/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "GlFunctorLifecycleListener.h"
#include <SkCanvas.h>
#include <SkDrawable.h>
#include <WebViewFunctorManager.h>
#include <utils/Functor.h>
#include <variant>
namespace android {
namespace uirenderer {
namespace skiapipeline {
/**
* This drawable wraps a functor enabling it to be recorded into a list
* of Skia drawing commands.
*/
class FunctorDrawable : public SkDrawable {
public:
FunctorDrawable(Functor* functor, GlFunctorLifecycleListener* listener, SkCanvas* canvas)
: mBounds(canvas->getLocalClipBounds())
, mAnyFunctor(std::in_place_type<LegacyFunctor>, functor, listener) {}
FunctorDrawable(int functor, SkCanvas* canvas)
: mBounds(canvas->getLocalClipBounds())
, mAnyFunctor(std::in_place_type<NewFunctor>, functor) {}
virtual ~FunctorDrawable() {}
virtual void syncFunctor(const WebViewSyncData& data) const {
if (mAnyFunctor.index() == 0) {
std::get<0>(mAnyFunctor).handle->sync(data);
} else {
(*(std::get<1>(mAnyFunctor).functor))(DrawGlInfo::kModeSync, nullptr);
}
}
protected:
virtual SkRect onGetBounds() override { return mBounds; }
const SkRect mBounds;
struct LegacyFunctor {
explicit LegacyFunctor(Functor* functor, GlFunctorLifecycleListener* listener)
: functor(functor), listener(listener) {}
Functor* functor;
sp<GlFunctorLifecycleListener> listener;
};
struct NewFunctor {
explicit NewFunctor(int functor) {
handle = WebViewFunctorManager::instance().handleFor(functor);
}
sp<WebViewFunctor::Handle> handle;
};
std::variant<NewFunctor, LegacyFunctor> mAnyFunctor;
};
} // namespace skiapipeline
} // namespace uirenderer
} // namespace android