1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#pragma once
18
19#include <SkCanvas.h>
20#include <SkDrawable.h>
21
22#include <utils/RefBase.h>
23#include <utils/Functor.h>
24
25namespace android {
26namespace uirenderer {
27
28class GlFunctorLifecycleListener;
29
30namespace skiapipeline {
31
32/**
33 * This drawable wraps a OpenGL functor enabling it to be recorded into a list
34 * of Skia drawing commands.
35 */
36class GLFunctorDrawable : public SkDrawable {
37public:
38    GLFunctorDrawable(Functor* functor, GlFunctorLifecycleListener* listener, SkCanvas* canvas)
39            : mFunctor(functor)
40            , mListener(listener)
41            , mBounds(canvas->getLocalClipBounds())
42    {}
43    virtual ~GLFunctorDrawable();
44
45    void syncFunctor() const;
46
47 protected:
48    virtual SkRect onGetBounds() override { return mBounds; }
49    virtual void onDraw(SkCanvas* canvas) override;
50
51 private:
52     Functor* mFunctor;
53     sp<GlFunctorLifecycleListener> mListener;
54     const SkRect mBounds;
55};
56
57}; // namespace skiapipeline
58}; // namespace uirenderer
59}; // namespace android
60