X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FInput%2Finput.cxx;h=06122defdc0dd2380a1306ddd1e379d2740c3bca;hb=ab381e5c013292935c598dbe80bdd092bcbdd3ff;hp=f3dcdb756afbc885836ef3e2d4c4cb6467cb04ba;hpb=876e9c60fdbbbfbdb9b7de0f08673bf17c4a1666;p=flightgear.git

diff --git a/src/Input/input.cxx b/src/Input/input.cxx
index f3dcdb756..06122defd 100644
--- a/src/Input/input.cxx
+++ b/src/Input/input.cxx
@@ -24,12 +24,24 @@
 #  include <config.h>
 #endif
 
+#ifdef HAVE_WINDOWS_H
+#  include <windows.h>                     
+#endif
+
 #include <simgear/compiler.h>
 
+#include <math.h>
 #include <ctype.h>
 
 #include STL_FSTREAM
 #include STL_STRING
+#include <vector>
+
+#include <GL/glut.h>
+
+#include <plib/pu.h>
+
+#include <simgear/compiler.h>
 
 #include <simgear/constants.h>
 #include <simgear/debug/logstream.hxx>
@@ -42,181 +54,105 @@
 #include <Cockpit/panel.hxx>
 #include <Cockpit/panel_io.hxx>
 #include <GUI/gui.h>
-#include <Scenery/tilemgr.hxx>
-#include <Objects/matlib.hxx>
-#include <Time/light.hxx>
-#include <Time/tmp.hxx>
 
-#ifndef FG_OLD_WEATHER
-#  include <WeatherCM/FGLocalWeatherDatabase.h>
-#else
-#  include <Weather/weather.hxx>
-#endif
-
-#include <Main/bfi.hxx>
 #include <Main/globals.hxx>
-#include <Main/keyboard.hxx>
 #include <Main/fg_props.hxx>
-#include <Main/options.hxx>
 
 #include "input.hxx"
 
+#if !defined(SG_HAVE_NATIVE_SGI_COMPILERS)
 SG_USING_STD(ifstream);
+#endif
 SG_USING_STD(string);
+SG_USING_STD(vector);
 
 
+
+////////////////////////////////////////////////////////////////////////
+// Local data structures.
+////////////////////////////////////////////////////////////////////////
+
 
 ////////////////////////////////////////////////////////////////////////
 // Implementation of FGBinding.
 ////////////////////////////////////////////////////////////////////////
 
 FGBinding::FGBinding ()
-    : _action(ACTION_NONE), _node(0), _adjust_step(0), _assign_value(0)
+  : _command(0),
+    _arg(new SGPropertyNode),
+    _setting(0),
+    _command_state(0)
 {
 }
 
 FGBinding::FGBinding (const SGPropertyNode * node)
-    : _action(ACTION_NONE), _node(0), _adjust_step(0), _assign_value(0)
+  : _command(0),
+    _arg(new SGPropertyNode),
+    _setting(0),
+    _command_state(0)
 {
-    read(node);
+  read(node);
 }
 
 FGBinding::~FGBinding ()
 {
-    // no op
-}
-
-void
-FGBinding::setAction (Action action)
-{
-    _action = action;
-}
-
-void
-FGBinding::setProperty (SGPropertyNode * node)
-{
-    _node = node;
-}
-
-void
-FGBinding::setAdjustStep (const SGValue * step)
-{
-    _adjust_step = step;
+//   delete _arg;			// Delete the saved arguments
+//   delete _command_state;	// Delete the saved command state
 }
 
 void
-FGBinding::setAssignValue (const SGValue * value)
+FGBinding::read (const SGPropertyNode * node)
 {
-    _assign_value = value;
+  const SGPropertyNode * conditionNode = node->getChild("condition");
+  if (conditionNode != 0) {
+    cerr << "Adding condition to binding" << endl;
+    setCondition(fgReadCondition(conditionNode));
+  }
+
+  _command_name = node->getStringValue("command", "");
+  if (_command_name == "") {
+    SG_LOG(SG_INPUT, SG_ALERT, "No command supplied for binding.");
+    _command = 0;
+    return;
+  }
+
+  _command = globals->get_commands()->getCommand(_command_name);
+  if (_command == 0) {
+    SG_LOG(SG_INPUT, SG_ALERT, "Command " << _command_name << " is undefined");
+    _arg = 0;
+    return;
+  }
+
+  delete _arg;
+  _arg = new SGPropertyNode;
+  _setting = 0;
+  copyProperties(node, _arg);  // FIXME: don't use whole node!!!
 }
 
 void
-FGBinding::read (const SGPropertyNode * node)
+FGBinding::fire () const
 {
-    if (node->hasValue("action")) {
-        string action = node->getStringValue("action");
-        if (action == "none")
-            _action = ACTION_NONE;
-        else if (action == "switch")
-            _action = ACTION_SWITCH;
-        else if (action == "adjust")
-            _action = ACTION_ADJUST;
-        else if (action == "assign")
-            _action = ACTION_ASSIGN;
-        else
-            SG_LOG(SG_INPUT, SG_ALERT, "Ignoring unrecognized action type "
-                   << action);
+  if (test()) {
+    if (_command == 0) {
+      SG_LOG(SG_INPUT, SG_ALERT, "No command attached to binding");
+    } else if (!(*_command)(_arg, &_command_state)) {
+      SG_LOG(SG_INPUT, SG_ALERT, "Failed to execute command "
+	     << _command_name);
     }
-
-    if (node->hasValue("control"))
-        _node = fgGetNode(node->getStringValue("control"), true);
-
-    if (node->hasValue("step"))
-        _adjust_step = node->getChild("step")->getValue();
-
-    if (node->hasValue("value"))
-        _assign_value = node->getChild("value")->getValue();
+  }
 }
 
 void
-FGBinding::fire () const
+FGBinding::fire (double setting) const
 {
-    if (_node == 0) {
-        SG_LOG(SG_INPUT, SG_ALERT, "No control property attached to binding");
-        return;
-    }
-
-    switch (_action) {
-
-    case ACTION_NONE:
-        break;
-
-    case ACTION_SWITCH:
-        _node->setBoolValue(!_node->getBoolValue());
-        break;
-
-    case ACTION_ADJUST:
-        if  (_adjust_step == 0) {
-            SG_LOG(SG_INPUT, SG_ALERT, "No step provided for adjust binding");
-            break;
-        }
-        switch (_node->getType()) {
-        case SGValue::BOOL:
-            if (_adjust_step->getBoolValue())
-                _node->setBoolValue(!_node->getBoolValue());
-            break;
-        case SGValue::INT:
-            _node->setIntValue(_node->getIntValue() + _adjust_step->getIntValue());
-            break;
-        case SGValue::LONG:
-            _node->setLongValue(_node->getLongValue() + _adjust_step->getLongValue());
-            break;
-        case SGValue::FLOAT:
-            _node->setFloatValue(_node->getFloatValue()
-                                 + _adjust_step->getFloatValue());
-            break;
-        case SGValue::DOUBLE:
-        case SGValue::UNKNOWN:	// force to double
-            _node->setDoubleValue(_node->getDoubleValue()
-                                  + _adjust_step->getDoubleValue());
-            break;
-        case SGValue::STRING:
-            SG_LOG(SG_INPUT, SG_ALERT, "Cannot increment or decrement string value"
-                   << _node->getStringValue());
-            break;
-        }
-        break;
-
-    case ACTION_ASSIGN:
-        if  (_assign_value == 0) {
-            SG_LOG(SG_INPUT, SG_ALERT, "No value provided for assign binding");
-            break;
-        }
-        switch (_node->getType()) {
-        case SGValue::BOOL:
-            _node->setBoolValue(_assign_value->getBoolValue());
-            break;
-        case SGValue::INT:
-            _node->setIntValue(_assign_value->getIntValue());
-            break;
-        case SGValue::LONG:
-            _node->setLongValue(_assign_value->getLongValue());
-            break;
-        case SGValue::FLOAT:
-            _node->setFloatValue(_assign_value->getFloatValue());
-            break;
-        case SGValue::DOUBLE:
-            _node->setDoubleValue(_assign_value->getDoubleValue());
-            break;
-        case SGValue::STRING:
-            _node->setStringValue(_assign_value->getStringValue());
-            break;
-        case SGValue::UNKNOWN:
-            _node->setUnknownValue(_assign_value->getStringValue());
-            break;
-        }
-        break;
-    }
+  if (test()) {
+				// A value is automatically added to
+				// the args
+    if (_setting == 0)		// save the setting node for efficiency
+      _setting = _arg->getChild("setting", 0, true);
+    _setting->setDoubleValue(setting);
+    fire();
+  }
 }
 
 
@@ -225,7 +161,7 @@ FGBinding::fire () const
 // Implementation of FGInput.
 ////////////////////////////////////////////////////////////////////////
 
-// From main.cxx
+				// From main.cxx
 extern void fgReshape( int width, int height );
 
 FGInput current_input;
@@ -233,148 +169,97 @@ FGInput current_input;
 
 FGInput::FGInput ()
 {
-    // no op
+  // no op
 }
 
 FGInput::~FGInput ()
 {
-    // no op
+  // no op
 }
 
 void
 FGInput::init ()
 {
-    // Read the keyboard bindings.
-    // TODO: zero the old bindings first.
-    const SGPropertyNode * keyboard =
-        globals->get_props()->getNode("/input/keyboard", true);
-    vector<const SGPropertyNode *> keys = keyboard->getChildren("key");
-
-    for (unsigned int i = 0; i < keys.size(); i++) {
-        int code = keys[i]->getIndex();
-        int modifiers = FG_MOD_NONE;
-        if (keys[i]->getBoolValue("mod-shift"))
-            modifiers |= FG_MOD_SHIFT;
-        if (keys[i]->getBoolValue("mod-ctrl"))
-            modifiers |= FG_MOD_CTRL;
-        if (keys[i]->getBoolValue("mod-alt"))
-            modifiers |= FG_MOD_ALT;
-
-        if (code < 0) {
-            SG_LOG(SG_INPUT, SG_ALERT, "Key stroke not bound = "
-                   << keys[i]->getStringValue("name", "[unnamed]"));
-        } else {
-            SG_LOG(SG_INPUT, SG_INFO, "Binding key " << code
-                   << " with modifiers " << modifiers);
-            vector<const SGPropertyNode *> bindings =
-                keys[i]->getChildren("binding");
-            for (unsigned int j = 0; j < bindings.size(); j++) {
-                SG_LOG(SG_INPUT, SG_INFO, "  Adding binding " << j);
-                _key_bindings[modifiers][code].push_back(FGBinding(bindings[j]));
-            }
-        }
-    }
+  _init_keyboard();
+  _init_joystick();
 }
 
 void
 FGInput::bind ()
 {
-    // no op
+  // no op
 }
 
 void
 FGInput::unbind ()
 {
-    // no op
+  // no op
 }
 
 void 
-FGInput::update ()
+FGInput::update (int dt)
 {
-    // we'll do something here with the joystick
+  _update_keyboard();
+  _update_joystick();
 }
 
 void
 FGInput::doKey (int k, int modifiers, int x, int y)
 {
-    float fov, tmp;
-    static bool winding_ccw = true;
-    int speed;
-
-    SG_LOG(SG_INPUT, SG_INFO, "User pressed key " << k
-           << " with modifiers " << modifiers);
-
-    if (_key_bindings[modifiers].find(k) != _key_bindings[modifiers].end()) {
-        const vector<FGBinding> &bindings = _key_bindings[modifiers][k];
-        for (unsigned int i = 0; i < bindings.size(); i++) {
-            bindings[i].fire();
-        }
-        return;
+    // SG_LOG( SG_INPUT, SG_INFO, "User pressed key " << k
+    // 	       << " with modifiers " << modifiers );
+
+				// Sanity check.
+  if (k < 0 || k >= MAX_KEYS) {
+    SG_LOG(SG_INPUT, SG_ALERT, "Key value " << k << " out of range");
+    return;
+  }
+
+  button &b = _key_bindings[k];
+
+				// Key pressed.
+  if (modifiers&FG_MOD_UP == 0) {
+    // SG_LOG( SG_INPUT, SG_INFO, "User pressed key " << k
+    //         << " with modifiers " << modifiers );
+    if (!b.last_state || b.is_repeatable) {
+      const binding_list_t &bindings =
+	_find_key_bindings(k, modifiers);
+      int max = bindings.size();
+      if (max > 0) {
+	for (int i = 0; i < max; i++)
+	  bindings[i]->fire();
+	return;
+      }
+    }
+  }
+
+				// Key released.
+  else {
+    // SG_LOG(SG_INPUT, SG_INFO, "User released key " << k
+    //        << " with modifiers " << modifiers);
+    if (b.last_state) {
+      const binding_list_t &bindings =
+	_find_key_bindings(k, modifiers);
+      int max = bindings.size();
+      if (max > 0) {
+	for (int i = 0; i < max; i++)
+	  bindings[i]->fire();
+	return;
+      }
     }
+  }
 
-    SG_LOG(SG_INPUT, SG_INFO, "(No user binding.)");
 
-    // Use the old, default actions.
-    FGInterface *f = current_aircraft.fdm_state;
-    FGViewer *v = globals->get_current_view();
-  
-    // everything after here will be removed sooner or later...
+				// Use the old, default actions.
+  // SG_LOG( SG_INPUT, SG_INFO, "(No user binding.)" );
+  if (modifiers&FG_MOD_UP)
+    return;
+
+  // everything after here will be removed sooner or later...
 
-    if (modifiers & FG_MOD_SHIFT) {
+  if (modifiers & FG_MOD_SHIFT) {
 
 	switch (k) {
-	case 7: // Ctrl-G key
-	    current_autopilot->set_AltitudeMode( 
-                                                FGAutopilot::FG_ALTITUDE_GS1 );
-	    current_autopilot->set_AltitudeEnabled(
-                                                   ! current_autopilot->get_AltitudeEnabled()
-                                                   );
-	    return;
-	case 18: // Ctrl-R key
-	    // temporary
-	    winding_ccw = !winding_ccw;
-	    if ( winding_ccw ) {
-		glFrontFace ( GL_CCW );
-	    } else {
-		glFrontFace ( GL_CW );
-	    }
-	    return;
-	case 19: // Ctrl-S key
-	    current_autopilot->set_AutoThrottleEnabled(
-                                                       ! current_autopilot->get_AutoThrottleEnabled()
-                                                       );
-	    return;
-	case 20: // Ctrl-T key
-	    current_autopilot->set_AltitudeMode( 
-                                                FGAutopilot::FG_ALTITUDE_TERRAIN );
-	    current_autopilot->set_AltitudeEnabled(
-                                                   ! current_autopilot->get_AltitudeEnabled()
-                                                   );
-	    return;
-	case 49: // numeric keypad 1
-	    v->set_goal_view_offset( SGD_PI * 0.75 );
-	    return;
-	case 50: // numeric keypad 2
-	    v->set_goal_view_offset( SGD_PI );
-	    return;
-	case 51: // numeric keypad 3
-	    v->set_goal_view_offset( SGD_PI * 1.25 );
-	    return;
-	case 52: // numeric keypad 4
-	    v->set_goal_view_offset( SGD_PI * 0.50 );
-	    return;
-	case 54: // numeric keypad 6
-	    v->set_goal_view_offset( SGD_PI * 1.50 );
-	    return;
-	case 55: // numeric keypad 7
-	    v->set_goal_view_offset( SGD_PI * 0.25 );
-	    return;
-	case 56: // numeric keypad 8
-	    v->set_goal_view_offset( 0.00 );
-	    return;
-	case 57: // numeric keypad 9
-	    v->set_goal_view_offset( SGD_PI * 1.75 );
-	    return;
 	case 72: // H key
 	    HUD_brightkey( true );
 	    return;
@@ -382,325 +267,50 @@ FGInput::doKey (int k, int modifiers, int x, int y)
 	    // Minimal Hud
 	    fgHUDInit2(&current_aircraft);
 	    return;
-	case 77: // M key
-	    globals->inc_warp( -60 );
-	    fgUpdateSkyAndLightingParams();
-	    return;
-	case 84: // T key
-	    globals->inc_warp_delta( -30 );
-	    fgUpdateSkyAndLightingParams();
-	    return;
-	case 87: // W key
-#if defined(FX) && !defined(WIN32)
-	    global_fullscreen = ( !global_fullscreen );
-#  if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
-	    XMesaSetFXmode( global_fullscreen ? 
-			    XMESA_FX_FULLSCREEN : XMESA_FX_WINDOW );
-#  endif
-#endif
-	    return;
-	case 88: // X key
-	    fov = globals->get_current_view()->get_fov();
-	    fov *= 1.05;
-	    if ( fov > FG_FOV_MAX ) {
-		fov = FG_FOV_MAX;
-	    }
-	    globals->get_current_view()->set_fov(fov);
-	    // v->force_update_fov_math();
-	    return;
-	case 90: // Z key
-#ifndef FG_OLD_WEATHER
-	    tmp = WeatherDatabase->getWeatherVisibility();
-	    tmp /= 1.10;
-	    WeatherDatabase->setWeatherVisibility( tmp );
-#else
-	    tmp = current_weather.get_visibility();   // in meters
-	    tmp /= 1.10;
-	    current_weather.set_visibility( tmp );
-#endif
-	    return;
-
-            // START SPECIALS
-
- 	case 256+GLUT_KEY_F1: {
- 	    ifstream input("fgfs.sav");
- 	    if (input.good() && fgLoadFlight(input)) {
-   	        input.close();
- 		SG_LOG(SG_INPUT, SG_INFO, "Restored flight from fgfs.sav");
- 	    } else {
- 	        SG_LOG(SG_INPUT, SG_ALERT, "Cannot load flight from fgfs.sav");
- 	    }
- 	    return;
- 	}
- 	case 256+GLUT_KEY_F2: {
- 	    SG_LOG(SG_INPUT, SG_INFO, "Saving flight");
- 	    ofstream output("fgfs.sav");
- 	    if (output.good() && fgSaveFlight(output)) {
- 		output.close();
- 		SG_LOG(SG_INPUT, SG_INFO, "Saved flight to fgfs.sav");
- 	    } else {
- 	        SG_LOG(SG_INPUT, SG_ALERT, "Cannot save flight to fgfs.sav");
- 	    }
- 	    return;
- 	}
-	case 256+GLUT_KEY_F3: {
-            string panel_path =
-                fgGetString("/sim/panel/path", "Panels/Default/default.xml");
-            FGPanel * new_panel = fgReadPanel(panel_path);
-            if (new_panel == 0) {
-                SG_LOG(SG_INPUT, SG_ALERT,
-                       "Error reading new panel from " << panel_path);
-                return;
-            }
-            SG_LOG(SG_INPUT, SG_INFO, "Loaded new panel from " << panel_path);
-            current_panel->unbind();
-            delete current_panel;
-            current_panel = new_panel;
-            return;
-	}
-	case 256+GLUT_KEY_F4: {
-            SGPath props_path(globals->get_fg_root());
-            props_path.append("preferences.xml");
-            SG_LOG(SG_INPUT, SG_INFO, "Rereading global preferences");
-            if (!readProperties(props_path.str(), globals->get_props())) {
-                SG_LOG(SG_INPUT, SG_ALERT,
-                       "Failed to reread global preferences from "
-                       << props_path.str());
-            } else {
-                SG_LOG(SG_INPUT, SG_INFO, "Finished Reading global preferences");
-            }
-            return;
-	}
-	case 256+GLUT_KEY_F5: {
-            current_panel->setYOffset(current_panel->getYOffset() - 5);
-            fgReshape(fgGetInt("/sim/startup/xsize"),
-                      fgGetInt("/sim/startup/ysize"));
-            return;
-	}
-	case 256+GLUT_KEY_F6: {
-            current_panel->setYOffset(current_panel->getYOffset() + 5);
-            fgReshape(fgGetInt("/sim/startup/xsize"),
-                      fgGetInt("/sim/startup/ysize"));
-            return;
-	}
-	case 256+GLUT_KEY_F7: {
-            current_panel->setXOffset(current_panel->getXOffset() - 5);
-            return;
-	}
-	case 256+GLUT_KEY_F8: {
-            current_panel->setXOffset(current_panel->getXOffset() + 5);
-            return;
-	}
-        // case 256+GLUT_KEY_F9: {
-        //     return;
-        // }
-        case 256+GLUT_KEY_F10: {
-            fgToggleFDMdataLogging();
-            return;
-        }
-        // case 256+GLUT_KEY_F11: {
-        //     return;
-        // }
-        // case 256+GLUT_KEY_F12: {
-        //     return;
-        // }
-	case 256+GLUT_KEY_END: // numeric keypad 1
-	    v->set_goal_view_offset( SGD_PI * 0.75 );
-	    return;
-	case 256+GLUT_KEY_DOWN: // numeric keypad 2
-	    v->set_goal_view_offset( SGD_PI );
-	    return;
-	case 256+GLUT_KEY_PAGE_DOWN: // numeric keypad 3
-	    v->set_goal_view_offset( SGD_PI * 1.25 );
-	    return;
-	case 256+GLUT_KEY_LEFT: // numeric keypad 4
-	    v->set_goal_view_offset( SGD_PI * 0.50 );
-	    return;
-	case 256+GLUT_KEY_RIGHT: // numeric keypad 6
-	    v->set_goal_view_offset( SGD_PI * 1.50 );
-	    return;
-	case 256+GLUT_KEY_HOME: // numeric keypad 7
-	    v->set_goal_view_offset( SGD_PI * 0.25 );
-	    return;
-	case 256+GLUT_KEY_UP: // numeric keypad 8
-	    v->set_goal_view_offset( 0.00 );
-	    return;
-	case 256+GLUT_KEY_PAGE_UP: // numeric keypad 9
-	    v->set_goal_view_offset( SGD_PI * 1.75 );
-	    return;
-
-            // END SPECIALS
-
 	}
 
 
     } else {
 	SG_LOG( SG_INPUT, SG_DEBUG, "" );
 	switch (k) {
-	case 98: // b key
-	    int b_ret;
-	    double b_set;
-	    b_ret = int( controls.get_brake( 0 ) );
-	    b_set = double(!b_ret);
-	    controls.set_brake( FGControls::ALL_WHEELS, b_set);
-	    return;
-	case 44: // , key
-	    if (controls.get_brake(0) > 0.0) {
-	        controls.set_brake(0, 0.0);
-	    } else {
-	        controls.set_brake(0, 1.0);
-	    }
-	    return;
-	case 46: // . key
-	    if (controls.get_brake(1) > 0.0) {
-	        controls.set_brake(1, 0.0);
-	    } else {
-	        controls.set_brake(1, 1.0);
-	    }
-	    return;
 	case 104: // h key
 	    HUD_masterswitch( true );
 	    return;
 	case 105: // i key
 	    fgHUDInit(&current_aircraft);  // normal HUD
 	    return;
-	case 109: // m key
-	    globals->inc_warp( 60 );
-	    fgUpdateSkyAndLightingParams();
-	    return;
-	case 112: // p key
-	    globals->set_freeze( ! globals->get_freeze() );
-
-	    {
-		SGBucket p( f->get_Longitude() * SGD_RADIANS_TO_DEGREES,
-			    f->get_Latitude() * SGD_RADIANS_TO_DEGREES );
-		SGPath tile_path( globals->get_fg_root() );
-		tile_path.append( "Scenery" );
-		tile_path.append( p.gen_base_path() );
-		tile_path.append( p.gen_index_str() );
-
-		// printf position and attitude information
-		SG_LOG( SG_INPUT, SG_INFO,
-			"Lon = " << f->get_Longitude() * SGD_RADIANS_TO_DEGREES
-			<< "  Lat = " << f->get_Latitude() * SGD_RADIANS_TO_DEGREES
-			<< "  Altitude = " << f->get_Altitude() * SG_FEET_TO_METER
-			);
-		SG_LOG( SG_INPUT, SG_INFO,
-			"Heading = " << f->get_Psi() * SGD_RADIANS_TO_DEGREES 
-			<< "  Roll = " << f->get_Phi() * SGD_RADIANS_TO_DEGREES
-			<< "  Pitch = " << f->get_Theta() * SGD_RADIANS_TO_DEGREES );
-		SG_LOG( SG_INPUT, SG_INFO, tile_path.c_str());
-	    }
-	    return;
-	case 116: // t key
-	    globals->inc_warp_delta( 30 );
-	    fgUpdateSkyAndLightingParams();
-	    return;
-	case 118: // v key
-	    // handles GUI state as well as Viewer LookAt Direction
-	    CenterView();
-	    globals->set_current_view( globals->get_viewmgr()->next_view() );
-	    fgReshape( fgGetInt("/sim/startup/xsize"),
-		       fgGetInt("/sim/startup/ysize") );
-	    return;
-	case 120: // x key
-	    fov = globals->get_current_view()->get_fov();
-	    fov /= 1.05;
-	    if ( fov < FG_FOV_MIN ) {
-		fov = FG_FOV_MIN;
-	    }
-	    globals->get_current_view()->set_fov(fov);
-	    // v->force_update_fov_math();
-	    return;
-	case 122: // z key
-#ifndef FG_OLD_WEATHER
-	    tmp = WeatherDatabase->getWeatherVisibility();
-	    tmp *= 1.10;
-	    WeatherDatabase->setWeatherVisibility( tmp );
-#else
-	    tmp = current_weather.get_visibility();   // in meters
-	    tmp *= 1.10;
-	    current_weather.set_visibility( tmp );
-#endif
-	    return;
-	case 27: // ESC
-	    // if( fg_DebugOutput ) {
-	    //   fclose( fg_DebugOutput );
-	    // }
-	    SG_LOG( SG_INPUT, SG_ALERT, 
-		    "Program exit requested." );
-	    ConfirmExitDialog();
-	    return;
 
-            // START SPECIALS
-
-	case 256+GLUT_KEY_F2: // F2 Reload Tile Cache...
-	    {
-		bool freeze = globals->get_freeze();
-		SG_LOG(SG_INPUT, SG_INFO, "ReIniting TileCache");
-		if ( !freeze ) 
-		    globals->set_freeze( true );
-		BusyCursor(0);
-		if ( global_tile_mgr.init() ) {
-		    // Load the local scenery data
-		    global_tile_mgr.update( 
-                                           cur_fdm_state->get_Longitude() * SGD_RADIANS_TO_DEGREES,
-                                           cur_fdm_state->get_Latitude() * SGD_RADIANS_TO_DEGREES );
-		} else {
-		    SG_LOG( SG_GENERAL, SG_ALERT, 
-			    "Error in Tile Manager initialization!" );
-		    exit(-1);
-		}
-		BusyCursor(1);
-		if ( !freeze )
-                    globals->set_freeze( false );
-		return;
-	    }
-	case 256+GLUT_KEY_F3: // F3 Take a screen shot
-	    fgDumpSnapShot();
-	    return;
-        case 256+GLUT_KEY_F4: // F4 Update lighting manually
-	    fgUpdateSkyAndLightingParams();
-            return;
+// START SPECIALS
+
         case 256+GLUT_KEY_F6: // F6 toggles Autopilot target location
 	    if ( current_autopilot->get_HeadingMode() !=
 		 FGAutopilot::FG_HEADING_WAYPOINT ) {
 		current_autopilot->set_HeadingMode(
-                                                   FGAutopilot::FG_HEADING_WAYPOINT );
+		    FGAutopilot::FG_HEADING_WAYPOINT );
 		current_autopilot->set_HeadingEnabled( true );
 	    } else {
 		current_autopilot->set_HeadingMode(
-                                                   FGAutopilot::FG_TC_HEADING_LOCK );
+		    FGAutopilot::FG_TC_HEADING_LOCK );
 	    }
 	    return;
 	case 256+GLUT_KEY_F8: {// F8 toggles fog ... off fastest nicest...
 	    const string &fog = fgGetString("/sim/rendering/fog");
 	    if (fog == "disabled") {
-                fgSetString("/sim/rendering/fog", "fastest");
-                SG_LOG(SG_INPUT, SG_INFO, "Fog enabled, hint=fastest");
+	      fgSetString("/sim/rendering/fog", "fastest");
+	      SG_LOG(SG_INPUT, SG_INFO, "Fog enabled, hint=fastest");
 	    } else if (fog == "fastest") {
-                fgSetString("/sim/rendering/fog", "nicest");
-                SG_LOG(SG_INPUT, SG_INFO, "Fog enabled, hint=nicest");
+	      fgSetString("/sim/rendering/fog", "nicest");
+	      SG_LOG(SG_INPUT, SG_INFO, "Fog enabled, hint=nicest");
 	    } else if (fog == "nicest") {
-                fgSetString("/sim/rendering/fog", "disabled");
-                SG_LOG(SG_INPUT, SG_INFO, "Fog disabled");
+	      fgSetString("/sim/rendering/fog", "disabled");
+	      SG_LOG(SG_INPUT, SG_INFO, "Fog disabled");
 	    } else {
-                fgSetString("/sim/rendering/fog", "disabled");
-                SG_LOG(SG_INPUT, SG_ALERT, "Unrecognized fog type "
-                       << fog << ", changed to 'disabled'");
+	      fgSetString("/sim/rendering/fog", "disabled");
+	      SG_LOG(SG_INPUT, SG_ALERT, "Unrecognized fog type "
+		     << fog << ", changed to 'disabled'");
 	    }
  	    return;
 	}
- 	case 256+GLUT_KEY_F9: // F9 toggles textures on and off...
-	    SG_LOG( SG_INPUT, SG_INFO, "Toggling texture" );
-	    if ( fgGetBool("/sim/rendering/textures")) {
-		fgSetBool("/sim/rendering/textures", false);
-		material_lib.set_step( 1 );
-	    } else {
-		fgSetBool("/sim/rendering/textures", true);
-		material_lib.set_step( 0 );
-	    }
- 	    return;
 	case 256+GLUT_KEY_F10: // F10 toggles menu on and off...
 	    SG_LOG(SG_INPUT, SG_INFO, "Invoking call back function");
 	    guiToggleMenu();
@@ -715,121 +325,451 @@ FGInput::doKey (int k, int modifiers, int x, int y)
 	    return;
 	}
 
-        // END SPECIALS
+// END SPECIALS
 
     }
 }
 
 
 void
-FGInput::action (const SGPropertyNode * binding)
+FGInput::_init_keyboard ()
 {
-    const string &action = binding->getStringValue("action", "");
-    const string &control = binding->getStringValue("control", "");
-    bool repeatable = binding->getBoolValue("repeatable", false);
-    int step = binding->getIntValue("step", 0.0);
-
-    if (control == "") {
-        SG_LOG(SG_INPUT, SG_ALERT, "No control specified for key "
-               << binding->getIndex());
-        return;
-    }
+				// TODO: zero the old bindings first.
+  SG_LOG(SG_INPUT, SG_INFO, "Initializing key bindings");
+  SGPropertyNode * key_nodes = fgGetNode("/input/keyboard");
+  if (key_nodes == 0) {
+    SG_LOG(SG_INPUT, SG_ALERT, "No key bindings (/input/keyboard)!!");
+    return;
+  }
+  
+  vector<SGPropertyNode *> keys = key_nodes->getChildren("key");
+  for (unsigned int i = 0; i < keys.size(); i++) {
+    int index = keys[i]->getIndex();
+    SG_LOG(SG_INPUT, SG_INFO, "Binding key " << index);
+    _key_bindings[index].is_repeatable = keys[i]->getBoolValue("repeatable");
+    _read_bindings(keys[i], _key_bindings[index].bindings, FG_MOD_NONE);
+  }
+}
+
 
-    else if (action == "") {
-        SG_LOG(SG_INPUT, SG_ALERT, "No action specified for key "
-               << binding->getIndex());
-        return;
+void
+FGInput::_init_joystick ()
+{
+				// TODO: zero the old bindings first.
+  SG_LOG(SG_INPUT, SG_INFO, "Initializing joystick bindings");
+  SGPropertyNode * js_nodes = fgGetNode("/input/joysticks");
+  if (js_nodes == 0) {
+    SG_LOG(SG_INPUT, SG_ALERT, "No joystick bindings (/input/joysticks)!!");
+    return;
+  }
+
+  for (int i = 0; i < MAX_JOYSTICKS; i++) {
+    const SGPropertyNode * js_node = js_nodes->getChild("js", i);
+    if (js_node == 0) {
+      SG_LOG(SG_INPUT, SG_ALERT, "No bindings for joystick " << i);
+      continue;
+    }
+    jsJoystick * js = new jsJoystick(i);
+    _joystick_bindings[i].js = js;
+    if (js->notWorking()) {
+      SG_LOG(SG_INPUT, SG_INFO, "Joystick " << i << " not found");
+      continue;
+    }
+#ifdef WIN32
+    JOYCAPS jsCaps ;
+    joyGetDevCaps( i, &jsCaps, sizeof(jsCaps) );
+    int nbuttons = jsCaps.wNumButtons;
+    if (nbuttons > MAX_BUTTONS) nbuttons = MAX_BUTTONS;
+#else
+    int nbuttons = MAX_BUTTONS;
+#endif
+	
+    int naxes = js->getNumAxes();
+    if (naxes > MAX_AXES) naxes = MAX_AXES;
+    _joystick_bindings[i].naxes = naxes;
+    _joystick_bindings[i].nbuttons = nbuttons;
+
+    SG_LOG(SG_INPUT, SG_INFO, "Initializing joystick " << i);
+
+				// Set up range arrays
+    float minRange[MAX_AXES];
+    float maxRange[MAX_AXES];
+    float center[MAX_AXES];
+
+				// Initialize with default values
+    js->getMinRange(minRange);
+    js->getMaxRange(maxRange);
+    js->getCenter(center);
+
+				// Allocate axes and buttons
+    _joystick_bindings[i].axes = new axis[naxes];
+    _joystick_bindings[i].buttons = new button[nbuttons];
+
+
+    //
+    // Initialize the axes.
+    //
+    int j;
+    for (j = 0; j < naxes; j++) {
+      const SGPropertyNode * axis_node = js_node->getChild("axis", j);
+      if (axis_node == 0) {
+	SG_LOG(SG_INPUT, SG_INFO, "No bindings for axis " << j);
+	continue;
+      }
+      
+      axis &a = _joystick_bindings[i].axes[j];
+
+      js->setDeadBand(j, axis_node->getDoubleValue("dead-band", 0.0));
+
+      a.tolerance = axis_node->getDoubleValue("tolerance", 0.002);
+      minRange[j] = axis_node->getDoubleValue("min-range", minRange[j]);
+      maxRange[j] = axis_node->getDoubleValue("max-range", maxRange[j]);
+      center[j] = axis_node->getDoubleValue("center", center[j]);
+
+      _read_bindings(axis_node, a.bindings, FG_MOD_NONE);
+
+      // Initialize the virtual axis buttons.
+      _init_button(axis_node->getChild("low"), a.low, "low");
+      a.low_threshold = axis_node->getDoubleValue("low-threshold", -0.9);
+      
+      _init_button(axis_node->getChild("high"), a.high, "high");
+      a.high_threshold = axis_node->getDoubleValue("high-threshold", 0.9);
     }
 
-    else if (action == "switch") {
-        fgSetBool(control, !fgGetBool(control));
+    //
+    // Initialize the buttons.
+    //
+    char buf[8];
+    for (j = 0; j < nbuttons; j++) {
+      sprintf(buf, "%d", j);
+      SG_LOG(SG_INPUT, SG_INFO, "Initializing button " << j);
+      _init_button(js_node->getChild("button", j),
+		   _joystick_bindings[i].buttons[j],
+		   buf);
+		   
     }
 
-    else if (action == "adjust") {
-        const SGValue * step = binding->getValue("step");
-        if (step == 0) {
-            SG_LOG(SG_INPUT, SG_ALERT, "No step supplied for adjust action for key "
-                   << binding->getIndex());
-            return;
-        }
-        SGValue * target = fgGetValue(control, true);
-        // Use the target's type...
-        switch (target->getType()) {
-        case SGValue::BOOL:
-        case SGValue::INT:
-            target->setIntValue(target->getIntValue() + step->getIntValue());
-            break;
-        case SGValue::LONG:
-            target->setLongValue(target->getLongValue() + step->getLongValue());
-            break;
-        case SGValue::FLOAT:
-            target->setFloatValue(target->getFloatValue() + step->getFloatValue());
-            break;
-        case SGValue::DOUBLE:
-        case SGValue::UNKNOWN:	// treat unknown as a double
-            target->setDoubleValue(target->getDoubleValue()
-                                   + step->getDoubleValue());
-            break;
-        case SGValue::STRING:
-            SG_LOG(SG_INPUT, SG_ALERT, "Failed attempt to adjust string property "
-                   << control);
-            break;
-        }
+    js->setMinRange(minRange);
+    js->setMaxRange(maxRange);
+    js->setCenter(center);
+  }
+}
+
+
+inline void
+FGInput::_init_button (const SGPropertyNode * node,
+		       button &b,
+		       const string name)
+{	
+  if (node == 0)
+    SG_LOG(SG_INPUT, SG_INFO, "No bindings for button " << name);
+  else {
+    b.is_repeatable = node->getBoolValue("repeatable", b.is_repeatable);
+    
+    		// Get the bindings for the button
+    _read_bindings(node, b.bindings, FG_MOD_NONE);
+  }
+}
+
+
+void
+FGInput::_update_keyboard ()
+{
+  // no-op
+}
+
+
+void
+FGInput::_update_joystick ()
+{
+  int modifiers = FG_MOD_NONE;	// FIXME: any way to get the real ones?
+  int buttons;
+  // float js_val, diff;
+  float axis_values[MAX_AXES];
+
+  int i;
+  int j;
+
+  for ( i = 0; i < MAX_JOYSTICKS; i++) {
+
+    jsJoystick * js = _joystick_bindings[i].js;
+    if (js == 0 || js->notWorking())
+      continue;
+
+    js->read(&buttons, axis_values);
+
+
+				// Fire bindings for the axes.
+    for ( j = 0; j < _joystick_bindings[i].naxes; j++) {
+      axis &a = _joystick_bindings[i].axes[j];
+      
+				// Do nothing if the axis position
+				// is unchanged; only a change in
+				// position fires the bindings.
+      if (fabs(axis_values[j] - a.last_value) > a.tolerance) {
+// 	SG_LOG(SG_INPUT, SG_INFO, "Axis " << j << " has moved");
+	SGPropertyNode node;
+	a.last_value = axis_values[j];
+// 	SG_LOG(SG_INPUT, SG_INFO, "There are "
+// 	       << a.bindings[modifiers].size() << " bindings");
+	for (unsigned int k = 0; k < a.bindings[modifiers].size(); k++)
+	  a.bindings[modifiers][k]->fire(axis_values[j]);
+      }
+     
+				// do we have to emulate axis buttons?
+      if (a.low.bindings[modifiers].size())
+	_update_button(_joystick_bindings[i].axes[j].low,
+		       modifiers,
+		       axis_values[j] < a.low_threshold);
+      
+      if (a.high.bindings[modifiers].size())
+	_update_button(_joystick_bindings[i].axes[j].high,
+		       modifiers,
+		       axis_values[j] > a.high_threshold);
     }
 
-    else if (action == "assign") {
-        const SGValue * value = binding->getValue("value");
-        if (value == 0) {
-            SG_LOG(SG_INPUT, SG_ALERT, "No value supplied for assign action for key "
-                   << binding->getIndex());
-            return;
-        }
-        SGValue * target = fgGetValue(control, true);
-        // Use the target's type...
-        switch (target->getType()) {
-        case SGValue::BOOL:
-            target->setBoolValue(value->getBoolValue());
-            break;
-        case SGValue::INT:
-            target->setIntValue(value->getIntValue());
-            break;
-        case SGValue::LONG:
-            target->setLongValue(value->getLongValue());
-            break;
-        case SGValue::FLOAT:
-            target->setFloatValue(value->getFloatValue());
-            break;
-        case SGValue::DOUBLE:
-            target->setDoubleValue(value->getDoubleValue());
-            break;
-        case SGValue::STRING:
-            target->setStringValue(value->getStringValue());
-            break;
-        case SGValue::UNKNOWN:
-            target->setUnknownValue(value->getStringValue());
-            break;
-        }
+				// Fire bindings for the buttons.
+    for (j = 0; j < _joystick_bindings[i].nbuttons; j++) {
+      _update_button(_joystick_bindings[i].buttons[j],
+		     modifiers,
+		     (buttons & (1 << j)) > 0);
     }
+  }
+}
 
-    else {
-        SG_LOG(SG_INPUT, SG_ALERT, "Unknown action " << action
-               << " for key " << binding->getIndex());
+
+void
+FGInput::_update_button (button &b, int modifiers, bool pressed)
+{
+  if (pressed) {
+				// The press event may be repeated.
+    if (!b.last_state || b.is_repeatable) {
+      // SG_LOG( SG_INPUT, SG_INFO, "Button has been pressed" );
+      for (unsigned int k = 0; k < b.bindings[modifiers].size(); k++)
+	b.bindings[modifiers][k]->fire();
     }
+  } else {
+				// The release event is never repeated.
+    if (b.last_state) {
+      // SG_LOG( SG_INPUT, SG_INFO, "Button has been released" );
+      for (unsigned int k = 0; k < b.bindings[modifiers|FG_MOD_UP].size(); k++)
+	b.bindings[modifiers|FG_MOD_UP][k]->fire();
+    }
+  }
+	  
+  b.last_state = pressed;
+}  
+
+
+void
+FGInput::_read_bindings (const SGPropertyNode * node, 
+			 binding_list_t * binding_list,
+			 int modifiers)
+{
+  SG_LOG(SG_INPUT, SG_INFO, "Reading all bindings");
+  vector<const SGPropertyNode *> bindings = node->getChildren("binding");
+  for (unsigned int i = 0; i < bindings.size(); i++) {
+    SG_LOG(SG_INPUT, SG_INFO, "Reading binding "
+	   << bindings[i]->getStringValue("command"));
+    binding_list[modifiers].push_back(new FGBinding(bindings[i]));
+  }
+
+				// Read nested bindings for modifiers
+  if (node->getChild("mod-up") != 0)
+    _read_bindings(node->getChild("mod-up"), binding_list,
+		   modifiers|FG_MOD_UP);
+
+  if (node->getChild("mod-shift") != 0)
+    _read_bindings(node->getChild("mod-shift"), binding_list,
+		   modifiers|FG_MOD_SHIFT);
+
+  if (node->getChild("mod-ctrl") != 0)
+    _read_bindings(node->getChild("mod-ctrl"), binding_list,
+		   modifiers|FG_MOD_CTRL);
+
+  if (node->getChild("mod-alt") != 0)
+    _read_bindings(node->getChild("mod-alt"), binding_list,
+		   modifiers|FG_MOD_ALT);
 }
 
 
-#if 0
-FGViewer *v = globals->get_current_view();
+const vector<FGBinding *> &
+FGInput::_find_key_bindings (unsigned int k, int modifiers)
+{
+  button &b = _key_bindings[k];
+
+				// Try it straight, first.
+  if (b.bindings[modifiers].size() > 0)
+    return b.bindings[modifiers];
+
+				// Try removing the control modifier
+				// for control keys.
+  else if ((modifiers&FG_MOD_CTRL) && iscntrl(k))
+    return _find_key_bindings(k, modifiers&~FG_MOD_CTRL);
+
+				// Try removing shift modifier 
+				// for upper case or any punctuation
+				// (since different keyboards will
+				// shift different punctuation types)
+  else if ((modifiers&FG_MOD_SHIFT) && (isupper(k) || ispunct(k)))
+    return _find_key_bindings(k, modifiers&~FG_MOD_SHIFT);
+
+				// Try removing alt modifier for
+				// high-bit characters.
+  else if ((modifiers&FG_MOD_ALT) && k >= 128 && k < 256)
+    return _find_key_bindings(k, modifiers&~FG_MOD_ALT);
+
+				// Give up and return the empty vector.
+  else
+    return b.bindings[modifiers];
+}
 
-SG_LOG( SG_INPUT, SG_DEBUG, "Special key hit = " << k );
 
-if ( GLUT_ACTIVE_SHIFT && glutGetModifiers() ) {
-    SG_LOG( SG_INPUT, SG_DEBUG, " SHIFTED" );
-    switch (k)
-        } else
-        }
+
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGInput::button.
+////////////////////////////////////////////////////////////////////////
 
-#endif
+FGInput::button::button ()
+  : is_repeatable(false),
+    last_state(-1)
+{
+}
 
+FGInput::button::~button ()
+{
+				// FIXME: memory leak
+//   for (int i = 0; i < FG_MOD_MAX; i++)
+//     for (int j = 0; i < bindings[i].size(); j++)
+//       delete bindings[i][j];
+}
+
+
+
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGInput::axis.
+////////////////////////////////////////////////////////////////////////
+
+FGInput::axis::axis ()
+  : last_value(9999999),
+    tolerance(0.002),
+    low_threshold(-0.9),
+    high_threshold(0.9)
+{
+}
+
+FGInput::axis::~axis ()
+{
+//   for (int i = 0; i < FG_MOD_MAX; i++)
+//     for (int j = 0; i < bindings[i].size(); j++)
+//       delete bindings[i][j];
+}
+
+
+
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGInput::joystick.
+////////////////////////////////////////////////////////////////////////
+
+FGInput::joystick::joystick ()
+{
+}
+
+FGInput::joystick::~joystick ()
+{
+//   delete js;
+//   delete[] axes;
+//   delete[] buttons;
+}
+
+
+
+////////////////////////////////////////////////////////////////////////
+// Implementation of GLUT callbacks.
+////////////////////////////////////////////////////////////////////////
+
+
+/**
+ * Construct the modifiers.
+ */
+static inline int get_mods ()
+{
+  int glut_modifiers = glutGetModifiers();
+  int modifiers = 0;
+
+  if (glut_modifiers & GLUT_ACTIVE_SHIFT)
+    modifiers |= FGInput::FG_MOD_SHIFT;
+  if (glut_modifiers & GLUT_ACTIVE_CTRL)
+    modifiers |= FGInput::FG_MOD_CTRL;
+  if (glut_modifiers & GLUT_ACTIVE_ALT)
+    modifiers |= FGInput::FG_MOD_ALT;
+
+  return modifiers;
+}
+
+
+/**
+ * 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)
+{
+				// Give PUI a chance to grab it first.
+  if (!puKeyboard(k, PU_DOWN))
+    current_input.doKey(k, get_mods(), x, 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)
+{
+  current_input.doKey(k, get_mods()|FGInput::FG_MOD_UP, x, 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)
+{
+				// Give PUI a chance to grab it first.
+  if (!puKeyboard(k + PU_KEY_GLUT_SPECIAL_OFFSET, PU_DOWN))
+    current_input.doKey(k + 256, get_mods(), x, 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)
+{
+  current_input.doKey(k + 256, get_mods()|FGInput::FG_MOD_UP, x, y);
+}
 
 // end of input.cxx