1 /*
2 * Copyright (c) 2020-2021 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 #include "common/screen.h"
17 #include "core/render_manager.h"
18 #include "draw/draw_utils.h"
19 #include "engines/gfx/gfx_engine_manager.h"
20 #include "gfx_utils/mem_api.h"
21 #include "securec.h"
22
23 namespace OHOS {
GetInstance()24 Screen& Screen::GetInstance()
25 {
26 static Screen instance;
27 return instance;
28 }
29
GetWidth()30 uint16_t Screen::GetWidth()
31 {
32 return BaseGfxEngine::GetInstance()->GetScreenWidth();
33 }
34
GetHeight()35 uint16_t Screen::GetHeight()
36 {
37 return BaseGfxEngine::GetInstance()->GetScreenHeight();
38 }
39
GetCurrentScreenBitmap(ImageInfo & info)40 bool Screen::GetCurrentScreenBitmap(ImageInfo& info)
41 {
42 BufferInfo* bufferInfo = BaseGfxEngine::GetInstance()->GetFBBufferInfo();
43 if (bufferInfo == nullptr) {
44 return false;
45 }
46 uint16_t screenWidth = BaseGfxEngine::GetInstance()->GetScreenWidth();
47 uint16_t screenHeight = BaseGfxEngine::GetInstance()->GetScreenHeight();
48 info.header.colorMode = ARGB8888;
49 info.dataSize = screenWidth * screenHeight * DrawUtils::GetByteSizeByColorMode(info.header.colorMode);
50 info.data = reinterpret_cast<uint8_t*>(ImageCacheMalloc(info));
51 if (info.data == nullptr) {
52 return false;
53 }
54 info.header.width = screenWidth;
55 info.header.height = screenHeight;
56 info.header.reserved = 0;
57 info.header.compressMode = 0;
58
59 Rect screenRect = {0, 0, static_cast<int16_t>(screenWidth - 1), static_cast<int16_t>(screenHeight - 1)};
60 Point dstPos = {0, 0};
61 BlendOption blendOption;
62 blendOption.opacity = OPA_OPAQUE;
63
64 BufferInfo dstBufferInfo;
65 dstBufferInfo.rect = screenRect;
66 dstBufferInfo.mode = ARGB8888;
67 dstBufferInfo.color = 0x44;
68 dstBufferInfo.phyAddr = dstBufferInfo.virAddr = static_cast<void*>(const_cast<uint8_t*>(info.data));
69 dstBufferInfo.stride = screenWidth * 4; // 4: bpp
70 dstBufferInfo.width = screenWidth;
71 dstBufferInfo.height = screenHeight;
72
73 BaseGfxEngine::GetInstance()->Blit(dstBufferInfo, dstPos, *bufferInfo, screenRect, blendOption);
74 return true;
75 }
76
GetScreenShape()77 ScreenShape Screen::GetScreenShape()
78 {
79 return BaseGfxEngine::GetInstance()->GetScreenShape();
80 }
81 } // namespace OHOS
82