Question

as3.0如何实现点击按钮开始画线点击另一按钮停止画线 两按钮间画任意线

Answer 1

var paper_mc:MovieClip=new MovieClip();
addChild(paper_mc);
Mouse.hide();
paint_mc.startDrag(true);
paper_mc.graphics.lineStyle(6,0xff80199,1);
stage.addEventListener(MouseEvent.MOUSE_DOWN,mou);
function mou(me:MouseEvent) {
paper_mc.graphics.moveTo(this.mouseX,this.mouseY);
}
stage.addEventListener(MouseEvent.MOUSE_UP,mop);
function mop(me:MouseEvent) {
paper_mc.graphics.lineTo(this.mouseX,this.mouseY);
}

Answer 2

参考Graphics类

Answer 3

去flash吧 问，可能有好一点