Javascript 使用Scroll Magic绘制SVG

我正在使用这个JQuery插件绘制SVG图形-

我已经能够绘制SVG线条，但我想从后面绘制线条。 如果是，怎么可能

<div class="spacer s2"></div>
<div id="trigger1" class="spacer s0"></div>
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" width="350" height="200">
<path id="word" style="stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1009.23px; stroke-dashoffset: 1009.23px;" fill="none" stroke="#000000" stroke-width="5" d="M22.328,70.018c9.867-7.4,10.724,20.434,13.014,28.694c-0.08-9.105-1.308-31.463,11.936-31.886
        c11.313-0.361,17.046,19.368,16.367,28.098c-1.432-10.289,6.234-30.682,18.163-25.671c11.505,4.833,8.682,26.772,20.071,31.964
        c13.06,5.953,14.854-8.305,19.734-17.017c7.188-12.836,4.933-15.417,29.6-14.8c-8.954-3.842-37.42,1.728-28.539,20.1
        c5.823,12.045,34.911,12.583,30.018-8.873c-5.385,17.174,24.01,23.104,24.01,9.123c0-9.867,3.816-15.937,16.034-18.5
        c8.359-1.754,18.982,4.754,25.9,9.25c-10.361-4.461-51.941-13.776-37.749,12.357c9.435,17.372,50.559,2.289,33.477-6.063
        c-2.871,19.008,32.415,31.684,30.695,54.439c-2.602,34.423-66.934,24.873-79.302,2.134c-13.11-24.101,38.981-36.781,54.798-40.941
        c8.308-2.185,42.133-12.162,25.88-25.587c-2.779,17.058,19.275,28.688,29.963,12.911c6.862-10.131,6.783-25.284,30.833-19.117
        c-9.404-0.429-32.624-0.188-32.864,18.472c-0.231,17.912,21.001,21.405,40.882,11.951"></path>
    <path id="dot" style="stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 44.2974px; stroke-dashoffset: 44.2974px;" fill="none" stroke="#000000" stroke-width="5" d="M247.003,38.567c-7.423,1.437-11.092,9.883-1.737,11.142c14.692,1.978,13.864-13.66,1.12-8.675"></path>
</svg>
<div class="spacer s2"></div>



<script>
    function pathPrepare ($el) {
    var lineLength = $el[0].getTotalLength();
    $el.css("stroke-dasharray", lineLength);
    $el.css("stroke-dashoffset", lineLength);
}

var $word = $("path#word");
var $dot = $("path#dot");

// prepare SVG
pathPrepare($word);
pathPrepare($dot);

// init controller
var controller = new ScrollMagic.Controller();

// build tween
var tween = new TimelineMax()
    .add(TweenMax.to($word, 0.9, {strokeDashoffset: 0, ease:Linear.easeNone})) // draw word for 0.9
    .add(TweenMax.to($dot, 0.1, {strokeDashoffset: 0, ease:Linear.easeNone}))  // draw dot for 0.1
    .add(TweenMax.to("path", 1, {stroke: "#33629c", ease:Linear.easeNone}), 0);         // change color during the whole thing

// build scene
var scene = new ScrollMagic.Scene({triggerElement: "#trigger1", duration: 200, tweenChanges: true})
                .setTween(tween)
                .addIndicators() // add indicators (requires plugin)
                .addTo(controller);

函数路径准备（$el）{
var lineLength=$el[0]。getTotalLength（）；
$el.css（“笔划数组”，线宽）；
$el.css（“笔划-虚线偏移量”，线宽）；
}
var$word=$（“路径单词”）；
var$dot=$（“路径#dot”）；
//准备SVG
路径准备（$word）；
pathPrepare（$dot）；
//初始化控制器
var controller=new ScrollMagic.controller（）；
//建立二者之间的关系
var tween=新的TimelineMax（）
.add（TweenMax.to（$word，0.9，{strokedashcoffset:0，ease:Linear.easeNone}））//为0.9绘制单词
.add（TweenMax.to（$dot，0.1，{strokedashcoffset:0，ease:Linear.easeNone}））//为0.1绘制点
.add（TweenMax.to（“path”，1，{stroke:#33629c），ease:Linear.easeNone}），0）；//在整个过程中改变颜色
//构建场景
var scene=new ScrollMagic.scene（{triggerement:#trigger1'，持续时间：200，tweechanges:true}）
.塞特温（吐温）
.addIndicators（）//添加指示器（需要插件）
.addTo（控制员）；

---

提前谢谢。

这个资源对我帮助很大。这个资源对我帮助很大。