118 lines
3.3 KiB
C++
118 lines
3.3 KiB
C++
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _UI_MOUSE_CURSOR_CONTROLLER_H
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#define _UI_MOUSE_CURSOR_CONTROLLER_H
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#include <gui/DisplayEventReceiver.h>
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#include <input/DisplayViewport.h>
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#include <input/Input.h>
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#include <utils/BitSet.h>
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#include <utils/Looper.h>
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#include <utils/RefBase.h>
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#include <functional>
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#include <map>
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#include <memory>
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#include <vector>
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#include "PointerControllerContext.h"
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#include "SpriteController.h"
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namespace android {
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/*
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* Helper class for PointerController that specifically handles
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* mouse cursor resources and actions.
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*/
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class MouseCursorController {
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public:
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MouseCursorController(PointerControllerContext& context);
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~MouseCursorController();
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bool getBounds(float* outMinX, float* outMinY, float* outMaxX, float* outMaxY) const;
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void move(float deltaX, float deltaY);
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void setButtonState(int32_t buttonState);
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int32_t getButtonState() const;
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void setPosition(float x, float y);
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void getPosition(float* outX, float* outY) const;
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int32_t getDisplayId() const;
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void fade(PointerControllerInterface::Transition transition);
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void unfade(PointerControllerInterface::Transition transition);
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void setDisplayViewport(const DisplayViewport& viewport, bool getAdditionalMouseResources);
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void updatePointerIcon(int32_t iconId);
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void setCustomPointerIcon(const SpriteIcon& icon);
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void reloadPointerResources(bool getAdditionalMouseResources);
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void getAdditionalMouseResources();
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bool isViewportValid();
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bool doAnimations(nsecs_t timestamp);
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bool resourcesLoaded();
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private:
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mutable std::mutex mLock;
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PointerResources mResources;
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PointerControllerContext& mContext;
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struct Locked {
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DisplayViewport viewport;
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size_t animationFrameIndex;
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nsecs_t lastFrameUpdatedTime;
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int32_t pointerFadeDirection;
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float pointerX;
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float pointerY;
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float pointerAlpha;
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sp<Sprite> pointerSprite;
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SpriteIcon pointerIcon;
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bool updatePointerIcon;
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bool resourcesLoaded;
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std::map<int32_t, SpriteIcon> additionalMouseResources;
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std::map<int32_t, PointerAnimation> animationResources;
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int32_t requestedPointerType;
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int32_t buttonState;
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bool animating{false};
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} mLocked GUARDED_BY(mLock);
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bool getBoundsLocked(float* outMinX, float* outMinY, float* outMaxX, float* outMaxY) const;
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void setPositionLocked(float x, float y);
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void updatePointerLocked();
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void loadResourcesLocked(bool getAdditionalMouseResources);
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bool doBitmapAnimationLocked(nsecs_t timestamp);
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bool doFadingAnimationLocked(nsecs_t timestamp);
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void startAnimationLocked();
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};
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} // namespace android
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#endif // _UI_MOUSE_CURSOR_CONTROLLER_H
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