chromium/remoting/client/input/trackpad_input_strategy.cc

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "remoting/client/input/trackpad_input_strategy.h"

#include "remoting/client/ui/desktop_viewport.h"

namespace remoting {

namespace {

// Trackpad mode does not need tap feedback.
const float kTapFeedbackRadius = …;

const float kDragFeedbackRadius = …;

}  // namespace

TrackpadInputStrategy::TrackpadInputStrategy(const DesktopViewport& viewport)
    : … { … }

TrackpadInputStrategy::~TrackpadInputStrategy() = default;

void TrackpadInputStrategy::HandleZoom(const ViewMatrix::Point& pivot,
                                       float scale,
                                       DesktopViewport* viewport) { … }

bool TrackpadInputStrategy::HandlePan(const ViewMatrix::Vector2D& translation,
                                      Gesture simultaneous_gesture,
                                      DesktopViewport* viewport) { … }

bool TrackpadInputStrategy::TrackTouchInput(
    const ViewMatrix::Point& touch_point,
    const DesktopViewport& viewport) { … }

ViewMatrix::Point TrackpadInputStrategy::GetCursorPosition() const { … }

void TrackpadInputStrategy::FocusViewportOnCursor(
    DesktopViewport* viewport) const { … }

ViewMatrix::Vector2D TrackpadInputStrategy::MapScreenVectorToDesktop(
    const ViewMatrix::Vector2D& delta,
    const DesktopViewport& viewport) const { … }

float TrackpadInputStrategy::GetFeedbackRadius(TouchFeedbackType type) const { … }

bool TrackpadInputStrategy::IsCursorVisible() const { … }

}  // namespace remoting