private void ChangeHostControlAccordingToNewLight(IDiscreteLight newLightValue)
{
if (null == newLightValue)
{
ChangeHostControl(null);
}
else if (newLightValue is DirectionalLight)
{
var ctrl = new DirectionalLightControl
{
SelectedValue = newLightValue as DirectionalLight
};
ChangeHostControl(ctrl);
}
else if (newLightValue is PointLight)
{
var ctrl = new PointLightControl
{
SelectedValue = newLightValue as PointLight
};
ChangeHostControl(ctrl);
}
else if (newLightValue is SpotLight)
{
var ctrl = new SpotLightControl
{
SelectedValue = newLightValue as SpotLight
};
ChangeHostControl(ctrl);
}
else
{
throw new NotImplementedException();
}
}
/// <summary>
/// Called when the radio button signals that the user want to change the light type.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="System.Windows.RoutedEventArgs" /> instance containing the event data.</param>
private void EhLightTypeChanged(object sender, RoutedEventArgs e)
{
if (_lock.IsNotLocked)
{
IDiscreteLight newLight = null;
if (object.ReferenceEquals(sender, _guiNotUsed))
{
newLight = null;
}
else if (object.ReferenceEquals(sender, _guiDirectional))
{
newLight = new Altaxo.Graph.Graph3D.Lighting.DirectionalLight();
}
else if (object.ReferenceEquals(sender, _guiPoint))
{
newLight = new Altaxo.Graph.Graph3D.Lighting.PointLight();
}
else if (object.ReferenceEquals(sender, _guiSpot))
{
newLight = new Altaxo.Graph.Graph3D.Lighting.SpotLight();
}
else
{
throw new NotImplementedException();
}
if (newLight?.GetType() != SelectedValue?.GetType())
{
ChangeHostControlAccordingToNewLight(newLight);
SelectedValueChanged?.Invoke(this, EventArgs.Empty);
}
}
}
/// <summary>
/// Gets a new instance of <see cref="LightSettings"/> with the provided value for one of the discrete lights with index 0..3.
/// </summary>
/// <param name="idx">One of the indices of the discrete lights (0..3).</param>
/// <param name="discreteLight">The new value for the discrete light. This value can be null (in this case, the discrete light is removed).</param>
/// <returns>New instance of <see cref="LightSettings"/> with the provided value for the discrete light.</returns>
public LightSettings WithDiscreteLight(int idx, IDiscreteLight discreteLight)
{
var result = (LightSettings)MemberwiseClone();
switch (idx)
{
case 0:
result._discreteLight0 = discreteLight;
break;
case 1:
result._discreteLight1 = discreteLight;
break;
case 2:
result._discreteLight2 = discreteLight;
break;
case 3:
result._discreteLight3 = discreteLight;
break;
default:
throw new ArgumentOutOfRangeException(nameof(idx));
}
result.CalculateIsAnyAffixedToCamera();
return(result);
}
private void SetRadioButtonAccordingToNewLight(IDiscreteLight newLightValue)
{
if (newLightValue == null)
{
_guiNotUsed.IsChecked = true;
}
else if (newLightValue is DirectionalLight)
{
_guiDirectional.IsChecked = true;
}
else if (newLightValue is PointLight)
{
_guiPoint.IsChecked = true;
}
else if (newLightValue is SpotLight)
{
_guiSpot.IsChecked = true;
}
else
{
throw new NotImplementedException();
}
}
private void SetRadioButtonAccordingToNewLight(IDiscreteLight newLightValue)
{
if (newLightValue == null)
{
_guiNotUsed.IsChecked = true;
}
else if (newLightValue is DirectionalLight)
{
_guiDirectional.IsChecked = true;
}
else if (newLightValue is PointLight)
{
_guiPoint.IsChecked = true;
}
else if (newLightValue is SpotLight)
{
_guiSpot.IsChecked = true;
}
else
{
throw new NotImplementedException();
}
}
private void ChangeHostControlAccordingToNewLight(IDiscreteLight newLightValue)
{
if (null == newLightValue)
{
ChangeHostControl(null);
}
else if (newLightValue is DirectionalLight)
{
var ctrl = new DirectionalLightControl();
ctrl.SelectedValue = newLightValue as DirectionalLight;
ChangeHostControl(ctrl);
}
else if (newLightValue is PointLight)
{
var ctrl = new PointLightControl();
ctrl.SelectedValue = newLightValue as PointLight;
ChangeHostControl(ctrl);
}
else if (newLightValue is SpotLight)
{
var ctrl = new SpotLightControl();
ctrl.SelectedValue = newLightValue as SpotLight;
ChangeHostControl(ctrl);
}
else
{
throw new NotImplementedException();
}
}
/// <summary>
/// Initializes a new instance of the <see cref="LightSettings"/> class with default values.
/// </summary>
public LightSettings()
{
_ambientLight = new HemisphericAmbientLight(0.8, NamedColors.LightGray, NamedColors.White, new VectorD3D(0, 0, 1), false);
_discreteLight0 = new DirectionalLight(0.2, NamedColors.White, new VectorD3D(-0.5, -0.5, Math.Sqrt(0.5)), false);
}
/// <summary>
/// Initializes a new instance of the <see cref="LightSettings"/> class with default values.
/// </summary>
public LightSettings()
{
_ambientLight = new HemisphericAmbientLight(0.8, NamedColors.LightGray, NamedColors.White, new VectorD3D(0, 0, 1), false);
_discreteLight0 = new DirectionalLight(0.2, NamedColors.White, new VectorD3D(-0.5, -0.5, Math.Sqrt(0.5)), false);
}
/// <summary>
/// Gets a new instance of <see cref="LightSettings"/> with the provided value for one of the discrete lights with index 0..3.
/// </summary>
/// <param name="idx">One of the indices of the discrete lights (0..3).</param>
/// <param name="discreteLight">The new value for the discrete light. This value can be null (in this case, the discrete light is removed).</param>
/// <returns>New instance of <see cref="LightSettings"/> with the provided value for the discrete light.</returns>
public LightSettings WithDiscreteLight(int idx, IDiscreteLight discreteLight)
{
var result = (LightSettings)this.MemberwiseClone();
switch (idx)
{
case 0:
result._discreteLight0 = discreteLight;
break;
case 1:
result._discreteLight1 = discreteLight;
break;
case 2:
result._discreteLight2 = discreteLight;
break;
case 3:
result._discreteLight3 = discreteLight;
break;
default:
throw new ArgumentOutOfRangeException(nameof(idx));
}
result.CalculateIsAnyAffixedToCamera();
return result;
}