Magic_Game/core/Action/ScaleBy.cpp

48 lines
880 B
C++

#include "..\e2daction.h"
#include "..\e2dnode.h"
e2d::ScaleBy::ScaleBy(float duration, float scale)
: FiniteTimeAction(duration)
{
_deltaX = scale;
_deltaY = scale;
}
e2d::ScaleBy::ScaleBy(float duration, float scaleX, float scaleY)
: FiniteTimeAction(duration)
{
_deltaX = scaleX;
_deltaY = scaleY;
}
void e2d::ScaleBy::_init()
{
FiniteTimeAction::_init();
if (_target)
{
_startScaleX = _target->getScaleX();
_startScaleY = _target->getScaleY();
}
}
void e2d::ScaleBy::_update()
{
FiniteTimeAction::_update();
if (_target)
{
_target->setScale(_startScaleX + _deltaX * _delta, _startScaleY + _deltaY * _delta);
}
}
e2d::ScaleBy * e2d::ScaleBy::clone() const
{
return new (e2d::autorelease) ScaleBy(_duration, _deltaX, _deltaY);
}
e2d::ScaleBy * e2d::ScaleBy::reverse() const
{
return new (e2d::autorelease) ScaleBy(_duration, -_deltaX, -_deltaY);
}