<NME> we-cropper.wxml
<BEF> <template name="weCropper">
    <canvas
            class="cropper"
            disable-scroll="true"
    bindtouchstart="touchStart"
    bindtouchmove="touchMove"
    bindtouchend="touchEnd"
    style="width:{{width}}px;height:{{height}}px;background-color: rgba(0, 0, 0, 0.8)"
    canvas-id="{{id}}">
  </canvas>
  <canvas
    class="cropper"
    disable-scroll="true"
    style="position: fixed; top: -{{width * pixelRatio}}px; left: -{{height * pixelRatio}}px; width:{{width * pixelRatio}}px;height:{{height * pixelRatio}}px;"
    canvas-id="{{targetId}}">
  </canvas>
</template>
<MSG> Update example

<DFF> @@ -1,4 +1,4 @@
-<template name="weCropper">
+<template name="we-cropper">
     <canvas
             class="cropper"
             disable-scroll="true"

Update example