A new test to statically inspect immproved scalar bar features

Change-Id: I935ed81f38a53cd7308cf849feae1d85b25294d4

Rendering/Testing/Cxx/CMakeLists.txt

@@ -86,6 +86,7 @@ IF(VTK_USE_DISPLAY)
       TestMultiTexturing.cxx
       TestMultiTexturingTransform.cxx
       TestGlyph3DMapperArrow.cxx
+      TestScalarBar.cxx
       TestScenePicker.cxx
       TestTextureRGBA.cxx
       TestTextureRGBADepthPeeling.cxx

Rendering/Testing/Cxx/TestScalarBar.cxx

+/*=========================================================================
+
+  Program:   Visualization Toolkit
+  Module:    TestScalarBarWidget.cxx
+
+  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
+  All rights reserved.
+  See Copyright.txt or http://www.kitware.com/Copyright.htm 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 notice for more information.
+
+=========================================================================*/
+#include "vtkSmartPointer.h"
+
+#include "vtkActor.h"
+#include "vtkCamera.h"
+#include "vtkPLOT3DReader.h"
+#include "vtkPolyDataMapper.h"
+#include "vtkRenderer.h"
+#include "vtkRenderWindow.h"
+#include "vtkRenderWindowInteractor.h"
+#include "vtkScalarBarActor.h"
+#include "vtkStructuredGrid.h"
+#include "vtkStructuredGridGeometryFilter.h"
+
+#include "vtkTestUtilities.h"
+
+int TestScalarBar( int argc, char *argv[] )
+{
+  char* fname = 
+    vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/combxyz.bin");
+  char* fname2 = 
+    vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/combq.bin");
+  
+  // Start by loading some data.
+  vtkSmartPointer<vtkPLOT3DReader> pl3d =
+    vtkSmartPointer<vtkPLOT3DReader>::New();
+  pl3d->SetXYZFileName(fname);
+  pl3d->SetQFileName(fname2);
+  pl3d->SetScalarFunctionNumber(100);
+  pl3d->SetVectorFunctionNumber(202);
+  pl3d->Update();
+  
+  delete [] fname;
+  delete [] fname2;
+  
+  // An outline is shown for context.
+  vtkSmartPointer<vtkStructuredGridGeometryFilter> outline =
+    vtkSmartPointer<vtkStructuredGridGeometryFilter>::New();
+  outline->SetInputConnection(pl3d->GetOutputPort());
+  outline->SetExtent(0,100,0,100,9,9);
+
+  vtkSmartPointer<vtkPolyDataMapper> outlineMapper =
+    vtkSmartPointer<vtkPolyDataMapper>::New();
+  outlineMapper->SetInputConnection(outline->GetOutputPort());
+
+  vtkSmartPointer<vtkActor> outlineActor =
+    vtkSmartPointer<vtkActor>::New();
+  outlineActor->SetMapper(outlineMapper);
+
+  // Create the RenderWindow, Renderer and all Actors
+  //
+  vtkSmartPointer<vtkRenderer> ren1 =
+    vtkSmartPointer<vtkRenderer>::New();
+  vtkSmartPointer<vtkRenderWindow> renWin =
+    vtkSmartPointer<vtkRenderWindow>::New();
+  renWin->AddRenderer(ren1);
+
+  vtkSmartPointer<vtkRenderWindowInteractor> iren =
+    vtkSmartPointer<vtkRenderWindowInteractor>::New();
+  iren->SetRenderWindow(renWin);
+ 
+  vtkSmartPointer<vtkScalarBarActor> scalarBar1 =
+    vtkSmartPointer<vtkScalarBarActor>::New();
+  scalarBar1->SetTitle("Temperature");
+  scalarBar1->SetLookupTable(outlineMapper->GetLookupTable());
+  scalarBar1->GetPositionCoordinate()->SetCoordinateSystemToNormalizedViewport();
+  scalarBar1->GetPositionCoordinate()->SetValue(0.6, 0.1);
+  scalarBar1->SetHeight(0.5);
+   
+  vtkSmartPointer<vtkScalarBarActor> scalarBar2 =
+    vtkSmartPointer<vtkScalarBarActor>::New();
+  scalarBar2->SetTitle("Temperature");
+  scalarBar2->SetLookupTable(outlineMapper->GetLookupTable());
+  scalarBar2->SetOrientationToHorizontal();
+  scalarBar2->SetWidth(0.5);
+  scalarBar2->SetHeight(0.2);
+  scalarBar2->GetPositionCoordinate()->SetCoordinateSystemToNormalizedViewport();
+  scalarBar2->GetPositionCoordinate()->SetValue(0.05, 0.05);
+  
+  vtkSmartPointer<vtkScalarBarActor> scalarBar3 =
+    vtkSmartPointer<vtkScalarBarActor>::New();
+  scalarBar3->SetTitle("Temperature");
+  scalarBar3->SetLookupTable(outlineMapper->GetLookupTable());
+  scalarBar3->GetPositionCoordinate()->SetCoordinateSystemToNormalizedViewport();
+  scalarBar3->GetPositionCoordinate()->SetValue(0.8, 0.1);
+  scalarBar3->SetHeight(0.5);
+
+  ren1->AddActor(outlineActor);
+  ren1->AddActor(scalarBar1);
+  ren1->AddActor(scalarBar2);
+  ren1->AddActor(scalarBar3);
+
+  // Add the actors to the renderer, set the background and size
+  //
+  ren1->SetBackground(0.1, 0.2, 0.4);
+  renWin->SetSize(700, 500);
+
+  // render the image
+  iren->Initialize();
+  renWin->Render();
+  iren->Start();
+  
+  return EXIT_SUCCESS;
+}