DisplayProperties.h

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#ifndef DisplayProperties_H
#define DisplayProperties_H

#include <QObject>

// This is required since QColor is in a slot
#include <QColor>

#include "XmlStackedHandler.h"

class QAction;
class QBitArray;
class QXmlStreamWriter;

namespace Isis {
  class FileName;
  class Project;
  class Pvl;
  class PvlObject;

  class DisplayProperties : public QObject {
      Q_OBJECT
    public:
      DisplayProperties(QString displayName, QObject *parent = NULL);
      DisplayProperties(XmlStackedHandlerReader *xmlReader, QObject *parent = NULL);
      virtual ~DisplayProperties();

      void fromPvl(const PvlObject &pvl);
      void save(QXmlStreamWriter &stream, const Project *project, FileName newProjectRoot) const;
      PvlObject toPvl() const;

      void addSupport(int property);
      bool supports(int property);

      QVariant getValue(int property) const;

      void setDisplayName(QString displayName);
      QString displayName() const;

      static QColor randomColor();

    signals:
      void propertyChanged(DisplayProperties *);
      void supportAdded(int);

    protected:
      void setValue(int prop, QVariant value);

    private:
      Q_DISABLE_COPY(DisplayProperties);

      class XmlHandler : public XmlStackedHandler {
        public:
          XmlHandler(DisplayProperties *displayProperties);

          virtual bool startElement(const QString &namespaceURI, const QString &localName,
                                    const QString &qName, const QXmlAttributes &atts);

          virtual bool characters(const QString &ch);

          virtual bool endElement(const QString &namespaceURI, const QString &localName,
                                  const QString &qName);

        private:
          Q_DISABLE_COPY(XmlHandler);

          DisplayProperties *m_displayProperties;
          QString m_hexData;
      };


    private:

      QString m_displayName;

      int m_propertiesUsed;

      QMap<int, QVariant> *m_propertyValues;
  };
}

#endif