#region Open Course Timetabler - An application for school and university course timetabling
//
// Author:
// Ivan urak (mailto:Ivan.Curak@fesb.hr)
//
// Copyright (c) 2007 Ivan urak, Split, Croatia
//
// http://www.openctt.org
//
//This file is part of Open Course Timetabler.
//
//Open Course Timetabler is free software;
//you can redistribute it and/or modify it under the terms of the GNU General Public License
//as published by the Free Software Foundation; either version 2 of the License,
//or (at your option) any later version.
//
//Open Course Timetabler is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
//or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
//You should have received a copy of the GNU General Public License along with
//Open Course Timetabler; if not, write to the Free Software Foundation, Inc., 51 Franklin St,
//Fifth Floor, Boston, MA 02110-1301 USA
#endregion
using System;
using System.Collections.Generic;
using System.Text;
namespace OpenCTT.Automated{
public class SCTeacherMaxHoursContinuously:AbstractSoftConstraint
{
public SCTeacherMaxHoursContinuously(Object theObj, Object[] myArgs, Object[] relObjects)
: base(theObj, myArgs, relObjects)
{
_scName = "Teacher - Maximum hours continuously";
}
public override double evaluateSC()
{
ATeacher at = (ATeacher)_theObj;
int mySC_MaxHoursContinuously = (int)_myArgs[0];
double myWeight =(double)_myArgs[1];
int numOfIncludedDaysPerWeek = AGlobal.NUM_OF_INCLUDED_DAYS_PER_WEEK;
int numOfTermsPerDay = AGlobal.NUM_OF_INCLUDED_TERMS_PER_DAY;
int numOfSlotsPerRoom = numOfIncludedDaysPerWeek * numOfTermsPerDay;
bool[,] occupTSBool = new bool[numOfTermsPerDay, numOfIncludedDaysPerWeek];
if (at.MyFixedLessonNodes != null)
{
foreach (ALessonNode aln in at.MyFixedLessonNodes)
{
int tsIndex = aln.CurrPosition;
if (tsIndex > 0)
{
int indexRow = (tsIndex - 1) % numOfTermsPerDay;
int indexCol = (int)Math.Floor((decimal)((tsIndex - 1) % numOfSlotsPerRoom) / numOfTermsPerDay);
occupTSBool[indexRow, indexCol] = true;
}
}
}
if (at.MyTempAllocatedLessonNodes != null)
{
foreach (ALessonNode aln in at.MyTempAllocatedLessonNodes)
{
int tsIndex = aln.CurrPosition;
if (tsIndex > 0)
{
int indexRow = (tsIndex - 1) % numOfTermsPerDay;
int indexCol = (int)Math.Floor((decimal)((tsIndex - 1) % numOfSlotsPerRoom) / numOfTermsPerDay);
occupTSBool[indexRow, indexCol] = true;
}
}
}
for (int j = 0; j < occupTSBool.GetLength(1); j++)
{
int hoursCont = 0;
bool blockCheckStarted = false;
int lastRowIndex = 0;
for (int k = 0; k < occupTSBool.GetLength(0); k++)
{
if (occupTSBool[k, j] == true)
{
if (!blockCheckStarted)
{
blockCheckStarted = true;
lastRowIndex = k;
hoursCont = 1;
}
else
{
lastRowIndex = k;
hoursCont++;
}
}
else
{
if (blockCheckStarted)
{
if (hoursCont > mySC_MaxHoursContinuously) return myWeight;
hoursCont = 0;
}
}
}
//end of column
if (hoursCont > mySC_MaxHoursContinuously) return myWeight;
}
return 0;
}
}
}
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