<?xml version="1.0" encoding="UTF-8" ?>
<!--
  Licensed to the Apache Software Foundation (ASF) under one
  or more contributor license agreements.  See the NOTICE file
  distributed with this work for additional information
  regarding copyright ownership.  The ASF licenses this file
  to you under the Apache License, Version 2.0 (the
  "License"); you may not use this file except in compliance
  with the License.  You may obtain a copy of the License at
  
      http://www.apache.org/licenses/LICENSE-2.0
    	  
  Unless required by applicable law or agreed to in writing,
  software distributed under the License is distributed on an
  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  KIND, either express or implied.  See the License for the
  specific language governing permissions and limitations
  under the License.
  
-->
<library>

<class name="baseDateSelectorComponent" extends="view">

	<attribute name="daynumbers" value="[0,1,2,3,4,5,6]" />

	<attribute name="showingdate" type="string" value="" />
	
	<attribute name="dayclass" when="once" />

	<attribute name="weekclass" when="once" />
	<attribute name="showcalenderweek" value="true" type="boolean" />
	
	<attribute name="monthclass" when="once" />
	<attribute name="showcalendermonth" value="true" type="boolean" />	
	
</class>

<class name="dateSelectorDay" extends="baseDateSelectorComponent" width="24" bgcolor="0xFFFFFF">

	<attribute name="dayIndexNumber" value="-1" type="number" />
	<attribute name="weekIndexNumber" value="-1" type="number" />

	<handler name="onclick">
		this.parent.parent.parent.parent.parent.parent.selectDate(this.daydate,this.dayIndexNumber,this.weekIndexNumber);
	</handler>
	
	<handler name="ondblclick">
		this.parent.parent.parent.parent.parent.parent.selectDoubleDate(this.daydate);
	</handler>
	
	<attribute name="daydate" value="null" />
	
	<method name="init">
		<![CDATA[
        super.init();
        if (parent.parent.parent.parent.month!=daydate.getMonth())
        	this._date.setAttribute('text','<FONT COLOR="#CCCCCC">'+daydate.getDate()+'</FONT>');
        else 
        	this._date.setAttribute('text',daydate.getDate());
        ]]>
	</method>
	
	<text name="_date" fontsize="10" align="center" resize="true" />

</class>

<class name="dateSelectorDayHeader" extends="baseDateSelectorComponent" width="24" bgcolor="0xF9F9F9" >

	<attribute name="daynumber" value="0" type="number" />
	
	<method name="init">
		<![CDATA[
	        super.init();
	        var dateRoot = parent.parent.parent.parent;
	        //if ($debug) Debug.write("daynumber",this,dateRoot);
	        this._date.setAttribute('text',canvas.getLabelName(dateRoot.dayNamesLabelIds[( (daynumber>6) ? (daynumber-7) : daynumber )]));
	        this._date._tip.setAttribute('labelid',dateRoot.dayLabelNamesLabelIds[( (daynumber>6) ? (daynumber-7) : daynumber )]); 
        ]]>
	</method>
	
	<text fgcolor="0x000000" name="_date" fontsize="10" align="center" resize="true"
		  onmouseover="" onmouseout="">
		<labelTooltip name="_tip" />
	</text>

</class>

<class name="dateSelectorWeekNumber" extends="view" width="24" bgcolor="$once{ canvas.getThemeColor('basebgcolorizer') }">

	<attribute name="weeknumber" value="0" type="number" />	
	<text name="_date" fgcolor="white" fontsize="10" text="$once{ parent.weeknumber }" 
		  align="center" resize="true" />

</class>

<class name="dateSelectorWeekNumberHeader" extends="view" width="24" bgcolor="$once{ canvas.getThemeColor('basebgcolorizer') }">

	<attribute name="labelWeekHeader" value="" type="string" />	
	<text name="_date" fgcolor="white" fontsize="10" text="$once{ parent.labelWeekHeader }" 
		  align="center" resize="true" 
		  onmouseover="" onmouseout="">
		<labelTooltip name="_tip" labelid="468" />
	</text>

</class>

<class name="dateSelectorWeek" extends="baseDateSelectorComponent" 
		bgcolor="$once{ canvas.getThemeColor('secondBorderColor') }">

	<attribute name="weekIndexNumber" value="-1" type="number" />

	<attribute name="firstweekddaydate" value="null" />
	
	<method name="init">
        <![CDATA[ 
        super.init();
        for( var i = 0 ; i < 7 ; i++ )  {
        	new dayclass(this.content,{
        						daydate:new Date(firstweekddaydate.getTime()+(86400000*i)),
        						weekIndexNumber:this.weekIndexNumber,
        						dayIndexNumber:i
        					});
       	}  
		]]>
	</method>
	
	<view name="content" layout="axis:x;spacing:1" />
	
</class>


<class name="dateSelectorMonth" extends="baseDateSelectorComponent" 
		bgcolor="$once{ canvas.getThemeColor('secondBorderColor') }" height="137" width="176">
            
	<attribute name="month" value="0" type="number" />
	<attribute name="firstweekNumber" value="0" type="number" />
	<attribute name="currentMonthName" value="" type="string" />

	<method name="init">
        <![CDATA[ 
        super.init();
        var dateRoot = parent.parent;
        //if ($debug) Debug.write("dateRoot: ",dateRoot);
        this.setAttribute('currentMonthName',dateRoot.monthnames[month]); 
        for( var i = 0 ; i < 6 ; i++ ) new lz.dateSelectorWeek(this.content,{firstweekddaydate:new Date(this.showingdate.getTime()+(604800000*i)),dayclass:dayclass,month:month,weekIndexNumber:i});  
        for( var i = 0 ; i < 7 ; i++ ) new lz.dateSelectorDayHeader(this.weekheader,{daynumber:(this.showingdate.getDay()+i)});  
		]]>
	</method> 
	<view name="header" layout="axis:x" height="18" bgcolor="$once{ canvas.getThemeColor('secondBorderColor') }">
		<text width="20" fgcolor="0x000000" height="18" 
			onmouseover="this.setAttribute('bgcolor',0xFFFFFF)" onmouseout="this.setAttribute('bgcolor',canvas.getThemeColor('secondBorderColor'))">
			<handler name="oninit"><![CDATA[
				this.setAttribute('text','&#60;');]]>
			</handler>
			<handler name="onclick">
				this.parent.parent.parent.parent.showPreviewsMonth();
			</handler>
		</text>
		<text width="22" fgcolor="0x000000" height="18"
			onmouseover="this.setAttribute('bgcolor',0xFFFFFF)" onmouseout="this.setAttribute('bgcolor',canvas.getThemeColor('secondBorderColor'))">
			<handler name="oninit"><![CDATA[
				this.setAttribute('text','&#60;&#60;');]]>
			</handler>			
			<handler name="onclick">
				this.parent.parent.parent.parent.showPreviewsYear();
			</handler>
		</text>	
		<view width="91" height="$once{ parent.height }" >
			<text fontsize="10" fgcolor="0x000000" align="center" text="${ parent.parent.parent.currentMonthName+' '+parent.parent.parent.parent.parent.year }" resize="true" />
		</view>
		<text width="22" fgcolor="0x000000" text=">>" height="18"
			onmouseover="this.setAttribute('bgcolor',0xFFFFFF)" onmouseout="this.setAttribute('bgcolor',canvas.getThemeColor('secondBorderColor'))">
			<handler name="onclick">
				this.parent.parent.parent.parent.showNextYear();
			</handler>
		</text>
		<text width="20" fgcolor="0x000000" text="  >" height="18"
			onmouseover="this.setAttribute('bgcolor',0xFFFFFF)" onmouseout="this.setAttribute('bgcolor',canvas.getThemeColor('secondBorderColor'))">
			<handler name="onclick">
				this.parent.parent.parent.parent.showNextMonth();
			</handler>
		</text>	
	</view>
	<view name="weekheader" layout="axis:x;spacing:1" x="1" y="18" bgcolor="$once{ canvas.getThemeColor('secondBorderColor') }"/>
	<!-- 
	<view name="weekNumber" layout="axis:y;spacing:1" x="1" y="35" />
	 -->
	<view name="content" layout="axis:y;spacing:1" x="1" y="35" />
</class>

<class name="baseDateSelector" extends="baseDateSelectorComponent" >
	
	<attribute name="dayNamesLabelIds" value="null" />
	<attribute name="dayLabelNamesLabelIds" value="null" />
	<attribute name="monthnames" value="['Januar','Februar','Maerz','April','Mai','Juni','Juli','August','September','Oktober','November','Dezember']"/> 


	<attribute name="firstdayinweek" value="$once{ canvas.firstdayinweek }" type="number" />
	<attribute name="year" value="" type="string" />
	<attribute name="selecteddate" value="null" />
	<attribute name="selected" value="null" />
	
	<event name="onselect" />
	<event name="ondoubleselect" />
	
	<event name="onmonthSel" />
	<event name="onyearSel" />
	
	<attribute name="dayIndexNumber" value="-1" type="number" />
	<attribute name="weekIndexNumber" value="-1" type="number" />
	
	<handler name="oninit">
		<![CDATA[
			this.dayNamesLabelIds = [459,453,454,455,456,457,458];
			this.dayLabelNamesLabelIds = [466,460,461,462,463,464,465];
			this.monthnames = [canvas.getLabelName(469),canvas.getLabelName(470),
								canvas.getLabelName(471),canvas.getLabelName(472),
								canvas.getLabelName(473),canvas.getLabelName(474),
								canvas.getLabelName(475),canvas.getLabelName(476),
								canvas.getLabelName(477),canvas.getLabelName(478),
								canvas.getLabelName(479),canvas.getLabelName(480)]
			
			this.init();
		]]>
	</handler>	
	
	<method name="loadDate" args="datObj">
		this.showingdate = datObj;
		this.init();
		this.showDate(this.selecteddate);
		//this.onselect.sendEvent(this.selecteddate);
	</method>
	
	<method name="init">
        <![CDATA[ 
	        super.init();
	        
	        var tIsInit = false;
	        if (this.showingdate==""){
	        	tIsInit = true;
	        	this.showingdate = new Date();
	        }
	        this.setAttribute('year',this.showingdate.getFullYear());
	        this.selecteddate = this.showingdate;
	        var firstdayDate = this.getDateFirstDayInMonth();
	        this.content.content.destroy();
	        new lz.dateSelectorMonth(this.content,{name:'content',
		        	firstweekNumber:this.getWeekNumber(firstdayDate.getTime()),
		        	month:this.selecteddate.getMonth(),
		        	showingdate:firstdayDate,
		        	dayclass:dayclass,
		        	weekclass:weekclass,
		        	showcalenderweek:showcalenderweek,
		        	showcalendermonth:showcalendermonth
	        	});
	        this.hiliteDate(this.showingdate);
	        //this.onselect.sendEvent(this.selecteddate);
	        var ref = this.checkToday();
	        
	        if ($debug) Debug.write("INIT ",ref,ref.daydate);
	        
	        if (ref != null && tIsInit) {
		        this.selectDate(ref.daydate, ref.dayIndexNumber, ref.weekIndexNumber);
	        }
		]]>
	</method>
	
	<method name="checkToday">
		<![CDATA[
		var tDate = new Date();
        if (this.showingdate.getMonth()== tDate.getMonth() && this.showingdate.getFullYear() == tDate.getFullYear()){
        	//Debug.write("+++++++ Found Today");
        	var ref = this.getDateRefByDateNumber(tDate.getDate(),tDate.getMonth());
        	if (ref == null) {
        		if ($debug) Debug.warn("Could not find date ref",tDate);
        	}
        	ref.setAttribute('bgcolor',0xCECECE);
        	return ref;
        }
        
        return this.getDateRefByDateNumber(this.showingdate.getDate(),this.showingdate.getMonth())
		]]>
	</method>
	
	<method name="showDate" args="dateObj">
		<![CDATA[
		if(this.selected!=null) this.selected.setAttribute('bgcolor',"white");
		var i=0;
		while (i<this.content.content.content.subviews.length){
			var k=0;
			while (k<this.content.content.content.subviews[i].content.subviews.length){
				var t = this.content.content.content.subviews[i].content.subviews[k].daydate;
				if (t.getDate()==dateObj.getDate() && t.getMonth()==dateObj.getMonth()){
					this.content.content.content.subviews[i].content.subviews[k].onclick.sendEvent(null);
					return;
				}
				k++;
			}
			i++;
		}
		]]>
	</method>
	
	<method name="selectDate" args="dateObj,dayIndex,weekIndex">
		dayIndexNumber = dayIndex;
		weekIndexNumber = weekIndex;
		this.showingdate = dateObj;
		this.selecteddate = dateObj;
		this.hiliteDate(this.showingdate);
		this.checkToday();
		this.onselect.sendEvent(this.selecteddate);
	</method>
	
	<method name="selectDoubleDate" args="dateObj">
		this.showingdate = dateObj;
		this.selecteddate = dateObj;
		this.hiliteDate(this.showingdate);
		this.checkToday();
		this.ondoubleselect.sendEvent(this.selecteddate);
	</method>
	
	<method name="hiliteDate" args="dateObj">
		<![CDATA[
		if(this.selected!=null) this.selected.setAttribute('bgcolor',"white");
		var i=0;
		while (i<this.content.content.content.subviews.length){
			var k=0;
			while (k<this.content.content.content.subviews[i].content.subviews.length){
				var t = this.content.content.content.subviews[i].content.subviews[k].daydate;
				if (t.getDate()==dateObj.getDate() && t.getMonth()==dateObj.getMonth()){
					this.selected = this.content.content.content.subviews[i].content.subviews[k];
					this.selected.setAttribute('bgcolor',0xCCD7E1);
					return;
				}
				k++;
			}
			i++;
		}
		]]>
	</method>
	
	<!-- 
		Here the Date has to be changed sothat the firstday in week is the first day in month
	 -->
	<method name="getDateFirstDayInMonth">
		<![CDATA[
		//First calc the date by the given first day in week
		var newDateTemp = new Date(this.showingdate.getFullYear(), this.showingdate.getMonth(), 1, 12); //set hours to 12 to prevent timezone issues
		////Debug.write(newDateTemp);
		var factor = 0;
		if (newDateTemp.getDay()>this.firstdayinweek)	
			factor = -((newDateTemp.getDay()-this.firstdayinweek));
		else if (newDateTemp.getDay()<this.firstdayinweek)
			factor = (this.firstdayinweek-newDateTemp.getDay());
		////Debug.write("factor: ",factor);
		
		//calc first day
		var newDate = new Date( (newDateTemp.getTime()+(86400000*factor)) );

		//if the first day is after the first day of the selected month then we have to add 7 Days
		if (newDate.getDate()>1 && newDate.getMonth()==newDateTemp.getMonth()){
			newDate = new Date( (newDate.getTime()-(86400000*7)) );
		}
		if ($debug) Debug.write("getDateFirstDayInMonth ",newDate);
		return newDate;
		]]>
	</method>
	
	<method name="isoWeekDays" args="yday,wday" >
		<![CDATA[
		return yday - ((yday - wday + 382) % 7) + 3;
		]]>
	</method>
	
	<method name="isLeapYear" args="year" >
		<![CDATA[
		if (((year % 4) == 0 && (year % 100)!=0) || (year % 400)==0)
			return 1;
		else
			return 0;
		]]>
	</method>
	
	<method name="getDaysInMonth" args="iYear,iMonth" >
		<![CDATA[
			return 32 - new Date(iYear, iMonth, 32).getDate();
		]]>
	</method>
	
	<method name="getWeekNumber" args="DateInMilliseconds" >
		<![CDATA[
		var d = new Date(DateInMilliseconds);
		if ($debug) Debug.write("getWeekNumber: ",d);
		var NumerOfDaysIn = d.getDate();
		
		for (var i=0;i<d.getMonth();i++) {
			var monthDays = this.getDaysInMonth(d.getFullYear(),d.getMonth());
			NumerOfDaysIn+=monthDays;
		}
		if ($debug) Debug.write("NumerOfDaysIn,month: ",NumerOfDaysIn,d.getMonth());
		
		var days = this.isoWeekDays(NumerOfDaysIn,d.getDay());
		if ($debug) Debug.write("days: ",days);
		
		if (days < 0) {
			NumerOfDaysIn += 365 + isLeapYear(--NumerOfDaysIn);
			days = this.isoWeekDays(NumerOfDaysIn, d.getDay());
		} else {
			NumerOfDaysIn -= 365 + isLeapYear(NumerOfDaysIn);
			var d2 = this.isoWeekDays(NumerOfDaysIn,d.getDay());
			if (0 <= d2) {
				days = d2;
			}
		}

		if ($debug) Debug.write("days: ",days);
		
		return (Math.floor((days / 7)));
		]]>
	</method>
	
	<method name="clearContent">
		this.content.destroy();
		new LzView(this,{name:'content'});
	</method>
	
	<method name="showPreviewsMonth">
		<![CDATA[
		this.clearContent();
		var preyear = this.showingdate.getFullYear();
		var previewsMonth = this.showingdate.getMonth()-1;
		if (previewsMonth<0) {
			previewsMonth=11;
			preyear--;
		}
		this.showingdate = new Date(preyear, previewsMonth, this.showingdate.getDate());
		this.onmonthSel.sendEvent(previewsMonth);
		this.init();
		]]>
	</method>
	
	<method name="showNextMonth">
		<![CDATA[
		this.clearContent();
		var nextyear = this.showingdate.getFullYear();
		var nextMonth = this.showingdate.getMonth()+1;
		if (nextMonth>11) {
			nextMonth=0;
			nextyear++;
		}		
		this.showingdate = new Date(nextyear, nextMonth, this.showingdate.getDate());
		this.onmonthSel.sendEvent(nextMonth);
		this.init();
		]]>
	</method>
	
	<method name="showPreviewsYear">
		this.clearContent();
		this.showingdate = new Date(this.showingdate.getFullYear()-1, this.showingdate.getMonth(), this.showingdate.getDate());
		this.onyearSel.sendEvent(this.showingdate.getFullYear());
		this.init();
	</method>
	
	<method name="showNextYear">
		this.clearContent();
		this.showingdate = new Date(this.showingdate.getFullYear()+1, this.showingdate.getMonth(), this.showingdate.getDate());
		this.onyearSel.sendEvent(this.showingdate.getFullYear());
		this.init();
	</method>
	
	<method name="getDateRefByDateNumber" args="dayNumber,month">
		<![CDATA[
		////Debug.write(this.content.content.content);
		for (var i=0;i<this.content.content.content.subviews.length;i++){
			////Debug.write("this.content.content.content.subviews: ",i,this.content.content.content.subviews[i]);
			for (var k=0;k<this.content.content.content.subviews[i].content.subviews.length;k++){
				////Debug.write("this.content.content.content.subviews[i].content.subviews[k].daydate.getDate(): ",this.content.content.content.subviews[i].content.subviews[k].daydate.getDate(),dayNumber);
				////Debug.write("this.content.content.content.subviews[i].content.subviews[k].daydate.getMonth(): ",this.content.content.content.subviews[i].content.subviews[k].daydate.getMonth(),month);
				if(this.content.content.content.subviews[i].content.subviews[k].daydate.getDate()==dayNumber && this.content.content.content.subviews[i].content.subviews[k].daydate.getMonth()==month){
					return this.content.content.content.subviews[i].content.subviews[k];
				}
				////Debug.write("k: ",k,this.content.content.content.subviews[i].content.subviews[k]);
				////Debug.write(this.content.content.content.subviews[i].content.subviews[k].daydate);
			}
		}
		return null;
		]]>
	</method>
	
	<view name="content">
		<view name="content" />
	</view>

</class>

<class name="dateSelector" extends="baseDateSelector"
	weekclass="lz.dateSelectorWeek" dayclass="lz.dateSelectorDay" monthclass="lz.dateSelectorMonth" >

</class>

</library>