51 lines
		
	
	
		
			995 B
		
	
	
	
		
			C++
		
	
	
	
		
		
			
		
	
	
			51 lines
		
	
	
		
			995 B
		
	
	
	
		
			C++
		
	
	
	
|  | #include "..\easy2d.h"
 | |||
|  | #include "..\Win\winbase.h"
 | |||
|  | 
 | |||
|  | ActionMoveBy::ActionMoveBy(float duration, CVector vec) : | |||
|  | 	Animation(duration) | |||
|  | { | |||
|  | 	m_MoveVector = vec; | |||
|  | } | |||
|  | 
 | |||
|  | ActionMoveBy::~ActionMoveBy() | |||
|  | { | |||
|  | } | |||
|  | 
 | |||
|  | void ActionMoveBy::_init() | |||
|  | { | |||
|  | 	Animation::_init(); | |||
|  | 	m_BeginPos = m_pTargetSprite->getPos(); | |||
|  | } | |||
|  | 
 | |||
|  | void ActionMoveBy::_exec(steady_clock::time_point nNow) | |||
|  | { | |||
|  | 	while (Animation::_isDelayEnough(nNow)) | |||
|  | 	{ | |||
|  | 		// <20><><EFBFBD><EFBFBD><EFBFBD>ƶ<EFBFBD>λ<EFBFBD><CEBB>
 | |||
|  | 		float scale = float(m_nDuration) / m_nTotalDuration; | |||
|  | 		// <20>ƶ<EFBFBD> Sprite
 | |||
|  | 		m_pTargetSprite->setPos(int(m_BeginPos.x + m_MoveVector.x * scale),  | |||
|  | 			int(m_BeginPos.y + m_MoveVector.y * scale)); | |||
|  | 		// <20>ж϶<D0B6><CFB6><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
 | |||
|  | 		if (_isEnd()) | |||
|  | 		{ | |||
|  | 			this->stop(); | |||
|  | 			break; | |||
|  | 		} | |||
|  | 	} | |||
|  | } | |||
|  | 
 | |||
|  | void ActionMoveBy::_reset() | |||
|  | { | |||
|  | 	Animation::_reset(); | |||
|  | } | |||
|  | 
 | |||
|  | ActionMoveBy * ActionMoveBy::copy() const | |||
|  | { | |||
|  | 	return new ActionMoveBy(m_nAnimationInterval / 1000.0f, m_MoveVector); | |||
|  | } | |||
|  | 
 | |||
|  | ActionMoveBy * ActionMoveBy::reverse() const | |||
|  | { | |||
|  | 	return new ActionMoveBy(m_nTotalDuration / 1000.0f, CVector(-m_MoveVector.x, -m_MoveVector.y)); | |||
|  | } |