mirror of https://github.com/axmolengine/axmol.git
122 lines
3.1 KiB
C++
122 lines
3.1 KiB
C++
/****************************************************************************
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Copyright (c) 2008-2010 Ricardo Quesada
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Copyright (c) 2010-2012 cocos2d-x.org
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Copyright (c) 2011 Zynga Inc.
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Copyright (c) 2013-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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Copyright (c) 2019-present Axmol Engine contributors (see AUTHORS.md).
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https://axmolengine.github.io/
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "ActionCoroutine.h"
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NS_AX_BEGIN
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//
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// Coroutine
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//
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Coroutine::Coroutine(Coroutine&& rhs) noexcept : _handle(rhs._handle)
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{
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rhs._handle = nullptr;
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}
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Coroutine::~Coroutine()
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{
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if (_handle)
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{
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_handle.destroy();
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}
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}
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Coroutine& Coroutine::operator=(Coroutine&& rhs) noexcept
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{
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if (this != std::addressof(rhs))
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{
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_handle = rhs._handle;
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rhs._handle = nullptr;
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}
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return *this;
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}
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Action* Coroutine::currentAction() const noexcept
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{
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return _handle.promise().currentAction();
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}
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bool Coroutine::isDone() const
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{
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return _handle && _handle.done();
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}
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bool Coroutine::moveNext() const
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{
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if (_handle)
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{
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_handle.promise().resume();
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return !_handle.done();
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}
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return false;
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}
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//
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// ActionCoroutine
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//
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ActionCoroutine* ActionCoroutine::create(const std::function<Coroutine()>& function)
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{
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auto ret = new (std::nothrow) ActionCoroutine();
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if (ret && ret->initWithCoroutine(function))
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{
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ret->autorelease();
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return ret;
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}
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delete ret;
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return nullptr;
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}
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bool ActionCoroutine::initWithCoroutine(const std::function<Coroutine()>& function) noexcept
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{
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_coroutine = std::forward<Coroutine>(function());
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return true;
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}
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bool ActionCoroutine::isDone() const
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{
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auto action = _coroutine.currentAction();
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if (action && !action->isDone())
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return false;
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return _coroutine.isDone();
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}
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void ActionCoroutine::step(float dt)
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{
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auto action = _coroutine.currentAction();
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if (action && !action->isDone())
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{
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action->step(dt);
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return;
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}
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_coroutine.moveNext();
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}
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NS_AX_END
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