Method setZoomRange

src/worker/ChartGPUWorkerProxy.ts:1575–1606

(start: number, end: number)

  }
  
  setZoomRange(start: number, end: number): void {
    if (this.isDisposed) {
      return; // Silent no-op for disposed charts
    }
    
    // Validate zoom range (percent space [0, 100])
    if (start < 0 || start > 100 || end < 0 || end > 100) {
      throw new ChartGPUWorkerError(
        `Invalid zoom range: [${start}, ${end}]. Values must be in [0, 100] (percent space).`,
        'INVALID_ARGUMENT',
        'setZoomRange',
        this.chartId
      );
    }
    if (start >= end) {
      throw new ChartGPUWorkerError(
        `Invalid zoom range: start (${start}) must be less than end (${end}).`,
        'INVALID_ARGUMENT',
        'setZoomRange',
        this.chartId
      );
    }
    
    this.cachedZoomRange = { start, end };
    
    this.sendMessage({
      type: 'setZoomRange',
      chartId: this.chartId,
      start,
      end,
    });
  }

  /**
   * Gets the latest performance metrics from the worker.