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/*
KDChart - a multi-platform charting engine
*/
/****************************************************************************
** Copyright (C) 2001-2003 Klarälvdalens Datakonsult AB. All rights reserved.
**
** This file is part of the KDChart library.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid commercial KDChart licenses may use this file in
** accordance with the KDChart Commercial License Agreement provided with
** the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.klaralvdalens-datakonsult.se/?page=products for
** information about KDChart Commercial License Agreements.
**
** Contact info@klaralvdalens-datakonsult.se if any conditions of this
** licensing are not clear to you.
**
**********************************************************************/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "KDChartSeriesCollection.h"
#include "KDChartParams.h"
KDChartSeriesCollection::KDChartSeriesCollection( KDChartParams *params )
{
_params = params;
}
KDChartSeriesCollection::~KDChartSeriesCollection()
{
for ( int i = 0; i < static_cast < int > ( (*this).size() ); i ++ )
delete (*this)[i];
}
// both rows return the same amount
uint KDChartSeriesCollection::rows() const
{
return usedRows();
}
uint KDChartSeriesCollection::usedRows() const
{
return (*this).size();
}
uint KDChartSeriesCollection::cols() const
{
return usedCols();
}
uint KDChartSeriesCollection::usedCols() const
{
uint result = 0;
// find the maximum number of rows in all the visible series
for ( int i = 0; i < static_cast < int > ( (*this).size() ); i ++ )
if ( result < (*this)[i]->rows())
result = (*this)[i]->rows();
return result;
}
// Don't really know how to handle these yet, I have no need yet.
// It appears to be only used to load TQTables.
// ASSERT if used.
void KDChartSeriesCollection::setUsedRows( uint )
{
Q_ASSERT(0);
}
void KDChartSeriesCollection::setUsedCols( uint )
{
Q_ASSERT(0);
}
void KDChartSeriesCollection::setCell( uint row, uint col,
const KDChartData& element )
{
Q_ASSERT( row < (*this).size() );
this->at(row)->setCell(col, element);
}
const KDChartData& KDChartSeriesCollection::cell( uint row, uint col ) const
{
Q_ASSERT( row < (*this).size() );
// Put this back in if/when KHZ adds the performance improvements
// re usedCols( uint row ) Q_ASSERT( col < (*this)[row]->rows() );
if ( col < this->at(row)->rows() )
return this->at(row)->cell(col);
else
return _blank;
}
void KDChartSeriesCollection::expand( uint cols, uint rows )
{
// first expand ourselves - cols-wise
(*this).resize(rows);
// now expand our babies
for ( int i = 0; i < static_cast < int > ( (*this).size() ); i ++ )
(*this)[i]->expand(cols);
}
// coordinate is the first or second value in a data point
double KDChartSeriesCollection::maxValue( int coordinate ) const
{
// IF there are no series to read from, then just return zero.
// KHZ: perhaps this should assert?
bool ok; // the ok is required in case we check a PlaneSeries, which
// cannot possibly have a min or max on one of the axis.
double result = 0; // if no valid min/max, then this is the default
bool first_max = true;
// find the first max
TQValueVector<KDChartBaseSeries *>::const_iterator i;
for ( i = (*this).begin(); i != (*this).end(); i ++ )
{
double temp = (*i)->maxValue(coordinate, ok);
if ( ok && (first_max || temp > result) )
{
first_max = false;
result = temp;
}
}
return result;
}
double KDChartSeriesCollection::minValue( int coordinate ) const
{
// IF there are no series to read from, then just return zero.
// KHZ: perhaps this should assert?
bool ok = false; // the ok is required in case we check a PlaneSeries, which
// cannot possibly have a min or max on one of the axis.
double result = 0; // if no valid min/max, then this is the default
// find the first min
TQValueVector<KDChartBaseSeries *>::const_iterator i;
for ( i = (*this).begin(); !ok && i != (*this).end(); i ++ )
result = (*i)->minValue(coordinate, ok);
if ( ok )
for ( ; i != (*this).end(); i ++ )
{
double temp = (*i)->minValue(coordinate, ok);
if (ok)
result = TQMIN( result, temp );
}
return result;
}
unsigned int KDChartSeriesCollection::indexOf( KDChartBaseSeries *series )
{
unsigned int index = 0;
TQValueVector<KDChartBaseSeries *>::const_iterator i;
for ( i = (*this).begin(); i != (*this).end(); i ++, index ++ )
if ( *i == series )
break;
// must find it
Q_ASSERT( index < (*this).size() );
return index;
}
void KDChartSeriesCollection::setLegendText( KDChartBaseSeries *series, TQString text )
{
_params->setLegendText( indexOf( series ), text );
}
void KDChartSeriesCollection::setYaxis( KDChartBaseSeries *series,
KDChartAxisParams::AxisPos axis )
{
unsigned int index = indexOf( series );
_params->setAxisDatasets( axis, index, index, 0 );
}
TQString KDChartSeriesCollection::legendText( KDChartBaseSeries *series )
{
return _params->legendText( indexOf(series) );
}
KDChartAxisParams::AxisPos KDChartSeriesCollection::yAxis( KDChartBaseSeries *series )
{
unsigned int index = indexOf( series );
unsigned int tempchart = 0; // needed cause for some reason KHZ wants a reference.
// now we have to look through
for ( int i = 0; i < KDCHART_MAX_AXES; i ++ )
if ( _params->axisDatasets( i, index, index, tempchart ) )
return (KDChartAxisParams::AxisPos) i;
Q_ASSERT(0); // should find it
return (KDChartAxisParams::AxisPos) 0;
}
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