en/builder/src/echarts/model/mixin/textStyle.js

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License.  You may obtain a copy of the License at
*
*   http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import * as textContain from 'zrender/src/contain/text';
import * as graphicUtil from '../../util/graphic';
var PATH_COLOR = ['textStyle', 'color'];
export default {
  /**
   * Get color property or get color from option.textStyle.color
   * @param {boolean} [isEmphasis]
   * @return {string}
   */
  getTextColor: function (isEmphasis) {
    var ecModel = this.ecModel;
    return this.getShallow('color') || (!isEmphasis && ecModel ? ecModel.get(PATH_COLOR) : null);
  },

  /**
   * Create font string from fontStyle, fontWeight, fontSize, fontFamily
   * @return {string}
   */
  getFont: function () {
    return graphicUtil.getFont({
      fontStyle: this.getShallow('fontStyle'),
      fontWeight: this.getShallow('fontWeight'),
      fontSize: this.getShallow('fontSize'),
      fontFamily: this.getShallow('fontFamily')
    }, this.ecModel);
  },
  getTextRect: function (text) {
    return textContain.getBoundingRect(text, this.getFont(), this.getShallow('align'), this.getShallow('verticalAlign') || this.getShallow('baseline'), this.getShallow('padding'), this.getShallow('lineHeight'), this.getShallow('rich'), this.getShallow('truncateText'));
  }
};