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 SKIMAGE_FILTER_FACTORY_H
17 #define SKIMAGE_FILTER_FACTORY_H
18 
19 #include "include/core/SkImageFilter.h"
20 #include "include/effects/SkImageFilters.h"
21 
22 namespace OHOS {
23 namespace Rosen {
24 
25 struct PixelColorMatrix {
26     static constexpr uint8_t MATRIX_SIZE = 20;
27     float val[MATRIX_SIZE] = {0};
28 };
29 
30 class SKImageFilterFactory {
31 public:
32     static sk_sp<SkImageFilter> Blur(float radius, SkTileMode tileMode = SkTileMode::kDecal);
33     static sk_sp<SkImageFilter> Brightness(float degree);
34     static sk_sp<SkImageFilter> Grayscale();
35     static sk_sp<SkImageFilter> Invert();
36     static sk_sp<SkImageFilter> ApplyColorMatrix(const PixelColorMatrix &matrix);
37 };
38 } // namespace Rosen
39 } // namespace OHOS
40 #endif // SKIMAGE_FILTER_FACTORY_H
41