cocos2dx 绘图Draw

void HelloWorld::draw()
{
    CCSize  size = CCDirector::sharedDirector()->getWinSize();
//    设置颜色
    ccDrawColor4B(255, 0, 255, 0);
//   设置宽度
    glLineWidth(3);
//    绘制一条直线    起点到终点的位置
    ccDrawLine(ccp(0, 0), ccp(size.width*0.5, size.height*0.5));
    
     ccDrawColor4B(225, 255, 0, 0);
//    设置像素尺寸
    ccPointSize(20);
//    绘制一个点
    ccDrawPoint(ccp(size.width*0.5, size.height*0.5));
    
    ccDrawColor4B(0, 25, 255, 0);
//    绘制圆形
    ccDrawCircle(ccp(size.width*0.5, size.height*0.5), 50, CC_DEGREES_TO_RADIANS(90),50, false);
    ccDrawCircle(ccp(size.width*0.5, size.height*0.5), 50, CC_DEGREES_TO_RADIANS(45), 6, false);
    
    ccDrawColor4B(225, 0, 0, 0);
    glLineWidth(5);
//    绘制多边形
    CCPoint ve[]= {
        ccp (70 ,150),ccp (150,150),ccp (100,200)
    
    };
    ccDrawPoly(ve,3, true);
    
    ccDrawColor4B(0, 0, 0, 255);
//    绘制填充的多边形
    CCPoint vi[]={
        ccp (0,120) ,ccp (50 ,120) ,ccp (50  ,170) ,ccp (25,200)
    };
    ccDrawSolidPoly(vi, 4, ccc4f(0.5f, 0.5f, 1, 1));
    
    ccDrawColor4B(0, 0, 255, 100);
//    绘制贝塞尔曲线
    ccDrawQuadBezier(ccp(0,size.height), ccp(size.width*0.5,size.height*0.5), ccp (size.width,size.height), 50);
//    绘制立体的贝塞尔曲线
    ccDrawCubicBezier(ccp(size.height*0.5,size.height*0.5), ccp(size.width+20,size.height), ccp(size.width+20,size.height+60),ccp (size.width,size.height), 50);
    
//     绘制填充矩形
    ccDrawSolidRect(ccp(240,50), ccp(300,10), ccc4f(0, 177, 177, 255));
    
//    绘制空心矩形
    ccDrawRect(ccp(30,130), ccp (20,20));
}