global.h

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/***************************************************************************
**                                                                        **
**  QCustomPlot, an easy to use, modern plotting widget for Qt            **
**  Copyright (C) 2011, 2012, 2013, 2014 Emanuel Eichhammer               **
**                                                                        **
**  This program is free software: you can redistribute it and/or modify  **
**  it under the terms of the GNU General Public License as published by  **
**  the Free Software Foundation, either version 3 of the License, or     **
**  (at your option) any later version.                                   **
**                                                                        **
**  This program is distributed in the hope that it will be useful,       **
**  but WITHOUT ANY WARRANTY; without even the implied warranty of        **
**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         **
**  GNU General Public License for more details.                          **
**                                                                        **
**  You should have received a copy of the GNU General Public License     **
**  along with this program.  If not, see http://www.gnu.org/licenses/.   **
**                                                                        **
****************************************************************************
**           Author: Emanuel Eichhammer                                   **
**  Website/Contact: http://www.qcustomplot.com/                          **
**             Date: 07.04.14                                             **
**          Version: 1.2.1                                                **
****************************************************************************/
#ifndef QCP_GLOBAL_H
#define QCP_GLOBAL_H

// amalgamation: include begin
#include <QObject>
#include <QPointer>
#include <QWidget>
#include <QPainter>
#include <QPaintEvent>
#include <QMouseEvent>
#include <QPixmap>
#include <QVector>
#include <QString>
#include <QDateTime>
#include <QMultiMap>
#include <QFlags>
#include <QDebug>
#include <QVector2D>
#include <QStack>
#include <QCache>
#include <QMargins>
#include <qmath.h>
#include <limits>
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
#  include <qnumeric.h>
#  include <QPrinter>
#  include <QPrintEngine>
#else
#  include <QtNumeric>
#  include <QtPrintSupport>
#endif
// amalgamation: include end

// decl definitions for shared library compilation/usage:
#if defined(QCUSTOMPLOT_COMPILE_LIBRARY)
#  define QCP_LIB_DECL Q_DECL_EXPORT
#elif defined(QCUSTOMPLOT_USE_LIBRARY)
#  define QCP_LIB_DECL Q_DECL_IMPORT
#else
#  define QCP_LIB_DECL
#endif

namespace QCP
{
enum MarginSide { msLeft     = 0x01 
                  ,msRight   = 0x02 
                  ,msTop     = 0x04 
                  ,msBottom  = 0x08 
                  ,msAll     = 0xFF 
                  ,msNone    = 0x00 
                };
Q_DECLARE_FLAGS(MarginSides, MarginSide)


enum AntialiasedElement { aeAxes           = 0x0001 
                          ,aeGrid          = 0x0002 
                          ,aeSubGrid       = 0x0004 
                          ,aeLegend        = 0x0008 
                          ,aeLegendItems   = 0x0010 
                          ,aePlottables    = 0x0020 
                          ,aeItems         = 0x0040 
                          ,aeScatters      = 0x0080 
                          ,aeErrorBars     = 0x0100 
                          ,aeFills         = 0x0200 
                          ,aeZeroLine      = 0x0400 
                          ,aeAll           = 0xFFFF 
                          ,aeNone          = 0x0000 
                        };
Q_DECLARE_FLAGS(AntialiasedElements, AntialiasedElement)


enum PlottingHint { phNone            = 0x000 
                    ,phFastPolylines  = 0x001 

                    ,phForceRepaint   = 0x002 

                    ,phCacheLabels    = 0x004 
                  };
Q_DECLARE_FLAGS(PlottingHints, PlottingHint)


enum Interaction { iRangeDrag         = 0x001 
                   ,iRangeZoom        = 0x002 
                   ,iMultiSelect      = 0x004 
                   ,iSelectPlottables = 0x008 
                   ,iSelectAxes       = 0x010 
                   ,iSelectLegend     = 0x020 
                   ,iSelectItems      = 0x040 
                   ,iSelectOther      = 0x080 
                 };
Q_DECLARE_FLAGS(Interactions, Interaction)


inline bool isInvalidData(double value)
{
  return qIsNaN(value) || qIsInf(value);
}

inline bool isInvalidData(double value1, double value2)
{
  return isInvalidData(value1) || isInvalidData(value2);
}

inline void setMarginValue(QMargins &margins, QCP::MarginSide side, int value)
{
  switch (side)
  {
    case QCP::msLeft: margins.setLeft(value); break;
    case QCP::msRight: margins.setRight(value); break;
    case QCP::msTop: margins.setTop(value); break;
    case QCP::msBottom: margins.setBottom(value); break;
    case QCP::msAll: margins = QMargins(value, value, value, value); break;
    default: break;
  }
}

inline int getMarginValue(const QMargins &margins, QCP::MarginSide side)
{
  switch (side)
  {
    case QCP::msLeft: return margins.left();
    case QCP::msRight: return margins.right();
    case QCP::msTop: return margins.top();
    case QCP::msBottom: return margins.bottom();
    default: break;
  }
  return 0;
}

} // end of namespace QCP

Q_DECLARE_OPERATORS_FOR_FLAGS(QCP::AntialiasedElements)
Q_DECLARE_OPERATORS_FOR_FLAGS(QCP::PlottingHints)
Q_DECLARE_OPERATORS_FOR_FLAGS(QCP::MarginSides)
Q_DECLARE_OPERATORS_FOR_FLAGS(QCP::Interactions)

#endif // QCP_GLOBAL_H