146 lines
5.5 KiB
C++
146 lines
5.5 KiB
C++
/* -*- 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 .
|
|
*/
|
|
#pragma once
|
|
|
|
#include "Tickmarks.hxx"
|
|
#include <memory>
|
|
|
|
#include <o3tl/safeint.hxx>
|
|
|
|
namespace chart
|
|
{
|
|
|
|
class EquidistantTickIter : public TickIter
|
|
{
|
|
public:
|
|
EquidistantTickIter( const css::uno::Sequence< css::uno::Sequence< double > >& rTicks
|
|
, const ExplicitIncrementData& rIncrement
|
|
, sal_Int32 nMaxDepth );
|
|
EquidistantTickIter( TickInfoArraysType& rTickInfos
|
|
, const ExplicitIncrementData& rIncrement
|
|
, sal_Int32 nMaxDepth );
|
|
virtual ~EquidistantTickIter() override;
|
|
|
|
double* firstValue();
|
|
double* nextValue();
|
|
|
|
virtual TickInfo* firstInfo() override;
|
|
virtual TickInfo* nextInfo() override;
|
|
|
|
private: //methods
|
|
sal_Int32 getIntervalCount( sal_Int32 nDepth );
|
|
bool isAtLastPartTick();
|
|
|
|
void initIter( sal_Int32 nMaxDepth );
|
|
sal_Int32 getStartDepth() const;
|
|
|
|
bool gotoFirst();
|
|
bool gotoNext();
|
|
|
|
double getTickValue(sal_Int32 nDepth, sal_Int32 nIndex) const
|
|
{
|
|
if(m_pSimpleTicks)
|
|
return (*m_pSimpleTicks)[nDepth][nIndex];
|
|
else
|
|
{
|
|
if ((*m_pInfoTicks)[nDepth].size() <= o3tl::make_unsigned(nIndex))
|
|
return std::numeric_limits<double>::max();
|
|
return (((*m_pInfoTicks)[nDepth])[nIndex]).fScaledTickValue;
|
|
}
|
|
}
|
|
sal_Int32 getTickCount( sal_Int32 nDepth ) const
|
|
{
|
|
if(m_pSimpleTicks)
|
|
return (*m_pSimpleTicks)[nDepth].getLength();
|
|
else
|
|
return (*m_pInfoTicks)[nDepth].size();
|
|
}
|
|
sal_Int32 getMaxDepth() const
|
|
{
|
|
if(m_pSimpleTicks)
|
|
return (*m_pSimpleTicks).getLength()-1;
|
|
else
|
|
return (*m_pInfoTicks).size()-1;
|
|
}
|
|
|
|
private: //member
|
|
const css::uno::Sequence< css::uno::Sequence< double > >* m_pSimpleTicks;
|
|
TickInfoArraysType* m_pInfoTicks;
|
|
const ExplicitIncrementData& m_rIncrement;
|
|
sal_Int32 m_nMaxDepth;
|
|
sal_Int32 m_nTickCount;
|
|
std::unique_ptr<sal_Int32[]>
|
|
m_pnPositions; //current positions in the different sequences
|
|
std::unique_ptr<sal_Int32[]>
|
|
m_pnPreParentCount; //the tickmarks do not start with a major tick always,
|
|
//the PreParentCount states for each depth how many subtickmarks are available in front of the first parent tickmark
|
|
std::unique_ptr<bool[]>
|
|
m_pbIntervalFinished;
|
|
sal_Int32 m_nCurrentDepth;
|
|
sal_Int32 m_nCurrentPos;
|
|
double m_fCurrentValue;
|
|
};
|
|
|
|
class EquidistantTickFactory
|
|
{
|
|
public:
|
|
EquidistantTickFactory(
|
|
ExplicitScaleData aScale
|
|
, ExplicitIncrementData aIncrement );
|
|
~EquidistantTickFactory();
|
|
|
|
void getAllTicks( TickInfoArraysType& rAllTickInfos ) const;
|
|
void getAllTicksShifted( TickInfoArraysType& rAllTickInfos ) const;
|
|
|
|
static double getMinimumAtIncrement( double fMin, const ExplicitIncrementData& rIncrement );
|
|
static double getMaximumAtIncrement( double fMax, const ExplicitIncrementData& rIncrement );
|
|
|
|
private: //methods
|
|
void addSubTicks( sal_Int32 nDepth,
|
|
css::uno::Sequence< css::uno::Sequence< double > >& rParentTicks ) const;
|
|
double* getMajorTick( sal_Int32 nTick ) const;
|
|
double* getMinorTick( sal_Int32 nTick, sal_Int32 nDepth
|
|
, double fStartParentTick, double fNextParentTick ) const;
|
|
sal_Int32 getMaxTickCount( sal_Int32 nDepth ) const;
|
|
sal_Int32 getTickDepth() const;
|
|
|
|
bool isVisible( double fValue ) const;
|
|
bool isWithinOuterBorder( double fScaledValue ) const; //all within the outer major tick marks
|
|
|
|
private: //member
|
|
ExplicitScaleData m_rScale;
|
|
ExplicitIncrementData m_rIncrement;
|
|
css::uno::Reference< css::chart2::XScaling > m_xInverseScaling;
|
|
|
|
//minimum and maximum of the visible range after scaling
|
|
double m_fScaledVisibleMin;
|
|
double m_fScaledVisibleMax;
|
|
|
|
std::unique_ptr<double[]>
|
|
m_pfCurrentValues;
|
|
//major-tick positions that may lay outside the visible range but complete partly visible intervals at the borders
|
|
double m_fOuterMajorTickBorderMin;
|
|
double m_fOuterMajorTickBorderMax;
|
|
double m_fOuterMajorTickBorderMin_Scaled;
|
|
double m_fOuterMajorTickBorderMax_Scaled;
|
|
};
|
|
|
|
} //namespace chart
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|