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

// iGeom JS
// LInE: "free software and private data"
// http://www.matematica.br
// http://www.usp.br/line

import { drawerManager as DrawerManager } from "./drawer-manager";
import { app as App } from "../../app";
import { selector as Selector } from "../application/selector";
import { Action } from "../models/application/actions/action";

export class Drawer {

  constructor () {
    this.component;
    this.drawerManager = DrawerManager;
    this.drawing = false;
    this.states = [];
    this.state = undefined;
    this.konvaObject;
    this.elementClass = undefined;
    }

  onDragMove () { }
  setElementClass(elementClass) {
    this.elementClass = elementClass;
    }

  setState (state) {
    this.state = state;
    }

  clearState () {
    this.state = undefined;
    }

  setStatus (status) {
    App.setStatus(status);
    }

  clear () {
    this.reset();
    App.clearSelectedTool();
    }

  reset () {
    this.clearState();
    this.setStatus("");
    Selector.clear();
    }

  addAggregator (aggregator) {
    var auxE = "";
    try { // To avoid 'TypeError: cyclic object value'
      auxE += "1, "; //D
      this.addAction(new Action(aggregator.genericObject)); // app/core/models/application/actions/action.js
      auxE += "2, "; //D
      DrawerManager.addAggregator(aggregator);
    } catch (error) {
      console.log("drawer.js!addAggregator(aggregator): Error '" + error + "', with " + auxE);
      }
    }

  draw (object) {
    console.log("drawer.js!draw(object): object=" + JSON.stringify(object));
    Drawer.drawObject(object);
    }

  batchDraw () {
    Drawer.stageBatchDraw();
    }

  update (aggregator, event) {
    throw "Not implemented exception";
    }

  setKonvaObject (konvaObject) {
    this.konvaObject = konvaObject;
    }

  addAction (action) {
    this.drawerManager.addAction(action);
    }

  static setMaxIndex (object) {
    object.zIndex(Number.MAX_SAFE_INTEGER);
    Drawer.stageBatchDraw();
    }

  static drawObject (object) {
    DrawerManager.draw(object);
    }

  static getKonvaGroup (draggable) {
    if (draggable == undefined) draggable = true;
    const group = new Konva.Group({
      draggable: draggable,
      resizeEnabled: draggable
    });
    return group;
    }

  static stageBatchDraw () {
    DrawerManager.batchDraw();
    }

  }