38 lines
592 B
C++
38 lines
592 B
C++
#include "..\e2daction.h"
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e2d::OpacityBy::OpacityBy(double duration, double opacity) :
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ActionGradual(duration)
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{
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_deltaVal = opacity;
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}
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void e2d::OpacityBy::_init()
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{
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ActionGradual::_init();
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if (_target)
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{
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_startVal = _target->getOpacity();
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}
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}
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void e2d::OpacityBy::_update()
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{
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ActionGradual::_update();
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if (_target)
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{
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_target->setOpacity(_startVal + _deltaVal * _delta);
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}
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}
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e2d::OpacityBy * e2d::OpacityBy::clone() const
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{
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return new OpacityBy(_duration, _deltaVal);
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}
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e2d::OpacityBy * e2d::OpacityBy::reverse() const
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{
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return new OpacityBy(_duration, -_deltaVal);
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} |