让Fastreport3.x支持中文PDF的输出
2006-02-04 13:59:58 来源：WEB开发网转自大富翁论坛，至于如何重新编译可以参考《Fastreport 3.07 专业的安装及中文化》
Q:FastReport 3.x导出PDF乱码怎么解决?(中文乱码,英文没问题).
A:用下面这代码替换 frxPDFFile.pas 中原来的代码就可以了
已在enterPRise（应该说是professional） 3.07下测试通过；
注意事项：字体内嵌的复选框不可选。
procedure TfrxPDFFont.SaveToStream(Stream: TStream);
var
s: String;
b: TBitmap;
pm: ^OUTLINETEXTMETRIC;
FontName: String;
i: Cardinal;
pfont: PChar;
FirstChar, LastChar : Integer;
MemStream: TMemoryStream;
MemStream1: TMemoryStream;
pwidths: PABC;
Charset: TFontCharSet;
// support DBCS font name encoding
function EncodeFontName(AFontName: String): string;
var
s: string;
Index, Len: Integer;
begin
// Add Begin by ijia 2004.12.20
// 修正在简体系统下繁体字体名的问题
// 只提供 MingLiU, PMingLiU --> 细明体, 新细明体的修正
s:=UpperCase(AFontName);
if Copy(s, 1, 7)='MINGLIU' then
AFontName:='细明体';
if Copy(s, 1, 8)='PMINGLIU' then
AFontName:='新细明体';
// Add end
s := '';
Len := Length(AFontName);
Index := 0;
while Index < Len do
begin
Index := Index + 1;
if Byte(AFontName[Index]) > $7F then
s := s + '#' + IntToHex(Byte(AFontName[Index]), 2)
else
s := s + AFontname[Index];
end;
Result := s;
end;
begin
inherited SaveToStream(Stream);
b := TBitmap.Create;
b.Canvas.Font.Assign(Font);
b.Canvas.Font.Size := 750;
i := GetOutlineTextMetrics(b.Canvas.Handle, 0, nil);
GetMem(pm, i);
GetOutlineTextMetrics(b.Canvas.Handle, i, pm);
FirstChar := Ord(pm.otmTextMetrics.tmFirstChar);
LastChar := Ord(pm.otmTextMetrics.tmLastChar);
FontName := StringReplace(Font.Name, ' ', '#20', [rfReplaceAll]);
s := '';
if fsBold in Font.Style then
s := s + 'Bold';
if fsItalic in Font.Style then
s := s + 'Italic';
if s <> '' then
FontName := FontName + ',' + s;
Charset := pm.otmTextMetrics.tmCharSet;
// Add by ijia 2004.12.20
//if Charset = CHINESEBIG5_CHARSET then
if Charset in [CHINESEBIG5_CHARSET, GB2312_CHARSET] then
FontName := EncodeFontName(FontName)
else
FontName := Parent.PTool.PrepareString(FontName);
Parent.XRefAdd(Stream);
WriteLn(Stream, IntToStr(Index + Parent.FStartFonts) + ' 0 obj');
WriteLn(Stream, '<<');
WriteLn(Stream, '/Type /Font');
WriteLn(Stream, '/Name /F' + IntToStr(Index - 1));
WriteLn(Stream, '/BaseFont /' + EncodeFontName(FontName));
// Add by ijia 2004.12.20
//if Charset <> CHINESEBIG5_CHARSET then
if not (Charset in [CHINESEBIG5_CHARSET, GB2312_CHARSET]) then
WriteLn(Stream, '/Subtype /TrueType')
else
WriteLn(Stream, '/Subtype /Type0');
case Charset of
SYMBOL_CHARSET, ANSI_CHARSET:
WriteLn(Stream, '/Encoding /WinAnsiEncoding');
RUSSIAN_CHARSET: {1251}
begin
WriteLn(Stream, '/Encoding <</Type/Encoding /BaseEncoding /WinAnsiEncoding');
Write(Stream, '/Differences [129 /afii10052');
Write(Stream, '/quotesinglbase/afii10100/quotedblbase/ellipsis/dagger/daggerdbl/Euro/perthousand/afii10058/guilsinglleft/afii10059/afii10061/afii10060/afii10145/afii10099/quoteleft');
Write(Stream, '/quoteright/quotedblleft/quotedblright/bullet/endash/emdash/space/trademark/afii10106/guilsinglright/afii10107/afii10109/afii10108/afii10193/space/afii10062');
Write(Stream, '/afii10110/afii10057/currency/afii10050/brokenbar/section/afii10023/copyright/afii10053/guillemotleft/logicalnot/hyphen/registered/afii10056/degree/plusminus');
Write(Stream, '/afii10055/afii10103/afii10098/mu/paragraph/periodcentered/afii10071/afii61352/afii10101/guillemotright/afii10105/afii10054/afii10102/afii10104/afii10017/afii10018');
Write(Stream, '/afii10019/afii10020/afii10021/afii10022/afii10024/afii10025/afii10026/afii10027/afii10028/afii10029/afii10030/afii10031/afii10032/afii10033/afii10034/afii10035');
Write(Stream, '/afii10036/afii10037/afii10038/afii10039/afii10040/afii10041/afii10042/afii10043/afii10044/afii10045/afii10046/afii10047/afii10048/afii10049/afii10065/afii10066');
Write(Stream, '/afii10067/afii10068/afii10069/afii10070/afii10072/afii10073/afii10074/afii10075/afii10076/afii10077/afii10078/afii10079/afii10080/afii10081/afii10082/afii10083');
WriteLn(Stream, '/afii10084/afii10085/afii10086/afii10087/afii10088/afii10089/afii10090/afii10091/afii10092/afii10093/afii10094/afii10095/afii10096/afii10097/space]');
WriteLn(Stream, '>>');
end;
EASTEUROPE_CHARSET: {1250}
begin
WriteLn(Stream, '/Encoding <</Type/Encoding /BaseEncoding /WinAnsiEncoding');
Write(Stream, '/Differences [128 /Euro 140 /Sacute /Tcaron /Zcaron /Zacute');
Write(Stream, ' 156 /sacute /tcaron /zcaron /zacute 161 /caron /breve /Lslash');
Write(Stream, ' 165 /Aogonek 170 /Scedilla 175 /Zdotaccent 178 /ogonek /lslash');
Write(Stream, ' 185 /aogonek /scedilla 188 /Lcaron /hungarumlaut /lcaron /zdotaccent /Racute');
Write(Stream, ' 195 /Abreve 197 /Lacute /Cacute 200 /Ccaron 202 /Eogonek 204 /Ecaron 207 /Dcaron /Dslash');
Write(Stream, ' 209 /Nacute /Ncaron /Oacute 213 /Ohungarumlaut 216 /Rcaron /Uring 219 /Uhungarumlaut');
Write(Stream, ' 222 /Tcedilla 224 /racute 227 /abreve 229 /lacute /cacute /ccedilla /ccaron');
Write(Stream, ' 234 /eogonek 236 /ecaron 239 /dcaron /dmacron /nacute /ncaron 245 /ohungarumlaut');
Write(Stream, ' 248 /rcaron /uring 251 /uhungarumlaut 254 /tcedilla /dotaccent]');
WriteLn(Stream, '>>');
end;
TURKISH_CHARSET,
GREEK_CHARSET,
HEBREW_CHARSET,
ARABIC_CHARSET,
VIETNAMESE_CHARSET:
begin
WriteLn(Stream, '/Encoding <</Type/Encoding /BaseEncoding /WinAnsiEncoding');
Write(Stream, '/Differences [128 /Euro 142 /Zcaron 158 /zcaron]');
WriteLn(Stream, '>>');
end;
CHINESEBIG5_CHARSET: {136}
begin
WriteLn(Stream, '/DescendantFonts [' + IntToStr(Index + 1 + Parent.FStartFonts) + ' 0 R]');
WriteLn(Stream, '/Encoding /ETenms-B5-H');
WriteLn(Stream, '>>');
WriteLn(Stream, 'endobj');
WriteLn(Stream, IntToStr(Index + 1 + Parent.FStartFonts) + ' 0 obj');
WriteLn(Stream, '<<');
WriteLn(Stream, '/Type /Font');
WriteLn(Stream, '/Subtype');
WriteLn(Stream, '/CIDFontType2');
WriteLn(Stream, '/BaseFont /'+ EncodeFontName(FontName));
WriteLn(Stream, '/WinCharSet 136');
WriteLn(Stream, '/FontDescriptor ' + IntToStr(Index + 2 + Parent.FStartFonts) + ' 0 R');
WriteLn(Stream, '/CIDSystemInfo');
WriteLn(Stream, '<<');
WriteLn(Stream, '/Registry(Adobe)');
WriteLn(Stream, '/Ordering(CNS1)');
WriteLn(Stream, '/Supplement 0');
WriteLn(Stream, '>>');
WriteLn(Stream, '/DW 1000');
WriteLn(Stream, '/W [1 95 500]');
WriteLn(Stream, '>>');
WriteLn(Stream, 'endobj');
Parent.XRefAdd(Stream);
WriteLn(Stream, IntToStr(Index + 2 + Parent.FStartFonts) + ' 0 obj');
WriteLn(Stream, '<<');
WriteLn(Stream, '/Type /FontDescriptor');
if Parent.FEmbedded then
WriteLn(Stream, '/FontFile2 ' + IntToStr(Index + 4 + Parent.FStartFonts) + ' 0 R');
WriteLn(Stream, '/FontName /' + EncodeFontName(FontName));
WriteLn(Stream, '/Flags 7');
WriteLn(Stream, '/FontBBox [' + IntToStr(pm^.otmrcFontBox.Left) + ' '+ IntToStr(pm^.otmrcFontBox.Bottom) + ' '+ IntToStr(pm^.otmrcFontBox.Right) + ' '+ IntToStr(pm^.otmrcFontBox.Top) + ' ]');
WriteLn(Stream, '/Style << /Panose <010502020300000000000000> >>');
WriteLn(Stream, '/Ascent ' + IntToStr(pm^.otmAscent));
WriteLn(Stream, '/Descent ' + IntToStr(pm^.otmDescent));
WriteLn(Stream, '/CapHeight ' + IntToStr(pm^.otmTextMetrics.tmHeight));
WriteLn(Stream, '/StemV ' + IntToStr(50 + Round(sqr(pm^.otmTextMetrics.tmWeight / 65))));
WriteLn(Stream, '/ItalicAngle ' + IntToStr(pm^.otmItalicAngle));
WriteLn(Stream, '>>');
WriteLn(Stream, 'endobj');
end;
// Add begin by ijia 2004.12.20
GB2312_CHARSET: {134}
begin
WriteLn(Stream, '/DescendantFonts [' + IntToStr(Index + 1 + Parent.FStartFonts) + ' 0 R]');
WriteLn(Stream, '/Encoding /GB-EUC-H');
WriteLn(Stream, '>>');
WriteLn(Stream, 'endobj');
WriteLn(Stream, IntToStr(Index + 1 + Parent.FStartFonts) + ' 0 obj');
WriteLn(Stream, '<<');
WriteLn(Stream, '/Type /Font');
WriteLn(Stream, '/Subtype');
WriteLn(Stream, '/CIDFontType2');
WriteLn(Stream, '/BaseFont /'+ EncodeFontName(FontName));
WriteLn(Stream, '/WinCharSet 134');
WriteLn(Stream, '/FontDescriptor ' + IntToStr(Index + 2 + Parent.FStartFonts) + ' 0 R');
WriteLn(Stream, '/CIDSystemInfo');
WriteLn(Stream, '<<');
WriteLn(Stream, '/Registry(Adobe)');
WriteLn(Stream, '/Ordering(GB1)');
WriteLn(Stream, '/Supplement 2');
WriteLn(Stream, '>>');
WriteLn(Stream, '/DW 1000');
WriteLn(Stream, '/W [ 1 95 500 814 939 500 7712 [ 500 ] 7716 [ 500 ] ]');
WriteLn(Stream, '>>');
WriteLn(Stream, 'endobj');
Parent.XRefAdd(Stream);
WriteLn(Stream, IntToStr(Index + 2 + Parent.FStartFonts) + ' 0 obj');
WriteLn(Stream, '<<');
WriteLn(Stream, '/Type /FontDescriptor');
if Parent.FEmbedded then
WriteLn(Stream, '/FontFile2 ' + IntToStr(Index + 4 + Parent.FStartFonts) + ' 0 R');
WriteLn(Stream, '/FontName /' + EncodeFontName(FontName));
WriteLn(Stream, '/Flags 6');
WriteLn(Stream, '/FontBBox [-25 -254 1000 880]');
WriteLn(Stream, '/Style << /Panose <010502020400000000000000> >>');
WriteLn(Stream, '/Ascent 880');
WriteLn(Stream, '/Descent -120');
WriteLn(Stream, '/CapHeight 880');
WriteLn(Stream, '/StemV 93');
WriteLn(Stream, '/ItalicAngle 0');
WriteLn(Stream, '>>');
WriteLn(Stream, 'endobj');
end;
// Add end
end;
// Add by ijia 2004.12.20
//if Charset <> CHINESEBIG5_CHARSET then
if not (Charset in [CHINESEBIG5_CHARSET, GB2312_CHARSET]) then
begin
WriteLn(Stream, '/FontDescriptor ' + IntToStr(Index + 2 + Parent.FStartFonts) + ' 0 R');
WriteLn(Stream, '/FirstChar ' + IntToStr(FirstChar));
WriteLn(Stream, '/LastChar ' + IntToStr(LastChar));
GetMem(pwidths, SizeOf(ABCArray));
Write(Stream, '/Widths [');
GetCharABCWidths(b.Canvas.Handle, FirstChar, LastChar, pwidths^);
for i := 0 to (LastChar - FirstChar) do
Write(Stream, IntToStr(pwidths^[i].abcA + Integer(pwidths^[i].abcB) + pwidths^[i].abcC) + ' ');
WriteLn(Stream, ']');
FreeMem(pwidths);
WriteLn(Stream, '>>');
WriteLn(Stream, 'endobj');
Parent.XRefAdd(Stream);
WriteLn(Stream, IntToStr(Index + 2 + Parent.FStartFonts) + ' 0 obj');
WriteLn(Stream, '<<');
WriteLn(Stream, '/Type /FontDescriptor');
if Parent.FEmbedded then
WriteLn(Stream, '/FontFile2 ' + IntToStr(Index + 4 + Parent.FStartFonts) + ' 0 R');
WriteLn(Stream, '/FontBBox [' + IntToStr(pm^.otmrcFontBox.Left) + ' '+ IntToStr(pm^.otmrcFontBox.Bottom) + ' '+ IntToStr(pm^.otmrcFontBox.Right) + ' '+ IntToStr(pm^.otmrcFontBox.Top) + ' ]');
WriteLn(Stream, '/FontName /' + FontName);
WriteLn(Stream, '/Flags 32');
WriteLn(Stream, '/StemV ' + IntToStr(50 + Round(sqr(pm^.otmTextMetrics.tmWeight / 65))));
WriteLn(Stream, '/CapHeight ' + IntToStr(pm^.otmTextMetrics.tmHeight));
WriteLn(Stream, '/Ascent ' + IntToStr(pm^.otmAscent));
WriteLn(Stream, '/Descent ' + IntToStr(pm^.otmDescent));
WriteLn(Stream, '/ItalicAngle ' + IntToStr(pm^.otmItalicAngle));
WriteLn(Stream, '>>');
WriteLn(Stream, 'endobj');
end;
if Parent.FEmbedded then
begin
Parent.XRefAdd(Stream);
WriteLn(Stream, IntToStr(Index + 4 + Parent.FStartFonts) + ' 0 obj');
i := GetFontData(b.Canvas.Handle, 0, 0, nil, 1);
GetMem(pfont, i);
i := GetFontData(b.Canvas.Handle, 0, 0, pfont, i);
MemStream := TMemoryStream.Create;
MemStream.Write(pfont^, i);
MemStream1 := TMemoryStream.Create;
frxDeflateStream(MemStream, MemStream1, gzMax);
WriteLn(Stream, '<< /Length ' + IntToStr(MemStream1.Size) + ' /Filter /FlateDecode /Length1 ' + IntToStr(MemStream.Size) + ' >>');
WriteLn(Stream, 'stream');
Stream.CopyFrom(MemStream1, 0);
MemStream1.Free;
MemStream.Free;
FreeMem(pfont);
WriteLn(Stream, '');
WriteLn(Stream, 'endstream');
WriteLn(Stream, 'endobj');
end;
FreeMem(pm);
b.Free;
end;
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