Added a Joystick class.

1 files changed, 92 insertions, 0 deletions

diff --git a/src/joystick.h b/src/joystick.h
new file mode 100644
index 00000000..ebdfabeb
--- /dev/null
+++ b/src/joystick.h
@@ -0,0 +1,92 @@
+/*
+ *  The Mana World
+ *  Copyright 2004 The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  The Mana World 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
+ *  any later version.
+ *
+ *  The Mana World 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 The Mana World; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ *  $Id$
+ */
+
+#ifndef _TMW_JOYSTICK_H
+#define _TMW_JOYSTICK_H
+
+#include <SDL.h>
+
+class Joystick
+{
+    public:
+        /**
+         * Number of buttons we can handle
+         */
+        static const unsigned char MAX_BUTTONS = 6;
+
+        /**
+         * Directions, to be used as bitmask values
+         */
+        static const char UP = 1;
+        static const char DOWN = 2;
+        static const char LEFT = 4;
+        static const char RIGHT = 8;
+
+        /**
+         * Initializes the joystick subsystem
+         */
+        static void init();
+
+        /**
+         * Returns the number of available joysticks
+         */
+        static int getNumberOfJoysticks() { return joystickCount; }
+
+        /**
+         * Constructor, pass the number of the joystick the new object
+         * should access.
+         */
+        Joystick(int no);
+
+        ~Joystick();
+
+        /**
+         * Updates the direction and button information.
+         */
+        void update();
+
+        void startCalibration();
+        void finishCalibration();
+        bool isCalibrating() { return mCalibrating; };
+
+        bool buttonPressed(unsigned char no);
+
+        bool isUp() { return mDirection & UP; };
+        bool isDown() { return mDirection & DOWN; };
+        bool isLeft() { return mDirection & LEFT; };
+        bool isRight() { return mDirection & RIGHT; };
+
+    protected:
+        unsigned char mDirection;
+        bool mButtons[MAX_BUTTONS];
+        SDL_Joystick *mJoystick;
+
+        int mUpTolerance, mDownTolerance, mLeftTolerance, mRightTolerance;
+        bool mCalibrating;
+
+        static int joystickCount;
+
+        void doCalibration();
+};
+
+#endif