Author: hdu
Date: Tue May 6 09:07:50 2014
New Revision: 1592692
URL: http://svn.apache.org/r1592692
Log:
#i124823# fix the calculation of leading metrics for CoreText
Modified:
openoffice/trunk/main/vcl/aqua/source/gdi/ctfonts.cxx
Modified: openoffice/trunk/main/vcl/aqua/source/gdi/ctfonts.cxx
URL:
http://svn.apache.org/viewvc/openoffice/trunk/main/vcl/aqua/source/gdi/ctfonts.cxx?rev=1592692&r1=1592691&r2=1592692&view=diff
==============================================================================
--- openoffice/trunk/main/vcl/aqua/source/gdi/ctfonts.cxx (original)
+++ openoffice/trunk/main/vcl/aqua/source/gdi/ctfonts.cxx Tue May 6 09:07:50
2014
@@ -176,10 +176,13 @@ void CTTextStyle::GetFontMetric( float f
CTFontRef aCTFontRef = (CTFontRef)CFDictionaryGetValue( mpStyleDict,
kCTFontAttributeName );
const double fPixelSize = (mfFontScale * fDPIY);
- rMetric.mnAscent = lrint( CTFontGetAscent( aCTFontRef ) *
fPixelSize);
+ const CGFloat fAscent = CTFontGetAscent( aCTFontRef );
+ const CGFloat fCapHeight = CTFontGetCapHeight( aCTFontRef );
+ rMetric.mnAscent = lrint( fAscent * fPixelSize);
rMetric.mnDescent = lrint( CTFontGetDescent( aCTFontRef ) *
fPixelSize);
- rMetric.mnIntLeading = lrint( CTFontGetLeading( aCTFontRef ) *
fPixelSize);
- rMetric.mnExtLeading = 0;
+ rMetric.mnExtLeading = lrint( CTFontGetLeading( aCTFontRef ) *
fPixelSize);
+ rMetric.mnIntLeading = lrint( (fAscent - fCapHeight) * fPixelSize);
+
// since ImplFontMetricData::mnWidth is only used for
stretching/squeezing fonts
// setting this width to the pixel height of the fontsize is good enough
// it also makes the calculation of the stretch factor simple
