var svgEditorExtension_polygon = (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); }); }; } /* globals jQuery */ /** * ext-polygon.js * * * @copyright 2010 CloudCanvas, Inc. All rights reserved * */ var extPolygon = { name: 'polygon', init: function () { var _init = _asyncToGenerator( /*#__PURE__*/ regeneratorRuntime.mark(function _callee(S) { var svgEditor, $, svgCanvas, importLocale, editingitex, strings, selElems, started, newFO, showPanel, setAttr, cot, sec, buttons, contextTools; return regeneratorRuntime.wrap(function _callee$(_context) { while (1) { switch (_context.prev = _context.next) { case 0: sec = function _ref4(n) { return 1 / Math.cos(n); }; cot = function _ref3(n) { return 1 / Math.tan(n); }; setAttr = function _ref2(attr, val) { svgCanvas.changeSelectedAttribute(attr, val); svgCanvas.call('changed', selElems); }; showPanel = function _ref(on) { var fcRules = $('#fc_rules'); if (!fcRules.length) { fcRules = $('').appendTo('head'); } fcRules.text(!on ? '' : ' #tool_topath { display: none !important; }'); $('#polygon_panel').toggle(on); }; svgEditor = this; $ = jQuery; svgCanvas = svgEditor.canvas; importLocale = S.importLocale, editingitex = false; _context.next = 10; return importLocale(); case 10: strings = _context.sent; /** * Obtained from http://code.google.com/p/passenger-top/source/browse/instiki/public/svg-edit/editor/extensions/ext-itex.js?r=3 * This function sets the content of of the currently-selected foreignObject element, * based on the itex contained in string. * @param {string} tex The itex text. * @returns {boolean} This function returns false if the set was unsuccessful, true otherwise. */ /* function setItexString(tex) { const mathns = 'http://www.w3.org/1998/Math/MathML', xmlnsns = 'http://www.w3.org/2000/xmlns/', ajaxEndpoint = '../../itex'; const elt = selElems[0]; try { const math = svgdoc.createElementNS(mathns, 'math'); math.setAttributeNS(xmlnsns, 'xmlns', mathns); math.setAttribute('display', 'inline'); const semantics = document.createElementNS(mathns, 'semantics'); const annotation = document.createElementNS(mathns, 'annotation'); annotation.setAttribute('encoding', 'application/x-tex'); annotation.textContent = tex; const mrow = document.createElementNS(mathns, 'mrow'); semantics.append(mrow, annotation); math.append(semantics); // make an AJAX request to the server, to get the MathML $.post(ajaxEndpoint, {tex, display: 'inline'}, function(data){ const children = data.documentElement.childNodes; while (children.length > 0) { mrow.append(svgdoc.adoptNode(children[0], true)); } svgCanvas.sanitizeSvg(math); svgCanvas.call('changed', [elt]); }); elt.firstChild.replaceWith(math); svgCanvas.call('changed', [elt]); svgCanvas.clearSelection(); } catch(e) { console.log(e); return false; } return true; } */ buttons = [{ id: 'tool_polygon', icon: svgEditor.curConfig.extIconsPath + 'polygon.png', type: 'mode', position: 11, events: { click: function click() { svgCanvas.setMode('polygon'); showPanel(true); } } }]; contextTools = [{ type: 'input', panel: 'polygon_panel', id: 'polySides', size: 3, defval: 5, events: { change: function change() { setAttr('sides', this.value); } } }]; return _context.abrupt("return", { name: strings.name, svgicons: svgEditor.curConfig.extIconsPath + 'polygon-icons.svg', buttons: strings.buttons.map(function (button, i) { return Object.assign(buttons[i], button); }), context_tools: strings.contextTools.map(function (contextTool, i) { return Object.assign(contextTools[i], contextTool); }), callback: function callback() { $('#polygon_panel').hide(); setTimeout(function () { // Create source save/cancel buttons /* const save = */ $('#tool_source_save').clone().hide().attr('id', 'polygon_save').unbind().appendTo('#tool_source_back').click(function () { if (!editingitex) { return; } // Todo: Uncomment the setItexString() function above and handle ajaxEndpoint? // setSelectMode(); }); /* const cancel = */ $('#tool_source_cancel').clone().hide().attr('id', 'polygon_cancel').unbind().appendTo('#tool_source_back').click(function () { }); }, 3000); }, mouseDown: function mouseDown(opts) { // const e = opts.event; var rgb = svgCanvas.getColor('fill'); // const ccRgbEl = rgb.substring(1, rgb.length); var sRgb = svgCanvas.getColor('stroke'); // ccSRgbEl = sRgb.substring(1, rgb.length); var sWidth = svgCanvas.getStrokeWidth(); if (svgCanvas.getMode() === 'polygon') { started = true; newFO = svgCanvas.addSVGElementFromJson({ element: 'polygon', attr: { cx: opts.start_x, cy: opts.start_y, id: svgCanvas.getNextId(), shape: 'regularPoly', sides: document.getElementById('polySides').value, orient: 'x', edge: 0, fill: rgb, strokecolor: sRgb, strokeWidth: sWidth } }); return { started: true }; } }, mouseMove: function mouseMove(opts) { if (!started) { return; } if (svgCanvas.getMode() === 'polygon') { // const e = opts.event; var c = $(newFO).attr(['cx', 'cy', 'sides', 'orient', 'fill', 'strokecolor', 'strokeWidth']); var x = opts.mouse_x; var y = opts.mouse_y; var cx = c.cx, cy = c.cy, fill = c.fill, strokecolor = c.strokecolor, strokeWidth = c.strokeWidth, sides = c.sides, edg = Math.sqrt((x - cx) * (x - cx) + (y - cy) * (y - cy)) / 1.5; newFO.setAttribute('edge', edg); var inradius = edg / 2 * cot(Math.PI / sides); var circumradius = inradius * sec(Math.PI / sides); var points = ''; for (var s = 0; sides >= s; s++) { var angle = 2.0 * Math.PI * s / sides; x = circumradius * Math.cos(angle) + cx; y = circumradius * Math.sin(angle) + cy; points += x + ',' + y + ' '; } // const poly = newFO.createElementNS(NS.SVG, 'polygon'); newFO.setAttribute('points', points); newFO.setAttribute('fill', fill); newFO.setAttribute('stroke', strokecolor); newFO.setAttribute('stroke-width', strokeWidth); // newFO.setAttribute('transform', 'rotate(-90)'); // const shape = newFO.getAttribute('shape'); // newFO.append(poly); // DrawPoly(cx, cy, sides, edg, orient); return { started: true }; } }, mouseUp: function mouseUp(opts) { if (svgCanvas.getMode() === 'polygon') { var attrs = $(newFO).attr('edge'); var keep = attrs.edge !== '0'; // svgCanvas.addToSelection([newFO], true); return { keep: keep, element: newFO }; } }, selectedChanged: function selectedChanged(opts) { // Use this to update the current selected elements selElems = opts.elems; var i = selElems.length; while (i--) { var elem = selElems[i]; if (elem && elem.getAttribute('shape') === 'regularPoly') { if (opts.selectedElement && !opts.multiselected) { $('#polySides').val(elem.getAttribute('sides')); showPanel(true); } else { showPanel(false); } } else { showPanel(false); } } }, elementChanged: function elementChanged(opts) {} }); case 14: case "end": return _context.stop(); } } }, _callee, this); })); return function init(_x) { return _init.apply(this, arguments); }; }() }; return extPolygon; }());