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unit inouttext;
interface
type
TTextExport = class
private
FCurrent:PAnsiChar;
FItems :array of PAnsiChar;
FItem :integer;
FIndent :integer;
FLineLen:integer;
FDoTab :boolean;
function AddTab:boolean;
function GetItems(i:integer):PAnsiChar;
public
constructor Create(cnt:integer);
destructor Destroy; override;
function NextItem:integer;
procedure EndItem;
procedure addText (name:PAnsichar; value:PAnsiChar);
procedure addTextW(name:PAnsichar; value:PWideChar);
procedure addDWord(name:PAnsichar; value:cardinal);
procedure addFlag (name:PAnsichar; value:boolean=true);
procedure addNewLine;
procedure ShiftRight;
procedure ShiftLeft;
property Items[i:integer]:PAnsiChar read GetItems;
end;
implementation
uses Common;
const
BUFSIZE = 65536;
constructor TTextExport.Create(cnt:integer);
begin
SetLength(FItems,cnt);
FIndent :=0;
FDoTab :=true;
FLineLen:=0;
FItem :=-1;
end;
destructor TTextExport.Destroy;
var
i:integer;
begin
for i:=0 to HIGH(FItems) do
mFreeMem(FItems[i]);
FItems:=nil;
inherited;
end;
function TTextExport.GetItems(i:integer):PAnsiChar;
begin
if (i>=0) and (i<HIGH(FItems)) then
result:=FItems[i]
else
result:=nil;
end;
function TTextExport.NextItem:integer;
begin
inc(FItem);
mGetMem(FItems[FItem],BUFSIZE);
FCurrent:=FItems[FItem];
result:=FItem;
end;
procedure TTextExport.EndItem;
var
p:PAnsiChar;
begin
if FItem>=0 then
begin
FCurrent^:=#0;
p:=FItems[FItem];
StrDup(FItems[FItem],p);
mFreeMem(p);
end;
end;
function TTextExport.AddTab:boolean;
var
i:integer;
begin
result:=FDoTab;
if FDoTab then
begin
for i:=0 to FIndent-1 do
begin
FCurrent^:=' '; inc(FCurrent); inc(FLineLen);
end;
FDoTab:=false;
end;
end;
procedure TTextExport.addText(name:PAnsichar; value:PAnsiChar);
begin
if not AddTab then
if (FCurrent-1)^ <> #10 then //!!
begin
FCurrent^:=' '; inc(FCurrent); inc(FLineLen);
end;
FCurrent:=StrCopyE(FCurrent,name); FCurrent^:='='; inc(FCurrent); inc(FLineLen, StrLen(name)+1);
// check and make borders ', " or []
FCurrent^:='"'; inc(FCurrent); inc(FLineLen);
// delim-start
FCurrent:=StrCopyE(FCurrent,value);
// delim-end
FCurrent^:='"'; inc(FCurrent); inc(FLineLen);
end;
procedure TTextExport.addTextW(name:PAnsichar; value:PWideChar);
var
pc:PAnsiChar;
begin
if not AddTab then
if (FCurrent-1)^ <> #10 then //!!
begin
FCurrent^:=' '; inc(FCurrent); inc(FLineLen);
end;
FCurrent:=StrCopyE(FCurrent,name); FCurrent^:='='; inc(FCurrent); inc(FLineLen, StrLen(name)+1);
// check and make borders ', " or []
FCurrent^:='"'; inc(FCurrent); inc(FLineLen);
// delim-start
FCurrent:=StrCopyE(FCurrent,WideToUTF8(value, pc));
// delim-end
FCurrent^:='"'; inc(FCurrent); inc(FLineLen);
mFreeMem(pc);
end;
procedure TTextExport.addDWord(name:PAnsichar; value:cardinal);
var
p:PAnsiChar;
begin
if not AddTab then
begin
FCurrent^:=' '; inc(FCurrent); inc(FLineLen);
end;
FCurrent:=StrCopyE(FCurrent,name);
inc(FLineLen,StrLen(name));
FCurrent^:='='; inc(FCurrent); inc(FLineLen);
p:=IntToStr(FCurrent,value);
inc(FLineLen,StrLen(p));
FCurrent:=StrEnd(p);
end;
procedure TTextExport.addFlag(name:PAnsichar; value:boolean=true);
begin
// if set "name=0/1", change here
if value then
begin
if not AddTab then
begin
FCurrent^:=' '; inc(FCurrent); inc(FLineLen);
end;
FCurrent:=StrCopyE(FCurrent,name);
inc(FLineLen,StrLen(name));
end;
end;
procedure TTextExport.addNewLine;
begin
FCurrent^:=#13; inc(FCurrent);
FCurrent^:=#10; inc(FCurrent);
FDoTab :=true;
FLineLen:=0;
end;
procedure TTextExport.ShiftRight;
begin
inc(FIndent,2);
end;
procedure TTextExport.ShiftLeft;
begin
dec(FIndent,2);
if FIndent<0 then
FIndent:=0;
end;
end.
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