Class CFFEncodingBase

src/fontbox/cff/encoding.ts:24–49

 * Base class for CFF encodings.
 */
export class CFFEncodingBase implements CFFEncoding {
  // code -> name mapping
  protected readonly codeToName = new Map<number, string>();
  // name -> code mapping
  protected readonly nameToCode = new Map<string, number>();

  /**
   * Add a code/name mapping.
   */
  add(code: number, sid: number, name?: string): void {
    const glyphName = name ?? getStandardString(sid) ?? `.sid${sid}`;
    this.codeToName.set(code, glyphName);

    if (!this.nameToCode.has(glyphName)) {
      this.nameToCode.set(glyphName, code);
    }
  }

  getName(code: number): string | undefined {
    return this.codeToName.get(code);
  }

  getCode(name: string): number | undefined {
    return this.nameToCode.get(name);
  }
}

/**
 * Standard Encoding (encoding ID 0).