode : public CommonPaletteTool,
+ public views::PointerWatcher {
+ public:
+ explicit LaserPointerMode(Delegate* delegate);
+ ~LaserPointerMode() override;
+
+ private:
+ friend class LaserPointerModeTestApi;
+
+ // PaletteTool:
+ PaletteGroup GetGroup() const override;
+ PaletteToolId GetToolId() const override;
+ void OnEnable() override;
+ void OnDisable() override;
+ gfx::VectorIconId GetActiveTrayIcon() override;
+ views::View* CreateView() override;
+
+ // CommonPaletteTool:
+ gfx::VectorIconId GetPaletteIconId() override;
+
+ // views::PointerWatcher:
+ void OnPointerEventObserved(const ui::PointerEvent& event,
+ const gfx::Point& location_in_screen,
+ views::Widget* target) override;
+
+ void StopTimer();
+
+ // Timer callback which adds a point where the mouse was last seen. This
+ // allows the trail to fade away when the mouse is stationary.
+ void AddStationaryPoint();
+
+ // Timer which will add a new stationary point when the mouse stops moving.
+ // This will remove points past a certain threshold.
+ std::unique_ptr<base::Timer> timer_;
+ int timer_repeat_count_ = 0;
+
+ gfx::Point current_mouse_location_;
+ std::unique_ptr<LaserPointerView> laser_pointer_view_;
+
+ DISALLOW_COPY_AND_ASSIGN(LaserPointerMode);
+};
+
+} // namespace ash
+
+#endif // ASH_COMMON_SYSTEM_CHROMEOS_PALETTE_TOOLS_LASER_POINTER_MODE_H_

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