poc-igeom-karla/src/app/core/drawers/drawer-manager.js

/*
 * iGeom by LInE
 * Free software to student private data
 *
 * http://www.matematica.br/igeom
 * http://www.usp.br/line
 *
 * ./app/core/drawers/drawer-manager.js
 *
 * @version 2020/06/14: now using app/core/models/application/actions/action.js
 */

import { stageManager as Stages } from "../application/stage-manager";

class DrawerManager {

  constructor () {
    this.currentStage = this._getCurrentStage();
    }

  _getCurrentStage () {
    return Stages.getCurrentStage();
    }

  _getCurrentKonvaStage () {
    return Stages.getCurrentKonvaStage();
    }

  getStages () {
    return Stages.getStages();
    }

  draw (object) {
    this.currentStage.draw(object);
    }

  addAggregator (aggregator) {
    this.currentStage.addAggregator(aggregator);
    }

  batchDraw () {
    // Old: Stages.getCurrentStage().getCurrentKonvaLayer().batchDraw();
    var currentStage, currentKonvaLayer;
    currentStage = Stages.getCurrentStage();
    currentKonvaLayer = currentStage.getCurrentKonvaLayer();
    currentKonvaLayer.batchDraw();
    }

  addAction (action) { // drawer-manager.js!addAction(action): error TypeError: cyclic object value: actionManager, action(id,type)=(9,1)
    // Old: Stages.getCurrentLayer().actionManager.push(action);
    var currentLayer, actionManager, auxE = "";
    try {
      currentLayer = Stages.getCurrentLayer(); // app/core/drawers/stage.js: getCurrentLayer(): return this.layer;
      auxE += "currentLayer, ";
      actionManager = currentLayer.actionManager; // app/core/drawers/layer.js: "this.actionManager = new ActionManager();", with ./app/core/models/application/actions/action-manager.js
      auxE += "actionManager, ";
      actionManager.push(action); // app/core/models/application/actions/action-manager.js: push(action): this.actions.push(action);
    } catch (error) {
      if (action && action!=undefined) auxE += "action(id,type)=(" + action.id + "," + action.type + ")";
      else auxE += "action(id,type)=" + action;
      console.log("drawer-manager.js!addAction(action): error '" + error + "': " + auxE);
      }
    }

  removeAction (action) {
    Stages.getCurrentLayer().actionManager.remove(action);
    }

  }

export const drawerManager = new DrawerManager();