1 files changed, 81 insertions, 0 deletions
diff --git a/engines/zvision/puzzle.h b/engines/zvision/puzzle.h
new file mode 100644
index 0000000000..1e730365dc
--- /dev/null
+++ b/engines/zvision/puzzle.h
@@ -0,0 +1,81 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef ZVISION_PUZZLE_H
+#define ZVISION_PUZZLE_H
+
+#include "zvision/actions.h"
+
+#include "common/list.h"
+#include "common/ptr.h"
+
+
+namespace ZVision {
+
+struct Puzzle {
+	Puzzle() : key(0), flags(0) {}
+
+	~Puzzle() {
+		for (Common::List<ResultAction *>::iterator iter = resultActions.begin(); iter != resultActions.end(); ++iter) {
+			delete *iter;
+		}
+	}
+
+	/** How criteria should be decided */
+	enum CriteriaOperator {
+		EQUAL_TO,
+		NOT_EQUAL_TO,
+		GREATER_THAN,
+		LESS_THAN
+	};
+
+	/** Criteria for a Puzzle result to be fired */
+	struct CriteriaEntry {
+		/** The key of a global state */
+		uint32 key;
+		/**  
+		 * What we're comparing the value of the global state against
+		 * This can either be a pure value or it can be the key of another global state
+		 */
+		uint32 argument;
+		/** How to do the comparison */
+		CriteriaOperator criteriaOperator;
+		/** Whether 'argument' is the key of a global state (true) or a pure value (false) */
+		bool argumentIsAKey;
+	};
+
+	enum StateFlags {
+		ONCE_PER_INST = 0x01,
+		DO_ME_NOW = 0x02, // Somewhat useless flag since anything that needs to be done immediately has no criteria
+		DISABLED = 0x04
+	};
+
+	uint32 key;
+	Common::List<Common::List <CriteriaEntry> > criteriaList;
+	// This has to be list of pointers because ResultAction is abstract
+	Common::List<ResultAction *> resultActions;
+	uint flags;
+};
+
+} // End of namespace ZVision
+
+#endif