1 /* 2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef POINTER_DRAWING_MANAGER_H 17 #define POINTER_DRAWING_MANAGER_H 18 19 #include <iostream> 20 #include <ui/rs_surface_node.h> 21 #include "../../../common/include/device_observer.h" 22 #include "i_pointer_drawing_manager.h" 23 #include "struct_multimodal.h" 24 #include "pixel_map.h" 25 #include "window.h" 26 #include "draw/canvas.h" 27 28 namespace OHOS { 29 namespace MMI { 30 class PointerDrawingManager : public IPointerDrawingManager, 31 public DeviceObserver, 32 public std::enable_shared_from_this<PointerDrawingManager> { 33 public: 34 PointerDrawingManager() = default; 35 virtual ~PointerDrawingManager() = default; 36 void DrawPointer(int32_t displayId, int32_t globalX, int32_t globalY); 37 void TellDisplayInfo(int32_t displayId, int32_t width, int32_t height); 38 void UpdatePointerDevice(bool hasPointerDevice); 39 bool Init(); 40 41 public: 42 static const int32_t IMAGE_WIDTH = 64; 43 static const int32_t IMAGE_HEIGHT = 64; 44 45 private: 46 void CreatePointerWindow(int32_t displayId, int32_t globalX, int32_t globalY); 47 sptr<OHOS::Surface> GetLayer(); 48 sptr<OHOS::SurfaceBuffer> GetSurfaceBuffer(sptr<OHOS::Surface> layer); 49 void DoDraw(uint8_t *addr, uint32_t width, uint32_t height); 50 void DrawPixelmap(OHOS::Rosen::Drawing::Canvas &canvas); 51 void DrawManager(); 52 void FixCursorPosition(int32_t &globalX, int32_t &globalY); 53 std::unique_ptr<OHOS::Media::PixelMap> DecodeImageToPixelMap(const std::string &imagePath); 54 55 private: 56 sptr<OHOS::Rosen::Window> pointerWindow_ = nullptr; 57 bool hasDisplay_ = false; 58 int32_t displayId_ = -1; 59 int32_t displayWidth_ = 0; 60 int32_t displayHeight_ = 0; 61 bool hasPointerDevice_ = false; 62 int32_t lastGlobalX_ = -1; 63 int32_t lastGlobalY_ = -1; 64 }; 65 } // namespace MMI 66 } // namespace OHOS 67 #endif // POINTER_DRAWING_MANAGER_H