46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
/*
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* Copyright (C) 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "BlurDrawLooper.h"
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#include <SkMaskFilter.h>
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namespace android {
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BlurDrawLooper::BlurDrawLooper(SkColor4f color, float blurSigma, SkPoint offset)
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: mColor(color), mBlurSigma(blurSigma), mOffset(offset) {}
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BlurDrawLooper::~BlurDrawLooper() = default;
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SkPoint BlurDrawLooper::apply(Paint* paint) const {
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paint->setColor(mColor);
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if (mBlurSigma > 0) {
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paint->setMaskFilter(SkMaskFilter::MakeBlur(kNormal_SkBlurStyle, mBlurSigma, true));
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}
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return mOffset;
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}
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sk_sp<BlurDrawLooper> BlurDrawLooper::Make(SkColor4f color, SkColorSpace* cs, float blurSigma,
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SkPoint offset) {
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if (cs) {
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SkPaint tmp;
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tmp.setColor(color, cs); // converts color to sRGB
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color = tmp.getColor4f();
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}
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return sk_sp<BlurDrawLooper>(new BlurDrawLooper(color, blurSigma, offset));
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}
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} // namespace android
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