文件操作 - ColorContrastCache.ts

文件: /root/node_modules/xterm/src/browser/ColorContrastCache.ts

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/**
 * Copyright (c) 2017 The xterm.js authors. All rights reserved.
 * @license MIT
 */

import { IColor, IColorContrastCache } from 'browser/Types';

export class ColorContrastCache implements IColorContrastCache {
  private _color: { [bg: number]: { [fg: number]: IColor | null | undefined } | undefined } = {};
  private _rgba: { [bg: number]: { [fg: number]: string | null | undefined } | undefined } = {};

public clear(): void {
    this._color = {};
    this._rgba = {};
  }

public setCss(bg: number, fg: number, value: string | null): void {
    if (!this._rgba[bg]) {
      this._rgba[bg] = {};
    }
    this._rgba[bg]![fg] = value;
  }

public getCss(bg: number, fg: number): string | null | undefined {
    return this._rgba[bg] ? this._rgba[bg]![fg] : undefined;
  }

public setColor(bg: number, fg: number, value: IColor | null): void {
    if (!this._color[bg]) {
      this._color[bg] = {};
    }
    this._color[bg]![fg] = value;
  }

public getColor(bg: number, fg: number): IColor | null | undefined {
    return this._color[bg] ? this._color[bg]![fg] : undefined;
  }
}

文件操作 - ColorContrastCache.ts

文件: /root/node_modules/xterm/src/browser/ColorContrastCache.ts

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