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

QBarCategoryAxis doesn't notify domain on category remove...

QBarCategoryAxis doesn't notify domain on category remove If category is removed from the middle or a new one is inserted into middle the domain doesn't get notification about this. However removing first or last category or inserting a new at the beginning or at the end is working. Change-Id: I1eea3ea0c3e9fa1e0b2ff8dfbe56ae6848839991 Reviewed-by: Mika Salmela <mika.salmela@digia.com>

Miikka Heikkinen - - Load All Authors

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             logxlogypolardomain.cpp
        
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        Miikka Heikkinen
    
Add Polar chart support...

              r2483
            
      /****************************************************************************

      **

      ** Copyright (C) 2013 Digia Plc

      ** 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 "logxlogypolardomain_p.h"

      #include "qabstractaxis_p.h"

      #include "qlogvalueaxis.h"

      #include <qmath.h>

      QTCOMMERCIALCHART_BEGIN_NAMESPACE

      LogXLogYPolarDomain::LogXLogYPolarDomain(QObject *parent)

          : PolarDomain(parent),

            m_logLeftX(0),

            m_logRightX(1),

            m_logBaseX(10),

            m_logInnerY(0),

            m_logOuterY(1),

            m_logBaseY(10)

      {

      }

      LogXLogYPolarDomain::~LogXLogYPolarDomain()

      {

      }

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

      {

          bool axisXChanged = false;

          bool axisYChanged = false;

          adjustLogDomainRanges(minX, maxX);

          adjustLogDomainRanges(minY, maxY);

          if (!qFuzzyCompare(m_minX, minX) || !qFuzzyCompare(m_maxX, maxX)) {

              m_minX = minX;

              m_maxX = maxX;

              axisXChanged = true;

              qreal logMinX = log10(m_minX) / log10(m_logBaseX);

              qreal logMaxX = log10(m_maxX) / log10(m_logBaseX);

              m_logLeftX = logMinX < logMaxX ? logMinX : logMaxX;

              m_logRightX = logMinX > logMaxX ? logMinX : logMaxX;

              if (!m_signalsBlocked)

                  emit rangeHorizontalChanged(m_minX, m_maxX);

          }

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

              m_minY = minY;

              m_maxY = maxY;

              axisYChanged = true;

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

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

              m_logInnerY = logMinY < logMaxY ? logMinY : logMaxY;

              m_logOuterY = logMinY > logMaxY ? logMinY : logMaxY;

              if (!m_signalsBlocked)

                  emit rangeVerticalChanged(m_minY, m_maxY);

          }

          if (axisXChanged || axisYChanged)

              emit updated();

      }

      void LogXLogYPolarDomain::zoomIn(const QRectF &rect)

      {

        Miikka Heikkinen
    
Added QChart::zoomReset() and QChart::isZoomed()...

              r2545
            
          storeZoomReset();

        Miikka Heikkinen
    
Add Polar chart support...

              r2483
            
          qreal logLeftX = rect.left() * (m_logRightX - m_logLeftX) / m_size.width() + m_logLeftX;

          qreal logRightX = rect.right() * (m_logRightX - m_logLeftX) / m_size.width() + m_logLeftX;

          qreal leftX = qPow(m_logBaseX, logLeftX);

          qreal rightX = qPow(m_logBaseX, logRightX);

          qreal minX = leftX < rightX ? leftX : rightX;

          qreal maxX = leftX > rightX ? leftX : rightX;

          qreal logLeftY = m_logOuterY - rect.bottom() * (m_logOuterY - m_logInnerY) / m_size.height();

          qreal logRightY = m_logOuterY - rect.top() * (m_logOuterY - m_logInnerY) / 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;

          setRange(minX, maxX, minY, maxY);

      }

      void LogXLogYPolarDomain::zoomOut(const QRectF &rect)

      {

        Miikka Heikkinen
    
Added QChart::zoomReset() and QChart::isZoomed()...

              r2545
            
          storeZoomReset();

        Miikka Heikkinen
    
Add Polar chart support...

              r2483
            
          const qreal factorX = m_size.width() / rect.width();

          qreal logLeftX = m_logLeftX + (m_logRightX - m_logLeftX) / 2.0 * (1.0 - factorX);

          qreal logRIghtX = m_logLeftX + (m_logRightX - m_logLeftX) / 2.0 * (1.0 + factorX);

          qreal leftX = qPow(m_logBaseX, logLeftX);

          qreal rightX = qPow(m_logBaseX, logRIghtX);

          qreal minX = leftX < rightX ? leftX : rightX;

          qreal maxX = leftX > rightX ? leftX : rightX;

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

          qreal newLogMinY = m_logInnerY + (m_logOuterY - m_logInnerY) / 2.0 * (1.0 - factorY);

          qreal newLogMaxY = m_logInnerY + (m_logOuterY - m_logInnerY) / 2.0 * (1.0 + 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;

          setRange(minX, maxX, minY, maxY);

      }

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

      {

          qreal stepX = dx * (m_logRightX - m_logLeftX) / m_size.width();

          qreal leftX = qPow(m_logBaseX, m_logLeftX + stepX);

          qreal rightX = qPow(m_logBaseX, m_logRightX + stepX);

          qreal minX = leftX < rightX ? leftX : rightX;

          qreal maxX = leftX > rightX ? leftX : rightX;

          qreal stepY = dy * (m_logOuterY - m_logInnerY) / m_radius;

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

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

          qreal minY = leftY < rightY ? leftY : rightY;

          qreal maxY = leftY > rightY ? leftY : rightY;

          setRange(minX, maxX, minY, maxY);

      }

      qreal LogXLogYPolarDomain::toAngularCoordinate(qreal value, bool &ok) const

      {

          qreal retVal;

          if (value <= 0) {

              ok = false;

              retVal = 0.0;

          } else {

              ok =  true;

              const qreal tickSpan = 360.0 / qAbs(m_logRightX - m_logLeftX);

              const qreal logValue = log10(value) / log10(m_logBaseX);

              const qreal valueDelta = logValue - m_logLeftX;

              retVal = valueDelta * tickSpan;

          }

          return retVal;

      }

      qreal LogXLogYPolarDomain::toRadialCoordinate(qreal value, bool &ok) const

      {

          qreal retVal;

          if (value <= 0) {

              ok = false;

              retVal = 0.0;

          } else {

              ok =  true;

              const qreal tickSpan = m_radius / qAbs(m_logOuterY - m_logInnerY);

              const qreal logValue = log10(value) / log10(m_logBaseY);

              const qreal valueDelta = logValue - m_logInnerY;

              retVal = valueDelta * tickSpan;

              if (retVal < 0.0)

                  retVal = 0.0;

          }

          return retVal;

      }

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

      {

          if (point == m_center)

              return QPointF(0.0, m_minY);

          QLineF line(m_center, point);

          qreal a = 90.0 - line.angle();

          if (a < 0.0)

              a += 360.0;

          const qreal deltaX = 360.0 / qAbs(m_logRightX - m_logLeftX);

          a = qPow(m_logBaseX, m_logLeftX + (a / deltaX));

          const qreal deltaY = m_radius / qAbs(m_logOuterY - m_logInnerY);

          qreal r = qPow(m_logBaseY, m_logInnerY + (line.length() / deltaY));

          return QPointF(a, r);

      }

      bool LogXLogYPolarDomain::attachAxis(QAbstractAxis *axis)

      {

          AbstractDomain::attachAxis(axis);

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

          if (logAxis && logAxis->orientation() == Qt::Horizontal) {

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

              handleHorizontalAxisBaseChanged(logAxis->base());

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

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

              handleVerticalAxisBaseChanged(logAxis->base());

          }

          return true;

      }

      bool LogXLogYPolarDomain::detachAxis(QAbstractAxis *axis)

      {

          AbstractDomain::detachAxis(axis);

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

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

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

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

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

          return true;

      }

      void LogXLogYPolarDomain::handleHorizontalAxisBaseChanged(qreal baseX)

      {

          m_logBaseX = baseX;

          qreal logMinX = log10(m_minX) / log10(m_logBaseX);

          qreal logMaxX = log10(m_maxX) / log10(m_logBaseX);

          m_logLeftX = logMinX < logMaxX ? logMinX : logMaxX;

          m_logRightX = logMinX > logMaxX ? logMinX : logMaxX;

          emit updated();

      }

      void LogXLogYPolarDomain::handleVerticalAxisBaseChanged(qreal baseY)

      {

          m_logBaseY = baseY;

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

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

          m_logInnerY = logMinY < logMaxY ? logMinY : logMaxY;

          m_logOuterY = logMinY > logMaxY ? logMinY : logMaxY;

          emit updated();

      }

      // operators

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

      {

          return !(domain1 == domain2);

      }

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

      {

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

          return dbg.maybeSpace();

      }

      #include "moc_logxlogypolardomain_p.cpp"

      QTCOMMERCIALCHART_END_NAMESPACE

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Miikka Heikkinen Add Polar chart support...	r2483	/****************************************************************************
		**
		** Copyright (C) 2013 Digia Plc
		** 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 "logxlogypolardomain_p.h"
		#include "qabstractaxis_p.h"
		#include "qlogvalueaxis.h"
		#include <qmath.h>

		QTCOMMERCIALCHART_BEGIN_NAMESPACE

		LogXLogYPolarDomain::LogXLogYPolarDomain(QObject *parent)
		: PolarDomain(parent),
		m_logLeftX(0),
		m_logRightX(1),
		m_logBaseX(10),
		m_logInnerY(0),
		m_logOuterY(1),
		m_logBaseY(10)
		{
		}

		LogXLogYPolarDomain::~LogXLogYPolarDomain()
		{
		}

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

		adjustLogDomainRanges(minX, maxX);
		adjustLogDomainRanges(minY, maxY);

		if (!qFuzzyCompare(m_minX, minX) \|\| !qFuzzyCompare(m_maxX, maxX)) {
		m_minX = minX;
		m_maxX = maxX;
		axisXChanged = true;
		qreal logMinX = log10(m_minX) / log10(m_logBaseX);
		qreal logMaxX = log10(m_maxX) / log10(m_logBaseX);
		m_logLeftX = logMinX < logMaxX ? logMinX : logMaxX;
		m_logRightX = logMinX > logMaxX ? logMinX : logMaxX;
		if (!m_signalsBlocked)
		emit rangeHorizontalChanged(m_minX, m_maxX);
		}

		if (!qFuzzyIsNull(m_minY - minY) \|\| !qFuzzyIsNull(m_maxY - maxY)) {
		m_minY = minY;
		m_maxY = maxY;
		axisYChanged = true;
		qreal logMinY = log10(m_minY) / log10(m_logBaseY);
		qreal logMaxY = log10(m_maxY) / log10(m_logBaseY);
		m_logInnerY = logMinY < logMaxY ? logMinY : logMaxY;
		m_logOuterY = logMinY > logMaxY ? logMinY : logMaxY;
		if (!m_signalsBlocked)
		emit rangeVerticalChanged(m_minY, m_maxY);
		}

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

		void LogXLogYPolarDomain::zoomIn(const QRectF &rect)
		{
Miikka Heikkinen Added QChart::zoomReset() and QChart::isZoomed()...	r2545	storeZoomReset();
Miikka Heikkinen Add Polar chart support...	r2483	qreal logLeftX = rect.left() * (m_logRightX - m_logLeftX) / m_size.width() + m_logLeftX;
		qreal logRightX = rect.right() * (m_logRightX - m_logLeftX) / m_size.width() + m_logLeftX;
		qreal leftX = qPow(m_logBaseX, logLeftX);
		qreal rightX = qPow(m_logBaseX, logRightX);
		qreal minX = leftX < rightX ? leftX : rightX;
		qreal maxX = leftX > rightX ? leftX : rightX;

		qreal logLeftY = m_logOuterY - rect.bottom() * (m_logOuterY - m_logInnerY) / m_size.height();
		qreal logRightY = m_logOuterY - rect.top() * (m_logOuterY - m_logInnerY) / 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;

		setRange(minX, maxX, minY, maxY);
		}

		void LogXLogYPolarDomain::zoomOut(const QRectF &rect)
		{
Miikka Heikkinen Added QChart::zoomReset() and QChart::isZoomed()...	r2545	storeZoomReset();
Miikka Heikkinen Add Polar chart support...	r2483	const qreal factorX = m_size.width() / rect.width();

		qreal logLeftX = m_logLeftX + (m_logRightX - m_logLeftX) / 2.0 * (1.0 - factorX);
		qreal logRIghtX = m_logLeftX + (m_logRightX - m_logLeftX) / 2.0 * (1.0 + factorX);
		qreal leftX = qPow(m_logBaseX, logLeftX);
		qreal rightX = qPow(m_logBaseX, logRIghtX);
		qreal minX = leftX < rightX ? leftX : rightX;
		qreal maxX = leftX > rightX ? leftX : rightX;

		const qreal factorY = m_size.height() / rect.height();
		qreal newLogMinY = m_logInnerY + (m_logOuterY - m_logInnerY) / 2.0 * (1.0 - factorY);
		qreal newLogMaxY = m_logInnerY + (m_logOuterY - m_logInnerY) / 2.0 * (1.0 + 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;

		setRange(minX, maxX, minY, maxY);
		}

		void LogXLogYPolarDomain::move(qreal dx, qreal dy)
		{
		qreal stepX = dx * (m_logRightX - m_logLeftX) / m_size.width();
		qreal leftX = qPow(m_logBaseX, m_logLeftX + stepX);
		qreal rightX = qPow(m_logBaseX, m_logRightX + stepX);
		qreal minX = leftX < rightX ? leftX : rightX;
		qreal maxX = leftX > rightX ? leftX : rightX;

		qreal stepY = dy * (m_logOuterY - m_logInnerY) / m_radius;
		qreal leftY = qPow(m_logBaseY, m_logInnerY + stepY);
		qreal rightY = qPow(m_logBaseY, m_logOuterY + stepY);
		qreal minY = leftY < rightY ? leftY : rightY;
		qreal maxY = leftY > rightY ? leftY : rightY;

		setRange(minX, maxX, minY, maxY);
		}

		qreal LogXLogYPolarDomain::toAngularCoordinate(qreal value, bool &ok) const
		{
		qreal retVal;
		if (value <= 0) {
		ok = false;
		retVal = 0.0;
		} else {
		ok = true;
		const qreal tickSpan = 360.0 / qAbs(m_logRightX - m_logLeftX);
		const qreal logValue = log10(value) / log10(m_logBaseX);
		const qreal valueDelta = logValue - m_logLeftX;

		retVal = valueDelta * tickSpan;
		}
		return retVal;
		}

		qreal LogXLogYPolarDomain::toRadialCoordinate(qreal value, bool &ok) const
		{
		qreal retVal;
		if (value <= 0) {
		ok = false;
		retVal = 0.0;
		} else {
		ok = true;
		const qreal tickSpan = m_radius / qAbs(m_logOuterY - m_logInnerY);
		const qreal logValue = log10(value) / log10(m_logBaseY);
		const qreal valueDelta = logValue - m_logInnerY;

		retVal = valueDelta * tickSpan;

		if (retVal < 0.0)
		retVal = 0.0;
		}
		return retVal;
		}

		QPointF LogXLogYPolarDomain::calculateDomainPoint(const QPointF &point) const
		{
		if (point == m_center)
		return QPointF(0.0, m_minY);

		QLineF line(m_center, point);
		qreal a = 90.0 - line.angle();
		if (a < 0.0)
		a += 360.0;

		const qreal deltaX = 360.0 / qAbs(m_logRightX - m_logLeftX);
		a = qPow(m_logBaseX, m_logLeftX + (a / deltaX));

		const qreal deltaY = m_radius / qAbs(m_logOuterY - m_logInnerY);
		qreal r = qPow(m_logBaseY, m_logInnerY + (line.length() / deltaY));

		return QPointF(a, r);
		}

		bool LogXLogYPolarDomain::attachAxis(QAbstractAxis *axis)
		{
		AbstractDomain::attachAxis(axis);
		QLogValueAxis logAxis = qobject_cast<QLogValueAxis >(axis);

		if (logAxis && logAxis->orientation() == Qt::Horizontal) {
		QObject::connect(logAxis, SIGNAL(baseChanged(qreal)), this, SLOT(handleHorizontalAxisBaseChanged(qreal)));
		handleHorizontalAxisBaseChanged(logAxis->base());
		} else if (logAxis && logAxis->orientation() == Qt::Vertical){
		QObject::connect(logAxis, SIGNAL(baseChanged(qreal)), this, SLOT(handleVerticalAxisBaseChanged(qreal)));
		handleVerticalAxisBaseChanged(logAxis->base());
		}

		return true;
		}

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

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

		return true;
		}

		void LogXLogYPolarDomain::handleHorizontalAxisBaseChanged(qreal baseX)
		{
		m_logBaseX = baseX;
		qreal logMinX = log10(m_minX) / log10(m_logBaseX);
		qreal logMaxX = log10(m_maxX) / log10(m_logBaseX);
		m_logLeftX = logMinX < logMaxX ? logMinX : logMaxX;
		m_logRightX = logMinX > logMaxX ? logMinX : logMaxX;
		emit updated();
		}

		void LogXLogYPolarDomain::handleVerticalAxisBaseChanged(qreal baseY)
		{
		m_logBaseY = baseY;
		qreal logMinY = log10(m_minY) / log10(m_logBaseY);
		qreal logMaxY = log10(m_maxY) / log10(m_logBaseY);
		m_logInnerY = logMinY < logMaxY ? logMinY : logMaxY;
		m_logOuterY = logMinY > logMaxY ? logMinY : logMaxY;
		emit updated();
		}

		// operators

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


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

		#include "moc_logxlogypolardomain_p.cpp"

		QTCOMMERCIALCHART_END_NAMESPACE