//\/////
//\ overLIB Shadow Plugin
//\ This file requires overLIB 4.00 or later.
//\
//\ overLIB 4.05 - You may not remove or change this notice.
//\ Copyright Erik Bosrup 1998-2003. All rights reserved.
//\ Contributors are listed on the homepage.
//\ See http://www.bosrup.com/web/overlib/ for details.
// $Revision: 1.6.4.1 $ $Date: 2004/03/23 16:29:38 $
//\/////
////////
// PRE-INIT
// Ignore these lines, configuration is below.
////////
if (typeof olInfo == 'undefined' || olInfo.simpleversion < 400) alert('overLIB 4.00 or later is required for the Shadow Plugin.');
registerCommands('shadow,shadowcolor,shadowimage,shadowopacity,shadowx,shadowy');
////////
// DEFAULT CONFIGURATION
// You don't have to change anything here if you don't want to. All of this can be
// changed on your html page or through an overLIB call.
////////
if (typeof ol_shadowadjust=='undefined') var ol_shadowadjust=2; // for Ns4.x only
if (typeof ol_shadow=='undefined') var ol_shadow=0;
if (typeof ol_shadowcolor=='undefined') var ol_shadowcolor='#CCCCCC';
if (typeof ol_shadowimage=='undefined') var ol_shadowimage='';
if (typeof ol_shadowopacity=='undefined') var ol_shadowopacity=0;
if (typeof ol_shadowx=='undefined') var ol_shadowx=5;
if (typeof ol_shadowy=='undefined') var ol_shadowy=5;
////////
// END OF CONFIGURATION
// Don't change anything below this line, all configuration is above.
////////
////////
// INIT
////////
// Runtime variables init. Don't change for config!
var o3_shadow=0;
var o3_shadowcolor="#cccccc";
var o3_shadowimage='';
var o3_shadowopacity=0;
var o3_shadowx=5;
var o3_shadowy=5;
var bkSet=0; // Needed for this effect in NS4
// Function which sets runtime variables to their default values
function setShadowVariables() {
o3_shadow=ol_shadow;
o3_shadowcolor=ol_shadowcolor;
o3_shadowimage=ol_shadowimage;
o3_shadowopacity=ol_shadowopacity;
o3_shadowx=ol_shadowx;
o3_shadowy=ol_shadowy;
}
// Parses shadow commands
function parseShadowExtras(pf,i,ar) {
var k = i, v;
if (k < ar.length) {
if (ar[k]==SHADOW) { eval(pf +'shadow=('+pf+'shadow==0) ? 1 : 0'); return k; }
if (ar[k]==SHADOWCOLOR) { eval(pf+'shadowcolor="'+ar[++k]+'"'); return k; }
if (ar[k]==SHADOWOPACITY) {v=ar[++k]; eval(pf+'shadowopacity='+(olOp ? 0 : v)); return k; }
if (ar[k]==SHADOWIMAGE) { eval(pf+'shadowimage="'+ar[++k]+'"'); return k; }
if (ar[k]==SHADOWX) { eval(pf+'shadowx='+ar[++k]); return k; }
if (ar[k]==SHADOWY) { eval(pf+'shadowy='+ar[++k]); return k; }
}
return -1;
}
// Function for MOUSEOUT/MOUSEOFF feature with shadow
function shadow_cursorOff() {
var left= parseInt(over.style.left);
var top=parseInt(over.style.top);
var right=left+(o3_shadow ? o3_width : over.offsetWidth);
var bottom=top+(o3_shadow ? o3_aboveheight : over.offsetHeight);
if (o3_x < left || o3_x > right || o3_y < top || o3_y > bottom) return true;
return false;
}
// Pre-hide processing to clean-up.
function checkShadowPreHide() {
if (o3_shadow && o3_shadowopacity) cleanUpShadowEffects();
if (o3_shadow && (olIe4 && isMac) ) over.style.pixelWidth=over.style.pixelHeight = 0;
}
// Funciton that creates the actual shadow
function generateShadow(content) {
var wd, ht, X = 0, Y = 0, zIdx = 0, txt, dpObj, puObj, bS= '', aPos, posStr=new Array();
if (!o3_shadow || (o3_shadowx == 0 && o3_shadowy == 0)) return;
X = Math.abs(o3_shadowx);
Y = Math.abs(o3_shadowy);
wd = parseInt(o3_width);
if(olHideForm&&!olNs4) ht=over.offsetHeight;
if (o3_shadowx == 0) {
if (o3_shadowy < 0) {
posStr[0]=' left:0; top: 0';
posStr[1]=' left:0; top: '+Y+'px';
} else if (o3_shadowy > 0) {
posStr[0]=' left:0; top: '+Y+'px';
posStr[1]=' left:0; top:0';
}
} else if (o3_shadowy == 0) {
if (o3_shadowx < 0) {
posStr[0]=' left:0; top: 0';
posStr[1]=' left: '+X+'px';
} else if (o3_shadowx > 0) {
posStr[0]=' left: '+ X+'px; top: 0';
posStr[1]=' left:0; top:0';
}
} else if (o3_shadowx > 0) {
if (o3_shadowy > 0) {
posStr[0]=' left:'+ X+'px; top:'+Y+'px';
posStr[1]=' left:0; top:0';
} else if (o3_shadowy < 0) {
posStr[0]=' left:'+X+'px; top:0';
posStr[1]=' left:0; top: '+Y+'px';
}
} else if (o3_shadowx < 0) {
if (o3_shadowy > 0) {
posStr[0]=' left:0; top:'+Y+'px';
posStr[1]=' left:'+X+'px; top:0';
} else if (o3_shadowy < 0) {
posStr[0]=' left:0; top:0';
posStr[1]=' left:'+X+'px; top:'+Y+'px';
}
}
txt = (olNs4) ? '' : ((olIe55&&olHideForm) ? bckDropSrc(wd+X,ht+Y,zIdx++) : '') + ''+content+'
';
} else {
txt += bS+'">'+content+'
';
}
layerWrite(txt);
if (olNs4 && bkSet) {
dpObj = over.document.layers['backdrop'];
if (typeof dpObj == 'undefined') return; // if shadow layer not found, then content layer won't be either
puObj = over.document.layers['PUContent'];
wd = puObj.clip.width;
ht = puObj.clip.height;
aPos = posStr[0].split(';');
dpObj.clip.width = wd;
dpObj.clip.height = ht;
dpObj.left = parseInt(aPos[0].split(':')[1]);
dpObj.top = parseInt(aPos[1].split(':')[1]);
dpObj.bgColor = (bkSet == 1) ? null : o3_shadowcolor;
dpObj.background.src = (bkSet==2) ? null : o3_shadowimage;
dpObj.zIndex = 0;
aPos = posStr[1].split(';');
puObj.left = parseInt(aPos[0].split(':')[1]);
puObj.top = parseInt(aPos[1].split(':')[1]);
puObj.zIndex = 1;
} else {
puObj = (olIe4 ? o3_frame.document.all['PUContent'] : o3_frame.document.getElementById('PUContent'));
dpObj = (olIe4 ? o3_frame.document.all['backdrop'] : o3_frame.document.getElementById('backdrop'));
ht = puObj.offsetHeight;
dpObj.style.height = ht + 'px';
if (o3_shadowopacity) {
var op = o3_shadowopacity;
op = (op <= 100 ? op : 100);
if (olIe4 && !isMac) {
dpObj.style.filter = 'Beta(Opacity='+op+')';
dpObj.filters.Beta.enabled = true;
} else {
if (typeof(dpObj.style.MozOpacity) == 'string') dpObj.style.MozOpacity = op / 100;
}
}
}
// Set popup's new width and height values here so they are available in placeLayer()
o3_width = wd+X;
o3_aboveheight = ht+Y;
}
////////
// SUPPORT FUNCTIONS
////////
// Cleans up opacity settings if any.
function cleanUpShadowEffects() {
if (olNs4) return;
else {
var dpObj = (olIe4 ? o3_frame.document.all['backdrop'] : o3_frame.document.getElementById('backdrop'));
if (olIe4 && !isMac && dpObj.filters.Beta) dpObj.filters.Beta.enabled = false;
else if (typeof(dpObj.style.MozOpacity) == 'string') dpObj.style.MozOpacity= 1.0;
}
}
// This routine is needed only for Ns4.x to allow use of popups with dropshadows and CSSCLASS at the same time on a page
function shadowAdjust() {
if (!olNs4) return;
var fac = ol_shadowadjust;
if (olNs4) {
document.write('