1 files changed, 106 insertions, 0 deletions
diff --git a/chart2/source/view/charttypes/CategoryPositionHelper.cxx b/chart2/source/view/charttypes/CategoryPositionHelper.cxx
new file mode 100644
index 000000000000..cc4f917d0515
--- /dev/null
+++ b/chart2/source/view/charttypes/CategoryPositionHelper.cxx
@@ -0,0 +1,106 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_chart2.hxx"
+#include "CategoryPositionHelper.hxx"
+
+//.............................................................................
+namespace chart
+{
+//.............................................................................
+
+CategoryPositionHelper::CategoryPositionHelper( double fSeriesCount, double fCategoryWidth )
+    : m_fSeriesCount(fSeriesCount)
+    , m_fCategoryWidth(fCategoryWidth)
+    , m_fInnerDistance(0.0)
+    , m_fOuterDistance(1.0)
+{
+}
+
+CategoryPositionHelper::CategoryPositionHelper( const CategoryPositionHelper& rSource )
+    : m_fSeriesCount( rSource.m_fSeriesCount )
+    , m_fCategoryWidth( rSource.m_fCategoryWidth )
+    , m_fInnerDistance( rSource.m_fInnerDistance )
+    , m_fOuterDistance( rSource.m_fOuterDistance )
+{
+}
+
+CategoryPositionHelper::~CategoryPositionHelper()
+{
+}
+
+double CategoryPositionHelper::getScaledSlotWidth() const
+{
+    double fWidth = m_fCategoryWidth /
+                (  m_fSeriesCount
+                 + m_fOuterDistance
+                 + m_fInnerDistance*( m_fSeriesCount - 1.0) );
+    return fWidth;
+}
+
+double CategoryPositionHelper::getScaledSlotPos( double fScaledXPos, double fSeriesNumber ) const
+{
+    //the returned position is in the middle of the rect
+    //fSeriesNumber 0...n-1
+    double fPos = fScaledXPos
+           - (m_fCategoryWidth/2.0)
+           + (m_fOuterDistance/2.0 + fSeriesNumber*(1.0+m_fInnerDistance)) * getScaledSlotWidth()
+           + getScaledSlotWidth()/2.0;
+    return fPos;
+}
+
+void CategoryPositionHelper::setInnerDistance( double fInnerDistance )
+{
+    if( fInnerDistance < -1.0 )
+        fInnerDistance = -1.0;
+    if( fInnerDistance > 1.0 )
+        fInnerDistance = 1.0;
+    m_fInnerDistance = fInnerDistance;
+}
+
+void CategoryPositionHelper::setOuterDistance( double fOuterDistance )
+{
+    if( fOuterDistance < 0.0 )
+        fOuterDistance = 0.0;
+    if( fOuterDistance > 6.0 )
+        fOuterDistance = 6.0;
+    m_fOuterDistance = fOuterDistance;
+}
+
+void CategoryPositionHelper::setCategoryWidth( double fCategoryWidth )
+{
+    m_fCategoryWidth = fCategoryWidth;
+}
+
+//.............................................................................
+} //namespace chart
+//.............................................................................
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */