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4#
楼主 |
发表于 2005-12-18 03:33
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只看该作者
页面特效 勤劳的小蜜蜂采蜜中...
要完成此效果需要两个步骤
第一步：把如下代码加入到<body>区域中
<SCRIPT language=JavaScript>
function DynLayer(id,nestref,frame) {
if (!is.ns5 && !DynLayer.set && !frame) DynLayerInit()
this.frame = frame || self
if (is.ns) {
if (is.ns4) {
if (!frame) {
if (!nestref) var nestref = DynLayer.nestRefArray[id]
if (!DynLayerTest(id,nestref)) return
this.css = (nestref)? eval("document."+nestref+".document."+id) : document.layers[id]
}
else this.css = (nestref)? eval("frame.document."+nestref+".document."+id) : frame.document.layers[id]
this.elm = this.event = this.css
this.doc = this.css.document
}
else if (is.ns5) {
this.elm = document.getElementById(id)
this.css = this.elm.style
this.doc = document
}
this.x = this.css.left
this.y = this.css.top
this.w = this.css.clip.width
this.h = this.css.clip.height
}
else if (is.ie) {
this.elm = this.event = this.frame.document.all[id]
this.css = this.frame.document.all[id].style
this.doc = document
this.x = this.elm.offsetLeft
this.y = this.elm.offsetTop
this.w = (is.ie4)? this.css.pixelWidth : this.elm.offsetWidth
this.h = (is.ie4)? this.css.pixelHeight : this.elm.offsetHeight
}
this.id = id
this.nestref = nestref
this.obj = id + "DynLayer"
eval(this.obj + "=this")
}
function DynLayerMoveTo(x,y) {
if (x!=null) {
this.x = x
if (is.ns) this.css.left = this.x
else this.css.pixelLeft = this.x
}
if (y!=null) {
this.y = y
if (is.ns) this.css.top = this.y
else this.css.pixelTop = this.y
}
}
function DynLayerMoveBy(x,y) {
this.moveTo(this.x+x,this.y+y)
}
function DynLayerShow() {
this.css.visibility = (is.ns4)? "show" : "visible"
}
function DynLayerHide() {
this.css.visibility = (is.ns4)? "hide" : "hidden"
}
DynLayer.prototype.moveTo = DynLayerMoveTo
DynLayer.prototype.moveBy = DynLayerMoveBy
DynLayer.prototype.show = DynLayerShow
DynLayer.prototype.hide = DynLayerHide
DynLayerTest = new Function('return true')
function DynLayerInit(nestref) {
if (!DynLayer.set) DynLayer.set = true
if (is.ns) {
if (nestref) ref = eval('document.'+nestref+'.document')
else {nestref = ''; ref = document;}
for (var i=0; i<ref.layers.length; i++) {
var divname = ref.layers.name
DynLayer.nestRefArray[divname] = nestref
var index = divname.indexOf("Div")
if (index > 0) {
eval(divname.substr(0,index)+' = new DynLayer("'+divname+'","'+nestref+'")')
}
if (ref.layers.document.layers.length > 0) {
DynLayer.refArray[DynLayer.refArray.length] = (nestref=='')? ref.layers.name : nestref+'.document.'+ref.layers.name
}
}
if (DynLayer.refArray.i < DynLayer.refArray.length) {
DynLayerInit(DynLayer.refArray[DynLayer.refArray.i++])
}
}
else if (is.ie) {
for (var i=0; i<document.all.tags("DIV").length; i++) {
var divname = document.all.tags("DIV").id
var index = divname.indexOf("Div")
if (index > 0) {
eval(divname.substr(0,index)+' = new DynLayer("'+divname+'")')
}
}
}
return true
}
DynLayer.nestRefArray = new Array()
DynLayer.refArray = new Array()
DynLayer.refArray.i = 0
DynLayer.set = false
function DynLayerSlideTo(endx,endy,inc,speed,fn) {
if (endx==null) endx = this.x
if (endy==null) endy = this.y
var distx = endx-this.x
var disty = endy-this.y
this.slideStart(endx,endy,distx,disty,inc,speed,fn)
}
function DynLayerSlideBy(distx,disty,inc,speed,fn) {
var endx = this.x + distx
var endy = this.y + disty
this.slideStart(endx,endy,distx,disty,inc,speed,fn)
}
function DynLayerSlideStart(endx,endy,distx,disty,inc,speed,fn) {
if (this.slideActive) return
if (!inc) inc = 10
if (!speed) speed = 20
var num = Math.sqrt(Math.pow(distx,2) + Math.pow(disty,2))/inc
if (num==0) return
var dx = distx/num
var dy = disty/num
if (!fn) fn = null
this.slideActive = true
this.slide(dx,dy,endx,endy,num,1,speed,fn)
}
function DynLayerSlide(dx,dy,endx,endy,num,i,speed,fn) {
if (!this.slideActive) return
if (i++ < num) {
this.moveBy(dx,dy)
this.onSlide()
if (this.slideActive) setTimeout(this.obj+".slide("+dx+","+dy+","+endx+","+endy+","+num+","+i+","+speed+",\""+fn+"\")",speed)
else this.onSlideEnd()
}
else {
this.slideActive = false
this.moveTo(endx,endy)
this.onSlide()
this.onSlideEnd()
eval(fn)
}
}
function DynLayerSlideInit() {}
DynLayer.prototype.slideInit = DynLayerSlideInit
DynLayer.prototype.slideTo = DynLayerSlideTo
DynLayer.prototype.slideBy = DynLayerSlideBy
DynLayer.prototype.slideStart = DynLayerSlideStart
DynLayer.prototype.slide = DynLayerSlide
DynLayer.prototype.onSlide = new Function()
DynLayer.prototype.onSlideEnd = new Function()
function DynLayerClipInit(clipTop,clipRight,clipBottom,clipLeft) {
if (is.ie) {
if (arguments.length==4) this.clipTo(clipTop,clipRight,clipBottom,clipLeft)
else if (is.ie4) this.clipTo(0,this.css.pixelWidth,this.css.pixelHeight,0)
}
}
function DynLayerClipTo(t,r,b,l) {
if (t==null) t = this.clipValues('t')
if (r==null) r = this.clipValues('r')
if (b==null) b = this.clipValues('b')
if (l==null) l = this.clipValues('l')
if (is.ns) {
this.css.clip.top = t
this.css.clip.right = r
this.css.clip.bottom = b
this.css.clip.left = l
}
else if (is.ie) this.css.clip = "rect("+t+"px "+r+"px "+b+"px "+l+"px)"
}
function DynLayerClipBy(t,r,b,l) {
this.clipTo(this.clipValues('t')+t,this.clipValues('r')+r,this.clipValues('b')+b,this.clipValues('l')+l)
}
function DynLayerClipValues(which) {
if (is.ie) var clipv = this.css.clip.split("rect(")[1].split(")")[0].split("px")
if (which=="t") return (is.ns)? this.css.clip.top : Number(clipv[0])
if (which=="r") return (is.ns)? this.css.clip.right : Number(clipv[1])
if (which=="b") return (is.ns)? this.css.clip.bottom : Number(clipv[2])
if (which=="l") return (is.ns)? this.css.clip.left : Number(clipv[3])
}
DynLayer.prototype.clipInit = DynLayerClipInit
DynLayer.prototype.clipTo = DynLayerClipTo
DynLayer.prototype.clipBy = DynLayerClipBy
DynLayer.prototype.clipValues = DynLayerClipValues
function DynLayerWrite(html) {
if (is.ns) {
this.doc.open()
this.doc.write(html)
this.doc.close()
}
else if (is.ie) {
this.event.innerHTML = html
}
}
DynLayer.prototype.write = DynLayerWrite
function BrowserCheck() {
var b = navigator.appName
if (b=="Netscape") this.b = "ns"
else if (b=="Microsoft Internet Explorer") this.b = "ie"
else this.b = b
this.version = navigator.appVersion
this.v = parseInt(this.version)
this.ns = (this.b=="ns" && this.v>=4)
this.ns4 = (this.b=="ns" && this.v==4)
this.ns5 = (this.b=="ns" && this.v==5)
this.ie = (this.b=="ie" && this.v>=4)
this.ie4 = (this.version.indexOf('MSIE 4')>0)
this.ie5 = (this.version.indexOf('MSIE 5')>0)
this.min = (this.ns||this.ie)
}
is = new BrowserCheck()
function css(id,left,top,width,height,color,vis,z,other) {
if (id=="START") return '<STYLE TYPE="text/css">\n'
else if (id=="END") return '</STYLE>'
var str = (left!=null && top!=null)? '#'+id+' {position:absolute; left:'+left+'px; top:'+top+'px;' : '#'+id+' {position:relative;'
if (arguments.length>=4 && width!=null) str += ' width:'+width+'px;'
if (arguments.length>=5 && height!=null) {
str += ' height:'+height+'px;'
if (arguments.length<9 || other.indexOf('clip')==-1) str += ' clip:rect(0px '+width+'px '+height+'px 0px);'
}
if (arguments.length>=6 && color!=null) str += (is.ns)? ' layer-background-color:'+color+';' : ' background-color:'+color+';'
if (arguments.length>=7 && vis!=null) str += ' visibility:'+vis+';'
if (arguments.length>=8 && z!=null) str += ' z-index:'+z+';'
if (arguments.length==9 && other!=null) str += ' '+other
str += '}\n'
return str
}
function writeCSS(str,showAlert) {
str = css('START')+str+css('END')
document.write(str)
if (showAlert) alert(str)
}
</SCRIPT>
<SCRIPT language=JavaScript>
function Drag() {
this.obj = null
this.array = new Array()
this.dropTargets = new Array()
this.active = false
this.offsetX = 0
this.offsetY = 0
this.zIndex = 0
this.resort = true
this.add = DragAdd
this.addTargets = DragAddTargets
this.checkTargets = DragCheckTargets
this.targetHit == null
this.remove = DragRemove
this.setGrab = DragSetGrab
this.mouseDown = DragMouseDown
this.mouseMove = DragMouseMove
this.mouseUp = DragMouseUp
this.onDragStart = new Function()
this.onDragMove = new Function()
this.onDragEnd = new Function()
this.onDragDrop = new Function()
}
function DragAdd() {
for (var i=0; i<arguments.length; i++) {
var l = this.array.length
this.array[l] = arguments
this.array[l].dragGrab = new Array(0,this.array[l].w,this.array[l].h,0)
this.zIndex += 1
}
}
function DragAddTargets() {
for (var i=0; i<arguments.length; i++) {
var l = this.dropTargets.length
this.dropTargets[l] = arguments
this.dropTargets[l].dragGrab = new Array(0,this.dropTargets[l].w,this.dropTargets[l].h,0)
}
}
function DragSetGrab(dynlayer,top,right,bottom,left) {
dynlayer.dragGrab = new Array(top,right,bottom,left)
}
function DragRemove() {
for (var i=0; i<arguments.length; i++) {
for (var j=0; j<this.array.length; j++) {
if (this.array[j]==arguments) {
for (var k=j;k<=this.array.length-2;k++) this.array[k] = this.array[k+1]
this.array[this.array.length-1] = null
this.array.length -= 1
break
}
}
}
}
function DragMouseDown(x,y) {
for (var i=this.array.length-1;i>=0;i--) {
var lyr = this.array
if (checkWithinLayer(x,y,lyr)) {
this.obj = this.array
this.offsetX = x-this.obj.x
this.offsetY = y-this.obj.y
this.active = true
break
}
}
if (!this.active) return false
else {
if (this.resort) {
this.obj.css.zIndex = this.zIndex++
for (var j=i;j<=this.array.length-2;j++) this.array[j] = this.array[j+1]
this.array[this.array.length-1] = this.obj
}
this.onDragStart(x,y)
return true
}
}
function DragMouseMove(x,y) {
if (!this.active) return false
else {
this.obj.moveTo(x-this.offsetX,y-this.offsetY)
this.onDragMove(x,y)
return true
}
}
function DragMouseUp(x,y) {
if (!this.active) return false
else {
this.active = false
if (this.checkTargets()) this.onDragDrop()
this.onDragEnd(x,y)
return true
}
}
function DragCheckTargets() {
for (i in this.dropTargets) {
var lyr = this.dropTargets
if (checkWithinLayer(lyr.x,lyr.y,this.obj) ||
checkWithinLayer(lyr.x+lyr.w,lyr.y,this.obj) ||
checkWithinLayer(lyr.x,lyr.y+lyr.h,this.obj) ||
checkWithinLayer(lyr.x+lyr.w,lyr.y+lyr.h,this.obj) ||
checkWithinLayer(this.obj.x,this.obj.y,lyr) ||
checkWithinLayer(this.obj.x+this.obj.w,this.obj.y,lyr) ||
checkWithinLayer(this.obj.x,this.obj.y+this.obj.h,lyr) ||
checkWithinLayer(this.obj.x+this.obj.w,this.obj.y+this.obj.h,lyr)) {
this.targetHit = lyr
return true
}
}
return false
}
function checkWithin(x,y,left,right,top,bottom) {
if (x>=left && x<right && y>=top && y<bottom) return true
else return false
}
function checkWithinLayer(x,y,lyr) {
if (checkWithin(x,y,lyr.x+lyr.dragGrab[3],lyr.x+lyr.dragGrab[1],lyr.y+lyr.dragGrab[0],lyr.y+lyr.dragGrab[2])) return true
else return false
}
drag = new Drag()
</SCRIPT>
<SCRIPT language=JavaScript>
<!--
for (var i=0;i<=4;i++) {
eval("bee_r"+i+" = new Image()")
eval("bee_r"+i+".src = '../txtx/images/115/bee-r"+i+".gif'")
eval("bee_l"+i+" = new Image()")
eval("bee_l"+i+".src = '../txtx/images/115/bee-l"+i+".gif'")
}
function init() {
flower1 = new DynLayer('flower1Div')
bee1 = new Bee('bee1Bee',null,flower1)
drag.resort = false
drag.add(flower1)
document.onmousedown = mouseDown
document.onmousemove = mouseMove
document.onmouseup = mouseUp
if (is.ns) document.captureEvents(Event.MOUSEDOWN | Event.MOUSEMOVE | Event.MOUSEUP)
}
function mouseDown(e) {
if ((is.ns && e.which!=1) || (is.ie && event.button!=1)) return true
var x = (is.ns)? e.pageX : event.x+document.body.scrollLeft
var y = (is.ns)? e.pageY : event.y+document.body.scrollTop
if (drag.mouseDown(x,y)) {
return false
}
else return true
}
function mouseMove(e) {
var x = (is.ns)? e.pageX : event.x+document.body.scrollLeft
var y = (is.ns)? e.pageY : event.y+document.body.scrollTop
if (drag.mouseMove(x,y)) {
bee1.startFly()
return false
}
else return true
}
function mouseUp(e) {
var x = (is.ns)? e.pageX : event.x+document.body.scrollLeft
var y = (is.ns)? e.pageY : event.y+document.body.scrollTop
if (drag.mouseUp()) {
return false
}
else return true
}
function Bee(id,nestref,flower) {
this.dynlayer = DynLayer
this.dynlayer(id,nestref)
this.i1 = new DynLayer(id+'i1',id)
this.i2 = new DynLayer(id+'i2',id)
this.flower = flower
this.flyactive = false
this.animactive = false
this.animcount = 0
this.direction = "r"
this.animdir = 1
this.amplitude = 35
this.angleinc = 10
this.hoverangle = 0
this.centerX = this.x
this.centerY = this.y
this.startFly = BeeStartFly
this.fly = BeeFly
this.animate = BeeAnimate
this.land = BeeLand
}
Bee.prototype = DynLayer.prototype
function BeeStartFly() {
if (!this.flyactive) {
var distx = Math.abs(this.x+8-this.flower.x)
var disty = Math.abs(this.y+8-this.flower.y)
if (Math.sqrt(Math.pow(distx,2)+Math.pow(disty,2)) > 35) {
this.slideActive = false
this.animactive = true
this.animate()
this.flyactive = true
this.fly()
}
}
}
function BeeFly() {
if (this.flyactive) {
var distx = Math.abs(this.x+8-this.flower.x)
var disty = Math.abs(this.y+8-this.flower.y)
if (Math.sqrt(Math.pow(distx,2)+Math.pow(disty,2)) > 40 || distx > 15) {
var angle = Math.floor(Math.atan(disty/distx)*180/Math.PI)
if (distx==0 && disty==0) angle = 0
if (this.flower.x>=this.x+8) {
if (this.flower.y<=this.y+8) angle = angle // 0 to 90
else angle = 360-angle // 270 to 360
this.direction = "r"
}
else {
if (this.flower.y<=this.y+8) angle = 180-angle // 90 to 180
else angle = 180+angle // 180 to 270
this.direction = "l"
}
this.centerX += 3*Math.cos(angle*Math.PI/180)
this.centerY -= 3*Math.sin(angle*Math.PI/180)
this.hoverangle += this.angleinc
this.moveTo(this.centerX,this.centerY-this.amplitude*Math.sin(this.hoverangle*Math.PI/180))
setTimeout(this.obj+'.fly()',20)
}
else {
this.flyactive = false
this.slideTo(this.flower.x+3,this.flower.y-5,2,20,this.obj+".land()")
}
}
}
function BeeAnimate() {
if (this.animactive) {
this.i1.doc.images[this.id+'i1Img'].src = eval('bee_'+this.direction+Math.floor(5*Math.random())+'.src')
this.i2.doc.images[this.id+'i2Img'].src = eval('bee_'+this.direction+Math.floor(5*Math.random())+'.src')
setTimeout(this.obj+'.animate()',20)
}
}
function BeeLand() {
this.centerX = this.x
this.centerY = this.y
this.hoverangle = 0
if (!this.flyactive) {
this.i1.doc.images[this.id+'i1Img'].src = bee_r1.src
this.i2.doc.images[this.id+'i2Img'].src = bee_r1.src
this.animactive = 0
}
}
//-->
</SCRIPT>
<STYLE type=text/css>#bee1Bee { LEFT: 100px; WIDTH: 16px; POSITION: absolute; TOP: 100px; HEIGHT: 16px}#bee1Beei1 { LEFT: 0px; WIDTH: 16px; POSITION: absolute; TOP: 0px; HEIGHT: 16px}#bee1Beei2 { LEFT: 0px; WIDTH: 16px; POSITION: absolute; TOP: 0px; HEIGHT: 16px}#flower1Div { LEFT: 120px; WIDTH: 45px; POSITION: absolute; TOP: 120px; HEIGHT: 72px}</STYLE><DIV id=flower1Div><IMG height=72 src="../ts/pic/flower.gif" width=45></DIV><DIV id=bee1Bee><DIV id=bee1Beei1><IMG height=16 src="../ts/pic/bee.gif" width=16 name=bee1Beei1Img></DIV><DIV id=bee1Beei2><IMG height=16 src="../ts/pic/bee.gif" width=16 name=bee1Beei2Img></DIV></DIV>
第二步：把“onload=init()”<body>标记里
例如：<body onload=init()> |
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狗仔卡
发表于 2005-12-18 03:28
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