mirror of https://github.com/axmolengine/axmol.git
81 lines
2.5 KiB
C++
81 lines
2.5 KiB
C++
/****************************************************************************
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Copyright (c) 2009 lhunath (Maarten Billemont)
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Copyright (c) 2010-2012 cocos2d-x.org
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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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https://axis-project.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 "2d/CCActionTween.h"
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NS_AX_BEGIN
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ActionTween* ActionTween::create(float duration, std::string_view key, float from, float to)
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{
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ActionTween* ret = new ActionTween();
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if (ret->initWithDuration(duration, key, from, to))
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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 ActionTween::initWithDuration(float duration, std::string_view key, float from, float to)
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{
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if (ActionInterval::initWithDuration(duration))
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{
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_key = key;
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_to = to;
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_from = from;
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return true;
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}
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return false;
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}
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ActionTween* ActionTween::clone() const
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{
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return ActionTween::create(_duration, _key, _from, _to);
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}
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void ActionTween::startWithTarget(Node* target)
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{
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AXASSERT(dynamic_cast<ActionTweenDelegate*>(target), "target must implement ActionTweenDelegate");
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ActionInterval::startWithTarget(target);
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_delta = _to - _from;
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}
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void ActionTween::update(float dt)
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{
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dynamic_cast<ActionTweenDelegate*>(_target)->updateTweenAction(_to - _delta * (1 - dt), _key);
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}
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ActionTween* ActionTween::reverse() const
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{
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return ActionTween::create(_duration, _key, _to, _from);
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}
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NS_AX_END
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