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antialiasing for fonts by Stefan

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@17639 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Uwe Stöhr 2007-03-29 23:08:29 +00:00
parent 4ae693b025
commit 0f54c5614a
1 changed files with 10 additions and 0 deletions
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10
src/frontends/qt4/QLPainter.C
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@ -98,7 +98,9 @@ void QLPainter::line(int x1, int y1, int x2, int y2,
return;
setQPainterPen(col, ls, lw);
setRenderHint(Antialiasing, x1 != x2 && y1 != y2);
drawLine(x1, y1, x2, y2);
setRenderHint(Antialiasing, false);
}
@ -112,16 +114,21 @@ void QLPainter::lines(int const * xp, int const * yp, int np,
// Must use new as np is not known at compile time.
boost::scoped_array<QPoint> points(new QPoint[np]);
bool antialias = false;
for (int i = 0; i < np; ++i) {
points[i].setX(xp[i]);
points[i].setY(yp[i]);
if(i != 0)
antialias |= xp[i-1] != xp[i] && yp[i-1] != yp[i];
}
if (!isDrawingEnabled())
return;
setQPainterPen(col, ls, lw);
setRenderHint(Antialiasing, antialias);
drawPolyline(points.get(), np);
setRenderHint(Antialiasing, false);
}
@ -152,7 +159,9 @@ void QLPainter::arc(int x, int y, unsigned int w, unsigned int h,
// LyX usings 1/64ths degree, Qt usings 1/16th
setQPainterPen(col);
setRenderHint(Antialiasing, true);
drawArc(x, y, w, h, a1 / 4, a2 / 4);
setRenderHint(Antialiasing, false);
}
@ -277,3 +286,4 @@ int QLPainter::text(int x, int y, docstring const & s,
} // namespace frontend
} // namespace lyx