svgedit/dist/extensions/ext-shapes.js

var svgEditorExtension_shapes = (function () {
  'use strict';

  function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
    try {
      var info = gen[key](arg);
      var value = info.value;
    } catch (error) {
      reject(error);
      return;
    }

    if (info.done) {
      resolve(value);
    } else {
      Promise.resolve(value).then(_next, _throw);
    }
  }

  function _asyncToGenerator(fn) {
    return function () {
      var self = this,
          args = arguments;
      return new Promise(function (resolve, reject) {
        var gen = fn.apply(self, args);

        function _next(value) {
          asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
        }

        function _throw(err) {
          asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
        }

        _next(undefined);
      });
    };
  }

  function _slicedToArray(arr, i) {
    return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest();
  }

  function _arrayWithHoles(arr) {
    if (Array.isArray(arr)) return arr;
  }

  function _iterableToArrayLimit(arr, i) {
    if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return;
    var _arr = [];
    var _n = true;
    var _d = false;
    var _e = undefined;

    try {
      for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
        _arr.push(_s.value);

        if (i && _arr.length === i) break;
      }
    } catch (err) {
      _d = true;
      _e = err;
    } finally {
      try {
        if (!_n && _i["return"] != null) _i["return"]();
      } finally {
        if (_d) throw _e;
      }
    }

    return _arr;
  }

  function _unsupportedIterableToArray(o, minLen) {
    if (!o) return;
    if (typeof o === "string") return _arrayLikeToArray(o, minLen);
    var n = Object.prototype.toString.call(o).slice(8, -1);
    if (n === "Object" && o.constructor) n = o.constructor.name;
    if (n === "Map" || n === "Set") return Array.from(n);
    if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
  }

  function _arrayLikeToArray(arr, len) {
    if (len == null || len > arr.length) len = arr.length;

    for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];

    return arr2;
  }

  function _nonIterableRest() {
    throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
  }

  /**
   * @file ext-shapes.js
   *
   * @license MIT
   *
   * @copyright 2010 Christian Tzurcanu, 2010 Alexis Deveria
   *
   */
  var extShapes = {
    name: 'shapes',
    init: function init(_ref) {
      var _this = this;

      return _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
        var $, importLocale, strings, svgEditor, canv, svgroot, lastBBox, categories, library, modeId, startClientPos, currentD, curShapeId, curShape, startX, startY, curLib, loadIcons, makeButtons, loadLibrary, buttons;
        return regeneratorRuntime.wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                loadLibrary = function _loadLibrary(catId) {
                  var lib = library[catId];

                  if (!lib) {
                    $('#shape_buttons').html(strings.loading);
                    $.getJSON(svgEditor.curConfig.extIconsPath + 'shapelib/' + catId + '.json', function (result) {
                      curLib = library[catId] = {
                        data: result.data,
                        size: result.size,
                        fill: result.fill
                      };
                      makeButtons(catId, result);
                      loadIcons();
                    });
                    return;
                  }

                  curLib = lib;

                  if (!lib.buttons.length) {
                    makeButtons(catId, lib);
                  }

                  loadIcons();
                };

                makeButtons = function _makeButtons(cat, shapes) {
                  var size = curLib.size || 300;
                  var fill = curLib.fill || false;
                  var off = size * 0.05;
                  var vb = [-off, -off, size + off * 2, size + off * 2].join(' ');
                  var stroke = fill ? 0 : size / 30;
                  var shapeIcon = new DOMParser().parseFromString('<svg xmlns="http://www.w3.org/2000/svg">' + '<svg viewBox="' + vb + '">' + '<path fill="' + (fill ? '#333' : 'none') + '" stroke="#000" stroke-width="' + stroke + '" /></svg></svg>', 'text/xml');
                  var width = 24;
                  var height = 24;
                  shapeIcon.documentElement.setAttribute('width', width);
                  shapeIcon.documentElement.setAttribute('height', height);
                  var svgElem = $(document.importNode(shapeIcon.documentElement, true));
                  var data = shapes.data;
                  curLib.buttons = Object.entries(data).map(function (_ref2) {
                    var _ref3 = _slicedToArray(_ref2, 2),
                        id = _ref3[0],
                        pathD = _ref3[1];

                    var icon = svgElem.clone();
                    icon.find('path').attr('d', pathD);
                    var iconBtn = icon.wrap('<div class="tool_button">').parent().attr({
                      id: modeId + '_' + id,
                      title: id
                    }); // Store for later use

                    return iconBtn[0];
                  });
                };

                loadIcons = function _loadIcons() {
                  $('#shape_buttons').empty().append(curLib.buttons);
                };

                $ = _ref.$, importLocale = _ref.importLocale;
                _context.next = 6;
                return importLocale();

              case 6:
                strings = _context.sent;
                svgEditor = _this;
                canv = svgEditor.canvas;
                svgroot = canv.getRootElem();
                lastBBox = {}; // This populates the category list

                categories = strings.categories;
                library = {
                  basic: {
                    data: {
                      heart: 'm150,73c61,-175 300,0 0,225c-300,-225 -61,-400 0,-225z',
                      frame: 'm0,0l300,0l0,300l-300,0zm35,-265l0,230l230,0l0,-230z',
                      donut: 'm1,150l0,0c0,-82.29042 66.70958,-149 149,-149l0,0c39.51724,0 77.41599,15.69816 105.35889,43.64108c27.94293,27.94293 43.64111,65.84165 43.64111,105.35892l0,0c0,82.29041 -66.70958,149 -149,149l0,0c-82.29041,0 -149,-66.70959 -149,-149zm74.5,0l0,0c0,41.1452 33.35481,74.5 74.5,74.5c41.14522,0 74.5,-33.3548 74.5,-74.5c0,-41.1452 -33.3548,-74.5 -74.5,-74.5l0,0c-41.14519,0 -74.5,33.35481 -74.5,74.5z',
                      triangle: 'm1,280.375l149,-260.75l149,260.75z',
                      right_triangle: 'm1,299l0,-298l298,298z',
                      diamond: 'm1,150l149,-149l149,149l-149,149l-149,-149z',
                      pentagon: 'm1.00035,116.97758l148.99963,-108.4053l148.99998,108.4053l-56.91267,175.4042l-184.1741,0l-56.91284,-175.4042z',
                      hexagon: 'm1,149.99944l63.85715,-127.71428l170.28572,0l63.85713,127.71428l-63.85713,127.71428l-170.28572,0l-63.85715,-127.71428z',
                      septagon1: 'm0.99917,191.06511l29.51249,-127.7108l119.48833,-56.83673l119.48836,56.83673l29.51303,127.7108l-82.69087,102.41679l-132.62103,0l-82.69031,-102.41679z',
                      heptagon: 'm1,88.28171l87.28172,-87.28171l123.43653,0l87.28172,87.28171l0,123.43654l-87.28172,87.28172l-123.43653,0l-87.28172,-87.28172l0,-123.43654z',
                      decagon: 'm1,150.00093l28.45646,-88.40318l74.49956,-54.63682l92.08794,0l74.50002,54.63682l28.45599,88.40318l-28.45599,88.40318l-74.50002,54.63681l-92.08794,0l-74.49956,-54.63681l-28.45646,-88.40318z',
                      dodecagon: 'm1,110.07421l39.92579,-69.14842l69.14842,-39.92579l79.85159,0l69.14842,39.92579l39.92578,69.14842l0,79.85159l-39.92578,69.14842l-69.14842,39.92578l-79.85159,0l-69.14842,-39.92578l-39.92579,-69.14842l0,-79.85159z',
                      star_points_5: 'm1,116.58409l113.82668,0l35.17332,-108.13487l35.17334,108.13487l113.82666,0l-92.08755,66.83026l35.17514,108.13487l-92.08759,-66.83208l-92.08757,66.83208l35.17515,-108.13487l-92.08758,-66.83026z',
                      trapezoid: 'm1,299l55.875,-298l186.25001,0l55.87498,298z',
                      arrow_up: 'm1.49805,149.64304l148.50121,-148.00241l148.50121,148.00241l-74.25061,0l0,148.71457l-148.5012,0l0,-148.71457z',
                      vertical_scrool: 'm37.375,261.625l0,-242.9375l0,0c0,-10.32083 8.36669,-18.6875 18.6875,-18.6875l224.25,0c10.32083,0 18.6875,8.36667 18.6875,18.6875c0,10.32081 -8.36667,18.6875 -18.6875,18.6875l-18.6875,0l0,242.9375c0,10.32083 -8.36668,18.6875 -18.6875,18.6875l-224.25,0l0,0c-10.32083,0 -18.6875,-8.36667 -18.6875,-18.6875c0,-10.32083 8.36667,-18.6875 18.6875,-18.6875zm37.375,-261.625l0,0c10.32081,0 18.6875,8.36667 18.6875,18.6875c0,10.32081 -8.36669,18.6875 -18.6875,18.6875c-5.1604,0 -9.34375,-4.18335 -9.34375,-9.34375c0,-5.16041 4.18335,-9.34375 9.34375,-9.34375l18.6875,0m186.875,18.6875l-205.5625,0m-37.375,224.25l0,0c5.1604,0 9.34375,4.18335 9.34375,9.34375c0,5.1604 -4.18335,9.34375 -9.34375,9.34375l18.6875,0m-18.6875,18.6875l0,0c10.32081,0 18.6875,-8.36667 18.6875,-18.6875l0,-18.6875',
                      smiley: 'm68.49886,214.78838q81.06408,55.67332 161.93891,0m-144.36983,-109.9558c0,-8.60432 6.97517,-15.57949 15.57948,-15.57949c8.60431,0 15.57948,6.97517 15.57948,15.57949c0,8.60431 -6.97517,15.57947 -15.57948,15.57947c-8.60431,0 -15.57948,-6.97516 -15.57948,-15.57947m95.83109,0c0,-8.60432 6.97517,-15.57949 15.57948,-15.57949c8.60431,0 15.57947,6.97517 15.57947,15.57949c0,8.60431 -6.97516,15.57947 -15.57947,15.57947c-8.60429,0 -15.57948,-6.97516 -15.57948,-15.57947m-181.89903,44.73038l0,0c0,-82.60133 66.96162,-149.56296 149.56296,-149.56296c82.60135,0 149.56296,66.96162 149.56296,149.56296c0,82.60135 -66.96161,149.56296 -149.56296,149.56296c-82.60133,0 -149.56296,-66.96161 -149.56296,-149.56296zm0,0l0,0c0,-82.60133 66.96162,-149.56296 149.56296,-149.56296c82.60135,0 149.56296,66.96162 149.56296,149.56296c0,82.60135 -66.96161,149.56296 -149.56296,149.56296c-82.60133,0 -149.56296,-66.96161 -149.56296,-149.56296z',
                      left_braket: 'm174.24565,298.5c-13.39009,0 -24.24489,-1.80908 -24.24489,-4.04065l0,-140.4187c0,-2.23158 -10.85481,-4.04065 -24.2449,-4.04065l0,0c13.39009,0 24.2449,-1.80907 24.2449,-4.04065l0,-140.4187l0,0c0,-2.23159 10.8548,-4.04066 24.24489,-4.04066',
                      uml_actor: 'm40.5,100l219,0m-108.99991,94.00006l107,105m-107.00009,-106.00006l-100,106m99.5,-231l0,125m33.24219,-158.75781c0,18.35916 -14.88303,33.24219 -33.24219,33.24219c-18.35916,0 -33.2422,-14.88303 -33.2422,-33.24219c0.00002,-18.35915 14.88304,-33.24219 33.2422,-33.24219c18.35916,0 33.24219,14.88304 33.24219,33.24219z',
                      dialog_balloon_1: 'm0.99786,35.96579l0,0c0,-19.31077 15.28761,-34.96524 34.14583,-34.96524l15.52084,0l0,0l74.50001,0l139.68748,0c9.05606,0 17.74118,3.68382 24.14478,10.24108c6.40356,6.55726 10.00107,15.45081 10.00107,24.72416l0,87.41311l0,0l0,52.44785l0,0c0,19.31078 -15.2876,34.96524 -34.14584,34.96524l-139.68748,0l-97.32507,88.90848l22.82506,-88.90848l-15.52084,0c-18.85822,0 -34.14583,-15.65446 -34.14583,-34.96524l0,0l0,-52.44785l0,0z',
                      cloud: 'm182.05086,34.31005c-0.64743,0.02048 -1.27309,0.07504 -1.92319,0.13979c-10.40161,1.03605 -19.58215,7.63722 -24.24597,17.4734l-2.47269,7.44367c0.53346,-2.57959 1.35258,-5.08134 2.47269,-7.44367c-8.31731,-8.61741 -19.99149,-12.59487 -31.52664,-10.72866c-11.53516,1.8662 -21.55294,9.3505 -27.02773,20.19925c-15.45544,-9.51897 -34.72095,-8.94245 -49.62526,1.50272c-14.90431,10.44516 -22.84828,28.93916 -20.43393,47.59753l1.57977,7.58346c-0.71388,-2.48442 -1.24701,-5.01186 -1.57977,-7.58346l-0.2404,0.69894c-12.95573,1.4119 -23.58103,11.46413 -26.34088,24.91708c-2.75985,13.45294 2.9789,27.25658 14.21789,34.21291l17.54914,4.26352c-6.1277,0.50439 -12.24542,-0.9808 -17.54914,-4.26352c-8.66903,9.71078 -10.6639,24.08736 -4.94535,35.96027c5.71854,11.87289 17.93128,18.70935 30.53069,17.15887l7.65843,-2.02692c-2.46413,1.0314 -5.02329,1.70264 -7.65843,2.02692c7.15259,13.16728 19.01251,22.77237 32.93468,26.5945c13.92217,3.82214 28.70987,1.56322 41.03957,-6.25546c10.05858,15.86252 27.91113,24.19412 45.81322,21.38742c17.90208,-2.8067 32.66954,-16.26563 37.91438,-34.52742l1.82016,-10.20447c-0.27254,3.46677 -0.86394,6.87508 -1.82016,10.20447c12.31329,8.07489 27.80199,8.52994 40.52443,1.18819c12.72244,-7.34175 20.6609,-21.34155 20.77736,-36.58929l-4.56108,-22.7823l-17.96776,-15.41455c13.89359,8.70317 22.6528,21.96329 22.52884,38.19685c16.5202,0.17313 30.55292,-13.98268 36.84976,-30.22897c6.29684,-16.24631 3.91486,-34.76801 -6.2504,-48.68089c4.21637,-10.35873 3.96622,-22.14172 -0.68683,-32.29084c-4.65308,-10.14912 -13.23602,-17.69244 -23.55914,-20.65356c-2.31018,-13.45141 -11.83276,-24.27162 -24.41768,-27.81765c-12.58492,-3.54603 -25.98557,0.82654 -34.41142,11.25287l-5.11707,8.63186c1.30753,-3.12148 3.01521,-6.03101 5.11707,-8.63186c-5.93959,-8.19432 -15.2556,-12.8181 -24.96718,-12.51096z',
                      cylinder: 'm299.0007,83.77844c0,18.28676 -66.70958,33.11111 -149.00002,33.11111m149.00002,-33.11111l0,0c0,18.28676 -66.70958,33.11111 -149.00002,33.11111c-82.29041,0 -148.99997,-14.82432 -148.99997,-33.11111m0,0l0,0c0,-18.28674 66.70956,-33.1111 148.99997,-33.1111c82.29044,0 149.00002,14.82436 149.00002,33.1111l0,132.44449c0,18.28674 -66.70958,33.11105 -149.00002,33.11105c-82.29041,0 -148.99997,-14.82431 -148.99997,-33.11105z',
                      arrow_u_turn: 'm1.00059,299.00055l0,-167.62497l0,0c0,-72.00411 58.37087,-130.37499 130.375,-130.37499l0,0l0,0c34.57759,0 67.73898,13.7359 92.18906,38.18595c24.45006,24.45005 38.18593,57.61144 38.18593,92.18904l0,18.625l37.24997,0l-74.49995,74.50002l-74.50002,-74.50002l37.25,0l0,-18.625c0,-30.8589 -25.0161,-55.87498 -55.87498,-55.87498l0,0l0,0c-30.85892,0 -55.875,25.01608 -55.875,55.87498l0,167.62497z',
                      arrow_left_up: 'm0.99865,224.5l74.50004,-74.5l0,37.25l111.74991,0l0,-111.75l-37.25,0l74.5,-74.5l74.5,74.5l-37.25,0l0,186.25l-186.24989,0l0,37.25l-74.50005,-74.5z',
                      maximize: 'm1.00037,150.34581l55.30305,-55.30267l0,27.65093l22.17356,0l0,-44.21833l44.21825,0l0,-22.17357l-27.65095,0l55.30267,-55.30292l55.3035,55.30292l-27.65175,0l0,22.17357l44.21835,0l0,44.21833l22.17357,0l0,-27.65093l55.30345,55.30267l-55.30345,55.3035l0,-27.65175l-22.17357,0l0,44.21834l-44.21835,0l0,22.17355l27.65175,0l-55.3035,55.30348l-55.30267,-55.30348l27.65095,0l0,-22.17355l-44.21825,0l0,-44.21834l-22.17356,0l0,27.65175l-55.30305,-55.3035z',
                      cross: 'm0.99844,99.71339l98.71494,0l0,-98.71495l101.26279,0l0,98.71495l98.71495,0l0,101.2628l-98.71495,0l0,98.71494l-101.26279,0l0,-98.71494l-98.71494,0z',
                      plaque: 'm-0.00197,49.94376l0,0c27.5829,0 49.94327,-22.36036 49.94327,-49.94327l199.76709,0l0,0c0,27.5829 22.36037,49.94327 49.94325,49.94327l0,199.7671l0,0c-27.58289,0 -49.94325,22.36034 -49.94325,49.94325l-199.76709,0c0,-27.58292 -22.36037,-49.94325 -49.94327,-49.94325z',
                      page: 'm249.3298,298.99744l9.9335,-39.73413l39.73413,-9.93355l-49.66763,49.66768l-248.33237,0l0,-298.00001l298.00001,0l0,248.33234'
                    },
                    buttons: []
                  }
                };
                modeId = 'shapelib';
                startClientPos = {};
                curLib = library.basic;
                /**
                *
                * @returns {void}
                */

                buttons = [{
                  id: 'tool_shapelib',
                  icon: svgEditor.curConfig.extIconsPath + 'shapes.png',
                  type: 'mode_flyout',
                  // _flyout
                  position: 6,
                  events: {
                    click: function click() {
                      canv.setMode(modeId);
                    }
                  }
                }];
                return _context.abrupt("return", {
                  svgicons: svgEditor.curConfig.extIconsPath + 'ext-shapes.xml',
                  buttons: strings.buttons.map(function (button, i) {
                    return Object.assign(buttons[i], button);
                  }),
                  callback: function callback() {
                    $('<style>').text("\n          #shape_buttons {\n            overflow: auto;\n            width: 180px;\n            max-height: 300px;\n            display: table-cell;\n            vertical-align: middle;\n          }\n          #shape_cats {\n            min-width: 110px;\n            display: table-cell;\n            vertical-align: middle;\n            height: 300px;\n          }\n          #shape_cats > div {\n            line-height: 1em;\n            padding: .5em;\n            border:1px solid #B0B0B0;\n            background: #E8E8E8;\n            margin-bottom: -1px;\n          }\n          #shape_cats div:hover {\n            background: #FFFFCC;\n          }\n          #shape_cats div.current {\n            font-weight: bold;\n          }\n        ").appendTo('head');
                    var btnDiv = $('<div id="shape_buttons">');
                    $('#tools_shapelib > *').wrapAll(btnDiv);
                    var shower = $('#tools_shapelib_show');
                    loadLibrary('basic'); // Do mouseup on parent element rather than each button

                    $('#shape_buttons').mouseup(function (evt) {
                      var btn = $(evt.target).closest('div.tool_button');

                      if (!btn.length) {
                        return;
                      }

                      var copy = btn.children().clone();
                      shower.children(':not(.flyout_arrow_horiz)').remove();
                      shower.append(copy).attr('data-curopt', '#' + btn[0].id) // This sets the current mode
                      .mouseup();
                      canv.setMode(modeId);
                      curShapeId = btn[0].id.substr((modeId + '_').length);
                      currentD = curLib.data[curShapeId];
                      $('.tools_flyout').fadeOut();
                    });
                    var shapeCats = $('<div id="shape_cats">');
                    var catStr = '';
                    $.each(categories, function (id, label) {
                      catStr += '<div data-cat=' + id + '>' + label + '</div>';
                    });
                    shapeCats.html(catStr).children().bind('mouseup', function () {
                      var catlink = $(this);
                      catlink.siblings().removeClass('current');
                      catlink.addClass('current');
                      loadLibrary(catlink.attr('data-cat')); // Get stuff

                      return false;
                    });
                    shapeCats.children().eq(0).addClass('current');
                    $('#tools_shapelib').append(shapeCats);
                    shower.mouseup(function () {
                      canv.setMode(currentD ? modeId : 'select');
                    });
                    $('#tool_shapelib').remove();
                    var h = $('#tools_shapelib').height();
                    $('#tools_shapelib').css({
                      'margin-top': -(h / 2 - 15),
                      'margin-left': 3
                    }); // Now add shape categories from locale

                    var cats = {};
                    Object.entries(categories).forEach(function (_ref4) {
                      var _ref5 = _slicedToArray(_ref4, 2),
                          o = _ref5[0],
                          categoryName = _ref5[1];

                      cats['#shape_cats [data-cat="' + o + '"]'] = categoryName;
                    });
                    this.setStrings('content', cats);
                  },
                  mouseDown: function mouseDown(opts) {
                    var mode = canv.getMode();

                    if (mode !== modeId) {
                      return undefined;
                    }

                    startX = opts.start_x;
                    var x = startX;
                    startY = opts.start_y;
                    var y = startY;
                    var curStyle = canv.getStyle();
                    startClientPos.x = opts.event.clientX;
                    startClientPos.y = opts.event.clientY;
                    curShape = canv.addSVGElementFromJson({
                      element: 'path',
                      curStyles: true,
                      attr: {
                        d: currentD,
                        id: canv.getNextId(),
                        opacity: curStyle.opacity / 2,
                        style: 'pointer-events:none'
                      }
                    }); // Make sure shape uses absolute values

                    if (/[a-z]/.test(currentD)) {
                      currentD = curLib.data[curShapeId] = canv.pathActions.convertPath(curShape);
                      curShape.setAttribute('d', currentD);
                      canv.pathActions.fixEnd(curShape);
                    }

                    curShape.setAttribute('transform', 'translate(' + x + ',' + y + ') scale(0.005) translate(' + -x + ',' + -y + ')');
                    canv.recalculateDimensions(curShape);
                    /* const tlist = */

                    canv.getTransformList(curShape);
                    lastBBox = curShape.getBBox();
                    return {
                      started: true
                    };
                  },
                  mouseMove: function mouseMove(opts) {
                    var mode = canv.getMode();

                    if (mode !== modeId) {
                      return;
                    }

                    var zoom = canv.getZoom();
                    var evt = opts.event;
                    var x = opts.mouse_x / zoom;
                    var y = opts.mouse_y / zoom;
                    var tlist = canv.getTransformList(curShape),
                        box = curShape.getBBox(),
                        left = box.x,
                        top = box.y; // {width, height} = box,
                    // const dx = (x - startX), dy = (y - startY);

                    var newbox = {
                      x: Math.min(startX, x),
                      y: Math.min(startY, y),
                      width: Math.abs(x - startX),
                      height: Math.abs(y - startY)
                    };
                    /*
                    // This is currently serving no purpose, so commenting out
                    let sy = height ? (height + dy) / height : 1,
                      sx = width ? (width + dx) / width : 1;
                    */

                    var sx = newbox.width / lastBBox.width || 1;
                    var sy = newbox.height / lastBBox.height || 1; // Not perfect, but mostly works...

                    var tx = 0;

                    if (x < startX) {
                      tx = lastBBox.width;
                    }

                    var ty = 0;

                    if (y < startY) {
                      ty = lastBBox.height;
                    } // update the transform list with translate,scale,translate


                    var translateOrigin = svgroot.createSVGTransform(),
                        scale = svgroot.createSVGTransform(),
                        translateBack = svgroot.createSVGTransform();
                    translateOrigin.setTranslate(-(left + tx), -(top + ty));

                    if (!evt.shiftKey) {
                      var max = Math.min(Math.abs(sx), Math.abs(sy));
                      sx = max * (sx < 0 ? -1 : 1);
                      sy = max * (sy < 0 ? -1 : 1);
                    }

                    scale.setScale(sx, sy);
                    translateBack.setTranslate(left + tx, top + ty);
                    tlist.appendItem(translateBack);
                    tlist.appendItem(scale);
                    tlist.appendItem(translateOrigin);
                    canv.recalculateDimensions(curShape);
                    lastBBox = curShape.getBBox();
                  },
                  mouseUp: function mouseUp(opts) {
                    var mode = canv.getMode();

                    if (mode !== modeId) {
                      return undefined;
                    }

                    var keepObject = opts.event.clientX !== startClientPos.x && opts.event.clientY !== startClientPos.y;
                    return {
                      keep: keepObject,
                      element: curShape,
                      started: false
                    };
                  }
                });

              case 18:
              case "end":
                return _context.stop();
            }
          }
        }, _callee);
      }))();
    }
  };

  return extShapes;

}());