app.directive('rjDate',function(){
return{
restrict:'EA',
replace:false,
scope : {dataList:'=datalist'},//设置scope.dataList与指令属性“datalist”值绑定,详情看指令scop作用域
templateUrl:'pageDirective/template/page.html',
link:function(scope,elem,attr){
varpage={};//分页对象
scope.page=page;
scope.page.onePageNums=10;//每页记录数
scope.page.nums=0;
scope.page.now=1;
scope.page.nowNums=0;
scope.page.pageCount=1;
scope.getPage=getPage;//设置获取页面的ng-click
scope.page.orderList=[];
getPage(1,scope.dataList);//初始化获取第一页数据
scope.jumpPage=function(page,dataList){
if(!parseInt(page)){
returnnull;
}
getPage(page,dataList);
}
functiongetPage(pageNow,dataList){//获取指定的页面
scope.page.nums=dataList.length;//设置总记录数
scope.page.now=pageNow;//设置当前是第几页
pagination();//设置当前有多少页面 生成一个页面数组
scope.page.orderList=getOnePage(dataList);//获取一页的数据
scope.$emit("orderList", scope.page.orderList);//$emit:子传父,传递event与data;此处用于给父controller传递数据orderList
}
functiongetOnePage(arr){//获取一页的数据
if(arr==null){
returnnull;
}
varnewarr=newArray();
if(scope.page.now<1){
scope.page.now=1;
}
if(scope.page.now>scope.page.pageCount){
scope.page.now=scope.page.pageCount;
}
scope.page.nowNums=scope.page.onePageNums;
varpagenow=scope.page.now;
varbegin=(pagenow-1)*scope.page.onePageNums;
varend=begin+scope.page.onePageNums;
varlens=scope.page.nums;
if(end>lens){
end=lens;
scope.page.nowNums=lens-begin;
}
for(begin;begin<end;begin++){
newarr.push(arr[begin]);
}
returnnewarr;
}
functionpagination(){//设置当前有多少页面 生成一个页面数组
if(scope.page.nums<=scope.page.onePageNums){
scope.page.pageCount=1;
}else{
if(scope.page.nums%scope.page.onePageNums==0){
scope.page.pageCount=scope.page.nums/scope.page.onePageNums;
}else{
scope.page.pageCount=parseInt(scope.page.nums/scope.page.onePageNums)+1;
}
}
}
}
}
});