text: /**
   * @namespace geo.canvas
   */
  module.exports = {
    canvasRenderer: require('./canvasRenderer'),
    heatmapFeature: require('./heatmapFeature'),
    lineFeature: require('./lineFeature'),
    pixelmapFeature: require('./pixelmapFeature'),
    quadFeature: require('./quadFeature'),
    textFeature: require('./textFeature'),
    tileLayer: require('./tileLayer')
  };
  