chromium/components/input/touch_action_filter.h

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_INPUT_TOUCH_ACTION_FILTER_H_
#define COMPONENTS_INPUT_TOUCH_ACTION_FILTER_H_

#include <optional>

#include "cc/input/touch_action.h"
#include "base/component_export.h"

namespace blink {
class WebGestureEvent;
}

namespace content {
class InputRouterImplTest;
class InputRouterImplTestBase;
class MockRenderWidgetHost;
class SitePerProcessBrowserTouchActionTest;
} // namespace content

namespace input {

enum class FilterGestureEventResult { … };

// The TouchActionFilter is responsible for filtering scroll and pinch gesture
// events according to the CSS touch-action values the renderer has sent for
// each touch point.
// For details see the touch-action design doc at http://goo.gl/KcKbxQ.
class COMPONENT_EXPORT(INPUT) TouchActionFilter { … };

}  // namespace input

#endif  // COMPONENTS_INPUT_TOUCH_ACTION_FILTER_H_