@cquiroz/aladin-lite/lib/js/Footprint.js

AladinLite module

// Copyright 2013 - UDS/CNRS
// The Aladin Lite program is distributed under the terms
// of the GNU General Public License version 3.
//
// This file is part of Aladin Lite.
//
//    Aladin Lite is free software: you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation, version 3 of the License.
//
//    Aladin Lite is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    The GNU General Public License is available in COPYING file
//    along with Aladin Lite.
//

/******************************************************************************
 * Aladin Lite project
 *
 * File Footprint
 *
 * Author: Thomas Boch[CDS]
 *
 *****************************************************************************/
import Utils from './Utils';

var Footprint = function () {
  // constructor
  var Footprint = function Footprint(polygons) {
    this.polygons = polygons;
    this.overlay = null; // TODO : all graphic overlays should have an id

    this.id = 'footprint-' + Utils.uuidv4();
    this.isShowing = true;
    this.isSelected = false;
  };

  Footprint.prototype.setOverlay = function (overlay) {
    this.overlay = overlay;
  };

  Footprint.prototype.show = function () {
    if (this.isShowing) {
      return;
    }

    this.isShowing = true;

    if (this.overlay) {
      this.overlay.reportChange();
    }
  };

  Footprint.prototype.hide = function () {
    if (!this.isShowing) {
      return;
    }

    this.isShowing = false;

    if (this.overlay) {
      this.overlay.reportChange();
    }
  };

  Footprint.prototype.dispatchClickEvent = function () {
    if (this.overlay) {
      // footprint selection code adapted from Fabrizio Giordano dev. from Serco for ESA/ESDC
      //window.dispatchEvent(new CustomEvent("footprintClicked", {
      this.overlay.view.aladinDiv.dispatchEvent(new CustomEvent("footprintClicked", {
        detail: {
          footprintId: this.id,
          overlayName: this.overlay.name
        }
      }));
    }
  };

  Footprint.prototype.select = function () {
    if (this.isSelected) {
      return;
    }

    this.isSelected = true;

    if (this.overlay) {
      /*
                  // footprint selection code adapted from Fabrizio Giordano dev. from Serco for ESA/ESDC
                  //window.dispatchEvent(new CustomEvent("footprintClicked", {
                  this.overlay.view.aladinDiv.dispatchEvent(new CustomEvent("footprintClicked", {
                      detail: {
                          footprintId: this.id,
                          overlayName: this.overlay.name
                      }
                  }));
      */
      this.overlay.reportChange();
    }
  };

  Footprint.prototype.deselect = function () {
    if (!this.isSelected) {
      return;
    }

    this.isSelected = false;

    if (this.overlay) {
      this.overlay.reportChange();
    }
  };

  return Footprint;
}();

export default Footprint;