jQuery动态效果显示人物结构关系图的方法

本文实例讲述了jQuery动态效果显示人物结构关系图的方法。分享给大家供大家参考。具体分析如下：

这是一个人物关系图，可动态展示，效果非常漂亮。点击文字可出现动态关系图的转换效果。

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Untitled Document</title>
<style>
#box{
width:500px; height:500px;
position: relative
}
.host{
position:absolute;
width:100px; height:50px;
line-height:50px; text-align:center;
color:#000000; background-color:#eeeeee;
border:#000000 1px solid; font-weight:bolder
}
.guest{
position:absolute;
width:80px; height:40px;
line-height:40px;text-align:center;
color: #999999; background-color:#FFFFFF;
border:#000000 1px solid; cursor:pointer
}
.relationship{
position:absolute;
width:60px; height:20px;
color: #aaa; line-height:20px;
font-size:12px; text-align:center
}
</style>
<script src="jquery-1.6.2.min.js"></script>
<script>
var relationName = [
 {name:"成龙",friend:[
 {name:"房祖名",relationship:"父子"},
 {name:"林凤娇",relationship:"夫妻"},
 {name:"吴绮莉",relationship:"绯闻"},
 {name:"徐静蕾",relationship:"激吻"}]
 },
 {name:"房祖名",friend:[
 {name:"成龙",relationship:"父子"},
 {name:"林凤娇",relationship:"母子"},
 {name:"方大同",relationship:"情敌"},
 {name:"薛凯琪",relationship:"女友"},
 {name:"陈坤",relationship:"朋友"},
 {name:"赵薇",relationship:"朋友"}]
 },
 {name:"林凤娇",friend:[
 {name:"成龙",relationship:"夫妻"},
 {name:"房祖名",relationship:"母子"},
 {name:"吴绮莉",relationship:"情敌"}]
 },
 {name:"吴绮莉",friend:[
 {name:"成龙",relationship:"绯闻"},
 {name:"林凤娇",relationship:"情敌"},
 {name:"吴卓林",relationship:"母女"}]
 },
 {name:"徐静蕾",friend:[
 {name:"李亚鹏",relationship:"电影"},
 {name:"韩寒",relationship:"娱乐圈"},
 {name:"成龙",relationship:"激吻"},
 {name:"黄立行",relationship:"电影"}]
 },
 {name:"方大同",friend:[
 {name:"房祖名",relationship:"情敌"},
 {name:"薛凯琪",relationship:"否认拍拖"},
 {name:"林宥嘉",relationship:"歌手"},
 {name:"韩庚",relationship:"演唱会"}]
 },
 {name:"薛凯琪",friend:[
 {name:"方大同",relationship:"否认拍拖"},
 {name:"房祖名",relationship:"女友"}]
 }
]
var relation = {
 radius:150,
 boxW:500,
 boxH:500,
 hostW:100,
 hostH:50,
 guestW:80,
 guestH:40,
 relationW:60,
 relationH:20,
 angle:0,
 id:"box",
 init:function(array,n){//传入参数1：数组 参数2：第几个
 this.array = array;
 this.appendHost(this.array,n);
 this.appendQuest(this.array,n);
 this.appendRelationShip(this.array,n);
 },
 appendHost:function(array,n){
 var box = $("#"+this.id);
 var host ="<span class='host'>"+array[n].name+"</span>";
 box.append(host)
 this.postHost();
 },
 postHost:function(){
 var x = (this.boxW - this.hostW)/2;
 var y = (this.boxH - this.hostH)/2;
 $(".host").css({
  left:x,
  top:y
 })
 },
 appendQuest:function(array,n){
 var box = $("#"+this.id);
 var guests="";
 var that = this;
 for(var i=0; i<array[n].friend.length; i++){
  guests+="<span class='guest'>"+array[n].friend[i].name+"</span>";
 }
 $(guests).appendTo(box);
 $(".guest").live("click",function(){
  that.move(that,this);
 })
 this.postQuest();
 },
 postQuest:function(){
 var guests = $(".guest");
 var that = this;
 guests.each(function(i){
  guests.eq(i).css({
  left:that.setQuestPose(guests.length,that.radius,i,that.guestW,that.guestH,that.angle).left,
  top:that.setQuestPose(guests.length,that.radius,i,that.guestW,that.guestH,that.angle).top
  }).attr("angle",i/guests.length)
 })
 },
 setQuestPose:function(n,r,i,w,h,d){
//n:代表共几个对象 r代表周长 i代表第几个对象
//w代表外面对象的宽带 h代表外面对象的高度 d代表其实角度
 var p = i/n*Math.PI*2+Math.PI*2*d;
 var x = r * Math.cos(p);
 var y = r * Math.sin(p);
 return {
  "left":parseInt(this.boxW/2+ x - w/2),
  "top":parseInt(this.boxH/2 + y - h/2)
 }
 },
 appendRelationShip:function(array,n){
 var box = $("#"+this.id);
 var relation="";
 for(var i=0; i<array[n].friend.length; i++){
  relation+="<span class='relationship'>"+array[n].friend[i].relationship+"</span>";
 }
 box.append(relation);
 this.postRelationShip();
 },
 postRelationShip:function(){
 var guests = $(".relationship");
 var that = this;
 guests.each(function(i){
  guests.eq(i).css({
  left:that.setQuestPose(guests.length,that.radius/2,i,that.relationW,that.relationH,that.angle).left,
  top:that.setQuestPose(guests.length,that.radius/2,i,that.relationW,that.relationH,that.angle).top
  })
 })
 },
 move:function(t,i){
 var n = $(".guest").index($(i));
 this.angle = parseFloat($(i).attr("angle"))+0.5;
 this.delect(n);
 this.moveHost(i);
 this.moveQuest(i);
 this.moveRelationship(i);
 this.changeClass();
 setTimeout(function(){t.newAppend(i)},500);
 },
 newAppend:function(i){
 this.newAppendGuest(i,"guest","name",this.guestW,this.guestH,this.radius);
 this.newAppendGuest(i,"relationship","relationship",this.relationW,this.relationH,this.radius/2);
 },

 newAppendGuest:function(i,className,name,w,h,r){
 var host = $(i).html();
 var guest = $(".guest").html();
 var box = $("#"+this.id);
 var that = this;
 var next=0;
 for(var i=0; i<this.array.length; i++){
  if(host == this.array[i].name){
  for(var j=0;j<this.array[i].friend.length; j++){
   if(guest !== this.array[i].friend[j].name){
   next++;
   var guests ="<span class='"+className+"'>"+this.array[i].friend[j][name]+"</span>";
   $(guests).appendTo(box).css({
    left:that.setQuestPose(this.array[i].friend.length,r,next,w,h,that.angle).left,
    top:that.setQuestPose(this.array[i].friend.length,r,next,w,h,that.angle).top
   }).attr("angle",that.angle+next/this.array[i].friend.length).hide().fadeIn(1000);
   }
  }
  }
 }
 },

 moveHost:function(i){
 var hLeft = parseInt($(".host").css("left")) + this.hostW/2;
 var hTop = parseInt($(".host").css("top")) + this.hostH/2;
 var gLeft = parseInt($(i).css("left")) + this.guestW/2;
 var gTop = parseInt($(i).css("top")) + this.guestH/2;
 var l = gLeft - hLeft;
 var t = gTop - hTop;
 var left = (hLeft - l - this.guestW/2)+"px";
 var top = (hTop - t - this.guestH/2)+"px";
 this.animate(".host",left,top);
 },
 moveRelationship:function(i){
 var hLeft = parseInt($(".host").css("left")) + this.hostW/2;;
 var hTop = parseInt($(".host").css("top")) + this.hostH/2;
 var gLeft = parseInt($(".relationship").css("left")) + this.relationW/2;
 var gTop = parseInt($(".relationship").css("top")) + this.relationH/2;
 var l = gLeft - hLeft;
 var t = gTop - hTop;
 var left = (hLeft - l - this.relationW/2)+"px";
 var top = (hTop - t - this.relationH/2)+"px";
 this.animate(".relationship",left,top);
 },
 moveQuest:function(i){
 var left = $(".host").css("left");
 var top = $(".host").css("top");
 this.animate(i,left,top);
 },
 delect:function(n){
 $(".guest").slice(0,n).remove();
 $(".guest").slice(1).remove();
 $(".relationship").slice(0,n).remove();
 $(".relationship").slice(1).remove();
 },
 animate:function(i,left,top){
 $(i).animate({
  left:left,
  top:top
 },500);
 },
 changeClass:function(){
 var that =this;
 $(".guest").addClass("abcdef").removeClass("guest");
 $(".host").addClass("guest").removeClass("host").attr("angle",that.angle);
 $(".abcdef").addClass("host").removeClass("abcdef").attr("angle",null);
 }
}
$(document).ready(function(){
 relation.init(relationName,0)
})
</script>
</head>
<body>
<div id="box"></div>
</body>
</html>

希望本文所述对大家的jQuery程序设计有所帮助。