java编程自写一款JavaScript超实用表格插件

//表格工厂
var tableFactory = function(type){
	if(this instanceof tableFactory){
		return new this[type]();
	}else{
		return new tableFactory(type); //防止没有写new的情况
	}
}
tableFactory.prototype = {	
	chartForm : function(){
		var html = ''; //私有属性
		this.loadParams = function(opts){
			var jsonArr = []; //JSON数组
			var icount = 0;//用于控制行变色
			var rowHeaderArr = [];//每行第一列格式数组
			if(opts.jsonArr){
				jsonArr = opts.jsonArr;
			}
			if(opts.rowHeaderArr){
				rowHeaderArr = opts.rowHeaderArr;
			}
			var colNum = jsonArr.length; //记录总列数
			var rowNum = rowHeaderArr.length - 1;//总行数(除去首行)			
			html = "<TABLE id='table' style=\"border-collapse:collapse;border-spacing:0;border:1px solid #ccc;font-size:12px;text-align:center;\"   >"+
								"<TBODY><TR> "+
									"<TD  >&nbsp;</TD>"; //左上角空的TD
						
			//拼写第一行 
			for(var i = 0;i < colNum;i++){
				var c1 = jsonArr[i].c1;
				html += '<TD  style="border:1px solid #ccc;height:14px;background-color:#e2fdfe;font-size:14px;font-weight:bold;padding:3px;" >' + c1 + '</TD>';
			}
			html += '</TR><TR>';
			for(var i = 0;i < rowNum + 1;i++){
				//拼写行头
				var colorBox = rowHeaderArr[i].split(',')[0];
				var hearderText = rowHeaderArr[i].split(',')[1];
				html += "<TD class='colorBox' style='padding:3px;height:14px;border:1px solid #ccc;width:66px;text-align:center;'><div style='border-radius:2px 2px 2px 2px;display:inline-block;width:12px;height:12px;background-color:"+colorBox+";float:left;'></div>"+hearderText+"</TD>";
				//拼写这一行右边的所有列
				for(var j = 0;j < colNum;j++){
					//alert(i);
					var colValue = jsonArr[j]['c'+(i+2)];
					var tdWidth;					
					if(colNum <= tableFactory.TD_WIDTHS.length)
						tdWidth = tableFactory.TD_WIDTHS[colNum-1];
					else 
						tdWidth = tableFactory.TD_WIDTHS[tableFactory.TD_WIDTHS.length - 1];
					console.info(tdWidth);
					if(i%2 == 0){
						html += '<TD style = "height:14px;border:1px solid #ccc;width:'+ tdWidth +'px;text-align:center;background-color:#e2fdfe;">'+colValue+'</TD>'; 
					}else{
						html += '<TD style = "height:14px;border:1px solid #ccc;width:'+ tdWidth +'px;text-align:center;background-color:#fff;">'+colValue+'</TD>'; 
					}					 
				}
				
				//换行
				html += '</tr><tr>';				
			}
			html += '</TR><TR>';
			html += '</TR>';
			html += '</TBODY></TABLE>';
		} ;
		this.loadData = function(houseId,callback){
			document.getElementById(houseId).innerHTML = html; //展示table
			if(callback) callback();
		}
	}
}
	tableFactory.TD_WIDTHS = [220,190,150,120,90,60,10];

<script src='common.js'></script>
<div id='TB' class='TB'></div>
<div id='TB1' class='TB'></div>
<div id='TB2' class='TB'></div>
<div id='TB3' class='TB'></div>
<div id='TB4' class='TB'></div>
<style>
    .TB {
		padding:6px;
	}
</style>
<script>
	var chartForm = tableFactory('chartForm');
	chartForm.loadParams({
						jsonArr:	[
										{c1:'北京',c2:2,c3:3,c4:3,c5:1,c6:6},
										{c1:'上海',c2:2,c3:2,c4:3,c5:1,c6:6},
										{c1:'河南',c2:2,c3:4,c4:3,c5:1,c6:6},
										{c1:'河北',c2:2,c3:6,c4:3,c5:1,c6:6},
										{c1:'东北',c2:2,c3:6,c4:3,c5:1,c6:6},
										{c1:'四川',c2:2,c3:6,c4:3,c5:1,c6:6},
										{c1:'重庆',c2:2,c3:6,c4:3,c5:1,c6:6}
									],
						rowHeaderArr: [
											'#000CCC,任务总数',			//行名称
											'#990033,立项阶段',
											'#66FF00,检查阶段',
											'#663399,审理阶段',
											'#33CCFF,报告阶段'
									  ]
					});

	chartForm.loadData('TB');
	chartForm.loadParams({
						jsonArr :	[
										{c1:'北京',c2:2,c3:3,c4:3,c5:1,c6:6},
										{c1:'上海',c2:2,c3:2,c4:3,c5:1,c6:6},
										{c1:'河南',c2:2,c3:4,c4:3,c5:1,c6:6},
										{c1:'河北',c2:2,c3:6,c4:3,c5:1,c6:6},
										{c1:'东北',c2:2,c3:6,c4:3,c5:1,c6:6},										{c1:'四川',c2:2,c3:6,c4:3,c5:1,c6:6},
									],
						rowHeaderArr : [
											'#000CCC,任务总数',			//行名称
											'#990033,立项阶段',
											'#66FF00,检查阶段',
											'#663399,审理阶段',
											'#33CCFF,报告阶段'
									  ]
					});
	chartForm.loadData('TB1');
	chartForm.loadParams({
						jsonArr:	[
										{c1:'北京',c2:2,c3:3,c4:3,c5:1,c6:6},
										{c1:'上海',c2:2,c3:2,c4:3,c5:1,c6:6},
										{c1:'河南',c2:2,c3:4,c4:3,c5:1,c6:6},
										{c1:'河北',c2:2,c3:6,c4:3,c5:1,c6:6},
										{c1:'东北',c2:2,c3:6,c4:3,c5:1,c6:6},
									],
						rowHeaderArr: [
											'#000CCC,任务总数',			//行名称
											'#990033,立项阶段',
											'#66FF00,检查阶段',
											'#663399,审理阶段',
											'#33CCFF,报告阶段'
									  ]
					});
	chartForm.loadData('TB2');
</script>