1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/tests/mochitest/ajax/mochikit/MochiKit/Position.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,258 @@
1.4 +/***
1.5 +
1.6 +MochiKit.Position 1.4
1.7 +
1.8 +See <http://mochikit.com/> for documentation, downloads, license, etc.
1.9 +
1.10 +(c) 2005-2006 Bob Ippolito and others. All rights Reserved.
1.11 +
1.12 +***/
1.13 +
1.14 +if (typeof(dojo) != 'undefined') {
1.15 + dojo.provide('MochiKit.Position');
1.16 + dojo.require('MochiKit.Base');
1.17 + dojo.require('MochiKit.DOM');
1.18 + dojo.require('MochiKit.Style');
1.19 +}
1.20 +if (typeof(JSAN) != 'undefined') {
1.21 + JSAN.use('MochiKit.Base', []);
1.22 + JSAN.use('MochiKit.DOM', []);
1.23 + JSAN.use('MochiKit.Style', []);
1.24 +}
1.25 +
1.26 +try {
1.27 + if (typeof(MochiKit.Base) == 'undefined' ||
1.28 + typeof(MochiKit.Style) == 'undefined' ||
1.29 + typeof(MochiKit.DOM) == 'undefined') {
1.30 + throw '';
1.31 + }
1.32 +} catch (e) {
1.33 + throw 'MochiKit.Style depends on MochiKit.Base, MochiKit.DOM, and MochiKit.Style!';
1.34 +}
1.35 +
1.36 +if (typeof(MochiKit.Position) == 'undefined') {
1.37 + MochiKit.Position = {};
1.38 +}
1.39 +
1.40 +MochiKit.Position.NAME = 'MochiKit.Position';
1.41 +MochiKit.Position.VERSION = '1.4';
1.42 +MochiKit.Position.__repr__ = function () {
1.43 + return '[' + this.NAME + ' ' + this.VERSION + ']';
1.44 +};
1.45 +MochiKit.Position.toString = function () {
1.46 + return this.__repr__();
1.47 +};
1.48 +
1.49 +MochiKit.Position.EXPORT_OK = [];
1.50 +
1.51 +MochiKit.Position.EXPORT = [
1.52 +];
1.53 +
1.54 +
1.55 +MochiKit.Base.update(MochiKit.Position, {
1.56 + // set to true if needed, warning: firefox performance problems
1.57 + // NOT neeeded for page scrolling, only if draggable contained in
1.58 + // scrollable elements
1.59 + includeScrollOffsets: false,
1.60 +
1.61 + /** @id MochiKit.Position.prepare */
1.62 + prepare: function () {
1.63 + var deltaX = window.pageXOffset
1.64 + || document.documentElement.scrollLeft
1.65 + || document.body.scrollLeft
1.66 + || 0;
1.67 + var deltaY = window.pageYOffset
1.68 + || document.documentElement.scrollTop
1.69 + || document.body.scrollTop
1.70 + || 0;
1.71 + this.windowOffset = new MochiKit.Style.Coordinates(deltaX, deltaY);
1.72 + },
1.73 +
1.74 + /** @id MochiKit.Position.cumulativeOffset */
1.75 + cumulativeOffset: function (element) {
1.76 + var valueT = 0;
1.77 + var valueL = 0;
1.78 + do {
1.79 + valueT += element.offsetTop || 0;
1.80 + valueL += element.offsetLeft || 0;
1.81 + element = element.offsetParent;
1.82 + } while (element);
1.83 + return new MochiKit.Style.Coordinates(valueL, valueT);
1.84 + },
1.85 +
1.86 + /** @id MochiKit.Position.realOffset */
1.87 + realOffset: function (element) {
1.88 + var valueT = 0;
1.89 + var valueL = 0;
1.90 + do {
1.91 + valueT += element.scrollTop || 0;
1.92 + valueL += element.scrollLeft || 0;
1.93 + element = element.parentNode;
1.94 + } while (element);
1.95 + return new MochiKit.Style.Coordinates(valueL, valueT);
1.96 + },
1.97 +
1.98 + /** @id MochiKit.Position.within */
1.99 + within: function (element, x, y) {
1.100 + if (this.includeScrollOffsets) {
1.101 + return this.withinIncludingScrolloffsets(element, x, y);
1.102 + }
1.103 + this.xcomp = x;
1.104 + this.ycomp = y;
1.105 + this.offset = this.cumulativeOffset(element);
1.106 + if (element.style.position == "fixed") {
1.107 + this.offset.x += this.windowOffset.x;
1.108 + this.offset.y += this.windowOffset.y;
1.109 + }
1.110 +
1.111 + return (y >= this.offset.y &&
1.112 + y < this.offset.y + element.offsetHeight &&
1.113 + x >= this.offset.x &&
1.114 + x < this.offset.x + element.offsetWidth);
1.115 + },
1.116 +
1.117 + /** @id MochiKit.Position.withinIncludingScrolloffsets */
1.118 + withinIncludingScrolloffsets: function (element, x, y) {
1.119 + var offsetcache = this.realOffset(element);
1.120 +
1.121 + this.xcomp = x + offsetcache.x - this.windowOffset.x;
1.122 + this.ycomp = y + offsetcache.y - this.windowOffset.y;
1.123 + this.offset = this.cumulativeOffset(element);
1.124 +
1.125 + return (this.ycomp >= this.offset.y &&
1.126 + this.ycomp < this.offset.y + element.offsetHeight &&
1.127 + this.xcomp >= this.offset.x &&
1.128 + this.xcomp < this.offset.x + element.offsetWidth);
1.129 + },
1.130 +
1.131 + // within must be called directly before
1.132 + /** @id MochiKit.Position.overlap */
1.133 + overlap: function (mode, element) {
1.134 + if (!mode) {
1.135 + return 0;
1.136 + }
1.137 + if (mode == 'vertical') {
1.138 + return ((this.offset.y + element.offsetHeight) - this.ycomp) /
1.139 + element.offsetHeight;
1.140 + }
1.141 + if (mode == 'horizontal') {
1.142 + return ((this.offset.x + element.offsetWidth) - this.xcomp) /
1.143 + element.offsetWidth;
1.144 + }
1.145 + },
1.146 +
1.147 + /** @id MochiKit.Position.absolutize */
1.148 + absolutize: function (element) {
1.149 + element = MochiKit.DOM.getElement(element);
1.150 + if (element.style.position == 'absolute') {
1.151 + return;
1.152 + }
1.153 + MochiKit.Position.prepare();
1.154 +
1.155 + var offsets = MochiKit.Position.positionedOffset(element);
1.156 + var width = element.clientWidth;
1.157 + var height = element.clientHeight;
1.158 +
1.159 + var oldStyle = {
1.160 + 'position': element.style.position,
1.161 + 'left': offsets.x - parseFloat(element.style.left || 0),
1.162 + 'top': offsets.y - parseFloat(element.style.top || 0),
1.163 + 'width': element.style.width,
1.164 + 'height': element.style.height
1.165 + };
1.166 +
1.167 + element.style.position = 'absolute';
1.168 + element.style.top = offsets.y + 'px';
1.169 + element.style.left = offsets.x + 'px';
1.170 + element.style.width = width + 'px';
1.171 + element.style.height = height + 'px';
1.172 +
1.173 + return oldStyle;
1.174 + },
1.175 +
1.176 + /** @id MochiKit.Position.positionedOffset */
1.177 + positionedOffset: function (element) {
1.178 + var valueT = 0, valueL = 0;
1.179 + do {
1.180 + valueT += element.offsetTop || 0;
1.181 + valueL += element.offsetLeft || 0;
1.182 + element = element.offsetParent;
1.183 + if (element) {
1.184 + p = MochiKit.Style.getStyle(element, 'position');
1.185 + if (p == 'relative' || p == 'absolute') {
1.186 + break;
1.187 + }
1.188 + }
1.189 + } while (element);
1.190 + return new MochiKit.Style.Coordinates(valueL, valueT);
1.191 + },
1.192 +
1.193 + /** @id MochiKit.Position.relativize */
1.194 + relativize: function (element, oldPos) {
1.195 + element = MochiKit.DOM.getElement(element);
1.196 + if (element.style.position == 'relative') {
1.197 + return;
1.198 + }
1.199 + MochiKit.Position.prepare();
1.200 +
1.201 + var top = parseFloat(element.style.top || 0) -
1.202 + (oldPos['top'] || 0);
1.203 + var left = parseFloat(element.style.left || 0) -
1.204 + (oldPos['left'] || 0);
1.205 +
1.206 + element.style.position = oldPos['position'];
1.207 + element.style.top = top + 'px';
1.208 + element.style.left = left + 'px';
1.209 + element.style.width = oldPos['width'];
1.210 + element.style.height = oldPos['height'];
1.211 + },
1.212 +
1.213 + /** @id MochiKit.Position.clone */
1.214 + clone: function (source, target) {
1.215 + source = MochiKit.DOM.getElement(source);
1.216 + target = MochiKit.DOM.getElement(target);
1.217 + target.style.position = 'absolute';
1.218 + var offsets = this.cumulativeOffset(source);
1.219 + target.style.top = offsets.y + 'px';
1.220 + target.style.left = offsets.x + 'px';
1.221 + target.style.width = source.offsetWidth + 'px';
1.222 + target.style.height = source.offsetHeight + 'px';
1.223 + },
1.224 +
1.225 + /** @id MochiKit.Position.page */
1.226 + page: function (forElement) {
1.227 + var valueT = 0;
1.228 + var valueL = 0;
1.229 +
1.230 + var element = forElement;
1.231 + do {
1.232 + valueT += element.offsetTop || 0;
1.233 + valueL += element.offsetLeft || 0;
1.234 +
1.235 + // Safari fix
1.236 + if (element.offsetParent == document.body && MochiKit.Style.getStyle(element, 'position') == 'absolute') {
1.237 + break;
1.238 + }
1.239 + } while (element = element.offsetParent);
1.240 +
1.241 + element = forElement;
1.242 + do {
1.243 + valueT -= element.scrollTop || 0;
1.244 + valueL -= element.scrollLeft || 0;
1.245 + } while (element = element.parentNode);
1.246 +
1.247 + return new MochiKit.Style.Coordinates(valueL, valueT);
1.248 + }
1.249 +});
1.250 +
1.251 +MochiKit.Position.__new__ = function (win) {
1.252 + var m = MochiKit.Base;
1.253 + this.EXPORT_TAGS = {
1.254 + ':common': this.EXPORT,
1.255 + ':all': m.concat(this.EXPORT, this.EXPORT_OK)
1.256 + };
1.257 +
1.258 + m.nameFunctions(this);
1.259 +};
1.260 +
1.261 +MochiKit.Position.__new__(this);
1.262 \ No newline at end of file
