public void EnumerateMetafile(Stream emf, float unitSize, PointF destination, DrawLineDelegate drawLine, FillPolygonDelegate fillPolygon)
{
this.Transform = new Matrix();
this._drawLine = drawLine;
this._fillPolygon = fillPolygon;
this._zero = destination;
this._lineBuffer = new MetafileParser.LineBuffer(unitSize);
this._objects = new Dictionary <uint, MetafileParser.ObjectHandle>();
this._brush = null;
using (EmfReader emfReader = new EmfReader(emf))
{
while (!emfReader.IsEndOfFile)
{
EmfUnknownRecord emfUnknownRecord = emfReader.Read() as EmfUnknownRecord;
if (emfUnknownRecord != null)
{
EmfPlusRecordType recordType = emfUnknownRecord.RecordType;
if (recordType <= EmfPlusRecordType.EmfSetPolyFillMode)
{
if (recordType != EmfPlusRecordType.EmfHeader && recordType != EmfPlusRecordType.EmfEof && recordType != EmfPlusRecordType.EmfSetPolyFillMode)
{
goto IL_1FE;
}
}
else
{
switch (recordType)
{
case EmfPlusRecordType.EmfMoveToEx:
this.ProcessMoveToEx(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfSetMetaRgn:
case EmfPlusRecordType.EmfExcludeClipRect:
case EmfPlusRecordType.EmfIntersectClipRect:
case EmfPlusRecordType.EmfScaleViewportExtEx:
case EmfPlusRecordType.EmfScaleWindowExtEx:
case EmfPlusRecordType.EmfSetWorldTransform:
goto IL_1FE;
case EmfPlusRecordType.EmfSaveDC:
case EmfPlusRecordType.EmfRestoreDC:
case EmfPlusRecordType.EmfCreatePen:
case EmfPlusRecordType.EmfDeleteObject:
break;
case EmfPlusRecordType.EmfModifyWorldTransform:
this.ProcessModifyWorldTransform(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfSelectObject:
this.ProcessSelectObject(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfCreateBrushIndirect:
this.ProcessCreateBrushIndirect(emfUnknownRecord.Data);
break;
default:
switch (recordType)
{
case EmfPlusRecordType.EmfSetMiterLimit:
break;
case EmfPlusRecordType.EmfBeginPath:
this.ProcessBeginPath(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfEndPath:
break;
case EmfPlusRecordType.EmfCloseFigure:
this.ProcessCloseFigure(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfFillPath:
goto IL_1FE;
case EmfPlusRecordType.EmfStrokeAndFillPath:
this.ProcessStrokeAndFillPath(emfUnknownRecord.Data);
break;
default:
switch (recordType)
{
case EmfPlusRecordType.EmfPolygon16:
this.ProcessPolygon16(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfPolyline16:
this.ProcessPolyline16(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfPolyBezierTo16:
this.ProcessPolyBezierTo16(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfPolylineTo16:
this.ProcessPolylineTo16(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfPolyPolyline16:
case EmfPlusRecordType.EmfPolyDraw16:
case EmfPlusRecordType.EmfCreateMonoBrush:
case EmfPlusRecordType.EmfCreateDibPatternBrushPt:
case EmfPlusRecordType.EmfPolyTextOutA:
case EmfPlusRecordType.EmfPolyTextOutW:
goto IL_1FE;
case EmfPlusRecordType.EmfPolyPolygon16:
this.ProcessPolyPolygon16(emfUnknownRecord.Data);
break;
case EmfPlusRecordType.EmfExtCreatePen:
case EmfPlusRecordType.EmfSetIcmMode:
break;
default:
goto IL_1FE;
}
break;
}
break;
}
}
continue;
continue;
IL_1FE:
throw new NotImplementedException();
}
}
}
this.CommitLine();
}
public IBinaryRecord Read()
{
long begin = reader.BaseStream.Position;
var rt = (EmfPlusRecordType)reader.ReadUInt32();
var recordSize = reader.ReadUInt32();
EmfBinaryRecord record = new EmfUnknownRecord();
record.RecordType = rt;
record.RecordSize = recordSize;
record.Read(reader);
long end = reader.BaseStream.Position;
long rlen = end - begin; //Read length
long excess = recordSize - rlen;
if (excess > 0)
{
//Oops, reader did not read whole record?!
reader.Skip((int)excess);
}
return record;
}
