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/*=========================================================================
Program: Visualization Toolkit
Module: vtkGeoView2D.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.
=========================================================================*/
/*-------------------------------------------------------------------------
Copyright 2008 Sandia Corporation.
Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#include "vtkGeoView2D.h"
#include "vtkAssembly.h"
#include "vtkCamera.h"
#include "vtkCollection.h"
#include "vtkGeoAlignedImageRepresentation.h"
#include "vtkGeoTerrain2D.h"
#include "vtkInteractorStyleRubberBand2D.h"
#include "vtkObjectFactory.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkSmartPointer.h"
#include "vtkViewTheme.h"
vtkStandardNewMacro(vtkGeoView2D);
vtkCxxSetObjectMacro(vtkGeoView2D, Surface, vtkGeoTerrain2D);
vtkGeoView2D::vtkGeoView2D()
{
this->Surface = 0;
this->SetInteractionModeTo2D();
this->Assembly = vtkAssembly::New();
this->Renderer->AddActor(this->Assembly);
this->SetSelectionModeToFrustum();
}
vtkGeoView2D::~vtkGeoView2D()
{
this->SetSurface(0);
if (this->Assembly)
{
this->Assembly->Delete();
}
}
vtkAbstractTransform* vtkGeoView2D::GetTransform()
{
if (this->Surface)
{
return this->Surface->GetTransform();
}
return 0;
}
void vtkGeoView2D::PrintSelf( ostream& os, vtkIndent indent )
{
this->Superclass::PrintSelf( os, indent );
os << indent << "Assembly: " << this->Assembly << "\n";
os << indent << "Surface: " << this->Surface << "\n";
}
void vtkGeoView2D::ApplyViewTheme(vtkViewTheme* theme)
{
this->Superclass::ApplyViewTheme(theme);
this->Renderer->SetBackground(theme->GetBackgroundColor());
this->Renderer->SetBackground2(theme->GetBackgroundColor2());
this->Renderer->GradientBackgroundOn();
}
void vtkGeoView2D::PrepareForRendering()
{
this->Superclass::PrepareForRendering();
if (!this->Surface)
{
return;
}
vtkSmartPointer<vtkCollection> collection =
vtkSmartPointer<vtkCollection>::New();
for (int i = 0; i < this->GetNumberOfRepresentations(); ++i)
{
vtkDataRepresentation* r = this->GetRepresentation(i);
vtkGeoAlignedImageRepresentation* img = vtkGeoAlignedImageRepresentation::SafeDownCast(r);
if (img)
{
collection->AddItem(img);
}
}
if (collection->GetNumberOfItems() > 0)
{
this->Surface->AddActors(this->Renderer, this->Assembly, collection);
}
}
void vtkGeoView2D::Render()
{
// If this is the first time, render an extra time to get things
// initialized for the first PrepareForRendering pass.
this->RenderWindow->MakeCurrent();
if (!this->RenderWindow->IsCurrent())
{
this->Update();
this->PrepareForRendering();
this->RenderWindow->Render();
}
this->Superclass::Render();
}
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