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root/Oni2/oup/current/DataAccess/Access_OniArchive.pas

Comparing oup/current/DataAccess/Access_OniArchive.pas (file contents):
Revision 192 by alloc, Thu May 24 17:48:18 2007 UTC vs.
Revision 243 by alloc, Fri Aug 10 17:26:03 2007 UTC

#	Line 15 | Line 15 | type
15		FDatOpened:          Boolean;
16		FRawOpened:          Boolean;
17		FSepOpened:          Boolean;
18	+	procedure SetUnloadWhenUnused(doit: Boolean);
19		protected
20		public
21	<	property UnloadWhenUnused: Boolean Read FUnloadWhenUnused Write FUnloadWhenUnused;
21	>	property UnloadWhenUnused: Boolean Read FUnloadWhenUnused Write SetUnloadWhenUnused;
22
23		constructor Create(DatFilename: String; ConnectionID: Integer; var Msg: TStatusMessages); override;
24		procedure Close; override;
#	Line 37 | Line 38 | type
38		function GetDatLink(FileID, DatOffset: Integer): TDatLink; override;
39		function GetRawList(FileID: Integer): TRawDataList; override;
40		function GetRawInfo(FileID, DatOffset: Integer): TRawDataInfo; override;
41	+	function GetRawsForType(RawType: String): TRawDataList; override;
42
43		procedure LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; var target: TStream); overload;
44		procedure LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; target: Pointer); overload;
#	Line 159 | Line 161 | begin
161		FBackend := DB_ONI;
162		FConnectionID := ConnectionID;
163		FChangeRights := [CR_EditDat, CR_EditRaw, CR_AppendRaw];
164	+
165	+	inherited;
166	+	end;
167	+
168	+
169	+
170	+
171	+	procedure TAccess_OniArchive.SetUnloadWhenUnused(doit: Boolean);
172	+	begin
173	+	FUnloadWhenUnused := doit;
174	+	if FUnloadWhenUnused then
175	+	begin
176	+	if FDatOpened then
177	+	begin
178	+	FDatOpened := False;
179	+	Fdat_file.Free;
180	+	end;
181	+	if FRawOpened then
182	+	begin
183	+	FRawOpened := False;
184	+	Fraw_file.Free;
185	+	end;
186	+	if FSepOpened then
187	+	begin
188	+	FSepOpened := False;
189	+	Fsep_file.Free;
190	+	end;
191	+	end
192	+	else
193	+	begin
194	+	if not FDatOpened then
195	+	begin
196	+	Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite);
197	+	FDatOpened := True;
198	+	end;
199	+	if not FRawOpened then
200	+	begin
201	+	Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
202	+	fmOpenReadWrite);
203	+	FRawOpened := True;
204	+	end;
205	+	if (not FSepOpened) and (FDataOS <> DOS_WIN) then
206	+	begin
207	+	Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
208	+	fmOpenReadWrite);
209	+	FSepOpened := True;
210	+	end;
211	+	end;
212		end;
213
214
215
216
217	+
218		procedure TAccess_OniArchive.Close;
219		begin
220		if FDatOpened then
#	Line 234 | Line 285 | var
285		begin
286		list := TStringList.Create;
287		list.Sorted := True;
288	+	if ext = '*' then
289	+	ext := '';
290		for i := 0 to GetFileCount - 1 do
291		begin
292		if ((Length(ext) = 0) or (Pos(Fdat_files[i].Extension, ext) > 0)) and
#	Line 319 | Line 372 | var
372		begin
373		if fileid < GetFileCount then
374		begin
375	<	if not Assigned(Target) then
323	<	Target := TMemoryStream.Create;
324	<	if not FDatOpened then
325	<	Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite);
326	<	Fdat_file.Seek(Fdat_files[fileid].DatAddr, soFromBeginning);
327	<	streampos := Target.Position;
328	<	Target.CopyFrom(Fdat_file, Fdat_files[fileid].Size);
329	<	Target.Seek(streampos, soFromBeginning);
330	<	if UnloadWhenUnused then
375	>	if GetFileInfo(FileID).Size > 0 then
376		begin
377	<	Fdat_file.Free;
378	<	FDatOpened := False;
379	<	end
380	<	else
381	<	FDatOpened := True;
377	>	if not Assigned(Target) then
378	>	Target := TMemoryStream.Create;
379	>	if not FDatOpened then
380	>	Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite);
381	>	Fdat_file.Seek(Fdat_files[fileid].DatAddr, soFromBeginning);
382	>	streampos := Target.Position;
383	>	Target.CopyFrom(Fdat_file, Fdat_files[fileid].Size);
384	>	Target.Seek(streampos, soFromBeginning);
385	>	if UnloadWhenUnused then
386	>	begin
387	>	Fdat_file.Free;
388	>	FDatOpened := False;
389	>	end
390	>	else
391	>	FDatOpened := True;
392	>	end;
393		end;
394		end;
395
#	Line 438 | Line 494 | begin
494		end;
495
496
497	+	function TAccess_OniArchive.GetRawsForType(RawType: String): TRawDataList;
498	+	var
499	+	i, j: Integer;
500	+	dats: TStrings;
501	+	list: TRawDataList;
502	+	begin
503	+	dats := nil;
504	+	dats := GetFilesList(MidStr(RawType, 1, 4), '', True, ST_IDAsc);
505	+	for i := 0 to dats.Count - 1 do
506	+	begin
507	+	list := GetRawList(StrToInt(MidStr(dats.Strings[i], 1, 5)));
508	+	for j := 0 to Length(list) - 1 do
509	+	begin
510	+	if (list[j].RawType = RawType) and (list[j].RawSize > 0) then
511	+	begin
512	+	SetLength(Result, Length(Result)+1);
513	+	Result[High(Result)] := list[j];
514	+	end;
515	+	end;
516	+	end;
517	+	end;
518	+
519	+
520		function TAccess_OniArchive.GetRawInfo(FileID, DatOffset: Integer): TRawDataInfo;
521		begin
522		Result := RawLists.GetRawInfo(FConnectionID, FileID, DatOffset);

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