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

Comparing oup/current/DataAccess/Access_OniArchive.pas (file contents):
Revision 148 by alloc, Sun Apr 1 16:37:25 2007 UTC vs.
Revision 229 by alloc, Wed Jun 20 10:57:51 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 52 | Line 53 | type
53		implementation
54
55		uses
56	<	SysUtils, StrUtils, Data, Functions, RawList, DatLinks;
56	>	SysUtils, StrUtils, Data, Functions, RawList, DatLinks, Math;
57
58
59		(*
#	Line 159 | Line 160 | begin
160		FBackend := DB_ONI;
161		FConnectionID := ConnectionID;
162		FChangeRights := [CR_EditDat, CR_EditRaw, CR_AppendRaw];
163	+
164	+	inherited;
165		end;
166
167
168
169
170	+	procedure TAccess_OniArchive.SetUnloadWhenUnused(doit: Boolean);
171	+	begin
172	+	FUnloadWhenUnused := doit;
173	+	if FUnloadWhenUnused then
174	+	begin
175	+	if FDatOpened then
176	+	begin
177	+	FDatOpened := False;
178	+	Fdat_file.Free;
179	+	end;
180	+	if FRawOpened then
181	+	begin
182	+	FRawOpened := False;
183	+	Fraw_file.Free;
184	+	end;
185	+	if FSepOpened then
186	+	begin
187	+	FSepOpened := False;
188	+	Fsep_file.Free;
189	+	end;
190	+	end
191	+	else
192	+	begin
193	+	if not FDatOpened then
194	+	begin
195	+	Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite);
196	+	FDatOpened := True;
197	+	end;
198	+	if not FRawOpened then
199	+	begin
200	+	Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
201	+	fmOpenReadWrite);
202	+	FRawOpened := True;
203	+	end;
204	+	if (not FSepOpened) and (FDataOS <> DOS_WIN) then
205	+	begin
206	+	Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
207	+	fmOpenReadWrite);
208	+	FSepOpened := True;
209	+	end;
210	+	end;
211	+	end;
212	+
213	+
214	+
215	+
216	+
217		procedure TAccess_OniArchive.Close;
218		begin
219		if FDatOpened then
#	Line 559 | Line 609 | begin
609		Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
610		fmOpenReadWrite);
611		Fraw_file.Seek(raw_info.RawAddr, soFromBeginning);
612	<	Fraw_file.CopyFrom(Src, raw_info.RawSize);
612	>	Fraw_file.CopyFrom(Src, Min(raw_info.RawSize, Src.Size));
613		if UnloadWhenUnused then
614		begin
615		FRawOpened := False;
#	Line 646 | Line 696 | begin
696		end;
697
698		function TAccess_OniArchive.AppendRawFile(LocSep: Boolean; Src: TStream): Integer;
699	+	const
700	+	EmptyBytes: Array[0..31] of Byte = (
701	+	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 );
702		begin
703		if not LocSep then
704		begin
705		if not FRawOpened then
706		Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
707		fmOpenReadWrite);
708	+	if (Fraw_file.Size mod 32) > 0 then
709	+	Fraw_file.Write(EmptyBytes[0], 32 - (Fraw_file.Size mod 32));
710		Result := Fraw_file.Size;
711		Fraw_file.Seek(0, soFromEnd);
712		Fraw_file.CopyFrom(Src, Src.Size);
713	+	if (Fraw_file.Size mod 32) > 0 then
714	+	Fraw_file.Write(EmptyBytes[0], 32 - (Fraw_file.Size mod 32));
715		if UnloadWhenUnused then
716		begin
717		FRawOpened := False;
#	Line 668 | Line 725 | begin
725		if not FSepOpened then
726		Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
727		fmOpenReadWrite);
728	+	if (Fsep_file.Size mod 32) > 0 then
729	+	Fsep_file.Write(EmptyBytes[0], 32 - (Fsep_file.Size mod 32));
730		Result := Fsep_file.Size;
731		Fsep_file.Seek(0, soFromEnd);
732		Fsep_file.CopyFrom(Src, Src.Size);
733	+	if (Fsep_file.Size mod 32) > 0 then
734	+	Fsep_file.Write(EmptyBytes[0], 32 - (Fsep_file.Size mod 32));
735		if UnloadWhenUnused then
736		begin
737		FSepOpened := False;

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