protected override bool OnClickStart(ScreenPoint cursorPos, Line cursorRay)
{
IDocObject selection = null;
IDocObject preselection = InteractionContext.Preselection;
var desFace = preselection as DesignFace;
if (desFace != null)
{
WriteBlock.ExecuteTask("Create Sphere Set", () => selection = SphereSet.Create(desFace, count, strength, radius, color).Subject);
}
else
{
SphereSet sphereSet = SphereSet.GetWrapper(preselection as CustomObject);
if (sphereSet != null)
{
selection = sphereSet.Subject;
CountSlider.Value = sphereSet.Count;
StrengthSlider.Value = sphereSet.Strength;
ColorComboBox.Value = sphereSet.Color;
RadiusSlider.Value = sphereSet.Radius;
}
}
Window.ActiveContext.Selection = new[] { selection };
return(false);
}
protected override bool OnMouseMove(ScreenPoint cursorPos, Line cursorRay, MouseButtons button)
{
if (button != MouseButtons.None)
{
return(false);
}
IDocObject preselection = InteractionContext.Preselection;
DesignFace desFace = null;
SphereSet existingSphereSet = SphereSet.GetWrapper(preselection as CustomObject);
if (existingSphereSet != null)
{
desFace = existingSphereSet.DesFace;
}
if (desFace == null)
{
desFace = preselection as DesignFace;
}
if (desFace == null) // selection filtering is not applied if you (pre)select in the tree
{
return(false);
}
if (SphereSet.AllSphereSets.Where(s => s.DesFace == desFace).Count() > 0)
{
return(false);
}
Body body = desFace.Shape.Body;
GraphicStyle style = null;
if (existingSphereSet == null)
{
style = new GraphicStyle {
EnableDepthBuffer = true,
FillColor = color
};
Rendering = Graphic.Create(style, null, SphereSet.GetGraphics(SphereSet.GetInitialPositions(body, count, true), radius));
}
return(false); // if we return true, the preselection won't update
}