protected void PositionNubs(Mode currentMode)
{
if (this.moveNubs == null)
{
this.moveNubs = new MoveNubRenderer[8];
for (int i = 0; i < this.moveNubs.Length; ++i)
{
this.moveNubs[i] = new MoveNubRenderer(this.RendererList);
this.RendererList.Add(this.moveNubs[i], false);
}
RectangleF bounds = Selection.GetBoundsF(false);
this.moveNubs[(int)Edge.TopLeft].Location = new PointF(bounds.Left, bounds.Top);
this.moveNubs[(int)Edge.TopLeft].Shape = MoveNubShape.Circle;
this.moveNubs[(int)Edge.Top].Location = new PointF((bounds.Left + bounds.Right) / 2.0f, bounds.Top);
this.moveNubs[(int)Edge.TopRight].Location = new PointF(bounds.Right, bounds.Top);
this.moveNubs[(int)Edge.TopRight].Shape = MoveNubShape.Circle;
this.moveNubs[(int)Edge.Left].Location = new PointF(bounds.Left, (bounds.Top + bounds.Bottom) / 2.0f);
this.moveNubs[(int)Edge.Right].Location = new PointF(bounds.Right, (bounds.Top + bounds.Bottom) / 2.0f);
this.moveNubs[(int)Edge.BottomLeft].Location = new PointF(bounds.Left, bounds.Bottom);
this.moveNubs[(int)Edge.BottomLeft].Shape = MoveNubShape.Circle;
this.moveNubs[(int)Edge.Bottom].Location = new PointF((bounds.Left + bounds.Right) / 2.0f, bounds.Bottom);
this.moveNubs[(int)Edge.BottomRight].Location = new PointF(bounds.Right, bounds.Bottom);
this.moveNubs[(int)Edge.BottomRight].Shape = MoveNubShape.Circle;
}
if (this.rotateNub == null)
{
this.rotateNub = new RotateNubRenderer(this.RendererList);
rotateNub.Visible = false;
this.RendererList.Add(this.rotateNub, false);
}
if (Selection.IsEmpty)
{
foreach (SurfaceBoxRenderer nub in this.moveNubs)
{
nub.Visible = false;
}
this.rotateNub.Visible = false;
}
else
{
foreach (MoveNubRenderer nub in this.moveNubs)
{
nub.Visible = !tracking || currentMode == Mode.Scale;
nub.Transform = Selection.GetInterimTransformReadOnly();
}
}
}
protected void DestroyNubs()
{
if (this.moveNubs != null)
{
for (int i = 0; i < this.moveNubs.Length; ++i)
{
this.RendererList.Remove(this.moveNubs[i]);
this.moveNubs[i].Dispose();
this.moveNubs[i] = null;
}
this.moveNubs = null;
}
if (this.rotateNub != null)
{
this.RendererList.Remove(this.rotateNub);
this.rotateNub.Dispose();
this.rotateNub = null;
}
}
protected void PositionNubs(Mode currentMode)
{
if (this.moveNubs == null)
{
this.moveNubs = new MoveNubRenderer[8];
for (int i = 0; i < this.moveNubs.Length; ++i)
{
this.moveNubs[i] = new MoveNubRenderer(this.RendererList);
this.RendererList.Add(this.moveNubs[i], false);
}
RectangleF bounds = Selection.GetBoundsF(false);
this.moveNubs[(int)Edge.TopLeft].Location = new PointF(bounds.Left, bounds.Top);
this.moveNubs[(int)Edge.TopLeft].Shape = MoveNubShape.Circle;
this.moveNubs[(int)Edge.Top].Location = new PointF((bounds.Left + bounds.Right) / 2.0f, bounds.Top);
this.moveNubs[(int)Edge.TopRight].Location = new PointF(bounds.Right, bounds.Top);
this.moveNubs[(int)Edge.TopRight].Shape = MoveNubShape.Circle;
this.moveNubs[(int)Edge.Left].Location = new PointF(bounds.Left, (bounds.Top + bounds.Bottom) / 2.0f);
this.moveNubs[(int)Edge.Right].Location = new PointF(bounds.Right, (bounds.Top + bounds.Bottom) / 2.0f);
this.moveNubs[(int)Edge.BottomLeft].Location = new PointF(bounds.Left, bounds.Bottom);
this.moveNubs[(int)Edge.BottomLeft].Shape = MoveNubShape.Circle;
this.moveNubs[(int)Edge.Bottom].Location = new PointF((bounds.Left + bounds.Right) / 2.0f, bounds.Bottom);
this.moveNubs[(int)Edge.BottomRight].Location = new PointF(bounds.Right, bounds.Bottom);
this.moveNubs[(int)Edge.BottomRight].Shape = MoveNubShape.Circle;
}
if (this.rotateNub == null)
{
this.rotateNub = new RotateNubRenderer(this.RendererList);
rotateNub.Visible = false;
this.RendererList.Add(this.rotateNub, false);
}
if (Selection.IsEmpty)
{
foreach (SurfaceBoxRenderer nub in this.moveNubs)
{
nub.Visible = false;
}
this.rotateNub.Visible = false;
}
else
{
foreach (MoveNubRenderer nub in this.moveNubs)
{
nub.Visible = !tracking || currentMode == Mode.Scale;
nub.Transform = Selection.GetInterimTransformReadOnly();
}
}
}
protected void DestroyNubs()
{
if (this.moveNubs != null)
{
for (int i = 0; i < this.moveNubs.Length; ++i)
{
this.RendererList.Remove(this.moveNubs[i]);
this.moveNubs[i].Dispose();
this.moveNubs[i] = null;
}
this.moveNubs = null;
}
if (this.rotateNub != null)
{
this.RendererList.Remove(this.rotateNub);
this.rotateNub.Dispose();
this.rotateNub = null;
}
}
