private SymbolPartData ConvertSymbolPart(SymbolPart symbolPart)
{
if (symbolPart is LinePart)
{
LinePart linePart = (LinePart)symbolPart;
PointF p1 = linePart.GetPoint(0);
PointF p2 = linePart.GetPoint(1);
return(new SymbolLineData(p1.X, p1.Y, p2.X, p2.Y));
}
if (symbolPart is RectanglePart)
{
RectanglePart rectPart = (RectanglePart)symbolPart;
return(new SymbolRectData(rectPart.Location.X, rectPart.Location.Y, rectPart.Width, rectPart.Height));
}
if (symbolPart is TextPart)
{
TextPart textPart = (TextPart)symbolPart;
return(new SymbolTextData(textPart.Location.X, textPart.Location.Y, textPart.Text));
}
if (symbolPart is PortPart)
{
PortPart portPart = (PortPart)symbolPart;
return(new SymbolPortData(portPart.Location.X, portPart.Location.Y, portPart.Angle, portPart.Direction, portPart.Name));
}
return(null);
}
public int SelectPartAt(PointF location)
{
int found = 0;
foreach (SymbolPart part in m_Symbol)
{
if (part.IsNear(location))
{
found++;
m_GrabHandle = part.GetGrabHandle(location);
if (part.Equals(m_SelectedPart) == false)
{
if (m_SelectedPart != null)
{
m_SelectedPart.IsSelected = false;
}
part.IsSelected = true;
m_SelectedPart = part;
UpdateBackground();
Invalidate();
}
}
}
if (found == 0 && m_SelectedPart != null)
{
m_SelectedPart.IsSelected = false;
m_SelectedPart = null;
m_GrabHandle = null;
UpdateBackground();
Invalidate();
}
return(found);
}
internal override void MouseClick(PointF location)
{
SymbolPart part = m_Editor.GetPartAt(location);
if (OnPartSelected != null)
{
OnPartSelected(this, new PartSelectedEventArgs(part));
}
}
private void CreateParts(Symbol symbol, SymbolData symbolData)
{
foreach (SymbolPartData partData in symbolData.SymbolParts)
{
SymbolPart part = ConvertPartData(partData);
if (part != null)
{
symbol.AddPart(part);
}
}
}
/// <summary>
/// Selects a part at the given location
/// </summary>
/// <param name="location">location of interest</param>
/// <returns></returns>
public SymbolPart GetPartAt(PointF location)
{
int found = 0;
SymbolPart foundPart = null;
foreach (SymbolPart part in m_Symbol)
{
if (part.IsNear(location))
{
found++;
foundPart = part;
}
}
if (found == 1)
{
return(foundPart);
}
return(null);
}
protected override void OnMouseClick(MouseEventArgs e)
{
base.OnMouseClick(e);
if (m_CurrentTool == null)
{
return;
}
m_CurrentTool.MouseClick(Translate(e.Location, true));
if (m_CurrentTool is PartDeletionTool)
{
if (SelectPartAt(Translate(e.Location, false)) == 1)
{
m_Symbol.RemovePart(m_SelectedPart);
m_SelectedPart = null;
RaiseChangedEvent();
UpdateDrawing();
UpdateBackground();
Invalidate();
}
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="part">The selected part</param>
public PartSelectedEventArgs(SymbolPart part)
{
m_Part = part;
}
public NewSymbolPartEventArgs(SymbolPart symbolPart)
{
m_SymbolPart = symbolPart;
}