public override bool Pick(ViewControl vc, Point scrPt)
{
m_hitRegion = HitRegion.None;
if (base.Pick(vc, scrPt) == false)
return false;
Camera camera = vc.Camera;
Matrix4F view = camera.ViewMatrix;
Matrix4F vp = view * camera.ProjectionMatrix;
Matrix4F wvp = HitMatrix * vp;
Ray3F rayL = vc.GetRay(scrPt,wvp);
float s = Util.CalcAxisScale(vc.Camera, HitMatrix.Translation, AxisLength, vc.Height);
// There's only one hot-spot for this manipulator:
// a square at the manipulator origin.
Vec3F min = new Vec3F(-0.5f, -0.5f, -0.5f);
Vec3F max = new Vec3F(0.5f, 0.5f, 0.5f);
AABB box = new AABB(min, max);
float centerCubeScale = s * CenterCubeSize;
Matrix4F centerCubeXform = new Matrix4F();
centerCubeXform.Scale(centerCubeScale);
centerCubeXform.Invert(centerCubeXform);
Ray3F ray = rayL;
ray.Transform(centerCubeXform);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.XYSquare;
return true;
}
m_hitRegion = HitRegion.None;
return false;
}
public override bool Pick(ViewControl vc, Point scrPt)
{
m_hitRegion = HitRegion.None;
if (base.Pick(vc, scrPt) == false)
return false;
Camera camera = vc.Camera;
Matrix4F view = camera.ViewMatrix;
Matrix4F vp = view * camera.ProjectionMatrix;
Matrix4F wvp = HitMatrix * vp;
Ray3F rayL = vc.GetRay(scrPt,wvp);
m_hitRegion = m_translatorControl.Pick(vc, HitMatrix, view, rayL, HitRayV);
bool picked = m_hitRegion != HitRegion.None;
return picked;
}
public override void OnEndDrag(ViewControl vc, Point scrPt)
{
if (m_activeOp != null)
{
m_activeOp.FinishTransaction();
}
m_hitRegion = HitRegion.None;
Clear();
}
public override void OnEndDrag(ViewControl vc, Point scrPt)
{
if (CanManipulate(m_node))
{
var transactionContext = DesignView.Context.As<ITransactionContext>();
try
{
if (transactionContext.InTransaction)
transactionContext.End();
}
catch (InvalidTransactionException ex)
{
if (transactionContext.InTransaction)
transactionContext.Cancel();
if (ex.ReportError)
Outputs.WriteLine(OutputMessageType.Error, ex.Message);
}
}
m_hitRegion = HitRegion.None;
m_node = null;
}
