1 /*
2  * Copyright (c) 2023 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 "drawing_image.h"
17 
18 #include "drawing_canvas_utils.h"
19 
20 #include "image/image.h"
21 #include "utils/data.h"
22 
23 using namespace OHOS;
24 using namespace Rosen;
25 using namespace Drawing;
26 
CastToImage(OH_Drawing_Image * cImage)27 static Image* CastToImage(OH_Drawing_Image* cImage)
28 {
29     return reinterpret_cast<Image*>(cImage);
30 }
31 
CastToBitmap(OH_Drawing_Bitmap & cBitmap)32 static Bitmap& CastToBitmap(OH_Drawing_Bitmap& cBitmap)
33 {
34     return reinterpret_cast<Bitmap&>(cBitmap);
35 }
36 
OH_Drawing_ImageCreate()37 OH_Drawing_Image* OH_Drawing_ImageCreate()
38 {
39     return (OH_Drawing_Image*)new Image();
40 }
41 
OH_Drawing_ImageDestroy(OH_Drawing_Image * cImage)42 void OH_Drawing_ImageDestroy(OH_Drawing_Image* cImage)
43 {
44     if (!cImage) {
45         return;
46     }
47     delete CastToImage(cImage);
48 }
49 
OH_Drawing_ImageBuildFromBitmap(OH_Drawing_Image * cImage,OH_Drawing_Bitmap * cBitmap)50 bool OH_Drawing_ImageBuildFromBitmap(OH_Drawing_Image* cImage, OH_Drawing_Bitmap* cBitmap)
51 {
52     if (cImage == nullptr || cBitmap == nullptr) {
53         g_drawingErrorCode = OH_DRAWING_ERROR_INVALID_PARAMETER;
54         return false;
55     }
56     return CastToImage(cImage)->BuildFromBitmap(CastToBitmap(*cBitmap));
57 }
58 
OH_Drawing_ImageGetWidth(OH_Drawing_Image * cImage)59 int32_t OH_Drawing_ImageGetWidth(OH_Drawing_Image* cImage)
60 {
61     if (cImage == nullptr) {
62         g_drawingErrorCode = OH_DRAWING_ERROR_INVALID_PARAMETER;
63         return -1;
64     }
65     return CastToImage(cImage)->GetWidth();
66 }
67 
OH_Drawing_ImageGetHeight(OH_Drawing_Image * cImage)68 int32_t OH_Drawing_ImageGetHeight(OH_Drawing_Image* cImage)
69 {
70     if (cImage == nullptr) {
71         g_drawingErrorCode = OH_DRAWING_ERROR_INVALID_PARAMETER;
72         return -1;
73     }
74     return CastToImage(cImage)->GetHeight();
75 }
76 
OH_Drawing_ImageGetImageInfo(OH_Drawing_Image * cImage,OH_Drawing_Image_Info * cImageInfo)77 void OH_Drawing_ImageGetImageInfo(OH_Drawing_Image* cImage, OH_Drawing_Image_Info* cImageInfo)
78 {
79     if (cImage == nullptr || cImageInfo == nullptr) {
80         g_drawingErrorCode = OH_DRAWING_ERROR_INVALID_PARAMETER;
81         return;
82     }
83     ImageInfo imageInfo = CastToImage(cImage)->GetImageInfo();
84 
85     cImageInfo->width = imageInfo.GetWidth();
86     cImageInfo->height = imageInfo.GetHeight();
87     cImageInfo->colorType = static_cast<OH_Drawing_ColorFormat>(imageInfo.GetColorType());
88     cImageInfo->alphaType = static_cast<OH_Drawing_AlphaFormat>(imageInfo.GetAlphaType());
89 }