65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
/*
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* Copyright (C) 2020 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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#pragma once
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#include <SkMatrix.h>
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#include "CanvasOpTypes.h"
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#include "OpBuffer.h"
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namespace android::uirenderer {
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template <CanvasOpType T>
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struct CanvasOp;
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template <CanvasOpType T>
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class CanvasOpContainer {
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private:
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BE_OPBUFFERS_FRIEND();
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OpBufferItemHeader<CanvasOpType> header;
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// TODO: Figure out some magic to make this not be here when it's identity (or not used)
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SkMatrix mTransform;
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CanvasOp<T> mImpl;
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public:
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CanvasOpContainer(CanvasOp<T>&& impl, const SkMatrix& transform = SkMatrix::I())
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: mTransform(transform), mImpl(std::move(impl)) {}
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uint32_t size() const { return header.size; }
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CanvasOpType type() const { return header.type; }
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const SkMatrix& transform() const { return mTransform; }
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CanvasOp<T>* operator->() noexcept { return &mImpl; }
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const CanvasOp<T>* operator->() const noexcept { return &mImpl; }
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CanvasOp<T>& op() noexcept { return mImpl; }
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const CanvasOp<T>& op() const noexcept { return mImpl; }
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};
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extern template class OpBuffer<CanvasOpType, CanvasOpContainer>;
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class CanvasOpBuffer final : public OpBuffer<CanvasOpType, CanvasOpContainer> {
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public:
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template <CanvasOpType T>
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void push(CanvasOp<T>&& op) {
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push_container(CanvasOpContainer<T>(std::move(op)));
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}
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};
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} // namespace android::uirenderer
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