private void FlipObjects(Coordinate scale)
{
if (_document.Selection.IsEmpty() || _document.Selection.InFaceSelection)
{
return;
}
var selected = _document.Selection.GetSelectedParents();
var box = _document.Selection.GetSelectionBoundingBox();
var transform = new UnitScale(scale, box.Center);
_document.PerformAction("Flip Objects", new Edit(selected, new TransformEditOperation(transform, _document.Map.GetTransformFlags())));
}
public void Transform()
{
if (_document.Selection.IsEmpty() || _document.Selection.InFaceSelection)
{
return;
}
var box = _document.Selection.GetSelectionBoundingBox();
using (var td = new TransformDialog(box))
{
if (td.ShowDialog() != DialogResult.OK)
{
return;
}
var value = td.TransformValue;
IUnitTransformation transform = null;
switch (td.TransformType)
{
case TransformType.Rotate:
var mov = Matrix.Translation(-box.Center); // Move to zero
var rot = Matrix.Rotation(Quaternion.EulerAngles(value * DMath.PI / 180)); // Do rotation
var fin = Matrix.Translation(box.Center); // Move to final origin
transform = new UnitMatrixMult(fin * rot * mov);
break;
case TransformType.Translate:
transform = new UnitTranslate(value);
break;
case TransformType.Scale:
transform = new UnitScale(value, box.Center);
break;
}
if (transform == null)
{
return;
}
var selected = _document.Selection.GetSelectedParents();
_document.PerformAction("Transform selection", new Edit(selected, new TransformEditOperation(transform, _document.Map.GetTransformFlags())));
}
}
public override void Perform(Document document)
{
if (_firstRun)
{
_firstRun = false;
foreach (var obj in _objects)
{
var split = false;
var solid = obj;
// Make a scaled version of the solid for the "inside" of the hollowed solid
var origin = solid.GetOrigin();
var current = obj.BoundingBox.Dimensions;
var target = current - (new Coordinate(_width, _width, _width) * 2); // Double the width to take from both sides
// Ensure we don't have any invalid target sizes
if (target.X < 1)
{
target.X = 1;
}
if (target.Y < 1)
{
target.Y = 1;
}
if (target.Z < 1)
{
target.Z = 1;
}
// Clone and scale the solid
var scale = target.ComponentDivide(current);
var transform = new UnitScale(scale, origin);
var carver = (Solid)solid.Clone();
carver.Transform(transform, document.Map.GetTransformFlags());
// For a negative width, we want the original solid to be the inside instead
if (_width < 0)
{
var temp = carver;
carver = solid;
solid = temp;
}
// Carve the outside solid with the inside solid
foreach (var plane in carver.Faces.Select(x => x.Plane))
{
// Split solid by plane
Solid back, front;
try
{
if (!solid.Split(plane, out back, out front, document.Map.IDGenerator))
{
continue;
}
}
catch
{
// We're not too fussy about over-complicated carving, just get out if we've broken it.
break;
}
split = true;
if (front != null)
{
// Retain the front solid
if (obj.IsSelected)
{
front.IsSelected = true;
}
Create(obj.Parent.ID, front);
}
if (back == null || !back.IsValid())
{
break;
}
// Use the back solid as the new clipping target
solid = back;
}
if (!split)
{
continue;
}
Delete(obj.ID);
}
}
base.Perform(document);
}
