The Tor Browser / file comparison
comparison: testing/mochitest/tests/MochiKit-1.4.2/MochiKit/Position.js
testing/mochitest/tests/MochiKit-1.4.2/MochiKit/Position.js
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:7c9e9278e9e4 |
|---|---|
| 1 /*** | |
| 2 | |
| 3 MochiKit.Position 1.4.2 | |
| 4 | |
| 5 See <http://mochikit.com/> for documentation, downloads, license, etc. | |
| 6 | |
| 7 (c) 2005-2006 Bob Ippolito and others. All rights Reserved. | |
| 8 | |
| 9 ***/ | |
| 10 | |
| 11 MochiKit.Base._deps('Position', ['Base', 'DOM', 'Style']); | |
| 12 | |
| 13 MochiKit.Position.NAME = 'MochiKit.Position'; | |
| 14 MochiKit.Position.VERSION = '1.4.2'; | |
| 15 MochiKit.Position.__repr__ = function () { | |
| 16 return '[' + this.NAME + ' ' + this.VERSION + ']'; | |
| 17 }; | |
| 18 MochiKit.Position.toString = function () { | |
| 19 return this.__repr__(); | |
| 20 }; | |
| 21 | |
| 22 MochiKit.Position.EXPORT_OK = []; | |
| 23 | |
| 24 MochiKit.Position.EXPORT = [ | |
| 25 ]; | |
| 26 | |
| 27 | |
| 28 MochiKit.Base.update(MochiKit.Position, { | |
| 29 // set to true if needed, warning: firefox performance problems | |
| 30 // NOT neeeded for page scrolling, only if draggable contained in | |
| 31 // scrollable elements | |
| 32 includeScrollOffsets: false, | |
| 33 | |
| 34 /** @id MochiKit.Position.prepare */ | |
| 35 prepare: function () { | |
| 36 var deltaX = window.pageXOffset | |
| 37 || document.documentElement.scrollLeft | |
| 38 || document.body.scrollLeft | |
| 39 || 0; | |
| 40 var deltaY = window.pageYOffset | |
| 41 || document.documentElement.scrollTop | |
| 42 || document.body.scrollTop | |
| 43 || 0; | |
| 44 this.windowOffset = new MochiKit.Style.Coordinates(deltaX, deltaY); | |
| 45 }, | |
| 46 | |
| 47 /** @id MochiKit.Position.cumulativeOffset */ | |
| 48 cumulativeOffset: function (element) { | |
| 49 var valueT = 0; | |
| 50 var valueL = 0; | |
| 51 do { | |
| 52 valueT += element.offsetTop || 0; | |
| 53 valueL += element.offsetLeft || 0; | |
| 54 element = element.offsetParent; | |
| 55 } while (element); | |
| 56 return new MochiKit.Style.Coordinates(valueL, valueT); | |
| 57 }, | |
| 58 | |
| 59 /** @id MochiKit.Position.realOffset */ | |
| 60 realOffset: function (element) { | |
| 61 var valueT = 0; | |
| 62 var valueL = 0; | |
| 63 do { | |
| 64 valueT += element.scrollTop || 0; | |
| 65 valueL += element.scrollLeft || 0; | |
| 66 element = element.parentNode; | |
| 67 } while (element); | |
| 68 return new MochiKit.Style.Coordinates(valueL, valueT); | |
| 69 }, | |
| 70 | |
| 71 /** @id MochiKit.Position.within */ | |
| 72 within: function (element, x, y) { | |
| 73 if (this.includeScrollOffsets) { | |
| 74 return this.withinIncludingScrolloffsets(element, x, y); | |
| 75 } | |
| 76 this.xcomp = x; | |
| 77 this.ycomp = y; | |
| 78 this.offset = this.cumulativeOffset(element); | |
| 79 if (element.style.position == "fixed") { | |
| 80 this.offset.x += this.windowOffset.x; | |
| 81 this.offset.y += this.windowOffset.y; | |
| 82 } | |
| 83 | |
| 84 return (y >= this.offset.y && | |
| 85 y < this.offset.y + element.offsetHeight && | |
| 86 x >= this.offset.x && | |
| 87 x < this.offset.x + element.offsetWidth); | |
| 88 }, | |
| 89 | |
| 90 /** @id MochiKit.Position.withinIncludingScrolloffsets */ | |
| 91 withinIncludingScrolloffsets: function (element, x, y) { | |
| 92 var offsetcache = this.realOffset(element); | |
| 93 | |
| 94 this.xcomp = x + offsetcache.x - this.windowOffset.x; | |
| 95 this.ycomp = y + offsetcache.y - this.windowOffset.y; | |
| 96 this.offset = this.cumulativeOffset(element); | |
| 97 | |
| 98 return (this.ycomp >= this.offset.y && | |
| 99 this.ycomp < this.offset.y + element.offsetHeight && | |
| 100 this.xcomp >= this.offset.x && | |
| 101 this.xcomp < this.offset.x + element.offsetWidth); | |
| 102 }, | |
| 103 | |
| 104 // within must be called directly before | |
| 105 /** @id MochiKit.Position.overlap */ | |
| 106 overlap: function (mode, element) { | |
| 107 if (!mode) { | |
| 108 return 0; | |
| 109 } | |
| 110 if (mode == 'vertical') { | |
| 111 return ((this.offset.y + element.offsetHeight) - this.ycomp) / | |
| 112 element.offsetHeight; | |
| 113 } | |
| 114 if (mode == 'horizontal') { | |
| 115 return ((this.offset.x + element.offsetWidth) - this.xcomp) / | |
| 116 element.offsetWidth; | |
| 117 } | |
| 118 }, | |
| 119 | |
| 120 /** @id MochiKit.Position.absolutize */ | |
| 121 absolutize: function (element) { | |
| 122 element = MochiKit.DOM.getElement(element); | |
| 123 if (element.style.position == 'absolute') { | |
| 124 return; | |
| 125 } | |
| 126 MochiKit.Position.prepare(); | |
| 127 | |
| 128 var offsets = MochiKit.Position.positionedOffset(element); | |
| 129 var width = element.clientWidth; | |
| 130 var height = element.clientHeight; | |
| 131 | |
| 132 var oldStyle = { | |
| 133 'position': element.style.position, | |
| 134 'left': offsets.x - parseFloat(element.style.left || 0), | |
| 135 'top': offsets.y - parseFloat(element.style.top || 0), | |
| 136 'width': element.style.width, | |
| 137 'height': element.style.height | |
| 138 }; | |
| 139 | |
| 140 element.style.position = 'absolute'; | |
| 141 element.style.top = offsets.y + 'px'; | |
| 142 element.style.left = offsets.x + 'px'; | |
| 143 element.style.width = width + 'px'; | |
| 144 element.style.height = height + 'px'; | |
| 145 | |
| 146 return oldStyle; | |
| 147 }, | |
| 148 | |
| 149 /** @id MochiKit.Position.positionedOffset */ | |
| 150 positionedOffset: function (element) { | |
| 151 var valueT = 0, valueL = 0; | |
| 152 do { | |
| 153 valueT += element.offsetTop || 0; | |
| 154 valueL += element.offsetLeft || 0; | |
| 155 element = element.offsetParent; | |
| 156 if (element) { | |
| 157 p = MochiKit.Style.getStyle(element, 'position'); | |
| 158 if (p == 'relative' || p == 'absolute') { | |
| 159 break; | |
| 160 } | |
| 161 } | |
| 162 } while (element); | |
| 163 return new MochiKit.Style.Coordinates(valueL, valueT); | |
| 164 }, | |
| 165 | |
| 166 /** @id MochiKit.Position.relativize */ | |
| 167 relativize: function (element, oldPos) { | |
| 168 element = MochiKit.DOM.getElement(element); | |
| 169 if (element.style.position == 'relative') { | |
| 170 return; | |
| 171 } | |
| 172 MochiKit.Position.prepare(); | |
| 173 | |
| 174 var top = parseFloat(element.style.top || 0) - | |
| 175 (oldPos['top'] || 0); | |
| 176 var left = parseFloat(element.style.left || 0) - | |
| 177 (oldPos['left'] || 0); | |
| 178 | |
| 179 element.style.position = oldPos['position']; | |
| 180 element.style.top = top + 'px'; | |
| 181 element.style.left = left + 'px'; | |
| 182 element.style.width = oldPos['width']; | |
| 183 element.style.height = oldPos['height']; | |
| 184 }, | |
| 185 | |
| 186 /** @id MochiKit.Position.clone */ | |
| 187 clone: function (source, target) { | |
| 188 source = MochiKit.DOM.getElement(source); | |
| 189 target = MochiKit.DOM.getElement(target); | |
| 190 target.style.position = 'absolute'; | |
| 191 var offsets = this.cumulativeOffset(source); | |
| 192 target.style.top = offsets.y + 'px'; | |
| 193 target.style.left = offsets.x + 'px'; | |
| 194 target.style.width = source.offsetWidth + 'px'; | |
| 195 target.style.height = source.offsetHeight + 'px'; | |
| 196 }, | |
| 197 | |
| 198 /** @id MochiKit.Position.page */ | |
| 199 page: function (forElement) { | |
| 200 var valueT = 0; | |
| 201 var valueL = 0; | |
| 202 | |
| 203 var element = forElement; | |
| 204 do { | |
| 205 valueT += element.offsetTop || 0; | |
| 206 valueL += element.offsetLeft || 0; | |
| 207 | |
| 208 // Safari fix | |
| 209 if (element.offsetParent == document.body && MochiKit.Style.getStyle(element, 'position') == 'absolute') { | |
| 210 break; | |
| 211 } | |
| 212 } while (element = element.offsetParent); | |
| 213 | |
| 214 element = forElement; | |
| 215 do { | |
| 216 valueT -= element.scrollTop || 0; | |
| 217 valueL -= element.scrollLeft || 0; | |
| 218 } while (element = element.parentNode); | |
| 219 | |
| 220 return new MochiKit.Style.Coordinates(valueL, valueT); | |
| 221 } | |
| 222 }); | |
| 223 | |
| 224 MochiKit.Position.__new__ = function (win) { | |
| 225 var m = MochiKit.Base; | |
| 226 this.EXPORT_TAGS = { | |
| 227 ':common': this.EXPORT, | |
| 228 ':all': m.concat(this.EXPORT, this.EXPORT_OK) | |
| 229 }; | |
| 230 | |
| 231 m.nameFunctions(this); | |
| 232 }; | |
| 233 | |
| 234 MochiKit.Position.__new__(this); | |
| 235 | |
| 236 MochiKit.Base._exportSymbols(this, MochiKit.Position); |
