Method setLabelsStyle

src/openlayers/overlay/Label.js:376–396

* @function Label.prototype.setLabelsStyle * @description 设置标签要素的风格。 * @param {Array. } labelFeatures - 需要设置风格的标签要素数组。 * @returns {Array. } 赋予风格后的标签要素数组。

(labelFeatures)

     * @returns {Array.<FeatureVector>} 赋予风格后的标签要素数组。
     */
    setLabelsStyle(labelFeatures) {
        var fea, labelFeas = [];
        for (var i = 0, len = labelFeatures.length; i < len; i++) {
            var feature = labelFeatures[i];
            if (feature.geometry.CLASS_NAME === "SuperMap.Geometry.GeoText") {
                //设置标签的Style
                if (feature.geometry.bsInfo.w || feature.geometry.bsInfo.h) {
                    feature.geometry.bsInfo.w = null;
                    feature.geometry.bsInfo.h = null;
                    feature.geometry.labelWTmp = null;
                }
                fea = this.setStyle(feature);
                //为标签要素指定图层
                fea.layer = this.layer;
                labelFeas.push(fea);
            } else {
                return labelFeatures;
            }
        }
        return labelFeas;
    }

    /**
     * @function Label.prototype.setStyle