public unsafe ITransformation CreateTransFromDC(int iWidth, int iHeight, long lDpi)
{
try
{
if (iWidth == 0)
{
return(null);
}
if (iHeight == 0)
{
return(null);
}
if (lDpi == 0L)
{
return(null);
}
IEnvelope envelope = null;
envelope = new EnvelopeClass();
envelope.PutCoords(0.0, 0.0, (double)iWidth, (double)iHeight);
tagRECT grect = new tagRECT();
IDisplayTransformation transformation = null;
transformation = new DisplayTransformationClass();
IDisplayTransformation transformation2 = transformation;
transformation2.VisibleBounds = envelope;
transformation2.Bounds = envelope;
transformation2.set_DeviceFrame(ref grect);
transformation2.Resolution = lDpi;
return(transformation);
}
catch (Exception exception)
{
this.mErrOpt.ErrorOperate(this.mSubSysName, "FunFactory.SymbolFun", "CreateTransFromDC", exception.GetHashCode().ToString(), exception.Source, exception.Message, "", "", "");
return(null);
}
}
