HUGO: Adding engine to the main tree

svn-id: r52137

1 files changed, 84 insertions, 0 deletions

diff --git a/engines/hugo/route.h b/engines/hugo/route.h
new file mode 100755
index 0000000000..b21aadbbbd
--- /dev/null
+++ b/engines/hugo/route.h
@@ -0,0 +1,84 @@
+/* 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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+/*
+ * This code is based on original Hugo Trilogy source code
+ *
+ * Copyright (c) 1989-1995 David P. Gray
+ *
+ */
+
+#ifndef HUGO_ROUTE_H
+#define HUGO_ROUTE_H
+
+namespace Hugo {
+
+#define kMapBound 1                                 // Mark a boundary outline
+#define kMapFill  2                                 // Mark a boundary filled
+#define kMaxSeg   256                               // Maximum number of segments
+#define kMaxNodes 256                               // Maximum nodes in route
+#define DEBUG_ROUTE FALSE
+
+struct Point {
+	int x;
+	int y;
+};
+
+struct segment_t {                                  // Search segment
+	int16 y;                                        // y position
+	int16 x1, x2;                                   // Range of segment
+};
+
+class Route {
+public:
+	Route(HugoEngine &vm);
+
+	void processRoute();
+	bool startRoute(go_t go_for, short id, short cx, short cy);
+	void setDirection(uint16 keyCode);
+	void setWalk(uint16 direction);
+
+private:
+	HugoEngine &_vm;
+
+	byte _boundaryMap[YPIX][XPIX];                  // Boundary byte map
+	segment_t _segment[kMaxSeg];                    // List of points in fill-path
+	Point _route[kMaxNodes];                        // List of nodes in route (global)
+	int16 _segmentNumb;                             // Count number of segments
+	int16 _routeListIndex;                          // Index into route list
+	int16 _destX;
+	int16 _destY;
+	int16 _heroWidth;                               // Hero width
+	bool  _routeFoundFl;                            // TRUE when path found
+	bool  _fullStackFl;                             // TRUE if stack exhausted
+	bool  _fullSegmentFl;                           // Segments exhausted
+
+	void segment(int16 x, int16 y);
+	bool findRoute(int16 cx, int16 cy);
+	Point *newNode();
+};
+
+} // end of namespace Hugo
+#endif //HUGO_ROUTE_H