NcodeImageResizer.IMAGE_ID_BASE='ncode_imageresizer_container_';
NcodeImageResizer.WARNING_ID_BASE='ncode_imageresizer_warning_';
function NcodeImageResizer(id, img){
this.id=id;
this.img=img;
this.originalWidth=0;
this.originalHeight=0;
this.warning=null;
this.warningTextNode=null;
img.id=NcodeImageResizer.IMAGE_ID_BASE+id;
}
NcodeImageResizer.getNextId=function(){
id=1;
while(document.getElementById(NcodeImageResizer.IMAGE_ID_BASE+id) !=null){
id++;
}
return id;
}
NcodeImageResizer.createOnId=function(id){
return NcodeImageResizer.createOn(document.getElementById(id));
}
NcodeImageResizer.createOn=function(img){
if(!img.tries || typeof img.tries=='undefined'){
img.tries=1;
}else{
img.tries++;
}
if((img.width==0 || img.height==0) && img.tries <4){
var ran=Math.floor(Math.random()*100000);
img.id=ran;
setTimeout('NcodeImageResizer.createOnId("'+ran+'");', 500);
return;
}
isRecovery=false;
if(img.id && img.id.indexOf(NcodeImageResizer.IMAGE_ID_BASE)==0 && document.getElementById(NcodeImageResizer.WARNING_ID_BASE+img.id.substr(NcodeImageResizer.IMAGE_ID_BASE.length)) !=null){
newid=img.id.substr(NcodeImageResizer.IMAGE_ID_BASE.length);
resizer=new NcodeImageResizer(newid, img);
isRecovery=true;
resizer.restoreImage();
}else{
newid=NcodeImageResizer.getNextId();
resizer=new NcodeImageResizer(id, img);
}
if (resizer.originalWidth==0) resizer.originalWidth=img.width;
if (resizer.originalHeight==0) resizer.originalHeight=img.height;
if((NcodeImageResizer.MAXWIDTH> 0 && resizer.originalWidth> NcodeImageResizer.MAXWIDTH) || (NcodeImageResizer.MAXHEIGHT> 0 && resizer.originalHeight> NcodeImageResizer.MAXHEIGHT)){
if(isRecovery){
resizer.reclaimWarning(warning);
}else{
resizer.createWarning();
}
resizer.scale();
}}
NcodeImageResizer.prototype.restoreImage=function(){
newimg=document.createElement('IMG');
newimg.src=this.img.src;
this.img.width=newimg.width;
this.img.height=newimg.height;
}
NcodeImageResizer.prototype.reclaimWarning=function(){
warning=document.getElementById(NcodeImageResizer.WARNING_ID_BASE+newid);
this.warning=warning;
this.warningTextNode=warning.firstChild.firstChild.childNodes[1].firstChild;
this.warning.resize=this;
this.scale();
}
NcodeImageResizer.prototype.createWarning=function(){
mtable=document.createElement('TABLE');
mtbody=document.createElement('TBODY');
mtr=document.createElement('TR');
mtd1=document.createElement('TD');
mtd2=document.createElement('TD');
mimg=document.createElement('IMG');
mtext=document.createTextNode('');
mimg.src='http://www.absolutepunk.net/posterbar/warning.png';
mimg.width=16;
mimg.height=16;
mimg.alt='';
mimg.border=0;
mtd1.width=20;
mtd1.className='td1';
mtd2.unselectable='on';
mtd2.className='td2';
mtable.className='ncode_imageresizer_warning';
mtable.textNode=mtext;
mtable.resize=this;
mtable.id=NcodeImageResizer.WARNING_ID_BASE+this.id;
mtd1.appendChild(mimg);
mtd2.appendChild(mtext);
mtr.appendChild(mtd1);
mtr.appendChild(mtd2);
mtbody.appendChild(mtr);
mtable.appendChild(mtbody);
this.img.parentNode.insertBefore(mtable, this.img);
this.warning=mtable;
this.warningTextNode=mtext;
}
NcodeImageResizer.prototype.scale=function(){
this.img.height=this.originalHeight;
this.img.width=this.originalWidth;
if(NcodeImageResizer.MAXWIDTH> 0 && this.img.width> NcodeImageResizer.MAXWIDTH){
resized=true;
this.img.height=(NcodeImageResizer.MAXWIDTH / this.img.width) * this.img.height;
this.img.width=NcodeImageResizer.MAXWIDTH;
}
if(NcodeImageResizer.MAXHEIGHT> 0 && this.img.height> NcodeImageResizer.MAXHEIGHT){
resized=true;
this.img.width=(NcodeImageResizer.MAXHEIGHT / this.img.height) * this.img.width;
this.img.height=NcodeImageResizer.MAXHEIGHT;
}
this.warning.width=this.img.width;
this.warning.onclick=function(){return this.resize.unScale();}
if(this.img.width <450){
this.warningTextNode.data=vbphrase['ncode_imageresizer_warning_small'];
}else if(this.img.fileSize && this.img.fileSize> 0){
this.warningTextNode.data=vbphrase['ncode_imageresizer_warning_filesize'].replace('%1$s', this.originalWidth).replace('%2$s', this.originalHeight).replace('%3$s', Math.round(this.img.fileSize/1024));
//mtext.data='<phrase 1="'+this.originalWidth+'" 2="'+this.originalHeight+'" 3="'+Math.round(this.img.fileSize/1024)+'">$vbphrase[ncode_imageresizer_warning_filesize]</phrase>';
}else{
this.warningTextNode.data=vbphrase['ncode_imageresizer_warning_no_filesize'].replace('%1$s', this.originalWidth).replace('%2$s', this.originalHeight);
//mtext.data='<phrase 1="'+this.originalWidth+'" 2="'+this.originalHeight+'">$vbphrase[ncode_imageresizer_warning_no_filesize]</phrase>';
}
return false;
}
NcodeImageResizer.prototype.unScale=function(){
switch(NcodeImageResizer.MODE){
case 'samewindow':
window.open(this.img.src, '_self');
break;
case 'newwindow':
window.open(this.img.src, '_blank');
break;
case 'enlarge':
default:
this.img.width=this.originalWidth;
this.img.height=this.originalHeight;
this.img.className='ncode_imageresizer_original';
if(this.warning !=null){
this.warningTextNode.data=vbphrase['ncode_imageresizer_warning_fullsize'];
this.warning.width=this.img.width;
this.warning.onclick=function(){return this.resize.scale()};
}
break;
}
return false;
}