public void StartGWire(int ExternalEnergy)
{
if (_gwireCommand != null)
{
return;
}
RasterImage image = _viewer.Image;
try
{
if (_viewer.Floater != null)
{
_viewer.Floater.Dispose();
_viewer.Floater = null;
}
}
catch (Exception ex)
{
Messager.ShowError(this, ex);
}
finally
{
_mainForm.UpdateControls();
}
if (image.HasRegion)
{
image.SetRegion(null, null, RasterRegionCombineMode.Set);
}
if (image.ViewPerspective != RasterViewPerspective.TopLeft)
{
image.ChangeViewPerspective(RasterViewPerspective.TopLeft);
}
_gwireCommand = new GWireCommand(image, ExternalEnergy);
_gwirePrevPath = new List <Point>();
_anchorPoints = new List <Point>();
_viewer.MouseDown += new MouseEventHandler(ActiveViewerForm_MouseDown);
_viewer.MouseMove += new MouseEventHandler(ActiveViewerForm_MouseMove);
_viewer.PostRender += new EventHandler <ImageViewerRenderEventArgs>(ActiveViewerForm_Paint);
_gwireStarted = true;
_gwireSeedSelected = _gwireNewSeed = false;
}
public void FinishGWire()
{
if (_gwireCommand == null)
{
return;
}
if (_gwirePath != null && _gwirePrevPath != null)
{
int prevPathLength = _gwirePrevPath.Count;
int curPathLength = _gwirePath.Length;
List <LeadPoint> pts = new List <LeadPoint>();
for (int i = 0; i < prevPathLength; i++)
{
pts.Add(new LeadPoint(_gwirePrevPath[i].X, _gwirePrevPath[i].Y));
}
for (int i = 0; i < curPathLength; i++)
{
pts.Add(new LeadPoint(_gwirePath[i].X, _gwirePath[i].Y));
}
_viewer.Image.AddPolygonToRegion(null, pts.ToArray(), LeadFillMode.Alternate, RasterRegionCombineMode.Set);
_viewer.ActiveItem.ImageRegionToFloater();
_viewer.Image.SetRegion(null, null, RasterRegionCombineMode.Set);
_mainForm.DisableAllInteractiveModes(_viewer);
_viewer.InteractiveModes.BeginUpdate();
_form.FloaterInteractiveMode.IsEnabled = true;
_viewer.FloaterOpacity = 1.0;
_viewer.InteractiveModes.EndUpdate();
}
_viewer.MouseDown -= ActiveViewerForm_MouseDown;
_viewer.MouseMove -= ActiveViewerForm_MouseMove;
_viewer.PostRender -= ActiveViewerForm_Paint;
_viewer.Cursor = Cursors.Default;
_gwireCommand.Dispose();
_gwireCommand = null;
_gwireSeedSelected = _gwireStarted = _gwireNewSeed = false;
_gwirePrevPath = null;
_gwirePath = null;
_viewer.Invalidate();
}
