代码拉取完成，页面将自动刷新
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="js/jquery.js"></script>
<link href="style/default.min.css" rel="stylesheet">
<link rel="stylesheet" href="style/style.css">
<script src="js/highlight.min.js"></script>
<script>hljs.initHighlightingOnLoad();</script>
<script src="js/initTemp.js"></script>
<style>
html,body{
padding: 0;
margin: 0;
}
canvas{
background:#eee;
background-image: url("data:image/svg+xml;base64,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");
}
</style>
</head>
<body>
<div class="qcanvas_lay" id="qcanvas_lay">
<canvas id="qcanvas"></canvas>
<!-- <canvas id="qcanvas1"></canvas> -->
</div>
<div class="code_lay">
<pre><code class="js">
var a,b,line;
window.onload = function(){
var qcanvas = new Qcanvas({
id:'qcanvas',
width:500,
height:500,
});
a = qcanvas.qarc.arc({
start:[50,50],
r:10,
sAngle:0,
eAngle:360,
fillColor:'#ffff00',
borderColor:'#000'
})
b = qcanvas.qarc.arc({
start:[200,200],
r:10,
sAngle:0,
eAngle:360,
fillColor:'#c3c3c3',
borderColor:'#000'
})
var caleHandler1 = function(){
if(typeof this.caleTime1 == 'undefined' ||
(typeof this.caleTime1 !=='undefined') &&
((new Date()).getTime()-this.caleTime1>1000)
){
var start = this.start();
var end = this.end();
var returnHandler1 = (function(){
//A
// |
//h1 \ h2
// ↓
// B
if(start[0]<end[0] && start[1]<=end[1]){
//h1: [Math.abs(start[0] - end[0])*0.25+start[0],Math.abs(start[1] - end[1])*0.75+start[1]];
//h2: [Math.abs(start[0] - end[0])*0.75+start[0],Math.abs(start[1] - end[1])*0.25+start[1]];
return [Math.abs(start[0] - end[0])*0.25+start[0],Math.abs(start[1] - end[1])*0.75+start[1]];
}
// A
// |
//h2/h1
// ↓
// B
if(start[0]>=end[0] && start[1]<=end[1]){
//h1:[Math.abs(start[0] - end[0])*0.75+end[0],Math.abs(start[1] - end[1])*0.75+start[1]]
//h2:[Math.abs(start[0] - end[0])*0.25+end[0],Math.abs(start[1] - end[1])*0.25+start[1]]
return [Math.abs(start[0] - end[0])*0.75+end[0],Math.abs(start[1] - end[1])*0.75+start[1]]
}
// B
// ↑
//h1\h2
// |
// A
if(start[0]>end[0] && start[1]>=end[1]){
//h1:[Math.abs(start[0] - end[0])*0.25+end[0],Math.abs(start[1] - end[1])*0.75+end[1]];
//h2:[Math.abs(start[0] - end[0])*0.75+end[0],Math.abs(start[1] - end[1])*0.25+end[1]];
return [Math.abs(start[0] - end[0])*0.75+end[0],Math.abs(start[1] - end[1])*0.25+end[1]];
}
// B
// ↑
// h2/h1
// |
// A
if(start[0]<=end[0] && start[1]>=end[1]){
//h1:[Math.abs(start[0] - end[0])*0.75+start[0],Math.abs(start[1] - end[1])*0.75+end[1]];
//h2:[Math.abs(start[0] - end[0])*0.25+start[0],Math.abs(start[1] - end[1])*0.25+end[1]];
return [Math.abs(start[0] - end[0])*0.25+start[0],Math.abs(start[1] - end[1])*0.25+end[1]];
}
})()
// var x = Math.abs(start[0] - end[0])*(start[0] > end[0]?0.75:0.25)+Math.min.call(null,start[0],end[0]);
// var y = Math.abs(start[1] - end[1])*0.75+Math.min.call(null,start[1],end[1]);
// console.log(x,y);
this.oldHandler1 = returnHandler1;
this.caleTime1 = (new Date()).getTime();
console.log('1隔段时间再执行 降低执行频率')
return this.oldHandler1;
}else{
return this.oldHandler1;
}
// return [50,80];
}
var line = qcanvas.qquadraticCurve.quadraticCurve({
start:function(){return a.start},
handler:caleHandler1,
end:function(){return b.start},
width:1,
like:'->',
color:'red',
drag:true,
withText:'我是个二次曲线',
pointerEvent:'none',
// handlerShow:true
})
}
</code>
</pre>
</div>
</body>
<script src='Qcanvas.js'></script>
<script>
var a,b,line;
window.onload = function(){
var qcanvas = new Qcanvas({
id:'qcanvas',
width:500,
height:500,
});
a = qcanvas.qarc.arc({
start:[50,50],
r:10,
sAngle:0,
eAngle:360,
fillColor:'#ffff00',
borderColor:'#000'
})
b = qcanvas.qarc.arc({
start:[200,200],
r:10,
sAngle:0,
eAngle:360,
fillColor:'#c3c3c3',
borderColor:'#000'
})
var caleHandler1 = function(){
if(typeof this.caleTime1 == 'undefined' ||
(typeof this.caleTime1 !=='undefined') &&
((new Date()).getTime()-this.caleTime1>1000)
){
var start = this.start();
var end = this.end();
var returnHandler1 = (function(){
//A
// |
//h1 \ h2
// ↓
// B
if(start[0]<end[0] && start[1]<=end[1]){
//h1: [Math.abs(start[0] - end[0])*0.25+start[0],Math.abs(start[1] - end[1])*0.75+start[1]];
//h2: [Math.abs(start[0] - end[0])*0.75+start[0],Math.abs(start[1] - end[1])*0.25+start[1]];
return [Math.abs(start[0] - end[0])*0.25+start[0],Math.abs(start[1] - end[1])*0.75+start[1]];
}
// A
// |
//h2/h1
// ↓
// B
if(start[0]>=end[0] && start[1]<=end[1]){
//h1:[Math.abs(start[0] - end[0])*0.75+end[0],Math.abs(start[1] - end[1])*0.75+start[1]]
//h2:[Math.abs(start[0] - end[0])*0.25+end[0],Math.abs(start[1] - end[1])*0.25+start[1]]
return [Math.abs(start[0] - end[0])*0.75+end[0],Math.abs(start[1] - end[1])*0.75+start[1]]
}
// B
// ↑
//h1\h2
// |
// A
if(start[0]>end[0] && start[1]>=end[1]){
//h1:[Math.abs(start[0] - end[0])*0.25+end[0],Math.abs(start[1] - end[1])*0.75+end[1]];
//h2:[Math.abs(start[0] - end[0])*0.75+end[0],Math.abs(start[1] - end[1])*0.25+end[1]];
return [Math.abs(start[0] - end[0])*0.75+end[0],Math.abs(start[1] - end[1])*0.25+end[1]];
}
// B
// ↑
// h2/h1
// |
// A
if(start[0]<=end[0] && start[1]>=end[1]){
//h1:[Math.abs(start[0] - end[0])*0.75+start[0],Math.abs(start[1] - end[1])*0.75+end[1]];
//h2:[Math.abs(start[0] - end[0])*0.25+start[0],Math.abs(start[1] - end[1])*0.25+end[1]];
return [Math.abs(start[0] - end[0])*0.25+start[0],Math.abs(start[1] - end[1])*0.25+end[1]];
}
})()
// var x = Math.abs(start[0] - end[0])*(start[0] > end[0]?0.75:0.25)+Math.min.call(null,start[0],end[0]);
// var y = Math.abs(start[1] - end[1])*0.75+Math.min.call(null,start[1],end[1]);
// console.log(x,y);
this.oldHandler1 = returnHandler1;
this.caleTime1 = (new Date()).getTime();
console.log('1隔段时间再执行 降低执行频率')
return this.oldHandler1;
}else{
return this.oldHandler1;
}
// return [50,80];
}
var line = qcanvas.qquadraticCurve.quadraticCurve({
start:function(){return a.start},
handler:caleHandler1,
end:function(){return b.start},
width:1,
like:'->',
color:'red',
drag:true,
withText:'我是个二次曲线',
pointerEvent:'none',
// handlerShow:true
})
}
</script>
</html>
此处可能存在不合适展示的内容，页面不予展示。您可通过相关编辑功能自查并修改。
如您确认内容无涉及 不当用语 / 纯广告导流 / 暴力 / 低俗色情 / 侵权 / 盗版 / 虚假 / 无价值内容或违法国家有关法律法规的内容，可点击提交进行申诉，我们将尽快为您处理。
马建仓 AI 助手