/// <summary>
/// Sets the initial mouse position.
/// Must be called only in a full-trust context.
/// </summary>
private void FullTrust_SetInitialMousePosition()
{
// code specific to 3D
// Viewport3D viewport = Helper3D.GetViewport3D(this);
// GeneralTransform3DTo2D transform = this.TransformToAncestor(ancestor);
// Point pScreen = transform.Transform(<3d point from the mesh in myVisual3D space>);
Point p = new Point(
_dragOriginPoint.X,
_dragOriginPoint.Y - (DragHeight * Rate));
// Point pScreen = viewport.PointToScreen(point);
Point pScreen = _viewport.PointToScreen(p);
SetCursorPos(
Convert.ToInt32(pScreen.X),
Convert.ToInt32(pScreen.Y));
}
/// <summary>
/// Captures and hides the mouse.
/// </summary>
protected void CaptureAndHideMouse()
{
base.CaptureMouse();
Mouse.OverrideCursor = Cursors.None;
// code specific to 3D
Viewport3D viewport = Helper3D.GetViewport3D(this);
// GeneralTransform3DTo2D transform = this.TransformToAncestor(ancestor);
// Point pScreen = transform.Transform(<3d point from the mesh in myVisual3D space>);
Point p = new Point(
_dragOriginPoint.X,
_dragOriginPoint.Y - (DragHeight * Rate));
Point pScreen = viewport.PointToScreen(p);
SetCursorPos(
Convert.ToInt32(pScreen.X),
Convert.ToInt32(pScreen.Y));
}
