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import vtk.*;
public class AxesActor extends vtkAssembly {
private vtkRenderer ren;
private double axisLength = 0.8;
private double axisTextLength = 1.2;
private vtkTextActor xactor, yactor, zactor;
public AxesActor(vtkRenderer _ren) {
super();
ren = _ren;
createAxes();
}
public void createAxes() {
vtkAxes axes = new vtkAxes();
axes.SetOrigin(0, 0, 0);
axes.SetScaleFactor(axisLength);
xactor = new vtkTextActor();
yactor = new vtkTextActor();
zactor = new vtkTextActor();
xactor.SetInput("X");
yactor.SetInput("Y");
zactor.SetInput("Z");
xactor.ScaledTextOn();
yactor.ScaledTextOn();
zactor.ScaledTextOn();
xactor.GetPositionCoordinate().SetCoordinateSystemToWorld();
yactor.GetPositionCoordinate().SetCoordinateSystemToWorld();
zactor.GetPositionCoordinate().SetCoordinateSystemToWorld();
xactor.GetPositionCoordinate().SetValue(axisLength, 0.0, 0.0);
yactor.GetPositionCoordinate().SetValue(0.0, axisLength, 0.0);
zactor.GetPositionCoordinate().SetValue(0.0, 0.0, axisLength);
xactor.GetTextProperty().SetColor(1.0, 1.0, 1.0);
xactor.GetTextProperty().ShadowOn();
xactor.GetTextProperty().ItalicOn();
xactor.GetTextProperty().BoldOff();
yactor.GetTextProperty().SetColor(1.0, 1.0, 1.0);
yactor.GetTextProperty().ShadowOn();
yactor.GetTextProperty().ItalicOn();
yactor.GetTextProperty().BoldOff();
zactor.GetTextProperty().SetColor(1.0, 1.0, 1.0);
zactor.GetTextProperty().ShadowOn();
zactor.GetTextProperty().ItalicOn();
zactor.GetTextProperty().BoldOff();
xactor.SetMaximumLineHeight(0.25);
yactor.SetMaximumLineHeight(0.25);
zactor.SetMaximumLineHeight(0.25);
vtkTubeFilter tube = new vtkTubeFilter();
tube.SetInput(axes.GetOutput());
tube.SetRadius(0.05);
tube.SetNumberOfSides(8);
vtkPolyDataMapper tubeMapper = new vtkPolyDataMapper();
tubeMapper.SetInput(tube.GetOutput());
vtkActor tubeActor = new vtkActor();
tubeActor.SetMapper(tubeMapper);
tubeActor.PickableOff();
int coneRes = 12;
double coneScale = 0.3;
//--- x-Cone
vtkConeSource xcone = new vtkConeSource();
xcone.SetResolution(coneRes);
vtkPolyDataMapper xconeMapper = new vtkPolyDataMapper();
xconeMapper.SetInput(xcone.GetOutput());
vtkActor xconeActor = new vtkActor();
xconeActor.SetMapper(xconeMapper);
xconeActor.GetProperty().SetColor(1,0,0);
xconeActor.SetScale(coneScale, coneScale, coneScale);
xconeActor.SetPosition(axisLength, 0.0, 0.0);
//--- y-Cone
vtkConeSource ycone = new vtkConeSource();
ycone.SetResolution(coneRes);
vtkPolyDataMapper yconeMapper = new vtkPolyDataMapper();
yconeMapper.SetInput(ycone.GetOutput());
vtkActor yconeActor = new vtkActor();
yconeActor.SetMapper(yconeMapper);
yconeActor.GetProperty().SetColor(1,1,0);
yconeActor.RotateZ(90);
yconeActor.SetScale(coneScale, coneScale, coneScale);
yconeActor.SetPosition(0.0, axisLength, 0.0);
//--- z-Cone
vtkConeSource zcone = new vtkConeSource();
zcone.SetResolution(coneRes);
vtkPolyDataMapper zconeMapper = new vtkPolyDataMapper();
zconeMapper.SetInput(zcone.GetOutput());
vtkActor zconeActor = new vtkActor();
zconeActor.SetMapper(zconeMapper);
zconeActor.GetProperty().SetColor(0,1,0);
zconeActor.RotateY(-90);
zconeActor.SetScale(coneScale, coneScale, coneScale);
zconeActor.SetPosition(0.0, 0.0, axisLength);
ren.AddActor2D(xactor);
ren.AddActor2D(yactor);
ren.AddActor2D(zactor);
this.AddPart(tubeActor);
this.AddPart(xconeActor);
this.AddPart(yconeActor);
this.AddPart(zconeActor);
ren.AddActor(this);
}
public void setAxesVisibility(boolean ison) {
this.SetVisibility(ison ? 1 : 0);
xactor.SetVisibility(ison ? 1 : 0);
yactor.SetVisibility(ison ? 1 : 0);
zactor.SetVisibility(ison ? 1 : 0);
}
}
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