1 // input.cxx -- handle user input from various sources.
3 // Written by David Megginson, started May 2001.
5 // Copyright (C) 2001 David Megginson, david@megginson.com
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 #include <simgear/compiler.h>
44 #include <simgear/compiler.h>
46 #include <simgear/constants.h>
47 #include <simgear/debug/logstream.hxx>
48 #include <simgear/misc/props.hxx>
50 #include <Aircraft/aircraft.hxx>
51 #include <Autopilot/auto_gui.hxx>
52 #include <Autopilot/newauto.hxx>
53 #include <Cockpit/hud.hxx>
54 #include <Cockpit/panel.hxx>
55 #include <Cockpit/panel_io.hxx>
58 #include <Main/globals.hxx>
59 #include <Main/fg_props.hxx>
63 #if !defined(SG_HAVE_NATIVE_SGI_COMPILERS)
64 SG_USING_STD(ifstream);
71 ////////////////////////////////////////////////////////////////////////
72 // Local data structures.
73 ////////////////////////////////////////////////////////////////////////
76 ////////////////////////////////////////////////////////////////////////
77 // Implementation of FGBinding.
78 ////////////////////////////////////////////////////////////////////////
80 FGBinding::FGBinding ()
82 _arg(new SGPropertyNode),
88 FGBinding::FGBinding (const SGPropertyNode * node)
90 _arg(new SGPropertyNode),
97 FGBinding::~FGBinding ()
99 // delete _arg; // Delete the saved arguments
100 // delete _command_state; // Delete the saved command state
104 FGBinding::read (const SGPropertyNode * node)
106 const SGPropertyNode * conditionNode = node->getChild("condition");
107 if (conditionNode != 0) {
108 cerr << "Adding condition to binding" << endl;
109 setCondition(fgReadCondition(conditionNode));
112 _command_name = node->getStringValue("command", "");
113 if (_command_name.empty()) {
114 SG_LOG(SG_INPUT, SG_WARN, "No command supplied for binding.");
119 _command = globals->get_commands()->getCommand(_command_name);
121 SG_LOG(SG_INPUT, SG_ALERT, "Command " << _command_name << " is undefined");
127 _arg = new SGPropertyNode;
129 copyProperties(node, _arg); // FIXME: don't use whole node!!!
133 FGBinding::fire () const
137 SG_LOG(SG_INPUT, SG_WARN, "No command attached to binding");
138 } else if (!(*_command)(_arg, &_command_state)) {
139 SG_LOG(SG_INPUT, SG_ALERT, "Failed to execute command "
146 FGBinding::fire (double offset, double max) const
149 _arg->setDoubleValue("offset", offset/max);
155 FGBinding::fire (double setting) const
158 // A value is automatically added to
160 if (_setting == 0) // save the setting node for efficiency
161 _setting = _arg->getChild("setting", 0, true);
162 _setting->setDoubleValue(setting);
169 ////////////////////////////////////////////////////////////////////////
170 // Implementation of FGInput.
171 ////////////////////////////////////////////////////////////////////////
174 extern void fgReshape( int width, int height );
176 FGInput current_input;
196 glutKeyboardFunc(GLUTkey);
197 glutKeyboardUpFunc(GLUTkeyup);
198 glutSpecialFunc(GLUTspecialkey);
199 glutSpecialUpFunc(GLUTspecialkeyup);
200 glutMouseFunc (GLUTmouse);
201 glutMotionFunc (GLUTmotion);
202 glutPassiveMotionFunc (GLUTmotion);
218 FGInput::update (double dt)
226 FGInput::doKey (int k, int modifiers, int x, int y)
228 SG_LOG( SG_INPUT, SG_DEBUG, "User pressed key " << k
229 << " with modifiers " << modifiers );
232 if (k < 0 || k >= MAX_KEYS) {
233 SG_LOG(SG_INPUT, SG_WARN, "Key value " << k << " out of range");
237 button &b = _key_bindings[k];
240 if (modifiers&FG_MOD_UP == 0) {
241 SG_LOG( SG_INPUT, SG_DEBUG, "User pressed key " << k
242 << " with modifiers " << modifiers );
243 if (!b.last_state || b.is_repeatable) {
244 const binding_list_t &bindings =
245 _find_key_bindings(k, modifiers);
246 int max = bindings.size();
248 for (int i = 0; i < max; i++)
257 SG_LOG(SG_INPUT, SG_DEBUG, "User released key " << k
258 << " with modifiers " << modifiers);
260 const binding_list_t &bindings =
261 _find_key_bindings(k, modifiers);
262 int max = bindings.size();
264 for (int i = 0; i < max; i++)
272 // Use the old, default actions.
273 SG_LOG( SG_INPUT, SG_DEBUG, "(No user binding.)" );
274 if (modifiers&FG_MOD_UP)
277 // everything after here will be removed sooner or later...
279 if (modifiers & FG_MOD_SHIFT) {
283 HUD_brightkey( true );
287 fgHUDInit2(¤t_aircraft);
293 SG_LOG( SG_INPUT, SG_DEBUG, "" );
296 HUD_masterswitch( true );
299 fgHUDInit(¤t_aircraft); // normal HUD
304 case 256+GLUT_KEY_F6: // F6 toggles Autopilot target location
305 if ( globals->get_autopilot()->get_HeadingMode() !=
306 FGAutopilot::FG_HEADING_WAYPOINT ) {
307 globals->get_autopilot()->set_HeadingMode(
308 FGAutopilot::FG_HEADING_WAYPOINT );
309 globals->get_autopilot()->set_HeadingEnabled( true );
311 globals->get_autopilot()->set_HeadingMode(
312 FGAutopilot::FG_TC_HEADING_LOCK );
315 case 256+GLUT_KEY_F8: {// F8 toggles fog ... off fastest nicest...
316 const string &fog = fgGetString("/sim/rendering/fog");
317 if (fog == "disabled") {
318 fgSetString("/sim/rendering/fog", "fastest");
319 SG_LOG(SG_INPUT, SG_INFO, "Fog enabled, hint=fastest");
320 } else if (fog == "fastest") {
321 fgSetString("/sim/rendering/fog", "nicest");
322 SG_LOG(SG_INPUT, SG_INFO, "Fog enabled, hint=nicest");
323 } else if (fog == "nicest") {
324 fgSetString("/sim/rendering/fog", "disabled");
325 SG_LOG(SG_INPUT, SG_INFO, "Fog disabled");
327 fgSetString("/sim/rendering/fog", "disabled");
328 SG_LOG(SG_INPUT, SG_ALERT, "Unrecognized fog type "
329 << fog << ", changed to 'disabled'");
333 case 256+GLUT_KEY_F10: // F10 toggles menu on and off...
334 SG_LOG(SG_INPUT, SG_INFO, "Invoking call back function");
337 case 256+GLUT_KEY_F11: // F11 Altitude Dialog.
338 SG_LOG(SG_INPUT, SG_INFO, "Invoking Altitude call back function");
341 case 256+GLUT_KEY_F12: // F12 Heading Dialog...
342 SG_LOG(SG_INPUT, SG_INFO, "Invoking Heading call back function");
353 FGInput::doMouseClick (int b, int updown, int x, int y)
355 int modifiers = FG_MOD_NONE; // FIXME: any way to get the real ones?
357 mouse &m = _mouse_bindings[0];
358 mouse_mode &mode = m.modes[m.current_mode];
360 // Let the property manager know.
361 if (b >= 0 && b < MAX_MOUSE_BUTTONS)
362 m.mouse_button_nodes[b]->setBoolValue(updown == GLUT_DOWN);
364 // Pass on to PUI and the panel if
365 // requested, and return if one of
366 // them consumes the event.
367 if (mode.pass_through) {
368 if (puMouse(b, updown, x, y))
370 else if ((current_panel != 0) &&
371 current_panel->doMouseAction(b, updown, x, y))
375 // OK, PUI and the panel didn't want the click
376 if (b >= MAX_MOUSE_BUTTONS) {
377 SG_LOG(SG_INPUT, SG_ALERT, "Mouse button " << b
378 << " where only " << MAX_MOUSE_BUTTONS << " expected");
382 _update_button(m.modes[m.current_mode].buttons[b], modifiers, 0 != updown, x, y);
386 FGInput::doMouseMotion (int x, int y)
388 int modifiers = FG_MOD_NONE; // FIXME: any way to get the real ones?
390 int xsize = fgGetInt("/sim/startup/xsize", 800);
391 int ysize = fgGetInt("/sim/startup/ysize", 600);
392 mouse &m = _mouse_bindings[0];
393 if (m.current_mode < 0 || m.current_mode >= m.nModes)
395 mouse_mode &mode = m.modes[m.current_mode];
397 // Pass on to PUI if requested, and return
398 // if PUI consumed the event.
399 if (mode.pass_through && puMouse(x, y))
402 // OK, PUI didn't want the event,
403 // so we can play with it.
406 for (int i = 0; i < mode.x_bindings[modifiers].size(); i++)
407 mode.x_bindings[modifiers][i]->fire(double(delta), double(xsize));
411 for (int i = 0; i < mode.y_bindings[modifiers].size(); i++)
412 mode.y_bindings[modifiers][i]->fire(double(delta), double(ysize));
415 // Constrain the mouse if requested
416 if (mode.constrained) {
417 bool need_warp = false;
421 } else if (x >= (xsize-1)) {
429 } else if (y >= (ysize-1)) {
435 glutWarpPointer(x, y);
442 FGInput::_init_keyboard ()
444 // TODO: zero the old bindings first.
445 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing key bindings");
446 SGPropertyNode * key_nodes = fgGetNode("/input/keyboard");
447 if (key_nodes == 0) {
448 SG_LOG(SG_INPUT, SG_WARN, "No key bindings (/input/keyboard)!!");
449 key_nodes = fgGetNode("/input/keyboard", true);
452 vector<SGPropertyNode_ptr> keys = key_nodes->getChildren("key");
453 for (unsigned int i = 0; i < keys.size(); i++) {
454 int index = keys[i]->getIndex();
455 SG_LOG(SG_INPUT, SG_DEBUG, "Binding key " << index);
456 _key_bindings[index].is_repeatable = keys[i]->getBoolValue("repeatable");
457 _read_bindings(keys[i], _key_bindings[index].bindings, FG_MOD_NONE);
463 FGInput::_init_joystick ()
465 // TODO: zero the old bindings first.
466 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing joystick bindings");
467 SGPropertyNode * js_nodes = fgGetNode("/input/joysticks");
469 SG_LOG(SG_INPUT, SG_WARN, "No joystick bindings (/input/joysticks)!!");
470 js_nodes = fgGetNode("/input/joysticks", true);
473 for (int i = 0; i < MAX_JOYSTICKS; i++) {
474 SGPropertyNode * js_node = js_nodes->getChild("js", i);
476 SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for joystick " << i);
477 js_node = js_nodes->getChild("js", i, true);
479 jsJoystick * js = new jsJoystick(i);
480 _joystick_bindings[i].js = js;
481 if (js->notWorking()) {
482 SG_LOG(SG_INPUT, SG_WARN, "Joystick " << i << " not found");
485 #ifdef FG_PLIB_JOYSTICK_GETNAME
486 SG_LOG(SG_INPUT, SG_INFO, "");
487 SG_LOG(SG_INPUT, SG_INFO, "Found joystick " << js->getName());
492 joyGetDevCaps( i, &jsCaps, sizeof(jsCaps) );
493 int nbuttons = jsCaps.wNumButtons;
494 if (nbuttons > MAX_JOYSTICK_BUTTONS) nbuttons = MAX_JOYSTICK_BUTTONS;
496 int nbuttons = MAX_JOYSTICK_BUTTONS;
499 int naxes = js->getNumAxes();
500 if (naxes > MAX_JOYSTICK_AXES) naxes = MAX_JOYSTICK_AXES;
501 _joystick_bindings[i].naxes = naxes;
502 _joystick_bindings[i].nbuttons = nbuttons;
504 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing joystick " << i);
506 // Set up range arrays
507 float minRange[MAX_JOYSTICK_AXES];
508 float maxRange[MAX_JOYSTICK_AXES];
509 float center[MAX_JOYSTICK_AXES];
511 // Initialize with default values
512 js->getMinRange(minRange);
513 js->getMaxRange(maxRange);
514 js->getCenter(center);
516 // Allocate axes and buttons
517 _joystick_bindings[i].axes = new axis[naxes];
518 _joystick_bindings[i].buttons = new button[nbuttons];
522 // Initialize the axes.
525 for (j = 0; j < naxes; j++) {
526 const SGPropertyNode * axis_node = js_node->getChild("axis", j);
527 if (axis_node == 0) {
528 SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for axis " << j);
529 axis_node = js_node->getChild("axis", j, true);
532 axis &a = _joystick_bindings[i].axes[j];
534 js->setDeadBand(j, axis_node->getDoubleValue("dead-band", 0.0));
536 a.tolerance = axis_node->getDoubleValue("tolerance", 0.002);
537 minRange[j] = axis_node->getDoubleValue("min-range", minRange[j]);
538 maxRange[j] = axis_node->getDoubleValue("max-range", maxRange[j]);
539 center[j] = axis_node->getDoubleValue("center", center[j]);
541 _read_bindings(axis_node, a.bindings, FG_MOD_NONE);
543 // Initialize the virtual axis buttons.
544 _init_button(axis_node->getChild("low"), a.low, "low");
545 a.low_threshold = axis_node->getDoubleValue("low-threshold", -0.9);
547 _init_button(axis_node->getChild("high"), a.high, "high");
548 a.high_threshold = axis_node->getDoubleValue("high-threshold", 0.9);
552 // Initialize the buttons.
555 for (j = 0; j < nbuttons; j++) {
556 sprintf(buf, "%d", j);
557 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing button " << j);
558 _init_button(js_node->getChild("button", j),
559 _joystick_bindings[i].buttons[j],
564 js->setMinRange(minRange);
565 js->setMaxRange(maxRange);
566 js->setCenter(center);
571 // Map of all known GLUT cursor names
576 } mouse_cursor_map[] = {
577 { "right-arrow", GLUT_CURSOR_RIGHT_ARROW },
578 { "left-arrow", GLUT_CURSOR_LEFT_ARROW },
579 { "info", GLUT_CURSOR_INFO },
580 { "destroy", GLUT_CURSOR_DESTROY },
581 { "help", GLUT_CURSOR_HELP },
582 { "cycle", GLUT_CURSOR_CYCLE },
583 { "spray", GLUT_CURSOR_SPRAY },
584 { "wait", GLUT_CURSOR_WAIT },
585 { "text", GLUT_CURSOR_TEXT },
586 { "crosshair", GLUT_CURSOR_CROSSHAIR },
587 { "up-down", GLUT_CURSOR_UP_DOWN },
588 { "left-right", GLUT_CURSOR_LEFT_RIGHT },
589 { "top-side", GLUT_CURSOR_TOP_SIDE },
590 { "bottom-side", GLUT_CURSOR_BOTTOM_SIDE },
591 { "left-side", GLUT_CURSOR_LEFT_SIDE },
592 { "right-side", GLUT_CURSOR_RIGHT_SIDE },
593 { "top-left-corner", GLUT_CURSOR_TOP_LEFT_CORNER },
594 { "top-right-corner", GLUT_CURSOR_TOP_RIGHT_CORNER },
595 { "bottom-right-corner", GLUT_CURSOR_BOTTOM_RIGHT_CORNER },
596 { "bottom-left-corner", GLUT_CURSOR_BOTTOM_LEFT_CORNER },
597 { "inherit", GLUT_CURSOR_INHERIT },
598 { "none", GLUT_CURSOR_NONE },
599 { "full-crosshair", GLUT_CURSOR_FULL_CROSSHAIR },
606 FGInput::_init_mouse ()
608 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing mouse bindings");
610 SGPropertyNode * mouse_nodes = fgGetNode("/input/mice");
611 if (mouse_nodes == 0) {
612 SG_LOG(SG_INPUT, SG_WARN, "No mouse bindings (/input/mice)!!");
613 mouse_nodes = fgGetNode("/input/mice", true);
617 for (int i = 0; i < MAX_MICE; i++) {
618 SGPropertyNode * mouse_node = mouse_nodes->getChild("mouse", i, true);
619 mouse &m = _mouse_bindings[i];
621 // Grab node pointers
623 sprintf(buf, "/devices/status/mice/mouse[%d]/mode", i);
624 m.mode_node = fgGetNode(buf, true);
625 m.mode_node->setIntValue(0);
626 for (j = 0; j < MAX_MOUSE_BUTTONS; j++) {
627 sprintf(buf, "/devices/status/mice/mouse[%d]/button[%d]", i, j);
628 m.mouse_button_nodes[j] = fgGetNode(buf, true);
629 m.mouse_button_nodes[j]->setBoolValue(false);
632 // Read all the modes
633 m.nModes = mouse_node->getIntValue("mode-count", 1);
634 m.modes = new mouse_mode[m.nModes];
636 for (int j = 0; j < m.nModes; j++) {
639 // Read the mouse cursor for this mode
640 SGPropertyNode * mode_node = mouse_node->getChild("mode", j, true);
641 const char * cursor_name =
642 mode_node->getStringValue("cursor", "inherit");
643 m.modes[j].cursor = GLUT_CURSOR_INHERIT;
644 for (k = 0; mouse_cursor_map[k].name != 0; k++) {
645 if (!strcmp(mouse_cursor_map[k].name, cursor_name)) {
646 m.modes[j].cursor = mouse_cursor_map[k].cursor;
651 // Read other properties for this mode
652 m.modes[j].constrained = mode_node->getBoolValue("constrained", false);
653 m.modes[j].pass_through = mode_node->getBoolValue("pass-through", false);
655 // Read the button bindings for this mode
656 m.modes[j].buttons = new button[MAX_MOUSE_BUTTONS];
658 for (k = 0; k < MAX_MOUSE_BUTTONS; k++) {
659 sprintf(buf, "mouse button %d", k);
660 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing mouse button " << k);
661 _init_button(mode_node->getChild("button", k),
662 m.modes[j].buttons[k],
666 // Read the axis bindings for this mode
667 _read_bindings(mode_node->getChild("x-axis", 0, true),
668 m.modes[j].x_bindings,
670 _read_bindings(mode_node->getChild("y-axis", 0, true),
671 m.modes[j].y_bindings,
679 FGInput::_init_button (const SGPropertyNode * node,
684 SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for button " << name);
686 b.is_repeatable = node->getBoolValue("repeatable", b.is_repeatable);
688 // Get the bindings for the button
689 _read_bindings(node, b.bindings, FG_MOD_NONE);
695 FGInput::_update_keyboard ()
702 FGInput::_update_joystick ()
704 int modifiers = FG_MOD_NONE; // FIXME: any way to get the real ones?
706 // float js_val, diff;
707 float axis_values[MAX_JOYSTICK_AXES];
712 for ( i = 0; i < MAX_JOYSTICKS; i++) {
714 jsJoystick * js = _joystick_bindings[i].js;
715 if (js == 0 || js->notWorking())
718 js->read(&buttons, axis_values);
721 // Fire bindings for the axes.
722 for ( j = 0; j < _joystick_bindings[i].naxes; j++) {
723 axis &a = _joystick_bindings[i].axes[j];
725 // Do nothing if the axis position
726 // is unchanged; only a change in
727 // position fires the bindings.
728 if (fabs(axis_values[j] - a.last_value) > a.tolerance) {
729 // SG_LOG(SG_INPUT, SG_DEBUG, "Axis " << j << " has moved");
731 a.last_value = axis_values[j];
732 // SG_LOG(SG_INPUT, SG_DEBUG, "There are "
733 // << a.bindings[modifiers].size() << " bindings");
734 for (unsigned int k = 0; k < a.bindings[modifiers].size(); k++)
735 a.bindings[modifiers][k]->fire(axis_values[j]);
738 // do we have to emulate axis buttons?
739 if (a.low.bindings[modifiers].size())
740 _update_button(_joystick_bindings[i].axes[j].low,
742 axis_values[j] < a.low_threshold,
745 if (a.high.bindings[modifiers].size())
746 _update_button(_joystick_bindings[i].axes[j].high,
748 axis_values[j] > a.high_threshold,
752 // Fire bindings for the buttons.
753 for (j = 0; j < _joystick_bindings[i].nbuttons; j++) {
754 _update_button(_joystick_bindings[i].buttons[j],
756 (buttons & (1 << j)) > 0,
763 FGInput::_update_mouse ()
765 mouse &m = _mouse_bindings[0];
766 int mode = m.mode_node->getIntValue();
767 if (mode != m.current_mode) {
768 m.current_mode = mode;
769 if (mode >= 0 && mode < m.nModes) {
770 glutSetCursor(m.modes[mode].cursor);
771 m.x = fgGetInt("/sim/startup/xsize", 800) / 2;
772 m.y = fgGetInt("/sim/startup/ysize", 600) / 2;
773 glutWarpPointer(m.x, m.y);
775 SG_LOG(SG_INPUT, SG_DEBUG, "Mouse mode " << mode << " out of range");
776 glutSetCursor(GLUT_CURSOR_INHERIT);
782 FGInput::_update_button (button &b, int modifiers, bool pressed,
786 // The press event may be repeated.
787 if (!b.last_state || b.is_repeatable) {
788 SG_LOG( SG_INPUT, SG_DEBUG, "Button has been pressed" );
789 for (unsigned int k = 0; k < b.bindings[modifiers].size(); k++)
790 b.bindings[modifiers][k]->fire(x, y);
793 // The release event is never repeated.
795 SG_LOG( SG_INPUT, SG_DEBUG, "Button has been released" );
796 for (unsigned int k = 0; k < b.bindings[modifiers|FG_MOD_UP].size(); k++)
797 b.bindings[modifiers|FG_MOD_UP][k]->fire(x, y);
801 b.last_state = pressed;
806 FGInput::_read_bindings (const SGPropertyNode * node,
807 binding_list_t * binding_list,
810 SG_LOG(SG_INPUT, SG_DEBUG, "Reading all bindings");
811 vector<SGPropertyNode_ptr> bindings = node->getChildren("binding");
812 for (unsigned int i = 0; i < bindings.size(); i++) {
813 SG_LOG(SG_INPUT, SG_DEBUG, "Reading binding "
814 << bindings[i]->getStringValue("command"));
815 binding_list[modifiers].push_back(new FGBinding(bindings[i]));
818 // Read nested bindings for modifiers
819 if (node->getChild("mod-up") != 0)
820 _read_bindings(node->getChild("mod-up"), binding_list,
821 modifiers|FG_MOD_UP);
823 if (node->getChild("mod-shift") != 0)
824 _read_bindings(node->getChild("mod-shift"), binding_list,
825 modifiers|FG_MOD_SHIFT);
827 if (node->getChild("mod-ctrl") != 0)
828 _read_bindings(node->getChild("mod-ctrl"), binding_list,
829 modifiers|FG_MOD_CTRL);
831 if (node->getChild("mod-alt") != 0)
832 _read_bindings(node->getChild("mod-alt"), binding_list,
833 modifiers|FG_MOD_ALT);
837 const vector<FGBinding *> &
838 FGInput::_find_key_bindings (unsigned int k, int modifiers)
840 button &b = _key_bindings[k];
842 // Try it straight, first.
843 if (b.bindings[modifiers].size() > 0)
844 return b.bindings[modifiers];
846 // Try removing the control modifier
848 else if ((modifiers&FG_MOD_CTRL) && iscntrl(k))
849 return _find_key_bindings(k, modifiers&~FG_MOD_CTRL);
851 // Try removing shift modifier
852 // for upper case or any punctuation
853 // (since different keyboards will
854 // shift different punctuation types)
855 else if ((modifiers&FG_MOD_SHIFT) && (isupper(k) || ispunct(k)))
856 return _find_key_bindings(k, modifiers&~FG_MOD_SHIFT);
858 // Try removing alt modifier for
859 // high-bit characters.
860 else if ((modifiers&FG_MOD_ALT) && k >= 128 && k < 256)
861 return _find_key_bindings(k, modifiers&~FG_MOD_ALT);
863 // Give up and return the empty vector.
865 return b.bindings[modifiers];
870 ////////////////////////////////////////////////////////////////////////
871 // Implementation of FGInput::button.
872 ////////////////////////////////////////////////////////////////////////
874 FGInput::button::button ()
875 : is_repeatable(false),
880 FGInput::button::~button ()
882 // FIXME: memory leak
883 // for (int i = 0; i < FG_MOD_MAX; i++)
884 // for (int j = 0; i < bindings[i].size(); j++)
885 // delete bindings[i][j];
890 ////////////////////////////////////////////////////////////////////////
891 // Implementation of FGInput::axis.
892 ////////////////////////////////////////////////////////////////////////
894 FGInput::axis::axis ()
895 : last_value(9999999),
902 FGInput::axis::~axis ()
904 // for (int i = 0; i < FG_MOD_MAX; i++)
905 // for (int j = 0; i < bindings[i].size(); j++)
906 // delete bindings[i][j];
911 ////////////////////////////////////////////////////////////////////////
912 // Implementation of FGInput::joystick.
913 ////////////////////////////////////////////////////////////////////////
915 FGInput::joystick::joystick ()
919 FGInput::joystick::~joystick ()
928 ////////////////////////////////////////////////////////////////////////
929 // Implementation of FGInput::mouse_mode
930 ////////////////////////////////////////////////////////////////////////
932 FGInput::mouse_mode::mouse_mode ()
933 : cursor(GLUT_CURSOR_INHERIT),
940 FGInput::mouse_mode::~mouse_mode ()
942 // FIXME: memory leak
943 // for (int i = 0; i < FG_MOD_MAX; i++) {
945 // for (j = 0; i < x_bindings[i].size(); j++)
946 // delete bindings[i][j];
947 // for (j = 0; j < y_bindings[i].size(); j++)
948 // delete bindings[i][j];
955 ////////////////////////////////////////////////////////////////////////
956 // Implementation of FGInput::mouse
957 ////////////////////////////////////////////////////////////////////////
959 FGInput::mouse::mouse ()
968 FGInput::mouse::~mouse ()
975 ////////////////////////////////////////////////////////////////////////
976 // Implementation of GLUT callbacks.
977 ////////////////////////////////////////////////////////////////////////
981 * Construct the modifiers.
983 static inline int get_mods ()
985 int glut_modifiers = glutGetModifiers();
988 if (glut_modifiers & GLUT_ACTIVE_SHIFT)
989 modifiers |= FGInput::FG_MOD_SHIFT;
990 if (glut_modifiers & GLUT_ACTIVE_CTRL)
991 modifiers |= FGInput::FG_MOD_CTRL;
992 if (glut_modifiers & GLUT_ACTIVE_ALT)
993 modifiers |= FGInput::FG_MOD_ALT;
1000 ////////////////////////////////////////////////////////////////////////
1001 // GLUT C callbacks.
1002 ////////////////////////////////////////////////////////////////////////
1005 GLUTkey(unsigned char k, int x, int y)
1007 // Give PUI a chance to grab it first.
1008 if (!puKeyboard(k, PU_DOWN))
1009 current_input.doKey(k, get_mods(), x, y);
1013 GLUTkeyup(unsigned char k, int x, int y)
1015 current_input.doKey(k, get_mods()|FGInput::FG_MOD_UP, x, y);
1019 GLUTspecialkey(int k, int x, int y)
1021 // Give PUI a chance to grab it first.
1022 if (!puKeyboard(k + PU_KEY_GLUT_SPECIAL_OFFSET, PU_DOWN))
1023 current_input.doKey(k + 256, get_mods(), x, y);
1027 GLUTspecialkeyup(int k, int x, int y)
1029 current_input.doKey(k + 256, get_mods()|FGInput::FG_MOD_UP, x, y);
1033 GLUTmouse (int button, int updown, int x, int y)
1035 current_input.doMouseClick(button, updown, x, y);
1039 GLUTmotion (int x, int y)
1041 current_input.doMouseMotion(x, y);