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GetImageExample

inspire from: nostra13/Android-Universal-Image-Loader#451

description:

  使用 Android-Universal-Image-Loader 实现 android Html.fromHtml (String source, Html.ImageGetter imageGetter,        Html.TagHandler tagHandler)中的imageGetter方法.后加载图片.

sample:

  String htmlSnippetCode = "如图,已知抛物线 y=ax<sup>2</sup>+bx+c(a≠0)的顶点坐标为(4,<img src=\"http://p2.qingguo.com/G1/M00/9F/B2/rBACE1PfJ7iQLN4bAAABOwdsNv0023.png\" height=\"42\" width=\"7\">),且与y轴交于点C,与x轴交于A,B两点(点A在点B的左边),且A点坐标为(2,0)。在抛物线的对称轴 <img src=\"http://p2.qingguo.com/G1/M00/9F/B2/rBACE1PfJ7iTXZhbAAABESQziLA683.png\" height=\"21\" width=\"6\">上是否存在一点P,使AP+CP的值最小?若存在,则AP+CP的最小值为(&nbsp;&nbsp;&nbsp;&nbsp;)<img src=\"http://p1.qingguo.com/G1/M00/62/2A/rBACFFPfJ7iiO8gTAAALHRPDATw26.jpeg\" height=\"165\" width=\"193\">";
       TextView TVMain = (TextView) this.findViewById(R.id.TVMain);
       UilImageGetter imageGetter = new UilImageGetter(TVMain,this);
       Spanned spanned = Html.fromHtml(htmlSnippetCode, imageGetter, null);
       TVMain.setText(spanned);

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android lazy load image in html with Html.imageGetter

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