various utilities

git-svn-id: http://svn.osgeo.org/qgis/trunk@5021 c8812cc2-4d05-0410-92ff-de0c093fc19c
qgis · Mar 15, 2006 · 6a5562e · 6a5562e
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diff --git a/src/plugins/grass/qgsgrassutils.cpp b/src/plugins/grass/qgsgrassutils.cpp
@@ -0,0 +1,65 @@
+/*******************************************************************
+                              qgsgrassutils.cpp
+                             -------------------
+    begin                : March, 2006
+    copyright            : (C) 2006 by Radim Blazek
+    email                : radim.blazek@gmail.com
+********************************************************************/
+/********************************************************************
+ 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 2 of the License, or     
+ (at your option) any later version.                                   
+*******************************************************************/
+#include <iostream>
+#include <vector>
+
+#include <QApplication>
+
+//#include "qgis.h"
+//#include "qgsapplication.h"
+
+extern "C" {
+#include <grass/gis.h>
+#include <grass/Vect.h>
+}
+
+#include "../../src/providers/grass/qgsgrass.h"
+#include "qgsgrassutils.h"
+#include "qgsgrassselect.h"
+
+QgsGrassUtils::QgsGrassUtils() {}
+QgsGrassUtils::~QgsGrassUtils() {}
+
+QString QgsGrassUtils::vectorLayerName( QString map, QString layer, 
+                                        int nLayers )
+{
+    QString name = map;
+    if ( nLayers > 1 ) name += " " + layer;
+    return name;
+}
+
+void QgsGrassUtils::addVectorLayers ( QgisIface *iface,
+        QString gisbase, QString location, QString mapset, QString map)
+{
+    QStringList layers = QgsGrassSelect::vectorLayers(
+			   gisbase, location, mapset, map );
+
+
+    for ( int i = 0; i < layers.count(); i++ )
+    {
+        QString name = QgsGrassUtils::vectorLayerName (
+	  		      map, layers[i], layers.size() );
+
+	QString uri = gisbase + "/" + location + "/"
+		   + mapset + "/" + map + "/" + layers[i];
+
+#ifdef QGISDEBUG
+         std::cerr << "layer = " << layers[i].local8Bit().data() << std::endl;
+         std::cerr << "uri = " << uri.local8Bit().data() << std::endl;
+         std::cerr << "name = " << name.local8Bit().data() << std::endl;
+#endif
+
+	iface->addVectorLayer( uri, name, "grass");
+    }
+}
diff --git a/src/plugins/grass/qgsgrassutils.h b/src/plugins/grass/qgsgrassutils.h
@@ -0,0 +1,43 @@
+/***************************************************************************
+                              qgsgrassutils.h 
+                             -------------------
+    begin                : March, 2006
+    copyright            : (C) 2006 by Radim Blazek
+    email                : radim.blazek@gmail.com
+ ***************************************************************************/
+/***************************************************************************
+ *                                                                         *
+ *   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 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+#ifndef QGSGRASSUTILS_H
+#define QGSGRASSUTILS_H
+
+#include "qgisiface.h"
+
+/*! \class QgsGrassUtils
+ *  \brief Various utilities.
+ */
+class QgsGrassUtils
+{
+
+public:
+    //! Constructor
+    QgsGrassUtils();
+
+    //! Destructor
+    ~QgsGrassUtils();
+
+public:
+    // Create vector name from map name, layer name and number of layers
+    static QString vectorLayerName( QString map, QString layer, int nLayers );
+
+    // Add all vector layers to QGIS view
+    static void QgsGrassUtils::addVectorLayers ( QgisIface *iface,
+        QString gisbase, QString location, QString mapset, QString map);
+};
+
+#endif // QGSGRASSUTILS_H