Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : 
      21             : #include "CategoryPositionHelper.hxx"
      22             : 
      23             : //.............................................................................
      24             : namespace chart
      25             : {
      26             : //.............................................................................
      27             : 
      28          41 : CategoryPositionHelper::CategoryPositionHelper( double fSeriesCount, double fCategoryWidth )
      29             :     : m_fSeriesCount(fSeriesCount)
      30             :     , m_fCategoryWidth(fCategoryWidth)
      31             :     , m_fInnerDistance(0.0)
      32          41 :     , m_fOuterDistance(1.0)
      33             : {
      34          41 : }
      35             : 
      36           0 : CategoryPositionHelper::CategoryPositionHelper( const CategoryPositionHelper& rSource )
      37             :     : m_fSeriesCount( rSource.m_fSeriesCount )
      38             :     , m_fCategoryWidth( rSource.m_fCategoryWidth )
      39             :     , m_fInnerDistance( rSource.m_fInnerDistance )
      40           0 :     , m_fOuterDistance( rSource.m_fOuterDistance )
      41             : {
      42           0 : }
      43             : 
      44          41 : CategoryPositionHelper::~CategoryPositionHelper()
      45             : {
      46          41 : }
      47             : 
      48        1476 : double CategoryPositionHelper::getScaledSlotWidth() const
      49             : {
      50             :     double fWidth = m_fCategoryWidth /
      51             :                 (  m_fSeriesCount
      52             :                  + m_fOuterDistance
      53        1476 :                  + m_fInnerDistance*( m_fSeriesCount - 1.0) );
      54        1476 :     return fWidth;
      55             : }
      56             : 
      57         492 : double CategoryPositionHelper::getScaledSlotPos( double fScaledXPos, double fSeriesNumber ) const
      58             : {
      59             :     //the returned position is in the middle of the rect
      60             :     //fSeriesNumber 0...n-1
      61             :     double fPos = fScaledXPos
      62             :            - (m_fCategoryWidth/2.0)
      63         492 :            + (m_fOuterDistance/2.0 + fSeriesNumber*(1.0+m_fInnerDistance)) * getScaledSlotWidth()
      64         984 :            + getScaledSlotWidth()/2.0;
      65         492 :     return fPos;
      66             : }
      67             : 
      68         492 : void CategoryPositionHelper::setInnerDistance( double fInnerDistance )
      69             : {
      70         492 :     if( fInnerDistance < -1.0 )
      71           0 :         fInnerDistance = -1.0;
      72         492 :     if( fInnerDistance > 1.0 )
      73           0 :         fInnerDistance = 1.0;
      74         492 :     m_fInnerDistance = fInnerDistance;
      75         492 : }
      76             : 
      77         492 : void CategoryPositionHelper::setOuterDistance( double fOuterDistance )
      78             : {
      79         492 :     if( fOuterDistance < 0.0 )
      80           0 :         fOuterDistance = 0.0;
      81         492 :     if( fOuterDistance > 6.0 )
      82           0 :         fOuterDistance = 6.0;
      83         492 :     m_fOuterDistance = fOuterDistance;
      84         492 : }
      85             : 
      86         492 : void CategoryPositionHelper::setCategoryWidth( double fCategoryWidth )
      87             : {
      88         492 :     m_fCategoryWidth = fCategoryWidth;
      89         492 : }
      90             : 
      91             : //.............................................................................
      92             : } //namespace chart
      93             : //.............................................................................
      94             : 
      95             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */