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authorArmin Le Grand <alg@apache.org>2014-03-19 16:17:02 +0000
committerMiklos Vajna <vmiklos@collabora.co.uk>2014-03-28 14:31:08 +0100
commit6e61ecd09679a66060f932835622821d39e92f01 (patch)
tree4ce71adaa6da133cab09660b3efc1341104022a2 /basegfx/source/numeric
parentc7190108f02921868cb617040aebdb2d22c02c1f (diff)
Merge back branch alg_writerframes to trunk
(cherry picked from commit b635b4fa4e42053d30ab639643d2236a20243f62) Conflicts: comphelper/inc/comphelper/TypeGeneration.hxx comphelper/source/property/TypeGeneration.cxx cui/source/factory/dlgfact.hxx cui/source/inc/cuitabarea.hxx cui/source/tabpages/tabarea.cxx cui/source/tabpages/tabarea.hrc cui/source/tabpages/tabarea.src cui/source/tabpages/tparea.cxx drawinglayer/source/primitive2d/polypolygonprimitive2d.cxx drawinglayer/source/processor2d/vclmetafileprocessor2d.cxx drawinglayer/source/texture/texture.cxx editeng/inc/editeng/unotext.hxx editeng/source/items/frmitems.cxx include/drawinglayer/texture/texture.hxx include/editeng/brushitem.hxx include/svx/sdr/primitive2d/sdrdecompositiontools.hxx include/svx/svxids.hrc include/xmloff/xmltypes.hxx reportdesign/source/ui/misc/UITools.cxx sc/source/ui/drawfunc/drawsh.cxx sfx2/source/dialog/tabdlg.cxx svl/source/undo/undo.cxx svx/inc/svx/unoshprp.hxx sw/Library_sw.mk sw/inc/doc.hxx sw/inc/format.hxx sw/inc/frmfmt.hxx sw/inc/swatrset.hxx sw/inc/unomap.hxx sw/inc/unoprnms.hxx sw/source/core/access/accpara.cxx sw/source/core/attr/format.cxx sw/source/core/attr/swatrset.cxx sw/source/core/doc/docdraw.cxx sw/source/core/doc/docfly.cxx sw/source/core/doc/notxtfrm.cxx sw/source/core/inc/frame.hxx sw/source/core/inc/frmtool.hxx sw/source/core/layout/atrfrm.cxx sw/source/core/layout/paintfrm.cxx sw/source/core/text/inftxt.cxx sw/source/core/text/porfld.cxx sw/source/core/text/txtfly.cxx sw/source/core/txtnode/fntcache.cxx sw/source/core/uibase/app/docst.cxx sw/source/core/uibase/app/docstyle.cxx sw/source/core/uibase/shells/drawdlg.cxx sw/source/core/uibase/shells/frmsh.cxx sw/source/core/unocore/unoframe.cxx sw/source/core/unocore/unomap.cxx sw/source/core/unocore/unoprnms.cxx sw/source/core/unocore/unostyle.cxx sw/source/ui/fmtui/tmpdlg.cxx sw/source/ui/fmtui/tmpdlg.src sw/source/ui/frmdlg/frmdlg.cxx sw/source/ui/frmdlg/frmpage.src sw/source/ui/inc/frmsh.hxx xmloff/source/text/txtprhdl.cxx xmloff/source/text/txtprmap.cxx Change-Id: Id3ffaa83bb5594d287f1ac8f2c1c9cf55c70946d
Diffstat (limited to 'basegfx/source/numeric')
-rw-r--r--basegfx/source/numeric/ftools.cxx49
1 files changed, 49 insertions, 0 deletions
diff --git a/basegfx/source/numeric/ftools.cxx b/basegfx/source/numeric/ftools.cxx
new file mode 100644
index 000000000000..a67bc56bd74e
--- /dev/null
+++ b/basegfx/source/numeric/ftools.cxx
@@ -0,0 +1,49 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <basegfx/numeric/ftools.hxx>
+#include <algorithm>
+
+namespace basegfx
+{
+ double snapToNearestMultiple(double v, const double fStep)
+ {
+ if(fTools::equalZero(fStep))
+ {
+ // with a zero step, all snaps to 0.0
+ return 0.0;
+ }
+ else
+ {
+ const double fHalfStep(fStep * 0.5);
+ const double fChange(fHalfStep - fmod(v + fHalfStep, fStep));
+
+ if(basegfx::fTools::equal(fabs(v), fabs(fChange)))
+ {
+ return 0.0;
+ }
+ else
+ {
+ return v + fChange;
+ }
+ }
+ }
+} // end of namespace basegfx
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */