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/* -*- 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.
*
************************************************************************/
#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: */
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