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/props/props.hxx>
50 #include <Aircraft/aircraft.hxx>
51 #include <Autopilot/xmlauto.hxx>
52 #include <Cockpit/hud.hxx>
53 #include <Cockpit/panel.hxx>
54 #include <Cockpit/panel_io.hxx>
56 #include <Model/panelnode.hxx>
58 #include <Main/globals.hxx>
59 #include <Main/fg_props.hxx>
63 SG_USING_STD(ifstream);
69 ////////////////////////////////////////////////////////////////////////
71 ////////////////////////////////////////////////////////////////////////
73 static FGInput * default_input = 0;
77 ////////////////////////////////////////////////////////////////////////
78 // Implementation of FGBinding.
79 ////////////////////////////////////////////////////////////////////////
81 FGBinding::FGBinding ()
83 _arg(new SGPropertyNode),
88 FGBinding::FGBinding (const SGPropertyNode * node)
97 FGBinding::read (const SGPropertyNode * node)
99 const SGPropertyNode * conditionNode = node->getChild("condition");
100 if (conditionNode != 0)
101 setCondition(sgReadCondition(globals->get_props(), conditionNode));
103 _command_name = node->getStringValue("command", "");
104 if (_command_name.empty()) {
105 SG_LOG(SG_INPUT, SG_WARN, "No command supplied for binding.");
110 _arg = new SGPropertyNode;
112 copyProperties(node, _arg); // FIXME: don't use whole node!!!
116 FGBinding::fire () const
120 _command = globals->get_commands()->getCommand(_command_name);
122 SG_LOG(SG_INPUT, SG_WARN, "No command attached to binding");
123 } else if (!(*_command)(_arg)) {
124 SG_LOG(SG_INPUT, SG_ALERT, "Failed to execute command "
131 FGBinding::fire (double offset, double max) const
134 _arg->setDoubleValue("offset", offset/max);
140 FGBinding::fire (double setting) const
143 // A value is automatically added to
145 if (_setting == 0) // save the setting node for efficiency
146 _setting = _arg->getChild("setting", 0, true);
147 _setting->setDoubleValue(setting);
154 ////////////////////////////////////////////////////////////////////////
155 // Implementation of FGInput.
156 ////////////////////////////////////////////////////////////////////////
161 if (default_input == 0)
162 default_input = this;
167 if (default_input == this)
178 glutKeyboardFunc(GLUTkey);
179 glutKeyboardUpFunc(GLUTkeyup);
180 glutSpecialFunc(GLUTspecialkey);
181 glutSpecialUpFunc(GLUTspecialkeyup);
182 glutMouseFunc (GLUTmouse);
183 glutMotionFunc (GLUTmotion);
184 glutPassiveMotionFunc (GLUTmotion);
188 FGInput::update (double dt)
191 _update_joystick(dt);
208 FGInput::is_suspended () const
214 FGInput::makeDefault (bool status)
217 default_input = this;
218 else if (default_input == this)
223 FGInput::doKey (int k, int modifiers, int x, int y)
225 static SGPropertyNode *heading_enabled
226 = fgGetNode("/autopilot/locks/heading", true);
229 if (k < 0 || k >= MAX_KEYS) {
230 SG_LOG(SG_INPUT, SG_WARN, "Key value " << k << " out of range");
234 button &b = _key_bindings[k];
237 if (modifiers&FG_MOD_UP == 0) {
238 SG_LOG( SG_INPUT, SG_DEBUG, "User pressed key " << k
239 << " with modifiers " << modifiers );
240 if (!b.last_state || b.is_repeatable) {
241 const binding_list_t &bindings =
242 _find_key_bindings(k, modifiers);
243 int max = bindings.size();
245 for (int i = 0; i < max; i++)
254 SG_LOG(SG_INPUT, SG_DEBUG, "User released key " << k
255 << " with modifiers " << modifiers);
257 const binding_list_t &bindings =
258 _find_key_bindings(k, modifiers);
259 int max = bindings.size();
261 for (int i = 0; i < max; i++)
269 // Use the old, default actions.
270 SG_LOG( SG_INPUT, SG_DEBUG, "(No user binding.)" );
271 if (modifiers&FG_MOD_UP)
274 // everything after here will be removed sooner or later...
276 if (modifiers & FG_MOD_SHIFT) {
280 HUD_brightkey( true );
284 fgHUDInit2(¤t_aircraft);
290 SG_LOG( SG_INPUT, SG_DEBUG, "" );
293 HUD_masterswitch( true );
296 fgHUDInit(¤t_aircraft); // normal HUD
301 case 256+GLUT_KEY_F6: // F6 toggles Autopilot target location
302 if ( strcmp( heading_enabled->getStringValue(),
303 "true-heading-hold" ) != 0 ) {
304 heading_enabled->setStringValue( "true-heading-hold" );
306 heading_enabled->setStringValue( "" );
317 FGInput::doMouseClick (int b, int updown, int x, int y)
319 int modifiers = FG_MOD_NONE; // FIXME: any way to get the real ones?
321 mouse &m = _mouse_bindings[0];
322 mouse_mode &mode = m.modes[m.current_mode];
324 // Let the property manager know.
325 if (b >= 0 && b < MAX_MOUSE_BUTTONS)
326 m.mouse_button_nodes[b]->setBoolValue(updown == GLUT_DOWN);
328 // Pass on to PUI and the panel if
329 // requested, and return if one of
330 // them consumes the event.
331 if (mode.pass_through) {
332 if (puMouse(b, updown, x, y))
334 else if ((globals->get_current_panel() != 0) &&
335 globals->get_current_panel()->getVisibility() &&
336 globals->get_current_panel()->doMouseAction(b, updown, x, y))
338 else if (fgHandle3DPanelMouseEvent(b, updown, x, y))
342 // OK, PUI and the panel didn't want the click
343 if (b >= MAX_MOUSE_BUTTONS) {
344 SG_LOG(SG_INPUT, SG_ALERT, "Mouse button " << b
345 << " where only " << MAX_MOUSE_BUTTONS << " expected");
349 _update_button(m.modes[m.current_mode].buttons[b], modifiers, 0 != updown, x, y);
353 FGInput::doMouseMotion (int x, int y)
355 int modifiers = FG_MOD_NONE; // FIXME: any way to get the real ones?
357 int xsize = fgGetInt("/sim/startup/xsize", 800);
358 int ysize = fgGetInt("/sim/startup/ysize", 600);
359 mouse &m = _mouse_bindings[0];
360 if (m.current_mode < 0 || m.current_mode >= m.nModes)
362 mouse_mode &mode = m.modes[m.current_mode];
364 // Pass on to PUI if requested, and return
365 // if PUI consumed the event.
366 if (mode.pass_through && puMouse(x, y))
369 // OK, PUI didn't want the event,
370 // so we can play with it.
373 for (unsigned int i = 0; i < mode.x_bindings[modifiers].size(); i++)
374 mode.x_bindings[modifiers][i]->fire(double(delta), double(xsize));
378 for (unsigned int i = 0; i < mode.y_bindings[modifiers].size(); i++)
379 mode.y_bindings[modifiers][i]->fire(double(delta), double(ysize));
382 // Constrain the mouse if requested
383 if (mode.constrained) {
384 bool need_warp = false;
388 } else if (x >= (xsize-1)) {
396 } else if (y >= (ysize-1)) {
402 glutWarpPointer(x, y);
409 FGInput::_init_keyboard ()
411 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing key bindings");
412 SGPropertyNode * key_nodes = fgGetNode("/input/keyboard");
413 if (key_nodes == 0) {
414 SG_LOG(SG_INPUT, SG_WARN, "No key bindings (/input/keyboard)!!");
415 key_nodes = fgGetNode("/input/keyboard", true);
418 vector<SGPropertyNode_ptr> keys = key_nodes->getChildren("key");
419 for (unsigned int i = 0; i < keys.size(); i++) {
420 int index = keys[i]->getIndex();
421 SG_LOG(SG_INPUT, SG_DEBUG, "Binding key " << index);
423 _key_bindings[index].bindings->clear();
424 _key_bindings[index].is_repeatable = keys[i]->getBoolValue("repeatable");
425 _read_bindings(keys[i], _key_bindings[index].bindings, FG_MOD_NONE);
431 FGInput::_init_joystick ()
433 // TODO: zero the old bindings first.
434 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing joystick bindings");
435 SGPropertyNode * js_nodes = fgGetNode("/input/joysticks");
437 SG_LOG(SG_INPUT, SG_WARN, "No joystick bindings (/input/joysticks)!!");
438 js_nodes = fgGetNode("/input/joysticks", true);
441 for (int i = 0; i < MAX_JOYSTICKS; i++) {
442 SGPropertyNode_ptr js_node = js_nodes->getChild("js", i);
444 SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for joystick " << i);
445 js_node = js_nodes->getChild("js", i, true);
447 jsJoystick * js = new jsJoystick(i);
448 _joystick_bindings[i].js = js;
449 if (js->notWorking()) {
450 SG_LOG(SG_INPUT, SG_DEBUG, "Joystick " << i << " not found");
453 bool found_js = false;
454 const char * name = js->getName();
455 SG_LOG(SG_INPUT, SG_INFO, "Looking for bindings for joystick \""
457 vector<SGPropertyNode_ptr> nodes = js_nodes->getChildren("js-named");
458 for (unsigned int i = 0; i < nodes.size(); i++) {
459 SGPropertyNode_ptr node = nodes[i];
460 vector<SGPropertyNode_ptr> name_nodes = node->getChildren("name");
461 for (unsigned int j = 0; j < name_nodes.size(); j++) {
462 const char * js_name = name_nodes[j]->getStringValue();
463 SG_LOG(SG_INPUT, SG_INFO, " Trying \"" << js_name << '"');
464 if (!strcmp(js_name, name)) {
465 SG_LOG(SG_INPUT, SG_INFO, " Found bindings");
477 joyGetDevCaps( i, &jsCaps, sizeof(jsCaps) );
478 int nbuttons = jsCaps.wNumButtons;
479 if (nbuttons > MAX_JOYSTICK_BUTTONS) nbuttons = MAX_JOYSTICK_BUTTONS;
481 int nbuttons = MAX_JOYSTICK_BUTTONS;
484 int naxes = js->getNumAxes();
485 if (naxes > MAX_JOYSTICK_AXES) naxes = MAX_JOYSTICK_AXES;
486 _joystick_bindings[i].naxes = naxes;
487 _joystick_bindings[i].nbuttons = nbuttons;
489 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing joystick " << i);
491 // Set up range arrays
492 float minRange[MAX_JOYSTICK_AXES];
493 float maxRange[MAX_JOYSTICK_AXES];
494 float center[MAX_JOYSTICK_AXES];
496 // Initialize with default values
497 js->getMinRange(minRange);
498 js->getMaxRange(maxRange);
499 js->getCenter(center);
501 // Allocate axes and buttons
502 _joystick_bindings[i].axes = new axis[naxes];
503 _joystick_bindings[i].buttons = new button[nbuttons];
507 // Initialize the axes.
510 for (j = 0; j < naxes; j++) {
511 const SGPropertyNode * axis_node = js_node->getChild("axis", j);
512 if (axis_node == 0) {
513 SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for axis " << j);
514 axis_node = js_node->getChild("axis", j, true);
517 axis &a = _joystick_bindings[i].axes[j];
519 js->setDeadBand(j, axis_node->getDoubleValue("dead-band", 0.0));
521 a.tolerance = axis_node->getDoubleValue("tolerance", 0.002);
522 minRange[j] = axis_node->getDoubleValue("min-range", minRange[j]);
523 maxRange[j] = axis_node->getDoubleValue("max-range", maxRange[j]);
524 center[j] = axis_node->getDoubleValue("center", center[j]);
526 _read_bindings(axis_node, a.bindings, FG_MOD_NONE);
528 // Initialize the virtual axis buttons.
529 _init_button(axis_node->getChild("low"), a.low, "low");
530 a.low_threshold = axis_node->getDoubleValue("low-threshold", -0.9);
532 _init_button(axis_node->getChild("high"), a.high, "high");
533 a.high_threshold = axis_node->getDoubleValue("high-threshold", 0.9);
534 a.interval_sec = axis_node->getDoubleValue("interval-sec",0.0);
539 // Initialize the buttons.
542 for (j = 0; j < nbuttons; j++) {
543 sprintf(buf, "%d", j);
544 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing button " << j);
545 _init_button(js_node->getChild("button", j),
546 _joystick_bindings[i].buttons[j],
549 // get interval-sec property
550 button &b = _joystick_bindings[i].buttons[j];
551 const SGPropertyNode * button_node = js_node->getChild("button", j);
552 if (button_node != 0) {
553 b.interval_sec = button_node->getDoubleValue("interval-sec",0.0);
558 js->setMinRange(minRange);
559 js->setMaxRange(maxRange);
560 js->setCenter(center);
565 // Map of all known GLUT cursor names
570 } mouse_cursor_map[] = {
571 { "right-arrow", GLUT_CURSOR_RIGHT_ARROW },
572 { "left-arrow", GLUT_CURSOR_LEFT_ARROW },
573 { "info", GLUT_CURSOR_INFO },
574 { "destroy", GLUT_CURSOR_DESTROY },
575 { "help", GLUT_CURSOR_HELP },
576 { "cycle", GLUT_CURSOR_CYCLE },
577 { "spray", GLUT_CURSOR_SPRAY },
578 { "wait", GLUT_CURSOR_WAIT },
579 { "text", GLUT_CURSOR_TEXT },
580 { "crosshair", GLUT_CURSOR_CROSSHAIR },
581 { "up-down", GLUT_CURSOR_UP_DOWN },
582 { "left-right", GLUT_CURSOR_LEFT_RIGHT },
583 { "top-side", GLUT_CURSOR_TOP_SIDE },
584 { "bottom-side", GLUT_CURSOR_BOTTOM_SIDE },
585 { "left-side", GLUT_CURSOR_LEFT_SIDE },
586 { "right-side", GLUT_CURSOR_RIGHT_SIDE },
587 { "top-left-corner", GLUT_CURSOR_TOP_LEFT_CORNER },
588 { "top-right-corner", GLUT_CURSOR_TOP_RIGHT_CORNER },
589 { "bottom-right-corner", GLUT_CURSOR_BOTTOM_RIGHT_CORNER },
590 { "bottom-left-corner", GLUT_CURSOR_BOTTOM_LEFT_CORNER },
591 { "inherit", GLUT_CURSOR_INHERIT },
592 { "none", GLUT_CURSOR_NONE },
593 { "full-crosshair", GLUT_CURSOR_FULL_CROSSHAIR },
600 FGInput::_init_mouse ()
602 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing mouse bindings");
604 SGPropertyNode * mouse_nodes = fgGetNode("/input/mice");
605 if (mouse_nodes == 0) {
606 SG_LOG(SG_INPUT, SG_WARN, "No mouse bindings (/input/mice)!!");
607 mouse_nodes = fgGetNode("/input/mice", true);
611 for (int i = 0; i < MAX_MICE; i++) {
612 SGPropertyNode * mouse_node = mouse_nodes->getChild("mouse", i, true);
613 mouse &m = _mouse_bindings[i];
615 // Grab node pointers
617 sprintf(buf, "/devices/status/mice/mouse[%d]/mode", i);
618 m.mode_node = fgGetNode(buf);
619 if (m.mode_node == NULL) {
620 m.mode_node = fgGetNode(buf, true);
621 m.mode_node->setIntValue(0);
623 for (j = 0; j < MAX_MOUSE_BUTTONS; j++) {
624 sprintf(buf, "/devices/status/mice/mouse[%d]/button[%d]", i, j);
625 m.mouse_button_nodes[j] = fgGetNode(buf, true);
626 m.mouse_button_nodes[j]->setBoolValue(false);
629 // Read all the modes
630 m.nModes = mouse_node->getIntValue("mode-count", 1);
631 m.modes = new mouse_mode[m.nModes];
633 for (int j = 0; j < m.nModes; j++) {
636 // Read the mouse cursor for this mode
637 SGPropertyNode * mode_node = mouse_node->getChild("mode", j, true);
638 const char * cursor_name =
639 mode_node->getStringValue("cursor", "inherit");
640 m.modes[j].cursor = GLUT_CURSOR_INHERIT;
641 for (k = 0; mouse_cursor_map[k].name != 0; k++) {
642 if (!strcmp(mouse_cursor_map[k].name, cursor_name)) {
643 m.modes[j].cursor = mouse_cursor_map[k].cursor;
648 // Read other properties for this mode
649 m.modes[j].constrained = mode_node->getBoolValue("constrained", false);
650 m.modes[j].pass_through = mode_node->getBoolValue("pass-through", false);
652 // Read the button bindings for this mode
653 m.modes[j].buttons = new button[MAX_MOUSE_BUTTONS];
655 for (k = 0; k < MAX_MOUSE_BUTTONS; k++) {
656 sprintf(buf, "mouse button %d", k);
657 SG_LOG(SG_INPUT, SG_DEBUG, "Initializing mouse button " << k);
658 _init_button(mode_node->getChild("button", k),
659 m.modes[j].buttons[k],
663 // Read the axis bindings for this mode
664 _read_bindings(mode_node->getChild("x-axis", 0, true),
665 m.modes[j].x_bindings,
667 _read_bindings(mode_node->getChild("y-axis", 0, true),
668 m.modes[j].y_bindings,
676 FGInput::_init_button (const SGPropertyNode * node,
681 SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for button " << name);
683 b.is_repeatable = node->getBoolValue("repeatable", b.is_repeatable);
685 // Get the bindings for the button
686 _read_bindings(node, b.bindings, FG_MOD_NONE);
692 FGInput::_update_keyboard ()
699 FGInput::_update_joystick (double dt)
701 int modifiers = FG_MOD_NONE; // FIXME: any way to get the real ones?
703 // float js_val, diff;
704 float axis_values[MAX_JOYSTICK_AXES];
709 for ( i = 0; i < MAX_JOYSTICKS; i++) {
711 jsJoystick * js = _joystick_bindings[i].js;
712 if (js == 0 || js->notWorking())
715 js->read(&buttons, axis_values);
718 // Fire bindings for the axes.
719 for ( j = 0; j < _joystick_bindings[i].naxes; j++) {
720 axis &a = _joystick_bindings[i].axes[j];
722 // Do nothing if the axis position
723 // is unchanged; only a change in
724 // position fires the bindings.
725 if (fabs(axis_values[j] - a.last_value) > a.tolerance) {
726 // SG_LOG(SG_INPUT, SG_DEBUG, "Axis " << j << " has moved");
728 a.last_value = axis_values[j];
729 // SG_LOG(SG_INPUT, SG_DEBUG, "There are "
730 // << a.bindings[modifiers].size() << " bindings");
731 for (unsigned int k = 0; k < a.bindings[modifiers].size(); k++)
732 a.bindings[modifiers][k]->fire(axis_values[j]);
735 // do we have to emulate axis buttons?
737 if(a.last_dt >= a.interval_sec) {
738 if (a.low.bindings[modifiers].size())
739 _update_button(_joystick_bindings[i].axes[j].low,
741 axis_values[j] < a.low_threshold,
744 if (a.high.bindings[modifiers].size())
745 _update_button(_joystick_bindings[i].axes[j].high,
747 axis_values[j] > a.high_threshold,
749 a.last_dt -= a.interval_sec;
753 // Fire bindings for the buttons.
754 for (j = 0; j < _joystick_bindings[i].nbuttons; j++) {
755 button &b = _joystick_bindings[i].buttons[j];
757 if(b.last_dt >= b.interval_sec) {
758 _update_button(_joystick_bindings[i].buttons[j],
760 (buttons & (1 << j)) > 0,
762 b.last_dt -= b.interval_sec;
769 FGInput::_update_mouse ()
771 mouse &m = _mouse_bindings[0];
772 int mode = m.mode_node->getIntValue();
773 if (mode != m.current_mode) {
774 m.current_mode = mode;
775 if (mode >= 0 && mode < m.nModes) {
776 glutSetCursor(m.modes[mode].cursor);
777 m.x = fgGetInt("/sim/startup/xsize", 800) / 2;
778 m.y = fgGetInt("/sim/startup/ysize", 600) / 2;
779 glutWarpPointer(m.x, m.y);
781 SG_LOG(SG_INPUT, SG_DEBUG, "Mouse mode " << mode << " out of range");
782 glutSetCursor(GLUT_CURSOR_INHERIT);
788 FGInput::_update_button (button &b, int modifiers, bool pressed,
792 // The press event may be repeated.
793 if (!b.last_state || b.is_repeatable) {
794 SG_LOG( SG_INPUT, SG_DEBUG, "Button has been pressed" );
795 for (unsigned int k = 0; k < b.bindings[modifiers].size(); k++)
796 b.bindings[modifiers][k]->fire(x, y);
799 // The release event is never repeated.
801 SG_LOG( SG_INPUT, SG_DEBUG, "Button has been released" );
802 for (unsigned int k = 0; k < b.bindings[modifiers|FG_MOD_UP].size(); k++)
803 b.bindings[modifiers|FG_MOD_UP][k]->fire(x, y);
807 b.last_state = pressed;
812 FGInput::_read_bindings (const SGPropertyNode * node,
813 binding_list_t * binding_list,
816 SG_LOG(SG_INPUT, SG_DEBUG, "Reading all bindings");
817 vector<SGPropertyNode_ptr> bindings = node->getChildren("binding");
818 for (unsigned int i = 0; i < bindings.size(); i++) {
819 SG_LOG(SG_INPUT, SG_DEBUG, "Reading binding "
820 << bindings[i]->getStringValue("command"));
821 binding_list[modifiers].push_back(new FGBinding(bindings[i]));
824 // Read nested bindings for modifiers
825 if (node->getChild("mod-up") != 0)
826 _read_bindings(node->getChild("mod-up"), binding_list,
827 modifiers|FG_MOD_UP);
829 if (node->getChild("mod-shift") != 0)
830 _read_bindings(node->getChild("mod-shift"), binding_list,
831 modifiers|FG_MOD_SHIFT);
833 if (node->getChild("mod-ctrl") != 0)
834 _read_bindings(node->getChild("mod-ctrl"), binding_list,
835 modifiers|FG_MOD_CTRL);
837 if (node->getChild("mod-alt") != 0)
838 _read_bindings(node->getChild("mod-alt"), binding_list,
839 modifiers|FG_MOD_ALT);
843 const vector<FGBinding *> &
844 FGInput::_find_key_bindings (unsigned int k, int modifiers)
846 unsigned char kc = (unsigned char)k;
847 button &b = _key_bindings[k];
849 // Try it straight, first.
850 if (b.bindings[modifiers].size() > 0)
851 return b.bindings[modifiers];
853 // Alt-Gr is CTRL+ALT
854 else if (modifiers&(FG_MOD_CTRL|FG_MOD_ALT))
855 return _find_key_bindings(k, modifiers&~(FG_MOD_CTRL|FG_MOD_ALT));
857 // Try removing the control modifier
859 else if ((modifiers&FG_MOD_CTRL) && iscntrl(kc))
860 return _find_key_bindings(k, modifiers&~FG_MOD_CTRL);
862 // Try removing shift modifier
863 // for upper case or any punctuation
864 // (since different keyboards will
865 // shift different punctuation types)
866 else if ((modifiers&FG_MOD_SHIFT) && (isupper(kc) || ispunct(kc)))
867 return _find_key_bindings(k, modifiers&~FG_MOD_SHIFT);
869 // Try removing alt modifier for
870 // high-bit characters.
871 else if ((modifiers&FG_MOD_ALT) && k >= 128 && k < 256)
872 return _find_key_bindings(k, modifiers&~FG_MOD_ALT);
874 // Give up and return the empty vector.
876 return b.bindings[modifiers];
881 ////////////////////////////////////////////////////////////////////////
882 // Implementation of FGInput::button.
883 ////////////////////////////////////////////////////////////////////////
885 FGInput::button::button ()
886 : is_repeatable(false),
891 FGInput::button::~button ()
893 // FIXME: memory leak
894 // for (int i = 0; i < FG_MOD_MAX; i++)
895 // for (int j = 0; i < bindings[i].size(); j++)
896 // delete bindings[i][j];
901 ////////////////////////////////////////////////////////////////////////
902 // Implementation of FGInput::axis.
903 ////////////////////////////////////////////////////////////////////////
905 FGInput::axis::axis ()
906 : last_value(9999999),
913 FGInput::axis::~axis ()
915 // for (int i = 0; i < FG_MOD_MAX; i++)
916 // for (int j = 0; i < bindings[i].size(); j++)
917 // delete bindings[i][j];
922 ////////////////////////////////////////////////////////////////////////
923 // Implementation of FGInput::joystick.
924 ////////////////////////////////////////////////////////////////////////
926 FGInput::joystick::joystick ()
930 FGInput::joystick::~joystick ()
939 ////////////////////////////////////////////////////////////////////////
940 // Implementation of FGInput::mouse_mode
941 ////////////////////////////////////////////////////////////////////////
943 FGInput::mouse_mode::mouse_mode ()
944 : cursor(GLUT_CURSOR_INHERIT),
951 FGInput::mouse_mode::~mouse_mode ()
953 // FIXME: memory leak
954 // for (int i = 0; i < FG_MOD_MAX; i++) {
956 // for (j = 0; i < x_bindings[i].size(); j++)
957 // delete bindings[i][j];
958 // for (j = 0; j < y_bindings[i].size(); j++)
959 // delete bindings[i][j];
966 ////////////////////////////////////////////////////////////////////////
967 // Implementation of FGInput::mouse
968 ////////////////////////////////////////////////////////////////////////
970 FGInput::mouse::mouse ()
979 FGInput::mouse::~mouse ()
986 ////////////////////////////////////////////////////////////////////////
987 // Implementation of GLUT callbacks.
988 ////////////////////////////////////////////////////////////////////////
992 * Construct the modifiers.
994 static inline int get_mods ()
996 int glut_modifiers = glutGetModifiers();
999 if (glut_modifiers & GLUT_ACTIVE_SHIFT)
1000 modifiers |= FGInput::FG_MOD_SHIFT;
1001 if (glut_modifiers & GLUT_ACTIVE_CTRL)
1002 modifiers |= FGInput::FG_MOD_CTRL;
1003 if (glut_modifiers & GLUT_ACTIVE_ALT)
1004 modifiers |= FGInput::FG_MOD_ALT;
1011 ////////////////////////////////////////////////////////////////////////
1012 // GLUT C callbacks.
1013 ////////////////////////////////////////////////////////////////////////
1016 GLUTkey(unsigned char k, int x, int y)
1018 // Give PUI a chance to grab it first.
1019 if (!puKeyboard(k, PU_DOWN)) {
1020 if (default_input != 0)
1021 default_input->doKey(k, get_mods(), x, y);
1026 GLUTkeyup(unsigned char k, int x, int y)
1028 if (default_input != 0)
1029 default_input->doKey(k, get_mods()|FGInput::FG_MOD_UP, x, y);
1033 GLUTspecialkey(int k, int x, int y)
1035 // Give PUI a chance to grab it first.
1036 if (!puKeyboard(k + PU_KEY_GLUT_SPECIAL_OFFSET, PU_DOWN)) {
1037 if (default_input != 0)
1038 default_input->doKey(k + 256, get_mods(), x, y);
1043 GLUTspecialkeyup(int k, int x, int y)
1045 if (default_input != 0)
1046 default_input->doKey(k + 256, get_mods()|FGInput::FG_MOD_UP, x, y);
1050 GLUTmouse (int button, int updown, int x, int y)
1052 if (default_input != 0)
1053 default_input->doMouseClick(button, updown, x, y);
1057 GLUTmotion (int x, int y)
1059 if (default_input != 0)
1060 default_input->doMouseMotion(x, y);