/*
DynAPI Distribution
DynLayer Base/Common Class
The DynAPI Distribution is distributed under the terms of the GNU LGPL license.
requires: dynapi.api.DynDocument
*/
var DynLayerBase = {}; // used by library
function DynLayer(html,x,y,w,h,color,image) {
this.DynElement = DynElement;
this.DynElement();
if (html && html.constructor==Object){
var args=html; // dictionary input
html=args.html;
x = args.x;
y = args.y;
w = args.w;
h = args.h;
color = args.color;
image = args.image;
this.z = (args.zIndex||1);
this._saveAnchor = args.anchor;
this.visible = (args.visible==false)?false:true;
this._textSelectable = (args.textSelectable==false)?false:true;
if (args.id) this.setID(args.id,true);
}
else {
this.visible = true;
this.z = 1;
this._saveAnchor = false;
this._textSelectable = true;
}
this.x = x;
this.y = y;
this.w = w;
this.h = h;
this.bgColor = color;
this.bgImage = image;
this.html = (html!=null)? html+'':null; // convert html to string
this.elm = null;
this.doc = null;
this.css = null;
};
var protoElement = dynapi.setPrototype('DynLayer','DynElement');
protoElement._destroy = function() {
this._destroyAllChildren();
this.removeAllEventListeners();
if (this.elm) this._remove();
DynObject.all[this.id] = null;
this.children = null;
this.frame = null;
this.bgImage = null;
this.bgColor = null;
this.html = null;
this.x = null;
this.y = null;
this.w = null;
this.h = null;
this.z = null;
this.doc = null;
this.css = null;
this._dyndoc = null;
this.parent = null;
};
protoElement._destroyAllChildren = function() {
for (var i=0;i<this.children.length;i++) {
this.children[i]._destroy();
delete this.children[i];
}
this.children = [];
};
protoElement._remove = function() { //! Overwritten by NS4
var p=this.parent;
if (this.elm) {
//this.elm.style.visibility = "hidden";
//this.elm.innerHTML = "";
//this.elm.outerHTML = "";
var pref=p.elm;
if(document.getElementById && document.childNodes){
if(this.elm.parentNode) pref = this.elm.parentNode;
pref.removeChild(this.elm);
} else if (pref && pref.children){
this.elm.outerHTML='';
}
this.elm = null;
if (this.releaseMouseEvents) this.releaseMouseEvents();
if (this.releaseKeyEvents) this.releaseKeyEvents();
}
/*this.frame = null;
this.bgImage = null;
this.bgColor = null;
this.html = null;
this.z = null;
this.w = null;
this.h = null;
this.elm = null;
this.doc = null;
this.css = null;*/
};
protoElement._createInserted = function(divs){
DynLayer._assignElement(this,null,divs); //! NS4 will ignore divs
DynElement._flagCreate(this);
};
protoElement.getOuterHTML=function() { //! Overwritten by NS4
if(this._noStyle) return '<div '+this._cssClass+' id="'+this.id+'">'+this.getInnerHTML()+'</div>';
else {
var s,clip='',bgimage=' background-image:none;';
if(this.bgImage!=null) bgimage=' background-image:url('+this.bgImage+');';
//else if (this.bgImage==null && this.html==null) bgimage=' background-image:none;';
if (this.clip) clip=' clip:rect('+this.clip[0]+'px '+this.clip[1]+'px '+this.clip[2]+'px '+this.clip[3]+'px);';
else if (this.w!=null && this.h!=null) clip=' clip:rect(0px '+this.w+'px '+this.h+'px 0px);';
return [
'\n<div '+this._cssClass+' id="'+this.id+'" style="',
' left:',(this.x!=null? this.x : 0),'px;',
' top:',(this.y!=null? this.y : 0),'px;',
((this.w!=null)? ' width:'+this.w+'px;':''),
((this.h!=null)? ' height:'+this.h+'px;':''),
((this.z)? ' z-index:'+this.z+';':''),
((this._cursor!=null)? ' cursor:'+this._cursor+';':''),
((this.bgColor!=null)? ' background-color:'+this.bgColor+';':''),
((this.visible==false)? ' visibility:hidden;':' visibility:inherit;'),
bgimage,
clip,
this._cssOverflow,
this._cssPosition,
';">',
this.getInnerHTML(),
'</div>'
].join('');
}
};
protoElement.getInnerHTML=function() { //! Overwritten by NS4
var s = '';
var i,ch=this.children;
if (this.html!=null) s+=this.html;
if (this._blkBoardElm) s=('<div id="'+this.id+'_blkboard">'+s+'</div>');
if(ch.length<50) for (i=0;i<ch.length;i++) s+=ch[i].getOuterHTML();
else if(ch.length){
var ar=['']; // speed improvement for layers with nested children
for (i=0;i<ch.length;i++) ar[i]=ch[i].getOuterHTML();
s=s+ar.join('');
}
return s;
};
protoElement.getPageX = function() {return (this.isChild)? this.parent.getPageX()+(this.x||0) : this.x||0}; //! Overwritten by NS4
protoElement.getPageY = function() {return (this.isChild)? this.parent.getPageY()+(this.y||0) : this.y||0}; //! Overwritten by NS4
protoElement._cssClass = '';
protoElement.setClass = function(c,noInlineStyle){
this._className=c;
if(this.css) this.css.className=c;
else {
this._cssClass=(c)? 'class="'+c+'"':'';
this._noStyle=noInlineStyle;
}
};
protoElement.setVisible = function(b) { //! Overwritten by NS4
//if (b!=this.visible) {
this.visible = b;
if (this.css) this.css.visibility = b? "inherit" : "hidden";
//}
};
protoElement.setSize = function(w,h) { //! Overwritten by NS4
if (this._useMinSize||this._useMaxSize){
if (this._minW && w<this._minW) w=this._minW;
if (this._minH && h<this._minH) h=this._minH;
if (this._maxW && w>this._maxW) w=this._maxW;
if (this._maxH && h>this._maxH) h=this._maxH;
}
var cw = (w!=null && w!=this.w);
var ch = (h!=null && h!=this.h);
if (cw) this.w = w<0? 0 : w;
if (ch) this.h = h<0? 0 : h;
if (cw||ch) {
if (this._hasAnchor) this.updateAnchor(); // update this anchor
if (this._hasChildAnchors) this._updateAnchors(); // update child anchors
if (this.css) {
if (cw) this.css.width = this.w||0;
if (ch) this.css.height = this.h||0;
if (cw || ch) this.css.clip = 'rect(0px '+(this.w||0)+'px '+(this.h||0)+'px 0px)';
if (this.updateLayout) this.updateLayout();
}
}
if(this._hasResizeEvents) this.invokeEvent('resize');
return (cw||ch);
};
protoElement.setMaximumSize = function(w,h){
this._maxW=w; this._maxH=h;
this._useMaxSize=(w!=h!=null);
w=(this.w>w)?w:this.w;
h=(this.h>h)? h:this.h;
this.setSize(this.w,this.h);
};
protoElement.setMinimumSize = function(w,h){
this._minW=w; this._minH=h;
this._useMinSize=(w!=h!=null);
this.setSize(this.w,this.h);
};
protoElement._position = 'absolute';
protoElement._cssPosition = ' position:absolute';
protoElement.setPosition = function(p){
if(p!='relative' && p!='fixed' && p!='absolute') p='absolute';
this._position=p;
if (this.css) this.css.position=p;
else this._cssPosition = ' position:'+p;
};
protoElement._overflow='hidden';
protoElement._cssOverflow =' overflow:hidden;';
protoElement.getOverflow = function(){return this._overflow};
protoElement.setOverflow = function(s){
if(!s) s='default';
this._overflow=s;
if(this.css) this.css.overflow=s;
else this._cssOverflow=' overflow:'+s+';';
};
protoElement.getAnchor = function(){
if(!this.parent) return this._saveAnchors;
else if (this.parent._childAnchors) {
return this.parent._childAnchors[this.id];
}
};
protoElement.setAnchor = function(anchor) {
//console.log("[dynapi3x] dynlayer_base.js // setAnchor(" + anchor + ")");
if (anchor == null) {
delete this._saveAnchor;
if (this.parent && this.parent._childAnchors && this.parent._childAnchors[this.id]){
//console.log("[dynapi3x] dynlayer_base.js // setAnchor -- deleting _childAnchors["+this.id+"]");
delete this.parent._childAnchors[this.id];
}
this._hasAnchor = false;
}
else if (this.parent) {
if (!this.parent._childAnchors) this.parent._childAnchors = {};
var parent_anchors = this.parent._childAnchors;
parent_anchors[this.id] = anchor;
this.parent._updateAnchor(this.id);
this._hasAnchor = this.parent._hasChildAnchors = true;
}
else this._saveAnchor = anchor;
};
protoElement.setX=function(x) {this.setLocation(x,null)};
protoElement.setY=function(y) {this.setLocation(null,y)};
protoElement.getX=function() {return this.x||0};
protoElement.getY=function() {return this.y||0};
protoElement.setPageX = function(x) {this.setPageLocation(x,null)};
protoElement.setPageY = function(y) {this.setPageLocation(null,y)};
protoElement.getVisible=function() {return this.visible};
protoElement.getZIndex=function() {return this.z};
protoElement.setZIndex=function(z) {
if (typeof(z)=="object") {
if (z.above) this.z = z.above.z + 1;
else if (z.below) this.z = z.below.z - 1;
else if (z.topmost && this.parent) {
var topZ=10000,ch=this.parent.children;
for(var i=0;i<ch.length;i++) if (ch[i].z>topZ) topZ=ch[i].z;
this.parent._topZ = topZ+2;
this.z = this.parent._topZ;
}
}
else this.z = z;
if (this.css) this.css.zIndex = this.z;
};
protoElement.getHTML = function() {return this.html};
protoElement.setWidth=function(w) {this.setSize(w,null)};
protoElement.setHeight=function(h) {this.setSize(null,h)};
protoElement.getWidth=function() {return this.w||0};
protoElement.getHeight=function() {return this.h||0};
protoElement.getBgImage=function() {return this.bgImage};
protoElement.getBgColor=function() {return this.bgColor};
protoElement.setBgColor=function(c) { //! Overwritten by NS4
if (c==null) c = 'transparent';
this.bgColor = c;
if (this.css) this.css.backgroundColor = c;
};
protoElement.setBgImage=function(path) { //! Overwritten by NS4
this.bgImage=path;
if (this.css) this.css.backgroundImage='url('+path+')';
};
protoElement.setClip=function(clip) { //! Overwritten by NS4
var cc=this.getClip();
for (var i=0;i<clip.length;i++) if (clip[i]==null) clip[i]=cc[i];
this.clip=clip;
if (this.css==null) return;
var c=this.css.clip;
this.css.clip="rect("+clip[0]+"px "+clip[1]+"px "+clip[2]+"px "+clip[3]+"px)";
};
protoElement.getClip=function() { //! Overwritten by NS4
if (this.css==null || !this.css.clip) return [0,0,0,0];
var c = this.css.clip;
if (c) {
if (c.indexOf("rect(")>-1) {
c=c.split("rect(")[1].split(")")[0].split("px");
for (var i=0;i<c.length;i++) c[i]=parseInt(c[i]);
return [c[0],c[1],c[2],c[3]];
}
else return [0,this.w,this.h,0];
}
};
/*
protoElement.getElmWidth = function(){
var w = parseInt(this.css.width);
if(isNaN(w)) w=this.getContentWidth();
return w;
};
protoElement.getElmHeight = function(){
var h = parseInt(this.css.height);
alert(this.css.height)
if(isNaN(h)) h=this.getContentWidth();
return h;
};
*/
protoElement.slideTo = function(endx,endy,inc,speed) {
if (!this._slideActive) {
var x = this.x||0;
var y = this.y||0;
if (endx==null) endx = x;
if (endy==null) endy = y;
var distx = endx-x;
var disty = endy-y;
if (x==endx && y==endy) return;
var num = Math.sqrt(Math.pow(distx,2) + Math.pow(disty,2))/(inc||10)-1;
var dx = distx/num;
var dy = disty/num;
this._slideActive = true;
this._slide(dx,dy,endx,endy,num,this.x,this.y,1,(speed||20));
}
};
protoElement.slideStop = function() {
this._slideActive = false;
//this.invokeEvent('pathcancel');
};
protoElement._slide = function(dx,dy,endx,endy,num,x,y,i,speed) {
if (!this._slideActive) this.slideStop();
else if (i++ < num) {
this.invokeEvent('pathrun');
if (this._slideActive) {
x += dx;
y += dy;
this.setLocation(Math.round(x),Math.round(y));
setTimeout(this+'._slide('+dx+','+dy+','+endx+','+endy+','+num+','+x+','+y+','+i+','+speed+')',speed);
}
//else this.slideStop();
}
else {
this._slideActive = false;
this.invokeEvent('pathrun');
this.setLocation(endx,endy);
this.invokeEvent('pathfinish');
}
};