1 /* 2 * Copyright (c) 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 OHOS_HDI_DISPLAY_V1_0_DISPLAYCOMPOSERSERVICE_H 17 #define OHOS_HDI_DISPLAY_V1_0_DISPLAYCOMPOSERSERVICE_H 18 19 #include "idisplay_composer_hwi.h" 20 #include "v1_0/display_command/display_cmd_responser.h" 21 #include "v1_0/idisplay_composer.h" 22 23 namespace OHOS { 24 namespace HDI { 25 namespace Display { 26 namespace Composer { 27 namespace V1_0 { 28 using namespace OHOS::HDI::Display::Composer::V1_0; 29 30 class DisplayComposerService : public IDisplayComposer { 31 public: 32 DisplayComposerService(); 33 virtual ~DisplayComposerService(); 34 int32_t RegHotPlugCallback(const sptr<IHotPlugCallback> &cb) override; 35 int32_t GetDisplayCapability(uint32_t devId, DisplayCapability &info) override; 36 int32_t GetDisplaySupportedModes(uint32_t devId, std::vector<DisplayModeInfo> &modes) override; 37 int32_t GetDisplayMode(uint32_t devId, uint32_t &modeId) override; 38 int32_t SetDisplayMode(uint32_t devId, uint32_t modeId) override; 39 int32_t GetDisplayPowerStatus(uint32_t devId, DispPowerStatus &status) override; 40 int32_t SetDisplayPowerStatus(uint32_t devId, DispPowerStatus status) override; 41 int32_t GetDisplayBacklight(uint32_t devId, uint32_t &level) override; 42 int32_t SetDisplayBacklight(uint32_t devId, uint32_t level) override; 43 int32_t GetDisplayProperty(uint32_t devId, uint32_t id, uint64_t &value) override; 44 int32_t GetDisplayCompChange(uint32_t devId, std::vector<uint32_t> &layers, std::vector<int32_t> &type) override; 45 int32_t SetDisplayClientCrop(uint32_t devId, const IRect &rect) override; 46 int32_t SetDisplayClientDestRect(uint32_t devId, const IRect &rect) override; 47 int32_t SetDisplayVsyncEnabled(uint32_t devId, bool enabled) override; 48 int32_t RegDisplayVBlankCallback(uint32_t devId, const sptr<IVBlankCallback> &cb) override; 49 int32_t GetDisplayReleaseFence( 50 uint32_t devId, std::vector<uint32_t> &layers, std::vector<sptr<HdifdParcelable>> &fences) override; 51 int32_t CreateVirtualDisplay(uint32_t width, uint32_t height, int32_t &format, uint32_t &devId) override; 52 int32_t DestroyVirtualDisplay(uint32_t devId) override; 53 int32_t SetVirtualDisplayBuffer( 54 uint32_t devId, const sptr<BufferHandleParcelable> &buffer, const sptr<HdifdParcelable> &fence) override; 55 int32_t SetDisplayProperty(uint32_t devId, uint32_t id, uint64_t value) override; 56 int32_t CreateLayer(uint32_t devId, const LayerInfo &layerInfo, uint32_t &layerId) override; 57 int32_t DestroyLayer(uint32_t devId, uint32_t layerId) override; 58 int32_t InitCmdRequest(const std::shared_ptr<SharedMemQueue<int32_t>> &request) override; 59 int32_t CmdRequest(uint32_t inEleCnt, const std::vector<HdifdInfo> &inFds, uint32_t &outEleCnt, 60 std::vector<HdifdInfo> &outFds) override; 61 int32_t GetCmdReply(std::shared_ptr<SharedMemQueue<int32_t>> &reply) override; 62 63 private: 64 int32_t LoadHwi(); 65 static void OnHotPlug(uint32_t outputId, bool connected, void *data); 66 static void OnVBlank(unsigned int sequence, uint64_t ns, void *data); 67 68 private: 69 void *libHandle_; 70 CreateComposerHwiFunc_t *createHwiFunc_; 71 DestroyComposerHwiFunc_t *destroyHwiFunc_; 72 73 std::shared_ptr<IDisplayComposerHwi> hwiImpl_; 74 std::unique_ptr<HdiDisplayCmdResponser> cmdResponser_; 75 sptr<IHotPlugCallback> hotPlugCb_; 76 sptr<IVBlankCallback> vBlankCb_; 77 }; 78 } // namespace V1_0 79 } // namespace Composer 80 } // namespace Display 81 } // namespace HDI 82 } // namespace OHOS 83 #endif // OHOS_HDI_DISPLAY_V1_0_DISPLAYCOMPOSERSERVICE_H 84