[Game] Move state fields out of CardItem (#6904)

* [Game] Move state fields out of CardItem

Took 1 hour 2 minutes

* Move stuff into .cpp

Took 14 minutes

* Signals pass changed values as params

Took 2 minutes

* Comments.

Took 23 minutes

---------

Co-authored-by: Lukas Brübach <Bruebach.Lukas@bdosecurity.de>

cockatrice/src/game/board/card_state.h

@@ -0,0 +1,103 @@
+#ifndef COCKATRICE_CARD_STATE_H
+#define COCKATRICE_CARD_STATE_H
+
+#include <QMap>
+#include <QObject>
+
+class CardZoneLogic;
+class CardItem;
+class CardState : public QObject
+{
+    Q_OBJECT
+
+private:
+    bool attacking = false;
+    QMap<int, int> counters;
+    QString annotation;
+    QString pt;
+    bool doesntUntap = false;
+    bool destroyOnZoneChange = false;
+
+    CardItem *attachedTo = nullptr;
+    CardZoneLogic *zone = nullptr;
+
+signals:
+    void stateChanged();
+
+    void attackingChanged(bool newValue);
+    void countersChanged(const QMap<int, int> &newCounters);
+    void annotationChanged(const QString &newAnnotation);
+    void ptChanged(const QString &newPt);
+    void doesntUntapChanged(bool newValue);
+    void destroyOnZoneChangeChanged(bool newValue);
+    void attachedToChanged(CardItem *newAttachedTo);
+    void zoneChanged(CardZoneLogic *newZone);
+
+public:
+    explicit CardState(QObject *parent, CardZoneLogic *_zone) : QObject(parent), zone(_zone)
+    {
+    }
+
+    void resetState(bool keepAnnotations);
+
+    CardZoneLogic *getZone() const
+    {
+        return zone;
+    }
+
+    void setZone(CardZoneLogic *_zone);
+
+    bool getAttacking() const
+    {
+        return attacking;
+    }
+    void setAttacking(bool _attacking);
+
+    const QMap<int, int> &getCounters() const
+    {
+        return counters;
+    }
+
+    void insertCounter(int id, int value);
+
+    void setCounter(int id, int value);
+
+    void clearCounters();
+
+    QString getAnnotation() const
+    {
+        return annotation;
+    }
+
+    void setAnnotation(const QString &_annotation);
+
+    QString getPT() const
+    {
+        return pt;
+    }
+
+    void setPT(const QString &_pt);
+
+    bool getDoesntUntap() const
+    {
+        return doesntUntap;
+    }
+
+    void setDoesntUntap(bool _doesntUntap);
+
+    bool getDestroyOnZoneChange() const
+    {
+        return destroyOnZoneChange;
+    }
+
+    void setDestroyOnZoneChange(bool _destroyOnZoneChange);
+
+    CardItem *getAttachedTo() const
+    {
+        return attachedTo;
+    }
+
+    void setAttachedTo(CardItem *_attachedTo);
+};
+
+#endif // COCKATRICE_CARD_STATE_H