{"version":3,"file":"index.js","sourceRoot":"","sources":["../../../src/plots/word-cloud/index.ts"],"names":[],"mappings":";AACA,OAAO,EAAE,IAAI,EAAE,MAAM,iBAAiB,CAAC;AACvC,OAAO,EAAE,OAAO,EAAE,MAAM,WAAW,CAAC;AACpC,OAAO,EAAE,eAAe,EAAE,MAAM,YAAY,CAAC;AAC7C,WAAW;AACX,OAAO,qBAAqB,CAAC;AAE7B,OAAO,EAAE,gBAAgB,EAAE,SAAS,EAAE,MAAM,SAAS,CAAC;AAItD;IAA+B,6BAAsB;IAArD;QAAA,qEAsFC;QA7EC,UAAU;QACH,UAAI,GAAW,YAAY,CAAC;;IA4ErC,CAAC;IArFC;;;OAGG;IACI,2BAAiB,GAAxB;QACE,OAAO,eAAe,CAAC;IACzB,CAAC;IAKD;;;OAGG;IACI,8BAAU,GAAjB,UAAkB,IAAI;QACpB,IAAI,CAAC,YAAY,CAAC,EAAE,IAAI,MAAA,EAAE,CAAC,CAAC;QAC5B,IAAI,IAAI,CAAC,OAAO,CAAC,SAAS,EAAE;YAC1B,IAAI,CAAC,MAAM,EAAE,CAAC;SACf;aAAM;YACL,IAAI,CAAC,KAAK,CAAC,UAAU,CAAC,SAAS,CAAC,EAAE,KAAK,EAAE,IAAI,CAAC,KAAK,EAAE,OAAO,EAAE,IAAI,CAAC,OAAO,EAAE,CAAC,CAAC,CAAC;SAChF;IACH,CAAC;IAED;;OAEG;IACO,qCAAiB,GAA3B;QACE,OAAO,SAAS,CAAC,iBAAiB,EAAE,CAAC;IACvC,CAAC;IAED;;OAEG;IACI,0BAAM,GAAb;QAAA,iBAwBC;QAvBC,OAAO,IAAI,OAAO,CAAO,UAAC,GAAG;YACnB,IAAA,SAAS,GAAK,KAAI,CAAC,OAAO,UAAjB,CAAkB;YAEnC,IAAI,CAAC,SAAS,EAAE;gBACd,WAAW;gBACX,iBAAM,MAAM,YAAE,CAAC;gBACf,GAAG,EAAE,CAAC;gBACN,OAAO;aACR;YAED,IAAM,OAAO,GAAG,UAAC,GAAqB;gBACpC,KAAI,CAAC,OAAO,yBACP,KAAI,CAAC,OAAO,KACf,SAAS,EAAE,GAAG,IAAI,IAAI,GACvB,CAAC;gBAEF,WAAW;gBACX,iBAAM,MAAM,YAAE,CAAC;gBACf,GAAG,EAAE,CAAC;YACR,CAAC,CAAC;YAEF,gBAAgB,CAAC,SAAS,CAAC,CAAC,IAAI,CAAC,OAAO,CAAC,CAAC,KAAK,CAAC,OAAO,CAAC,CAAC;QAC3D,CAAC,CAAC,CAAC;IACL,CAAC;IAED;;OAEG;IACO,oCAAgB,GAA1B;QACE,OAAO,OAAO,CAAC;IACjB,CAAC;IAED;;OAEG;IACO,iCAAa,GAAvB;QAAA,iBAcC;QAbC,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,SAAS,EAAE;YACzB,6BAA6B;YAC7B,4BAA4B;YAC5B,cAAc;YACd,IAAI,CAAC,WAAW,EAAE,CAAC;YAEnB,gBAAgB;YAChB,iCAAiC;YACjC,MAAM,CAAC,UAAU,CAAC;gBAChB,UAAU;gBACV,iBAAM,aAAa,YAAE,CAAC;YACxB,CAAC,CAAC,CAAC;SACJ;IACH,CAAC;IACH,gBAAC;AAAD,CAAC,AAtFD,CAA+B,IAAI,GAsFlC","sourcesContent":["import { Adaptor } from '../../core/adaptor';\nimport { Plot } from '../../core/plot';\nimport { adaptor } from './adaptor';\nimport { DEFAULT_OPTIONS } from './constant';\n// 注册的shape\nimport './shapes/word-cloud';\nimport { WordCloudOptions } from './types';\nimport { processImageMask, transform } from './utils';\n\nexport type { WordCloudOptions };\n\nexport class WordCloud extends Plot<WordCloudOptions> {\n  /**\n   * 获取 词云图 默认配置项\n   * 供外部使用\n   */\n  static getDefaultOptions(): Partial<WordCloudOptions> {\n    return DEFAULT_OPTIONS;\n  }\n\n  /** 词云图 */\n  public type: string = 'word-cloud';\n\n  /**\n   * @override\n   * @param data\n   */\n  public changeData(data) {\n    this.updateOption({ data });\n    if (this.options.imageMask) {\n      this.render();\n    } else {\n      this.chart.changeData(transform({ chart: this.chart, options: this.options }));\n    }\n  }\n\n  /**\n   * 获取默认的 options 配置项\n   */\n  protected getDefaultOptions(): Partial<WordCloudOptions> {\n    return WordCloud.getDefaultOptions();\n  }\n\n  /**\n   * 覆写父类方法，词云图需要加载图片资源，所以需要异步渲染\n   */\n  public render() {\n    return new Promise<void>((res) => {\n      const { imageMask } = this.options;\n\n      if (!imageMask) {\n        // 调用父类渲染函数\n        super.render();\n        res();\n        return;\n      }\n\n      const handler = (img: HTMLImageElement) => {\n        this.options = {\n          ...this.options,\n          imageMask: img || null,\n        };\n\n        // 调用父类渲染函数\n        super.render();\n        res();\n      };\n\n      processImageMask(imageMask).then(handler).catch(handler);\n    });\n  }\n\n  /**\n   * 获取 词云图 的适配器\n   */\n  protected getSchemaAdaptor(): Adaptor<WordCloudOptions> {\n    return adaptor;\n  }\n\n  /**\n   * 覆写父类的方法，因为词云图使用 单独的函数 进行布局，原理上有些不一样\n   */\n  protected triggerResize() {\n    if (!this.chart.destroyed) {\n      // 当整个词云图图表的宽高信息发生变化时，每个词语的坐标\n      // 需要重新执行 adaptor，不然会出现布局错乱，\n      // 如相邻词语重叠的情况。\n      this.execAdaptor();\n\n      // 延迟执行，有利于动画更流畅\n      // TODO: 在多次更改画布尺寸时，动画会越来越卡顿，原因未知\n      window.setTimeout(() => {\n        // 执行父类的方法\n        super.triggerResize();\n      });\n    }\n  }\n}\n"]}