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CairoCanvas: implement default values for default font (fix fonts on exporting LazReport grid using cairo export)

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git-svn-id: trunk@52568 -
This commit is contained in:
jesus 2016-06-22 20:23:16 +00:00
parent 72d7b7a01a
commit a3fdf62ba2
1 changed files with 16 additions and 6 deletions
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22
components/cairocanvas/cairocanvas.pas
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@ -38,7 +38,7 @@ type
procedure UpdatePangoLayout(Layout: PPangoLayout);
{$endif}
procedure SelectFontEx(AStyle: TFontStyles; const AName: string;
ASize: double);
ASize: double; aPitch: TFontPitch);
function SX(x: double): double;
function SY(y: double): double;
function SX2(x: double): double;
@ -934,16 +934,17 @@ end;
procedure TCairoPrinterCanvas.SelectFont;
begin
RequiredState([csHandleValid]);
SelectFontEx(Font.Style, Font.Name, abs(Font.Size));
SelectFontEx(Font.Style, Font.Name, abs(Font.Size), Font.Pitch);
SetSourceColor(Font.Color);
end;
procedure TCairoPrinterCanvas.SelectFontEx(AStyle: TFontStyles; const AName: string; ASize: double);
procedure TCairoPrinterCanvas.SelectFontEx(AStyle: TFontStyles;
const AName: string; ASize: double; aPitch: TFontPitch);
var
slant: cairo_font_slant_t;
weight: cairo_font_weight_t;
{$ifdef pangocairo}
S: string;
S, aFontName: string;
{$endif}
begin
if fsBold in Font.Style then
@ -955,7 +956,16 @@ begin
else
slant := CAIRO_FONT_SLANT_NORMAL;
{$ifdef pangocairo}
S := format('%s %s %dpx',[AName, StylesToStr(AStyle), round(ASize)]);
if ASize<0.001 then
ASize := 10.0;
aFontName := AName;
if (aFontName='') or SameText(aFontName, 'default') then begin
if aPitch=fpFixed then
aFontName := 'monospace'
else
aFontName := 'sans-serif';
end;
S := format('%s %s %dpx',[aFontName, StylesToStr(AStyle), round(ASize)]);
if (fFontDesc=nil) or (S<>fFontDescStr) then
begin
if fFontDesc<>nil then
@ -1148,7 +1158,7 @@ begin
if Style.SystemFont and Assigned(OnGetSystemFont) then begin
fd := GetFontData(OnGetSystemFont());
SelectFontEx(fd.Style, fd.Name, fd.Height);
SelectFontEx(fd.Style, fd.Name, fd.Height, fd.Pitch);
SetSourceColor(clWindowText);
end else
SelectFont;