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756
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1 /* http://keith-wood.name/svg.html
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2 SVG for jQuery v1.4.3.
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3 Written by Keith Wood (kbwood{at}iinet.com.au) August 2007.
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4 Dual licensed under the GPL (http://dev.jquery.com/browser/trunk/jquery/GPL-LICENSE.txt) and
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5 MIT (http://dev.jquery.com/browser/trunk/jquery/MIT-LICENSE.txt) licenses.
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6 Please attribute the author if you use it. */
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7
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8 (function($) { // Hide scope, no $ conflict
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9
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10 /* SVG manager.
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11 Use the singleton instance of this class, $.svg,
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12 to interact with the SVG functionality. */
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13 function SVGManager() {
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14 this._settings = []; // Settings to be remembered per SVG object
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15 this._extensions = []; // List of SVG extensions added to SVGWrapper
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16 // for each entry [0] is extension name, [1] is extension class (function)
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17 // the function takes one parameter - the SVGWrapper instance
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18 this.regional = []; // Localisations, indexed by language, '' for default (English)
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19 this.regional[''] = {errorLoadingText: 'Error loading',
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20 notSupportedText: 'This browser does not support SVG'};
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21 this.local = this.regional['']; // Current localisation
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22 this._uuid = new Date().getTime();
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23 this._renesis = detectActiveX('RenesisX.RenesisCtrl');
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24 }
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25
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26 /* Determine whether a given ActiveX control is available.
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27 @param classId (string) the ID for the ActiveX control
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28 @return (boolean) true if found, false if not */
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29 function detectActiveX(classId) {
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30 try {
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31 return !!(window.ActiveXObject && new ActiveXObject(classId));
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32 }
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33 catch (e) {
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34 return false;
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35 }
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36 }
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37
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38 var PROP_NAME = 'svgwrapper';
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39
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40 $.extend(SVGManager.prototype, {
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41 /* Class name added to elements to indicate already configured with SVG. */
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42 markerClassName: 'hasSVG',
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43
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44 /* SVG namespace. */
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45 svgNS: 'http://www.w3.org/2000/svg',
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46 /* XLink namespace. */
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47 xlinkNS: 'http://www.w3.org/1999/xlink',
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48
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49 /* SVG wrapper class. */
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50 _wrapperClass: SVGWrapper,
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51
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52 /* Camel-case versions of attribute names containing dashes or are reserved words. */
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53 _attrNames: {class_: 'class', in_: 'in',
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54 alignmentBaseline: 'alignment-baseline', baselineShift: 'baseline-shift',
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55 clipPath: 'clip-path', clipRule: 'clip-rule',
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56 colorInterpolation: 'color-interpolation',
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57 colorInterpolationFilters: 'color-interpolation-filters',
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58 colorRendering: 'color-rendering', dominantBaseline: 'dominant-baseline',
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59 enableBackground: 'enable-background', fillOpacity: 'fill-opacity',
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60 fillRule: 'fill-rule', floodColor: 'flood-color',
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61 floodOpacity: 'flood-opacity', fontFamily: 'font-family',
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62 fontSize: 'font-size', fontSizeAdjust: 'font-size-adjust',
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63 fontStretch: 'font-stretch', fontStyle: 'font-style',
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64 fontVariant: 'font-variant', fontWeight: 'font-weight',
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65 glyphOrientationHorizontal: 'glyph-orientation-horizontal',
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66 glyphOrientationVertical: 'glyph-orientation-vertical',
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67 horizAdvX: 'horiz-adv-x', horizOriginX: 'horiz-origin-x',
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68 imageRendering: 'image-rendering', letterSpacing: 'letter-spacing',
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69 lightingColor: 'lighting-color', markerEnd: 'marker-end',
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70 markerMid: 'marker-mid', markerStart: 'marker-start',
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71 stopColor: 'stop-color', stopOpacity: 'stop-opacity',
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72 strikethroughPosition: 'strikethrough-position',
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73 strikethroughThickness: 'strikethrough-thickness',
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74 strokeDashArray: 'stroke-dasharray', strokeDashOffset: 'stroke-dashoffset',
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75 strokeLineCap: 'stroke-linecap', strokeLineJoin: 'stroke-linejoin',
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76 strokeMiterLimit: 'stroke-miterlimit', strokeOpacity: 'stroke-opacity',
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77 strokeWidth: 'stroke-width', textAnchor: 'text-anchor',
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78 textDecoration: 'text-decoration', textRendering: 'text-rendering',
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79 underlinePosition: 'underline-position', underlineThickness: 'underline-thickness',
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80 vertAdvY: 'vert-adv-y', vertOriginY: 'vert-origin-y',
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81 wordSpacing: 'word-spacing', writingMode: 'writing-mode'},
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82
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83 /* Add the SVG object to its container. */
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84 _attachSVG: function(container, settings) {
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85 var svg = (container.namespaceURI == this.svgNS ? container : null);
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86 var container = (svg ? null : container);
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87 if ($(container || svg).hasClass(this.markerClassName)) {
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88 return;
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89 }
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90 if (typeof settings == 'string') {
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91 settings = {loadURL: settings};
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92 }
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93 else if (typeof settings == 'function') {
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94 settings = {onLoad: settings};
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95 }
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96 $(container || svg).addClass(this.markerClassName);
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97 try {
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98 if (!svg) {
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99 svg = document.createElementNS(this.svgNS, 'svg');
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100 svg.setAttribute('version', '1.1');
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101 svg.setAttribute('width', container.clientWidth);
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102 svg.setAttribute('height', container.clientHeight);
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103 container.appendChild(svg);
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104 }
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105 this._afterLoad(container, svg, settings || {});
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106 }
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107 catch (e) {
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108 if ($.browser.msie) {
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109 if (!container.id) {
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110 container.id = 'svg' + (this._uuid++);
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111 }
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112 this._settings[container.id] = settings;
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113 container.innerHTML = '<embed type="image/svg+xml" width="100%" ' +
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114 'height="100%" src="' + (settings.initPath || '') + 'blank.svg"/>';
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115 }
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116 else {
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117 container.innerHTML = '<p class="svg_error">' +
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118 this.local.notSupportedText + '</p>';
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119 }
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120 }
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121 },
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122
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123 /* SVG callback after loading - register SVG root. */
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124 _registerSVG: function() {
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125 for (var i = 0; i < document.embeds.length; i++) { // Check all
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126 var container = document.embeds[i].parentNode;
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127 if (!$(container).hasClass($.svg.markerClassName) || // Not SVG
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128 $.data(container, PROP_NAME)) { // Already done
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129 continue;
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130 }
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131 var svg = null;
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132 try {
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133 svg = document.embeds[i].getSVGDocument();
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134 }
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135 catch(e) {
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136 setTimeout($.svg._registerSVG, 250); // Renesis takes longer to load
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137 return;
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138 }
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139 svg = (svg ? svg.documentElement : null);
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140 if (svg) {
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141 $.svg._afterLoad(container, svg);
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142 }
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143 }
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144 },
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145
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146 /* Post-processing once loaded. */
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147 _afterLoad: function(container, svg, settings) {
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148 var settings = settings || this._settings[container.id];
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149 this._settings[container ? container.id : ''] = null;
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150 var wrapper = new this._wrapperClass(svg, container);
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151 $.data(container || svg, PROP_NAME, wrapper);
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152 try {
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153 if (settings.loadURL) { // Load URL
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154 wrapper.load(settings.loadURL, settings);
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155 }
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156 if (settings.settings) { // Additional settings
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157 wrapper.configure(settings.settings);
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158 }
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159 if (settings.onLoad && !settings.loadURL) { // Onload callback
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160 settings.onLoad.apply(container || svg, [wrapper]);
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161 }
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162 }
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163 catch (e) {
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164 alert(e);
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165 }
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166 },
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167
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168 /* Return the SVG wrapper created for a given container.
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169 @param container (string) selector for the container or
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170 (element) the container for the SVG object or
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171 jQuery collection - first entry is the container
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172 @return (SVGWrapper) the corresponding SVG wrapper element, or null if not attached */
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173 _getSVG: function(container) {
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174 container = (typeof container == 'string' ? $(container)[0] :
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175 (container.jquery ? container[0] : container));
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176 return $.data(container, PROP_NAME);
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177 },
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178
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179 /* Remove the SVG functionality from a div.
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180 @param container (element) the container for the SVG object */
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181 _destroySVG: function(container) {
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182 var $container = $(container);
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183 if (!$container.hasClass(this.markerClassName)) {
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184 return;
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185 }
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186 $container.removeClass(this.markerClassName);
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187 if (container.namespaceURI != this.svgNS) {
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188 $container.empty();
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189 }
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190 $.removeData(container, PROP_NAME);
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191 },
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192
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193 /* Extend the SVGWrapper object with an embedded class.
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194 The constructor function must take a single parameter that is
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195 a reference to the owning SVG root object. This allows the
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196 extension to access the basic SVG functionality.
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197 @param name (string) the name of the SVGWrapper attribute to access the new class
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198 @param extClass (function) the extension class constructor */
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199 addExtension: function(name, extClass) {
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200 this._extensions.push([name, extClass]);
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201 }
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202 });
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203
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204 /* The main SVG interface, which encapsulates the SVG element.
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205 Obtain a reference from $().svg('get') */
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206 function SVGWrapper(svg, container) {
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207 this._svg = svg; // The SVG root node
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208 this._container = container; // The containing div
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209 for (var i = 0; i < $.svg._extensions.length; i++) {
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210 var extension = $.svg._extensions[i];
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211 this[extension[0]] = new extension[1](this);
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212 }
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213 }
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214
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215 $.extend(SVGWrapper.prototype, {
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216
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217 /* Retrieve the width of the SVG object. */
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218 _width: function() {
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219 return (this._container ? this._container.clientWidth : this._svg.width);
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220 },
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221
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222 /* Retrieve the height of the SVG object. */
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223 _height: function() {
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224 return (this._container ? this._container.clientHeight : this._svg.height);
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225 },
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226
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227 /* Retrieve the root SVG element.
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228 @return the top-level SVG element */
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229 root: function() {
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230 return this._svg;
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231 },
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232
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233 /* Configure the SVG root.
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234 @param settings (object) additional settings for the root
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235 @param clear (boolean) true to remove existing attributes first,
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236 false to add to what is already there (optional)
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237 @return (SVGWrapper) this root */
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238 configure: function(settings, clear) {
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239 if (clear) {
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240 for (var i = this._svg.attributes.length - 1; i >= 0; i--) {
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241 var attr = this._svg.attributes.item(i);
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242 if (!(attr.nodeName == 'onload' || attr.nodeName == 'version' ||
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243 attr.nodeName.substring(0, 5) == 'xmlns')) {
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244 this._svg.attributes.removeNamedItem(attr.nodeName);
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245 }
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246 }
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247 }
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248 for (var attrName in settings) {
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249 this._svg.setAttribute(attrName, settings[attrName]);
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250 }
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251 return this;
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252 },
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253
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254 /* Locate a specific element in the SVG document.
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255 @param id (string) the element's identifier
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256 @return (element) the element reference, or null if not found */
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257 getElementById: function(id) {
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258 return this._svg.ownerDocument.getElementById(id);
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259 },
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260
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261 /* Change the attributes for a SVG node.
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262 @param element (SVG element) the node to change
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263 @param settings (object) the new settings
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264 @return (SVGWrapper) this root */
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265 change: function(element, settings) {
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266 if (element) {
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267 for (var name in settings) {
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268 if (settings[name] == null) {
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269 element.removeAttribute(name);
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270 }
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271 else {
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272 element.setAttribute(name, settings[name]);
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273 }
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274 }
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275 }
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276 return this;
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277 },
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278
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279 /* Check for parent being absent and adjust arguments accordingly. */
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280 _args: function(values, names, optSettings) {
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281 names.splice(0, 0, 'parent');
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282 names.splice(names.length, 0, 'settings');
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283 var args = {};
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284 var offset = 0;
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285 if (values[0] != null && values[0].jquery) {
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286 values[0] = values[0][0];
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287 }
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288 if (values[0] != null && !(typeof values[0] == 'object' && values[0].nodeName)) {
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289 args['parent'] = null;
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290 offset = 1;
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291 }
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292 for (var i = 0; i < values.length; i++) {
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293 args[names[i + offset]] = values[i];
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294 }
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295 if (optSettings) {
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296 $.each(optSettings, function(i, value) {
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297 if (typeof args[value] == 'object') {
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298 args.settings = args[value];
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299 args[value] = null;
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300 }
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301 });
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302 }
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303 return args;
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304 },
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305
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306 /* Add a title.
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307 @param parent (element or jQuery) the parent node for the new title (optional)
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308 @param text (string) the text of the title
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309 @param settings (object) additional settings for the title (optional)
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310 @return (element) the new title node */
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311 title: function(parent, text, settings) {
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312 var args = this._args(arguments, ['text']);
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313 var node = this._makeNode(args.parent, 'title', args.settings || {});
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314 node.appendChild(this._svg.ownerDocument.createTextNode(args.text));
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315 return node;
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316 },
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317
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318 /* Add a description.
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319 @param parent (element or jQuery) the parent node for the new description (optional)
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320 @param text (string) the text of the description
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321 @param settings (object) additional settings for the description (optional)
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322 @return (element) the new description node */
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323 describe: function(parent, text, settings) {
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324 var args = this._args(arguments, ['text']);
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325 var node = this._makeNode(args.parent, 'desc', args.settings || {});
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326 node.appendChild(this._svg.ownerDocument.createTextNode(args.text));
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327 return node;
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328 },
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329
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330 /* Add a definitions node.
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331 @param parent (element or jQuery) the parent node for the new definitions (optional)
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332 @param id (string) the ID of this definitions (optional)
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333 @param settings (object) additional settings for the definitions (optional)
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334 @return (element) the new definitions node */
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335 defs: function(parent, id, settings) {
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336 var args = this._args(arguments, ['id'], ['id']);
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337 return this._makeNode(args.parent, 'defs', $.extend(
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338 (args.id ? {id: args.id} : {}), args.settings || {}));
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339 },
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340
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341 /* Add a symbol definition.
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342 @param parent (element or jQuery) the parent node for the new symbol (optional)
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343 @param id (string) the ID of this symbol
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344 @param x1 (number) the left coordinate for this symbol
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345 @param y1 (number) the top coordinate for this symbol
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346 @param width (number) the width of this symbol
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347 @param height (number) the height of this symbol
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348 @param settings (object) additional settings for the symbol (optional)
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349 @return (element) the new symbol node */
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350 symbol: function(parent, id, x1, y1, width, height, settings) {
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351 var args = this._args(arguments, ['id', 'x1', 'y1', 'width', 'height']);
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352 return this._makeNode(args.parent, 'symbol', $.extend({id: args.id,
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353 viewBox: args.x1 + ' ' + args.y1 + ' ' + args.width + ' ' + args.height},
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354 args.settings || {}));
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355 },
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356
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357 /* Add a marker definition.
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358 @param parent (element or jQuery) the parent node for the new marker (optional)
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359 @param id (string) the ID of this marker
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360 @param refX (number) the x-coordinate for the reference point
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361 @param refY (number) the y-coordinate for the reference point
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362 @param mWidth (number) the marker viewport width
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363 @param mHeight (number) the marker viewport height
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364 @param orient (string or int) 'auto' or angle (degrees) (optional)
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365 @param settings (object) additional settings for the marker (optional)
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366 @return (element) the new marker node */
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367 marker: function(parent, id, refX, refY, mWidth, mHeight, orient, settings) {
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368 var args = this._args(arguments, ['id', 'refX', 'refY',
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369 'mWidth', 'mHeight', 'orient'], ['orient']);
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370 return this._makeNode(args.parent, 'marker', $.extend(
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371 {id: args.id, refX: args.refX, refY: args.refY, markerWidth: args.mWidth,
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372 markerHeight: args.mHeight, orient: args.orient || 'auto'}, args.settings || {}));
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373 },
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374
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375 /* Add a style node.
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376 @param parent (element or jQuery) the parent node for the new node (optional)
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377 @param styles (string) the CSS styles
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378 @param settings (object) additional settings for the node (optional)
|
|
|
379 @return (element) the new style node */
|
|
|
380 style: function(parent, styles, settings) {
|
|
|
381 var args = this._args(arguments, ['styles']);
|
|
|
382 var node = this._makeNode(args.parent, 'style', $.extend(
|
|
|
383 {type: 'text/css'}, args.settings || {}));
|
|
|
384 node.appendChild(this._svg.ownerDocument.createTextNode(args.styles));
|
|
|
385 if ($.browser.opera) {
|
|
|
386 $('head').append('<style type="text/css">' + args.styles + '</style>');
|
|
|
387 }
|
|
|
388 return node;
|
|
|
389 },
|
|
|
390
|
|
|
391 /* Add a script node.
|
|
|
392 @param parent (element or jQuery) the parent node for the new node (optional)
|
|
|
393 @param script (string) the JavaScript code
|
|
|
394 @param type (string) the MIME type for the code (optional, default 'text/javascript')
|
|
|
395 @param settings (object) additional settings for the node (optional)
|
|
|
396 @return (element) the new script node */
|
|
|
397 script: function(parent, script, type, settings) {
|
|
|
398 var args = this._args(arguments, ['script', 'type'], ['type']);
|
|
|
399 var node = this._makeNode(args.parent, 'script', $.extend(
|
|
|
400 {type: args.type || 'text/javascript'}, args.settings || {}));
|
|
|
401 node.appendChild(this._svg.ownerDocument.createTextNode(this._escapeXML(args.script)));
|
|
|
402 if (!$.browser.mozilla) {
|
|
|
403 $.globalEval(args.script);
|
|
|
404 }
|
|
|
405 return node;
|
|
|
406 },
|
|
|
407
|
|
|
408 /* Add a linear gradient definition.
|
|
|
409 Specify all of x1, y1, x2, y2 or none of them.
|
|
|
410 @param parent (element or jQuery) the parent node for the new gradient (optional)
|
|
|
411 @param id (string) the ID for this gradient
|
|
|
412 @param stops (string[][]) the gradient stops, each entry is
|
|
|
413 [0] is offset (0.0-1.0 or 0%-100%), [1] is colour,
|
|
|
414 [2] is opacity (optional)
|
|
|
415 @param x1 (number) the x-coordinate of the gradient start (optional)
|
|
|
416 @param y1 (number) the y-coordinate of the gradient start (optional)
|
|
|
417 @param x2 (number) the x-coordinate of the gradient end (optional)
|
|
|
418 @param y2 (number) the y-coordinate of the gradient end (optional)
|
|
|
419 @param settings (object) additional settings for the gradient (optional)
|
|
|
420 @return (element) the new gradient node */
|
|
|
421 linearGradient: function(parent, id, stops, x1, y1, x2, y2, settings) {
|
|
|
422 var args = this._args(arguments,
|
|
|
423 ['id', 'stops', 'x1', 'y1', 'x2', 'y2'], ['x1']);
|
|
|
424 var sets = $.extend({id: args.id},
|
|
|
425 (args.x1 != null ? {x1: args.x1, y1: args.y1, x2: args.x2, y2: args.y2} : {}));
|
|
|
426 return this._gradient(args.parent, 'linearGradient',
|
|
|
427 $.extend(sets, args.settings || {}), args.stops);
|
|
|
428 },
|
|
|
429
|
|
|
430 /* Add a radial gradient definition.
|
|
|
431 Specify all of cx, cy, r, fx, fy or none of them.
|
|
|
432 @param parent (element or jQuery) the parent node for the new gradient (optional)
|
|
|
433 @param id (string) the ID for this gradient
|
|
|
434 @param stops (string[][]) the gradient stops, each entry
|
|
|
435 [0] is offset, [1] is colour, [2] is opacity (optional)
|
|
|
436 @param cx (number) the x-coordinate of the largest circle centre (optional)
|
|
|
437 @param cy (number) the y-coordinate of the largest circle centre (optional)
|
|
|
438 @param r (number) the radius of the largest circle (optional)
|
|
|
439 @param fx (number) the x-coordinate of the gradient focus (optional)
|
|
|
440 @param fy (number) the y-coordinate of the gradient focus (optional)
|
|
|
441 @param settings (object) additional settings for the gradient (optional)
|
|
|
442 @return (element) the new gradient node */
|
|
|
443 radialGradient: function(parent, id, stops, cx, cy, r, fx, fy, settings) {
|
|
|
444 var args = this._args(arguments,
|
|
|
445 ['id', 'stops', 'cx', 'cy', 'r', 'fx', 'fy'], ['cx']);
|
|
|
446 var sets = $.extend({id: args.id}, (args.cx != null ?
|
|
|
447 {cx: args.cx, cy: args.cy, r: args.r, fx: args.fx, fy: args.fy} : {}));
|
|
|
448 return this._gradient(args.parent, 'radialGradient',
|
|
|
449 $.extend(sets, args.settings || {}), args.stops);
|
|
|
450 },
|
|
|
451
|
|
|
452 /* Add a gradient node. */
|
|
|
453 _gradient: function(parent, name, settings, stops) {
|
|
|
454 var node = this._makeNode(parent, name, settings);
|
|
|
455 for (var i = 0; i < stops.length; i++) {
|
|
|
456 var stop = stops[i];
|
|
|
457 this._makeNode(node, 'stop', $.extend(
|
|
|
458 {offset: stop[0], stopColor: stop[1]},
|
|
|
459 (stop[2] != null ? {stopOpacity: stop[2]} : {})));
|
|
|
460 }
|
|
|
461 return node;
|
|
|
462 },
|
|
|
463
|
|
|
464 /* Add a pattern definition.
|
|
|
465 Specify all of vx, vy, xwidth, vheight or none of them.
|
|
|
466 @param parent (element or jQuery) the parent node for the new pattern (optional)
|
|
|
467 @param id (string) the ID for this pattern
|
|
|
468 @param x (number) the x-coordinate for the left edge of the pattern
|
|
|
469 @param y (number) the y-coordinate for the top edge of the pattern
|
|
|
470 @param width (number) the width of the pattern
|
|
|
471 @param height (number) the height of the pattern
|
|
|
472 @param vx (number) the minimum x-coordinate for view box (optional)
|
|
|
473 @param vy (number) the minimum y-coordinate for the view box (optional)
|
|
|
474 @param vwidth (number) the width of the view box (optional)
|
|
|
475 @param vheight (number) the height of the view box (optional)
|
|
|
476 @param settings (object) additional settings for the pattern (optional)
|
|
|
477 @return (element) the new pattern node */
|
|
|
478 pattern: function(parent, id, x, y, width, height, vx, vy, vwidth, vheight, settings) {
|
|
|
479 var args = this._args(arguments, ['id', 'x', 'y', 'width', 'height',
|
|
|
480 'vx', 'vy', 'vwidth', 'vheight'], ['vx']);
|
|
|
481 var sets = $.extend({id: args.id, x: args.x, y: args.y,
|
|
|
482 width: args.width, height: args.height}, (args.vx != null ?
|
|
|
483 {viewBox: args.vx + ' ' + args.vy + ' ' + args.vwidth + ' ' + args.vheight} : {}));
|
|
|
484 return this._makeNode(args.parent, 'pattern', $.extend(sets, args.settings || {}));
|
|
|
485 },
|
|
|
486
|
|
|
487 /* Add a mask definition.
|
|
|
488 @param parent (element or jQuery) the parent node for the new mask (optional)
|
|
|
489 @param id (string) the ID for this mask
|
|
|
490 @param x (number) the x-coordinate for the left edge of the mask
|
|
|
491 @param y (number) the y-coordinate for the top edge of the mask
|
|
|
492 @param width (number) the width of the mask
|
|
|
493 @param height (number) the height of the mask
|
|
|
494 @param settings (object) additional settings for the mask (optional)
|
|
|
495 @return (element) the new mask node */
|
|
|
496 mask: function(parent, id, x, y, width, height, settings) {
|
|
|
497 var args = this._args(arguments, ['id', 'x', 'y', 'width', 'height']);
|
|
|
498 return this._makeNode(args.parent, 'mask', $.extend(
|
|
|
499 {id: args.id, x: args.x, y: args.y, width: args.width, height: args.height},
|
|
|
500 args.settings || {}));
|
|
|
501 },
|
|
|
502
|
|
|
503 /* Create a new path object.
|
|
|
504 @return (SVGPath) a new path object */
|
|
|
505 createPath: function() {
|
|
|
506 return new SVGPath();
|
|
|
507 },
|
|
|
508
|
|
|
509 /* Create a new text object.
|
|
|
510 @return (SVGText) a new text object */
|
|
|
511 createText: function() {
|
|
|
512 return new SVGText();
|
|
|
513 },
|
|
|
514
|
|
|
515 /* Add an embedded SVG element.
|
|
|
516 Specify all of vx, vy, vwidth, vheight or none of them.
|
|
|
517 @param parent (element or jQuery) the parent node for the new node (optional)
|
|
|
518 @param x (number) the x-coordinate for the left edge of the node
|
|
|
519 @param y (number) the y-coordinate for the top edge of the node
|
|
|
520 @param width (number) the width of the node
|
|
|
521 @param height (number) the height of the node
|
|
|
522 @param vx (number) the minimum x-coordinate for view box (optional)
|
|
|
523 @param vy (number) the minimum y-coordinate for the view box (optional)
|
|
|
524 @param vwidth (number) the width of the view box (optional)
|
|
|
525 @param vheight (number) the height of the view box (optional)
|
|
|
526 @param settings (object) additional settings for the node (optional)
|
|
|
527 @return (element) the new node */
|
|
|
528 svg: function(parent, x, y, width, height, vx, vy, vwidth, vheight, settings) {
|
|
|
529 var args = this._args(arguments, ['x', 'y', 'width', 'height',
|
|
|
530 'vx', 'vy', 'vwidth', 'vheight'], ['vx']);
|
|
|
531 var sets = $.extend({x: args.x, y: args.y, width: args.width, height: args.height},
|
|
|
532 (args.vx != null ? {viewBox: args.vx + ' ' + args.vy + ' ' +
|
|
|
533 args.vwidth + ' ' + args.vheight} : {}));
|
|
|
534 return this._makeNode(args.parent, 'svg', $.extend(sets, args.settings || {}));
|
|
|
535 },
|
|
|
536
|
|
|
537 /* Create a group.
|
|
|
538 @param parent (element or jQuery) the parent node for the new group (optional)
|
|
|
539 @param id (string) the ID of this group (optional)
|
|
|
540 @param settings (object) additional settings for the group (optional)
|
|
|
541 @return (element) the new group node */
|
|
|
542 group: function(parent, id, settings) {
|
|
|
543 var args = this._args(arguments, ['id'], ['id']);
|
|
|
544 return this._makeNode(args.parent, 'g', $.extend({id: args.id}, args.settings || {}));
|
|
|
545 },
|
|
|
546
|
|
|
547 /* Add a usage reference.
|
|
|
548 Specify all of x, y, width, height or none of them.
|
|
|
549 @param parent (element or jQuery) the parent node for the new node (optional)
|
|
|
550 @param x (number) the x-coordinate for the left edge of the node (optional)
|
|
|
551 @param y (number) the y-coordinate for the top edge of the node (optional)
|
|
|
552 @param width (number) the width of the node (optional)
|
|
|
553 @param height (number) the height of the node (optional)
|
|
|
554 @param ref (string) the ID of the definition node
|
|
|
555 @param settings (object) additional settings for the node (optional)
|
|
|
556 @return (element) the new node */
|
|
|
557 use: function(parent, x, y, width, height, ref, settings) {
|
|
|
558 var args = this._args(arguments, ['x', 'y', 'width', 'height', 'ref']);
|
|
|
559 if (typeof args.x == 'string') {
|
|
|
560 args.ref = args.x;
|
|
|
561 args.settings = args.y;
|
|
|
562 args.x = args.y = args.width = args.height = null;
|
|
|
563 }
|
|
|
564 var node = this._makeNode(args.parent, 'use', $.extend(
|
|
|
565 {x: args.x, y: args.y, width: args.width, height: args.height},
|
|
|
566 args.settings || {}));
|
|
|
567 node.setAttributeNS($.svg.xlinkNS, 'href', args.ref);
|
|
|
568 return node;
|
|
|
569 },
|
|
|
570
|
|
|
571 /* Add a link, which applies to all child elements.
|
|
|
572 @param parent (element or jQuery) the parent node for the new link (optional)
|
|
|
573 @param ref (string) the target URL
|
|
|
574 @param settings (object) additional settings for the link (optional)
|
|
|
575 @return (element) the new link node */
|
|
|
576 link: function(parent, ref, settings) {
|
|
|
577 var args = this._args(arguments, ['ref']);
|
|
|
578 var node = this._makeNode(args.parent, 'a', args.settings);
|
|
|
579 node.setAttributeNS($.svg.xlinkNS, 'href', args.ref);
|
|
|
580 return node;
|
|
|
581 },
|
|
|
582
|
|
|
583 /* Add an image.
|
|
|
584 @param parent (element or jQuery) the parent node for the new image (optional)
|
|
|
585 @param x (number) the x-coordinate for the left edge of the image
|
|
|
586 @param y (number) the y-coordinate for the top edge of the image
|
|
|
587 @param width (number) the width of the image
|
|
|
588 @param height (number) the height of the image
|
|
|
589 @param ref (string) the path to the image
|
|
|
590 @param settings (object) additional settings for the image (optional)
|
|
|
591 @return (element) the new image node */
|
|
|
592 image: function(parent, x, y, width, height, ref, settings) {
|
|
|
593 var args = this._args(arguments, ['x', 'y', 'width', 'height', 'ref']);
|
|
|
594 var node = this._makeNode(args.parent, 'image', $.extend(
|
|
|
595 {x: args.x, y: args.y, width: args.width, height: args.height},
|
|
|
596 args.settings || {}));
|
|
|
597 node.setAttributeNS($.svg.xlinkNS, 'href', args.ref);
|
|
|
598 return node;
|
|
|
599 },
|
|
|
600
|
|
|
601 /* Draw a path.
|
|
|
602 @param parent (element or jQuery) the parent node for the new shape (optional)
|
|
|
603 @param path (string or SVGPath) the path to draw
|
|
|
604 @param settings (object) additional settings for the shape (optional)
|
|
|
605 @return (element) the new shape node */
|
|
|
606 path: function(parent, path, settings) {
|
|
|
607 var args = this._args(arguments, ['path']);
|
|
|
608 return this._makeNode(args.parent, 'path', $.extend(
|
|
|
609 {d: (args.path.path ? args.path.path() : args.path)}, args.settings || {}));
|
|
|
610 },
|
|
|
611
|
|
|
612 /* Draw a rectangle.
|
|
|
613 Specify both of rx and ry or neither.
|
|
|
614 @param parent (element or jQuery) the parent node for the new shape (optional)
|
|
|
615 @param x (number) the x-coordinate for the left edge of the rectangle
|
|
|
616 @param y (number) the y-coordinate for the top edge of the rectangle
|
|
|
617 @param width (number) the width of the rectangle
|
|
|
618 @param height (number) the height of the rectangle
|
|
|
619 @param rx (number) the x-radius of the ellipse for the rounded corners (optional)
|
|
|
620 @param ry (number) the y-radius of the ellipse for the rounded corners (optional)
|
|
|
621 @param settings (object) additional settings for the shape (optional)
|
|
|
622 @return (element) the new shape node */
|
|
|
623 rect: function(parent, x, y, width, height, rx, ry, settings) {
|
|
|
624 var args = this._args(arguments, ['x', 'y', 'width', 'height', 'rx', 'ry'], ['rx']);
|
|
|
625 return this._makeNode(args.parent, 'rect', $.extend(
|
|
|
626 {x: args.x, y: args.y, width: args.width, height: args.height},
|
|
|
627 (args.rx ? {rx: args.rx, ry: args.ry} : {}), args.settings || {}));
|
|
|
628 },
|
|
|
629
|
|
|
630 /* Draw a circle.
|
|
|
631 @param parent (element or jQuery) the parent node for the new shape (optional)
|
|
|
632 @param cx (number) the x-coordinate for the centre of the circle
|
|
|
633 @param cy (number) the y-coordinate for the centre of the circle
|
|
|
634 @param r (number) the radius of the circle
|
|
|
635 @param settings (object) additional settings for the shape (optional)
|
|
|
636 @return (element) the new shape node */
|
|
|
637 circle: function(parent, cx, cy, r, settings) {
|
|
|
638 var args = this._args(arguments, ['cx', 'cy', 'r']);
|
|
|
639 return this._makeNode(args.parent, 'circle', $.extend(
|
|
|
640 {cx: args.cx, cy: args.cy, r: args.r}, args.settings || {}));
|
|
|
641 },
|
|
|
642
|
|
|
643 /* Draw an ellipse.
|
|
|
644 @param parent (element or jQuery) the parent node for the new shape (optional)
|
|
|
645 @param cx (number) the x-coordinate for the centre of the ellipse
|
|
|
646 @param cy (number) the y-coordinate for the centre of the ellipse
|
|
|
647 @param rx (number) the x-radius of the ellipse
|
|
|
648 @param ry (number) the y-radius of the ellipse
|
|
|
649 @param settings (object) additional settings for the shape (optional)
|
|
|
650 @return (element) the new shape node */
|
|
|
651 ellipse: function(parent, cx, cy, rx, ry, settings) {
|
|
|
652 var args = this._args(arguments, ['cx', 'cy', 'rx', 'ry']);
|
|
|
653 return this._makeNode(args.parent, 'ellipse', $.extend(
|
|
|
654 {cx: args.cx, cy: args.cy, rx: args.rx, ry: args.ry}, args.settings || {}));
|
|
|
655 },
|
|
|
656
|
|
|
657 /* Draw a line.
|
|
|
658 @param parent (element or jQuery) the parent node for the new shape (optional)
|
|
|
659 @param x1 (number) the x-coordinate for the start of the line
|
|
|
660 @param y1 (number) the y-coordinate for the start of the line
|
|
|
661 @param x2 (number) the x-coordinate for the end of the line
|
|
|
662 @param y2 (number) the y-coordinate for the end of the line
|
|
|
663 @param settings (object) additional settings for the shape (optional)
|
|
|
664 @return (element) the new shape node */
|
|
|
665 line: function(parent, x1, y1, x2, y2, settings) {
|
|
|
666 var args = this._args(arguments, ['x1', 'y1', 'x2', 'y2']);
|
|
|
667 return this._makeNode(args.parent, 'line', $.extend(
|
|
|
668 {x1: args.x1, y1: args.y1, x2: args.x2, y2: args.y2}, args.settings || {}));
|
|
|
669 },
|
|
|
670
|
|
|
671 /* Draw a polygonal line.
|
|
|
672 @param parent (element or jQuery) the parent node for the new shape (optional)
|
|
|
673 @param points (number[][]) the x-/y-coordinates for the points on the line
|
|
|
674 @param settings (object) additional settings for the shape (optional)
|
|
|
675 @return (element) the new shape node */
|
|
|
676 polyline: function(parent, points, settings) {
|
|
|
677 var args = this._args(arguments, ['points']);
|
|
|
678 return this._poly(args.parent, 'polyline', args.points, args.settings);
|
|
|
679 },
|
|
|
680
|
|
|
681 /* Draw a polygonal shape.
|
|
|
682 @param parent (element or jQuery) the parent node for the new shape (optional)
|
|
|
683 @param points (number[][]) the x-/y-coordinates for the points on the shape
|
|
|
684 @param settings (object) additional settings for the shape (optional)
|
|
|
685 @return (element) the new shape node */
|
|
|
686 polygon: function(parent, points, settings) {
|
|
|
687 var args = this._args(arguments, ['points']);
|
|
|
688 return this._poly(args.parent, 'polygon', args.points, args.settings);
|
|
|
689 },
|
|
|
690
|
|
|
691 /* Draw a polygonal line or shape. */
|
|
|
692 _poly: function(parent, name, points, settings) {
|
|
|
693 var ps = '';
|
|
|
694 for (var i = 0; i < points.length; i++) {
|
|
|
695 ps += points[i].join() + ' ';
|
|
|
696 }
|
|
|
697 return this._makeNode(parent, name, $.extend(
|
|
|
698 {points: $.trim(ps)}, settings || {}));
|
|
|
699 },
|
|
|
700
|
|
|
701 /* Draw text.
|
|
|
702 Specify both of x and y or neither of them.
|
|
|
703 @param parent (element or jQuery) the parent node for the text (optional)
|
|
|
704 @param x (number or number[]) the x-coordinate(s) for the text (optional)
|
|
|
705 @param y (number or number[]) the y-coordinate(s) for the text (optional)
|
|
|
706 @param value (string) the text content or
|
|
|
707 (SVGText) text with spans and references
|
|
|
708 @param settings (object) additional settings for the text (optional)
|
|
|
709 @return (element) the new text node */
|
|
|
710 text: function(parent, x, y, value, settings) {
|
|
|
711 var args = this._args(arguments, ['x', 'y', 'value']);
|
|
|
712 if (typeof args.x == 'string' && arguments.length < 4) {
|
|
|
713 args.value = args.x;
|
|
|
714 args.settings = args.y;
|
|
|
715 args.x = args.y = null;
|
|
|
716 }
|
|
|
717 return this._text(args.parent, 'text', args.value, $.extend(
|
|
|
718 {x: (args.x && isArray(args.x) ? args.x.join(' ') : args.x),
|
|
|
719 y: (args.y && isArray(args.y) ? args.y.join(' ') : args.y)},
|
|
|
720 args.settings || {}));
|
|
|
721 },
|
|
|
722
|
|
|
723 /* Draw text along a path.
|
|
|
724 @param parent (element or jQuery) the parent node for the text (optional)
|
|
|
725 @param path (string) the ID of the path
|
|
|
726 @param value (string) the text content or
|
|
|
727 (SVGText) text with spans and references
|
|
|
728 @param settings (object) additional settings for the text (optional)
|
|
|
729 @return (element) the new text node */
|
|
|
730 textpath: function(parent, path, value, settings) {
|
|
|
731 var args = this._args(arguments, ['path', 'value']);
|
|
|
732 var node = this._text(args.parent, 'textPath', args.value, args.settings || {});
|
|
|
733 node.setAttributeNS($.svg.xlinkNS, 'href', args.path);
|
|
|
734 return node;
|
|
|
735 },
|
|
|
736
|
|
|
737 /* Draw text. */
|
|
|
738 _text: function(parent, name, value, settings) {
|
|
|
739 var node = this._makeNode(parent, name, settings);
|
|
|
740 if (typeof value == 'string') {
|
|
|
741 node.appendChild(node.ownerDocument.createTextNode(value));
|
|
|
742 }
|
|
|
743 else {
|
|
|
744 for (var i = 0; i < value._parts.length; i++) {
|
|
|
745 var part = value._parts[i];
|
|
|
746 if (part[0] == 'tspan') {
|
|
|
747 var child = this._makeNode(node, part[0], part[2]);
|
|
|
748 child.appendChild(node.ownerDocument.createTextNode(part[1]));
|
|
|
749 node.appendChild(child);
|
|
|
750 }
|
|
|
751 else if (part[0] == 'tref') {
|
|
|
752 var child = this._makeNode(node, part[0], part[2]);
|
|
|
753 child.setAttributeNS($.svg.xlinkNS, 'href', part[1]);
|
|
|
754 node.appendChild(child);
|
|
|
755 }
|
|
|
756 else if (part[0] == 'textpath') {
|
|
|
757 var set = $.extend({}, part[2]);
|
|
|
758 set.href = null;
|
|
|
759 var child = this._makeNode(node, part[0], set);
|
|
|
760 child.setAttributeNS($.svg.xlinkNS, 'href', part[2].href);
|
|
|
761 child.appendChild(node.ownerDocument.createTextNode(part[1]));
|
|
|
762 node.appendChild(child);
|
|
|
763 }
|
|
|
764 else { // straight text
|
|
|
765 node.appendChild(node.ownerDocument.createTextNode(part[1]));
|
|
|
766 }
|
|
|
767 }
|
|
|
768 }
|
|
|
769 return node;
|
|
|
770 },
|
|
|
771
|
|
|
772 /* Add a custom SVG element.
|
|
|
773 @param parent (element or jQuery) the parent node for the new element (optional)
|
|
|
774 @param name (string) the name of the element
|
|
|
775 @param settings (object) additional settings for the element (optional)
|
|
|
776 @return (element) the new custom node */
|
|
|
777 other: function(parent, name, settings) {
|
|
|
778 var args = this._args(arguments, ['name']);
|
|
|
779 return this._makeNode(args.parent, args.name, args.settings || {});
|
|
|
780 },
|
|
|
781
|
|
|
782 /* Create a shape node with the given settings. */
|
|
|
783 _makeNode: function(parent, name, settings) {
|
|
|
784 parent = parent || this._svg;
|
|
|
785 var node = this._svg.ownerDocument.createElementNS($.svg.svgNS, name);
|
|
|
786 for (var name in settings) {
|
|
|
787 var value = settings[name];
|
|
|
788 if (value != null && value != null &&
|
|
|
789 (typeof value != 'string' || value != '')) {
|
|
|
790 node.setAttribute($.svg._attrNames[name] || name, value);
|
|
|
791 }
|
|
|
792 }
|
|
|
793 parent.appendChild(node);
|
|
|
794 return node;
|
|
|
795 },
|
|
|
796
|
|
|
797 /* Add an existing SVG node to the diagram.
|
|
|
798 @param parent (element or jQuery) the parent node for the new node (optional)
|
|
|
799 @param node (element) the new node to add or
|
|
|
800 (string) the jQuery selector for the node or
|
|
|
801 (jQuery collection) set of nodes to add
|
|
|
802 @return (SVGWrapper) this wrapper */
|
|
|
803 add: function(parent, node) {
|
|
|
804 var args = this._args((arguments.length == 1 ? [null, parent] : arguments), ['node']);
|
|
|
805 var svg = this;
|
|
|
806 args.parent = args.parent || this._svg;
|
|
|
807 try {
|
|
|
808 if ($.svg._renesis) {
|
|
|
809 throw 'Force traversal';
|
|
|
810 }
|
|
|
811 args.parent.appendChild(args.node.cloneNode(true));
|
|
|
812 }
|
|
|
813 catch (e) {
|
|
|
814 args.node = (args.node.jquery ? args.node : $(args.node));
|
|
|
815 args.node.each(function() {
|
|
|
816 var child = svg._cloneAsSVG(this);
|
|
|
817 if (child) {
|
|
|
818 args.parent.appendChild(child);
|
|
|
819 }
|
|
|
820 });
|
|
|
821 }
|
|
|
822 return this;
|
|
|
823 },
|
|
|
824
|
|
|
825 /* SVG nodes must belong to the SVG namespace, so clone and ensure this is so. */
|
|
|
826 _cloneAsSVG: function(node) {
|
|
|
827 var newNode = null;
|
|
|
828 if (node.nodeType == 1) { // element
|
|
|
829 newNode = this._svg.ownerDocument.createElementNS(
|
|
|
830 $.svg.svgNS, this._checkName(node.nodeName));
|
|
|
831 for (var i = 0; i < node.attributes.length; i++) {
|
|
|
832 var attr = node.attributes.item(i);
|
|
|
833 if (attr.nodeName != 'xmlns' && attr.nodeValue) {
|
|
|
834 if (attr.prefix == 'xlink') {
|
|
|
835 newNode.setAttributeNS($.svg.xlinkNS, attr.localName, attr.nodeValue);
|
|
|
836 }
|
|
|
837 else {
|
|
|
838 newNode.setAttribute(this._checkName(attr.nodeName), attr.nodeValue);
|
|
|
839 }
|
|
|
840 }
|
|
|
841 }
|
|
|
842 for (var i = 0; i < node.childNodes.length; i++) {
|
|
|
843 var child = this._cloneAsSVG(node.childNodes[i]);
|
|
|
844 if (child) {
|
|
|
845 newNode.appendChild(child);
|
|
|
846 }
|
|
|
847 }
|
|
|
848 }
|
|
|
849 else if (node.nodeType == 3) { // text
|
|
|
850 if ($.trim(node.nodeValue)) {
|
|
|
851 newNode = this._svg.ownerDocument.createTextNode(node.nodeValue);
|
|
|
852 }
|
|
|
853 }
|
|
|
854 else if (node.nodeType == 4) { // CDATA
|
|
|
855 if ($.trim(node.nodeValue)) {
|
|
|
856 try {
|
|
|
857 newNode = this._svg.ownerDocument.createCDATASection(node.nodeValue);
|
|
|
858 }
|
|
|
859 catch (e) {
|
|
|
860 newNode = this._svg.ownerDocument.createTextNode(
|
|
|
861 node.nodeValue.replace(/&/g, '&').
|
|
|
862 replace(/</g, '<').replace(/>/g, '>'));
|
|
|
863 }
|
|
|
864 }
|
|
|
865 }
|
|
|
866 return newNode;
|
|
|
867 },
|
|
|
868
|
|
|
869 /* Node names must be lower case and without SVG namespace prefix. */
|
|
|
870 _checkName: function(name) {
|
|
|
871 name = (name.substring(0, 1) >= 'A' && name.substring(0, 1) <= 'Z' ?
|
|
|
872 name.toLowerCase() : name);
|
|
|
873 return (name.substring(0, 4) == 'svg:' ? name.substring(4) : name);
|
|
|
874 },
|
|
|
875
|
|
|
876 /* Load an external SVG document.
|
|
|
877 @param url (string) the location of the SVG document or
|
|
|
878 the actual SVG content
|
|
|
879 @param settings (boolean) see addTo below or
|
|
|
880 (function) see onLoad below or
|
|
|
881 (object) additional settings for the load with attributes below:
|
|
|
882 addTo (boolean) true to add to what's already there,
|
|
|
883 or false to clear the canvas first
|
|
|
884 changeSize (boolean) true to allow the canvas size to change,
|
|
|
885 or false to retain the original
|
|
|
886 onLoad (function) callback after the document has loaded,
|
|
|
887 'this' is the container, receives SVG object and
|
|
|
888 optional error message as a parameter
|
|
|
889 @return (SVGWrapper) this root */
|
|
|
890 load: function(url, settings) {
|
|
|
891 settings = (typeof settings == 'boolean'? {addTo: settings} :
|
|
|
892 (typeof settings == 'function'? {onLoad: settings} : settings || {}));
|
|
|
893 if (!settings.addTo) {
|
|
|
894 this.clear(false);
|
|
|
895 }
|
|
|
896 var size = [this._svg.getAttribute('width'), this._svg.getAttribute('height')];
|
|
|
897 var wrapper = this;
|
|
|
898 // Report a problem with the load
|
|
|
899 var reportError = function(message) {
|
|
|
900 message = $.svg.local.errorLoadingText + ': ' + message;
|
|
|
901 if (settings.onLoad) {
|
|
|
902 settings.onLoad.apply(wrapper._container || wrapper._svg, [wrapper, message]);
|
|
|
903 }
|
|
|
904 else {
|
|
|
905 wrapper.text(null, 10, 20, message);
|
|
|
906 }
|
|
|
907 };
|
|
|
908 // Create a DOM from SVG content
|
|
|
909 var loadXML4IE = function(data) {
|
|
|
910 var xml = new ActiveXObject('Microsoft.XMLDOM');
|
|
|
911 xml.validateOnParse = false;
|
|
|
912 xml.resolveExternals = false;
|
|
|
913 xml.async = false;
|
|
|
914 xml.loadXML(data);
|
|
|
915 if (xml.parseError.errorCode != 0) {
|
|
|
916 reportError(xml.parseError.reason);
|
|
|
917 return null;
|
|
|
918 }
|
|
|
919 return xml;
|
|
|
920 };
|
|
|
921 // Load the SVG DOM
|
|
|
922 var loadSVG = function(data) {
|
|
|
923 if (!data) {
|
|
|
924 return;
|
|
|
925 }
|
|
|
926 if (data.documentElement.nodeName != 'svg') {
|
|
|
927 var errors = data.getElementsByTagName('parsererror');
|
|
|
928 var messages = (errors.length ? errors[0].getElementsByTagName('div') : []); // Safari
|
|
|
929 reportError(!errors.length ? '???' :
|
|
|
930 (messages.length ? messages[0] : errors[0]).firstChild.nodeValue);
|
|
|
931 return;
|
|
|
932 }
|
|
|
933 var attrs = {};
|
|
|
934 for (var i = 0; i < data.documentElement.attributes.length; i++) {
|
|
|
935 var attr = data.documentElement.attributes.item(i);
|
|
|
936 if (!(attr.nodeName == 'version' || attr.nodeName.substring(0, 5) == 'xmlns')) {
|
|
|
937 attrs[attr.nodeName] = attr.nodeValue;
|
|
|
938 }
|
|
|
939 }
|
|
|
940 wrapper.configure(attrs, true);
|
|
|
941 var nodes = data.documentElement.childNodes;
|
|
|
942 for (var i = 0; i < nodes.length; i++) {
|
|
|
943 try {
|
|
|
944 if ($.svg._renesis) {
|
|
|
945 throw 'Force traversal';
|
|
|
946 }
|
|
|
947 wrapper._svg.appendChild(nodes[i].cloneNode(true));
|
|
|
948 if (nodes[i].nodeName == 'script') {
|
|
|
949 $.globalEval(nodes[i].textContent);
|
|
|
950 }
|
|
|
951 }
|
|
|
952 catch (e) {
|
|
|
953 wrapper.add(null, nodes[i]);
|
|
|
954 }
|
|
|
955 }
|
|
|
956 if (!settings.changeSize) {
|
|
|
957 wrapper.configure({width: size[0], height: size[1]});
|
|
|
958 }
|
|
|
959 if (settings.onLoad) {
|
|
|
960 settings.onLoad.apply(wrapper._container || wrapper._svg, [wrapper]);
|
|
|
961 }
|
|
|
962 };
|
|
|
963 if (url.match('<svg')) { // Inline SVG
|
|
|
964 loadSVG($.browser.msie ? loadXML4IE(url) :
|
|
|
965 new DOMParser().parseFromString(url, 'text/xml'));
|
|
|
966 }
|
|
|
967 else { // Remote SVG
|
|
|
968 $.ajax({url: url, dataType: ($.browser.msie ? 'text' : 'xml'),
|
|
|
969 success: function(xml) {
|
|
|
970 loadSVG($.browser.msie ? loadXML4IE(xml) : xml);
|
|
|
971 }, error: function(http, message, exc) {
|
|
|
972 reportError(message + (exc ? ' ' + exc.message : ''));
|
|
|
973 }});
|
|
|
974 }
|
|
|
975 return this;
|
|
|
976 },
|
|
|
977
|
|
|
978 /* Delete a specified node.
|
|
|
979 @param node (element or jQuery) the drawing node to remove
|
|
|
980 @return (SVGWrapper) this root */
|
|
|
981 remove: function(node) {
|
|
|
982 node = (node.jquery ? node[0] : node);
|
|
|
983 node.parentNode.removeChild(node);
|
|
|
984 return this;
|
|
|
985 },
|
|
|
986
|
|
|
987 /* Delete everything in the current document.
|
|
|
988 @param attrsToo (boolean) true to clear any root attributes as well,
|
|
|
989 false to leave them (optional)
|
|
|
990 @return (SVGWrapper) this root */
|
|
|
991 clear: function(attrsToo) {
|
|
|
992 if (attrsToo) {
|
|
|
993 this.configure({}, true);
|
|
|
994 }
|
|
|
995 while (this._svg.firstChild) {
|
|
|
996 this._svg.removeChild(this._svg.firstChild);
|
|
|
997 }
|
|
|
998 return this;
|
|
|
999 },
|
|
|
1000
|
|
|
1001 /* Serialise the current diagram into an SVG text document.
|
|
|
1002 @param node (SVG element) the starting node (optional)
|
|
|
1003 @return (string) the SVG as text */
|
|
|
1004 toSVG: function(node) {
|
|
|
1005 node = node || this._svg;
|
|
|
1006 return (typeof XMLSerializer == 'undefined' ? this._toSVG(node) :
|
|
|
1007 new XMLSerializer().serializeToString(node));
|
|
|
1008 },
|
|
|
1009
|
|
|
1010 /* Serialise one node in the SVG hierarchy. */
|
|
|
1011 _toSVG: function(node) {
|
|
|
1012 var svgDoc = '';
|
|
|
1013 if (!node) {
|
|
|
1014 return svgDoc;
|
|
|
1015 }
|
|
|
1016 if (node.nodeType == 3) { // Text
|
|
|
1017 svgDoc = node.nodeValue;
|
|
|
1018 }
|
|
|
1019 else if (node.nodeType == 4) { // CDATA
|
|
|
1020 svgDoc = '<![CDATA[' + node.nodeValue + ']]>';
|
|
|
1021 }
|
|
|
1022 else { // Element
|
|
|
1023 svgDoc = '<' + node.nodeName;
|
|
|
1024 if (node.attributes) {
|
|
|
1025 for (var i = 0; i < node.attributes.length; i++) {
|
|
|
1026 var attr = node.attributes.item(i);
|
|
|
1027 if (!($.trim(attr.nodeValue) == '' || attr.nodeValue.match(/^\[object/) ||
|
|
|
1028 attr.nodeValue.match(/^function/))) {
|
|
|
1029 svgDoc += ' ' + (attr.namespaceURI == $.svg.xlinkNS ? 'xlink:' : '') +
|
|
|
1030 attr.nodeName + '="' + attr.nodeValue + '"';
|
|
|
1031 }
|
|
|
1032 }
|
|
|
1033 }
|
|
|
1034 if (node.firstChild) {
|
|
|
1035 svgDoc += '>';
|
|
|
1036 var child = node.firstChild;
|
|
|
1037 while (child) {
|
|
|
1038 svgDoc += this._toSVG(child);
|
|
|
1039 child = child.nextSibling;
|
|
|
1040 }
|
|
|
1041 svgDoc += '</' + node.nodeName + '>';
|
|
|
1042 }
|
|
|
1043 else {
|
|
|
1044 svgDoc += '/>';
|
|
|
1045 }
|
|
|
1046 }
|
|
|
1047 return svgDoc;
|
|
|
1048 },
|
|
|
1049
|
|
|
1050 /* Escape reserved characters in XML. */
|
|
|
1051 _escapeXML: function(text) {
|
|
|
1052 text = text.replace(/&/g, '&');
|
|
|
1053 text = text.replace(/</g, '<');
|
|
|
1054 text = text.replace(/>/g, '>');
|
|
|
1055 return text;
|
|
|
1056 }
|
|
|
1057 });
|
|
|
1058
|
|
|
1059 /* Helper to generate an SVG path.
|
|
|
1060 Obtain an instance from the SVGWrapper object.
|
|
|
1061 String calls together to generate the path and use its value:
|
|
|
1062 var path = root.createPath();
|
|
|
1063 root.path(null, path.move(100, 100).line(300, 100).line(200, 300).close(), {fill: 'red'});
|
|
|
1064 or
|
|
|
1065 root.path(null, path.move(100, 100).line([[300, 100], [200, 300]]).close(), {fill: 'red'}); */
|
|
|
1066 function SVGPath() {
|
|
|
1067 this._path = '';
|
|
|
1068 }
|
|
|
1069
|
|
|
1070 $.extend(SVGPath.prototype, {
|
|
|
1071 /* Prepare to create a new path.
|
|
|
1072 @return (SVGPath) this path */
|
|
|
1073 reset: function() {
|
|
|
1074 this._path = '';
|
|
|
1075 return this;
|
|
|
1076 },
|
|
|
1077
|
|
|
1078 /* Move the pointer to a position.
|
|
|
1079 @param x (number) x-coordinate to move to or
|
|
|
1080 (number[][]) x-/y-coordinates to move to
|
|
|
1081 @param y (number) y-coordinate to move to (omitted if x is array)
|
|
|
1082 @param relative (boolean) true for coordinates relative to the current point,
|
|
|
1083 false for coordinates being absolute
|
|
|
1084 @return (SVGPath) this path */
|
|
|
1085 move: function(x, y, relative) {
|
|
|
1086 relative = (isArray(x) ? y : relative);
|
|
|
1087 return this._coords((relative ? 'm' : 'M'), x, y);
|
|
|
1088 },
|
|
|
1089
|
|
|
1090 /* Draw a line to a position.
|
|
|
1091 @param x (number) x-coordinate to move to or
|
|
|
1092 (number[][]) x-/y-coordinates to move to
|
|
|
1093 @param y (number) y-coordinate to move to (omitted if x is array)
|
|
|
1094 @param relative (boolean) true for coordinates relative to the current point,
|
|
|
1095 false for coordinates being absolute
|
|
|
1096 @return (SVGPath) this path */
|
|
|
1097 line: function(x, y, relative) {
|
|
|
1098 relative = (isArray(x) ? y : relative);
|
|
|
1099 return this._coords((relative ? 'l' : 'L'), x, y);
|
|
|
1100 },
|
|
|
1101
|
|
|
1102 /* Draw a horizontal line to a position.
|
|
|
1103 @param x (number) x-coordinate to draw to or
|
|
|
1104 (number[]) x-coordinates to draw to
|
|
|
1105 @param relative (boolean) true for coordinates relative to the current point,
|
|
|
1106 false for coordinates being absolute
|
|
|
1107 @return (SVGPath) this path */
|
|
|
1108 horiz: function(x, relative) {
|
|
|
1109 this._path += (relative ? 'h' : 'H') + (isArray(x) ? x.join(' ') : x);
|
|
|
1110 return this;
|
|
|
1111 },
|
|
|
1112
|
|
|
1113 /* Draw a vertical line to a position.
|
|
|
1114 @param y (number) y-coordinate to draw to or
|
|
|
1115 (number[]) y-coordinates to draw to
|
|
|
1116 @param relative (boolean) true for coordinates relative to the current point,
|
|
|
1117 false for coordinates being absolute
|
|
|
1118 @return (SVGPath) this path */
|
|
|
1119 vert: function(y, relative) {
|
|
|
1120 this._path += (relative ? 'v' : 'V') + (isArray(y) ? y.join(' ') : y);
|
|
|
1121 return this;
|
|
|
1122 },
|
|
|
1123
|
|
|
1124 /* Draw a cubic Bézier curve.
|
|
|
1125 @param x1 (number) x-coordinate of beginning control point or
|
|
|
1126 (number[][]) x-/y-coordinates of control and end points to draw to
|
|
|
1127 @param y1 (number) y-coordinate of beginning control point (omitted if x1 is array)
|
|
|
1128 @param x2 (number) x-coordinate of ending control point (omitted if x1 is array)
|
|
|
1129 @param y2 (number) y-coordinate of ending control point (omitted if x1 is array)
|
|
|
1130 @param x (number) x-coordinate of curve end (omitted if x1 is array)
|
|
|
1131 @param y (number) y-coordinate of curve end (omitted if x1 is array)
|
|
|
1132 @param relative (boolean) true for coordinates relative to the current point,
|
|
|
1133 false for coordinates being absolute
|
|
|
1134 @return (SVGPath) this path */
|
|
|
1135 curveC: function(x1, y1, x2, y2, x, y, relative) {
|
|
|
1136 relative = (isArray(x1) ? y1 : relative);
|
|
|
1137 return this._coords((relative ? 'c' : 'C'), x1, y1, x2, y2, x, y);
|
|
|
1138 },
|
|
|
1139
|
|
|
1140 /* Continue a cubic Bézier curve.
|
|
|
1141 Starting control point is the reflection of the previous end control point.
|
|
|
1142 @param x2 (number) x-coordinate of ending control point or
|
|
|
1143 (number[][]) x-/y-coordinates of control and end points to draw to
|
|
|
1144 @param y2 (number) y-coordinate of ending control point (omitted if x2 is array)
|
|
|
1145 @param x (number) x-coordinate of curve end (omitted if x2 is array)
|
|
|
1146 @param y (number) y-coordinate of curve end (omitted if x2 is array)
|
|
|
1147 @param relative (boolean) true for coordinates relative to the current point,
|
|
|
1148 false for coordinates being absolute
|
|
|
1149 @return (SVGPath) this path */
|
|
|
1150 smoothC: function(x2, y2, x, y, relative) {
|
|
|
1151 relative = (isArray(x2) ? y2 : relative);
|
|
|
1152 return this._coords((relative ? 's' : 'S'), x2, y2, x, y);
|
|
|
1153 },
|
|
|
1154
|
|
|
1155 /* Draw a quadratic Bézier curve.
|
|
|
1156 @param x1 (number) x-coordinate of control point or
|
|
|
1157 (number[][]) x-/y-coordinates of control and end points to draw to
|
|
|
1158 @param y1 (number) y-coordinate of control point (omitted if x1 is array)
|
|
|
1159 @param x (number) x-coordinate of curve end (omitted if x1 is array)
|
|
|
1160 @param y (number) y-coordinate of curve end (omitted if x1 is array)
|
|
|
1161 @param relative (boolean) true for coordinates relative to the current point,
|
|
|
1162 false for coordinates being absolute
|
|
|
1163 @return (SVGPath) this path */
|
|
|
1164 curveQ: function(x1, y1, x, y, relative) {
|
|
|
1165 relative = (isArray(x1) ? y1 : relative);
|
|
|
1166 return this._coords((relative ? 'q' : 'Q'), x1, y1, x, y);
|
|
|
1167 },
|
|
|
1168
|
|
|
1169 /* Continue a quadratic Bézier curve.
|
|
|
1170 Control point is the reflection of the previous control point.
|
|
|
1171 @param x (number) x-coordinate of curve end or
|
|
|
1172 (number[][]) x-/y-coordinates of points to draw to
|
|
|
1173 @param y (number) y-coordinate of curve end (omitted if x is array)
|
|
|
1174 @param relative (boolean) true for coordinates relative to the current point,
|
|
|
1175 false for coordinates being absolute
|
|
|
1176 @return (SVGPath) this path */
|
|
|
1177 smoothQ: function(x, y, relative) {
|
|
|
1178 relative = (isArray(x) ? y : relative);
|
|
|
1179 return this._coords((relative ? 't' : 'T'), x, y);
|
|
|
1180 },
|
|
|
1181
|
|
|
1182 /* Generate a path command with (a list of) coordinates. */
|
|
|
1183 _coords: function(cmd, x1, y1, x2, y2, x3, y3) {
|
|
|
1184 if (isArray(x1)) {
|
|
|
1185 for (var i = 0; i < x1.length; i++) {
|
|
|
1186 var cs = x1[i];
|
|
|
1187 this._path += (i == 0 ? cmd : ' ') + cs[0] + ',' + cs[1] +
|
|
|
1188 (cs.length < 4 ? '' : ' ' + cs[2] + ',' + cs[3] +
|
|
|
1189 (cs.length < 6 ? '': ' ' + cs[4] + ',' + cs[5]));
|
|
|
1190 }
|
|
|
1191 }
|
|
|
1192 else {
|
|
|
1193 this._path += cmd + x1 + ',' + y1 +
|
|
|
1194 (x2 == null ? '' : ' ' + x2 + ',' + y2 +
|
|
|
1195 (x3 == null ? '' : ' ' + x3 + ',' + y3));
|
|
|
1196 }
|
|
|
1197 return this;
|
|
|
1198 },
|
|
|
1199
|
|
|
1200 /* Draw an arc to a position.
|
|
|
1201 @param rx (number) x-radius of arc or
|
|
|
1202 (number/boolean[][]) x-/y-coordinates and flags for points to draw to
|
|
|
1203 @param ry (number) y-radius of arc (omitted if rx is array)
|
|
|
1204 @param xRotate (number) x-axis rotation (degrees, clockwise) (omitted if rx is array)
|
|
|
1205 @param large (boolean) true to draw the large part of the arc,
|
|
|
1206 false to draw the small part (omitted if rx is array)
|
|
|
1207 @param clockwise (boolean) true to draw the clockwise arc,
|
|
|
1208 false to draw the anti-clockwise arc (omitted if rx is array)
|
|
|
1209 @param x (number) x-coordinate of arc end (omitted if rx is array)
|
|
|
1210 @param y (number) y-coordinate of arc end (omitted if rx is array)
|
|
|
1211 @param relative (boolean) true for coordinates relative to the current point,
|
|
|
1212 false for coordinates being absolute
|
|
|
1213 @return (SVGPath) this path */
|
|
|
1214 arc: function(rx, ry, xRotate, large, clockwise, x, y, relative) {
|
|
|
1215 relative = (isArray(rx) ? ry : relative);
|
|
|
1216 this._path += (relative ? 'a' : 'A');
|
|
|
1217 if (isArray(rx)) {
|
|
|
1218 for (var i = 0; i < rx.length; i++) {
|
|
|
1219 var cs = rx[i];
|
|
|
1220 this._path += (i == 0 ? '' : ' ') + cs[0] + ',' + cs[1] + ' ' +
|
|
|
1221 cs[2] + ' ' + (cs[3] ? '1' : '0') + ',' +
|
|
|
1222 (cs[4] ? '1' : '0') + ' ' + cs[5] + ',' + cs[6];
|
|
|
1223 }
|
|
|
1224 }
|
|
|
1225 else {
|
|
|
1226 this._path += rx + ',' + ry + ' ' + xRotate + ' ' +
|
|
|
1227 (large ? '1' : '0') + ',' + (clockwise ? '1' : '0') + ' ' + x + ',' + y;
|
|
|
1228 }
|
|
|
1229 return this;
|
|
|
1230 },
|
|
|
1231
|
|
|
1232 /* Close the current path.
|
|
|
1233 @return (SVGPath) this path */
|
|
|
1234 close: function() {
|
|
|
1235 this._path += 'z';
|
|
|
1236 return this;
|
|
|
1237 },
|
|
|
1238
|
|
|
1239 /* Return the string rendering of the specified path.
|
|
|
1240 @return (string) stringified path */
|
|
|
1241 path: function() {
|
|
|
1242 return this._path;
|
|
|
1243 }
|
|
|
1244 });
|
|
|
1245
|
|
|
1246 SVGPath.prototype.moveTo = SVGPath.prototype.move;
|
|
|
1247 SVGPath.prototype.lineTo = SVGPath.prototype.line;
|
|
|
1248 SVGPath.prototype.horizTo = SVGPath.prototype.horiz;
|
|
|
1249 SVGPath.prototype.vertTo = SVGPath.prototype.vert;
|
|
|
1250 SVGPath.prototype.curveCTo = SVGPath.prototype.curveC;
|
|
|
1251 SVGPath.prototype.smoothCTo = SVGPath.prototype.smoothC;
|
|
|
1252 SVGPath.prototype.curveQTo = SVGPath.prototype.curveQ;
|
|
|
1253 SVGPath.prototype.smoothQTo = SVGPath.prototype.smoothQ;
|
|
|
1254 SVGPath.prototype.arcTo = SVGPath.prototype.arc;
|
|
|
1255
|
|
|
1256 /* Helper to generate an SVG text object.
|
|
|
1257 Obtain an instance from the SVGWrapper object.
|
|
|
1258 String calls together to generate the text and use its value:
|
|
|
1259 var text = root.createText();
|
|
|
1260 root.text(null, x, y, text.string('This is ').
|
|
|
1261 span('red', {fill: 'red'}).string('!'), {fill: 'blue'}); */
|
|
|
1262 function SVGText() {
|
|
|
1263 this._parts = []; // The components of the text object
|
|
|
1264 }
|
|
|
1265
|
|
|
1266 $.extend(SVGText.prototype, {
|
|
|
1267 /* Prepare to create a new text object.
|
|
|
1268 @return (SVGText) this text */
|
|
|
1269 reset: function() {
|
|
|
1270 this._parts = [];
|
|
|
1271 return this;
|
|
|
1272 },
|
|
|
1273
|
|
|
1274 /* Add a straight string value.
|
|
|
1275 @param value (string) the actual text
|
|
|
1276 @return (SVGText) this text object */
|
|
|
1277 string: function(value) {
|
|
|
1278 this._parts[this._parts.length] = ['text', value];
|
|
|
1279 return this;
|
|
|
1280 },
|
|
|
1281
|
|
|
1282 /* Add a separate text span that has its own settings.
|
|
|
1283 @param value (string) the actual text
|
|
|
1284 @param settings (object) the settings for this text
|
|
|
1285 @return (SVGText) this text object */
|
|
|
1286 span: function(value, settings) {
|
|
|
1287 this._parts[this._parts.length] = ['tspan', value, settings];
|
|
|
1288 return this;
|
|
|
1289 },
|
|
|
1290
|
|
|
1291 /* Add a reference to a previously defined text string.
|
|
|
1292 @param id (string) the ID of the actual text
|
|
|
1293 @param settings (object) the settings for this text
|
|
|
1294 @return (SVGText) this text object */
|
|
|
1295 ref: function(id, settings) {
|
|
|
1296 this._parts[this._parts.length] = ['tref', id, settings];
|
|
|
1297 return this;
|
|
|
1298 },
|
|
|
1299
|
|
|
1300 /* Add text drawn along a path.
|
|
|
1301 @param id (string) the ID of the path
|
|
|
1302 @param value (string) the actual text
|
|
|
1303 @param settings (object) the settings for this text
|
|
|
1304 @return (SVGText) this text object */
|
|
|
1305 path: function(id, value, settings) {
|
|
|
1306 this._parts[this._parts.length] = ['textpath', value,
|
|
|
1307 $.extend({href: id}, settings || {})];
|
|
|
1308 return this;
|
|
|
1309 }
|
|
|
1310 });
|
|
|
1311
|
|
|
1312 /* Attach the SVG functionality to a jQuery selection.
|
|
|
1313 @param command (string) the command to run (optional, default 'attach')
|
|
|
1314 @param options (object) the new settings to use for these SVG instances
|
|
|
1315 @return jQuery (object) for chaining further calls */
|
|
|
1316 $.fn.svg = function(options) {
|
|
|
1317 var otherArgs = Array.prototype.slice.call(arguments, 1);
|
|
|
1318 if (typeof options == 'string' && options == 'get') {
|
|
|
1319 return $.svg['_' + options + 'SVG'].apply($.svg, [this[0]].concat(otherArgs));
|
|
|
1320 }
|
|
|
1321 return this.each(function() {
|
|
|
1322 if (typeof options == 'string') {
|
|
|
1323 $.svg['_' + options + 'SVG'].apply($.svg, [this].concat(otherArgs));
|
|
|
1324 }
|
|
|
1325 else {
|
|
|
1326 $.svg._attachSVG(this, options || {});
|
|
|
1327 }
|
|
|
1328 });
|
|
|
1329 };
|
|
|
1330
|
|
|
1331 /* Determine whether an object is an array. */
|
|
|
1332 function isArray(a) {
|
|
|
1333 return (a && a.constructor == Array);
|
|
|
1334 }
|
|
|
1335
|
|
|
1336 // Singleton primary SVG interface
|
|
|
1337 $.svg = new SVGManager();
|
|
|
1338
|
|
|
1339 })(jQuery);
|
