1 /* |
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2 * jQuery UI Resizable 1.8.1 |
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3 * |
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4 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about) |
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5 * Dual licensed under the MIT (MIT-LICENSE.txt) |
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6 * and GPL (GPL-LICENSE.txt) licenses. |
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7 * |
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8 * http://docs.jquery.com/UI/Resizables |
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9 * |
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10 * Depends: |
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11 * jquery.ui.core.js |
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12 * jquery.ui.mouse.js |
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13 * jquery.ui.widget.js |
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14 */ |
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15 (function($) { |
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16 |
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17 $.widget("ui.resizable", $.ui.mouse, { |
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18 widgetEventPrefix: "resize", |
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19 options: { |
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20 alsoResize: false, |
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21 animate: false, |
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22 animateDuration: "slow", |
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23 animateEasing: "swing", |
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24 aspectRatio: false, |
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25 autoHide: false, |
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26 containment: false, |
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27 ghost: false, |
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28 grid: false, |
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29 handles: "e,s,se", |
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30 helper: false, |
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31 maxHeight: null, |
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32 maxWidth: null, |
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33 minHeight: 10, |
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34 minWidth: 10, |
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35 zIndex: 1000 |
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36 }, |
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37 _create: function() { |
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38 |
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39 var self = this, o = this.options; |
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40 this.element.addClass("ui-resizable"); |
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41 |
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42 $.extend(this, { |
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43 _aspectRatio: !!(o.aspectRatio), |
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44 aspectRatio: o.aspectRatio, |
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45 originalElement: this.element, |
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46 _proportionallyResizeElements: [], |
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47 _helper: o.helper || o.ghost || o.animate ? o.helper || 'ui-resizable-helper' : null |
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48 }); |
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49 |
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50 //Wrap the element if it cannot hold child nodes |
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51 if(this.element[0].nodeName.match(/canvas|textarea|input|select|button|img/i)) { |
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52 |
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53 //Opera fix for relative positioning |
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54 if (/relative/.test(this.element.css('position')) && $.browser.opera) |
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55 this.element.css({ position: 'relative', top: 'auto', left: 'auto' }); |
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56 |
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57 //Create a wrapper element and set the wrapper to the new current internal element |
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58 this.element.wrap( |
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59 $('<div class="ui-wrapper" style="overflow: hidden;"></div>').css({ |
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60 position: this.element.css('position'), |
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61 width: this.element.outerWidth(), |
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62 height: this.element.outerHeight(), |
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63 top: this.element.css('top'), |
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64 left: this.element.css('left') |
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65 }) |
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66 ); |
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67 |
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68 //Overwrite the original this.element |
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69 this.element = this.element.parent().data( |
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70 "resizable", this.element.data('resizable') |
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71 ); |
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72 |
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73 this.elementIsWrapper = true; |
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74 |
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75 //Move margins to the wrapper |
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76 this.element.css({ marginLeft: this.originalElement.css("marginLeft"), marginTop: this.originalElement.css("marginTop"), marginRight: this.originalElement.css("marginRight"), marginBottom: this.originalElement.css("marginBottom") }); |
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77 this.originalElement.css({ marginLeft: 0, marginTop: 0, marginRight: 0, marginBottom: 0}); |
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78 |
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79 //Prevent Safari textarea resize |
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80 this.originalResizeStyle = this.originalElement.css('resize'); |
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81 this.originalElement.css('resize', 'none'); |
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82 |
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83 //Push the actual element to our proportionallyResize internal array |
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84 this._proportionallyResizeElements.push(this.originalElement.css({ position: 'static', zoom: 1, display: 'block' })); |
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85 |
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86 // avoid IE jump (hard set the margin) |
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87 this.originalElement.css({ margin: this.originalElement.css('margin') }); |
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88 |
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89 // fix handlers offset |
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90 this._proportionallyResize(); |
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91 |
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92 } |
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93 |
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94 this.handles = o.handles || (!$('.ui-resizable-handle', this.element).length ? "e,s,se" : { n: '.ui-resizable-n', e: '.ui-resizable-e', s: '.ui-resizable-s', w: '.ui-resizable-w', se: '.ui-resizable-se', sw: '.ui-resizable-sw', ne: '.ui-resizable-ne', nw: '.ui-resizable-nw' }); |
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95 if(this.handles.constructor == String) { |
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96 |
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97 if(this.handles == 'all') this.handles = 'n,e,s,w,se,sw,ne,nw'; |
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98 var n = this.handles.split(","); this.handles = {}; |
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99 |
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100 for(var i = 0; i < n.length; i++) { |
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101 |
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102 var handle = $.trim(n[i]), hname = 'ui-resizable-'+handle; |
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103 var axis = $('<div class="ui-resizable-handle ' + hname + '"></div>'); |
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104 |
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105 // increase zIndex of sw, se, ne, nw axis |
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106 //TODO : this modifies original option |
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107 if(/sw|se|ne|nw/.test(handle)) axis.css({ zIndex: ++o.zIndex }); |
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108 |
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109 //TODO : What's going on here? |
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110 if ('se' == handle) { |
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111 axis.addClass('ui-icon ui-icon-gripsmall-diagonal-se'); |
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112 }; |
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113 |
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114 //Insert into internal handles object and append to element |
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115 this.handles[handle] = '.ui-resizable-'+handle; |
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116 this.element.append(axis); |
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117 } |
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118 |
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119 } |
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120 |
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121 this._renderAxis = function(target) { |
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122 |
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123 target = target || this.element; |
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124 |
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125 for(var i in this.handles) { |
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126 |
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127 if(this.handles[i].constructor == String) |
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128 this.handles[i] = $(this.handles[i], this.element).show(); |
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129 |
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130 //Apply pad to wrapper element, needed to fix axis position (textarea, inputs, scrolls) |
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131 if (this.elementIsWrapper && this.originalElement[0].nodeName.match(/textarea|input|select|button/i)) { |
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132 |
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133 var axis = $(this.handles[i], this.element), padWrapper = 0; |
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134 |
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135 //Checking the correct pad and border |
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136 padWrapper = /sw|ne|nw|se|n|s/.test(i) ? axis.outerHeight() : axis.outerWidth(); |
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137 |
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138 //The padding type i have to apply... |
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139 var padPos = [ 'padding', |
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140 /ne|nw|n/.test(i) ? 'Top' : |
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141 /se|sw|s/.test(i) ? 'Bottom' : |
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142 /^e$/.test(i) ? 'Right' : 'Left' ].join(""); |
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143 |
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144 target.css(padPos, padWrapper); |
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145 |
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146 this._proportionallyResize(); |
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147 |
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148 } |
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149 |
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150 //TODO: What's that good for? There's not anything to be executed left |
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151 if(!$(this.handles[i]).length) |
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152 continue; |
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153 |
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154 } |
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155 }; |
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156 |
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157 //TODO: make renderAxis a prototype function |
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158 this._renderAxis(this.element); |
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159 |
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160 this._handles = $('.ui-resizable-handle', this.element) |
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161 .disableSelection(); |
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162 |
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163 //Matching axis name |
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164 this._handles.mouseover(function() { |
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165 if (!self.resizing) { |
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166 if (this.className) |
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167 var axis = this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i); |
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168 //Axis, default = se |
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169 self.axis = axis && axis[1] ? axis[1] : 'se'; |
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170 } |
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171 }); |
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172 |
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173 //If we want to auto hide the elements |
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174 if (o.autoHide) { |
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175 this._handles.hide(); |
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176 $(this.element) |
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177 .addClass("ui-resizable-autohide") |
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178 .hover(function() { |
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179 $(this).removeClass("ui-resizable-autohide"); |
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180 self._handles.show(); |
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181 }, |
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182 function(){ |
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183 if (!self.resizing) { |
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184 $(this).addClass("ui-resizable-autohide"); |
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185 self._handles.hide(); |
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186 } |
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187 }); |
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188 } |
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189 |
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190 //Initialize the mouse interaction |
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191 this._mouseInit(); |
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192 |
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193 }, |
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194 |
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195 destroy: function() { |
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196 |
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197 this._mouseDestroy(); |
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198 |
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199 var _destroy = function(exp) { |
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200 $(exp).removeClass("ui-resizable ui-resizable-disabled ui-resizable-resizing") |
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201 .removeData("resizable").unbind(".resizable").find('.ui-resizable-handle').remove(); |
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202 }; |
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203 |
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204 //TODO: Unwrap at same DOM position |
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205 if (this.elementIsWrapper) { |
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206 _destroy(this.element); |
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207 var wrapper = this.element; |
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208 wrapper.after( |
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209 this.originalElement.css({ |
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210 position: wrapper.css('position'), |
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211 width: wrapper.outerWidth(), |
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212 height: wrapper.outerHeight(), |
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213 top: wrapper.css('top'), |
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214 left: wrapper.css('left') |
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215 }) |
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216 ).remove(); |
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217 } |
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218 |
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219 this.originalElement.css('resize', this.originalResizeStyle); |
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220 _destroy(this.originalElement); |
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221 |
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222 return this; |
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223 }, |
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224 |
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225 _mouseCapture: function(event) { |
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226 var handle = false; |
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227 for (var i in this.handles) { |
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228 if ($(this.handles[i])[0] == event.target) { |
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229 handle = true; |
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230 } |
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231 } |
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232 |
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233 return !this.options.disabled && handle; |
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234 }, |
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235 |
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236 _mouseStart: function(event) { |
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237 |
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238 var o = this.options, iniPos = this.element.position(), el = this.element; |
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239 |
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240 this.resizing = true; |
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241 this.documentScroll = { top: $(document).scrollTop(), left: $(document).scrollLeft() }; |
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242 |
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243 // bugfix for http://dev.jquery.com/ticket/1749 |
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244 if (el.is('.ui-draggable') || (/absolute/).test(el.css('position'))) { |
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245 el.css({ position: 'absolute', top: iniPos.top, left: iniPos.left }); |
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246 } |
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247 |
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248 //Opera fixing relative position |
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249 if ($.browser.opera && (/relative/).test(el.css('position'))) |
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250 el.css({ position: 'relative', top: 'auto', left: 'auto' }); |
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251 |
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252 this._renderProxy(); |
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253 |
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254 var curleft = num(this.helper.css('left')), curtop = num(this.helper.css('top')); |
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255 |
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256 if (o.containment) { |
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257 curleft += $(o.containment).scrollLeft() || 0; |
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258 curtop += $(o.containment).scrollTop() || 0; |
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259 } |
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260 |
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261 //Store needed variables |
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262 this.offset = this.helper.offset(); |
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263 this.position = { left: curleft, top: curtop }; |
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264 this.size = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() }; |
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265 this.originalSize = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() }; |
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266 this.originalPosition = { left: curleft, top: curtop }; |
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267 this.sizeDiff = { width: el.outerWidth() - el.width(), height: el.outerHeight() - el.height() }; |
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268 this.originalMousePosition = { left: event.pageX, top: event.pageY }; |
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269 |
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270 //Aspect Ratio |
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271 this.aspectRatio = (typeof o.aspectRatio == 'number') ? o.aspectRatio : ((this.originalSize.width / this.originalSize.height) || 1); |
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272 |
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273 var cursor = $('.ui-resizable-' + this.axis).css('cursor'); |
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274 $('body').css('cursor', cursor == 'auto' ? this.axis + '-resize' : cursor); |
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275 |
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276 el.addClass("ui-resizable-resizing"); |
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277 this._propagate("start", event); |
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278 return true; |
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279 }, |
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280 |
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281 _mouseDrag: function(event) { |
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282 |
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283 //Increase performance, avoid regex |
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284 var el = this.helper, o = this.options, props = {}, |
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285 self = this, smp = this.originalMousePosition, a = this.axis; |
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286 |
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287 var dx = (event.pageX-smp.left)||0, dy = (event.pageY-smp.top)||0; |
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288 var trigger = this._change[a]; |
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289 if (!trigger) return false; |
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290 |
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291 // Calculate the attrs that will be change |
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292 var data = trigger.apply(this, [event, dx, dy]), ie6 = $.browser.msie && $.browser.version < 7, csdif = this.sizeDiff; |
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293 |
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294 if (this._aspectRatio || event.shiftKey) |
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295 data = this._updateRatio(data, event); |
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296 |
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297 data = this._respectSize(data, event); |
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298 |
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299 // plugins callbacks need to be called first |
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300 this._propagate("resize", event); |
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301 |
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302 el.css({ |
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303 top: this.position.top + "px", left: this.position.left + "px", |
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304 width: this.size.width + "px", height: this.size.height + "px" |
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305 }); |
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306 |
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307 if (!this._helper && this._proportionallyResizeElements.length) |
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308 this._proportionallyResize(); |
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309 |
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310 this._updateCache(data); |
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311 |
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312 // calling the user callback at the end |
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313 this._trigger('resize', event, this.ui()); |
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314 |
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315 return false; |
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316 }, |
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317 |
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318 _mouseStop: function(event) { |
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319 |
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320 this.resizing = false; |
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321 var o = this.options, self = this; |
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322 |
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323 if(this._helper) { |
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324 var pr = this._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName), |
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325 soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height, |
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326 soffsetw = ista ? 0 : self.sizeDiff.width; |
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327 |
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328 var s = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) }, |
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329 left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null, |
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330 top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null; |
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331 |
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332 if (!o.animate) |
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333 this.element.css($.extend(s, { top: top, left: left })); |
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334 |
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335 self.helper.height(self.size.height); |
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336 self.helper.width(self.size.width); |
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337 |
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338 if (this._helper && !o.animate) this._proportionallyResize(); |
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339 } |
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340 |
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341 $('body').css('cursor', 'auto'); |
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342 |
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343 this.element.removeClass("ui-resizable-resizing"); |
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344 |
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345 this._propagate("stop", event); |
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346 |
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347 if (this._helper) this.helper.remove(); |
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348 return false; |
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349 |
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350 }, |
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351 |
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352 _updateCache: function(data) { |
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353 var o = this.options; |
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354 this.offset = this.helper.offset(); |
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355 if (isNumber(data.left)) this.position.left = data.left; |
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356 if (isNumber(data.top)) this.position.top = data.top; |
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357 if (isNumber(data.height)) this.size.height = data.height; |
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358 if (isNumber(data.width)) this.size.width = data.width; |
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359 }, |
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360 |
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361 _updateRatio: function(data, event) { |
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362 |
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363 var o = this.options, cpos = this.position, csize = this.size, a = this.axis; |
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364 |
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365 if (data.height) data.width = (csize.height * this.aspectRatio); |
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366 else if (data.width) data.height = (csize.width / this.aspectRatio); |
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367 |
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368 if (a == 'sw') { |
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369 data.left = cpos.left + (csize.width - data.width); |
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370 data.top = null; |
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371 } |
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372 if (a == 'nw') { |
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373 data.top = cpos.top + (csize.height - data.height); |
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374 data.left = cpos.left + (csize.width - data.width); |
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375 } |
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376 |
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377 return data; |
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378 }, |
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379 |
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380 _respectSize: function(data, event) { |
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381 |
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382 var el = this.helper, o = this.options, pRatio = this._aspectRatio || event.shiftKey, a = this.axis, |
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383 ismaxw = isNumber(data.width) && o.maxWidth && (o.maxWidth < data.width), ismaxh = isNumber(data.height) && o.maxHeight && (o.maxHeight < data.height), |
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384 isminw = isNumber(data.width) && o.minWidth && (o.minWidth > data.width), isminh = isNumber(data.height) && o.minHeight && (o.minHeight > data.height); |
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385 |
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386 if (isminw) data.width = o.minWidth; |
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387 if (isminh) data.height = o.minHeight; |
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388 if (ismaxw) data.width = o.maxWidth; |
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389 if (ismaxh) data.height = o.maxHeight; |
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390 |
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391 var dw = this.originalPosition.left + this.originalSize.width, dh = this.position.top + this.size.height; |
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392 var cw = /sw|nw|w/.test(a), ch = /nw|ne|n/.test(a); |
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393 |
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394 if (isminw && cw) data.left = dw - o.minWidth; |
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395 if (ismaxw && cw) data.left = dw - o.maxWidth; |
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396 if (isminh && ch) data.top = dh - o.minHeight; |
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397 if (ismaxh && ch) data.top = dh - o.maxHeight; |
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398 |
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399 // fixing jump error on top/left - bug #2330 |
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400 var isNotwh = !data.width && !data.height; |
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401 if (isNotwh && !data.left && data.top) data.top = null; |
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402 else if (isNotwh && !data.top && data.left) data.left = null; |
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403 |
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404 return data; |
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405 }, |
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406 |
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407 _proportionallyResize: function() { |
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408 |
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409 var o = this.options; |
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410 if (!this._proportionallyResizeElements.length) return; |
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411 var element = this.helper || this.element; |
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412 |
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413 for (var i=0; i < this._proportionallyResizeElements.length; i++) { |
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414 |
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415 var prel = this._proportionallyResizeElements[i]; |
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416 |
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417 if (!this.borderDif) { |
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418 var b = [prel.css('borderTopWidth'), prel.css('borderRightWidth'), prel.css('borderBottomWidth'), prel.css('borderLeftWidth')], |
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419 p = [prel.css('paddingTop'), prel.css('paddingRight'), prel.css('paddingBottom'), prel.css('paddingLeft')]; |
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420 |
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421 this.borderDif = $.map(b, function(v, i) { |
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422 var border = parseInt(v,10)||0, padding = parseInt(p[i],10)||0; |
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423 return border + padding; |
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424 }); |
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425 } |
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426 |
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427 if ($.browser.msie && !(!($(element).is(':hidden') || $(element).parents(':hidden').length))) |
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428 continue; |
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429 |
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430 prel.css({ |
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431 height: (element.height() - this.borderDif[0] - this.borderDif[2]) || 0, |
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432 width: (element.width() - this.borderDif[1] - this.borderDif[3]) || 0 |
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433 }); |
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434 |
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435 }; |
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436 |
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437 }, |
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438 |
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439 _renderProxy: function() { |
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440 |
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441 var el = this.element, o = this.options; |
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442 this.elementOffset = el.offset(); |
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443 |
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444 if(this._helper) { |
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445 |
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446 this.helper = this.helper || $('<div style="overflow:hidden;"></div>'); |
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447 |
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448 // fix ie6 offset TODO: This seems broken |
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449 var ie6 = $.browser.msie && $.browser.version < 7, ie6offset = (ie6 ? 1 : 0), |
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450 pxyoffset = ( ie6 ? 2 : -1 ); |
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451 |
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452 this.helper.addClass(this._helper).css({ |
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453 width: this.element.outerWidth() + pxyoffset, |
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454 height: this.element.outerHeight() + pxyoffset, |
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455 position: 'absolute', |
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456 left: this.elementOffset.left - ie6offset +'px', |
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457 top: this.elementOffset.top - ie6offset +'px', |
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458 zIndex: ++o.zIndex //TODO: Don't modify option |
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459 }); |
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460 |
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461 this.helper |
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462 .appendTo("body") |
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463 .disableSelection(); |
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464 |
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465 } else { |
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466 this.helper = this.element; |
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467 } |
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468 |
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469 }, |
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470 |
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471 _change: { |
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472 e: function(event, dx, dy) { |
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473 return { width: this.originalSize.width + dx }; |
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474 }, |
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475 w: function(event, dx, dy) { |
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476 var o = this.options, cs = this.originalSize, sp = this.originalPosition; |
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477 return { left: sp.left + dx, width: cs.width - dx }; |
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478 }, |
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479 n: function(event, dx, dy) { |
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480 var o = this.options, cs = this.originalSize, sp = this.originalPosition; |
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481 return { top: sp.top + dy, height: cs.height - dy }; |
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482 }, |
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483 s: function(event, dx, dy) { |
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484 return { height: this.originalSize.height + dy }; |
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485 }, |
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486 se: function(event, dx, dy) { |
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487 return $.extend(this._change.s.apply(this, arguments), this._change.e.apply(this, [event, dx, dy])); |
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488 }, |
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489 sw: function(event, dx, dy) { |
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490 return $.extend(this._change.s.apply(this, arguments), this._change.w.apply(this, [event, dx, dy])); |
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491 }, |
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492 ne: function(event, dx, dy) { |
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493 return $.extend(this._change.n.apply(this, arguments), this._change.e.apply(this, [event, dx, dy])); |
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494 }, |
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495 nw: function(event, dx, dy) { |
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496 return $.extend(this._change.n.apply(this, arguments), this._change.w.apply(this, [event, dx, dy])); |
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497 } |
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498 }, |
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499 |
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500 _propagate: function(n, event) { |
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501 $.ui.plugin.call(this, n, [event, this.ui()]); |
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502 (n != "resize" && this._trigger(n, event, this.ui())); |
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503 }, |
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504 |
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505 plugins: {}, |
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506 |
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507 ui: function() { |
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508 return { |
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509 originalElement: this.originalElement, |
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510 element: this.element, |
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511 helper: this.helper, |
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512 position: this.position, |
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513 size: this.size, |
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514 originalSize: this.originalSize, |
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515 originalPosition: this.originalPosition |
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516 }; |
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517 } |
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518 |
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519 }); |
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520 |
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521 $.extend($.ui.resizable, { |
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522 version: "1.8.1" |
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523 }); |
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524 |
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525 /* |
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526 * Resizable Extensions |
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527 */ |
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528 |
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529 $.ui.plugin.add("resizable", "alsoResize", { |
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530 |
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531 start: function(event, ui) { |
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532 |
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533 var self = $(this).data("resizable"), o = self.options; |
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534 |
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535 var _store = function(exp) { |
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536 $(exp).each(function() { |
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537 $(this).data("resizable-alsoresize", { |
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538 width: parseInt($(this).width(), 10), height: parseInt($(this).height(), 10), |
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539 left: parseInt($(this).css('left'), 10), top: parseInt($(this).css('top'), 10) |
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540 }); |
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541 }); |
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542 }; |
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543 |
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544 if (typeof(o.alsoResize) == 'object' && !o.alsoResize.parentNode) { |
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545 if (o.alsoResize.length) { o.alsoResize = o.alsoResize[0]; _store(o.alsoResize); } |
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546 else { $.each(o.alsoResize, function(exp, c) { _store(exp); }); } |
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547 }else{ |
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548 _store(o.alsoResize); |
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549 } |
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550 }, |
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551 |
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552 resize: function(event, ui){ |
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553 var self = $(this).data("resizable"), o = self.options, os = self.originalSize, op = self.originalPosition; |
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554 |
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555 var delta = { |
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556 height: (self.size.height - os.height) || 0, width: (self.size.width - os.width) || 0, |
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557 top: (self.position.top - op.top) || 0, left: (self.position.left - op.left) || 0 |
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558 }, |
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559 |
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560 _alsoResize = function(exp, c) { |
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561 $(exp).each(function() { |
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562 var el = $(this), start = $(this).data("resizable-alsoresize"), style = {}, css = c && c.length ? c : ['width', 'height', 'top', 'left']; |
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563 |
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564 $.each(css || ['width', 'height', 'top', 'left'], function(i, prop) { |
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565 var sum = (start[prop]||0) + (delta[prop]||0); |
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566 if (sum && sum >= 0) |
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567 style[prop] = sum || null; |
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568 }); |
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569 |
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570 //Opera fixing relative position |
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571 if (/relative/.test(el.css('position')) && $.browser.opera) { |
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572 self._revertToRelativePosition = true; |
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573 el.css({ position: 'absolute', top: 'auto', left: 'auto' }); |
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574 } |
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575 |
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576 el.css(style); |
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577 }); |
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578 }; |
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579 |
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580 if (typeof(o.alsoResize) == 'object' && !o.alsoResize.nodeType) { |
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581 $.each(o.alsoResize, function(exp, c) { _alsoResize(exp, c); }); |
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582 }else{ |
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583 _alsoResize(o.alsoResize); |
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584 } |
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585 }, |
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586 |
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587 stop: function(event, ui){ |
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588 var self = $(this).data("resizable"); |
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589 |
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590 //Opera fixing relative position |
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591 if (self._revertToRelativePosition && $.browser.opera) { |
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592 self._revertToRelativePosition = false; |
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593 el.css({ position: 'relative' }); |
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594 } |
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595 |
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596 $(this).removeData("resizable-alsoresize-start"); |
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597 } |
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598 }); |
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599 |
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600 $.ui.plugin.add("resizable", "animate", { |
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601 |
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602 stop: function(event, ui) { |
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603 var self = $(this).data("resizable"), o = self.options; |
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604 |
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605 var pr = self._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName), |
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606 soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height, |
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607 soffsetw = ista ? 0 : self.sizeDiff.width; |
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608 |
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609 var style = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) }, |
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610 left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null, |
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611 top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null; |
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612 |
|
613 self.element.animate( |
|
614 $.extend(style, top && left ? { top: top, left: left } : {}), { |
|
615 duration: o.animateDuration, |
|
616 easing: o.animateEasing, |
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617 step: function() { |
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618 |
|
619 var data = { |
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620 width: parseInt(self.element.css('width'), 10), |
|
621 height: parseInt(self.element.css('height'), 10), |
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622 top: parseInt(self.element.css('top'), 10), |
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623 left: parseInt(self.element.css('left'), 10) |
|
624 }; |
|
625 |
|
626 if (pr && pr.length) $(pr[0]).css({ width: data.width, height: data.height }); |
|
627 |
|
628 // propagating resize, and updating values for each animation step |
|
629 self._updateCache(data); |
|
630 self._propagate("resize", event); |
|
631 |
|
632 } |
|
633 } |
|
634 ); |
|
635 } |
|
636 |
|
637 }); |
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638 |
|
639 $.ui.plugin.add("resizable", "containment", { |
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640 |
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641 start: function(event, ui) { |
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642 var self = $(this).data("resizable"), o = self.options, el = self.element; |
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643 var oc = o.containment, ce = (oc instanceof $) ? oc.get(0) : (/parent/.test(oc)) ? el.parent().get(0) : oc; |
|
644 if (!ce) return; |
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645 |
|
646 self.containerElement = $(ce); |
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647 |
|
648 if (/document/.test(oc) || oc == document) { |
|
649 self.containerOffset = { left: 0, top: 0 }; |
|
650 self.containerPosition = { left: 0, top: 0 }; |
|
651 |
|
652 self.parentData = { |
|
653 element: $(document), left: 0, top: 0, |
|
654 width: $(document).width(), height: $(document).height() || document.body.parentNode.scrollHeight |
|
655 }; |
|
656 } |
|
657 |
|
658 // i'm a node, so compute top, left, right, bottom |
|
659 else { |
|
660 var element = $(ce), p = []; |
|
661 $([ "Top", "Right", "Left", "Bottom" ]).each(function(i, name) { p[i] = num(element.css("padding" + name)); }); |
|
662 |
|
663 self.containerOffset = element.offset(); |
|
664 self.containerPosition = element.position(); |
|
665 self.containerSize = { height: (element.innerHeight() - p[3]), width: (element.innerWidth() - p[1]) }; |
|
666 |
|
667 var co = self.containerOffset, ch = self.containerSize.height, cw = self.containerSize.width, |
|
668 width = ($.ui.hasScroll(ce, "left") ? ce.scrollWidth : cw ), height = ($.ui.hasScroll(ce) ? ce.scrollHeight : ch); |
|
669 |
|
670 self.parentData = { |
|
671 element: ce, left: co.left, top: co.top, width: width, height: height |
|
672 }; |
|
673 } |
|
674 }, |
|
675 |
|
676 resize: function(event, ui) { |
|
677 var self = $(this).data("resizable"), o = self.options, |
|
678 ps = self.containerSize, co = self.containerOffset, cs = self.size, cp = self.position, |
|
679 pRatio = self._aspectRatio || event.shiftKey, cop = { top:0, left:0 }, ce = self.containerElement; |
|
680 |
|
681 if (ce[0] != document && (/static/).test(ce.css('position'))) cop = co; |
|
682 |
|
683 if (cp.left < (self._helper ? co.left : 0)) { |
|
684 self.size.width = self.size.width + (self._helper ? (self.position.left - co.left) : (self.position.left - cop.left)); |
|
685 if (pRatio) self.size.height = self.size.width / o.aspectRatio; |
|
686 self.position.left = o.helper ? co.left : 0; |
|
687 } |
|
688 |
|
689 if (cp.top < (self._helper ? co.top : 0)) { |
|
690 self.size.height = self.size.height + (self._helper ? (self.position.top - co.top) : self.position.top); |
|
691 if (pRatio) self.size.width = self.size.height * o.aspectRatio; |
|
692 self.position.top = self._helper ? co.top : 0; |
|
693 } |
|
694 |
|
695 self.offset.left = self.parentData.left+self.position.left; |
|
696 self.offset.top = self.parentData.top+self.position.top; |
|
697 |
|
698 var woset = Math.abs( (self._helper ? self.offset.left - cop.left : (self.offset.left - cop.left)) + self.sizeDiff.width ), |
|
699 hoset = Math.abs( (self._helper ? self.offset.top - cop.top : (self.offset.top - co.top)) + self.sizeDiff.height ); |
|
700 |
|
701 var isParent = self.containerElement.get(0) == self.element.parent().get(0), |
|
702 isOffsetRelative = /relative|absolute/.test(self.containerElement.css('position')); |
|
703 |
|
704 if(isParent && isOffsetRelative) woset -= self.parentData.left; |
|
705 |
|
706 if (woset + self.size.width >= self.parentData.width) { |
|
707 self.size.width = self.parentData.width - woset; |
|
708 if (pRatio) self.size.height = self.size.width / self.aspectRatio; |
|
709 } |
|
710 |
|
711 if (hoset + self.size.height >= self.parentData.height) { |
|
712 self.size.height = self.parentData.height - hoset; |
|
713 if (pRatio) self.size.width = self.size.height * self.aspectRatio; |
|
714 } |
|
715 }, |
|
716 |
|
717 stop: function(event, ui){ |
|
718 var self = $(this).data("resizable"), o = self.options, cp = self.position, |
|
719 co = self.containerOffset, cop = self.containerPosition, ce = self.containerElement; |
|
720 |
|
721 var helper = $(self.helper), ho = helper.offset(), w = helper.outerWidth() - self.sizeDiff.width, h = helper.outerHeight() - self.sizeDiff.height; |
|
722 |
|
723 if (self._helper && !o.animate && (/relative/).test(ce.css('position'))) |
|
724 $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h }); |
|
725 |
|
726 if (self._helper && !o.animate && (/static/).test(ce.css('position'))) |
|
727 $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h }); |
|
728 |
|
729 } |
|
730 }); |
|
731 |
|
732 $.ui.plugin.add("resizable", "ghost", { |
|
733 |
|
734 start: function(event, ui) { |
|
735 |
|
736 var self = $(this).data("resizable"), o = self.options, cs = self.size; |
|
737 |
|
738 self.ghost = self.originalElement.clone(); |
|
739 self.ghost |
|
740 .css({ opacity: .25, display: 'block', position: 'relative', height: cs.height, width: cs.width, margin: 0, left: 0, top: 0 }) |
|
741 .addClass('ui-resizable-ghost') |
|
742 .addClass(typeof o.ghost == 'string' ? o.ghost : ''); |
|
743 |
|
744 self.ghost.appendTo(self.helper); |
|
745 |
|
746 }, |
|
747 |
|
748 resize: function(event, ui){ |
|
749 var self = $(this).data("resizable"), o = self.options; |
|
750 if (self.ghost) self.ghost.css({ position: 'relative', height: self.size.height, width: self.size.width }); |
|
751 }, |
|
752 |
|
753 stop: function(event, ui){ |
|
754 var self = $(this).data("resizable"), o = self.options; |
|
755 if (self.ghost && self.helper) self.helper.get(0).removeChild(self.ghost.get(0)); |
|
756 } |
|
757 |
|
758 }); |
|
759 |
|
760 $.ui.plugin.add("resizable", "grid", { |
|
761 |
|
762 resize: function(event, ui) { |
|
763 var self = $(this).data("resizable"), o = self.options, cs = self.size, os = self.originalSize, op = self.originalPosition, a = self.axis, ratio = o._aspectRatio || event.shiftKey; |
|
764 o.grid = typeof o.grid == "number" ? [o.grid, o.grid] : o.grid; |
|
765 var ox = Math.round((cs.width - os.width) / (o.grid[0]||1)) * (o.grid[0]||1), oy = Math.round((cs.height - os.height) / (o.grid[1]||1)) * (o.grid[1]||1); |
|
766 |
|
767 if (/^(se|s|e)$/.test(a)) { |
|
768 self.size.width = os.width + ox; |
|
769 self.size.height = os.height + oy; |
|
770 } |
|
771 else if (/^(ne)$/.test(a)) { |
|
772 self.size.width = os.width + ox; |
|
773 self.size.height = os.height + oy; |
|
774 self.position.top = op.top - oy; |
|
775 } |
|
776 else if (/^(sw)$/.test(a)) { |
|
777 self.size.width = os.width + ox; |
|
778 self.size.height = os.height + oy; |
|
779 self.position.left = op.left - ox; |
|
780 } |
|
781 else { |
|
782 self.size.width = os.width + ox; |
|
783 self.size.height = os.height + oy; |
|
784 self.position.top = op.top - oy; |
|
785 self.position.left = op.left - ox; |
|
786 } |
|
787 } |
|
788 |
|
789 }); |
|
790 |
|
791 var num = function(v) { |
|
792 return parseInt(v, 10) || 0; |
|
793 }; |
|
794 |
|
795 var isNumber = function(value) { |
|
796 return !isNaN(parseInt(value, 10)); |
|
797 }; |
|
798 |
|
799 })(jQuery); |
|