1 files changed, 69 insertions, 0 deletions
diff --git a/kpat/pile_algorithms.cpp b/kpat/pile_algorithms.cpp
new file mode 100644
index 00000000..7ca3469c
--- /dev/null
+++ b/kpat/pile_algorithms.cpp
@@ -0,0 +1,69 @@
+#include "pile.h"
+#include <kdebug.h>
+
+bool Pile::add_klondikeTarget( const CardList& c2 ) const
+{
+    Card *newone = c2.first();
+    if (isEmpty())
+        return (newone->rank() == Card::Ace);
+
+    return (newone->rank() == top()->rank() + 1)
+          && (top()->suit() == newone->suit());
+}
+
+bool Pile::add_klondikeStore(  const CardList& c2 ) const
+{
+    Card *newone = c2.first();
+    if (isEmpty()) {
+        return (newone->rank() == Card::King);
+    }
+
+    return (newone->rank() == top()->rank() - 1)
+        && (top()->isRed() != newone->isRed());
+}
+
+bool Pile::add_gypsyStore( const CardList& c2) const
+{
+    Card *newone = c2.first();
+    if (isEmpty())
+        return true;
+
+    return (newone->rank() == top()->rank() - 1)
+             && (top()->isRed() != newone->isRed());
+}
+
+bool Pile::add_freeCell( const CardList & cards) const
+{
+    return (cards.count() == 1 && isEmpty());
+}
+
+bool Pile::remove_freecellStore( const Card *c) const
+{
+    // ok if just one card
+    if (c == top())
+        return true;
+
+    // Now we're trying to move two or more cards.
+
+    // First, let's check if the column is in valid
+    // (that is, in sequence, alternated colors).
+    int index = indexOf(c) + 1;
+    const Card *before = c;
+    while (true)
+    {
+        c = at(index++);
+
+        if (!((c->rank() == (before->rank()-1))
+              && (c->isRed() != before->isRed())))
+        {
+            kdDebug(11111) << c->name() << " - " << before->name() << endl;
+            return false;
+        }
+        if (c == top())
+            return true;
+        before = c;
+    }
+
+    return true;
+}
+