private static void RemoveVertexFromCurrentWipeout(ObjectId wipeoutId)
{
var doc = Application.DocumentManager.MdiActiveDocument;
var ed = doc.Editor;
var loop = true;
while (loop)
{
using (doc.LockDocument())
{
using (var tr = doc.TransactionManager.StartTransaction())
{
var wipeout = tr.GetObject(wipeoutId, OpenMode.ForWrite) as Wipeout;
if (wipeout != null)
{
var points3D = wipeout.GetVertices();
if (points3D.Count > 3)
{
var polyline = new Polyline();
for (var i = 0; i < points3D.Count; i++)
{
polyline.AddVertexAt(i, new Point2d(points3D[i].X, points3D[i].Y), 0.0, 0.0, 0.0);
}
var pickedPt = ed.GetPoint($"\n{Language.GetItem(LangItem, "msg22")}:");
if (pickedPt.Status != PromptStatus.OK)
{
loop = false;
}
else
{
var pt = polyline.GetClosestPointTo(pickedPt.Value, false);
var param = polyline.GetParameterAtPoint(pt);
var vertex = Convert.ToInt32(Math.Truncate(param));
polyline.RemoveVertexAt(vertex);
var new2DPoints = new Point2dCollection();
for (var i = 0; i < polyline.NumberOfVertices; i++)
{
new2DPoints.Add(polyline.GetPoint2dAt(i));
}
wipeout.SetFrom(new2DPoints, polyline.Normal);
}
}
else
{
// message
loop = false;
}
}
tr.Commit();
}
}
}
}
protected override bool WorldDraw(WorldDraw draw)
{
var mods = System.Windows.Forms.Control.ModifierKeys;
var control = (mods & System.Windows.Forms.Keys.Control) > 0;
var pt = _polyline.GetClosestPointTo(_currentPoint, false);
var param = _polyline.GetParameterAtPoint(pt);
_vertex = Convert.ToInt32(Math.Truncate(param));
var maxVx = _polyline.NumberOfVertices - 1;
if (control)
{
if (_vertex < maxVx)
{
_vertex++;
}
}
if (_vertex != maxVx)
{
// Если вершина не последня
var line1 = new Line(_polyline.GetPoint3dAt(_vertex), _currentPoint)
{
ColorIndex = PlinesEditFunction.HelpGeometryColor
};
draw.Geometry.Draw(line1);
var line2 = new Line(_polyline.GetPoint3dAt(_vertex + 1), _currentPoint)
{
ColorIndex = PlinesEditFunction.HelpGeometryColor
};
draw.Geometry.Draw(line2);
}
else
{
var line1 = new Line(_polyline.GetPoint3dAt(_vertex), _currentPoint)
{
ColorIndex = PlinesEditFunction.HelpGeometryColor
};
draw.Geometry.Draw(line1);
if (_polyline.Closed)
{
// Если полилиния замкнута, то рисуем отрезок к первой вершине
var line2 = new Line(_polyline.GetPoint3dAt(0), _currentPoint)
{
ColorIndex = PlinesEditFunction.HelpGeometryColor
};
draw.Geometry.Draw(line2);
}
}
return(true);
}