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node_modules/zrender/lib/graphic/shape/Ring.js 485 Bytes
aaac7fed   liuqimichale   add
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  var Path = require("../Path");
  
  /**
   * 圆环
   * @module zrender/graphic/shape/Ring
   */
  var _default = Path.extend({
    type: 'ring',
    shape: {
      cx: 0,
      cy: 0,
      r: 0,
      r0: 0
    },
    buildPath: function (ctx, shape) {
      var x = shape.cx;
      var y = shape.cy;
      var PI2 = Math.PI * 2;
      ctx.moveTo(x + shape.r, y);
      ctx.arc(x, y, shape.r, 0, PI2, false);
      ctx.moveTo(x + shape.r0, y);
      ctx.arc(x, y, shape.r0, 0, PI2, true);
    }
  });
  
  module.exports = _default;