/*---------------------------------------------------------------------------------**//**
* Actual modification on first data button if it lies on GroupedHole element.
* @bsimethod Bentley Systems
* /*--------------+---------------+---------------+---------------+---------------+------*/
protected override bool OnDataButton(Bentley.DgnPlatformNET.DgnButtonEvent ev)
{
//Locate an element.
Bentley.DgnPlatformNET.HitPath hitPath = DoLocate(ev, true, 1);
//If an element is located and the element is a grouped hole.
//If element has a solid fill, remove it.
//Else add a solid fill.
if (null != hitPath)
{
int numHoles = PlaceGroupedHoleForm.GetNumberOfHoles();
Bentley.DgnPlatformNET.Elements.Element element = hitPath.GetHeadElement();
if (element is GroupedHoleElement)
{
GroupedHoleElement groupedHoleElement = element as GroupedHoleElement;
uint fillColor;
bool alwaysFilled;
if (groupedHoleElement.GetSolidFill(out fillColor, out alwaysFilled))
{
groupedHoleElement.RemoveAreaFill();
}
else
{
groupedHoleElement.AddSolidFill((uint)Bentley.MstnPlatformNET.Settings.GetActiveFillColor().Index, false);
}
//Element must be replaced in model.
groupedHoleElement.ReplaceInModel(groupedHoleElement);
}
}
return(true);
}
/*---------------------------------------------------------------------------------**//**
* Calculates start and opposite points of holes and creates them.
* @bsimethod Bentley Systems
* /*--------------+---------------+---------------+---------------+---------------+------*/
private static void PopulateHolesAgenda(out ElementAgenda holes, DPoint3d start, DPoint3d opposite, DgnModel model)
{
holes = new ElementAgenda();
//How many holes are required by the user. Possible options are only 1, 2 and 4.
int numHoles = PlaceGroupedHoleForm.GetNumberOfHoles();
System.Collections.Generic.List <DPoint3d> holeStarts = new List <DPoint3d>();
System.Collections.Generic.List <DPoint3d> holeEnds = new List <DPoint3d>();
if (1 == numHoles) //One hole in the middle of the shape.
{
double xFactor = (opposite.X - start.X) / 3;
double yFactor = (start.Y - opposite.Y) / 3;
holeStarts.Add(new DPoint3d(start.X + xFactor, start.Y - yFactor, start.Z));
holeEnds.Add(new DPoint3d(opposite.X - xFactor, opposite.Y + yFactor, opposite.Z));
}
else if (2 == numHoles) //Two holes.
{
double xFactor = (opposite.X - start.X) / 5;
double yFactor = (start.Y - opposite.Y) / 5;
holeStarts.Add(new DPoint3d(start.X + xFactor, start.Y - yFactor, start.Z));
holeEnds.Add(new DPoint3d(start.X + (2 * xFactor), opposite.Y + yFactor, opposite.Z));
holeStarts.Add(new DPoint3d(opposite.X - (2 * xFactor), start.Y - yFactor, start.Z));
holeEnds.Add(new DPoint3d(opposite.X - xFactor, opposite.Y + yFactor, opposite.Z));
}
else //if(4 == numHoles) Four holes.
{
double xFactor = (opposite.X - start.X) / 5;
double yFactor = (start.Y - opposite.Y) / 5;
holeStarts.Add(new DPoint3d(start.X + xFactor, start.Y - yFactor, start.Z));
holeEnds.Add(new DPoint3d(start.X + (2 * xFactor), start.Y - (2 * yFactor), opposite.Z));
holeStarts.Add(new DPoint3d(opposite.X - (2 * xFactor), start.Y - yFactor, start.Z));
holeEnds.Add(new DPoint3d(opposite.X - xFactor, start.Y - (2 * yFactor), opposite.Z));
holeStarts.Add(new DPoint3d(start.X + xFactor, opposite.Y + (2 * yFactor), start.Z));
holeEnds.Add(new DPoint3d(start.X + (2 * xFactor), opposite.Y + yFactor, opposite.Z));
holeStarts.Add(new DPoint3d(opposite.X - (2 * xFactor), opposite.Y + (2 * yFactor), start.Z));
holeEnds.Add(new DPoint3d(opposite.X - xFactor, opposite.Y + yFactor, opposite.Z));
}
//Create hole elements and populate the agenda.
for (int i = 0; i < numHoles; i++)
{
ShapeElement holeShape = CreateShapeElement(model, holeStarts[i], holeEnds[i]);
holes.Insert(holeShape, true);
}
}