private void ActiveViewEventsOnAfterDraw(IDisplay display, esriViewDrawPhase phase)
{
if (!_drawFence)
{
return;
}
if (_fenceArray == null || _fenceArray.Count == 0)
{
return;
}
IScreenDisplay paramScreenDisplay = ((IActiveView)_context.FocusMap).ScreenDisplay;
paramScreenDisplay.StartDrawing(paramScreenDisplay.hDC, -2);
for (int i = 0; i < _fenceArray.Count; i++)
{
IGeometry fence = _fenceArray.Element[i];
if (fence.IsEmpty)
{
continue;
}
if (fence is IPolyline)
{
paramScreenDisplay.SetSymbol(_lineSymbol);
paramScreenDisplay.DrawPolyline(fence);
}
else if (fence is IPolygon)
{
paramScreenDisplay.SetSymbol(_fillSymbol);
paramScreenDisplay.DrawPolygon(fence);
}
}
if (_drawPage && _pageInfos != null && _pageInfos.Count > 0)
{
IFontDisp disp = new StdFont() as IFontDisp;
disp.Name = "Arial";
disp.Size = new decimal(16);
foreach (IPrintPageInfo pageInfo in _pageInfos)
{
IGeometry pageBoundary = pageInfo.Boundary;
paramScreenDisplay.SetSymbol(_fillSymbol);
paramScreenDisplay.DrawPolygon(pageBoundary);
_textSymbol = SymbolHelper.CreateTextSymbol(Color.Red, disp, 16, pageInfo.PageName);
paramScreenDisplay.SetSymbol(_textSymbol as ISymbol);
if (!string.IsNullOrEmpty(pageInfo.PageName))
{
IPoint centerPoint = new ESRI.ArcGIS.Geometry.Point();
IEnvelope pEnv = pageBoundary.Envelope;
centerPoint.PutCoords((pEnv.XMin + pEnv.Width / 2.0), pEnv.YMin + pEnv.Height / 2.0);
paramScreenDisplay.DrawText(centerPoint, pageInfo.PageName);
}
}
}
paramScreenDisplay.FinishDrawing();
}
public static void DrawText(IScreenDisplay paramScreenDisplay, IGeometry paramGeom, string paramText,
ISymbol paramSymbol)
{
if ((paramScreenDisplay == null || paramGeom == null || paramGeom.IsEmpty || paramSymbol == null
? false
: paramSymbol is ITextSymbol))
{
paramScreenDisplay.StartDrawing(paramScreenDisplay.hDC, -2);
paramScreenDisplay.UpdateWindow();
paramScreenDisplay.SetSymbol(paramSymbol);
if (paramText == null)
{
paramText = "";
}
paramScreenDisplay.DrawText(paramGeom, paramText);
paramScreenDisplay.FinishDrawing();
}
}
