1 | /* |
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2 | * jQuery UI Resizable |
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3 | * |
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4 | * Copyright (c) 2008 Paul Bakaus |
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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 | * ui.core.js |
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12 | */ |
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13 | (function($) { |
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14 | |
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15 | $.widget("ui.resizable", $.extend({}, $.ui.mouse, { |
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16 | init: function() { |
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17 | |
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18 | var self = this, o = this.options; |
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19 | |
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20 | var elpos = this.element.css('position'); |
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21 | |
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22 | this.originalElement = this.element; |
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23 | |
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24 | // simulate .ui-resizable { position: relative; } |
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25 | this.element.addClass("ui-resizable").css({ position: /static/.test(elpos) ? 'relative' : elpos }); |
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26 | |
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27 | $.extend(o, { |
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28 | _aspectRatio: !!(o.aspectRatio), |
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29 | helper: o.helper || o.ghost || o.animate ? o.helper || 'proxy' : null, |
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30 | knobHandles: o.knobHandles === true ? 'ui-resizable-knob-handle' : o.knobHandles |
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31 | }); |
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32 | |
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33 | //Default Theme |
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34 | var aBorder = '1px solid #DEDEDE'; |
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35 | |
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36 | o.defaultTheme = { |
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37 | 'ui-resizable': { display: 'block' }, |
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38 | 'ui-resizable-handle': { position: 'absolute', background: '#F2F2F2', fontSize: '0.1px' }, |
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39 | 'ui-resizable-n': { cursor: 'n-resize', height: '4px', left: '0px', right: '0px', borderTop: aBorder }, |
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40 | 'ui-resizable-s': { cursor: 's-resize', height: '4px', left: '0px', right: '0px', borderBottom: aBorder }, |
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41 | 'ui-resizable-e': { cursor: 'e-resize', width: '4px', top: '0px', bottom: '0px', borderRight: aBorder }, |
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42 | 'ui-resizable-w': { cursor: 'w-resize', width: '4px', top: '0px', bottom: '0px', borderLeft: aBorder }, |
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43 | 'ui-resizable-se': { cursor: 'se-resize', width: '4px', height: '4px', borderRight: aBorder, borderBottom: aBorder }, |
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44 | 'ui-resizable-sw': { cursor: 'sw-resize', width: '4px', height: '4px', borderBottom: aBorder, borderLeft: aBorder }, |
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45 | 'ui-resizable-ne': { cursor: 'ne-resize', width: '4px', height: '4px', borderRight: aBorder, borderTop: aBorder }, |
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46 | 'ui-resizable-nw': { cursor: 'nw-resize', width: '4px', height: '4px', borderLeft: aBorder, borderTop: aBorder } |
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47 | }; |
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48 | |
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49 | o.knobTheme = { |
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50 | 'ui-resizable-handle': { background: '#F2F2F2', border: '1px solid #808080', height: '8px', width: '8px' }, |
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51 | 'ui-resizable-n': { cursor: 'n-resize', top: '0px', left: '45%' }, |
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52 | 'ui-resizable-s': { cursor: 's-resize', bottom: '0px', left: '45%' }, |
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53 | 'ui-resizable-e': { cursor: 'e-resize', right: '0px', top: '45%' }, |
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54 | 'ui-resizable-w': { cursor: 'w-resize', left: '0px', top: '45%' }, |
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55 | 'ui-resizable-se': { cursor: 'se-resize', right: '0px', bottom: '0px' }, |
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56 | 'ui-resizable-sw': { cursor: 'sw-resize', left: '0px', bottom: '0px' }, |
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57 | 'ui-resizable-nw': { cursor: 'nw-resize', left: '0px', top: '0px' }, |
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58 | 'ui-resizable-ne': { cursor: 'ne-resize', right: '0px', top: '0px' } |
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59 | }; |
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60 | |
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61 | o._nodeName = this.element[0].nodeName; |
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62 | |
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63 | //Wrap the element if it cannot hold child nodes |
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64 | if(o._nodeName.match(/canvas|textarea|input|select|button|img/i)) { |
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65 | var el = this.element; |
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66 | |
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67 | //Opera fixing relative position |
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68 | if (/relative/.test(el.css('position')) && $.browser.opera) |
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69 | el.css({ position: 'relative', top: 'auto', left: 'auto' }); |
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70 | |
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71 | //Create a wrapper element and set the wrapper to the new current internal element |
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72 | el.wrap( |
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73 | $('<div class="ui-wrapper" style="overflow: hidden;"></div>').css( { |
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74 | position: el.css('position'), |
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75 | width: el.outerWidth(), |
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76 | height: el.outerHeight(), |
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77 | top: el.css('top'), |
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78 | left: el.css('left') |
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79 | }) |
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80 | ); |
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81 | |
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82 | var oel = this.element; this.element = this.element.parent(); |
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83 | |
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84 | // store instance on wrapper |
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85 | this.element.data('resizable', this); |
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86 | |
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87 | //Move margins to the wrapper |
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88 | this.element.css({ marginLeft: oel.css("marginLeft"), marginTop: oel.css("marginTop"), |
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89 | marginRight: oel.css("marginRight"), marginBottom: oel.css("marginBottom") |
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90 | }); |
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91 | |
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92 | oel.css({ marginLeft: 0, marginTop: 0, marginRight: 0, marginBottom: 0}); |
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93 | |
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94 | //Prevent Safari textarea resize |
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95 | if ($.browser.safari && o.preventDefault) oel.css('resize', 'none'); |
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96 | |
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97 | o.proportionallyResize = oel.css({ position: 'static', zoom: 1, display: 'block' }); |
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98 | |
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99 | // avoid IE jump |
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100 | this.element.css({ margin: oel.css('margin') }); |
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101 | |
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102 | // fix handlers offset |
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103 | this._proportionallyResize(); |
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104 | } |
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105 | |
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106 | if(!o.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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107 | if(o.handles.constructor == String) { |
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108 | |
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109 | o.zIndex = o.zIndex || 1000; |
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110 | |
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111 | if(o.handles == 'all') o.handles = 'n,e,s,w,se,sw,ne,nw'; |
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112 | |
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113 | var n = o.handles.split(","); o.handles = {}; |
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114 | |
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115 | // insertions are applied when don't have theme loaded |
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116 | var insertionsDefault = { |
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117 | handle: 'position: absolute; display: none; overflow:hidden;', |
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118 | n: 'top: 0pt; width:100%;', |
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119 | e: 'right: 0pt; height:100%;', |
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120 | s: 'bottom: 0pt; width:100%;', |
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121 | w: 'left: 0pt; height:100%;', |
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122 | se: 'bottom: 0pt; right: 0px;', |
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123 | sw: 'bottom: 0pt; left: 0px;', |
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124 | ne: 'top: 0pt; right: 0px;', |
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125 | nw: 'top: 0pt; left: 0px;' |
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126 | }; |
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127 | |
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128 | for(var i = 0; i < n.length; i++) { |
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129 | var handle = $.trim(n[i]), dt = o.defaultTheme, hname = 'ui-resizable-'+handle, loadDefault = !$.ui.css(hname) && !o.knobHandles, userKnobClass = $.ui.css('ui-resizable-knob-handle'), |
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130 | allDefTheme = $.extend(dt[hname], dt['ui-resizable-handle']), allKnobTheme = $.extend(o.knobTheme[hname], !userKnobClass ? o.knobTheme['ui-resizable-handle'] : {}); |
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131 | |
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132 | // increase zIndex of sw, se, ne, nw axis |
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133 | var applyZIndex = /sw|se|ne|nw/.test(handle) ? { zIndex: ++o.zIndex } : {}; |
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134 | |
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135 | var defCss = (loadDefault ? insertionsDefault[handle] : ''), |
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136 | axis = $(['<div class="ui-resizable-handle ', hname, '" style="', defCss, insertionsDefault.handle, '"></div>'].join('')).css( applyZIndex ); |
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137 | o.handles[handle] = '.ui-resizable-'+handle; |
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138 | |
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139 | this.element.append( |
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140 | //Theme detection, if not loaded, load o.defaultTheme |
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141 | axis.css( loadDefault ? allDefTheme : {} ) |
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142 | // Load the knobHandle css, fix width, height, top, left... |
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143 | .css( o.knobHandles ? allKnobTheme : {} ).addClass(o.knobHandles ? 'ui-resizable-knob-handle' : '').addClass(o.knobHandles) |
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144 | ); |
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145 | } |
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146 | |
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147 | if (o.knobHandles) this.element.addClass('ui-resizable-knob').css( !$.ui.css('ui-resizable-knob') ? { /*border: '1px #fff dashed'*/ } : {} ); |
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148 | } |
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149 | |
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150 | this._renderAxis = function(target) { |
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151 | target = target || this.element; |
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152 | |
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153 | for(var i in o.handles) { |
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154 | if(o.handles[i].constructor == String) |
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155 | o.handles[i] = $(o.handles[i], this.element).show(); |
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156 | |
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157 | if (o.transparent) |
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158 | o.handles[i].css({opacity:0}); |
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159 | |
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160 | //Apply pad to wrapper element, needed to fix axis position (textarea, inputs, scrolls) |
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161 | if (this.element.is('.ui-wrapper') && |
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162 | o._nodeName.match(/textarea|input|select|button/i)) { |
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163 | |
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164 | var axis = $(o.handles[i], this.element), padWrapper = 0; |
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165 | |
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166 | //Checking the correct pad and border |
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167 | padWrapper = /sw|ne|nw|se|n|s/.test(i) ? axis.outerHeight() : axis.outerWidth(); |
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168 | |
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169 | //The padding type i have to apply... |
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170 | var padPos = [ 'padding', |
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171 | /ne|nw|n/.test(i) ? 'Top' : |
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172 | /se|sw|s/.test(i) ? 'Bottom' : |
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173 | /^e$/.test(i) ? 'Right' : 'Left' ].join(""); |
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174 | |
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175 | if (!o.transparent) |
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176 | target.css(padPos, padWrapper); |
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177 | |
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178 | this._proportionallyResize(); |
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179 | } |
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180 | if(!$(o.handles[i]).length) continue; |
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181 | } |
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182 | }; |
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183 | |
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184 | this._renderAxis(this.element); |
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185 | o._handles = $('.ui-resizable-handle', self.element); |
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186 | |
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187 | if (o.disableSelection) |
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188 | o._handles.each(function(i, e) { $.ui.disableSelection(e); }); |
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189 | |
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190 | //Matching axis name |
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191 | o._handles.mouseover(function() { |
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192 | if (!o.resizing) { |
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193 | if (this.className) |
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194 | var axis = this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i); |
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195 | //Axis, default = se |
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196 | self.axis = o.axis = axis && axis[1] ? axis[1] : 'se'; |
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197 | } |
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198 | }); |
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199 | |
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200 | //If we want to auto hide the elements |
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201 | if (o.autoHide) { |
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202 | o._handles.hide(); |
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203 | $(self.element).addClass("ui-resizable-autohide").hover(function() { |
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204 | $(this).removeClass("ui-resizable-autohide"); |
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205 | o._handles.show(); |
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206 | }, |
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207 | function(){ |
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208 | if (!o.resizing) { |
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209 | $(this).addClass("ui-resizable-autohide"); |
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210 | o._handles.hide(); |
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211 | } |
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212 | }); |
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213 | } |
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214 | |
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215 | this.mouseInit(); |
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216 | }, |
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217 | plugins: {}, |
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218 | ui: function() { |
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219 | return { |
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220 | originalElement: this.originalElement, |
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221 | element: this.element, |
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222 | helper: this.helper, |
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223 | position: this.position, |
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224 | size: this.size, |
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225 | options: this.options, |
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226 | originalSize: this.originalSize, |
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227 | originalPosition: this.originalPosition |
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228 | }; |
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229 | }, |
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230 | propagate: function(n,e) { |
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231 | $.ui.plugin.call(this, n, [e, this.ui()]); |
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232 | if (n != "resize") this.element.triggerHandler(["resize", n].join(""), [e, this.ui()], this.options[n]); |
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233 | }, |
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234 | destroy: function() { |
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235 | var el = this.element, wrapped = el.children(".ui-resizable").get(0); |
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236 | |
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237 | this.mouseDestroy(); |
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238 | |
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239 | var _destroy = function(exp) { |
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240 | $(exp).removeClass("ui-resizable ui-resizable-disabled") |
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241 | .removeData("resizable").unbind(".resizable").find('.ui-resizable-handle').remove(); |
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242 | }; |
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243 | |
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244 | _destroy(el); |
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245 | |
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246 | if (el.is('.ui-wrapper') && wrapped) { |
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247 | el.parent().append( |
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248 | $(wrapped).css({ |
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249 | position: el.css('position'), |
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250 | width: el.outerWidth(), |
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251 | height: el.outerHeight(), |
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252 | top: el.css('top'), |
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253 | left: el.css('left') |
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254 | }) |
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255 | ).end().remove(); |
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256 | |
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257 | _destroy(wrapped); |
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258 | } |
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259 | }, |
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260 | mouseStart: function(e) { |
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261 | if(this.options.disabled) return false; |
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262 | |
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263 | var handle = false; |
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264 | for(var i in this.options.handles) { |
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265 | if($(this.options.handles[i])[0] == e.target) handle = true; |
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266 | } |
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267 | if (!handle) return false; |
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268 | |
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269 | var o = this.options, iniPos = this.element.position(), el = this.element, |
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270 | num = function(v) { return parseInt(v, 10) || 0; }, ie6 = $.browser.msie && $.browser.version < 7; |
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271 | o.resizing = true; |
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272 | o.documentScroll = { top: $(document).scrollTop(), left: $(document).scrollLeft() }; |
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273 | |
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274 | // bugfix #1749 |
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275 | if (el.is('.ui-draggable') || (/absolute/).test(el.css('position'))) { |
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276 | |
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277 | // sOffset decides if document scrollOffset will be added to the top/left of the resizable element |
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278 | var sOffset = $.browser.msie && !o.containment && (/absolute/).test(el.css('position')) && !(/relative/).test(el.parent().css('position')); |
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279 | var dscrollt = sOffset ? o.documentScroll.top : 0, dscrolll = sOffset ? o.documentScroll.left : 0; |
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280 | |
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281 | el.css({ position: 'absolute', top: (iniPos.top + dscrollt), left: (iniPos.left + dscrolll) }); |
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282 | } |
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283 | |
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284 | //Opera fixing relative position |
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285 | if ($.browser.opera && /relative/.test(el.css('position'))) |
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286 | el.css({ position: 'relative', top: 'auto', left: 'auto' }); |
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287 | |
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288 | this._renderProxy(); |
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289 | |
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290 | var curleft = num(this.helper.css('left')), curtop = num(this.helper.css('top')); |
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291 | |
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292 | if (o.containment) { |
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293 | curleft += $(o.containment).scrollLeft()||0; |
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294 | curtop += $(o.containment).scrollTop()||0; |
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295 | } |
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296 | |
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297 | //Store needed variables |
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298 | this.offset = this.helper.offset(); |
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299 | this.position = { left: curleft, top: curtop }; |
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300 | this.size = o.helper || ie6 ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() }; |
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301 | this.originalSize = o.helper || ie6 ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() }; |
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302 | this.originalPosition = { left: curleft, top: curtop }; |
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303 | this.sizeDiff = { width: el.outerWidth() - el.width(), height: el.outerHeight() - el.height() }; |
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304 | this.originalMousePosition = { left: e.pageX, top: e.pageY }; |
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305 | |
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306 | //Aspect Ratio |
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307 | o.aspectRatio = (typeof o.aspectRatio == 'number') ? o.aspectRatio : ((this.originalSize.height / this.originalSize.width)||1); |
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308 | |
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309 | if (o.preserveCursor) |
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310 | $('body').css('cursor', this.axis + '-resize'); |
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311 | |
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312 | this.propagate("start", e); |
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313 | return true; |
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314 | }, |
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315 | mouseDrag: function(e) { |
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316 | |
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317 | //Increase performance, avoid regex |
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318 | var el = this.helper, o = this.options, props = {}, |
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319 | self = this, smp = this.originalMousePosition, a = this.axis; |
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320 | |
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321 | var dx = (e.pageX-smp.left)||0, dy = (e.pageY-smp.top)||0; |
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322 | var trigger = this._change[a]; |
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323 | if (!trigger) return false; |
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324 | |
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325 | // Calculate the attrs that will be change |
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326 | var data = trigger.apply(this, [e, dx, dy]), ie6 = $.browser.msie && $.browser.version < 7, csdif = this.sizeDiff; |
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327 | |
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328 | if (o._aspectRatio || e.shiftKey) |
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329 | data = this._updateRatio(data, e); |
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330 | |
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331 | data = this._respectSize(data, e); |
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332 | |
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333 | // plugins callbacks need to be called first |
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334 | this.propagate("resize", e); |
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335 | |
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336 | el.css({ |
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337 | top: this.position.top + "px", left: this.position.left + "px", |
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338 | width: this.size.width + "px", height: this.size.height + "px" |
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339 | }); |
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340 | |
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341 | if (!o.helper && o.proportionallyResize) |
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342 | this._proportionallyResize(); |
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343 | |
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344 | this._updateCache(data); |
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345 | |
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346 | // calling the user callback at the end |
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347 | this.element.triggerHandler("resize", [e, this.ui()], this.options["resize"]); |
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348 | |
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349 | return false; |
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350 | }, |
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351 | mouseStop: function(e) { |
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352 | |
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353 | this.options.resizing = false; |
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354 | var o = this.options, num = function(v) { return parseInt(v, 10) || 0; }, self = this; |
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355 | |
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356 | if(o.helper) { |
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357 | var pr = o.proportionallyResize, ista = pr && (/textarea/i).test(pr.get(0).nodeName), |
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358 | soffseth = ista && $.ui.hasScroll(pr.get(0), 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height, |
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359 | soffsetw = ista ? 0 : self.sizeDiff.width; |
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360 | |
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361 | var s = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) }, |
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362 | left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null, |
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363 | top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null; |
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364 | |
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365 | if (!o.animate) |
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366 | this.element.css($.extend(s, { top: top, left: left })); |
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367 | |
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368 | if (o.helper && !o.animate) this._proportionallyResize(); |
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369 | } |
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370 | |
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371 | if (o.preserveCursor) |
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372 | $('body').css('cursor', 'auto'); |
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373 | |
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374 | this.propagate("stop", e); |
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375 | |
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376 | if (o.helper) this.helper.remove(); |
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377 | |
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378 | return false; |
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379 | }, |
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380 | _updateCache: function(data) { |
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381 | var o = this.options; |
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382 | this.offset = this.helper.offset(); |
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383 | if (data.left) this.position.left = data.left; |
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384 | if (data.top) this.position.top = data.top; |
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385 | if (data.height) this.size.height = data.height; |
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386 | if (data.width) this.size.width = data.width; |
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387 | }, |
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388 | _updateRatio: function(data, e) { |
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389 | var o = this.options, cpos = this.position, csize = this.size, a = this.axis; |
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390 | |
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391 | if (data.height) data.width = (csize.height / o.aspectRatio); |
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392 | else if (data.width) data.height = (csize.width * o.aspectRatio); |
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393 | |
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394 | if (a == 'sw') { |
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395 | data.left = cpos.left + (csize.width - data.width); |
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396 | data.top = null; |
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397 | } |
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398 | if (a == 'nw') { |
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399 | data.top = cpos.top + (csize.height - data.height); |
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400 | data.left = cpos.left + (csize.width - data.width); |
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401 | } |
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402 | |
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403 | return data; |
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404 | }, |
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405 | _respectSize: function(data, e) { |
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406 | |
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407 | var el = this.helper, o = this.options, pRatio = o._aspectRatio || e.shiftKey, a = this.axis, |
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408 | ismaxw = data.width && o.maxWidth && o.maxWidth < data.width, ismaxh = data.height && o.maxHeight && o.maxHeight < data.height, |
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409 | isminw = data.width && o.minWidth && o.minWidth > data.width, isminh = data.height && o.minHeight && o.minHeight > data.height; |
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410 | |
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411 | if (isminw) data.width = o.minWidth; |
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412 | if (isminh) data.height = o.minHeight; |
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413 | if (ismaxw) data.width = o.maxWidth; |
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414 | if (ismaxh) data.height = o.maxHeight; |
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415 | |
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416 | var dw = this.originalPosition.left + this.originalSize.width, dh = this.position.top + this.size.height; |
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417 | var cw = /sw|nw|w/.test(a), ch = /nw|ne|n/.test(a); |
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418 | |
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419 | if (isminw && cw) data.left = dw - o.minWidth; |
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420 | if (ismaxw && cw) data.left = dw - o.maxWidth; |
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421 | if (isminh && ch) data.top = dh - o.minHeight; |
---|
422 | if (ismaxh && ch) data.top = dh - o.maxHeight; |
---|
423 | |
---|
424 | // fixing jump error on top/left - bug #2330 |
---|
425 | var isNotwh = !data.width && !data.height; |
---|
426 | if (isNotwh && !data.left && data.top) data.top = null; |
---|
427 | else if (isNotwh && !data.top && data.left) data.left = null; |
---|
428 | |
---|
429 | return data; |
---|
430 | }, |
---|
431 | _proportionallyResize: function() { |
---|
432 | var o = this.options; |
---|
433 | if (!o.proportionallyResize) return; |
---|
434 | var prel = o.proportionallyResize, el = this.helper || this.element; |
---|
435 | |
---|
436 | if (!o.borderDif) { |
---|
437 | var b = [prel.css('borderTopWidth'), prel.css('borderRightWidth'), prel.css('borderBottomWidth'), prel.css('borderLeftWidth')], |
---|
438 | p = [prel.css('paddingTop'), prel.css('paddingRight'), prel.css('paddingBottom'), prel.css('paddingLeft')]; |
---|
439 | |
---|
440 | o.borderDif = $.map(b, function(v, i) { |
---|
441 | var border = parseInt(v,10)||0, padding = parseInt(p[i],10)||0; |
---|
442 | return border + padding; |
---|
443 | }); |
---|
444 | } |
---|
445 | prel.css({ |
---|
446 | height: (el.height() - o.borderDif[0] - o.borderDif[2]) + "px", |
---|
447 | width: (el.width() - o.borderDif[1] - o.borderDif[3]) + "px" |
---|
448 | }); |
---|
449 | }, |
---|
450 | _renderProxy: function() { |
---|
451 | var el = this.element, o = this.options; |
---|
452 | this.elementOffset = el.offset(); |
---|
453 | |
---|
454 | if(o.helper) { |
---|
455 | this.helper = this.helper || $('<div style="overflow:hidden;"></div>'); |
---|
456 | |
---|
457 | // fix ie6 offset |
---|
458 | var ie6 = $.browser.msie && $.browser.version < 7, ie6offset = (ie6 ? 1 : 0), |
---|
459 | pxyoffset = ( ie6 ? 2 : -1 ); |
---|
460 | |
---|
461 | this.helper.addClass(o.helper).css({ |
---|
462 | width: el.outerWidth() + pxyoffset, |
---|
463 | height: el.outerHeight() + pxyoffset, |
---|
464 | position: 'absolute', |
---|
465 | left: this.elementOffset.left - ie6offset +'px', |
---|
466 | top: this.elementOffset.top - ie6offset +'px', |
---|
467 | zIndex: ++o.zIndex |
---|
468 | }); |
---|
469 | |
---|
470 | this.helper.appendTo("body"); |
---|
471 | |
---|
472 | if (o.disableSelection) |
---|
473 | $.ui.disableSelection(this.helper.get(0)); |
---|
474 | |
---|
475 | } else { |
---|
476 | this.helper = el; |
---|
477 | } |
---|
478 | }, |
---|
479 | _change: { |
---|
480 | e: function(e, dx, dy) { |
---|
481 | return { width: this.originalSize.width + dx }; |
---|
482 | }, |
---|
483 | w: function(e, dx, dy) { |
---|
484 | var o = this.options, cs = this.originalSize, sp = this.originalPosition; |
---|
485 | return { left: sp.left + dx, width: cs.width - dx }; |
---|
486 | }, |
---|
487 | n: function(e, dx, dy) { |
---|
488 | var o = this.options, cs = this.originalSize, sp = this.originalPosition; |
---|
489 | return { top: sp.top + dy, height: cs.height - dy }; |
---|
490 | }, |
---|
491 | s: function(e, dx, dy) { |
---|
492 | return { height: this.originalSize.height + dy }; |
---|
493 | }, |
---|
494 | se: function(e, dx, dy) { |
---|
495 | return $.extend(this._change.s.apply(this, arguments), this._change.e.apply(this, [e, dx, dy])); |
---|
496 | }, |
---|
497 | sw: function(e, dx, dy) { |
---|
498 | return $.extend(this._change.s.apply(this, arguments), this._change.w.apply(this, [e, dx, dy])); |
---|
499 | }, |
---|
500 | ne: function(e, dx, dy) { |
---|
501 | return $.extend(this._change.n.apply(this, arguments), this._change.e.apply(this, [e, dx, dy])); |
---|
502 | }, |
---|
503 | nw: function(e, dx, dy) { |
---|
504 | return $.extend(this._change.n.apply(this, arguments), this._change.w.apply(this, [e, dx, dy])); |
---|
505 | } |
---|
506 | } |
---|
507 | })); |
---|
508 | |
---|
509 | $.extend($.ui.resizable, { |
---|
510 | defaults: { |
---|
511 | cancel: ":input", |
---|
512 | distance: 1, |
---|
513 | delay: 0, |
---|
514 | preventDefault: true, |
---|
515 | transparent: false, |
---|
516 | minWidth: 10, |
---|
517 | minHeight: 10, |
---|
518 | aspectRatio: false, |
---|
519 | disableSelection: true, |
---|
520 | preserveCursor: true, |
---|
521 | autoHide: false, |
---|
522 | knobHandles: false |
---|
523 | } |
---|
524 | }); |
---|
525 | |
---|
526 | /* |
---|
527 | * Resizable Extensions |
---|
528 | */ |
---|
529 | |
---|
530 | $.ui.plugin.add("resizable", "containment", { |
---|
531 | |
---|
532 | start: function(e, ui) { |
---|
533 | var o = ui.options, self = $(this).data("resizable"), el = self.element; |
---|
534 | var oc = o.containment, ce = (oc instanceof $) ? oc.get(0) : (/parent/.test(oc)) ? el.parent().get(0) : oc; |
---|
535 | if (!ce) return; |
---|
536 | |
---|
537 | self.containerElement = $(ce); |
---|
538 | |
---|
539 | if (/document/.test(oc) || oc == document) { |
---|
540 | self.containerOffset = { left: 0, top: 0 }; |
---|
541 | self.containerPosition = { left: 0, top: 0 }; |
---|
542 | |
---|
543 | self.parentData = { |
---|
544 | element: $(document), left: 0, top: 0, |
---|
545 | width: $(document).width(), height: $(document).height() || document.body.parentNode.scrollHeight |
---|
546 | }; |
---|
547 | } |
---|
548 | |
---|
549 | |
---|
550 | // i'm a node, so compute top, left, right, bottom |
---|
551 | else{ |
---|
552 | self.containerOffset = $(ce).offset(); |
---|
553 | self.containerPosition = $(ce).position(); |
---|
554 | self.containerSize = { height: $(ce).innerHeight(), width: $(ce).innerWidth() }; |
---|
555 | |
---|
556 | var co = self.containerOffset, ch = self.containerSize.height, cw = self.containerSize.width, |
---|
557 | width = ($.ui.hasScroll(ce, "left") ? ce.scrollWidth : cw ), height = ($.ui.hasScroll(ce) ? ce.scrollHeight : ch); |
---|
558 | |
---|
559 | self.parentData = { |
---|
560 | element: ce, left: co.left, top: co.top, width: width, height: height |
---|
561 | }; |
---|
562 | } |
---|
563 | }, |
---|
564 | |
---|
565 | resize: function(e, ui) { |
---|
566 | var o = ui.options, self = $(this).data("resizable"), |
---|
567 | ps = self.containerSize, co = self.containerOffset, cs = self.size, cp = self.position, |
---|
568 | pRatio = o._aspectRatio || e.shiftKey, cop = { top:0, left:0 }, ce = self.containerElement; |
---|
569 | |
---|
570 | if (ce[0] != document && /static/.test(ce.css('position'))) |
---|
571 | cop = self.containerPosition; |
---|
572 | |
---|
573 | if (cp.left < (o.helper ? co.left : cop.left)) { |
---|
574 | self.size.width = self.size.width + (o.helper ? (self.position.left - co.left) : (self.position.left - cop.left)); |
---|
575 | if (pRatio) self.size.height = self.size.width * o.aspectRatio; |
---|
576 | self.position.left = o.helper ? co.left : cop.left; |
---|
577 | } |
---|
578 | |
---|
579 | if (cp.top < (o.helper ? co.top : 0)) { |
---|
580 | self.size.height = self.size.height + (o.helper ? (self.position.top - co.top) : self.position.top); |
---|
581 | if (pRatio) self.size.width = self.size.height / o.aspectRatio; |
---|
582 | self.position.top = o.helper ? co.top : 0; |
---|
583 | } |
---|
584 | |
---|
585 | var woset = (o.helper ? self.offset.left - co.left : (self.position.left - cop.left)) + self.sizeDiff.width, |
---|
586 | hoset = (o.helper ? self.offset.top - co.top : self.position.top) + self.sizeDiff.height; |
---|
587 | |
---|
588 | if (woset + self.size.width >= self.parentData.width) { |
---|
589 | self.size.width = self.parentData.width - woset; |
---|
590 | if (pRatio) self.size.height = self.size.width * o.aspectRatio; |
---|
591 | } |
---|
592 | |
---|
593 | if (hoset + self.size.height >= self.parentData.height) { |
---|
594 | self.size.height = self.parentData.height - hoset; |
---|
595 | if (pRatio) self.size.width = self.size.height / o.aspectRatio; |
---|
596 | } |
---|
597 | }, |
---|
598 | |
---|
599 | stop: function(e, ui){ |
---|
600 | var o = ui.options, self = $(this).data("resizable"), cp = self.position, |
---|
601 | co = self.containerOffset, cop = self.containerPosition, ce = self.containerElement; |
---|
602 | |
---|
603 | var helper = $(self.helper), ho = helper.offset(), w = helper.innerWidth(), h = helper.innerHeight(); |
---|
604 | |
---|
605 | |
---|
606 | if (o.helper && !o.animate && /relative/.test(ce.css('position'))) |
---|
607 | $(this).css({ left: (ho.left - co.left), top: (ho.top - co.top), width: w, height: h }); |
---|
608 | |
---|
609 | if (o.helper && !o.animate && /static/.test(ce.css('position'))) |
---|
610 | $(this).css({ left: cop.left + (ho.left - co.left), top: cop.top + (ho.top - co.top), width: w, height: h }); |
---|
611 | |
---|
612 | } |
---|
613 | }); |
---|
614 | |
---|
615 | $.ui.plugin.add("resizable", "grid", { |
---|
616 | |
---|
617 | resize: function(e, ui) { |
---|
618 | var o = ui.options, self = $(this).data("resizable"), cs = self.size, os = self.originalSize, op = self.originalPosition, a = self.axis, ratio = o._aspectRatio || e.shiftKey; |
---|
619 | o.grid = typeof o.grid == "number" ? [o.grid, o.grid] : o.grid; |
---|
620 | var ox = Math.round((cs.width - os.width) / (o.grid[0]||1)) * (o.grid[0]||1), oy = Math.round((cs.height - os.height) / (o.grid[1]||1)) * (o.grid[1]||1); |
---|
621 | |
---|
622 | if (/^(se|s|e)$/.test(a)) { |
---|
623 | self.size.width = os.width + ox; |
---|
624 | self.size.height = os.height + oy; |
---|
625 | } |
---|
626 | else if (/^(ne)$/.test(a)) { |
---|
627 | self.size.width = os.width + ox; |
---|
628 | self.size.height = os.height + oy; |
---|
629 | self.position.top = op.top - oy; |
---|
630 | } |
---|
631 | else if (/^(sw)$/.test(a)) { |
---|
632 | self.size.width = os.width + ox; |
---|
633 | self.size.height = os.height + oy; |
---|
634 | self.position.left = op.left - ox; |
---|
635 | } |
---|
636 | else { |
---|
637 | self.size.width = os.width + ox; |
---|
638 | self.size.height = os.height + oy; |
---|
639 | self.position.top = op.top - oy; |
---|
640 | self.position.left = op.left - ox; |
---|
641 | } |
---|
642 | } |
---|
643 | |
---|
644 | }); |
---|
645 | |
---|
646 | $.ui.plugin.add("resizable", "animate", { |
---|
647 | |
---|
648 | stop: function(e, ui) { |
---|
649 | var o = ui.options, self = $(this).data("resizable"); |
---|
650 | |
---|
651 | var pr = o.proportionallyResize, ista = pr && (/textarea/i).test(pr.get(0).nodeName), |
---|
652 | soffseth = ista && $.ui.hasScroll(pr.get(0), 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height, |
---|
653 | soffsetw = ista ? 0 : self.sizeDiff.width; |
---|
654 | |
---|
655 | var style = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) }, |
---|
656 | left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null, |
---|
657 | top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null; |
---|
658 | |
---|
659 | self.element.animate( |
---|
660 | $.extend(style, top && left ? { top: top, left: left } : {}), { |
---|
661 | duration: o.animateDuration || "slow", easing: o.animateEasing || "swing", |
---|
662 | step: function() { |
---|
663 | |
---|
664 | var data = { |
---|
665 | width: parseInt(self.element.css('width'), 10), |
---|
666 | height: parseInt(self.element.css('height'), 10), |
---|
667 | top: parseInt(self.element.css('top'), 10), |
---|
668 | left: parseInt(self.element.css('left'), 10) |
---|
669 | }; |
---|
670 | |
---|
671 | if (pr) pr.css({ width: data.width, height: data.height }); |
---|
672 | |
---|
673 | // propagating resize, and updating values for each animation step |
---|
674 | self._updateCache(data); |
---|
675 | self.propagate("animate", e); |
---|
676 | |
---|
677 | } |
---|
678 | } |
---|
679 | ); |
---|
680 | } |
---|
681 | |
---|
682 | }); |
---|
683 | |
---|
684 | $.ui.plugin.add("resizable", "ghost", { |
---|
685 | |
---|
686 | start: function(e, ui) { |
---|
687 | var o = ui.options, self = $(this).data("resizable"), pr = o.proportionallyResize, cs = self.size; |
---|
688 | |
---|
689 | if (!pr) self.ghost = self.element.clone(); |
---|
690 | else self.ghost = pr.clone(); |
---|
691 | |
---|
692 | self.ghost.css( |
---|
693 | { opacity: .25, display: 'block', position: 'relative', height: cs.height, width: cs.width, margin: 0, left: 0, top: 0 } |
---|
694 | ) |
---|
695 | .addClass('ui-resizable-ghost').addClass(typeof o.ghost == 'string' ? o.ghost : ''); |
---|
696 | |
---|
697 | self.ghost.appendTo(self.helper); |
---|
698 | |
---|
699 | }, |
---|
700 | |
---|
701 | resize: function(e, ui){ |
---|
702 | var o = ui.options, self = $(this).data("resizable"), pr = o.proportionallyResize; |
---|
703 | |
---|
704 | if (self.ghost) self.ghost.css({ position: 'relative', height: self.size.height, width: self.size.width }); |
---|
705 | |
---|
706 | }, |
---|
707 | |
---|
708 | stop: function(e, ui){ |
---|
709 | var o = ui.options, self = $(this).data("resizable"), pr = o.proportionallyResize; |
---|
710 | if (self.ghost && self.helper) self.helper.get(0).removeChild(self.ghost.get(0)); |
---|
711 | } |
---|
712 | |
---|
713 | }); |
---|
714 | |
---|
715 | $.ui.plugin.add("resizable", "alsoResize", { |
---|
716 | |
---|
717 | start: function(e, ui) { |
---|
718 | var o = ui.options, self = $(this).data("resizable"), |
---|
719 | |
---|
720 | _store = function(exp) { |
---|
721 | $(exp).each(function() { |
---|
722 | $(this).data("resizable-alsoresize", { |
---|
723 | width: parseInt($(this).width(), 10), height: parseInt($(this).height(), 10), |
---|
724 | left: parseInt($(this).css('left'), 10), top: parseInt($(this).css('top'), 10) |
---|
725 | }); |
---|
726 | }); |
---|
727 | }; |
---|
728 | |
---|
729 | if (typeof(o.alsoResize) == 'object') { |
---|
730 | if (o.alsoResize.length) { o.alsoResize = o.alsoResize[0]; _store(o.alsoResize); } |
---|
731 | else { $.each(o.alsoResize, function(exp, c) { _store(exp); }); } |
---|
732 | }else{ |
---|
733 | _store(o.alsoResize); |
---|
734 | } |
---|
735 | }, |
---|
736 | |
---|
737 | resize: function(e, ui){ |
---|
738 | var o = ui.options, self = $(this).data("resizable"), os = self.originalSize, op = self.originalPosition; |
---|
739 | |
---|
740 | var delta = { |
---|
741 | height: (self.size.height - os.height) || 0, width: (self.size.width - os.width) || 0, |
---|
742 | top: (self.position.top - op.top) || 0, left: (self.position.left - op.left) || 0 |
---|
743 | }, |
---|
744 | |
---|
745 | _alsoResize = function(exp, c) { |
---|
746 | $(exp).each(function() { |
---|
747 | var start = $(this).data("resizable-alsoresize"), style = {}, css = c && c.length ? c : ['width', 'height', 'top', 'left']; |
---|
748 | |
---|
749 | $.each(css || ['width', 'height', 'top', 'left'], function(i, prop) { |
---|
750 | var sum = (start[prop]||0) + (delta[prop]||0); |
---|
751 | if (sum && sum >= 0) |
---|
752 | style[prop] = sum || null; |
---|
753 | }); |
---|
754 | $(this).css(style); |
---|
755 | }); |
---|
756 | }; |
---|
757 | |
---|
758 | if (typeof(o.alsoResize) == 'object') { |
---|
759 | $.each(o.alsoResize, function(exp, c) { _alsoResize(exp, c); }); |
---|
760 | }else{ |
---|
761 | _alsoResize(o.alsoResize); |
---|
762 | } |
---|
763 | }, |
---|
764 | |
---|
765 | stop: function(e, ui){ |
---|
766 | $(this).removeData("resizable-alsoresize-start"); |
---|
767 | } |
---|
768 | }); |
---|
769 | |
---|
770 | })(jQuery); |
---|