HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · src/domain/xlogydomain.cpp

Added remove single box...

Added remove single box Change-Id: Ie0294150cef9831c28c60004b5a07f890faca74a Reviewed-by: Mika Salmela <mika.salmela@digia.com>

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             xlogydomain.cpp
        
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             / src / domain / xlogydomain.cpp
          
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        Marek Rosa
    
Domains added

              r2275
            
      /****************************************************************************

      **

        Miikka Heikkinen
    
Fixed the copyright year 2012 -> 2013

              r2432
            
      ** Copyright (C) 2013 Digia Plc

        Marek Rosa
    
Domains added

              r2275
            
      ** All rights reserved.

      ** For any questions to Digia, please use contact form at http://qt.digia.com

      **

      ** This file is part of the Qt Commercial Charts Add-on.

      **

      ** $QT_BEGIN_LICENSE$

      ** Licensees holding valid Qt Commercial licenses may use this file in

      ** accordance with the Qt Commercial License Agreement provided with the

      ** Software or, alternatively, in accordance with the terms contained in

      ** a written agreement between you and Digia.

      **

      ** If you have questions regarding the use of this file, please use

      ** contact form at http://qt.digia.com

      ** $QT_END_LICENSE$

      **

      ****************************************************************************/

      #include "xlogydomain_p.h"

      #include "qabstractaxis_p.h"

        Marek Rosa
    
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      #include "qlogvalueaxis.h"

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      #include <qmath.h>

      QTCOMMERCIALCHART_BEGIN_NAMESPACE

      XLogYDomain::XLogYDomain(QObject *parent)

          : AbstractDomain(parent),

        Marek Rosa
    
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            m_logLeftY(0),

            m_logRightY(1),

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            m_logBaseY(10)

      {

      }

      XLogYDomain::~XLogYDomain()

      {

      }

      void XLogYDomain::setRange(qreal minX, qreal maxX, qreal minY, qreal maxY)

      {

          bool axisXChanged = false;

          bool axisYChanged = false;

          if (!qFuzzyIsNull(m_minX - minX) || !qFuzzyIsNull(m_maxX - maxX)) {

              m_minX = minX;

              m_maxX = maxX;

              axisXChanged = true;

        Michal Klocek
    
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              r2288
            
              if(!m_signalsBlocked)

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                  emit rangeHorizontalChanged(m_minX, m_maxX);

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          }

          if (!qFuzzyIsNull(m_minY - minY) || !qFuzzyIsNull(m_maxY - maxY)) {

              m_minY = minY;

              m_maxY = maxY;

              axisYChanged = true;

        Marek Rosa
    
QChart mapping functions: return QPoint(0, 0) if series type is Pie...

              r2351
            
              qreal logMinY = log10(m_minY) / log10(m_logBaseY);

              qreal logMaxY = log10(m_maxY) / log10(m_logBaseY);

              m_logLeftY = logMinY < logMaxY ? logMinY : logMaxY;

              m_logRightY = logMinY > logMaxY ? logMinY : logMaxY;

        Michal Klocek
    
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              r2288
            
              if(!m_signalsBlocked)

        Marek Rosa
    
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              r2356
            
                  emit rangeVerticalChanged(m_minY, m_maxY);

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          }

          if (axisXChanged || axisYChanged)

              emit updated();

      }

      void XLogYDomain::zoomIn(const QRectF &rect)

      {

          qreal dx = spanX() / m_size.width();

          qreal maxX = m_maxX;

          qreal minX = m_minX;

          maxX = minX + dx * rect.right();

          minX = minX + dx * rect.left();

        Marek Rosa
    
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              r2280
            
        Marek Rosa
    
QChart mapping functions: return QPoint(0, 0) if series type is Pie...

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          qreal logLeftY = m_logRightY - rect.bottom() * (m_logRightY - m_logLeftY) / m_size.height();

          qreal logRightY = m_logRightY - rect.top() * (m_logRightY - m_logLeftY) / m_size.height();

          qreal leftY = qPow(m_logBaseY, logLeftY);

          qreal rightY = qPow(m_logBaseY, logRightY);

          qreal minY = leftY < rightY ? leftY : rightY;

          qreal maxY = leftY > rightY ? leftY : rightY;

        Marek Rosa
    
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          setRange(minX, maxX, minY, maxY);

      }

      void XLogYDomain::zoomOut(const QRectF &rect)

      {

          qreal dx = spanX() / rect.width();

          qreal maxX = m_maxX;

          qreal minX = m_minX;

          minX = maxX - dx * rect.right();

          maxX = minX + dx * m_size.width();

        Marek Rosa
    
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              r2280
            
        Marek Rosa
    
QChart mapping functions: return QPoint(0, 0) if series type is Pie...

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          const qreal factorY = m_size.height() / rect.height();

          qreal newLogMinY = m_logLeftY + (m_logRightY - m_logLeftY) / 2 * (1 - factorY);

          qreal newLogMaxY = m_logLeftY + (m_logRightY - m_logLeftY) / 2 * (1 + factorY);

          qreal leftY = qPow(m_logBaseY, newLogMinY);

          qreal rightY = qPow(m_logBaseY, newLogMaxY);

          qreal minY = leftY < rightY ? leftY : rightY;

          qreal maxY = leftY > rightY ? leftY : rightY;

        Marek Rosa
    
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              r2275
            
          setRange(minX, maxX, minY, maxY);

      }

      void XLogYDomain::move(qreal dx, qreal dy)

      {

          qreal x = spanX() / m_size.width();

          qreal maxX = m_maxX;

          qreal minX = m_minX;

          if (dx != 0) {

              minX = minX + x * dx;

              maxX = maxX + x * dx;

          }

        Marek Rosa
    
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              r2280
            
        Marek Rosa
    
QChart mapping functions: return QPoint(0, 0) if series type is Pie...

              r2351
            
          qreal stepY = dy * (m_logRightY - m_logLeftY) / m_size.height();

          qreal leftY = qPow(m_logBaseY, m_logLeftY + stepY);

          qreal rightY = qPow(m_logBaseY, m_logRightY + stepY);

          qreal minY = leftY < rightY ? leftY : rightY;

          qreal maxY = leftY > rightY ? leftY : rightY;

        Marek Rosa
    
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              r2280
            
        Marek Rosa
    
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          setRange(minX, maxX, minY, maxY);

      }

        Marek Rosa
    
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              r2356
            
      QPointF XLogYDomain::calculateGeometryPoint(const QPointF &point, bool &ok) const

        Marek Rosa
    
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              r2275
            
      {

        Marek Rosa
    
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              r2356
            
          if (point.y() > 0) {

              const qreal deltaX = m_size.width() / (m_maxX - m_minX);

              const qreal deltaY = m_size.height() / qAbs(m_logRightY - m_logLeftY);

              qreal x = (point.x() - m_minX) * deltaX;

              qreal y = (log10(point.y()) / log10(m_logBaseY)) * -deltaY - m_logLeftY * -deltaY + m_size.height();

              ok = true;

              return QPointF(x, y);

          } else {

              qWarning() << "Logarithm of negative value is undefined. Empty layout returned";

              ok = false;

              return QPointF();

          }

        Marek Rosa
    
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              r2275
            
      }

      QVector<QPointF> XLogYDomain::calculateGeometryPoints(const QList<QPointF>& vector) const

      {

          const qreal deltaX = m_size.width() / (m_maxX - m_minX);

        Marek Rosa
    
QChart mapping functions: return QPoint(0, 0) if series type is Pie...

              r2351
            
          const qreal deltaY = m_size.height() / qAbs(m_logRightY - m_logLeftY);

        Marek Rosa
    
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              r2275
            
          QVector<QPointF> result;

          result.resize(vector.count());

          for (int i = 0; i < vector.count(); ++i) {

        Marek Rosa
    
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              r2356
            
              if (vector[i].y() > 0) {

                  qreal x = (vector[i].x() - m_minX) * deltaX;

                  qreal y = (log10(vector[i].y()) / log10(m_logBaseY)) * -deltaY - m_logLeftY * -deltaY + m_size.height();

                  result[i].setX(x);

                  result[i].setY(y);

              } else {

                  qWarning() << "Logarithm of negative value is undefined. Empty layout returned";

                  return QVector<QPointF>();

              }

        Marek Rosa
    
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              r2275
            
          }

          return result;

      }

      QPointF XLogYDomain::calculateDomainPoint(const QPointF &point) const

      {

          const qreal deltaX = m_size.width() / (m_maxX - m_minX);

        Marek Rosa
    
QChart mapping functions: return QPoint(0, 0) if series type is Pie...

              r2351
            
          const qreal deltaY = m_size.height() / qAbs(m_logRightY - m_logLeftY);

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              r2275
            
          qreal x = point.x() / deltaX + m_minX;

        Marek Rosa
    
QChart mapping functions: return QPoint(0, 0) if series type is Pie...

              r2351
            
          qreal y = qPow(m_logBaseY, m_logLeftY + (m_size.height() - point.y()) / deltaY);

        Marek Rosa
    
Domains added

              r2275
            
          return QPointF(x, y);

      }

        Marek Rosa
    
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              r2290
            
      bool XLogYDomain::attachAxis(QAbstractAxis* axis)

      {

          QLogValueAxis *logAxis = qobject_cast<QLogValueAxis *>(axis);

        Marek Rosa
    
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              r2295
            
          if(logAxis && logAxis->orientation()==Qt::Vertical){

        Marek Rosa
    
Added attach/dettach axis domain implementations

              r2290
            
              QObject::connect(logAxis, SIGNAL(baseChanged(qreal)), this, SLOT(handleVerticalAxisBaseChanged(qreal)));

        Marek Rosa
    
Fix to domain initialization when log base was preset on axis before adding it to chart

              r2295
            
              handleVerticalAxisBaseChanged(logAxis->base());

        Marek Rosa
    
Negative values with log axis handled

              r2356
            
          }

        Michal Klocek
    
bugfix signals not reconnected when domain changed

              r2292
            
          return  AbstractDomain::attachAxis(axis);

        Marek Rosa
    
Added attach/dettach axis domain implementations

              r2290
            
      }

      bool XLogYDomain::detachAxis(QAbstractAxis* axis)

      {

          QLogValueAxis *logAxis = qobject_cast<QLogValueAxis *>(axis);

          if(logAxis && logAxis->orientation()==Qt::Vertical)

              QObject::disconnect(logAxis, SIGNAL(baseChanged(qreal)), this, SLOT(handleVerticalAxisBaseChanged(qreal)));

        Michal Klocek
    
bugfix signals not reconnected when domain changed

              r2292
            
          return AbstractDomain::detachAxis(axis);

        Marek Rosa
    
Added attach/dettach axis domain implementations

              r2290
            
      }

      void XLogYDomain::handleVerticalAxisBaseChanged(qreal baseY)

      {

          m_logBaseY = baseY;

        Marek Rosa
    
QChart mapping functions: return QPoint(0, 0) if series type is Pie...

              r2351
            
          qreal logMinY = log10(m_minY) / log10(m_logBaseY);

          qreal logMaxY = log10(m_maxY) / log10(m_logBaseY);

          m_logLeftY = logMinY < logMaxY ? logMinY : logMaxY;

          m_logRightY = logMinY > logMaxY ? logMinY : logMaxY;

        Marek Rosa
    
Fixed: chart not redrawing when logaxis's logBase value changed

              r2322
            
          emit updated();

        Marek Rosa
    
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              r2290
            
      }

        Marek Rosa
    
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      // operators

      bool QTCOMMERCIALCHART_AUTOTEST_EXPORT operator== (const XLogYDomain &domain1, const XLogYDomain &domain2)

      {

          return (qFuzzyIsNull(domain1.m_maxX - domain2.m_maxX) &&

                  qFuzzyIsNull(domain1.m_maxY - domain2.m_maxY) &&

                  qFuzzyIsNull(domain1.m_minX - domain2.m_minX) &&

                  qFuzzyIsNull(domain1.m_minY - domain2.m_minY));

      }

      bool QTCOMMERCIALCHART_AUTOTEST_EXPORT operator!= (const XLogYDomain &domain1, const XLogYDomain &domain2)

      {

          return !(domain1 == domain2);

      }

      QDebug QTCOMMERCIALCHART_AUTOTEST_EXPORT operator<<(QDebug dbg, const XLogYDomain &domain)

      {

          dbg.nospace() << "AbstractDomain(" << domain.m_minX << ',' << domain.m_maxX << ',' << domain.m_minY << ',' << domain.m_maxY << ')' << domain.m_size;

          return dbg.maybeSpace();

      }

      #include "moc_xlogydomain_p.cpp"

      QTCOMMERCIALCHART_END_NAMESPACE

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Marek Rosa Domains added	r2275	/****************************************************************************
		**
Miikka Heikkinen Fixed the copyright year 2012 -> 2013	r2432	** Copyright (C) 2013 Digia Plc
Marek Rosa Domains added	r2275	** All rights reserved.
		** For any questions to Digia, please use contact form at http://qt.digia.com
		**
		** This file is part of the Qt Commercial Charts Add-on.
		**
		** $QT_BEGIN_LICENSE$
		** Licensees holding valid Qt Commercial licenses may use this file in
		** accordance with the Qt Commercial License Agreement provided with the
		** Software or, alternatively, in accordance with the terms contained in
		** a written agreement between you and Digia.
		**
		** If you have questions regarding the use of this file, please use
		** contact form at http://qt.digia.com
		** $QT_END_LICENSE$
		**
		****************************************************************************/

		#include "xlogydomain_p.h"
		#include "qabstractaxis_p.h"
Marek Rosa Added attach/dettach axis domain implementations	r2290	#include "qlogvalueaxis.h"
Marek Rosa Domains added	r2275	#include <qmath.h>

		QTCOMMERCIALCHART_BEGIN_NAMESPACE

		XLogYDomain::XLogYDomain(QObject *parent)
		: AbstractDomain(parent),
Marek Rosa QChart mapping functions: return QPoint(0, 0) if series type is Pie...	r2351	m_logLeftY(0),
		m_logRightY(1),
Marek Rosa Domains added	r2275	m_logBaseY(10)
		{
		}

		XLogYDomain::~XLogYDomain()
		{
		}

		void XLogYDomain::setRange(qreal minX, qreal maxX, qreal minY, qreal maxY)
		{
		bool axisXChanged = false;
		bool axisYChanged = false;

		if (!qFuzzyIsNull(m_minX - minX) \|\| !qFuzzyIsNull(m_maxX - maxX)) {
		m_minX = minX;
		m_maxX = maxX;
		axisXChanged = true;
Michal Klocek Fix domain switching	r2288	if(!m_signalsBlocked)
Marek Rosa Negative values with log axis handled	r2356	emit rangeHorizontalChanged(m_minX, m_maxX);
Marek Rosa Domains added	r2275	}

		if (!qFuzzyIsNull(m_minY - minY) \|\| !qFuzzyIsNull(m_maxY - maxY)) {
		m_minY = minY;
		m_maxY = maxY;
		axisYChanged = true;
Marek Rosa QChart mapping functions: return QPoint(0, 0) if series type is Pie...	r2351	qreal logMinY = log10(m_minY) / log10(m_logBaseY);
		qreal logMaxY = log10(m_maxY) / log10(m_logBaseY);
		m_logLeftY = logMinY < logMaxY ? logMinY : logMaxY;
		m_logRightY = logMinY > logMaxY ? logMinY : logMaxY;
Michal Klocek Fix domain switching	r2288	if(!m_signalsBlocked)
Marek Rosa Negative values with log axis handled	r2356	emit rangeVerticalChanged(m_minY, m_maxY);
Marek Rosa Domains added	r2275	}

		if (axisXChanged \|\| axisYChanged)
		emit updated();
		}

		void XLogYDomain::zoomIn(const QRectF &rect)
		{
		qreal dx = spanX() / m_size.width();
		qreal maxX = m_maxX;
		qreal minX = m_minX;

		maxX = minX + dx * rect.right();
		minX = minX + dx * rect.left();
Marek Rosa Log domains zoomin, zoomout and move added	r2280
Marek Rosa QChart mapping functions: return QPoint(0, 0) if series type is Pie...	r2351	qreal logLeftY = m_logRightY - rect.bottom() * (m_logRightY - m_logLeftY) / m_size.height();
		qreal logRightY = m_logRightY - rect.top() * (m_logRightY - m_logLeftY) / m_size.height();
		qreal leftY = qPow(m_logBaseY, logLeftY);
		qreal rightY = qPow(m_logBaseY, logRightY);
		qreal minY = leftY < rightY ? leftY : rightY;
		qreal maxY = leftY > rightY ? leftY : rightY;
Marek Rosa Domains added	r2275
		setRange(minX, maxX, minY, maxY);
		}

		void XLogYDomain::zoomOut(const QRectF &rect)
		{
		qreal dx = spanX() / rect.width();
		qreal maxX = m_maxX;
		qreal minX = m_minX;

		minX = maxX - dx * rect.right();
		maxX = minX + dx * m_size.width();
Marek Rosa Log domains zoomin, zoomout and move added	r2280
Marek Rosa QChart mapping functions: return QPoint(0, 0) if series type is Pie...	r2351	const qreal factorY = m_size.height() / rect.height();
		qreal newLogMinY = m_logLeftY + (m_logRightY - m_logLeftY) / 2 * (1 - factorY);
		qreal newLogMaxY = m_logLeftY + (m_logRightY - m_logLeftY) / 2 * (1 + factorY);
		qreal leftY = qPow(m_logBaseY, newLogMinY);
		qreal rightY = qPow(m_logBaseY, newLogMaxY);
		qreal minY = leftY < rightY ? leftY : rightY;
		qreal maxY = leftY > rightY ? leftY : rightY;
Marek Rosa Domains added	r2275
		setRange(minX, maxX, minY, maxY);
		}

		void XLogYDomain::move(qreal dx, qreal dy)
		{
		qreal x = spanX() / m_size.width();
		qreal maxX = m_maxX;
		qreal minX = m_minX;

		if (dx != 0) {
		minX = minX + x * dx;
		maxX = maxX + x * dx;
		}
Marek Rosa Log domains zoomin, zoomout and move added	r2280
Marek Rosa QChart mapping functions: return QPoint(0, 0) if series type is Pie...	r2351	qreal stepY = dy * (m_logRightY - m_logLeftY) / m_size.height();
		qreal leftY = qPow(m_logBaseY, m_logLeftY + stepY);
		qreal rightY = qPow(m_logBaseY, m_logRightY + stepY);
		qreal minY = leftY < rightY ? leftY : rightY;
		qreal maxY = leftY > rightY ? leftY : rightY;
Marek Rosa Log domains zoomin, zoomout and move added	r2280
Marek Rosa Domains added	r2275	setRange(minX, maxX, minY, maxY);
		}

Marek Rosa Negative values with log axis handled	r2356	QPointF XLogYDomain::calculateGeometryPoint(const QPointF &point, bool &ok) const
Marek Rosa Domains added	r2275	{
Marek Rosa Negative values with log axis handled	r2356	if (point.y() > 0) {
		const qreal deltaX = m_size.width() / (m_maxX - m_minX);
		const qreal deltaY = m_size.height() / qAbs(m_logRightY - m_logLeftY);

		qreal x = (point.x() - m_minX) * deltaX;
		qreal y = (log10(point.y()) / log10(m_logBaseY)) * -deltaY - m_logLeftY * -deltaY + m_size.height();
		ok = true;
		return QPointF(x, y);
		} else {
		qWarning() << "Logarithm of negative value is undefined. Empty layout returned";
		ok = false;
		return QPointF();
		}
Marek Rosa Domains added	r2275	}

		QVector<QPointF> XLogYDomain::calculateGeometryPoints(const QList<QPointF>& vector) const
		{
		const qreal deltaX = m_size.width() / (m_maxX - m_minX);
Marek Rosa QChart mapping functions: return QPoint(0, 0) if series type is Pie...	r2351	const qreal deltaY = m_size.height() / qAbs(m_logRightY - m_logLeftY);
Marek Rosa Domains added	r2275
		QVector<QPointF> result;
		result.resize(vector.count());

		for (int i = 0; i < vector.count(); ++i) {
Marek Rosa Negative values with log axis handled	r2356	if (vector[i].y() > 0) {
		qreal x = (vector[i].x() - m_minX) * deltaX;
		qreal y = (log10(vector[i].y()) / log10(m_logBaseY)) * -deltaY - m_logLeftY * -deltaY + m_size.height();
		result[i].setX(x);
		result[i].setY(y);
		} else {
		qWarning() << "Logarithm of negative value is undefined. Empty layout returned";
		return QVector<QPointF>();
		}
Marek Rosa Domains added	r2275	}
		return result;
		}

		QPointF XLogYDomain::calculateDomainPoint(const QPointF &point) const
		{
		const qreal deltaX = m_size.width() / (m_maxX - m_minX);
Marek Rosa QChart mapping functions: return QPoint(0, 0) if series type is Pie...	r2351	const qreal deltaY = m_size.height() / qAbs(m_logRightY - m_logLeftY);
Marek Rosa Domains added	r2275	qreal x = point.x() / deltaX + m_minX;
Marek Rosa QChart mapping functions: return QPoint(0, 0) if series type is Pie...	r2351	qreal y = qPow(m_logBaseY, m_logLeftY + (m_size.height() - point.y()) / deltaY);
Marek Rosa Domains added	r2275	return QPointF(x, y);
		}

Marek Rosa Added attach/dettach axis domain implementations	r2290	bool XLogYDomain::attachAxis(QAbstractAxis* axis)
		{
		QLogValueAxis logAxis = qobject_cast<QLogValueAxis >(axis);

Marek Rosa Fix to domain initialization when log base was preset on axis before adding it to chart	r2295	if(logAxis && logAxis->orientation()==Qt::Vertical){
Marek Rosa Added attach/dettach axis domain implementations	r2290	QObject::connect(logAxis, SIGNAL(baseChanged(qreal)), this, SLOT(handleVerticalAxisBaseChanged(qreal)));
Marek Rosa Fix to domain initialization when log base was preset on axis before adding it to chart	r2295	handleVerticalAxisBaseChanged(logAxis->base());
Marek Rosa Negative values with log axis handled	r2356	}
Michal Klocek bugfix signals not reconnected when domain changed	r2292	return AbstractDomain::attachAxis(axis);
Marek Rosa Added attach/dettach axis domain implementations	r2290	}

		bool XLogYDomain::detachAxis(QAbstractAxis* axis)
		{
		QLogValueAxis logAxis = qobject_cast<QLogValueAxis >(axis);

		if(logAxis && logAxis->orientation()==Qt::Vertical)
		QObject::disconnect(logAxis, SIGNAL(baseChanged(qreal)), this, SLOT(handleVerticalAxisBaseChanged(qreal)));

Michal Klocek bugfix signals not reconnected when domain changed	r2292	return AbstractDomain::detachAxis(axis);
Marek Rosa Added attach/dettach axis domain implementations	r2290	}

		void XLogYDomain::handleVerticalAxisBaseChanged(qreal baseY)
		{
		m_logBaseY = baseY;
Marek Rosa QChart mapping functions: return QPoint(0, 0) if series type is Pie...	r2351	qreal logMinY = log10(m_minY) / log10(m_logBaseY);
		qreal logMaxY = log10(m_maxY) / log10(m_logBaseY);
		m_logLeftY = logMinY < logMaxY ? logMinY : logMaxY;
		m_logRightY = logMinY > logMaxY ? logMinY : logMaxY;
Marek Rosa Fixed: chart not redrawing when logaxis's logBase value changed	r2322	emit updated();
Marek Rosa Added attach/dettach axis domain implementations	r2290	}

Marek Rosa Domains added	r2275	// operators

		bool QTCOMMERCIALCHART_AUTOTEST_EXPORT operator== (const XLogYDomain &domain1, const XLogYDomain &domain2)
		{
		return (qFuzzyIsNull(domain1.m_maxX - domain2.m_maxX) &&
		qFuzzyIsNull(domain1.m_maxY - domain2.m_maxY) &&
		qFuzzyIsNull(domain1.m_minX - domain2.m_minX) &&
		qFuzzyIsNull(domain1.m_minY - domain2.m_minY));
		}


		bool QTCOMMERCIALCHART_AUTOTEST_EXPORT operator!= (const XLogYDomain &domain1, const XLogYDomain &domain2)
		{
		return !(domain1 == domain2);
		}


		QDebug QTCOMMERCIALCHART_AUTOTEST_EXPORT operator<<(QDebug dbg, const XLogYDomain &domain)
		{
		dbg.nospace() << "AbstractDomain(" << domain.m_minX << ',' << domain.m_maxX << ',' << domain.m_minY << ',' << domain.m_maxY << ')' << domain.m_size;
		return dbg.maybeSpace();
		}

		#include "moc_xlogydomain_p.cpp"

		QTCOMMERCIALCHART_END_NAMESPACE