-// $Id$
-//
// SuperTux
// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
//
-// 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 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 3 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
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef HEADER_SUPERTUX_OBJECT_PATH_WALKER_HPP
+#define HEADER_SUPERTUX_OBJECT_PATH_WALKER_HPP
-#ifndef __PATH_WALKER_HPP__
-#define __PATH_WALKER_HPP__
+#include <string.h>
-#include "path.hpp"
-#include "math/vector.hpp"
-#include "game_object.hpp"
-#include "lisp/lisp.hpp"
-#include "serializable.hpp"
+#include "object/path.hpp"
/**
* A walker that travels along a path
class PathWalker
{
public:
- PathWalker(const Path* path);
+ PathWalker(const Path* path, bool running = true);
virtual ~PathWalker();
/**
- * advanves the path walker on the path and returns the position delta
- * to the last position
+ * advances the path walker on the path and returns its new position
*/
virtual Vector advance(float elapsed_time);
+ /** current position of path walker */
+ Vector get_pos();
+
/** advance until at given node, then stop */
void goto_node(int node_no);
/** stop advancing automatically */
void stop_moving();
+ /** returns true if PathWalker is currently moving */
+ bool is_moving() {
+ return running;
+ }
+
const Path* path;
private:
void advance_node();
void goback_node();
-
+
+ /**
+ * set to false to immediately stop advancing
+ */
+ bool running;
+
size_t current_node_nr;
size_t next_node_nr;
*/
int stop_at_node_nr;
- Vector last_pos;
-
/**
* the position between the current node and the next node as fraction
* between 0 and 1
float node_mult;
float walking_speed;
+
+private:
+ PathWalker(const PathWalker&);
+ PathWalker& operator=(const PathWalker&);
};
#endif
+
+/* EOF */