- Get rid of manifestly expensive debugging output in the most critical path in LyX

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@15796 a592a061-630c-0410-9148-cb99ea01b6c8

src/frontends/qt4/QLPainter.C

@@ -236,8 +236,10 @@ int QLPainter::text(int x, int y, char_type const * s, size_t ls,
 		// We need to draw the text as LTR as we use our own bidi code.
 		setLayoutDirection(Qt::LeftToRight);
 		if (isDrawingEnabled()) {
+			if (lyxerr.debugging(Debug::PAINTING)) {
 				lyxerr[Debug::PAINTING] << "draw " << std::string(str.toUtf8())
 					<< " at " << x << "," << y << std::endl;
+			}
 			drawText(x, y, str);
 		}
 		// Here we use the font width cache instead of
@@ -258,3 +260,4 @@ int QLPainter::text(int x, int y, char_type const * s, size_t ls,
 
 } // namespace frontend
 } // namespace lyx
+