1 files changed, 36 insertions, 1 deletions

diff --git a/kpat/dealer.h b/kpat/dealer.h
index 7dfc5825..0704433b 100644
--- a/kpat/dealer.h
+++ b/kpat/dealer.h
@@ -3,6 +3,7 @@
 
 #include "pile.h"
 #include "hint.h"
+#include <tqdom.h>
 #include <krandomsequence.h>
 
 class TQDomDocument;
@@ -38,7 +39,41 @@ public:
     virtual Dealer *createGame(TDEMainWindow *parent) = 0;
 };
 
-class CardState;
+class CardState {
+public:
+    Card *it;
+    Pile *source;
+    double x;
+    double y;
+    double z;
+    bool faceup;
+    bool tookdown;
+    int source_index;
+    CardState() {}
+public:
+    // as every card is only once we can sort after the card.
+    // < is the same as <= in that context. == is different
+    bool operator<(const CardState &rhs) const { return it < rhs.it; }
+    bool operator<=(const CardState &rhs) const { return it <= rhs.it; }
+    bool operator>(const CardState &rhs) const { return it > rhs.it; }
+    bool operator>=(const CardState &rhs) const { return it > rhs.it; }
+    bool operator==(const CardState &rhs) const {
+        return (it == rhs.it && source == rhs.source && x == rhs.x &&
+                y == rhs.y && z == rhs.z && faceup == rhs.faceup
+                && source_index == rhs.source_index && tookdown == rhs.tookdown);
+    }
+    void fillNode(TQDomElement &e) const {
+        e.setAttribute("value", it->rank());
+        e.setAttribute("suit", it->suit());
+        e.setAttribute("source", source->index());
+        e.setAttribute("x", x);
+        e.setAttribute("y", y);
+        e.setAttribute("z", z);
+        e.setAttribute("faceup", faceup);
+        e.setAttribute("tookdown", tookdown);
+        e.setAttribute("source_index", source_index);
+    }
+};
 
 typedef TQValueList<CardState> CardStateList;