@difftim/excelize/lib/xlsx/xform/chart/chart-xform.js

Excel Workbook Manager - Read and Write xlsx and csv Files.

const BaseXform = require('../base-xform');
const CChartXform = require('./c-chart-xform');
// const Date1904Xform = require('./date1904-xform');
// const CLangXform = require('./c-lang-xform');

class ChartXform extends BaseXform {
  constructor() {
    super();
    this.map = {
      'c:chart': new CChartXform(),
      // 'c:date1904': new Date1904Xform(),
      // 'c:lang': new CLangXform(),
      // 'c:roundedCorners': new CChartXform(),
      // 'mc:AlternateContent': new CChartXform(),
      // 'c:spPr': new CChartXform(),
    };
  }

  prepare(model) {
    // model.anchors.forEach((item, index) => {
    //   item.anchorType = getAnchorType(item);
    //   const anchor = this.map[item.anchorType];
    //   anchor.prepare(item, {index});
    // });
  }

  get tag() {
    return 'c:chartSpace';
  }

  // prepare(model, options) {
  //   model.index = options.index + 1;
  // }

  render(xmlStream, model) {
    xmlStream.openNode(this.tag);
    this.map['c:chart'].render(xmlStream, model);
    // this.map['c:date1904'].render(xmlStream, model);
    // this.map['c:lang'].render(xmlStream, model);
    // this.map['c:roundedCorners'].render(xmlStream, model);
    // this.map['c:spPr'].render(xmlStream, model);
    // this.map['mc:AlternateContent'].render(xmlStream, model);

    xmlStream.closeNode();
  }

  parseText(text) {
    if (this.parser) {
      this.parser.parseText(text);
    }
  }

  parseOpen(node) {
    if (this.parser) {
      this.parser.parseOpen(node);
      return true;
    }
    switch (node.name) {
      case this.tag:
        this.reset();
        this.model = [];
        break;
      default:
        // 当前的标签
        this.parser = this.map[node.name];
        if (this.parser) {
          this.parser.parseOpen(node);
        }
        break;
    }
    return true;
  }

  parseClose(name) {
    if (this.parser) {
      if (!this.parser.parseClose(name)) {
        this.parser = undefined;
      }
      return true;
    }
    switch (name) {
      case this.tag:
        this.model = this.map['c:chart'].model;
        return false;
      default:
        return true;
    }
  }

  // reconcile(model, options) {
  //   model.anchors.forEach(anchor => {
  //       this.map['c:chart'].reconcile(anchor, options);
  //   });
  // }
}

module.exports = ChartXform;