homemanager-fe/src/modules/house-planner/index.ts

import { HousePlannerCanvas } from './canvas';
import { Layer, Vec2, Vec2Box } from './interfaces';
import { HousePlannerCanvasTools } from './tools';

export class HousePlanner {
  public canvas!: HTMLCanvasElement;
  public manager?: HousePlannerCanvas;

  initialize(
    canvas: HTMLCanvasElement,
    initialData: Layer[],
    canvasDim: Vec2,
    canvasPos: Vec2,
    canvasZoom = 1,
    editable = true,
    grid = true,
    headless = false,
    boundingBox?: Vec2Box
  ): [number, Vec2] {
    this.canvas = canvas;
    this.manager = new HousePlannerCanvas(
      canvas,
      canvasDim,
      canvasPos,
      canvasZoom,
      editable,
      grid,
      headless
    );
    this.manager.layers = initialData;

    if (editable && this.manager.tools) {
      const stdToolkit = this.manager.tools as HousePlannerCanvasTools;
      stdToolkit.selectLayer(
        initialData[initialData.findIndex((layer) => layer.active)]
      );
      stdToolkit.setInitialSelection();
      stdToolkit.setTool('move');
    }

    this.manager.draw();

    if (boundingBox) {
      this.manager.setViewRectangle(boundingBox);
    }
    return [this.manager.canvasZoom, this.manager.canvasPos];
  }

  cleanUp() {
    this.manager?.cleanUp();
  }
}