blob: 26b635faf2b9b1ea57fc33ed927bad5e88d67a09 [file] [log] [blame]
// Copyright 2017 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 "remoting/client/input/touch_input_strategy.h"
namespace remoting {
// This strategy directly translates all operations on the OpenGL view into
// corresponding operations on the desktop. It doesn't maintain the cursor
// positions separately -- the positions come from the location of the touch.
class DirectTouchInputStrategy : public TouchInputStrategy {
~DirectTouchInputStrategy() override;
// TouchInputStrategy overrides.
void HandleZoom(const ViewMatrix::Point& pivot,
float scale,
DesktopViewport* viewport) override;
bool HandlePan(const ViewMatrix::Vector2D& translation,
Gesture simultaneous_gesture,
DesktopViewport* viewport) override;
bool TrackTouchInput(const ViewMatrix::Point& touch_point,
const DesktopViewport& viewport) override;
ViewMatrix::Point GetCursorPosition() const override;
void FocusViewportOnCursor(DesktopViewport* viewport) const override;
ViewMatrix::Vector2D MapScreenVectorToDesktop(
const ViewMatrix::Vector2D& delta,
const DesktopViewport& viewport) const override;
float GetFeedbackRadius(TouchFeedbackType type) const override;
bool IsCursorVisible() const override;
ViewMatrix::Point cursor_position_{0.f, 0.f};
// TouchInputStrategy is neither copyable nor movable.
DirectTouchInputStrategy(const DirectTouchInputStrategy&) = delete;
DirectTouchInputStrategy& operator=(const DirectTouchInputStrategy&) = delete;
} // namespace remoting