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Diffstat (limited to 'dom/tests/mochitest/ajax/mochikit/MochiKit/Position.js')
| -rw-r--r-- | dom/tests/mochitest/ajax/mochikit/MochiKit/Position.js | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/dom/tests/mochitest/ajax/mochikit/MochiKit/Position.js b/dom/tests/mochitest/ajax/mochikit/MochiKit/Position.js new file mode 100644 index 000000000..23b0f181c --- /dev/null +++ b/dom/tests/mochitest/ajax/mochikit/MochiKit/Position.js @@ -0,0 +1,258 @@ +/*** + +MochiKit.Position 1.4 + +See <http://mochikit.com/> for documentation, downloads, license, etc. + +(c) 2005-2006 Bob Ippolito and others. All rights Reserved. + +***/ + +if (typeof(dojo) != 'undefined') { + dojo.provide('MochiKit.Position'); + dojo.require('MochiKit.Base'); + dojo.require('MochiKit.DOM'); + dojo.require('MochiKit.Style'); +} +if (typeof(JSAN) != 'undefined') { + JSAN.use('MochiKit.Base', []); + JSAN.use('MochiKit.DOM', []); + JSAN.use('MochiKit.Style', []); +} + +try { + if (typeof(MochiKit.Base) == 'undefined' || + typeof(MochiKit.Style) == 'undefined' || + typeof(MochiKit.DOM) == 'undefined') { + throw ''; + } +} catch (e) { + throw 'MochiKit.Style depends on MochiKit.Base, MochiKit.DOM, and MochiKit.Style!'; +} + +if (typeof(MochiKit.Position) == 'undefined') { + MochiKit.Position = {}; +} + +MochiKit.Position.NAME = 'MochiKit.Position'; +MochiKit.Position.VERSION = '1.4'; +MochiKit.Position.__repr__ = function () { + return '[' + this.NAME + ' ' + this.VERSION + ']'; +}; +MochiKit.Position.toString = function () { + return this.__repr__(); +}; + +MochiKit.Position.EXPORT_OK = []; + +MochiKit.Position.EXPORT = [ +]; + + +MochiKit.Base.update(MochiKit.Position, { + // set to true if needed, warning: firefox performance problems + // NOT neeeded for page scrolling, only if draggable contained in + // scrollable elements + includeScrollOffsets: false, + + /** @id MochiKit.Position.prepare */ + prepare: function () { + var deltaX = window.pageXOffset + || document.documentElement.scrollLeft + || document.body.scrollLeft + || 0; + var deltaY = window.pageYOffset + || document.documentElement.scrollTop + || document.body.scrollTop + || 0; + this.windowOffset = new MochiKit.Style.Coordinates(deltaX, deltaY); + }, + + /** @id MochiKit.Position.cumulativeOffset */ + cumulativeOffset: function (element) { + var valueT = 0; + var valueL = 0; + do { + valueT += element.offsetTop || 0; + valueL += element.offsetLeft || 0; + element = element.offsetParent; + } while (element); + return new MochiKit.Style.Coordinates(valueL, valueT); + }, + + /** @id MochiKit.Position.realOffset */ + realOffset: function (element) { + var valueT = 0; + var valueL = 0; + do { + valueT += element.scrollTop || 0; + valueL += element.scrollLeft || 0; + element = element.parentNode; + } while (element); + return new MochiKit.Style.Coordinates(valueL, valueT); + }, + + /** @id MochiKit.Position.within */ + within: function (element, x, y) { + if (this.includeScrollOffsets) { + return this.withinIncludingScrolloffsets(element, x, y); + } + this.xcomp = x; + this.ycomp = y; + this.offset = this.cumulativeOffset(element); + if (element.style.position == "fixed") { + this.offset.x += this.windowOffset.x; + this.offset.y += this.windowOffset.y; + } + + return (y >= this.offset.y && + y < this.offset.y + element.offsetHeight && + x >= this.offset.x && + x < this.offset.x + element.offsetWidth); + }, + + /** @id MochiKit.Position.withinIncludingScrolloffsets */ + withinIncludingScrolloffsets: function (element, x, y) { + var offsetcache = this.realOffset(element); + + this.xcomp = x + offsetcache.x - this.windowOffset.x; + this.ycomp = y + offsetcache.y - this.windowOffset.y; + this.offset = this.cumulativeOffset(element); + + return (this.ycomp >= this.offset.y && + this.ycomp < this.offset.y + element.offsetHeight && + this.xcomp >= this.offset.x && + this.xcomp < this.offset.x + element.offsetWidth); + }, + + // within must be called directly before + /** @id MochiKit.Position.overlap */ + overlap: function (mode, element) { + if (!mode) { + return 0; + } + if (mode == 'vertical') { + return ((this.offset.y + element.offsetHeight) - this.ycomp) / + element.offsetHeight; + } + if (mode == 'horizontal') { + return ((this.offset.x + element.offsetWidth) - this.xcomp) / + element.offsetWidth; + } + }, + + /** @id MochiKit.Position.absolutize */ + absolutize: function (element) { + element = MochiKit.DOM.getElement(element); + if (element.style.position == 'absolute') { + return; + } + MochiKit.Position.prepare(); + + var offsets = MochiKit.Position.positionedOffset(element); + var width = element.clientWidth; + var height = element.clientHeight; + + var oldStyle = { + 'position': element.style.position, + 'left': offsets.x - parseFloat(element.style.left || 0), + 'top': offsets.y - parseFloat(element.style.top || 0), + 'width': element.style.width, + 'height': element.style.height + }; + + element.style.position = 'absolute'; + element.style.top = offsets.y + 'px'; + element.style.left = offsets.x + 'px'; + element.style.width = width + 'px'; + element.style.height = height + 'px'; + + return oldStyle; + }, + + /** @id MochiKit.Position.positionedOffset */ + positionedOffset: function (element) { + var valueT = 0, valueL = 0; + do { + valueT += element.offsetTop || 0; + valueL += element.offsetLeft || 0; + element = element.offsetParent; + if (element) { + p = MochiKit.Style.getStyle(element, 'position'); + if (p == 'relative' || p == 'absolute') { + break; + } + } + } while (element); + return new MochiKit.Style.Coordinates(valueL, valueT); + }, + + /** @id MochiKit.Position.relativize */ + relativize: function (element, oldPos) { + element = MochiKit.DOM.getElement(element); + if (element.style.position == 'relative') { + return; + } + MochiKit.Position.prepare(); + + var top = parseFloat(element.style.top || 0) - + (oldPos['top'] || 0); + var left = parseFloat(element.style.left || 0) - + (oldPos['left'] || 0); + + element.style.position = oldPos['position']; + element.style.top = top + 'px'; + element.style.left = left + 'px'; + element.style.width = oldPos['width']; + element.style.height = oldPos['height']; + }, + + /** @id MochiKit.Position.clone */ + clone: function (source, target) { + source = MochiKit.DOM.getElement(source); + target = MochiKit.DOM.getElement(target); + target.style.position = 'absolute'; + var offsets = this.cumulativeOffset(source); + target.style.top = offsets.y + 'px'; + target.style.left = offsets.x + 'px'; + target.style.width = source.offsetWidth + 'px'; + target.style.height = source.offsetHeight + 'px'; + }, + + /** @id MochiKit.Position.page */ + page: function (forElement) { + var valueT = 0; + var valueL = 0; + + var element = forElement; + do { + valueT += element.offsetTop || 0; + valueL += element.offsetLeft || 0; + + // Safari fix + if (element.offsetParent == document.body && MochiKit.Style.getStyle(element, 'position') == 'absolute') { + break; + } + } while (element = element.offsetParent); + + element = forElement; + do { + valueT -= element.scrollTop || 0; + valueL -= element.scrollLeft || 0; + } while (element = element.parentNode); + + return new MochiKit.Style.Coordinates(valueL, valueT); + } +}); + +MochiKit.Position.__new__ = function (win) { + var m = MochiKit.Base; + this.EXPORT_TAGS = { + ':common': this.EXPORT, + ':all': m.concat(this.EXPORT, this.EXPORT_OK) + }; + + m.nameFunctions(this); +}; + +MochiKit.Position.__new__(this);
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