JavaScript Три квадрата можно перетаскивать мышкой по всему документу

Начало Cкрипты звуковые,визуалные Три квадрата можно перетаскивать мышкой по всему документу

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Drag me! Drag me too! Drag me as well, come on!!

JavaScript Три квадрата можно перетаскивать мышкой по всему документу

<style> #divDrag0{position:absolute; left:0; top:0; height:200; width:200; clip:rect(0,200,200,0); background-color:silver; layer-background-color:silver} #divDrag1{position:absolute; left:0; top:0; height:200; width:200; clip:rect(0,200,200,0); background-color:blue; layer-background-color:blue} #divDrag2{position:absolute; left:0; top:0; height:100; width:100; clip:rect(0,100,100,0); background-color:green; layer-background-color:green} </style> <script language="JavaScript1.2"> /******************************************************************************** Copyright (C) ********************************************************************************/ //Browsercheck, and sets <div> for ie, and <layer> for ns var n = (document.layers) ? 1:0; var ie = (document.all) ? 1:0; var layer=(n)?'layer':'div' /******************************************************************************** Object constructor part. Setting the objects methods and properties ********************************************************************************/ function dragObj(obj,nest){ nest=(!nest) ? '':'document.'+nest+'.' this.css=(n) ? eval(nest+'document.'+obj):eval('document.all.'+obj+'.style') this.evnt=(n)? eval(nest+'document.'+obj):eval(obj); this.getLeft=b_getLeft; this.getTop=b_getTop; this.moveIt=b_moveIt; this.name=obj return this } function b_moveIt(x,y){ this.css.left=x this.css.top=y } function b_getLeft(){ x=(n)? this.css.left:this.css.pixelLeft return x } function b_getTop(){ y=(n)? this.css.top:this.css.pixelTop return y } /******************************************************************************** Capturing events, when the user mouseovers a layer the variable/property of that layer names .isOver will be true, and that means if the user clicks when he is on top of that layer it becomes draggable ********************************************************************************/ function dragInit(){ if(n) document.captureEvents(Event.MOUSEMOVE | Event.MOUSEDOWN | Event.MOUSEUP) document.onmousedown=mdown document.onmouseup=mup document.onmousemove=mmove; } function mmover(num){ if(loaded) oDrag[num].isOver=true } function mmout(num){ if(loaded) oDrag[num].isOver=false } function mup(){ for(var i=0; i<oDrag.length;i++){ if(oDrag[i].isOver) { oDrag[i].drag=false } } } function mdown(num){ x=(n)?num.pageX:event.x y=(n)?num.pageY:event.y for(var i=0; i<oDrag.length;i++){ if(oDrag[i].isOver) { oDrag[i].drag=true oDrag[i].clickedX=x-oDrag[i].getLeft() oDrag[i].clickedY=y-oDrag[i].getTop() cZIndex++ oDrag[i].css.zIndex=cZIndex } } } function mmove(e){ x=(n)?e.pageX:event.x y=(n)?e.pageY:event.y for(var i=0; i<oDrag.length;i++){ if(oDrag[i].drag) oDrag[i].moveIt(x-oDrag[i].clickedX,y-oDrag[i].clickedY) } } /******************************************************************************** Init, here's where you set how many draggable layers you want. Make one more "Drag[3]=new dragObj('divDrag3')" and as i did here, ++ the number to add draggable layers. You also have to add them in the stylesheet (in the <style></style>) To make another one that's sized 100*200 and with a background-color of red add this: #divDrag3{position:absolute; height:100; width:200; clip:rect(0,200,100,0); background-color:red; layer-background-color:red} Get the picture? There's one more thing you have to do to add layers, look further down for explanation. ********************************************************************************/ var loaded; function init(){ dragInit() oDrag=new Array() oDrag[0]=new dragObj('divDrag0') oDrag[1]=new dragObj('divDrag1') oDrag[2]=new dragObj('divDrag2') loaded=true; } /******************************************************************************** Set this variable to the zIndex you want it to start at, (if you have several layers and want it to start on the top, change to somthing higher then the uppermost layer ********************************************************************************/ cZIndex=10 //Inits the page on page load if(n || ie) onload=init; </script> <script language="JavaScript1.2">document.write('<'+layer+' id="divDrag0" onmouseover="mmover(0)" onmouseout="mmout(0)">')</script>  Drag me! <script language="JavaScript1.2">document.write('</'+layer+'>')</script> <script language="JavaScript1.2">document.writeln('<'+layer+' id="divDrag1" onmouseover="mmover(1)" onmouseout="mmout(1)">')</script>  Drag me too! <script language="JavaScript1.2">document.writeln('</'+layer+'>')</script> <script language="JavaScript1.2">document.writeln('<'+layer+' id="divDrag2" onmouseover="mmover(2)" onmouseout="mmout(2)">')</script> Drag me as well, come on!! <script language="JavaScript1.2">document.writeln('</'+layer+'>')</script>