hutil32.pas

乐都SQL版传奇全套代码,绝对可编译

  v, code                               : Longint;

begin
  Result := Def;
  Val(str, v, code);
  if code = 0 then
    Result := v;
  {
  if str <> '' then
  begin
    if ((Word(str[1]) >= Word('0')) and (Word(str[1]) <= Word('9'))) or
      (str[1] = '+') or (str[1] = '-') then
    try
      Result := StrToInt64(str);
    except
    end;
  end;
  }
end;

function Str_ToDate(str: string): TDateTime;
begin
  if Trim(str) = '' then
    Result := Date
  else
    Result := StrToDate(str);
end;

function Str_ToTime(str: string): TDateTime;
begin
  if Trim(str) = '' then
    Result := Time
  else
    Result := StrToTime(str);
end;

function Str_ToFloat(str: string): Real;
begin
  if str <> '' then
  try
    Result := StrToFloat(str);
    exit;
  except
  end;
  Result := 0;
end;

procedure DrawingGhost(Rc: TRect);
var
  DC                                    : HDC;
begin
  DC := GetDC(0);
  DrawFocusRect(DC, Rc);
  ReleaseDC(0, DC);
end;

function ExtractFileNameOnly(const fname: string): string;
var
  extpos                                : Integer;
  ext, fn                               : string;
begin
  ext := ExtractFileExt(fname);
  fn := ExtractFileName(fname);
  if ext <> '' then
  begin
    extpos := Pos(ext, fn);
    Result := Copy(fn, 1, extpos - 1);
  end
  else
    Result := fn;
end;

function FloatToString(F: Real): string;
begin
  Result := FloatToStrFixFmt(F, 5, 2);
end;

function FloatToStrFixFmt(fVal: Double; prec, digit: Integer): string;
var
  Cnt, Dest, len, i, j                  : Integer;
  fstr                                  : string;
  Buf                                   : array[0..255] of Char;
label
  end_conv;
begin
  Cnt := 0;
  Dest := 0;
  fstr := FloatToStrF(fVal, ffGeneral, 15, 3);
  len := Length(fstr);
  for i := 1 to len do
  begin
    if fstr[i] = '.' then
    begin
      Buf[Dest] := '.';
      Inc(Dest);
      Cnt := 0;
      for j := i + 1 to len do
      begin
        if Cnt < digit then
        begin
          Buf[Dest] := fstr[j];
          Inc(Dest);
        end
        else
        begin
          goto end_conv;
        end;
        Inc(Cnt);
      end;
      goto end_conv;
    end;
    if Cnt < prec then
    begin
      Buf[Dest] := fstr[i];
      Inc(Dest);
    end;
    Inc(Cnt);
  end;
  end_conv:
  Buf[Dest] := Char(0);
  Result := StrPas(Buf);
end;


function FileSize(const fname: string): Longint;
var
  SearchRec                             : TSearchRec;
begin
  if FindFirst(ExpandFileName(fname), faAnyFile, SearchRec) = 0 then
    Result := SearchRec.Size
  else
    Result := -1;
end;


function FileCopy(Source, Dest: string): Boolean;
var
  fSrc, fDst, len                       : Integer;
  Size                                  : Longint;
  Buffer                                : packed array[0..2047] of Byte;
begin
  Result := False; { Assume that it WONT work }
  if Source <> Dest then
  begin
    fSrc := FileOpen(Source, fmOpenRead);
    if fSrc >= 0 then
    begin
      Size := FileSeek(fSrc, 0, 2);
      FileSeek(fSrc, 0, 0);
      fDst := FileCreate(Dest);
      if fDst >= 0 then
      begin
        while Size > 0 do
        begin
          len := FileRead(fSrc, Buffer, SizeOf(Buffer));
          FileWrite(fDst, Buffer, len);
          Size := Size - len;
        end;
        FileSetDate(fDst, FileGetDate(fSrc));
        FileClose(fDst);
        FileSetAttr(Dest, FileGetAttr(Source));
        Result := True;
      end;
      FileClose(fSrc);
    end;
  end;
end;

function FileCopyEx(Source, Dest: string): Boolean;
var
  fSrc, fDst, len                       : Integer;
  Size                                  : Longint;
  Buffer                                : array[0..512000] of Byte;
begin
  Result := False; { Assume that it WONT work }
  if Source <> Dest then
  begin
    fSrc := FileOpen(Source, fmOpenRead or fmShareDenyNone);
    if fSrc >= 0 then
    begin
      Size := FileSeek(fSrc, 0, 2);
      FileSeek(fSrc, 0, 0);
      fDst := FileCreate(Dest);
      if fDst >= 0 then
      begin
        while Size > 0 do
        begin
          len := FileRead(fSrc, Buffer, SizeOf(Buffer));
          FileWrite(fDst, Buffer, len);
          Size := Size - len;
        end;
        FileSetDate(fDst, FileGetDate(fSrc));
        FileClose(fDst);
        FileSetAttr(Dest, FileGetAttr(Source));
        Result := True;
      end;
      FileClose(fSrc);
    end;
  end;
end;


function GetDefColorByName(str: string): TColor;
var
  Cnt                                   : Integer;
  COmpStr                               : string;
begin
  COmpStr := UpperCase(str);
  for Cnt := 1 to MAXDEFCOLOR do
  begin
    if COmpStr = ColorNames[Cnt].Name then
    begin
      Result := TColor(ColorNames[Cnt].varl);
      exit;
    end;
  end;
  Result := $0;
end;

function GetULMarkerType(str: string): Longint;
var
  Cnt                                   : Integer;
  COmpStr                               : string;
begin
  COmpStr := UpperCase(str);
  for Cnt := 1 to MAXLISTMARKER do
  begin
    if COmpStr = LiMarkerNames[Cnt].Name then
    begin
      Result := LiMarkerNames[Cnt].varl;
      exit;
    end;
  end;
  Result := 1;
end;

function GetDefines(str: string): Longint;
var
  Cnt                                   : Integer;
  COmpStr                               : string;
begin
  COmpStr := UpperCase(str);
  for Cnt := 1 to MAXPREDEFINE do
  begin
    if COmpStr = PreDefineNames[Cnt].Name then
    begin
      Result := PreDefineNames[Cnt].varl;
      exit;
    end;
  end;
  Result := -1;
end;

procedure ClearWindow(aCanvas: TCanvas; aLeft, aTop, aRight, aBottom: Longint;
  aColor: TColor);
begin
  with aCanvas do
  begin
    Brush.Color := aColor;
    Pen.Color := aColor;
    Rectangle(0, 0, aRight - aLeft, aBottom - aTop);
  end;
end;


procedure DrawTileImage(Canv: TCanvas; Rect: TRect; TileImage: TBitmap);
var
  i, j, ICnt, JCnt, BmWidth, BmHeight   : Integer;
begin

  BmWidth := TileImage.Width;
  BmHeight := TileImage.Height;
  ICnt := ((Rect.Right - Rect.Left) + BmWidth - 1) div BmWidth;
  JCnt := ((Rect.Bottom - Rect.Top) + BmHeight - 1) div BmHeight;

  UnrealizeObject(Canv.Handle);
  SelectPalette(Canv.Handle, TileImage.Palette, False);
  RealizePalette(Canv.Handle);

  for j := 0 to JCnt do
  begin
    for i := 0 to ICnt do
    begin

      { if (I * BmWidth) < (Rect.Right-Rect.Left) then
         BmWidth := TileImage.Width else
          BmWidth := (Rect.Right - Rect.Left) - ((I-1) * BmWidth);

       if (
       BmWidth := TileImage.Width;
       BmHeight := TileImage.Height;  }

      BitBlt(Canv.Handle,
        Rect.Left + i * BmWidth,
        Rect.Top + (j * BmHeight),
        BmWidth,
        BmHeight,
        TileImage.Canvas.Handle,
        0,
        0,
        SRCCOPY);

    end;
  end;

end;


procedure TiledImage(Canv: TCanvas; Rect: TLRect; TileImage: TBitmap);
var
  i, j, ICnt, JCnt, BmWidth, BmHeight   : Integer;
  Rleft, RTop, RWidth, RHeight, BLeft, BTop: Longint;
begin

  if Assigned(TileImage) then
    if TileImage.Handle <> 0 then
    begin

      BmWidth := TileImage.Width;
      BmHeight := TileImage.Height;
      ICnt := (Rect.Right + BmWidth - 1) div BmWidth - (Rect.Left div BmWidth);
      JCnt := (Rect.Bottom + BmHeight - 1) div BmHeight - (Rect.Top div
        BmHeight);

      UnrealizeObject(Canv.Handle);
      SelectPalette(Canv.Handle, TileImage.Palette, False);
      RealizePalette(Canv.Handle);

      for j := 0 to JCnt do
      begin
        for i := 0 to ICnt do
        begin

          if i = 0 then
          begin
            BLeft := Rect.Left - ((Rect.Left div BmWidth) * BmWidth);
            Rleft := Rect.Left;
            RWidth := BmWidth;
          end
          else
          begin
            if i = ICnt then
              RWidth := Rect.Right - ((Rect.Right div BmWidth) * BmWidth)
            else
              RWidth := BmWidth;
            BLeft := 0;
            Rleft := (Rect.Left div BmWidth) + (i * BmWidth);
          end;


          if j = 0 then
          begin
            BTop := Rect.Top - ((Rect.Top div BmHeight) * BmHeight);
            RTop := Rect.Top;
            RHeight := BmHeight;
          end
          else
          begin
            if j = JCnt then
              RHeight := Rect.Bottom - ((Rect.Bottom div BmHeight) * BmHeight)
            else
              RHeight := BmHeight;
            BTop := 0;
            RTop := (Rect.Top div BmHeight) + (j * BmHeight);
          end;

          BitBlt(Canv.Handle,
            Rleft,
            RTop,
            RWidth,
            RHeight,
            TileImage.Canvas.Handle,
            BLeft,
            BTop,
            SRCCOPY);

        end;
      end;

    end;
end;


function GetValidStr3(str: string; var Dest: string; const Divider: array of
  Char): string;
const
  BUF_SIZE                              = 20480;            //$7FFF;
var
  Buf                                   : array[0..BUF_SIZE] of Char;
  BufCount, Count, srclen, i, ArrCount  : Longint;
  ch                                    : Char;
label
  CATCH_DIV;
begin
  ch := #0;                                                 //Jacky
  try
    srclen := Length(str);
    BufCount := 0;
    Count := 1;

    if srclen >= BUF_SIZE - 1 then
    begin
      Result := '';
      Dest := '';
      exit;
    end;

    if str = '' then
    begin
      Dest := '';
      Result := str;
      exit;
    end;
    ArrCount := SizeOf(Divider) div SizeOf(Char);

    while True do
    begin
      if Count <= srclen then
      begin
        ch := str[Count];
        for i := 0 to ArrCount - 1 do
          if ch = Divider[i] then
            goto CATCH_DIV;
      end;
      if (Count > srclen) then
      begin
        CATCH_DIV:
        if (BufCount > 0) then
        begin
          if BufCount < BUF_SIZE - 1 then
          begin
            Buf[BufCount] := #0;
            Dest := string(Buf);
            Result := Copy(str, Count + 1, srclen - Count);
          end;
          break;
        end
        else
        begin
          if (Count > srclen) then
          begin
            Dest := '';
            Result := Copy(str, Count + 2, srclen - 1);
            break;
          end;
        end;
      end
      else
      begin
        if BufCount < BUF_SIZE - 1 then
        begin
          Buf[BufCount] := ch;
          Inc(BufCount);
        end;                                                // else
        //ShowMessage ('BUF_SIZE overflow !');
      end;
      Inc(Count);
    end;
  except
    Dest := '';
    Result := '';
  end;
end;


// 备盒巩磊啊 唱赣瘤(Result)俊 器窃 等促.

function GetValidStr4(str: string; var Dest: string; const Divider: array of
  Char): string;
const
  BUF_SIZE                              = 18200;            //$7FFF;
var
  Buf                                   : array[0..BUF_SIZE] of Char;
  BufCount, Count, srclen, i, ArrCount  : Longint;
  ch                                    : Char;
label
  CATCH_DIV;
begin
  ch := #0;                                                 //Jacky
  try
    //EnterCriticalSection (CSUtilLock);
    srclen := Length(str);
    BufCount := 0;
    Count := 1;

    if str = '' then
    begin
      Dest := '';
      Result := str;
      exit;
    end;
    ArrCount := SizeOf(Divider) div SizeOf(Char);

    while True do
    begin