var draw = new cc.DrawNode(); //创建drawnode对象
this.addChild(draw, 10);
var centerPos = cc.p(winSize.width / 2, winSize.height / 2);
//drawSegment --- 绘制直线
//用法：draw.drawSegment(from, to, lineWidth, color)
//参数
// from:起始点
// to:终点
// lineWidth：线条宽度
// color：线条颜色
draw.drawSegment(cc.p(0, 0), cc.p(winSize.width, winSize.height), 1, cc.color(255, 0, 255, 255));
draw.drawSegment(cc.p(0, winSize.height), cc.p(winSize.width, 0), 5, cc.color(255, 0, 0, 255));
//drawDot --- 绘制圆点
//draw.drawDot(pos, radius, color)
//draw.drawDots(points, radius, color) //画点 points 点数组
draw.drawDot(cc.p(winSize.width / 2, winSize.height / 2), 40, cc.color(0, 0, 255, 128));
var points = [cc.p(60, 60), cc.p(70, 70), cc.p(60, 70), cc.p(70, 60)];
draw.drawDots(points, 4, cc.color(0, 255, 255, 255));
//drawCircle --- 绘制圆形
//draw.drawCircle(center, radius, angle, segments, drawLineToCenter, lineWidth, color)
draw.drawCircle(cc.p(winSize.width / 2, winSize.height / 2), 100, 0, 10, false, 7, cc.color(0, 255, 0, 255));
draw.drawCircle(cc.p(winSize.width / 2, winSize.height / 2), 50, cc.degreesToRadians(90), 100, true, 2, cc.color(0, 255, 255, 255));
//draw poly --- 绘制多边形
//draw.drawPoly(verts, fillColor, lineWidth, color)
//not fill
var vertices = [cc.p(0, 0), cc.p(50, 50), cc.p(100, 50), cc.p(100, 100), cc.p(50, 100) ];
draw.drawPoly(vertices, null, 5, cc.color(255, 255, 0, 255));
var vertices2 = [cc.p(30, 130), cc.p(30, 230), cc.p(50, 200)];
draw.drawPoly(vertices2, null, 2, cc.color(255, 0, 255, 255));
//fill
var vertices3 = [cc.p(60, 130), cc.p(60, 230), cc.p(80, 200)];
draw.drawPoly(vertices3, cc.color(0, 255, 255, 50), 2, cc.color(255, 0, 255, 255));
//draw rect --- 绘制矩形
//draw.drawRect(origin, destination, fillColor, lineWidth, lineColor)
//not fill
draw.drawRect(cc.p(120, 120), cc.p(200, 200), null, 2, cc.color(255, 0, 255, 255));
//fill
draw.drawRect(cc.p(120, 220), cc.p(200, 300), cc.color(0, 255, 255, 180), 2, cc.color(128, 128, 0, 255));
// draw quad bezier path --- 绘制二次贝塞尔曲线
// draw.drawQuadBezier(origin, control, destination, segments, lineWidth, color)
draw.drawQuadBezier(cc.p(0, winSize.height), cc.p(centerPos.x, centerPos.y), cc.p(winSize.width, winSize.height), 50, 2, cc.color(255, 0, 255, 255));
// draw cubic bezier path --- 绘制三次贝塞尔曲线
// draw.drawCubicBezier(origin, control1, control2, destination, segments, lineWidth, color)
draw.drawCubicBezier(cc.p(winSize.width / 2, winSize.height / 2), cc.p(winSize.width / 2 + 30, winSize.height / 2 + 50),
cc.p(winSize.width / 2 + 60, winSize.height / 2 - 50), cc.p(winSize.width, winSize.height / 2), 100, 2, cc.color(255, 0, 255, 255));
// draw cardinal spline --- 绘制曲线
// drawNode.drawCardinalSpline(config, tension, segments, lineWidth, color)
var vertices4 = [
cc.p(centerPos.x - 130, centerPos.y - 130),
cc.p(centerPos.x - 130, centerPos.y + 130),
cc.p(centerPos.x + 130, centerPos.y + 130),
cc.p(centerPos.x + 130, centerPos.y - 130),
cc.p(centerPos.x - 130, centerPos.y - 130)
];
draw.drawCardinalSpline(vertices4, 0.5, 100, 2, cc.color(255, 255, 255, 255));
