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判断TrueType字体
function IsTrueTypeFont(FontName : string) : boolean;
const
PITCH_MASK: byte = $0F;
var
TxMetric: TTextMetric;
TempCanvas : TCanvas;
PitchTest : byte;
begin
TempCanvas := TCanvas.Create;
TempCanvas.Handle := CreateCompatibleDC(0));
TempCanvas.Font.Name := FontName;
GetTextMetrics(TempCanvas.Handle, TxMetric);
PitchTest := TxMetric.tmPitchAndFamily and PITCH_MASK;
Result := ((PitchTest and TMPF_TRUETYPE) <> 0));
TempCanvas.free;
end;
/////////////////////////////////////
var
pitch: Byte
MyCanvas: TCanvas;
TextMet: TTextMetric;
begin
Result:=False;
MyCanvas:= TCanvas.Create;
Try
MyCanvas.Handle:= CreateCompatibleDC (0);
MyCanvas.Font.Name:=FontName;
GetTextMetrics (MyCanvas.Handle, TextMet);
Pitch := TextMet.tmPitchAndFamyly and $07;
Result:= ((Pitch and TMPF_TRUETYPE)<>0);
finally
MyCanvas.Free;
end;
end;
判断TrueType字体