[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.cpp

@@ -0,0 +1,111 @@
+#include "card_state.h"
+
+void CardState::resetState(bool keepAnnotations)
+{
+    attacking = false;
+    counters.clear();
+    pt.clear();
+    if (!keepAnnotations) {
+        annotation.clear();
+    }
+    attachedTo = nullptr;
+}
+
+void CardState::setZone(CardZoneLogic *_zone)
+{
+    if (zone == _zone) {
+        return;
+    }
+
+    zone = _zone;
+    emit zoneChanged(zone);
+    emit stateChanged();
+}
+
+void CardState::setAttacking(bool _attacking)
+{
+    if (attacking == _attacking) {
+        return;
+    }
+    attacking = _attacking;
+    emit attackingChanged(_attacking);
+    emit stateChanged();
+}
+
+void CardState::insertCounter(int id, int value)
+{
+    counters.insert(id, value);
+
+    emit countersChanged(counters);
+    emit stateChanged();
+}
+
+void CardState::setCounter(int id, int value)
+{
+    if (value) {
+        counters[id] = value;
+    } else {
+        counters.remove(id);
+    }
+
+    emit countersChanged(counters);
+    emit stateChanged();
+}
+
+void CardState::clearCounters()
+{
+    counters.clear();
+    emit countersChanged(counters);
+    emit stateChanged();
+}
+
+void CardState::setAnnotation(const QString &_annotation)
+{
+    if (annotation == _annotation) {
+        return;
+    }
+    annotation = _annotation;
+    emit annotationChanged(annotation);
+    emit stateChanged();
+}
+
+void CardState::setPT(const QString &_pt)
+{
+    if (pt == _pt) {
+        return;
+    }
+    pt = _pt;
+    emit ptChanged(pt);
+    emit stateChanged();
+}
+
+void CardState::setDoesntUntap(bool _doesntUntap)
+{
+    if (doesntUntap == _doesntUntap) {
+        return;
+    }
+    doesntUntap = _doesntUntap;
+    emit doesntUntapChanged(_doesntUntap);
+    emit stateChanged();
+}
+
+void CardState::setDestroyOnZoneChange(bool _destroyOnZoneChange)
+{
+    if (destroyOnZoneChange == _destroyOnZoneChange) {
+        return;
+    }
+
+    destroyOnZoneChange = _destroyOnZoneChange;
+    emit destroyOnZoneChangeChanged(_destroyOnZoneChange);
+    emit stateChanged();
+}
+
+void CardState::setAttachedTo(CardItem *_attachedTo)
+{
+    if (attachedTo == _attachedTo) {
+        return;
+    }
+    attachedTo = _attachedTo;
+    emit attachedToChanged(_attachedTo);
+    emit stateChanged();
+}