svg中实现文字随曲线走向,HTML直接写和JavaScript创建对象两种方式

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<title></title>
<script src="//cdn.bootcss.com/jquery/2.0.3/jquery.min.js"></script>

</head>

<body style="padding:0px">
<form id="form1" runat="server">

<svg id="svgMain" viewBox="0 0 1000 300"
xmlns="http://www.w3.org/2000/svg" 
xmlns:xlink="http://www.w3.org/1999/xlink">
<defs>
<path id="MyPath"
d="M 100 200 
C 200 100 300 0 400 100
C 500 200 600 300 700 200
C 800 100 900 100 900 100" />
</defs>

<use xlink:href="#MyPath" fill="none" stroke="red" />

<text font-family="Verdana" font-size="42.5">
<textPath xlink:href="#MyPath">
We go up, then we go down, then up again
</textPath>
</text>
Show outline of the viewport using 'rect' element
<rect x="1" y="1" width="998" height="298"
fill="none" stroke="black" stroke-width="2" />
</svg>
<script>
var _svgNameSpace = "http://www.w3.org/2000/svg";
var _XLINK = "http://www.w3.org/1999/xlink";

var t = document.createElementNS(_svgNameSpace, "text");
var textPath = document.createElementNS(_svgNameSpace, "textPath");
textPath.setAttributeNS(_XLINK, "href", "#MyPath");
//textPath.setAttribute("xlink:href", "#" + pathID);
textPath.textContent = " We1 go1 up1, then1 we1 go1 down1, then1 up1 again1";


t.setAttribute("fill", "#444");

t.setAttribute("style", "font-size:12px;");
t.appendChild(textPath);
document.getElementById("svgMain").appendChild(t);


</script>

</form>
</body>
原文地址:https://www.cnblogs.com/hongmaju/p/9067204.html