web-cad/frontend/src/tools/drawing/RectTool.ts

import { Tool } from '../Tool';
import { YjsDocument } from '../../crdt/YjsDocument';

class RectTool extends Tool {
  private startPoint: { x: number; y: number } | null = null;

  constructor(yjsDoc: YjsDocument) {
    super(yjsDoc);
    this.name = 'RectTool';
  }

  onMouseDown(event: MouseEvent): void {
    if (!this.startPoint) {
      this.startPoint = { x: event.clientX, y: event.clientY };
    } else {
      // Create rectangle element in Yjs document
      const x = Math.min(this.startPoint.x, event.clientX);
      const y = Math.min(this.startPoint.y, event.clientY);
      const width = Math.abs(event.clientX - this.startPoint.x);
      const height = Math.abs(event.clientY - this.startPoint.y);
      this.yjsDoc.createRectangle(x, y, width, height);
      this.startPoint = null;
    }
  }

  onMouseMove(event: MouseEvent): void {
    // Preview rectangle while dragging
  }

  onMouseUp(event: MouseEvent): void {
    // Handle mouse up if needed
  }

  onKeyUp(event: KeyboardEvent): void {
    // Handle key up events
  }

  reset(): void {
    this.startPoint = null;
  }
}

export { RectTool };