dbhdistribution.h

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/********************************************************************************************
**    iLand - an individual based forest landscape and disturbance model
**    http://iland-model.org
**    Copyright (C) 2009-  Werner Rammer, Rupert Seidl
**
**    This program 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 3 of the License, or
**    (at your option) any later version.
**
**    This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
********************************************************************************************/
#include <QObject>
#include <QString>
#include <QHash>
#include <QVector>
#ifndef DBHDISTRIBUTION_H
#define DBHDISTRIBUTION_H
 
class ResourceUnit; // forward
class Tree; // forward
 
class DBHDistribution: public QObject
{
    Q_OBJECT
public slots:
    void calculateFromLandscape();
    void calculate();
    void addStand(const int standId);
 
    void saveToTextFile(QString filename);
    void saveStandInfo(QString filename);
 
public:
    DBHDistribution(QObject *parent=0);
    ~DBHDistribution();
 
 
    void addResourceUnit(const ResourceUnit *ru);
    void addStand(const int standId, const double area, QVector<Tree *> &tree_list);
 
    double dbhClass(const QString &speciesId, const float dbh) const;
    double dbhClass(const QString &speciesId, const int class_index) const;
    int nClasses() const { return mNClasses; }
    inline int classIndex(const float dbh) const;
    QString classLabel(const int class_index);
 
    // getters and setters
    void setTotalArea(const double total_area_ha) { mTotalArea = total_area_ha; }
    double totalArea() const { return mTotalArea; }
private:
    struct SStandInfo {
        SStandInfo(): standId(0), area(0.), volume(0.), basalarea(0.), stems(0) {}
        int standId;
        double area;
        double volume;
        double basalarea;
        int stems;
    };
 
    double mTotalArea; 
    QVector< double* > mData; 
    QVector< QString > mSpeciesIds;
    SStandInfo mLandscapeInfo;
 
    QHash<int, QVector<double*> > mStands;
    QHash<int, SStandInfo > mStandInfo;
 
    void internalSetup();
    void addTree(const Tree *t) {addTree(t, mData);} 
    void addTree(const Tree *t, QVector< double* > &distribution); 
    void clear(QVector< double* > &distribution); 
    void addDistribution(const QVector<double *> &source, QVector<double*> &target);
    static int mNClasses;
};
 
#endif // DBHDISTRIBUTION_H