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// flowchart, v1.4.1
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// Copyright (c)2015 Adriano Raiano (adrai).
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// Distributed under MIT license
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// http://adrai.github.io/flowchart.js
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(function() {
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// add indexOf to non ECMA-262 standard compliant browsers
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if (!Array.prototype.indexOf) {
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Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) {
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"use strict";
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if (this === null) {
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throw new TypeError();
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}
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var t = Object(this);
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var len = t.length >>> 0;
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if (len === 0) {
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return -1;
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}
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var n = 0;
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if (arguments.length > 0) {
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n = Number(arguments[1]);
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if (n != n) { // shortcut for verifying if it's NaN
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n = 0;
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} else if (n !== 0 && n != Infinity && n != -Infinity) {
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n = (n > 0 || -1) * Math.floor(Math.abs(n));
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}
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}
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if (n >= len) {
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return -1;
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}
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var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0);
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for (; k < len; k++) {
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if (k in t && t[k] === searchElement) {
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return k;
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}
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}
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return -1;
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};
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}
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// add lastIndexOf to non ECMA-262 standard compliant browsers
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if (!Array.prototype.lastIndexOf) {
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Array.prototype.lastIndexOf = function(searchElement /*, fromIndex*/) {
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"use strict";
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if (this === null) {
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throw new TypeError();
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}
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var t = Object(this);
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var len = t.length >>> 0;
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if (len === 0) {
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return -1;
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}
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var n = len;
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if (arguments.length > 1) {
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n = Number(arguments[1]);
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if (n != n) {
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n = 0;
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} else if (n !== 0 && n != (1 / 0) && n != -(1 / 0)) {
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n = (n > 0 || -1) * Math.floor(Math.abs(n));
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}
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}
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var k = n >= 0 ? Math.min(n, len - 1) : len - Math.abs(n);
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for (; k >= 0; k--) {
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if (k in t && t[k] === searchElement) {
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return k;
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}
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}
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return -1;
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};
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}
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if (!String.prototype.trim) {
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String.prototype.trim = function() {
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return this.replace(/^\s+|\s+$/g, '');
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};
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}
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var root = this,
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flowchart = {};
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// Export the flowchart object for **CommonJS**.
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// If we're not in CommonJS, add `flowchart` to the
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// global object or to jquery.
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if (typeof module !== 'undefined' && module.exports) {
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module.exports = flowchart;
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} else {
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root.flowchart = root.flowchart || flowchart;
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}
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// defaults
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var o = {
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'x': 0,
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'y': 0,
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'line-width': 3,
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'line-length': 50,
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'text-margin': 10,
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'font-size': 14,
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'font-color': 'black',
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// 'font': 'normal',
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// 'font-family': 'calibri',
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// 'font-weight': 'normal',
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'line-color': 'black',
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'element-color': 'black',
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'fill': 'white',
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'yes-text': 'yes',
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'no-text': 'no',
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'arrow-end': 'block',
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'class': 'flowchart',
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'scale': 1,
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'symbols': {
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'start': {},
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'end': {},
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'condition': {},
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'inputoutput': {},
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'operation': {},
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'subroutine': {}
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}//,
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// 'flowstate' : {
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// 'past' : { 'fill': '#CCCCCC', 'font-size': 12},
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// 'current' : {'fill': 'yellow', 'font-color': 'red', 'font-weight': 'bold'},
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// 'future' : { 'fill': '#FFFF99'},
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// 'invalid': {'fill': '#444444'}
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// }
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};
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function _defaults(options, defaultOptions) {
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if (!options || typeof options === 'function') {
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return defaultOptions;
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}
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var merged = {};
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for (var attrname in defaultOptions) {
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merged[attrname] = defaultOptions[attrname];
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}
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for (attrname in options) {
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if (options[attrname]) {
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if (typeof merged[attrname] === 'object') {
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merged[attrname] = _defaults(merged[attrname], options[attrname]);
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} else {
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merged[attrname] = options[attrname];
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}
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}
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}
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return merged;
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}
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function _inherits(ctor, superCtor) {
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if (typeof(Object.create) === 'function') {
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// implementation from standard node.js 'util' module
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ctor.super_ = superCtor;
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ctor.prototype = Object.create(superCtor.prototype, {
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constructor: {
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value: ctor,
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enumerable: false,
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writable: true,
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configurable: true
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}
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});
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} else {
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// old school shim for old browsers
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ctor.super_ = superCtor;
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var TempCtor = function () {};
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TempCtor.prototype = superCtor.prototype;
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ctor.prototype = new TempCtor();
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ctor.prototype.constructor = ctor;
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}
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}
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// move dependent functions to a container so that
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// they can be overriden easier in no jquery environment (node.js)
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var f = {
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defaults: _defaults,
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inherits: _inherits
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};
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function drawPath(chart, location, points) {
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var i, len;
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var path = 'M{0},{1}';
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for (i = 2, len = 2 * points.length + 2; i < len; i+=2) {
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path += ' L{' + i + '},{' + (i + 1) + '}';
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}
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var pathValues = [location.x, location.y];
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for (i = 0, len = points.length; i < len; i++) {
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pathValues.push(points[i].x);
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pathValues.push(points[i].y);
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}
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var symbol = chart.paper.path(path, pathValues);
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symbol.attr('stroke', chart.options['element-color']);
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symbol.attr('stroke-width', chart.options['line-width']);
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var font = chart.options['font'];
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var fontF = chart.options['font-family'];
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var fontW = chart.options['font-weight'];
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if (font) symbol.attr({ 'font': font });
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if (fontF) symbol.attr({ 'font-family': fontF });
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if (fontW) symbol.attr({ 'font-weight': fontW });
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return symbol;
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}
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function drawLine(chart, from, to, text) {
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var i, len;
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if (Object.prototype.toString.call(to) !== '[object Array]') {
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to = [to];
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}
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var path = 'M{0},{1}';
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for (i = 2, len = 2 * to.length + 2; i < len; i+=2) {
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path += ' L{' + i + '},{' + (i + 1) + '}';
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}
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var pathValues = [from.x, from.y];
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for (i = 0, len = to.length; i < len; i++) {
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pathValues.push(to[i].x);
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pathValues.push(to[i].y);
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}
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var line = chart.paper.path(path, pathValues);
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line.attr({
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stroke: chart.options['line-color'],
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'stroke-width': chart.options['line-width'],
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'arrow-end': chart.options['arrow-end']
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});
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var font = chart.options['font'];
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var fontF = chart.options['font-family'];
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var fontW = chart.options['font-weight'];
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if (font) line.attr({ 'font': font });
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if (fontF) line.attr({ 'font-family': fontF });
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if (fontW) line.attr({ 'font-weight': fontW });
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if (text) {
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var centerText = false;
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var textPath = chart.paper.text(0, 0, text);
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var isHorizontal = false;
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var firstTo = to[0];
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if (from.y === firstTo.y) {
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isHorizontal = true;
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}
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var x = 0,
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y = 0;
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if (centerText) {
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if (from.x > firstTo.x) {
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x = from.x - (from.x - firstTo.x)/2;
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} else {
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x = firstTo.x - (firstTo.x - from.x)/2;
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}
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if (from.y > firstTo.y) {
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y = from.y - (from.y - firstTo.y)/2;
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} else {
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y = firstTo.y - (firstTo.y - from.y)/2;
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}
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if (isHorizontal) {
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x -= textPath.getBBox().width/2;
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y -= chart.options['text-margin'];
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} else {
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x += chart.options['text-margin'];
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y -= textPath.getBBox().height/2;
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}
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} else {
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x = from.x;
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y = from.y;
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if (isHorizontal) {
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x += chart.options['text-margin']/2;
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y -= chart.options['text-margin'];
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} else {
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x += chart.options['text-margin']/2;
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y += chart.options['text-margin'];
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}
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}
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textPath.attr({
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'text-anchor': 'start',
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'font-size': chart.options['font-size'],
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'fill': chart.options['font-color'],
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x: x,
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y: y
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});
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if (font) textPath.attr({ 'font': font });
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if (fontF) textPath.attr({ 'font-family': fontF });
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if (fontW) textPath.attr({ 'font-weight': fontW });
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}
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return line;
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}
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function checkLineIntersection(line1StartX, line1StartY, line1EndX, line1EndY, line2StartX, line2StartY, line2EndX, line2EndY) {
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// if the lines intersect, the result contains the x and y of the intersection (treating the lines as infinite) and booleans for whether line segment 1 or line segment 2 contain the point
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var denominator, a, b, numerator1, numerator2, result = {
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x: null,
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y: null,
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onLine1: false,
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onLine2: false
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};
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denominator = ((line2EndY - line2StartY) * (line1EndX - line1StartX)) - ((line2EndX - line2StartX) * (line1EndY - line1StartY));
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if (denominator === 0) {
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return result;
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}
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a = line1StartY - line2StartY;
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b = line1StartX - line2StartX;
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numerator1 = ((line2EndX - line2StartX) * a) - ((line2EndY - line2StartY) * b);
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numerator2 = ((line1EndX - line1StartX) * a) - ((line1EndY - line1StartY) * b);
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a = numerator1 / denominator;
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b = numerator2 / denominator;
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// if we cast these lines infinitely in both directions, they intersect here:
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result.x = line1StartX + (a * (line1EndX - line1StartX));
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result.y = line1StartY + (a * (line1EndY - line1StartY));
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/*
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// it is worth noting that this should be the same as:
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x = line2StartX + (b * (line2EndX - line2StartX));
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y = line2StartX + (b * (line2EndY - line2StartY));
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*/
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// if line1 is a segment and line2 is infinite, they intersect if:
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if (a > 0 && a < 1) {
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result.onLine1 = true;
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}
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// if line2 is a segment and line1 is infinite, they intersect if:
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if (b > 0 && b < 1) {
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result.onLine2 = true;
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}
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// if line1 and line2 are segments, they intersect if both of the above are true
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return result;
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}
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function FlowChart(container, options) {
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options = options || {};
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this.paper = new Raphael(container);
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this.options = f.defaults(options, o);
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this.symbols = [];
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this.lines = [];
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this.start = null;
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}
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347 |
FlowChart.prototype.handle = function(symbol) {
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if (this.symbols.indexOf(symbol) <= -1) {
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this.symbols.push(symbol);
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}
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var flowChart = this;
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if (symbol instanceof(Condition)) {
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symbol.yes = function(nextSymbol) {
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symbol.yes_symbol = nextSymbol;
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357 |
if(symbol.no_symbol) {
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symbol.pathOk = true;
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}
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return flowChart.handle(nextSymbol);
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};
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symbol.no = function(nextSymbol) {
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|
363 |
symbol.no_symbol = nextSymbol;
|
|
|
364 |
if(symbol.yes_symbol) {
|
|
|
365 |
symbol.pathOk = true;
|
|
|
366 |
}
|
|
|
367 |
return flowChart.handle(nextSymbol);
|
|
|
368 |
};
|
|
|
369 |
} else {
|
|
|
370 |
symbol.then = function(nextSymbol) {
|
|
|
371 |
symbol.next = nextSymbol;
|
|
|
372 |
symbol.pathOk = true;
|
|
|
373 |
return flowChart.handle(nextSymbol);
|
|
|
374 |
};
|
|
|
375 |
}
|
|
|
376 |
|
|
|
377 |
return symbol;
|
|
|
378 |
};
|
|
|
379 |
|
|
|
380 |
FlowChart.prototype.startWith = function(symbol) {
|
|
|
381 |
this.start = symbol;
|
|
|
382 |
return this.handle(symbol);
|
|
|
383 |
};
|
|
|
384 |
|
|
|
385 |
FlowChart.prototype.render = function() {
|
|
|
386 |
var maxWidth = 0,
|
|
|
387 |
maxHeight = 0,
|
|
|
388 |
i = 0,
|
|
|
389 |
len = 0,
|
|
|
390 |
maxX = 0,
|
|
|
391 |
maxY = 0,
|
|
|
392 |
symbol;
|
|
|
393 |
|
|
|
394 |
for (i = 0, len = this.symbols.length; i < len; i++) {
|
|
|
395 |
symbol = this.symbols[i];
|
|
|
396 |
if (symbol.width > maxWidth) {
|
|
|
397 |
maxWidth = symbol.width;
|
|
|
398 |
}
|
|
|
399 |
if (symbol.height > maxHeight) {
|
|
|
400 |
maxHeight = symbol.height;
|
|
|
401 |
}
|
|
|
402 |
}
|
|
|
403 |
|
|
|
404 |
for (i = 0, len = this.symbols.length; i < len; i++) {
|
|
|
405 |
symbol = this.symbols[i];
|
|
|
406 |
symbol.shiftX(this.options.x + (maxWidth - symbol.width)/2 + this.options['line-width']);
|
|
|
407 |
symbol.shiftY(this.options.y + (maxHeight - symbol.height)/2 + this.options['line-width']);
|
|
|
408 |
}
|
|
|
409 |
|
|
|
410 |
this.start.render();
|
|
|
411 |
// for (i = 0, len = this.symbols.length; i < len; i++) {
|
|
|
412 |
// symbol = this.symbols[i];
|
|
|
413 |
// symbol.render();
|
|
|
414 |
// }
|
|
|
415 |
|
|
|
416 |
for (i = 0, len = this.symbols.length; i < len; i++) {
|
|
|
417 |
symbol = this.symbols[i];
|
|
|
418 |
symbol.renderLines();
|
|
|
419 |
}
|
|
|
420 |
|
|
|
421 |
maxX = this.maxXFromLine;
|
|
|
422 |
|
|
|
423 |
for (i = 0, len = this.symbols.length; i < len; i++) {
|
|
|
424 |
symbol = this.symbols[i];
|
|
|
425 |
var x = symbol.getX() + symbol.width;
|
|
|
426 |
var y = symbol.getY() + symbol.height;
|
|
|
427 |
if (x > maxX) {
|
|
|
428 |
maxX = x;
|
|
|
429 |
}
|
|
|
430 |
if (y > maxY) {
|
|
|
431 |
maxY = y;
|
|
|
432 |
}
|
|
|
433 |
}
|
|
|
434 |
|
|
|
435 |
var scale = this.options['scale'];
|
|
|
436 |
var lineWidth = this.options['line-width'];
|
|
|
437 |
this.paper.setSize((maxX * scale) + (lineWidth * scale), (maxY * scale) + (lineWidth * scale));
|
|
|
438 |
this.paper.setViewBox(0, 0, maxX + lineWidth, maxY + lineWidth, true);
|
|
|
439 |
};
|
|
|
440 |
|
|
|
441 |
FlowChart.prototype.clean = function() {
|
|
|
442 |
if (this.paper) {
|
|
|
443 |
var paperDom = this.paper.canvas;
|
|
|
444 |
paperDom.parentNode.removeChild(paperDom);
|
|
|
445 |
}
|
|
|
446 |
};
|
|
|
447 |
function Symbol(chart, options, symbol) {
|
|
|
448 |
this.chart = chart;
|
|
|
449 |
this.group = this.chart.paper.set();
|
|
|
450 |
this.symbol = symbol;
|
|
|
451 |
this.connectedTo = [];
|
|
|
452 |
this.symbolType = options.symbolType;
|
|
|
453 |
this.flowstate = (options.flowstate || 'future');
|
|
|
454 |
|
|
|
455 |
this.next_direction = options.next && options['direction_next'] ? options['direction_next'] : undefined;
|
|
|
456 |
|
|
|
457 |
this.text = this.chart.paper.text(0, 0, options.text);
|
|
|
458 |
//Raphael does not support the svg group tag so setting the text node id to the symbol node id plus t
|
|
|
459 |
if (options.key) { this.text.node.id = options.key + 't'; }
|
|
|
460 |
this.text.node.setAttribute('class', this.getAttr('class') + 't');
|
|
|
461 |
|
|
|
462 |
this.text.attr({
|
|
|
463 |
'text-anchor': 'start',
|
|
|
464 |
'x' : this.getAttr('text-margin'),
|
|
|
465 |
'fill' : this.getAttr('font-color'),
|
|
|
466 |
'font-size' : this.getAttr('font-size')
|
|
|
467 |
});
|
|
|
468 |
|
|
|
469 |
var font = this.getAttr('font');
|
|
|
470 |
var fontF = this.getAttr('font-family');
|
|
|
471 |
var fontW = this.getAttr('font-weight');
|
|
|
472 |
|
|
|
473 |
if (font) this.text.attr({ 'font': font });
|
|
|
474 |
if (fontF) this.text.attr({ 'font-family': fontF });
|
|
|
475 |
if (fontW) this.text.attr({ 'font-weight': fontW });
|
|
|
476 |
|
|
|
477 |
if (options.link) { this.text.attr('href', options.link); }
|
|
|
478 |
if (options.target) { this.text.attr('target', options.target); }
|
|
|
479 |
|
|
|
480 |
var maxWidth = this.getAttr('maxWidth');
|
|
|
481 |
if (maxWidth) {
|
|
|
482 |
// using this approach: http://stackoverflow.com/a/3153457/22466
|
|
|
483 |
var words = options.text.split(' ');
|
|
|
484 |
var tempText = "";
|
|
|
485 |
for (var i=0, ii=words.length; i<ii; i++) {
|
|
|
486 |
var word = words[i];
|
|
|
487 |
this.text.attr("text", tempText + " " + word);
|
|
|
488 |
if (this.text.getBBox().width > maxWidth) {
|
|
|
489 |
tempText += "\n" + word;
|
|
|
490 |
} else {
|
|
|
491 |
tempText += " " + word;
|
|
|
492 |
}
|
|
|
493 |
}
|
|
|
494 |
this.text.attr("text", tempText.substring(1));
|
|
|
495 |
}
|
|
|
496 |
|
|
|
497 |
this.group.push(this.text);
|
|
|
498 |
|
|
|
499 |
if (symbol) {
|
|
|
500 |
var tmpMargin = this.getAttr('text-margin');
|
|
|
501 |
|
|
|
502 |
symbol.attr({
|
|
|
503 |
'fill' : this.getAttr('fill'),
|
|
|
504 |
'stroke' : this.getAttr('element-color'),
|
|
|
505 |
'stroke-width' : this.getAttr('line-width'),
|
|
|
506 |
'width' : this.text.getBBox().width + 2 * tmpMargin,
|
|
|
507 |
'height' : this.text.getBBox().height + 2 * tmpMargin
|
|
|
508 |
});
|
|
|
509 |
|
|
|
510 |
symbol.node.setAttribute('class', this.getAttr('class'));
|
|
|
511 |
|
|
|
512 |
if (options.link) { symbol.attr('href', options.link); }
|
|
|
513 |
if (options.target) { symbol.attr('target', options.target); }
|
|
|
514 |
if (options.key) { symbol.node.id = options.key; }
|
|
|
515 |
|
|
|
516 |
this.group.push(symbol);
|
|
|
517 |
symbol.insertBefore(this.text);
|
|
|
518 |
|
|
|
519 |
this.text.attr({
|
|
|
520 |
'y': symbol.getBBox().height/2
|
|
|
521 |
});
|
|
|
522 |
|
|
|
523 |
this.initialize();
|
|
|
524 |
}
|
|
|
525 |
|
|
|
526 |
}
|
|
|
527 |
|
|
|
528 |
/* Gets the attribute based on Flowstate, Symbol-Name and default, first found wins */
|
|
|
529 |
Symbol.prototype.getAttr = function(attName) {
|
|
|
530 |
if (!this.chart) {
|
|
|
531 |
return undefined;
|
|
|
532 |
}
|
|
|
533 |
var opt3 = (this.chart.options) ? this.chart.options[attName] : undefined;
|
|
|
534 |
var opt2 = (this.chart.options.symbols) ? this.chart.options.symbols[this.symbolType][attName] : undefined;
|
|
|
535 |
var opt1;
|
|
|
536 |
if (this.chart.options.flowstate && this.chart.options.flowstate[this.flowstate]) {
|
|
|
537 |
opt1 = this.chart.options.flowstate[this.flowstate][attName];
|
|
|
538 |
}
|
|
|
539 |
return (opt1 || opt2 || opt3);
|
|
|
540 |
};
|
|
|
541 |
|
|
|
542 |
Symbol.prototype.initialize = function() {
|
|
|
543 |
this.group.transform('t' + this.getAttr('line-width') + ',' + this.getAttr('line-width'));
|
|
|
544 |
|
|
|
545 |
this.width = this.group.getBBox().width;
|
|
|
546 |
this.height = this.group.getBBox().height;
|
|
|
547 |
};
|
|
|
548 |
|
|
|
549 |
Symbol.prototype.getCenter = function() {
|
|
|
550 |
return {x: this.getX() + this.width/2,
|
|
|
551 |
y: this.getY() + this.height/2};
|
|
|
552 |
};
|
|
|
553 |
|
|
|
554 |
Symbol.prototype.getX = function() {
|
|
|
555 |
return this.group.getBBox().x;
|
|
|
556 |
};
|
|
|
557 |
|
|
|
558 |
Symbol.prototype.getY = function() {
|
|
|
559 |
return this.group.getBBox().y;
|
|
|
560 |
};
|
|
|
561 |
|
|
|
562 |
Symbol.prototype.shiftX = function(x) {
|
|
|
563 |
this.group.transform('t' + (this.getX() + x) + ',' + this.getY());
|
|
|
564 |
};
|
|
|
565 |
|
|
|
566 |
Symbol.prototype.setX = function(x) {
|
|
|
567 |
this.group.transform('t' + x + ',' + this.getY());
|
|
|
568 |
};
|
|
|
569 |
|
|
|
570 |
Symbol.prototype.shiftY = function(y) {
|
|
|
571 |
this.group.transform('t' + this.getX() + ',' + (this.getY() + y));
|
|
|
572 |
};
|
|
|
573 |
|
|
|
574 |
Symbol.prototype.setY = function(y) {
|
|
|
575 |
this.group.transform('t' + this.getX() + ',' + y);
|
|
|
576 |
};
|
|
|
577 |
|
|
|
578 |
Symbol.prototype.getTop = function() {
|
|
|
579 |
var y = this.getY();
|
|
|
580 |
var x = this.getX() + this.width/2;
|
|
|
581 |
return {x: x, y: y};
|
|
|
582 |
};
|
|
|
583 |
|
|
|
584 |
Symbol.prototype.getBottom = function() {
|
|
|
585 |
var y = this.getY() + this.height;
|
|
|
586 |
var x = this.getX() + this.width/2;
|
|
|
587 |
return {x: x, y: y};
|
|
|
588 |
};
|
|
|
589 |
|
|
|
590 |
Symbol.prototype.getLeft = function() {
|
|
|
591 |
var y = this.getY() + this.group.getBBox().height/2;
|
|
|
592 |
var x = this.getX();
|
|
|
593 |
return {x: x, y: y};
|
|
|
594 |
};
|
|
|
595 |
|
|
|
596 |
Symbol.prototype.getRight = function() {
|
|
|
597 |
var y = this.getY() + this.group.getBBox().height/2;
|
|
|
598 |
var x = this.getX() + this.group.getBBox().width;
|
|
|
599 |
return {x: x, y: y};
|
|
|
600 |
};
|
|
|
601 |
|
|
|
602 |
Symbol.prototype.render = function() {
|
|
|
603 |
if (this.next) {
|
|
|
604 |
|
|
|
605 |
var lineLength = this.getAttr('line-length');
|
|
|
606 |
|
|
|
607 |
if (this.next_direction === 'right') {
|
|
|
608 |
|
|
|
609 |
var rightPoint = this.getRight();
|
|
|
610 |
var leftPoint = this.next.getLeft();
|
|
|
611 |
|
|
|
612 |
if (!this.next.isPositioned) {
|
|
|
613 |
|
|
|
614 |
this.next.setY(rightPoint.y - this.next.height/2);
|
|
|
615 |
this.next.shiftX(this.group.getBBox().x + this.width + lineLength);
|
|
|
616 |
|
|
|
617 |
var self = this;
|
|
|
618 |
(function shift() {
|
|
|
619 |
var hasSymbolUnder = false;
|
|
|
620 |
var symb;
|
|
|
621 |
for (var i = 0, len = self.chart.symbols.length; i < len; i++) {
|
|
|
622 |
symb = self.chart.symbols[i];
|
|
|
623 |
|
|
|
624 |
var diff = Math.abs(symb.getCenter().x - self.next.getCenter().x);
|
|
|
625 |
if (symb.getCenter().y > self.next.getCenter().y && diff <= self.next.width/2) {
|
|
|
626 |
hasSymbolUnder = true;
|
|
|
627 |
break;
|
|
|
628 |
}
|
|
|
629 |
}
|
|
|
630 |
|
|
|
631 |
if (hasSymbolUnder) {
|
|
|
632 |
self.next.setX(symb.getX() + symb.width + lineLength);
|
|
|
633 |
shift();
|
|
|
634 |
}
|
|
|
635 |
})();
|
|
|
636 |
|
|
|
637 |
this.next.isPositioned = true;
|
|
|
638 |
|
|
|
639 |
this.next.render();
|
|
|
640 |
}
|
|
|
641 |
} else {
|
|
|
642 |
var bottomPoint = this.getBottom();
|
|
|
643 |
var topPoint = this.next.getTop();
|
|
|
644 |
|
|
|
645 |
if (!this.next.isPositioned) {
|
|
|
646 |
this.next.shiftY(this.getY() + this.height + lineLength);
|
|
|
647 |
this.next.setX(bottomPoint.x - this.next.width/2);
|
|
|
648 |
this.next.isPositioned = true;
|
|
|
649 |
|
|
|
650 |
this.next.render();
|
|
|
651 |
}
|
|
|
652 |
}
|
|
|
653 |
}
|
|
|
654 |
};
|
|
|
655 |
|
|
|
656 |
Symbol.prototype.renderLines = function() {
|
|
|
657 |
if (this.next) {
|
|
|
658 |
if (this.next_direction) {
|
|
|
659 |
this.drawLineTo(this.next, '', this.next_direction);
|
|
|
660 |
} else {
|
|
|
661 |
this.drawLineTo(this.next);
|
|
|
662 |
}
|
|
|
663 |
}
|
|
|
664 |
};
|
|
|
665 |
|
|
|
666 |
Symbol.prototype.drawLineTo = function(symbol, text, origin) {
|
|
|
667 |
if (this.connectedTo.indexOf(symbol) < 0) {
|
|
|
668 |
this.connectedTo.push(symbol);
|
|
|
669 |
}
|
|
|
670 |
|
|
|
671 |
var x = this.getCenter().x,
|
|
|
672 |
y = this.getCenter().y,
|
|
|
673 |
top = this.getTop(),
|
|
|
674 |
right = this.getRight(),
|
|
|
675 |
bottom = this.getBottom(),
|
|
|
676 |
left = this.getLeft();
|
|
|
677 |
|
|
|
678 |
var symbolX = symbol.getCenter().x,
|
|
|
679 |
symbolY = symbol.getCenter().y,
|
|
|
680 |
symbolTop = symbol.getTop(),
|
|
|
681 |
symbolRight = symbol.getRight(),
|
|
|
682 |
symbolBottom = symbol.getBottom(),
|
|
|
683 |
symbolLeft = symbol.getLeft();
|
|
|
684 |
|
|
|
685 |
var isOnSameColumn = x === symbolX,
|
|
|
686 |
isOnSameLine = y === symbolY,
|
|
|
687 |
isUnder = y < symbolY,
|
|
|
688 |
isUpper = y > symbolY,
|
|
|
689 |
isLeft = x > symbolX,
|
|
|
690 |
isRight = x < symbolX;
|
|
|
691 |
|
|
|
692 |
var maxX = 0,
|
|
|
693 |
line,
|
|
|
694 |
lineLength = this.getAttr('line-length'),
|
|
|
695 |
lineWith = this.getAttr('line-width');
|
|
|
696 |
|
|
|
697 |
if ((!origin || origin === 'bottom') && isOnSameColumn && isUnder) {
|
|
|
698 |
line = drawLine(this.chart, bottom, symbolTop, text);
|
|
|
699 |
this.bottomStart = true;
|
|
|
700 |
symbol.topEnd = true;
|
|
|
701 |
maxX = bottom.x;
|
|
|
702 |
} else if ((!origin || origin === 'right') && isOnSameLine && isRight) {
|
|
|
703 |
line = drawLine(this.chart, right, symbolLeft, text);
|
|
|
704 |
this.rightStart = true;
|
|
|
705 |
symbol.leftEnd = true;
|
|
|
706 |
maxX = symbolLeft.x;
|
|
|
707 |
} else if ((!origin || origin === 'left') && isOnSameLine && isLeft) {
|
|
|
708 |
line = drawLine(this.chart, left, symbolRight, text);
|
|
|
709 |
this.leftStart = true;
|
|
|
710 |
symbol.rightEnd = true;
|
|
|
711 |
maxX = symbolRight.x;
|
|
|
712 |
} else if ((!origin || origin === 'right') && isOnSameColumn && isUpper) {
|
|
|
713 |
line = drawLine(this.chart, right, [
|
|
|
714 |
{x: right.x + lineLength/2, y: right.y},
|
|
|
715 |
{x: right.x + lineLength/2, y: symbolTop.y - lineLength/2},
|
|
|
716 |
{x: symbolTop.x, y: symbolTop.y - lineLength/2},
|
|
|
717 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
718 |
], text);
|
|
|
719 |
this.rightStart = true;
|
|
|
720 |
symbol.topEnd = true;
|
|
|
721 |
maxX = right.x + lineLength/2;
|
|
|
722 |
} else if ((!origin || origin === 'right') && isOnSameColumn && isUnder) {
|
|
|
723 |
line = drawLine(this.chart, right, [
|
|
|
724 |
{x: right.x + lineLength/2, y: right.y},
|
|
|
725 |
{x: right.x + lineLength/2, y: symbolTop.y - lineLength/2},
|
|
|
726 |
{x: symbolTop.x, y: symbolTop.y - lineLength/2},
|
|
|
727 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
728 |
], text);
|
|
|
729 |
this.rightStart = true;
|
|
|
730 |
symbol.topEnd = true;
|
|
|
731 |
maxX = right.x + lineLength/2;
|
|
|
732 |
} else if ((!origin || origin === 'bottom') && isLeft) {
|
|
|
733 |
if (this.leftEnd && isUpper) {
|
|
|
734 |
line = drawLine(this.chart, bottom, [
|
|
|
735 |
{x: bottom.x, y: bottom.y + lineLength/2},
|
|
|
736 |
{x: bottom.x + (bottom.x - symbolTop.x)/2, y: bottom.y + lineLength/2},
|
|
|
737 |
{x: bottom.x + (bottom.x - symbolTop.x)/2, y: symbolTop.y - lineLength/2},
|
|
|
738 |
{x: symbolTop.x, y: symbolTop.y - lineLength/2},
|
|
|
739 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
740 |
], text);
|
|
|
741 |
} else {
|
|
|
742 |
line = drawLine(this.chart, bottom, [
|
|
|
743 |
{x: bottom.x, y: symbolTop.y - lineLength/2},
|
|
|
744 |
{x: symbolTop.x, y: symbolTop.y - lineLength/2},
|
|
|
745 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
746 |
], text);
|
|
|
747 |
}
|
|
|
748 |
this.bottomStart = true;
|
|
|
749 |
symbol.topEnd = true;
|
|
|
750 |
maxX = bottom.x + (bottom.x - symbolTop.x)/2;
|
|
|
751 |
} else if ((!origin || origin === 'bottom') && isRight) {
|
|
|
752 |
line = drawLine(this.chart, bottom, [
|
|
|
753 |
{x: bottom.x, y: bottom.y + lineLength/2},
|
|
|
754 |
{x: bottom.x + (bottom.x - symbolTop.x)/2, y: bottom.y + lineLength/2},
|
|
|
755 |
{x: bottom.x + (bottom.x - symbolTop.x)/2, y: symbolTop.y - lineLength/2},
|
|
|
756 |
{x: symbolTop.x, y: symbolTop.y - lineLength/2},
|
|
|
757 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
758 |
], text);
|
|
|
759 |
this.bottomStart = true;
|
|
|
760 |
symbol.topEnd = true;
|
|
|
761 |
maxX = bottom.x + (bottom.x - symbolTop.x)/2;
|
|
|
762 |
} else if ((origin && origin === 'right') && isLeft) {
|
|
|
763 |
line = drawLine(this.chart, right, [
|
|
|
764 |
{x: right.x + lineLength/2, y: right.y},
|
|
|
765 |
{x: right.x + lineLength/2, y: symbolTop.y - lineLength/2},
|
|
|
766 |
{x: symbolTop.x, y: symbolTop.y - lineLength/2},
|
|
|
767 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
768 |
], text);
|
|
|
769 |
this.rightStart = true;
|
|
|
770 |
symbol.topEnd = true;
|
|
|
771 |
maxX = right.x + lineLength/2;
|
|
|
772 |
} else if ((origin && origin === 'right') && isRight) {
|
|
|
773 |
line = drawLine(this.chart, right, [
|
|
|
774 |
{x: symbolTop.x, y: right.y},
|
|
|
775 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
776 |
], text);
|
|
|
777 |
this.rightStart = true;
|
|
|
778 |
symbol.topEnd = true;
|
|
|
779 |
maxX = right.x + lineLength/2;
|
|
|
780 |
} else if ((origin && origin === 'bottom') && isOnSameColumn && isUpper) {
|
|
|
781 |
line = drawLine(this.chart, bottom, [
|
|
|
782 |
{x: bottom.x, y: bottom.y + lineLength/2},
|
|
|
783 |
{x: right.x + lineLength/2, y: bottom.y + lineLength/2},
|
|
|
784 |
{x: right.x + lineLength/2, y: symbolTop.y - lineLength/2},
|
|
|
785 |
{x: symbolTop.x, y: symbolTop.y - lineLength/2},
|
|
|
786 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
787 |
], text);
|
|
|
788 |
this.bottomStart = true;
|
|
|
789 |
symbol.topEnd = true;
|
|
|
790 |
maxX = bottom.x + lineLength/2;
|
|
|
791 |
} else if ((origin === 'left') && isOnSameColumn && isUpper) {
|
|
|
792 |
var diffX = left.x - lineLength/2;
|
|
|
793 |
if (symbolLeft.x < left.x) {
|
|
|
794 |
diffX = symbolLeft.x - lineLength/2;
|
|
|
795 |
}
|
|
|
796 |
line = drawLine(this.chart, left, [
|
|
|
797 |
{x: diffX, y: left.y},
|
|
|
798 |
{x: diffX, y: symbolTop.y - lineLength/2},
|
|
|
799 |
{x: symbolTop.x, y: symbolTop.y - lineLength/2},
|
|
|
800 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
801 |
], text);
|
|
|
802 |
this.leftStart = true;
|
|
|
803 |
symbol.topEnd = true;
|
|
|
804 |
maxX = left.x;
|
|
|
805 |
} else if ((origin === 'left')) {
|
|
|
806 |
line = drawLine(this.chart, left, [
|
|
|
807 |
{x: symbolTop.x + (left.x - symbolTop.x)/ 2, y: left.y},
|
|
|
808 |
{x: symbolTop.x + (left.x - symbolTop.x)/ 2, y: symbolTop.y - lineLength/2},
|
|
|
809 |
{x: symbolTop.x, y: symbolTop.y - lineLength/2},
|
|
|
810 |
{x: symbolTop.x, y: symbolTop.y}
|
|
|
811 |
], text);
|
|
|
812 |
this.leftStart = true;
|
|
|
813 |
symbol.topEnd = true;
|
|
|
814 |
maxX = left.x;
|
|
|
815 |
}
|
|
|
816 |
|
|
|
817 |
if (line) {
|
|
|
818 |
var self = this;
|
|
|
819 |
for (var l = 0, llen = this.chart.lines.length; l < llen; l++) {
|
|
|
820 |
var otherLine = this.chart.lines[l];
|
|
|
821 |
var i,
|
|
|
822 |
len,
|
|
|
823 |
intersections,
|
|
|
824 |
inter;
|
|
|
825 |
|
|
|
826 |
var ePath = otherLine.attr('path'),
|
|
|
827 |
lPath = line.attr('path');
|
|
|
828 |
|
|
|
829 |
for (var iP = 0, lenP = ePath.length - 1; iP < lenP; iP++) {
|
|
|
830 |
var newPath = [];
|
|
|
831 |
newPath.push(['M', ePath[iP][1], ePath[iP][2]]);
|
|
|
832 |
newPath.push(['L', ePath[iP + 1][1], ePath[iP + 1][2]]);
|
|
|
833 |
|
|
|
834 |
var line1_from_x = newPath[0][1];
|
|
|
835 |
var line1_from_y = newPath[0][2];
|
|
|
836 |
var line1_to_x = newPath[1][1];
|
|
|
837 |
var line1_to_y = newPath[1][2];
|
|
|
838 |
|
|
|
839 |
for (var lP = 0, lenlP = lPath.length - 1; lP < lenlP; lP++) {
|
|
|
840 |
var newLinePath = [];
|
|
|
841 |
newLinePath.push(['M', lPath[lP][1], lPath[lP][2]]);
|
|
|
842 |
newLinePath.push(['L', lPath[lP + 1][1], lPath[lP + 1][2]]);
|
|
|
843 |
|
|
|
844 |
var line2_from_x = newLinePath[0][1];
|
|
|
845 |
var line2_from_y = newLinePath[0][2];
|
|
|
846 |
var line2_to_x = newLinePath[1][1];
|
|
|
847 |
var line2_to_y = newLinePath[1][2];
|
|
|
848 |
|
|
|
849 |
var res = checkLineIntersection(line1_from_x, line1_from_y, line1_to_x, line1_to_y, line2_from_x, line2_from_y, line2_to_x, line2_to_y);
|
|
|
850 |
if (res.onLine1 && res.onLine2) {
|
|
|
851 |
|
|
|
852 |
var newSegment;
|
|
|
853 |
if (line2_from_y === line2_to_y) {
|
|
|
854 |
if (line2_from_x > line2_to_x) {
|
|
|
855 |
newSegment = ['L', res.x + lineWith * 2, line2_from_y];
|
|
|
856 |
lPath.splice(lP + 1, 0, newSegment);
|
|
|
857 |
newSegment = ['C', res.x + lineWith * 2, line2_from_y, res.x, line2_from_y - lineWith * 4, res.x - lineWith * 2, line2_from_y];
|
|
|
858 |
lPath.splice(lP + 2, 0, newSegment);
|
|
|
859 |
line.attr('path', lPath);
|
|
|
860 |
} else {
|
|
|
861 |
newSegment = ['L', res.x - lineWith * 2, line2_from_y];
|
|
|
862 |
lPath.splice(lP + 1, 0, newSegment);
|
|
|
863 |
newSegment = ['C', res.x - lineWith * 2, line2_from_y, res.x, line2_from_y - lineWith * 4, res.x + lineWith * 2, line2_from_y];
|
|
|
864 |
lPath.splice(lP + 2, 0, newSegment);
|
|
|
865 |
line.attr('path', lPath);
|
|
|
866 |
}
|
|
|
867 |
} else {
|
|
|
868 |
if (line2_from_y > line2_to_y) {
|
|
|
869 |
newSegment = ['L', line2_from_x, res.y + lineWith * 2];
|
|
|
870 |
lPath.splice(lP + 1, 0, newSegment);
|
|
|
871 |
newSegment = ['C', line2_from_x, res.y + lineWith * 2, line2_from_x + lineWith * 4, res.y, line2_from_x, res.y - lineWith * 2];
|
|
|
872 |
lPath.splice(lP + 2, 0, newSegment);
|
|
|
873 |
line.attr('path', lPath);
|
|
|
874 |
} else {
|
|
|
875 |
newSegment = ['L', line2_from_x, res.y - lineWith * 2];
|
|
|
876 |
lPath.splice(lP + 1, 0, newSegment);
|
|
|
877 |
newSegment = ['C', line2_from_x, res.y - lineWith * 2, line2_from_x + lineWith * 4, res.y, line2_from_x, res.y + lineWith * 2];
|
|
|
878 |
lPath.splice(lP + 2, 0, newSegment);
|
|
|
879 |
line.attr('path', lPath);
|
|
|
880 |
}
|
|
|
881 |
}
|
|
|
882 |
|
|
|
883 |
lP += 2;
|
|
|
884 |
len += 2;
|
|
|
885 |
}
|
|
|
886 |
}
|
|
|
887 |
}
|
|
|
888 |
}
|
|
|
889 |
|
|
|
890 |
this.chart.lines.push(line);
|
|
|
891 |
}
|
|
|
892 |
|
|
|
893 |
if (!this.chart.maxXFromLine || (this.chart.maxXFromLine && maxX > this.chart.maxXFromLine)) {
|
|
|
894 |
this.chart.maxXFromLine = maxX;
|
|
|
895 |
}
|
|
|
896 |
};
|
|
|
897 |
function Start(chart, options) {
|
|
|
898 |
var symbol = chart.paper.rect(0, 0, 0, 0, 20);
|
|
|
899 |
options = options || {};
|
|
|
900 |
options.text = options.text || 'Start';
|
|
|
901 |
Symbol.call(this, chart, options, symbol);
|
|
|
902 |
}
|
|
|
903 |
f.inherits(Start, Symbol);
|
|
|
904 |
|
|
|
905 |
|
|
|
906 |
// Start.prototype.render = function() {
|
|
|
907 |
// if (this.next) {
|
|
|
908 |
// var lineLength = this.chart.options.symbols[this.symbolType]['line-length'] || this.chart.options['line-length'];
|
|
|
909 |
|
|
|
910 |
// var bottomPoint = this.getBottom();
|
|
|
911 |
// var topPoint = this.next.getTop();
|
|
|
912 |
|
|
|
913 |
// if (!this.next.isPositioned) {
|
|
|
914 |
// this.next.shiftY(this.getY() + this.height + lineLength);
|
|
|
915 |
// this.next.setX(bottomPoint.x - this.next.width/2);
|
|
|
916 |
// this.next.isPositioned = true;
|
|
|
917 |
|
|
|
918 |
// this.next.render();
|
|
|
919 |
// }
|
|
|
920 |
// }
|
|
|
921 |
// };
|
|
|
922 |
|
|
|
923 |
// Start.prototype.renderLines = function() {
|
|
|
924 |
// if (this.next) {
|
|
|
925 |
// this.drawLineTo(this.next);
|
|
|
926 |
// }
|
|
|
927 |
// };
|
|
|
928 |
function End(chart, options) {
|
|
|
929 |
var symbol = chart.paper.rect(0, 0, 0, 0, 20);
|
|
|
930 |
options = options || {};
|
|
|
931 |
options.text = options.text || 'End';
|
|
|
932 |
Symbol.call(this, chart, options, symbol);
|
|
|
933 |
}
|
|
|
934 |
f.inherits(End, Symbol);
|
|
|
935 |
function Operation(chart, options) {
|
|
|
936 |
var symbol = chart.paper.rect(0, 0, 0, 0);
|
|
|
937 |
options = options || {};
|
|
|
938 |
Symbol.call(this, chart, options, symbol);
|
|
|
939 |
}
|
|
|
940 |
f.inherits(Operation, Symbol);
|
|
|
941 |
function Subroutine(chart, options) {
|
|
|
942 |
var symbol = chart.paper.rect(0, 0, 0, 0);
|
|
|
943 |
options = options || {};
|
|
|
944 |
Symbol.call(this, chart, options, symbol);
|
|
|
945 |
|
|
|
946 |
symbol.attr({
|
|
|
947 |
width: this.text.getBBox().width + 4 * this.getAttr('text-margin')
|
|
|
948 |
});
|
|
|
949 |
|
|
|
950 |
this.text.attr({
|
|
|
951 |
'x': 2 * this.getAttr('text-margin')
|
|
|
952 |
});
|
|
|
953 |
|
|
|
954 |
var innerWrap = chart.paper.rect(0, 0, 0, 0);
|
|
|
955 |
innerWrap.attr({
|
|
|
956 |
x: this.getAttr('text-margin'),
|
|
|
957 |
stroke: this.getAttr('element-color'),
|
|
|
958 |
'stroke-width': this.getAttr('line-width'),
|
|
|
959 |
width: this.text.getBBox().width + 2 * this.getAttr('text-margin'),
|
|
|
960 |
height: this.text.getBBox().height + 2 * this.getAttr('text-margin'),
|
|
|
961 |
fill: this.getAttr('fill')
|
|
|
962 |
});
|
|
|
963 |
if (options.key) { innerWrap.node.id = options.key + 'i'; }
|
|
|
964 |
|
|
|
965 |
var font = this.getAttr('font');
|
|
|
966 |
var fontF = this.getAttr('font-family');
|
|
|
967 |
var fontW = this.getAttr('font-weight');
|
|
|
968 |
|
|
|
969 |
if (font) innerWrap.attr({ 'font': font });
|
|
|
970 |
if (fontF) innerWrap.attr({ 'font-family': fontF });
|
|
|
971 |
if (fontW) innerWrap.attr({ 'font-weight': fontW });
|
|
|
972 |
|
|
|
973 |
if (options.link) { innerWrap.attr('href', options.link); }
|
|
|
974 |
if (options.target) { innerWrap.attr('target', options.target); }
|
|
|
975 |
this.group.push(innerWrap);
|
|
|
976 |
innerWrap.insertBefore(this.text);
|
|
|
977 |
|
|
|
978 |
this.initialize();
|
|
|
979 |
}
|
|
|
980 |
f.inherits(Subroutine, Symbol);
|
|
|
981 |
function InputOutput(chart, options) {
|
|
|
982 |
options = options || {};
|
|
|
983 |
Symbol.call(this, chart, options);
|
|
|
984 |
this.textMargin = this.getAttr('text-margin');
|
|
|
985 |
|
|
|
986 |
this.text.attr({
|
|
|
987 |
x: this.textMargin * 3
|
|
|
988 |
});
|
|
|
989 |
|
|
|
990 |
var width = this.text.getBBox().width + 4 * this.textMargin;
|
|
|
991 |
var height = this.text.getBBox().height + 2 * this.textMargin;
|
|
|
992 |
var startX = this.textMargin;
|
|
|
993 |
var startY = height/2;
|
|
|
994 |
|
|
|
995 |
var start = {x: startX, y: startY};
|
|
|
996 |
var points = [
|
|
|
997 |
{x: startX - this.textMargin, y: height},
|
|
|
998 |
{x: startX - this.textMargin + width, y: height},
|
|
|
999 |
{x: startX - this.textMargin + width + 2 * this.textMargin, y: 0},
|
|
|
1000 |
{x: startX - this.textMargin + 2 * this.textMargin, y: 0},
|
|
|
1001 |
{x: startX, y: startY}
|
|
|
1002 |
];
|
|
|
1003 |
|
|
|
1004 |
var symbol = drawPath(chart, start, points);
|
|
|
1005 |
|
|
|
1006 |
symbol.attr({
|
|
|
1007 |
stroke: this.getAttr('element-color'),
|
|
|
1008 |
'stroke-width': this.getAttr('line-width'),
|
|
|
1009 |
fill: this.getAttr('fill')
|
|
|
1010 |
});
|
|
|
1011 |
if (options.link) { symbol.attr('href', options.link); }
|
|
|
1012 |
if (options.target) { symbol.attr('target', options.target); }
|
|
|
1013 |
if (options.key) { symbol.node.id = options.key; }
|
|
|
1014 |
symbol.node.setAttribute('class', this.getAttr('class'));
|
|
|
1015 |
|
|
|
1016 |
this.text.attr({
|
|
|
1017 |
y: symbol.getBBox().height/2
|
|
|
1018 |
});
|
|
|
1019 |
|
|
|
1020 |
this.group.push(symbol);
|
|
|
1021 |
symbol.insertBefore(this.text);
|
|
|
1022 |
|
|
|
1023 |
this.initialize();
|
|
|
1024 |
}
|
|
|
1025 |
f.inherits(InputOutput, Symbol);
|
|
|
1026 |
|
|
|
1027 |
InputOutput.prototype.getLeft = function() {
|
|
|
1028 |
var y = this.getY() + this.group.getBBox().height/2;
|
|
|
1029 |
var x = this.getX() + this.textMargin;
|
|
|
1030 |
return {x: x, y: y};
|
|
|
1031 |
};
|
|
|
1032 |
|
|
|
1033 |
InputOutput.prototype.getRight = function() {
|
|
|
1034 |
var y = this.getY() + this.group.getBBox().height/2;
|
|
|
1035 |
var x = this.getX() + this.group.getBBox().width - this.textMargin;
|
|
|
1036 |
return {x: x, y: y};
|
|
|
1037 |
};
|
|
|
1038 |
function Condition(chart, options) {
|
|
|
1039 |
options = options || {};
|
|
|
1040 |
Symbol.call(this, chart, options);
|
|
|
1041 |
this.textMargin = this.getAttr('text-margin');
|
|
|
1042 |
this.yes_direction = 'bottom';
|
|
|
1043 |
this.no_direction = 'right';
|
|
|
1044 |
if (options.yes && options['direction_yes'] && options.no && !options['direction_no']) {
|
|
|
1045 |
if (options['direction_yes'] === 'right') {
|
|
|
1046 |
this.no_direction = 'bottom';
|
|
|
1047 |
this.yes_direction = 'right';
|
|
|
1048 |
} else {
|
|
|
1049 |
this.no_direction = 'right';
|
|
|
1050 |
this.yes_direction = 'bottom';
|
|
|
1051 |
}
|
|
|
1052 |
} else if (options.yes && !options['direction_yes'] && options.no && options['direction_no']) {
|
|
|
1053 |
if (options['direction_no'] === 'right') {
|
|
|
1054 |
this.yes_direction = 'bottom';
|
|
|
1055 |
this.no_direction = 'right';
|
|
|
1056 |
} else {
|
|
|
1057 |
this.yes_direction = 'right';
|
|
|
1058 |
this.no_direction = 'bottom';
|
|
|
1059 |
}
|
|
|
1060 |
} else {
|
|
|
1061 |
this.yes_direction = 'bottom';
|
|
|
1062 |
this.no_direction = 'right';
|
|
|
1063 |
}
|
|
|
1064 |
|
|
|
1065 |
this.yes_direction = this.yes_direction || 'bottom';
|
|
|
1066 |
this.no_direction = this.no_direction || 'right';
|
|
|
1067 |
|
|
|
1068 |
this.text.attr({
|
|
|
1069 |
x: this.textMargin * 2
|
|
|
1070 |
});
|
|
|
1071 |
|
|
|
1072 |
var width = this.text.getBBox().width + 3 * this.textMargin;
|
|
|
1073 |
width += width/2;
|
|
|
1074 |
var height = this.text.getBBox().height + 2 * this.textMargin;
|
|
|
1075 |
height += height/2;
|
|
|
1076 |
height = Math.max(width * 0.5, height);
|
|
|
1077 |
var startX = width/4;
|
|
|
1078 |
var startY = height/4;
|
|
|
1079 |
|
|
|
1080 |
this.text.attr({
|
|
|
1081 |
x: startX + this.textMargin/2
|
|
|
1082 |
});
|
|
|
1083 |
|
|
|
1084 |
var start = {x: startX, y: startY};
|
|
|
1085 |
var points = [
|
|
|
1086 |
{x: startX - width/4, y: startY + height/4},
|
|
|
1087 |
{x: startX - width/4 + width/2, y: startY + height/4 + height/2},
|
|
|
1088 |
{x: startX - width/4 + width, y: startY + height/4},
|
|
|
1089 |
{x: startX - width/4 + width/2, y: startY + height/4 - height/2},
|
|
|
1090 |
{x: startX - width/4, y: startY + height/4}
|
|
|
1091 |
];
|
|
|
1092 |
|
|
|
1093 |
var symbol = drawPath(chart, start, points);
|
|
|
1094 |
|
|
|
1095 |
symbol.attr({
|
|
|
1096 |
stroke: this.getAttr('element-color'),
|
|
|
1097 |
'stroke-width': this.getAttr('line-width'),
|
|
|
1098 |
fill: this.getAttr('fill')
|
|
|
1099 |
});
|
|
|
1100 |
if (options.link) { symbol.attr('href', options.link); }
|
|
|
1101 |
if (options.target) { symbol.attr('target', options.target); }
|
|
|
1102 |
if (options.key) { symbol.node.id = options.key; }
|
|
|
1103 |
symbol.node.setAttribute('class', this.getAttr('class'));
|
|
|
1104 |
|
|
|
1105 |
this.text.attr({
|
|
|
1106 |
y: symbol.getBBox().height/2
|
|
|
1107 |
});
|
|
|
1108 |
|
|
|
1109 |
this.group.push(symbol);
|
|
|
1110 |
symbol.insertBefore(this.text);
|
|
|
1111 |
|
|
|
1112 |
this.initialize();
|
|
|
1113 |
}
|
|
|
1114 |
f.inherits(Condition, Symbol);
|
|
|
1115 |
|
|
|
1116 |
Condition.prototype.render = function() {
|
|
|
1117 |
|
|
|
1118 |
if (this.yes_direction) {
|
|
|
1119 |
this[this.yes_direction + '_symbol'] = this.yes_symbol;
|
|
|
1120 |
}
|
|
|
1121 |
|
|
|
1122 |
if (this.no_direction) {
|
|
|
1123 |
this[this.no_direction + '_symbol'] = this.no_symbol;
|
|
|
1124 |
}
|
|
|
1125 |
|
|
|
1126 |
var lineLength = this.getAttr('line-length');
|
|
|
1127 |
|
|
|
1128 |
if (this.bottom_symbol) {
|
|
|
1129 |
var bottomPoint = this.getBottom();
|
|
|
1130 |
var topPoint = this.bottom_symbol.getTop();
|
|
|
1131 |
|
|
|
1132 |
if (!this.bottom_symbol.isPositioned) {
|
|
|
1133 |
this.bottom_symbol.shiftY(this.getY() + this.height + lineLength);
|
|
|
1134 |
this.bottom_symbol.setX(bottomPoint.x - this.bottom_symbol.width/2);
|
|
|
1135 |
this.bottom_symbol.isPositioned = true;
|
|
|
1136 |
|
|
|
1137 |
this.bottom_symbol.render();
|
|
|
1138 |
}
|
|
|
1139 |
}
|
|
|
1140 |
|
|
|
1141 |
if (this.right_symbol) {
|
|
|
1142 |
var rightPoint = this.getRight();
|
|
|
1143 |
var leftPoint = this.right_symbol.getLeft();
|
|
|
1144 |
|
|
|
1145 |
if (!this.right_symbol.isPositioned) {
|
|
|
1146 |
|
|
|
1147 |
this.right_symbol.setY(rightPoint.y - this.right_symbol.height/2);
|
|
|
1148 |
this.right_symbol.shiftX(this.group.getBBox().x + this.width + lineLength);
|
|
|
1149 |
|
|
|
1150 |
var self = this;
|
|
|
1151 |
(function shift() {
|
|
|
1152 |
var hasSymbolUnder = false;
|
|
|
1153 |
var symb;
|
|
|
1154 |
for (var i = 0, len = self.chart.symbols.length; i < len; i++) {
|
|
|
1155 |
symb = self.chart.symbols[i];
|
|
|
1156 |
|
|
|
1157 |
var diff = Math.abs(symb.getCenter().x - self.right_symbol.getCenter().x);
|
|
|
1158 |
if (symb.getCenter().y > self.right_symbol.getCenter().y && diff <= self.right_symbol.width/2) {
|
|
|
1159 |
hasSymbolUnder = true;
|
|
|
1160 |
break;
|
|
|
1161 |
}
|
|
|
1162 |
}
|
|
|
1163 |
|
|
|
1164 |
if (hasSymbolUnder) {
|
|
|
1165 |
self.right_symbol.setX(symb.getX() + symb.width + lineLength);
|
|
|
1166 |
shift();
|
|
|
1167 |
}
|
|
|
1168 |
})();
|
|
|
1169 |
|
|
|
1170 |
this.right_symbol.isPositioned = true;
|
|
|
1171 |
|
|
|
1172 |
this.right_symbol.render();
|
|
|
1173 |
}
|
|
|
1174 |
}
|
|
|
1175 |
};
|
|
|
1176 |
|
|
|
1177 |
Condition.prototype.renderLines = function() {
|
|
|
1178 |
if (this.yes_symbol) {
|
|
|
1179 |
this.drawLineTo(this.yes_symbol, this.getAttr('yes-text'), this.yes_direction);
|
|
|
1180 |
}
|
|
|
1181 |
|
|
|
1182 |
if (this.no_symbol) {
|
|
|
1183 |
this.drawLineTo(this.no_symbol, this.getAttr('no-text'), this.no_direction);
|
|
|
1184 |
}
|
|
|
1185 |
};
|
|
|
1186 |
function parse(input) {
|
|
|
1187 |
input = input || '';
|
|
|
1188 |
input = input.trim();
|
|
|
1189 |
|
|
|
1190 |
var chart = {
|
|
|
1191 |
symbols: {},
|
|
|
1192 |
start: null,
|
|
|
1193 |
drawSVG: function(container, options) {
|
|
|
1194 |
var self = this;
|
|
|
1195 |
|
|
|
1196 |
if (this.diagram) {
|
|
|
1197 |
this.diagram.clean();
|
|
|
1198 |
}
|
|
|
1199 |
|
|
|
1200 |
var diagram = new FlowChart(container, options);
|
|
|
1201 |
this.diagram = diagram;
|
|
|
1202 |
var dispSymbols = {};
|
|
|
1203 |
|
|
|
1204 |
function getDisplaySymbol(s) {
|
|
|
1205 |
if (dispSymbols[s.key]) {
|
|
|
1206 |
return dispSymbols[s.key];
|
|
|
1207 |
}
|
|
|
1208 |
|
|
|
1209 |
switch (s.symbolType) {
|
|
|
1210 |
case 'start':
|
|
|
1211 |
dispSymbols[s.key] = new Start(diagram, s);
|
|
|
1212 |
break;
|
|
|
1213 |
case 'end':
|
|
|
1214 |
dispSymbols[s.key] = new End(diagram, s);
|
|
|
1215 |
break;
|
|
|
1216 |
case 'operation':
|
|
|
1217 |
dispSymbols[s.key] = new Operation(diagram, s);
|
|
|
1218 |
break;
|
|
|
1219 |
case 'inputoutput':
|
|
|
1220 |
dispSymbols[s.key] = new InputOutput(diagram, s);
|
|
|
1221 |
break;
|
|
|
1222 |
case 'subroutine':
|
|
|
1223 |
dispSymbols[s.key] = new Subroutine(diagram, s);
|
|
|
1224 |
break;
|
|
|
1225 |
case 'condition':
|
|
|
1226 |
dispSymbols[s.key] = new Condition(diagram, s);
|
|
|
1227 |
break;
|
|
|
1228 |
default:
|
|
|
1229 |
return new Error('Wrong symbol type!');
|
|
|
1230 |
}
|
|
|
1231 |
|
|
|
1232 |
return dispSymbols[s.key];
|
|
|
1233 |
}
|
|
|
1234 |
|
|
|
1235 |
(function constructChart(s, prevDisp, prev) {
|
|
|
1236 |
var dispSymb = getDisplaySymbol(s);
|
|
|
1237 |
|
|
|
1238 |
if (self.start === s) {
|
|
|
1239 |
diagram.startWith(dispSymb);
|
|
|
1240 |
} else if (prevDisp && prev && !prevDisp.pathOk) {
|
|
|
1241 |
if (prevDisp instanceof(Condition)) {
|
|
|
1242 |
if (prev.yes === s) {
|
|
|
1243 |
prevDisp.yes(dispSymb);
|
|
|
1244 |
}
|
|
|
1245 |
if (prev.no === s) {
|
|
|
1246 |
prevDisp.no(dispSymb);
|
|
|
1247 |
}
|
|
|
1248 |
} else {
|
|
|
1249 |
prevDisp.then(dispSymb);
|
|
|
1250 |
}
|
|
|
1251 |
}
|
|
|
1252 |
|
|
|
1253 |
if (dispSymb.pathOk) {
|
|
|
1254 |
return dispSymb;
|
|
|
1255 |
}
|
|
|
1256 |
|
|
|
1257 |
if (dispSymb instanceof(Condition)) {
|
|
|
1258 |
if (s.yes) {
|
|
|
1259 |
constructChart(s.yes, dispSymb, s);
|
|
|
1260 |
}
|
|
|
1261 |
if (s.no) {
|
|
|
1262 |
constructChart(s.no, dispSymb, s);
|
|
|
1263 |
}
|
|
|
1264 |
} else if (s.next) {
|
|
|
1265 |
constructChart(s.next, dispSymb, s);
|
|
|
1266 |
}
|
|
|
1267 |
|
|
|
1268 |
return dispSymb;
|
|
|
1269 |
})(this.start);
|
|
|
1270 |
|
|
|
1271 |
diagram.render();
|
|
|
1272 |
},
|
|
|
1273 |
clean: function() {
|
|
|
1274 |
this.diagram.clean();
|
|
|
1275 |
}
|
|
|
1276 |
};
|
|
|
1277 |
|
|
|
1278 |
var lines = [];
|
|
|
1279 |
var prevBreak = 0;
|
|
|
1280 |
for (var i0 = 1, i0len = input.length; i0 < i0len; i0++) {
|
|
|
1281 |
if(input[i0] === '\n' && input[i0 - 1] !== '\\') {
|
|
|
1282 |
var line0 = input.substring(prevBreak, i0);
|
|
|
1283 |
prevBreak = i0 + 1;
|
|
|
1284 |
lines.push(line0.replace(/\\\n/g, '\n'));
|
|
|
1285 |
}
|
|
|
1286 |
}
|
|
|
1287 |
|
|
|
1288 |
if(prevBreak < input.length) {
|
|
|
1289 |
lines.push(input.substr(prevBreak));
|
|
|
1290 |
}
|
|
|
1291 |
|
|
|
1292 |
for (var l = 1, len = lines.length; l < len;) {
|
|
|
1293 |
var currentLine = lines[l];
|
|
|
1294 |
|
|
|
1295 |
if (currentLine.indexOf(': ') < 0 && currentLine.indexOf('(') < 0 && currentLine.indexOf(')') < 0 && currentLine.indexOf('->') < 0 && currentLine.indexOf('=>') < 0) {
|
|
|
1296 |
lines[l - 1] += '\n' + currentLine;
|
|
|
1297 |
lines.splice(l, 1);
|
|
|
1298 |
len--;
|
|
|
1299 |
} else {
|
|
|
1300 |
l++;
|
|
|
1301 |
}
|
|
|
1302 |
}
|
|
|
1303 |
|
|
|
1304 |
function getSymbol(s) {
|
|
|
1305 |
var startIndex = s.indexOf('(') + 1;
|
|
|
1306 |
var endIndex = s.indexOf(')');
|
|
|
1307 |
if (startIndex >= 0 && endIndex >= 0) {
|
|
|
1308 |
return chart.symbols[s.substring(0, startIndex - 1)];
|
|
|
1309 |
}
|
|
|
1310 |
return chart.symbols[s];
|
|
|
1311 |
}
|
|
|
1312 |
|
|
|
1313 |
function getNextPath(s) {
|
|
|
1314 |
var next = 'next';
|
|
|
1315 |
var startIndex = s.indexOf('(') + 1;
|
|
|
1316 |
var endIndex = s.indexOf(')');
|
|
|
1317 |
if (startIndex >= 0 && endIndex >= 0) {
|
|
|
1318 |
next = flowSymb.substring(startIndex, endIndex);
|
|
|
1319 |
if (next.indexOf(',') < 0) {
|
|
|
1320 |
if (next !== 'yes' && next !== 'no') {
|
|
|
1321 |
next = 'next, ' + next;
|
|
|
1322 |
}
|
|
|
1323 |
}
|
|
|
1324 |
}
|
|
|
1325 |
return next;
|
|
|
1326 |
}
|
|
|
1327 |
|
|
|
1328 |
while (lines.length > 0) {
|
|
|
1329 |
var line = lines.splice(0, 1)[0];
|
|
|
1330 |
|
|
|
1331 |
if (line.indexOf('=>') >= 0) {
|
|
|
1332 |
// definition
|
|
|
1333 |
var parts = line.split('=>');
|
|
|
1334 |
var symbol = {
|
|
|
1335 |
key: parts[0],
|
|
|
1336 |
symbolType: parts[1],
|
|
|
1337 |
text: null,
|
|
|
1338 |
link: null,
|
|
|
1339 |
target: null,
|
|
|
1340 |
flowstate: null
|
|
|
1341 |
};
|
|
|
1342 |
|
|
|
1343 |
var sub;
|
|
|
1344 |
|
|
|
1345 |
if (symbol.symbolType.indexOf(': ') >= 0) {
|
|
|
1346 |
sub = symbol.symbolType.split(': ');
|
|
|
1347 |
symbol.symbolType = sub[0];
|
|
|
1348 |
symbol.text = sub[1];
|
|
|
1349 |
}
|
|
|
1350 |
|
|
|
1351 |
if (symbol.text && symbol.text.indexOf(':>') >= 0) {
|
|
|
1352 |
sub = symbol.text.split(':>');
|
|
|
1353 |
symbol.text = sub[0];
|
|
|
1354 |
symbol.link = sub[1];
|
|
|
1355 |
} else if (symbol.symbolType.indexOf(':>') >= 0) {
|
|
|
1356 |
sub = symbol.symbolType.split(':>');
|
|
|
1357 |
symbol.symbolType = sub[0];
|
|
|
1358 |
symbol.link = sub[1];
|
|
|
1359 |
}
|
|
|
1360 |
|
|
|
1361 |
if (symbol.symbolType.indexOf('\n') >= 0) {
|
|
|
1362 |
symbol.symbolType = symbol.symbolType.split('\n')[0];
|
|
|
1363 |
}
|
|
|
1364 |
|
|
|
1365 |
/* adding support for links */
|
|
|
1366 |
if (symbol.link) {
|
|
|
1367 |
var startIndex = symbol.link.indexOf('[') + 1;
|
|
|
1368 |
var endIndex = symbol.link.indexOf(']');
|
|
|
1369 |
if (startIndex >= 0 && endIndex >= 0) {
|
|
|
1370 |
symbol.target = symbol.link.substring(startIndex, endIndex);
|
|
|
1371 |
symbol.link = symbol.link.substring(0, startIndex - 1);
|
|
|
1372 |
}
|
|
|
1373 |
}
|
|
|
1374 |
/* end of link support */
|
|
|
1375 |
|
|
|
1376 |
/* adding support for flowstates */
|
|
|
1377 |
if (symbol.text) {
|
|
|
1378 |
if (symbol.text.indexOf('|') >= 0) {
|
|
|
1379 |
var txtAndState = symbol.text.split('|');
|
|
|
1380 |
symbol.text = txtAndState[0];
|
|
|
1381 |
symbol.flowstate = txtAndState[1].trim();
|
|
|
1382 |
}
|
|
|
1383 |
}
|
|
|
1384 |
/* end of flowstate support */
|
|
|
1385 |
|
|
|
1386 |
chart.symbols[symbol.key] = symbol;
|
|
|
1387 |
|
|
|
1388 |
} else if (line.indexOf('->') >= 0) {
|
|
|
1389 |
// flow
|
|
|
1390 |
var flowSymbols = line.split('->');
|
|
|
1391 |
for (var i = 0, lenS = flowSymbols.length; i < lenS; i++) {
|
|
|
1392 |
var flowSymb = flowSymbols[i];
|
|
|
1393 |
|
|
|
1394 |
var realSymb = getSymbol(flowSymb);
|
|
|
1395 |
var next = getNextPath(flowSymb);
|
|
|
1396 |
|
|
|
1397 |
var direction = null;
|
|
|
1398 |
if (next.indexOf(',') >= 0) {
|
|
|
1399 |
var condOpt = next.split(',');
|
|
|
1400 |
next = condOpt[0];
|
|
|
1401 |
direction = condOpt[1].trim();
|
|
|
1402 |
}
|
|
|
1403 |
|
|
|
1404 |
if (!chart.start) {
|
|
|
1405 |
chart.start = realSymb;
|
|
|
1406 |
}
|
|
|
1407 |
|
|
|
1408 |
if (i + 1 < lenS) {
|
|
|
1409 |
var nextSymb = flowSymbols[i + 1];
|
|
|
1410 |
realSymb[next] = getSymbol(nextSymb);
|
|
|
1411 |
realSymb['direction_' + next] = direction;
|
|
|
1412 |
direction = null;
|
|
|
1413 |
}
|
|
|
1414 |
}
|
|
|
1415 |
}
|
|
|
1416 |
|
|
|
1417 |
}
|
|
|
1418 |
return chart;
|
|
|
1419 |
}
|
|
|
1420 |
// public api interface
|
|
|
1421 |
flowchart.parse = parse;
|
|
|
1422 |
|
|
|
1423 |
})();
|