vcl/source/gdi/mapmod.cxx | 6 ++++++
1 file changed, 6 insertions(+)
New commits:
commit 0a9b99787c65e49f08b27566d277eab8306cca54
Author: Michael Stahl <mst...@redhat.com>
Date: Mon May 18 23:47:43 2015 +0200
vcl: fix the MapMode ctor too to limit precision to 32 bits
Change-Id: Ifc27d4bd9225581197332c8e21c476eed5d13eb7
diff --git a/vcl/source/gdi/mapmod.cxx b/vcl/source/gdi/mapmod.cxx
index eb61bb7..8607426 100644
--- a/vcl/source/gdi/mapmod.cxx
+++ b/vcl/source/gdi/mapmod.cxx
@@ -33,6 +33,10 @@ struct MapMode::ImplMapMode
sal_uLong mnRefCount;
MapUnit meUnit;
Point maOrigin;
+ // NOTE: these Fraction must NOT have more than 32 bits precision
+ // because ReadFraction / WriteFraction do only 32 bits, so more than
+ // that cannot be stored in MetaFiles!
+ // => call ReduceInaccurate whenever setting these
Fraction maScaleX;
Fraction maScaleY;
bool mbSimple;
@@ -158,6 +162,8 @@ MapMode::MapMode( MapUnit eUnit, const Point& rLogicOrg,
mpImplMapMode->maOrigin = rLogicOrg;
mpImplMapMode->maScaleX = rScaleX;
mpImplMapMode->maScaleY = rScaleY;
+ mpImplMapMode->maScaleX.ReduceInaccurate(32);
+ mpImplMapMode->maScaleY.ReduceInaccurate(32);
}
MapMode::~MapMode()
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