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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _UI_POINTER_CONTROLLER_H
#define _UI_POINTER_CONTROLLER_H
#include <PointerControllerInterface.h>
#include <gui/DisplayEventReceiver.h>
#include <input/DisplayViewport.h>
#include <input/Input.h>
#include <ui/DisplayInfo.h>
#include <utils/BitSet.h>
#include <utils/Looper.h>
#include <utils/RefBase.h>
#include <map>
#include <memory>
#include <vector>
#include "MouseCursorController.h"
#include "PointerControllerContext.h"
#include "SpriteController.h"
#include "TouchSpotController.h"
namespace android {
/*
* Tracks pointer movements and draws the pointer sprite to a surface.
*
* Handles pointer acceleration and animation.
*/
class PointerController : public PointerControllerInterface {
public:
static std::shared_ptr<PointerController> create(
const sp<PointerControllerPolicyInterface>& policy, const sp<Looper>& looper,
const sp<SpriteController>& spriteController);
virtual ~PointerController() = default;
virtual bool getBounds(float* outMinX, float* outMinY, float* outMaxX, float* outMaxY) const;
virtual void move(float deltaX, float deltaY);
virtual void setButtonState(int32_t buttonState);
virtual int32_t getButtonState() const;
virtual void setPosition(float x, float y);
virtual void getPosition(float* outX, float* outY) const;
virtual int32_t getDisplayId() const;
virtual void fade(Transition transition);
virtual void unfade(Transition transition);
virtual void setDisplayViewport(const DisplayViewport& viewport);
virtual void setPresentation(Presentation presentation);
virtual void setSpots(const PointerCoords* spotCoords, const uint32_t* spotIdToIndex,
BitSet32 spotIdBits, int32_t displayId);
virtual void clearSpots();
void updatePointerIcon(int32_t iconId);
void setCustomPointerIcon(const SpriteIcon& icon);
void setInactivityTimeout(InactivityTimeout inactivityTimeout);
void doInactivityTimeout();
void reloadPointerResources();
void onDisplayViewportsUpdated(std::vector<DisplayViewport>& viewports);
private:
friend PointerControllerContext::LooperCallback;
friend PointerControllerContext::MessageHandler;
mutable std::mutex mLock;
PointerControllerContext mContext;
MouseCursorController mCursorController;
struct Locked {
Presentation presentation;
std::unordered_map<int32_t /* displayId */, TouchSpotController> spotControllers;
} mLocked GUARDED_BY(mLock);
PointerController(const sp<PointerControllerPolicyInterface>& policy, const sp<Looper>& looper,
const sp<SpriteController>& spriteController);
void clearSpotsLocked();
};
} // namespace android
#endif // _UI_POINTER_CONTROLLER_H
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