diff options
Diffstat (limited to 'webroot/js/dd_belatedpng.js')
| -rw-r--r-- | webroot/js/dd_belatedpng.js | 654 |
1 files changed, 327 insertions, 327 deletions
diff --git a/webroot/js/dd_belatedpng.js b/webroot/js/dd_belatedpng.js index 7e38cc3..58ae134 100644 --- a/webroot/js/dd_belatedpng.js +++ b/webroot/js/dd_belatedpng.js @@ -1,328 +1,328 @@ -/**
-* DD_belatedPNG: Adds IE6 support: PNG images for CSS background-image and HTML <IMG/>.
-* Author: Drew Diller
-* Email: drew.diller@gmail.com
-* URL: http://www.dillerdesign.com/experiment/DD_belatedPNG/
-* Version: 0.0.8a
-* Licensed under the MIT License: http://dillerdesign.com/experiment/DD_belatedPNG/#license
-*
-* Example usage:
-* DD_belatedPNG.fix('.png_bg'); // argument is a CSS selector
-* DD_belatedPNG.fixPng( someNode ); // argument is an HTMLDomElement
-**/
-
-/*
-PLEASE READ:
-Absolutely everything in this script is SILLY. I know this. IE's rendering of certain pixels doesn't make sense, so neither does this code!
-*/
-
-var DD_belatedPNG = {
- ns: 'DD_belatedPNG',
- imgSize: {},
- delay: 10,
- nodesFixed: 0,
- createVmlNameSpace: function () { /* enable VML */
- if (document.namespaces && !document.namespaces[this.ns]) {
- document.namespaces.add(this.ns, 'urn:schemas-microsoft-com:vml');
- }
- },
- createVmlStyleSheet: function () { /* style VML, enable behaviors */
- /*
- Just in case lots of other developers have added
- lots of other stylesheets using document.createStyleSheet
- and hit the 31-limit mark, let's not use that method!
- further reading: http://msdn.microsoft.com/en-us/library/ms531194(VS.85).aspx
- */
- var screenStyleSheet, printStyleSheet;
- screenStyleSheet = document.createElement('style');
- screenStyleSheet.setAttribute('media', 'screen');
- document.documentElement.firstChild.insertBefore(screenStyleSheet, document.documentElement.firstChild.firstChild);
- if (screenStyleSheet.styleSheet) {
- screenStyleSheet = screenStyleSheet.styleSheet;
- screenStyleSheet.addRule(this.ns + '\\:*', '{behavior:url(#default#VML)}');
- screenStyleSheet.addRule(this.ns + '\\:shape', 'position:absolute;');
- screenStyleSheet.addRule('img.' + this.ns + '_sizeFinder', 'behavior:none; border:none; position:absolute; z-index:-1; top:-10000px; visibility:hidden;'); /* large negative top value for avoiding vertical scrollbars for large images, suggested by James O'Brien, http://www.thanatopsic.org/hendrik/ */
- this.screenStyleSheet = screenStyleSheet;
-
- /* Add a print-media stylesheet, for preventing VML artifacts from showing up in print (including preview). */
- /* Thanks to Rémi Prévost for automating this! */
- printStyleSheet = document.createElement('style');
- printStyleSheet.setAttribute('media', 'print');
- document.documentElement.firstChild.insertBefore(printStyleSheet, document.documentElement.firstChild.firstChild);
- printStyleSheet = printStyleSheet.styleSheet;
- printStyleSheet.addRule(this.ns + '\\:*', '{display: none !important;}');
- printStyleSheet.addRule('img.' + this.ns + '_sizeFinder', '{display: none !important;}');
- }
- },
- readPropertyChange: function () {
- var el, display, v;
- el = event.srcElement;
- if (!el.vmlInitiated) {
- return;
- }
- if (event.propertyName.search('background') != -1 || event.propertyName.search('border') != -1) {
- DD_belatedPNG.applyVML(el);
- }
- if (event.propertyName == 'style.display') {
- display = (el.currentStyle.display == 'none') ? 'none' : 'block';
- for (v in el.vml) {
- if (el.vml.hasOwnProperty(v)) {
- el.vml[v].shape.style.display = display;
- }
- }
- }
- if (event.propertyName.search('filter') != -1) {
- DD_belatedPNG.vmlOpacity(el);
- }
- },
- vmlOpacity: function (el) {
- if (el.currentStyle.filter.search('lpha') != -1) {
- var trans = el.currentStyle.filter;
- trans = parseInt(trans.substring(trans.lastIndexOf('=')+1, trans.lastIndexOf(')')), 10)/100;
- el.vml.color.shape.style.filter = el.currentStyle.filter; /* complete guesswork */
- el.vml.image.fill.opacity = trans; /* complete guesswork */
- }
- },
- handlePseudoHover: function (el) {
- setTimeout(function () { /* wouldn't work as intended without setTimeout */
- DD_belatedPNG.applyVML(el);
- }, 1);
- },
- /**
- * This is the method to use in a document.
- * @param {String} selector - REQUIRED - a CSS selector, such as '#doc .container'
- **/
- fix: function (selector) {
- if (this.screenStyleSheet) {
- var selectors, i;
- selectors = selector.split(','); /* multiple selectors supported, no need for multiple calls to this anymore */
- for (i=0; i<selectors.length; i++) {
- this.screenStyleSheet.addRule(selectors[i], 'behavior:expression(DD_belatedPNG.fixPng(this))'); /* seems to execute the function without adding it to the stylesheet - interesting... */
- }
- }
- },
- applyVML: function (el) {
- el.runtimeStyle.cssText = '';
- this.vmlFill(el);
- this.vmlOffsets(el);
- this.vmlOpacity(el);
- if (el.isImg) {
- this.copyImageBorders(el);
- }
- },
- attachHandlers: function (el) {
- var self, handlers, handler, moreForAs, a, h;
- self = this;
- handlers = {resize: 'vmlOffsets', move: 'vmlOffsets'};
- if (el.nodeName == 'A') {
- moreForAs = {mouseleave: 'handlePseudoHover', mouseenter: 'handlePseudoHover', focus: 'handlePseudoHover', blur: 'handlePseudoHover'};
- for (a in moreForAs) {
- if (moreForAs.hasOwnProperty(a)) {
- handlers[a] = moreForAs[a];
- }
- }
- }
- for (h in handlers) {
- if (handlers.hasOwnProperty(h)) {
- handler = function () {
- self[handlers[h]](el);
- };
- el.attachEvent('on' + h, handler);
- }
- }
- el.attachEvent('onpropertychange', this.readPropertyChange);
- },
- giveLayout: function (el) {
- el.style.zoom = 1;
- if (el.currentStyle.position == 'static') {
- el.style.position = 'relative';
- }
- },
- copyImageBorders: function (el) {
- var styles, s;
- styles = {'borderStyle':true, 'borderWidth':true, 'borderColor':true};
- for (s in styles) {
- if (styles.hasOwnProperty(s)) {
- el.vml.color.shape.style[s] = el.currentStyle[s];
- }
- }
- },
- vmlFill: function (el) {
- if (!el.currentStyle) {
- return;
- } else {
- var elStyle, noImg, lib, v, img, imgLoaded;
- elStyle = el.currentStyle;
- }
- for (v in el.vml) {
- if (el.vml.hasOwnProperty(v)) {
- el.vml[v].shape.style.zIndex = elStyle.zIndex;
- }
- }
- el.runtimeStyle.backgroundColor = '';
- el.runtimeStyle.backgroundImage = '';
- noImg = true;
- if (elStyle.backgroundImage != 'none' || el.isImg) {
- if (!el.isImg) {
- el.vmlBg = elStyle.backgroundImage;
- el.vmlBg = el.vmlBg.substr(5, el.vmlBg.lastIndexOf('")')-5);
- }
- else {
- el.vmlBg = el.src;
- }
- lib = this;
- if (!lib.imgSize[el.vmlBg]) { /* determine size of loaded image */
- img = document.createElement('img');
- lib.imgSize[el.vmlBg] = img;
- img.className = lib.ns + '_sizeFinder';
- img.runtimeStyle.cssText = 'behavior:none; position:absolute; left:-10000px; top:-10000px; border:none; margin:0; padding:0;'; /* make sure to set behavior to none to prevent accidental matching of the helper elements! */
- imgLoaded = function () {
- this.width = this.offsetWidth; /* weird cache-busting requirement! */
- this.height = this.offsetHeight;
- lib.vmlOffsets(el);
- };
- img.attachEvent('onload', imgLoaded);
- img.src = el.vmlBg;
- img.removeAttribute('width');
- img.removeAttribute('height');
- document.body.insertBefore(img, document.body.firstChild);
- }
- el.vml.image.fill.src = el.vmlBg;
- noImg = false;
- }
- el.vml.image.fill.on = !noImg;
- el.vml.image.fill.color = 'none';
- el.vml.color.shape.style.backgroundColor = elStyle.backgroundColor;
- el.runtimeStyle.backgroundImage = 'none';
- el.runtimeStyle.backgroundColor = 'transparent';
- },
- /* IE can't figure out what do when the offsetLeft and the clientLeft add up to 1, and the VML ends up getting fuzzy... so we have to push/enlarge things by 1 pixel and then clip off the excess */
- vmlOffsets: function (el) {
- var thisStyle, size, fudge, makeVisible, bg, bgR, dC, altC, b, c, v;
- thisStyle = el.currentStyle;
- size = {'W':el.clientWidth+1, 'H':el.clientHeight+1, 'w':this.imgSize[el.vmlBg].width, 'h':this.imgSize[el.vmlBg].height, 'L':el.offsetLeft, 'T':el.offsetTop, 'bLW':el.clientLeft, 'bTW':el.clientTop};
- fudge = (size.L + size.bLW == 1) ? 1 : 0;
- /* vml shape, left, top, width, height, origin */
- makeVisible = function (vml, l, t, w, h, o) {
- vml.coordsize = w+','+h;
- vml.coordorigin = o+','+o;
- vml.path = 'm0,0l'+w+',0l'+w+','+h+'l0,'+h+' xe';
- vml.style.width = w + 'px';
- vml.style.height = h + 'px';
- vml.style.left = l + 'px';
- vml.style.top = t + 'px';
- };
- makeVisible(el.vml.color.shape, (size.L + (el.isImg ? 0 : size.bLW)), (size.T + (el.isImg ? 0 : size.bTW)), (size.W-1), (size.H-1), 0);
- makeVisible(el.vml.image.shape, (size.L + size.bLW), (size.T + size.bTW), (size.W), (size.H), 1 );
- bg = {'X':0, 'Y':0};
- if (el.isImg) {
- bg.X = parseInt(thisStyle.paddingLeft, 10) + 1;
- bg.Y = parseInt(thisStyle.paddingTop, 10) + 1;
- }
- else {
- for (b in bg) {
- if (bg.hasOwnProperty(b)) {
- this.figurePercentage(bg, size, b, thisStyle['backgroundPosition'+b]);
- }
- }
- }
- el.vml.image.fill.position = (bg.X/size.W) + ',' + (bg.Y/size.H);
- bgR = thisStyle.backgroundRepeat;
- dC = {'T':1, 'R':size.W+fudge, 'B':size.H, 'L':1+fudge}; /* these are defaults for repeat of any kind */
- altC = { 'X': {'b1': 'L', 'b2': 'R', 'd': 'W'}, 'Y': {'b1': 'T', 'b2': 'B', 'd': 'H'} };
- if (bgR != 'repeat' || el.isImg) {
- c = {'T':(bg.Y), 'R':(bg.X+size.w), 'B':(bg.Y+size.h), 'L':(bg.X)}; /* these are defaults for no-repeat - clips down to the image location */
- if (bgR.search('repeat-') != -1) { /* now let's revert to dC for repeat-x or repeat-y */
- v = bgR.split('repeat-')[1].toUpperCase();
- c[altC[v].b1] = 1;
- c[altC[v].b2] = size[altC[v].d];
- }
- if (c.B > size.H) {
- c.B = size.H;
- }
- el.vml.image.shape.style.clip = 'rect('+c.T+'px '+(c.R+fudge)+'px '+c.B+'px '+(c.L+fudge)+'px)';
- }
- else {
- el.vml.image.shape.style.clip = 'rect('+dC.T+'px '+dC.R+'px '+dC.B+'px '+dC.L+'px)';
- }
- },
- figurePercentage: function (bg, size, axis, position) {
- var horizontal, fraction;
- fraction = true;
- horizontal = (axis == 'X');
- switch(position) {
- case 'left':
- case 'top':
- bg[axis] = 0;
- break;
- case 'center':
- bg[axis] = 0.5;
- break;
- case 'right':
- case 'bottom':
- bg[axis] = 1;
- break;
- default:
- if (position.search('%') != -1) {
- bg[axis] = parseInt(position, 10) / 100;
- }
- else {
- fraction = false;
- }
- }
- bg[axis] = Math.ceil( fraction ? ( (size[horizontal?'W': 'H'] * bg[axis]) - (size[horizontal?'w': 'h'] * bg[axis]) ) : parseInt(position, 10) );
- if (bg[axis] % 2 === 0) {
- bg[axis]++;
- }
- return bg[axis];
- },
- fixPng: function (el) {
- el.style.behavior = 'none';
- var lib, els, nodeStr, v, e;
- if (el.nodeName == 'BODY' || el.nodeName == 'TD' || el.nodeName == 'TR') { /* elements not supported yet */
- return;
- }
- el.isImg = false;
- if (el.nodeName == 'IMG') {
- if(el.src.toLowerCase().search(/\.png$/) != -1) {
- el.isImg = true;
- el.style.visibility = 'hidden';
- }
- else {
- return;
- }
- }
- else if (el.currentStyle.backgroundImage.toLowerCase().search('.png') == -1) {
- return;
- }
- lib = DD_belatedPNG;
- el.vml = {color: {}, image: {}};
- els = {shape: {}, fill: {}};
- for (v in el.vml) {
- if (el.vml.hasOwnProperty(v)) {
- for (e in els) {
- if (els.hasOwnProperty(e)) {
- nodeStr = lib.ns + ':' + e;
- el.vml[v][e] = document.createElement(nodeStr);
- }
- }
- el.vml[v].shape.stroked = false;
- el.vml[v].shape.appendChild(el.vml[v].fill);
- el.parentNode.insertBefore(el.vml[v].shape, el);
- }
- }
- el.vml.image.shape.fillcolor = 'none'; /* Don't show blank white shapeangle when waiting for image to load. */
- el.vml.image.fill.type = 'tile'; /* Makes image show up. */
- el.vml.color.fill.on = false; /* Actually going to apply vml element's style.backgroundColor, so hide the whiteness. */
- lib.attachHandlers(el);
- lib.giveLayout(el);
- lib.giveLayout(el.offsetParent);
- el.vmlInitiated = true;
- lib.applyVML(el); /* Render! */
- }
-};
-try {
- document.execCommand("BackgroundImageCache", false, true); /* TredoSoft Multiple IE doesn't like this, so try{} it */
-} catch(r) {}
-DD_belatedPNG.createVmlNameSpace();
+/** +* DD_belatedPNG: Adds IE6 support: PNG images for CSS background-image and HTML <IMG/>. +* Author: Drew Diller +* Email: drew.diller@gmail.com +* URL: http://www.dillerdesign.com/experiment/DD_belatedPNG/ +* Version: 0.0.8a +* Licensed under the MIT License: http://dillerdesign.com/experiment/DD_belatedPNG/#license +* +* Example usage: +* DD_belatedPNG.fix('.png_bg'); // argument is a CSS selector +* DD_belatedPNG.fixPng( someNode ); // argument is an HTMLDomElement +**/ + +/* +PLEASE READ: +Absolutely everything in this script is SILLY. I know this. IE's rendering of certain pixels doesn't make sense, so neither does this code! +*/ + +var DD_belatedPNG = { + ns: 'DD_belatedPNG', + imgSize: {}, + delay: 10, + nodesFixed: 0, + createVmlNameSpace: function () { /* enable VML */ + if (document.namespaces && !document.namespaces[this.ns]) { + document.namespaces.add(this.ns, 'urn:schemas-microsoft-com:vml'); + } + }, + createVmlStyleSheet: function () { /* style VML, enable behaviors */ + /* + Just in case lots of other developers have added + lots of other stylesheets using document.createStyleSheet + and hit the 31-limit mark, let's not use that method! + further reading: http://msdn.microsoft.com/en-us/library/ms531194(VS.85).aspx + */ + var screenStyleSheet, printStyleSheet; + screenStyleSheet = document.createElement('style'); + screenStyleSheet.setAttribute('media', 'screen'); + document.documentElement.firstChild.insertBefore(screenStyleSheet, document.documentElement.firstChild.firstChild); + if (screenStyleSheet.styleSheet) { + screenStyleSheet = screenStyleSheet.styleSheet; + screenStyleSheet.addRule(this.ns + '\\:*', '{behavior:url(#default#VML)}'); + screenStyleSheet.addRule(this.ns + '\\:shape', 'position:absolute;'); + screenStyleSheet.addRule('img.' + this.ns + '_sizeFinder', 'behavior:none; border:none; position:absolute; z-index:-1; top:-10000px; visibility:hidden;'); /* large negative top value for avoiding vertical scrollbars for large images, suggested by James O'Brien, http://www.thanatopsic.org/hendrik/ */ + this.screenStyleSheet = screenStyleSheet; + + /* Add a print-media stylesheet, for preventing VML artifacts from showing up in print (including preview). */ + /* Thanks to Rémi Prévost for automating this! */ + printStyleSheet = document.createElement('style'); + printStyleSheet.setAttribute('media', 'print'); + document.documentElement.firstChild.insertBefore(printStyleSheet, document.documentElement.firstChild.firstChild); + printStyleSheet = printStyleSheet.styleSheet; + printStyleSheet.addRule(this.ns + '\\:*', '{display: none !important;}'); + printStyleSheet.addRule('img.' + this.ns + '_sizeFinder', '{display: none !important;}'); + } + }, + readPropertyChange: function () { + var el, display, v; + el = event.srcElement; + if (!el.vmlInitiated) { + return; + } + if (event.propertyName.search('background') != -1 || event.propertyName.search('border') != -1) { + DD_belatedPNG.applyVML(el); + } + if (event.propertyName == 'style.display') { + display = (el.currentStyle.display == 'none') ? 'none' : 'block'; + for (v in el.vml) { + if (el.vml.hasOwnProperty(v)) { + el.vml[v].shape.style.display = display; + } + } + } + if (event.propertyName.search('filter') != -1) { + DD_belatedPNG.vmlOpacity(el); + } + }, + vmlOpacity: function (el) { + if (el.currentStyle.filter.search('lpha') != -1) { + var trans = el.currentStyle.filter; + trans = parseInt(trans.substring(trans.lastIndexOf('=')+1, trans.lastIndexOf(')')), 10)/100; + el.vml.color.shape.style.filter = el.currentStyle.filter; /* complete guesswork */ + el.vml.image.fill.opacity = trans; /* complete guesswork */ + } + }, + handlePseudoHover: function (el) { + setTimeout(function () { /* wouldn't work as intended without setTimeout */ + DD_belatedPNG.applyVML(el); + }, 1); + }, + /** + * This is the method to use in a document. + * @param {String} selector - REQUIRED - a CSS selector, such as '#doc .container' + **/ + fix: function (selector) { + if (this.screenStyleSheet) { + var selectors, i; + selectors = selector.split(','); /* multiple selectors supported, no need for multiple calls to this anymore */ + for (i=0; i<selectors.length; i++) { + this.screenStyleSheet.addRule(selectors[i], 'behavior:expression(DD_belatedPNG.fixPng(this))'); /* seems to execute the function without adding it to the stylesheet - interesting... */ + } + } + }, + applyVML: function (el) { + el.runtimeStyle.cssText = ''; + this.vmlFill(el); + this.vmlOffsets(el); + this.vmlOpacity(el); + if (el.isImg) { + this.copyImageBorders(el); + } + }, + attachHandlers: function (el) { + var self, handlers, handler, moreForAs, a, h; + self = this; + handlers = {resize: 'vmlOffsets', move: 'vmlOffsets'}; + if (el.nodeName == 'A') { + moreForAs = {mouseleave: 'handlePseudoHover', mouseenter: 'handlePseudoHover', focus: 'handlePseudoHover', blur: 'handlePseudoHover'}; + for (a in moreForAs) { + if (moreForAs.hasOwnProperty(a)) { + handlers[a] = moreForAs[a]; + } + } + } + for (h in handlers) { + if (handlers.hasOwnProperty(h)) { + handler = function () { + self[handlers[h]](el); + }; + el.attachEvent('on' + h, handler); + } + } + el.attachEvent('onpropertychange', this.readPropertyChange); + }, + giveLayout: function (el) { + el.style.zoom = 1; + if (el.currentStyle.position == 'static') { + el.style.position = 'relative'; + } + }, + copyImageBorders: function (el) { + var styles, s; + styles = {'borderStyle':true, 'borderWidth':true, 'borderColor':true}; + for (s in styles) { + if (styles.hasOwnProperty(s)) { + el.vml.color.shape.style[s] = el.currentStyle[s]; + } + } + }, + vmlFill: function (el) { + if (!el.currentStyle) { + return; + } else { + var elStyle, noImg, lib, v, img, imgLoaded; + elStyle = el.currentStyle; + } + for (v in el.vml) { + if (el.vml.hasOwnProperty(v)) { + el.vml[v].shape.style.zIndex = elStyle.zIndex; + } + } + el.runtimeStyle.backgroundColor = ''; + el.runtimeStyle.backgroundImage = ''; + noImg = true; + if (elStyle.backgroundImage != 'none' || el.isImg) { + if (!el.isImg) { + el.vmlBg = elStyle.backgroundImage; + el.vmlBg = el.vmlBg.substr(5, el.vmlBg.lastIndexOf('")')-5); + } + else { + el.vmlBg = el.src; + } + lib = this; + if (!lib.imgSize[el.vmlBg]) { /* determine size of loaded image */ + img = document.createElement('img'); + lib.imgSize[el.vmlBg] = img; + img.className = lib.ns + '_sizeFinder'; + img.runtimeStyle.cssText = 'behavior:none; position:absolute; left:-10000px; top:-10000px; border:none; margin:0; padding:0;'; /* make sure to set behavior to none to prevent accidental matching of the helper elements! */ + imgLoaded = function () { + this.width = this.offsetWidth; /* weird cache-busting requirement! */ + this.height = this.offsetHeight; + lib.vmlOffsets(el); + }; + img.attachEvent('onload', imgLoaded); + img.src = el.vmlBg; + img.removeAttribute('width'); + img.removeAttribute('height'); + document.body.insertBefore(img, document.body.firstChild); + } + el.vml.image.fill.src = el.vmlBg; + noImg = false; + } + el.vml.image.fill.on = !noImg; + el.vml.image.fill.color = 'none'; + el.vml.color.shape.style.backgroundColor = elStyle.backgroundColor; + el.runtimeStyle.backgroundImage = 'none'; + el.runtimeStyle.backgroundColor = 'transparent'; + }, + /* IE can't figure out what do when the offsetLeft and the clientLeft add up to 1, and the VML ends up getting fuzzy... so we have to push/enlarge things by 1 pixel and then clip off the excess */ + vmlOffsets: function (el) { + var thisStyle, size, fudge, makeVisible, bg, bgR, dC, altC, b, c, v; + thisStyle = el.currentStyle; + size = {'W':el.clientWidth+1, 'H':el.clientHeight+1, 'w':this.imgSize[el.vmlBg].width, 'h':this.imgSize[el.vmlBg].height, 'L':el.offsetLeft, 'T':el.offsetTop, 'bLW':el.clientLeft, 'bTW':el.clientTop}; + fudge = (size.L + size.bLW == 1) ? 1 : 0; + /* vml shape, left, top, width, height, origin */ + makeVisible = function (vml, l, t, w, h, o) { + vml.coordsize = w+','+h; + vml.coordorigin = o+','+o; + vml.path = 'm0,0l'+w+',0l'+w+','+h+'l0,'+h+' xe'; + vml.style.width = w + 'px'; + vml.style.height = h + 'px'; + vml.style.left = l + 'px'; + vml.style.top = t + 'px'; + }; + makeVisible(el.vml.color.shape, (size.L + (el.isImg ? 0 : size.bLW)), (size.T + (el.isImg ? 0 : size.bTW)), (size.W-1), (size.H-1), 0); + makeVisible(el.vml.image.shape, (size.L + size.bLW), (size.T + size.bTW), (size.W), (size.H), 1 ); + bg = {'X':0, 'Y':0}; + if (el.isImg) { + bg.X = parseInt(thisStyle.paddingLeft, 10) + 1; + bg.Y = parseInt(thisStyle.paddingTop, 10) + 1; + } + else { + for (b in bg) { + if (bg.hasOwnProperty(b)) { + this.figurePercentage(bg, size, b, thisStyle['backgroundPosition'+b]); + } + } + } + el.vml.image.fill.position = (bg.X/size.W) + ',' + (bg.Y/size.H); + bgR = thisStyle.backgroundRepeat; + dC = {'T':1, 'R':size.W+fudge, 'B':size.H, 'L':1+fudge}; /* these are defaults for repeat of any kind */ + altC = { 'X': {'b1': 'L', 'b2': 'R', 'd': 'W'}, 'Y': {'b1': 'T', 'b2': 'B', 'd': 'H'} }; + if (bgR != 'repeat' || el.isImg) { + c = {'T':(bg.Y), 'R':(bg.X+size.w), 'B':(bg.Y+size.h), 'L':(bg.X)}; /* these are defaults for no-repeat - clips down to the image location */ + if (bgR.search('repeat-') != -1) { /* now let's revert to dC for repeat-x or repeat-y */ + v = bgR.split('repeat-')[1].toUpperCase(); + c[altC[v].b1] = 1; + c[altC[v].b2] = size[altC[v].d]; + } + if (c.B > size.H) { + c.B = size.H; + } + el.vml.image.shape.style.clip = 'rect('+c.T+'px '+(c.R+fudge)+'px '+c.B+'px '+(c.L+fudge)+'px)'; + } + else { + el.vml.image.shape.style.clip = 'rect('+dC.T+'px '+dC.R+'px '+dC.B+'px '+dC.L+'px)'; + } + }, + figurePercentage: function (bg, size, axis, position) { + var horizontal, fraction; + fraction = true; + horizontal = (axis == 'X'); + switch(position) { + case 'left': + case 'top': + bg[axis] = 0; + break; + case 'center': + bg[axis] = 0.5; + break; + case 'right': + case 'bottom': + bg[axis] = 1; + break; + default: + if (position.search('%') != -1) { + bg[axis] = parseInt(position, 10) / 100; + } + else { + fraction = false; + } + } + bg[axis] = Math.ceil( fraction ? ( (size[horizontal?'W': 'H'] * bg[axis]) - (size[horizontal?'w': 'h'] * bg[axis]) ) : parseInt(position, 10) ); + if (bg[axis] % 2 === 0) { + bg[axis]++; + } + return bg[axis]; + }, + fixPng: function (el) { + el.style.behavior = 'none'; + var lib, els, nodeStr, v, e; + if (el.nodeName == 'BODY' || el.nodeName == 'TD' || el.nodeName == 'TR') { /* elements not supported yet */ + return; + } + el.isImg = false; + if (el.nodeName == 'IMG') { + if(el.src.toLowerCase().search(/\.png$/) != -1) { + el.isImg = true; + el.style.visibility = 'hidden'; + } + else { + return; + } + } + else if (el.currentStyle.backgroundImage.toLowerCase().search('.png') == -1) { + return; + } + lib = DD_belatedPNG; + el.vml = {color: {}, image: {}}; + els = {shape: {}, fill: {}}; + for (v in el.vml) { + if (el.vml.hasOwnProperty(v)) { + for (e in els) { + if (els.hasOwnProperty(e)) { + nodeStr = lib.ns + ':' + e; + el.vml[v][e] = document.createElement(nodeStr); + } + } + el.vml[v].shape.stroked = false; + el.vml[v].shape.appendChild(el.vml[v].fill); + el.parentNode.insertBefore(el.vml[v].shape, el); + } + } + el.vml.image.shape.fillcolor = 'none'; /* Don't show blank white shapeangle when waiting for image to load. */ + el.vml.image.fill.type = 'tile'; /* Makes image show up. */ + el.vml.color.fill.on = false; /* Actually going to apply vml element's style.backgroundColor, so hide the whiteness. */ + lib.attachHandlers(el); + lib.giveLayout(el); + lib.giveLayout(el.offsetParent); + el.vmlInitiated = true; + lib.applyVML(el); /* Render! */ + } +}; +try { + document.execCommand("BackgroundImageCache", false, true); /* TredoSoft Multiple IE doesn't like this, so try{} it */ +} catch(r) {} +DD_belatedPNG.createVmlNameSpace(); DD_belatedPNG.createVmlStyleSheet();
\ No newline at end of file |