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git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@1959 c8812cc2-4d05-0410-92ff-de0c093fc19c
123 lines
2.6 KiB
C++
123 lines
2.6 KiB
C++
//
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// C++ Implementation: qgsogrfactory
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//
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// Description:
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//
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//
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// Author: Christoph Spoerri <spoerri@sourceforge.net>, (C) 2004
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//
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// Copyright: See COPYING file that comes with this distribution
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//
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//
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#include <iostream>
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#include <qmessagebox.h>
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#include "qgsogrfactory.h"
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#ifdef WIN32
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#define QGISEXTERN extern "C" __declspec( dllexport )
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#else
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#define QGISEXTERN extern "C"
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#endif
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QgsOGRFactory::QgsOGRFactory()
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{
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}
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QgsOGRFactory::~QgsOGRFactory()
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{
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}
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bool QgsOGRFactory::testCapability(int t)
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{
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switch (t)
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{
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case QgsDataProviderFactory::Copy:
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return TRUE;
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case QgsDataProviderFactory::Rename:
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return FALSE;
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case QgsDataProviderFactory::Move:
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return TRUE;
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default:
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return FALSE;
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}
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}
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void QgsOGRFactory::setURI(QString uri)
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{
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dataSourceURI = uri;
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OGRRegisterAll();
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// make connection to the data source
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std::cerr << "Data source uri is " << dataSourceURI << std::endl;
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// try to open for read
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ogrDS = OGRSFDriverRegistrar::Open((const char *) dataSourceURI, FALSE, &ogrDriver);
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if(ogrDS != NULL)
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{
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#ifdef QGISDEBUG
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std::cerr << "Data source is valid" << std::endl;
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#endif
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valid = true;
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} else
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{
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QMessageBox::warning(NULL, "Wrong Path/URI", "The provided path for the dataset is not valid.",QMessageBox::Ok, QMessageBox::NoButton, QMessageBox::NoButton);
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valid = false;
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}
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}
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bool QgsOGRFactory::create(QString newLocation, QString newName, QString type)
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{
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}
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QgsDataProvider* QgsOGRFactory::open( QString name)
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{
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QgsDataProvider *d = (QgsDataProvider *) new QgsShapeFileProvider(dataSourceURI+QString("/")+name);
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return d;
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}
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QStringList QgsOGRFactory::getLayers()
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{
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OGRLayer *lyr;
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OGRFeatureDefn *lyrDef;
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QStringList lyrList = QStringList();
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if (valid) {
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for (int i = 0 ; i < ogrDS->GetLayerCount(); i++)
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{
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lyr = ogrDS->GetLayer(i);
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lyrDef = lyr->GetLayerDefn();
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std::cerr << "Layer " << i << " is: " << lyrDef->GetName() << "\n";
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//TODO append extension to name, so that it can be opened properly
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lyrList.append(lyrDef->GetName());
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}
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}
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return lyrList;
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}
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bool QgsOGRFactory::copy(QString oldName, QString newName)
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{
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OGRLayer *oldLyr;
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std::cout << "Copy ogr datasource" << std::endl;
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if (valid)
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{
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oldLyr = ogrDS->GetLayerByName((const char*) oldName);
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std::cout << "datasource is " << ogrDriver->GetName() << std::endl;
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if (QString::compare(ogrDriver->GetName(),"ESRI Shapefile")==0) {
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std::cout << "Copy shapefile" << std::endl;
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}
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}
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}
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/**
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* Class factory to return a pointer to a newly created
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* QgsShapeFileProvider object
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*/
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QGISEXTERN QgsOGRFactory * classFactory_Fact()
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{
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return new QgsOGRFactory();
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}
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