From 7e6ebfd934218de1c9f35df9ca4592446b5deadc Mon Sep 17 00:00:00 2001
From: Otmane Lahlou <otmane.lahlou@c-s.fr>
Date: Mon, 12 Dec 2011 17:05:42 +0100
Subject: [PATCH] ENH: add handler class to manage elevation parameters
---
.../otbWrapperElevationParametersHandler.cxx | 130 ++++++++++++++++++
.../otbWrapperElevationParametersHandler.h | 71 ++++++++++
2 files changed, 201 insertions(+)
create mode 100644 Code/ApplicationEngine/otbWrapperElevationParametersHandler.cxx
create mode 100644 Code/ApplicationEngine/otbWrapperElevationParametersHandler.h
diff --git a/Code/ApplicationEngine/otbWrapperElevationParametersHandler.cxx b/Code/ApplicationEngine/otbWrapperElevationParametersHandler.cxx
new file mode 100644
index 0000000000..ee9f09b621
--- /dev/null
+++ b/Code/ApplicationEngine/otbWrapperElevationParametersHandler.cxx
@@ -0,0 +1,130 @@
+/*=========================================================================
+
+ Program: ORFEO Toolbox
+ Language: C++
+ Date: $Date$
+ Version: $Revision$
+
+
+ Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
+ See OTBCopyright.txt for details.
+
+
+ This software is distributed WITHOUT ANY WARRANTY; without even
+ the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ PURPOSE. See the above copyright notices for more information.
+
+=========================================================================*/
+#include "otbWrapperElevationParametersHandler.h"
+
+namespace otb
+{
+namespace Wrapper
+{
+
+void ElevationParametersHandler::AddElevationParameters(Application::Pointer app,
+ const std::string & key)
+{
+ app->AddParameter(ParameterType_Choice, key, "Elevation management");
+ app->SetParameterDescription(key,
+ "This group of parameters allows to manage elevation values. Supported formats are SRTM, DTED or any geotiff processed by the DEM import application");
+
+ // DEM directory
+ std::ostringstream oss;
+ oss << key<<".dem";
+ app->AddChoice(oss.str(),"DEM directory");
+ oss << ".value";
+ app->AddParameter(ParameterType_Directory, oss.str(), "DEM directory");
+ app->SetParameterDescription(oss.str(),
+ "This parameter allows to select a directory containing Digital Elevation Model tiles");
+ app->MandatoryOff(oss.str());
+
+ // Average elevation
+ oss.str("");
+ oss << key <<".average";
+ app->AddChoice(oss.str(), "Average Elevation");
+ oss << ".value";
+ app->AddParameter(ParameterType_Float, oss.str(), "Average Elevation");
+ app->SetParameterDescription(oss.str(),"This parameter allows to pick up an average elevation for all the points of the image.");
+
+// // TODO : not implemented yet
+// // // Tiff image
+// // oss << ".tiff";
+// // app->AddChoice(oss.str(), "Tiff file");
+// // app->AddParameter(ParameterType_InputImage, oss.str(), "Tiff file");
+// // app->SetParameterDescription(oss.str(),"Tiff file used to get elevation for each location in the image");
+
+ // Geoid file
+ oss.str("");
+ oss << key<<".geoid";
+ app->AddChoice(oss.str(), "Geoid file");
+ oss << ".value";
+ app->AddParameter(ParameterType_Filename, oss.str(), "Geoid File");
+ app->SetParameterDescription(oss.str(),"Use a geoid grid to get the height above the ellipsoid used");
+
+ // Set the default value
+ app->SetParameterString(key, "dem");
+}
+
+
+/**
+ *
+ * Get the Average elevation value
+ **/
+const std::string
+ElevationParametersHandler::GetDEMDirectory(const Application::Pointer app, const std::string& key)
+{
+ std::ostringstream oss;
+ oss << key <<".dem.value";
+ return app->GetParameterString(oss.str());
+}
+
+/**
+ *
+ * Get the Average elevation value
+ */
+float
+ElevationParametersHandler::GetAverageElevation(const Application::Pointer app, const std::string& key)
+{
+ std::ostringstream oss;
+ oss << key <<".average.value";
+ return app->GetParameterFloat(oss.str());
+}
+
+/**
+ * Get the Geoid file
+ */
+const std::string
+ElevationParametersHandler::GetGeoidFile(const Application::Pointer app, const std::string& key)
+{
+ std::ostringstream oss;
+ oss << key <<".geoid.value";
+ return app->GetParameterString(oss.str());
+}
+
+/**
+ *
+ * Get the Elevation mode choosen by the user
+ */
+const ElevationType
+ElevationParametersHandler::GetElevationType(const Application::Pointer app, const std::string& key)
+{
+ switch(app->GetParameterInt(key))
+ {
+ case Elevation_DEM:
+ return Elevation_DEM;
+ break;
+ case Elevation_Average:
+ return Elevation_Average;
+ break;
+ // case Elevation_Tiff:
+ // return Eleavation_Tiff;
+ // break;
+ case Elevation_Geoid:
+ return Elevation_Geoid;
+ break;
+ }
+}
+
+}// End namespace Wrapper
+}// End namespace otb
diff --git a/Code/ApplicationEngine/otbWrapperElevationParametersHandler.h b/Code/ApplicationEngine/otbWrapperElevationParametersHandler.h
new file mode 100644
index 0000000000..ef52df311c
--- /dev/null
+++ b/Code/ApplicationEngine/otbWrapperElevationParametersHandler.h
@@ -0,0 +1,71 @@
+/*=========================================================================
+
+ Program: ORFEO Toolbox
+ Language: C++
+ Date: $Date$
+ Version: $Revision$
+
+
+ Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
+ See OTBCopyright.txt for details.
+
+
+ This software is distributed WITHOUT ANY WARRANTY; without even
+ the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ PURPOSE. See the above copyright notices for more information.
+
+ =========================================================================*/
+#ifndef __otbWrapperElevationParametersHandler_h
+#define __otbWrapperElevationParametersHandler_h
+
+#include "otbWrapperApplication.h"
+
+namespace otb
+{
+namespace Wrapper
+{
+
+/** \class ElevationParametersHandler
+ * \brief This class represent a helper class for elevation modes. It
+ * add the parameters automatically to the application where it is
+ * used, provide method to get the value needed.
+ *
+ * This class allow creating a Choice list with several Elevation
+ * modes to be used, supported modes are DEM, Geoid file, average
+ * elevation. The user can get the value relative to each mode
+ * using one the following methods Get{AverageElevation, DEMDirectory, GeoidFile}.
+ *
+ *
+ */
+
+class ElevationParametersHandler
+{
+public:
+ /**
+ * Add a Group containing several choices for map projections
+ *
+ */
+ static void AddElevationParameters(Application::Pointer app, const std::string & key);
+
+ /**
+ * Helper method : Get the elevation type selected by the user
+ * projection picked up by the user
+ *
+ */
+ static const ElevationType GetElevationType(const Application::Pointer app, const std::string& key);
+
+ /** Method for getting the value of the elevation mode selected */
+ static const std::string GetDEMDirectory(const Application::Pointer app, const std::string& key);
+ static float GetAverageElevation(const Application::Pointer app, const std::string& key);
+ static const std::string GetGeoidFile(const Application::Pointer app, const std::string& key);
+
+protected:
+ ElevationParametersHandler(); // not implemented
+ virtual ~ElevationParametersHandler(); // not implemented
+};
+
+}
+}
+
+
+#endif // __otbWrapperElevationParametersHandler_h_
--
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