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_filter.h"
17
18 #include "drawing_canvas_utils.h"
19
20 #include "effect/image_filter.h"
21
22 using namespace OHOS;
23 using namespace Rosen;
24 using namespace Drawing;
25
CastToColorFilter(OH_Drawing_ColorFilter * cColorFilter)26 static ColorFilter* CastToColorFilter(OH_Drawing_ColorFilter* cColorFilter)
27 {
28 return reinterpret_cast<ColorFilter*>(cColorFilter);
29 }
30
CastToImageFilter(OH_Drawing_ImageFilter * cImageFilter)31 static std::shared_ptr<ImageFilter> CastToImageFilter(OH_Drawing_ImageFilter* cImageFilter)
32 {
33 return std::shared_ptr<ImageFilter>{reinterpret_cast<ImageFilter*>(cImageFilter), [](auto p) {}};
34 }
35
OH_Drawing_ImageFilterCreateBlur(float sigmaX,float sigmaY,OH_Drawing_TileMode cTileMode,OH_Drawing_ImageFilter * input)36 OH_Drawing_ImageFilter* OH_Drawing_ImageFilterCreateBlur(float sigmaX, float sigmaY, OH_Drawing_TileMode cTileMode,
37 OH_Drawing_ImageFilter* input)
38 {
39 return (OH_Drawing_ImageFilter*)new ImageFilter(ImageFilter::FilterType::BLUR, sigmaX, sigmaY,
40 static_cast<TileMode>(cTileMode), CastToImageFilter(input), ImageBlurType::GAUSS);
41 }
42
OH_Drawing_ImageFilterCreateFromColorFilter(OH_Drawing_ColorFilter * cf,OH_Drawing_ImageFilter * input)43 OH_Drawing_ImageFilter* OH_Drawing_ImageFilterCreateFromColorFilter(
44 OH_Drawing_ColorFilter* cf, OH_Drawing_ImageFilter* input)
45 {
46 if (cf == nullptr) {
47 g_drawingErrorCode = OH_DRAWING_ERROR_INVALID_PARAMETER;
48 return nullptr;
49 }
50 return (OH_Drawing_ImageFilter*)new ImageFilter(
51 ImageFilter::FilterType::COLOR_FILTER, *CastToColorFilter(cf), CastToImageFilter(input));
52 }
53
OH_Drawing_ImageFilterDestroy(OH_Drawing_ImageFilter * cImageFilter)54 void OH_Drawing_ImageFilterDestroy(OH_Drawing_ImageFilter* cImageFilter)
55 {
56 if (!cImageFilter) {
57 return;
58 }
59 delete reinterpret_cast<ImageFilter*>(cImageFilter);
60 }
61