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/* -*- 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 "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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