VTK/Examples/Broken/RectangularButtonSource
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RectangularButtonSource.cxx
#include <vtkSmartPointer.h>
#include <vtkWeakPointer.h>
#include <vtkPolyDataMapper.h>
#include <vtkActor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkPolyData.h>
#include <vtkSphereSource.h>
#include <vtkTextActor.h>
#include <vtkTextProperty.h>
#include <vtkRectangularButtonSource.h>
#include <vtkInteractorStyleTrackballActor.h>
#include <vtkObjectFactory.h>
#include <vtkProperty.h>
class MouseInteractorStyle : public vtkInteractorStyleTrackballActor
{
public:
static MouseInteractorStyle* New();
vtkTypeRevisionMacro(MouseInteractorStyle,vtkInteractorStyleTrackballActor);
virtual void OnLeftButtonDown()
{
cout << "Pressed left mouse button." << endl;
if(this->InteractionProp)
{
vtkActor::SafeDownCast(this->InteractionProp)->GetProperty()->SetColor(1,0,0);
if (this->RenderWindow)
this->RenderWindow->Render();
}
// forward events
vtkInteractorStyleTrackballActor::OnLeftButtonDown();
}
void SetRenderWindow(vtkRenderWindow* renderWindow) {this->RenderWindow = renderWindow;}
private:
vtkWeakPointer<vtkRenderWindow> RenderWindow;
};
vtkCxxRevisionMacro(MouseInteractorStyle, "$Revision: 1.1 $");
vtkStandardNewMacro(MouseInteractorStyle);
int main (int argc, char* argv[])
{
vtkSmartPointer<vtkRectangularButtonSource> button =
vtkSmartPointer<vtkRectangularButtonSource>::New();
//create a mapper
vtkSmartPointer<vtkPolyDataMapper> mapper =
vtkSmartPointer<vtkPolyDataMapper>::New();
mapper->SetInput(button->GetOutput());
// create an actor
vtkSmartPointer<vtkActor> actor =
vtkSmartPointer<vtkActor>::New();
actor->SetMapper(mapper);
// a renderer and render window
vtkSmartPointer<vtkRenderer> renderer =
vtkSmartPointer<vtkRenderer>::New();
vtkSmartPointer<vtkRenderWindow> renderWindow =
vtkSmartPointer<vtkRenderWindow>::New();
renderWindow->AddRenderer(renderer);
// an interactor
vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
vtkSmartPointer<vtkRenderWindowInteractor>::New();
renderWindowInteractor->SetRenderWindow(renderWindow);
vtkSmartPointer<MouseInteractorStyle> style =
vtkSmartPointer<MouseInteractorStyle>::New();
renderWindowInteractor->SetInteractorStyle( style );
style->SetRenderWindow(renderWindow);
// add the actors to the scene
renderer->AddActor(actor);
renderer->SetBackground(1,1,1); // Background color white
//setup the text and add it to the window
vtkSmartPointer<vtkTextActor> textActor =
vtkSmartPointer<vtkTextActor>::New();
textActor->GetTextProperty()->SetFontSize ( 24 );
textActor->SetPosition2 ( 10, 40 );
renderer->AddActor2D ( textActor );
textActor->SetInput ( "Hello world" );
textActor->GetTextProperty()->SetColor ( 1.0,0.0,0.0 );
// render and interact
renderWindow->Render();
renderWindowInteractor->Start();
return EXIT_SUCCESS;
}
Please try the new VTKExamples website.
CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
PROJECT(RectangularButtonSource)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(RectangularButtonSource MACOSX_BUNDLE RectangularButtonSource.cxx)
if(VTK_LIBRARIES)
target_link_libraries(RectangularButtonSource ${VTK_LIBRARIES})
else()
target_link_libraries(RectangularButtonSource vtkHybrid vtkWidgets)
endif()
Download and Build RectangularButtonSource
Click here to download RectangularButtonSource. and its CMakeLists.txt file.
Once the tarball RectangularButtonSource.tar has been downloaded and extracted,
cd RectangularButtonSource/build
- If VTK is installed:
cmake ..
- If VTK is not installed but compiled on your system, you will need to specify the path to your VTK build:
cmake -DVTK_DIR:PATH=/home/me/vtk_build ..
Build the project:
make
and run it:
./RectangularButtonSource
WINDOWS USERS PLEASE NOTE: Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.