118 lines
2.0 KiB
C++
118 lines
2.0 KiB
C++
#include "..\easy2d.h"
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#include "..\EasyX\easyx.h"
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Sprite::Sprite() :
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m_nAlpha(255),
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m_fScaleX(1),
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m_fScaleY(1),
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m_pImage(nullptr)
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{
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}
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Sprite::Sprite(Image * image) :
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Sprite()
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{
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setImage(image);
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}
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Sprite::Sprite(LPCTSTR imageFileName) :
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Sprite()
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{
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setImage(new Image(imageFileName));
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}
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Sprite::~Sprite()
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{
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SAFE_RELEASE(m_pImage);
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}
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bool Sprite::_exec(bool active)
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{
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return false;
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}
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void Sprite::_onDraw()
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{
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// display 属性为 false，或未设置图片资源时，不绘制该图片
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if (!m_bDisplay || m_pImage->m_Image.IsNull())
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{
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return;
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}
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// 绘制图片
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if (m_pImage->m_Image.GetBPP() == 32)
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{
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m_pImage->m_Image.AlphaBlend(GetImageHDC(), getRect(), m_pImage->m_SrcRect, m_nAlpha, AC_SRC_OVER);
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}
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else
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{
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m_pImage->m_Image.Draw(GetImageHDC(), getRect(), m_pImage->m_SrcRect);
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}
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}
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void Sprite::setImage(Image * image)
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{
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SAFE_RELEASE(m_pImage);
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m_pImage = image;
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setSize(int(m_pImage->getWidth() * m_fScaleX), int(m_pImage->getHeight() * m_fScaleY));
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m_pImage->retain();
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}
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bool Sprite::isCollisionWith(Sprite * sprite)
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{
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return IntersectRect(NULL, &getRect(), &sprite->getRect());
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}
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void Sprite::addAction(Action * action)
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{
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if (action)
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{
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// 将动作与 Sprite 绑定
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action->m_pParent = this;
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// 将动作加入动作管理器，管理器会处理这个动作
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ActionManager::addAction(action);
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}
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}
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void Sprite::pauseAllAction()
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{
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ActionManager::pauseSpriteAllActions(this);
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}
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void Sprite::resumeAllAction()
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{
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ActionManager::resumeSpriteAllActions(this);
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}
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void Sprite::stopAllAction()
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{
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ActionManager::stopSpriteAllActions(this);
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}
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float Sprite::getScaleX() const
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{
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return m_fScaleX;
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}
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float Sprite::getScaleY() const
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{
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return m_fScaleY;
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}
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float Sprite::getOpacity() const
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{
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return m_nAlpha / 255.0f;
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}
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void Sprite::setScale(float scaleX, float scaleY)
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{
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m_fScaleX = max(scaleX, 0);
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m_fScaleY = max(scaleY, 0);
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setSize(int(m_pImage->getWidth() * scaleX), int(m_pImage->getHeight() * scaleY));
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}
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void Sprite::setOpacity(float opacity)
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{
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m_nAlpha = BYTE(min(max(opacity, 0), 1) * 255);
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}
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