Paddle.cpp

00001 #include "Paddle.h"
00002 
00003 Paddle::Paddle(LCD_ST7735* pDisp)
00004 {   // constructor
00005     this->pDisp=pDisp;
00006 }
00007 
00008 Paddle::Paddle(LCD_ST7735* pDisp, int nX, int nY, int nWidth, int nHeight)
00009 {   // constructor
00010     this->pos.set(nX, nY);
00011     this->dim.nWidth=nWidth;
00012     this->dim.nHeight=nHeight;
00013     this->pDisp=pDisp;
00014 }
00015 
00016 void Paddle::initialize(int nX, int nY, int nWidth, int nHeight)
00017 {
00018     this->pos.set(nX, nY);
00019     this->dim.nWidth=nWidth;
00020     this->dim.nHeight=nHeight;
00021 }
00022 
00023 void Paddle::checkBoundary(Rectangle rBoundary)
00024 {
00025     if(pos.getX()<rBoundary.getX1())
00026         pos.setX(rBoundary.getX1());
00027     if(pos.getX()+dim.nWidth>rBoundary.getX2())
00028         pos.setX(rBoundary.getX2()-dim.nWidth);
00029 }
00030 
00031 bool Paddle::hasChanged()
00032 {
00033     return(pos.hasChanged());
00034 }
00035 
00036 void Paddle::move(Vector vDiff)
00037 {
00038     this->pos.move(vDiff);
00039 /*
00040 char szBuffer[256];
00041 sprintf(szBuffer, "p:%d,%d      ", pos.getX(), pos.getY());
00042 this->pDisp->drawString(font_oem, 0, 0, szBuffer);
00043 */
00044 
00045 }
00046 
00047 
00048 void Paddle::clearPrev()
00049 {
00050     Point p=pos.getPrev();
00051     this->pDisp->fillRect(p.getX(), p.getY(), p.getX()+dim.nWidth, p.getY()+dim.nHeight, Color565::Black);    
00052 }
00053 
00054 void Paddle::clear()
00055 {
00056     Point p=pos.getCur();
00057     this->pDisp->fillRect(p.getX(), p.getY(), p.getX()+dim.nWidth, p.getY()+dim.nHeight, Color565::Black);    
00058 }
00059 
00060 void Paddle::draw()
00061 {
00062     Point p=pos.getCur();
00063     this->pDisp->drawLine(p.getX(), p.getY()+dim.nHeight, p.getX()+dim.nWidth/3, p.getY(), Color565::Blue);
00064     this->pDisp->fillRect(p.getX()+dim.nWidth/3, p.getY(), p.getX()+dim.nWidth/3+dim.nWidth/3, p.getY()+dim.nHeight, Color565::Blue);
00065     this->pDisp->drawLine(p.getX()+dim.nWidth/3+dim.nWidth/3, p.getY(), p.getX()+dim.nWidth, p.getY()+dim.nHeight, Color565::Blue);
00066 }
00067 
00068 void Paddle::redraw(bool fForceDraw)        // fForceDraw=false
00069 {   // redraw the paddle if its position has changed
00070     
00071     if(pos.hasChanged() || fForceDraw)
00072     {
00073         Point pPrev=pos.getPrev();
00074         Point pCur=pos.getCur();
00075         clearPrev();
00076         draw();
00077     }
00078 }