怎么实现jquery版结婚电子请帖

2.js代码

var sceneObject = {     init: function(){         this._enterCar();         this._enterInvitation();         this._enterAlbum();         this._enterWall();         this._addBlessing();         this._searchAddress();     },     /*---------------------------------移动的婚车------------------------------*/     _enterCar: function(){         initCar();          /* 婚车随着窗口大小改变 */         $(window).resize(function(){             setCarPosition();         })     },     /*---------------------------------进入邀请函------------------------------*/     _enterInvitation: function(){          var $home = $(".home"), /* 首页 */             $toInvitation = $("#to-invitation"), /* 邀请函按钮 */             $invitation = $(".invitation"), /* 邀请函模块 */             $invitationCt = $(".invitation-content"), /* 邀请函内容 */             $inviteReturn = $("#invite-return");          $toInvitation.click(function(){             $home.fadeOut(); /* 隐藏首页 */             $invitation.fadeIn();             $invitationCt.animate({"top": "0"},function(){                 $inviteReturn.fadeIn();             });         })                  /* 邀请函中点击返回按钮 */         $inviteReturn.click(function(){             $invitationCt.css({"top": "-540px"});             $invitation.fadeOut(function(){                 $inviteReturn.fadeOut();                 $home.fadeIn(600);             });         })     },      /*---------------------------------进入相册------------------------------*/     _enterAlbum: function(){         var $home = $(".home"), /* 首页 */              $toPicture = $("#to-picture"),              $pictureWall = $(".picture-wall"),              timer;          $toPicture.click(function(){             $home.fadeOut(function(){/* 隐藏首页 */                 $pictureWall.fadeIn(); /* 显示相册 */                 autoPicWall();                 timer = setInterval(autoPicWall,4000); /* 照片自动播放 */             });         })          /* 点击照片墙中返回按钮 */         $("#picture-return").click(function(){             clearInterval(timer); /* 返回首页时清除循环 */             picPage = 0; /* 并且显示图片为0，也就是下一次进入时又从0开始 */             $pictureWall.fadeOut(function(){                 $home.fadeIn();             })         })     },      /*---------------------------------进入祝福墙-------------------------------*/     _enterWall: function(){         var $home = $(".home"),                 $uEnter = $("#to-wall"); /* 进入祝福墙按钮 */                           $uEnter.click(function(){             $home.hide();             setTimeout(scene6,400); /* 进入祝福墙场景动画 */         })     },     /*---------------------------------添加祝福语-------------------------------*/     _addBlessing: function(){            var $home = $(".home"),                 $sevenDiv = $(".seven-content div"),                 $clickMe = $(".clickMe"),                 $mask = $(".mask"),                 $popBox = $(".pop-box"),                 $write = $("#write"),                 $uSure = $("#uSure"),                 $sevenContent = $(".seven-content");          /* 拖动祝福卡片 */         draggableNote();           /* 点我送祝福 */         $clickMe.click(function(){             $write.val("送上您的祝福吧~");             $mask.fadeIn();             $popBox.animate({top: "50%"});         })          /* 获取焦点时 */         $write.focus(function(){             var _val = $(this).val();             if(_val == "送上您的祝福吧~"){                 $(this).val("");             }         })         /* 丢失焦点时 */         $write.blur(function(){             var _val = $(this).val();             if(_val.length == 0){                 $(this).val("送上您的祝福吧~");             }         })          /* 确定添加祝福语 */         $uSure.click(function(){             var _writeVal = $write.val(),                  _randomNum = Math.ceil(Math.random()*6);              if(_writeVal != "送上您的祝福吧~"){                 var _div = ''+_writeVal+'';                 $sevenContent.append(_div); /* 如果输入祝福语，将此标签添加的尾部 */                 defineSevenDiv($sevenContent.find("div:last"));                 $popBox.animate({top: "-300px"},function(){                     $mask.fadeOut();                     draggableNote(); /* 可拖动卡片，给新添加的标签赋予拖动功能 */                 });             }else{                 alert("请输入祝福语！");             }         })          /* 祝福墙中返回首页 */         $("#blessing-return").click(function(){             $(".seven-box").fadeOut(function(){                 $home.fadeIn();             })         })     },      /*---------------------------------查看婚礼地址-------------------------------*/     _searchAddress: function(){         var $home = $(".home"),              $toAddress = $("#to-address"); /* 婚礼地址导航 */              $address = $(".address"), /* 婚礼地址图 */              $addressReturn = $("#address-return");          $toAddress.click(function(){             $home.fadeOut();             $address.fadeIn();         })          /* 婚礼地址返回首页 */         $addressReturn.click(function(){             $address.fadeOut();             $home.fadeIn();         })     } }   /*---------------------------------移动的小车-------------------------------*/ function initCar(){     var $home = $(".home"); /* 首页 */     setCarPosition();     setTimeout(function(){         $home.fadeIn();     },6500); }  /* 婚车位置定位和滑动方法 */ function setCarPosition(){     var $car = $(".car"),           wWidth = $(window).width(), /* 文档宽度 */           wHeight = $(window).height(), /* 窗口高度 */           carWidth = $car.height(), /* 婚车宽度 */           carHeight = $car.height(); /* 婚车高度 */     $car.css({top:wHeight - carHeight - 100});     $car.animate({left: wWidth - carWidth + 100},8000).fadeOut(); }   /*---------------------------------图片墙-------------------------------*/ var  picPage = 0, /* 当前是第几张图片放大和缩小 */        picLeft, /* 图片左边距离 */        picTop; /* 图片上部定位距离 */  /* 自动放大缩小图片方法 */ function autoPicWall(){     var $pictureWallPic = $(".picture-wall div"),          $own = $pictureWallPic.eq(picPage),          isBig = $own.hasClass("bigCenter"), /* 放大时有这个class */          hasClassPicRow = $own.hasClass("picRow"); /* 判断图片是行的（就是宽大于高） */      /* 调用图片放大 */     becomeBig($own,hasClassPicRow);      /* 隔2秒图片自动缩小 */     setTimeout(function(){becomeSmall($own,hasClassPicRow);},2000);      /* 保证当前放大图片为图片总个数内，也就是说存在这个图片 */     if(picPage < $pictureWallPic.length - 1){         picPage++;     }else if(picPage == $pictureWallPic.length - 1){ /* 如果当前图片为***一张图片，则又从***张图片开始显示 */         picPage = 0;     }  }  /* 图片变大方法 */ function becomeBig($own,hasClassPicRow){     var $mask = $(".mask"),           pictureWallWidth = $(".picture-wall").width(),           pictureWallHeight = $(".picture-wall").height();      picLeft = $own.css("left"); /* 原始绝对定位left值 */     picTop = $own.css("top"); /* 原始绝对定位top值 */     $own.toggleClass("bigCenter"); /* 添加放大的class属性 */     $mask.fadeIn();      /* 图片为行图片，也就是宽度大于高度 */     if(hasClassPicRow){         for(var i = 120; i < 720; i+=20){             $own.find("img").animate({"width": i+"px", "height": i/1.5+"px"},2);             $own.animate({"left": (pictureWallWidth-i)/2+"px", "top": (pictureWallHeight-i/1.5)/2+"px"},2);         }     }else{         for(var i = 80; i < 480; i+=20){             $own.find("img").animate({"width": i+"px", "height": i*1.5+"px"},2);             $own.animate({"left": (pictureWallWidth-i)/2+"px", "top": (pictureWallHeight-i*1.5)/2+"px"},2);         }     } }  /* 图片缩小方法 */ function becomeSmall($own,hasClassPicRow){     var $mask = $(".mask"),           pictureWallWidth = $(".picture-wall").width(),           pictureWallHeight = $(".picture-wall").height();      if(hasClassPicRow){         for(var i = 720; i >= 120; i-=40){             $own.find("img").animate({"width": i+"px", "height": i/1.5+"px"},2);             /* 图片缩小到中心位置 */             $own.animate({"left": (pictureWallWidth-i)/2+"px", "top": (pictureWallHeight-i/1.5)/2+"px"},2);         }     }else{         for(var i = 480; i >= 80; i-=40){             $own.find("img").animate({"width": i+"px", "height": i*1.5+"px"},2);             /* 图片缩小到中心位置 */             $own.animate({"left": (pictureWallWidth-i)/2+"px", "top": (pictureWallHeight-i*1.5)/2+"px"},2);         }     }          /* 图片缩小到中心位置后，回到原始位置 */     $own.animate({"left": picLeft, "top": picTop},400,function(){         $mask.fadeOut(); /* 隐藏遮罩层 */         $own.toggleClass("bigCenter"); /* 去除放大的class属性 */     }); }                    /*---------------------------------祝福墙进入动画-------------------------------*/ var colCount = 4, /* 多少列 */         rowCount = 4, /* 多少行 */         $sixBox; function scene6(){     $sixBox = $(".six-box"); /* 场景六box */     $sixBox.fadeIn();     /* 散开 */     scatter();     setTimeout(together,100); /* 调用聚合 */     setTimeout(scene7,2000); /* 进入第七场景 */ }  /* 所有图片聚合 */ function together(){     var  $sixDiv = $sixBox.find("div"), /* 场景六里面小块div */             sixDivWidth = $sixDiv.width(), /* 场景六里面小块div的宽度 */             sixDivHeight = $sixDiv.height(), /* 场景六里面小块div的高度 */             sixBoxWidth = $sixBox.width(), /* 场景六宽度 */             sixBoxHeight = $sixBox.height();/* 场景六高度 */                  $sixDiv.each(function(){         var _index = $(this).index(),                 col = _index%colCount, /* 第几列 */                 row = Math.floor(_index/rowCount), /* 第几行 */                 cssLeft = sixBoxWidth/2 - colCount/2*sixDivWidth + col*sixDivWidth, /* left的值 */                 cssTop = sixBoxHeight/2 - rowCount/2*sixDivHeight + row*sixDivHeight, /* top的值 */                 divLeft = -col*sixDivWidth, /* 背景定位的宽度 */                 divTop = -row*sixDivHeight; /* 背景定位的高度 */           $(this).animate({"left": cssLeft,"top": cssTop-100},800);     }) }  /* 所有图片散开 */ function scatter(){     var  $sixDiv = $sixBox.find("div"), /* 场景六里面小块div */             sixDivWidth = $sixDiv.width(), /* 场景六里面小块div的宽度 */             sixDivHeight = $sixDiv.height(), /* 场景六里面小块div的高度 */             sixBoxWidth = $sixBox.width(), /* 场景六宽度 */             sixBoxHeight = $sixBox.height();/* 场景六高度 */     $sixDiv.each(function(){         var _index = $(this).index(),                 col = _index%colCount, /* 第几列 */                 row = Math.floor(_index/rowCount), /* 第几行 */                 cssLeft = (col-1)*(sixBoxWidth+sixDivWidth)- sixDivWidth, /* 我这里的水平间距大小为盒子大小加上它自身的宽度 */                 cssTop = (row-1)*(sixBoxHeight+sixDivHeight)- sixDivWidth, /* 我这里的水平间距大小为盒子大小加上它自身的宽度 */                 divLeft = -col*sixDivWidth, /* 背景定位的宽度 */                 divTop = -row*sixDivHeight; /* 背景定位的高度 */         $(this).css({"left": cssLeft,"top": cssTop, "background-position": divLeft+"px "+divTop+"px"})     }) }    /*---------------------------------祝福墙内容页------------------------------*/ function scene7(){     var $sevenDiv = $(".seven-content div"),          $sevenBox = $(".seven-box");      $sixBox.hide();     $sevenBox.fadeIn(1000);     $sevenDiv.each(function(){         defineSevenDiv($(this));     }) }  /* 定义祝福语贴纸位置和旋转角度 */ function defineSevenDiv($own){     var _obj = defineRandom();     $own.css({"transform":"rotate("+_obj.rotate+"deg)"}); /* 设置随机旋转值 */     $own.animate({left: _obj.left+"px",top: _obj.top+"px"}); /* 随机排布 */ }  /* 定义随机left，top和旋转值 */ function defineRandom(){     var randomLeft = Math.floor(680*(Math.random())) + 30, /* 图片left值 */             randomTop =  Math.floor(400*Math.random()) + 30, /* 图片top值 */             randomRotate = 20 - Math.floor(40*Math.random()); /* 图片旋转角度 */     return {         left: randomLeft,         top: randomTop,         rotate:randomRotate     } }  /* 拖动图片 */ function draggableNote(){     $(".seven-content div").draggable({         containment: $(".seven-content"),         zIndex: 2700,         start: function(){             $(this).css({"transform":"rotate(0deg)","cursor": "crosshair"}); /* 开始拖动图片旋转为0，鼠标样式改变 */         },         stop: function(){             var _obj = defineRandom();             $(this).css({"transform":"rotate("+_obj.rotate+"deg)","cursor": "pointer"}); /* 停止拖动，旋转为随机的 */         }     }) }  $(function(){     sceneObject.init(); })

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