日历

var calUtil = {
            //获取当月有多少天 0表示上个月的最后一天
            getDaysInmonth : function(iMonth, iYear){
                var dPrevDate = new Date(iYear, iMonth, 0);
                console.log(iMonth)
                console.log(dPrevDate.getDate())
                return dPrevDate.getDate();
            },
            bulidCal : function(iYear, iMonth) {
                var aMonth = new Array();
                aMonth[0] = new Array(7);
                aMonth[1] = new Array(7);
                aMonth[2] = new Array(7);
                aMonth[3] = new Array(7);
                aMonth[4] = new Array(7);
                aMonth[5] = new Array(7);
                aMonth[6] = new Array(7);
                var dCalDate = new Date(iYear, iMonth - 1, 1);
                var iDayOfFirst = dCalDate.getDay();
                var iDaysInMonth = calUtil.getDaysInmonth(iMonth, iYear);
                var iVarDate = 1;
                var d, w;
                aMonth[0][0] = "日";
                aMonth[0][1] = "一";
                aMonth[0][2] = "二";
                aMonth[0][3] = "三";
                aMonth[0][4] = "四";
                aMonth[0][5] = "五";
                aMonth[0][6] = "六";
                for (d = iDayOfFirst; d < 7; d++) {
                    aMonth[1][d] = iVarDate;
                    iVarDate++;
                }
                for (w = 2; w < 7; w++) {
                    for (d = 0; d < 7; d++) {
                          if (iVarDate <= iDaysInMonth) {
                            aMonth[w][d] = iVarDate;
                            iVarDate++;
                          }
                    }
                }
                return aMonth;
            },
            ifHasSigned : function(signList,day){
                var signed = false;
                $.each(signList,function(index,item){
                    if(item.signDay == day) {
                      signed = true;
                      return false;
                    }
                });
            return signed ;
            },
            drawCal : function(iYear, iMonth ,signList) {
                var myMonth = calUtil.bulidCal(iYear, iMonth);
                var htmls = new Array();
                htmls.push("<div class='sign_main' id='sign_layer'>");
                htmls.push("<div class='sign_succ_calendar_title'>");
                htmls.push("<div class='calendar_month_span'>"+iYear+"年"+iMonth+"月</div>");
                htmls.push("</div>");
                htmls.push("<div class='sign' id='sign_cal'>");
                htmls.push("<table>");
                htmls.push("<tr>");
                htmls.push("<th>" + myMonth[0][0] + "</th>");
                htmls.push("<th>" + myMonth[0][1] + "</th>");
                htmls.push("<th>" + myMonth[0][2] + "</th>");
                htmls.push("<th>" + myMonth[0][3] + "</th>");
                htmls.push("<th>" + myMonth[0][4] + "</th>");
                htmls.push("<th>" + myMonth[0][5] + "</th>");
                htmls.push("<th>" + myMonth[0][6] + "</th>");
                htmls.push("</tr>");
                var d, w;
                for (w = 1; w < 7; w++) {
                    htmls.push("<tr>");
                    for (d = 0; d < 7; d++) {
                        var ifHasSigned = calUtil.ifHasSigned(signList,myMonth[w][d]);
                        console.log(ifHasSigned);
                        if(ifHasSigned){
                            htmls.push("<td class='on'>" + (!isNaN(myMonth[w][d]) ? myMonth[w][d] : " ") + "</td>");
                        } else {
                            htmls.push("<td>" + (!isNaN(myMonth[w][d]) ? myMonth[w][d] : " ") + "</td>");
                        }
                    }
                    htmls.push("</tr>");
                }
                htmls.push("</table>");
                htmls.push("</div>");
                htmls.push("</div>");
                return htmls.join('');
            }
        };