public override void OnLeftMouseButtonDown(OverlayShapeVM item, Point p, TEMouseArgs e)
{
// initiate drawing process
Point mousep = overlay.Rasterizer.RasterizePixel(p);
origin = new Point(mousep.X, overlay.Height - mousep.Y);
if (IsReferenceable(item))
{
originRef = item;
}
else
{
originRef = null;
}
PreviewEllipse.SetPosition(origin.X, origin.Y, 0, 0);
double angle = -Helper.RotationFromMatrix(overlay.Rasterizer.View.CoordinateTransform) * 180 / Math.PI;
PreviewEllipse.Rotation = angle;
PreviewEllipse.Visible = true;
overlay.MouseCaptured = true;
}
public override void OnLeftMouseButtonDown(OverlayShapeVM item, Point p, TEMouseArgs e)
{
// initiate drawing process
Point mousep = overlay.Rasterizer.RasterizePixel(p);
origin = new Point(mousep.X, overlay.Height - mousep.Y);
if (IsReferenceable(item))
{
originRef = item;
}
else
{
originRef = null;
}
PreviewRect.SetPosition(origin.X, origin.Y, 0, 0);
// adjust rotation in case we are in a rotated frame
double angle = -Helper.RotationFromMatrix(overlay.Rasterizer.View.CoordinateTransform) * 180 / Math.PI;
PreviewRect.Rotation = angle;
////if (!overlay.canvas.Children.Contains(PreviewRect))
//// overlay.canvas.Children.Add(PreviewRect);
/////PreviewRect.Visibility = Visibility.Visible;
PreviewRect.Visible = true;
overlay.MouseCaptured = true;
}
public override void OnLeftMouseButtonDown(OverlayShape item, Point p, TEMouseArgs e)
{
if (e.ClickCount == 2 && (item is OverlayScope)) // Select for editing
{
overlay.CurEditing = item as OverlayScope;
}
else if (e.ClickCount == 2 && (item is OverlayNode))
{
overlay.JumpToSourceDoIt(item);
}
else if (item is OverlayShape)
{
// initiate a drag/drop operation
curDragged = (OverlayShape)item;
DragOrigin = (Point)((new Point(item.View.GetLeft(), item.View.GetBottom())) - p); ////e.GetPosition(item);
////DragOrigin = new Point(DragOrigin.X, (item as OverlayShape).Height - DragOrigin.Y);
DragOriginC = p;
DragOriginO = new Point(curDragged.View.GetLeft(), curDragged.View.GetBottom());
movedenough = false;
//MessageBox.Show(o.ToString());
// select the clicked shape
if (overlay.KeyboardModifiers.HasFlag(TEModifierKeys.Control))
{
if (!ToggleItem(curDragged))
{
// unselected -> start no drag operation
curDragged = null;
}
}
else
{
AddItem(curDragged, !IsItemSelected(curDragged));
}
// adjust raster origin/scale/polar/cartesian
overlay.SetCorrectRaster(curDragged);
// capture mouse. this is important if the user drags sth. outside canvas1's bounds
if (curDragged != null)
{
overlay.MouseCaptured = true;
}
}
else if (item == null)
{
BeginSelectionChange(overlay.KeyboardModifiers.HasFlag(TEModifierKeys.Control));
// display selection rectangle
SelectionRectOrigin = overlay.CursorPosition;
//SelectionRect.RenderTransform = new TranslateTransform(SelectionRectOrigin.X, SelectionRectOrigin.Y);
SelectionRect.SetPosition(SelectionRectOrigin.X, SelectionRectOrigin.Y, 0, 0);
////Canvas.SetLeft(SelectionRect, SelectionRectOrigin.X);
////Canvas.SetTop(SelectionRect, SelectionRectOrigin.Y);
////SelectionRect.Width = 0;
////SelectionRect.Height = 0;
////Canvas.SetZIndex(SelectionRect, overlay.canvas.Children.Count);
////if (!overlay.canvas.Children.Contains(SelectionRect))
//// overlay.canvas.Children.Add(SelectionRect);
////SelectionRect.Visibility = System.Windows.Visibility.Visible;
SelectionRect.Visible = true;
overlay.MouseCaptured = true;
}
}