ShpDBFFields.h

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
#ifdef CV_SHP_SUPPORT
 
// local
#include "CV_io.h"
 
// cloudViewer
#include <CVGeom.h>
 
// Qt
#include <QString>
 
// system
#include <vector>
 
// Shapelib
#include <shapefil.h>
 
 
class GenericDBFField {
public:
    GenericDBFField(QString name) : m_name(name) {}
 
    const QString& name() const { return m_name; }
 
    virtual bool is3D() const { return false; }
 
    // to be reimplemented by siblings
    virtual DBFFieldType type() const = 0;
    virtual int width() const = 0;
    virtual int decimal() const = 0;
    virtual bool save(DBFHandle handle, int fieldIndex) const {
        return false;
    }  // 1D version
    virtual bool save(DBFHandle handle,
                      int xFieldIndex,
                      int yFieldIndex,
                      int zFieldIndex) const {
        return false;
    }  // 3D version
 
protected:
    QString m_name;
};
 
class CV_IO_LIB_API IntegerDBFField : public GenericDBFField {
public:
    IntegerDBFField(QString name) : GenericDBFField(name) {}
 
    // inherited from GenericDBFField
    virtual DBFFieldType type() const { return FTInteger; }
    virtual int width() const { return 6; }
    virtual int decimal() const { return 0; }
    virtual bool save(DBFHandle handle, int fieldIndex) const;
 
    std::vector<int> values;
};
 
class CV_IO_LIB_API DoubleDBFField : public GenericDBFField {
public:
    DoubleDBFField(QString name) : GenericDBFField(name) {}
 
    // inherited from GenericDBFField
    virtual DBFFieldType type() const { return FTDouble; }
    virtual int width() const { return 8; }
    virtual int decimal() const { return 8; }
    virtual bool save(DBFHandle handle, int fieldIndex) const;
 
    std::vector<double> values;
};
 
class CV_IO_LIB_API DoubleDBFField3D : public GenericDBFField {
public:
    DoubleDBFField3D(QString name) : GenericDBFField(name) {}
    virtual ~DoubleDBFField3D() {}
 
    // inherited from GenericDBFField
    virtual bool is3D() const { return true; }
    virtual DBFFieldType type() const { return FTDouble; }
    virtual int width() const { return 8; }
    virtual int decimal() const { return 8; }
    virtual bool save(DBFHandle handle,
                      int xFieldIndex,
                      int yFieldIndex,
                      int zFieldIndex) const;
 
    std::vector<CCVector3d> values;
};
 
#endif  // CV_SHP_SUPPORT