SG_USING_STD(map);
SG_USING_STD(vector);
+
+\f
+////////////////////////////////////////////////////////////////////////
+// General binding support.
+////////////////////////////////////////////////////////////////////////
+
+
/**
* An input binding of some sort.
*
* keyboard key, a joystick button or axis, or even a panel
* instrument.</p>
*/
-class FGBinding
+class FGBinding : public FGConditional
{
public:
virtual void fire () const;
+ /**
+ * Fire a binding with a scaled movement (rather than absolute position).
+ */
+ virtual void fire (double offset, double max) const;
+
+
/**
* Fire a binding with a setting (i.e. joystick axis).
*
private:
- void _fire (const SGPropertyNode *arg) const;
string _command_name;
SGCommandMgr::command_t _command;
- const SGPropertyNode * _arg;
+ mutable SGPropertyNode * _arg;
+ mutable SGPropertyNode * _setting;
+ mutable SGCommandState * _command_state;
};
+\f
+////////////////////////////////////////////////////////////////////////
+// General input mapping support.
+////////////////////////////////////////////////////////////////////////
+
+
/**
* Generic input module.
*
FG_MOD_MAX = 16 // enough to handle all combinations
};
- FGInput();
+
+ /**
+ * Default constructor.
+ */
+ FGInput ();
+
+
+ /**
+ * Destructor.
+ */
virtual ~FGInput();
//
virtual void init ();
virtual void bind ();
virtual void unbind ();
- virtual void update ();
+ virtual void update (double dt);
/**
virtual void doKey (int k, int modifiers, int x, int y);
-private:
+ /**
+ * Handle a mouse click event.
+ *
+ * @param button The mouse button selected.
+ * @param updown Button status.
+ * @param x The X position of the mouse event, in screen coordinates.
+ * @param y The Y position of the mouse event, in screen coordinates.
+ */
+ virtual void doMouseClick (int button, int updown, int x, int y);
- typedef vector<FGBinding> binding_list_t;
+ /**
+ * Handle mouse motion.
+ *
+ * @param x The new mouse x position, in screen coordinates.
+ * @param y The new mouse y position, in screen coordinates.
+ */
+ virtual void doMouseMotion (int x, int y);
+
+
+private:
// Constants
- static const int MAX_KEYS = 1024;
+ enum
+ {
+ MAX_KEYS = 1024,
+
#ifdef WIN32
- static const int MAX_JOYSTICKS = 2;
+ MAX_JOYSTICKS = 2,
#else
- static const int MAX_JOYSTICKS = 10;
+ MAX_JOYSTICKS = 10,
#endif
- static const int MAX_AXES = _JS_MAX_AXES;
- static const int MAX_BUTTONS = 32;
+ MAX_JOYSTICK_AXES = _JS_MAX_AXES,
+ MAX_JOYSTICK_BUTTONS = 32,
+
+ MAX_MICE = 1,
+ MAX_MOUSE_BUTTONS = 8
+ };
+ struct mouse;
+ friend struct mouse;
+ typedef vector<FGBinding *> binding_list_t;
/**
* Settings for a key or button.
*/
struct button {
- button ()
- : is_repeatable(false),
- last_state(-1)
- {}
+ button ();
+ virtual ~button ();
bool is_repeatable;
int last_state;
binding_list_t bindings[FG_MOD_MAX];
* Settings for a single joystick axis.
*/
struct axis {
- axis ()
- : last_value(9999999),
- tolerance(0.002)
- {}
+ axis ();
+ virtual ~axis ();
float last_value;
float tolerance;
binding_list_t bindings[FG_MOD_MAX];
+ float low_threshold;
+ float high_threshold;
+ struct button low;
+ struct button high;
};
* Settings for a joystick.
*/
struct joystick {
- virtual ~joystick () {
- delete js;
- delete[] axes;
- delete[] buttons;
- }
+ joystick ();
+ virtual ~joystick ();
+ int jsnum;
+ jsJoystick * js;
int naxes;
int nbuttons;
- jsJoystick * js;
axis * axes;
button * buttons;
};
+ /**
+ * Settings for a mouse mode.
+ */
+ struct mouse_mode {
+ mouse_mode ();
+ virtual ~mouse_mode ();
+ int cursor;
+ bool constrained;
+ bool pass_through;
+ button * buttons;
+ binding_list_t x_bindings[FG_MOD_MAX];
+ binding_list_t y_bindings[FG_MOD_MAX];
+ };
+
+
+ /**
+ * Settings for a mouse.
+ */
+ struct mouse {
+ mouse ();
+ virtual ~mouse ();
+ int x;
+ int y;
+ SGPropertyNode * mode_node;
+ SGPropertyNode * mouse_button_nodes[MAX_MOUSE_BUTTONS];
+ int nModes;
+ int current_mode;
+ mouse_mode * modes;
+ };
+
+
/**
* Initialize key bindings.
*/
void _init_joystick ();
+ /**
+ * Initialize mouse bindings.
+ */
+ void _init_mouse ();
+
+
+ /**
+ * Initialize a single button.
+ */
+ inline void _init_button (const SGPropertyNode * node,
+ button &b,
+ const string name);
+
+
/**
* Update the keyboard.
*/
void _update_joystick ();
+ /**
+ * Update the mouse.
+ */
+ void _update_mouse ();
+
+
+ /**
+ * Update a single button.
+ */
+ inline void _update_button (button &b, int modifiers, bool pressed,
+ int x, int y);
+
+
/**
* Read bindings and modifiers.
*/
/**
* Look up the bindings for a key code.
*/
- const vector<FGBinding> &_find_key_bindings (unsigned int k, int modifiers);
+ const vector<FGBinding *> &_find_key_bindings (unsigned int k,
+ int modifiers);
button _key_bindings[MAX_KEYS];
joystick _joystick_bindings[MAX_JOYSTICKS];
+ mouse _mouse_bindings[MAX_MICE];
};
+
extern FGInput current_input;
-#endif // _CONTROLS_HXX
+
+\f
+////////////////////////////////////////////////////////////////////////
+// GLUT callbacks.
+////////////////////////////////////////////////////////////////////////
+
+// Handle GLUT events.
+extern "C" {
+
+/**
+ * Key-down event handler for Glut.
+ *
+ * <p>Pass the value on to the FGInput module unless PUI wants it.</p>
+ *
+ * @param k The integer value for the key pressed.
+ * @param x (unused)
+ * @param y (unused)
+ */
+void GLUTkey (unsigned char k, int x, int y);
+
+
+/**
+ * Key-up event handler for GLUT.
+ *
+ * <p>PUI doesn't use this, so always pass it to the input manager.</p>
+ *
+ * @param k The integer value for the key pressed.
+ * @param x (unused)
+ * @param y (unused)
+ */
+void GLUTkeyup (unsigned char k, int x, int y);
+
+
+/**
+ * Special key-down handler for Glut.
+ *
+ * <p>Pass the value on to the FGInput module unless PUI wants it.
+ * The key value will have 256 added to it.</p>
+ *
+ * @param k The integer value for the key pressed (will have 256 added
+ * to it).
+ * @param x (unused)
+ * @param y (unused)
+ */
+void GLUTspecialkey (int k, int x, int y);
+
+
+/**
+ * Special key-up handler for Glut.
+ *
+ * @param k The integer value for the key pressed (will have 256 added
+ * to it).
+ * @param x (unused)
+ * @param y (unused)
+ */
+void GLUTspecialkeyup (int k, int x, int y);
+
+
+/**
+ * Mouse click handler for Glut.
+ *
+ * @param button The mouse button pressed.
+ * @param updown Press or release flag.
+ * @param x The x-location of the click.
+ * @param y The y-location of the click.
+ */
+void GLUTmouse (int button, int updown, int x, int y);
+
+
+/**
+ * Mouse motion handler for Glut.
+ *
+ * @param x The new x-location of the mouse.
+ * @param y The new y-location of the mouse.
+ */
+void GLUTmotion (int x, int y);
+
+} // extern "C"
+
+#endif // _INPUT_HXX