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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_IDISPLAYCOMPOSERHWI_H
17 #define OHOS_HDI_DISPLAY_V1_0_IDISPLAYCOMPOSERHWI_H
18 
19 #include <vector>
20 #include "display_common.h"
21 #include "v1_0/display_composer_type.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 #define DISPLAY_COMPOSER_HWI_LIBRARY_NAME "libdisplay_composer_hwi_impl.z.so"
31 class IDisplayComposerHwi {
32 public:
33     virtual ~IDisplayComposerHwi() = default;
34     /** device func */
35     virtual int32_t RegHotPlugCallback(HotPlugCallback cb, void *data) = 0;
36     virtual int32_t GetDisplayCapability(uint32_t devId, DisplayCapability &info) = 0;
37     virtual int32_t GetDisplaySupportedModes(uint32_t devId, std::vector<DisplayModeInfo> &modes) = 0;
38     virtual int32_t GetDisplayMode(uint32_t devId, uint32_t &modeId) = 0;
39     virtual int32_t SetDisplayMode(uint32_t devId, uint32_t modeId) = 0;
40     virtual int32_t GetDisplayPowerStatus(uint32_t devId, DispPowerStatus &status) = 0;
41     virtual int32_t SetDisplayPowerStatus(uint32_t devId, DispPowerStatus status) = 0;
42     virtual int32_t GetDisplayBacklight(uint32_t devId, uint32_t &level) = 0;
43     virtual int32_t SetDisplayBacklight(uint32_t devId, uint32_t level) = 0;
44     virtual int32_t GetDisplayProperty(uint32_t devId, uint32_t id, uint64_t &value) = 0;
45     virtual int32_t GetDisplayCompChange(
46         uint32_t devId, std::vector<uint32_t> &layers, std::vector<int32_t> &types) = 0;
47     virtual int32_t SetDisplayClientCrop(uint32_t devId, const IRect &rect) = 0;
48     virtual int32_t SetDisplayClientDestRect(uint32_t devId, const IRect &rect) = 0;
49     virtual int32_t SetDisplayClientBuffer(uint32_t devId, const BufferHandle &buffer, int32_t fence) = 0;
50     virtual int32_t SetDisplayClientDamage(uint32_t devId, std::vector<IRect> &rects) = 0;
51     virtual int32_t SetDisplayVsyncEnabled(uint32_t devId, bool enabled) = 0;
52     virtual int32_t RegDisplayVBlankCallback(uint32_t devId, VBlankCallback cb, void *data) = 0;
53     virtual int32_t GetDisplayReleaseFence(
54         uint32_t devId, std::vector<uint32_t> &layers, std::vector<int32_t> &fences) = 0;
55     virtual int32_t CreateVirtualDisplay(uint32_t width, uint32_t height, int32_t &format, uint32_t &devId) = 0;
56     virtual int32_t DestroyVirtualDisplay(uint32_t devId) = 0;
57     virtual int32_t SetVirtualDisplayBuffer(uint32_t devId, const BufferHandle &buffer, const int32_t fence) = 0;
58     virtual int32_t SetDisplayProperty(uint32_t devId, uint32_t id, uint64_t value) = 0;
59     virtual int32_t Commit(uint32_t devId, int32_t &fence) = 0;
60     /* layer func */
61     virtual int32_t CreateLayer(uint32_t devId, const LayerInfo &layerInfo, uint32_t &layerId) = 0;
62     virtual int32_t DestroyLayer(uint32_t devId, uint32_t layerId) = 0;
63     virtual int32_t PrepareDisplayLayers(uint32_t devId, bool &needFlushFb) = 0;
64     virtual int32_t SetLayerAlpha(uint32_t devId, uint32_t layerId, const LayerAlpha &alpha) = 0;
65     virtual int32_t SetLayerPosition(uint32_t devId, uint32_t layerId, const IRect &rect) = 0;
66     virtual int32_t SetLayerCrop(uint32_t devId, uint32_t layerId, const IRect &rect) = 0;
67     virtual int32_t SetLayerZorder(uint32_t devId, uint32_t layerId, uint32_t zorder) = 0;
68     virtual int32_t SetLayerPreMulti(uint32_t devId, uint32_t layerId, bool preMul) = 0;
69     virtual int32_t SetTransformMode(uint32_t devId, uint32_t layerId, TransformType type) = 0;
70     virtual int32_t SetLayerDirtyRegion(uint32_t devIdHWI, uint32_t layerId, const IRect &region) = 0;
71     virtual int32_t SetLayerVisibleRegion(uint32_t devId, uint32_t layerId, std::vector<IRect> &rects) = 0;
72     virtual int32_t SetLayerBuffer(uint32_t devId, uint32_t layerId, BufferHandle &buffer, int32_t fence) = 0;
73     virtual int32_t SetLayerCompositionType(uint32_t devId, uint32_t layerId, CompositionType type) = 0;
74     virtual int32_t SetLayerBlendType(uint32_t devId, uint32_t layerId, BlendType type) = 0;
75     virtual int32_t SetLayerVisible(uint32_t devId, uint32_t layerId, bool visible) = 0;
76 };
77 
78 using IDisplayComposerHwi *CreateComposerHwiFunc_t();
79 extern "C" IDisplayComposerHwi *CreateComposerHwi();
80 using void DestroyComposerHwiFunc_t(IDisplayComposerHwi *hwi);
81 extern "C" void DestroyComposerHwi(IDisplayComposerHwi *hwi);
82 } // namespace V1_0
83 } // namespace Composer
84 } // namespace Display
85 } // namespace HDI
86 } // namespace OHOS
87 #endif // OHOS_HDI_DISPLAY_V1_0_IDISPLAYCOMPOSERHWI_H
88