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37 lines
939 B
C++
37 lines
939 B
C++
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_FLOW_LAYERS_OPACITY_LAYER_H_
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#define FLUTTER_FLOW_LAYERS_OPACITY_LAYER_H_
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#include "flutter/flow/layers/container_layer.h"
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namespace flow {
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class OpacityLayer : public ContainerLayer {
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public:
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OpacityLayer();
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~OpacityLayer() override;
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void set_alpha(int alpha) { alpha_ = alpha; }
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void set_offset(const SkPoint& offset) { offset_ = offset; }
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void Preroll(PrerollContext* context, const SkMatrix& matrix) override;
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void Paint(PaintContext& context) const override;
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// TODO(chinmaygarde): Once MZ-139 is addressed, introduce a new node in the
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// session scene hierarchy.
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private:
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int alpha_;
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SkPoint offset_;
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FML_DISALLOW_COPY_AND_ASSIGN(OpacityLayer);
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};
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} // namespace flow
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#endif // FLUTTER_FLOW_LAYERS_OPACITY_LAYER_H_
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