var qcanvas = new Qcanvas({
    id: 'qcanvas',
    width: 500,
    height: 500,
})

qcanvas.bezierCurve({
    start: [20, 20],
    handler1: [50, 80],
    handler2: [100, 20],
    end: [200, 20],
    width: 1,
    like: '<-->',
    color: 'red',
    drag: true,
    withText: '我是个三次曲线',
    handlerShow: true
})


qcanvas.bezierCurve({
    start: [200, 20],
    handler1: [230, 80],
    handler2: [300, 20],
    end: [400, 20],
    width: 1,
    like: '<->',
    color: 'blue',
    drag: true,
    withText: '我是个三次曲线',
    handlerShow: true

})

var layer = qcanvas.layer();

layer.push(
	qcanvas.bezierCurve({
    start: [200, 20],
    handler1: [230, 80],
    handler2: [300, 20],
    end: [400, 20],
    width: 1,
    like: '<--',
    color: 'blue',
    drag: true,
    withText: '我是个三次曲线',
    handlerShow: true

})
	)