/////////////////////////////////////////////////////////////////////////////////////////////////////
// OBJECT
/////////////////////////////////////////////////////////////////////////////////////////////////////
/// <summary>
/// Initializes a new instance of the <see cref="TextDocumentItemViewModel"/> class.
/// </summary>
public VTKDocumentItemViewModel(VTKDataModel dataModel)
{
this.Title = string.Format("VTK Doc {0}", counter++);
this.Text = string.Format("Dynamically created at {0}", DateTime.Now);
this.Description = "VTK document";
this.vtkData = dataModel;
this.CellAttributeArrayNames = new ObservableCollection<string>();
this.CellAttributeArrayNames.Add(this.vtkData.CellIdsArrayName);
this.CellAttributeArrayNames.Add(this.vtkData.CellTypeArrayName);
this.cellColorArrayName = this.CellAttributeArrayNames[0];
this.cellColorMapSpaceModel = ColorSpaceModel.HSV;
// create a VTK output control and make the forms host point to it
rwc = new RenderWindowControl();
wfh = new WindowsFormsHost();
wfh.Child = rwc;
rwc.CreateGraphics();
rwc.RenderWindow.SetCurrentCursor(9);
vtkInteractorStyleSwitch istyle = vtkInteractorStyleSwitch.New();
rwc.RenderWindow.GetInteractor().SetInteractorStyle(istyle);
rwc.RenderWindow.GetInteractor().SetPicker(vtkCellPicker.New());
(istyle).SetCurrentStyleToTrackballCamera();
rwc.RenderWindow.GetInteractor().LeftButtonPressEvt += new vtkObject.vtkObjectEventHandler(leftMouseDown);
// set up basic viewing
ren = rwc.RenderWindow.GetRenderers().GetFirstRenderer();
vtkCamera camera = ren.GetActiveCamera();
// background color
ren.SetBackground(0.1, 0.1, 0.1);
vtkSphereSource sph = vtkSphereSource.New();
sph.SetThetaResolution(16);
sph.SetPhiResolution(16);
sph.SetRadius(0.02);
vtkGlyph3D glyp = vtkGlyph3D.New();
glyp.SetSourceConnection(sph.GetOutputPort(0));
glyp.SetInputConnection(this.vtkData.OutputPort);
glyp.ScalingOff();
glyp.OrientOff();
ctf = vtkColorTransferFunction.New();
ctf_min_color = System.Windows.Media.Color.FromRgb(0, 128, 255);
ctf_max_color = System.Windows.Media.Color.FromRgb(64, 255, 64);
this.BuildCTF();
//lut.SetValueRange(0.5, 1.0);
//lut.SetSaturationRange(0.1, 1.0);
//lut.SetHueRange(0.4, 0.6);
//lut.SetAlphaRange(0.2, 1.0);
//lut.SetRampToLinear();
//lut.Build();
mapper = vtkPolyDataMapper.New();
mapper.SetInputConnection(glyp.GetOutputPort());
mapper.SetLookupTable(ctf);
mapper.ScalarVisibilityOn();
mapper.SetScalarModeToUsePointFieldData();
mapper.SelectColorArray(this.cellColorArrayName);
// scalar range doens't affect anything when using a ctf (instead of a lut)
// mapper.SetScalarRange(0, this.vtkData.NumPoints - 1);
vtkActor actor = vtkActor.New();
actor.SetMapper(mapper);
//actor.GetProperty().SetRepresentationToWireframe();
actor.GetProperty().SetRepresentationToSurface();
rwc.RenderWindow.GetRenderers().GetFirstRenderer().AddViewProp(actor);
ren.ResetCamera();
}
/// <summary>
/// Adds new TextDocument to documentItems.
/// Only accessible internally or through command binding to NewDocumentCommand
/// </summary>
/// <param name="parameter">Sets type of document ("TextDocument" or "VTKDocument").</param>
private void AddNewDocument(object parameter)
{
string doc_type = (string)parameter;
if (doc_type != null)
{
if (doc_type == "TextDocument")
{
this.documentItems.Add(new TextDocumentItemViewModel());
}
else if (doc_type == "VTKDocument")
{
// Not creating VTKDataModel unless a window is open,
// but I don't know how to get rid of it on last close...
if (this.vtkModel == null)
{
this.vtkModel = new VTKDataModel(this.simModel);
}
VTKDocumentItemViewModel vtk_mod = new VTKDocumentItemViewModel(this.vtkModel);
// TODO: This should be done through messaging, not property changed events...
// TODO: This type of thing probably leaks memory on VTK doc window closure...
vtk_mod.PropertyChanged += this.VTKModelPropertyChanged;
this.documentItems.Add(vtk_mod);
// MessageBoxResult tmp = MessageBox.Show("Added a VTK view.");
}
}
}
