996 lines
28 KiB
C++
996 lines
28 KiB
C++
// input.cxx -- handle user input from various sources.
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//
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// Written by David Megginson, started May 2001.
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//
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// Copyright (C) 2001 David Megginson, david@megginson.com
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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// $Id$
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#ifdef HAVE_WINDOWS_H
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# include <windows.h>
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#endif
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#include <simgear/compiler.h>
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#include <math.h>
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#include <ctype.h>
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#include STL_FSTREAM
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#include STL_STRING
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#include <vector>
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#include <simgear/compiler.h>
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#include <simgear/constants.h>
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#include <simgear/debug/logstream.hxx>
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#include <simgear/props/props.hxx>
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#include <Aircraft/aircraft.hxx>
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#include <Autopilot/xmlauto.hxx>
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#include <Cockpit/hud.hxx>
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#include <Cockpit/panel.hxx>
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#include <Cockpit/panel_io.hxx>
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#include <GUI/gui.h>
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#include <Model/panelnode.hxx>
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#include <Main/globals.hxx>
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#include <Main/fg_props.hxx>
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#include "input.hxx"
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SG_USING_STD(ifstream);
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SG_USING_STD(string);
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SG_USING_STD(vector);
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void mouseClickHandler(int button, int updown, int x, int y);
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void mouseMotionHandler(int x, int y);
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void keyHandler(int key, int keymod, int mousex, int mousey);
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////////////////////////////////////////////////////////////////////////
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// Local variables.
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////////////////////////////////////////////////////////////////////////
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static FGInput * default_input = 0;
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////////////////////////////////////////////////////////////////////////
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// Implementation of FGBinding.
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////////////////////////////////////////////////////////////////////////
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FGBinding::FGBinding ()
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: _command(0),
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_arg(new SGPropertyNode),
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_setting(0)
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{
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}
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FGBinding::FGBinding (const SGPropertyNode * node)
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: _command(0),
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_arg(0),
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_setting(0)
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{
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read(node);
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}
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void
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FGBinding::read (const SGPropertyNode * node)
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{
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const SGPropertyNode * conditionNode = node->getChild("condition");
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if (conditionNode != 0)
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setCondition(sgReadCondition(globals->get_props(), conditionNode));
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_command_name = node->getStringValue("command", "");
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if (_command_name.empty()) {
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SG_LOG(SG_INPUT, SG_WARN, "No command supplied for binding.");
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_command = 0;
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return;
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}
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_arg = new SGPropertyNode;
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_setting = 0;
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copyProperties(node, _arg); // FIXME: don't use whole node!!!
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}
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void
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FGBinding::fire () const
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{
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if (test()) {
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if (_command == 0)
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_command = globals->get_commands()->getCommand(_command_name);
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if (_command == 0) {
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SG_LOG(SG_INPUT, SG_WARN, "No command attached to binding");
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} else if (!(*_command)(_arg)) {
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SG_LOG(SG_INPUT, SG_ALERT, "Failed to execute command "
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<< _command_name);
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}
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}
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}
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void
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FGBinding::fire (double offset, double max) const
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{
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if (test()) {
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_arg->setDoubleValue("offset", offset/max);
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fire();
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}
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}
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void
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FGBinding::fire (double setting) const
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{
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if (test()) {
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// A value is automatically added to
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// the args
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if (_setting == 0) // save the setting node for efficiency
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_setting = _arg->getChild("setting", 0, true);
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_setting->setDoubleValue(setting);
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fire();
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}
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}
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////////////////////////////////////////////////////////////////////////
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// Implementation of FGInput.
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////////////////////////////////////////////////////////////////////////
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FGInput::FGInput ()
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{
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if (default_input == 0)
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default_input = this;
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}
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FGInput::~FGInput ()
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{
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if (default_input == this)
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default_input = 0;
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}
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void
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FGInput::init ()
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{
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_init_keyboard();
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_init_joystick();
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_init_mouse();
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fgRegisterKeyHandler(keyHandler);
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fgRegisterMouseClickHandler(mouseClickHandler);
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fgRegisterMouseMotionHandler(mouseMotionHandler);
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}
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void
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FGInput::reinit ()
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{
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init();
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}
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void
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FGInput::update (double dt)
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{
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_update_keyboard();
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_update_joystick(dt);
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_update_mouse(dt);
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}
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void
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FGInput::suspend ()
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{
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// NO-OP
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}
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void
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FGInput::resume ()
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{
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// NO-OP
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}
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bool
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FGInput::is_suspended () const
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{
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return false;
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}
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void
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FGInput::makeDefault (bool status)
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{
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if (status)
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default_input = this;
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else if (default_input == this)
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default_input = 0;
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}
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void
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FGInput::doKey (int k, int modifiers, int x, int y)
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{
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// Sanity check.
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if (k < 0 || k >= MAX_KEYS) {
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SG_LOG(SG_INPUT, SG_WARN, "Key value " << k << " out of range");
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return;
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}
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button &b = _key_bindings[k];
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// Key pressed.
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if (modifiers&KEYMOD_RELEASED == 0) {
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SG_LOG( SG_INPUT, SG_DEBUG, "User pressed key " << k
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<< " with modifiers " << modifiers );
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if (!b.last_state || b.is_repeatable) {
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const binding_list_t &bindings =
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_find_key_bindings(k, modifiers);
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int max = bindings.size();
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if (max > 0) {
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for (int i = 0; i < max; i++)
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bindings[i]->fire();
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return;
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}
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}
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}
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// Key released.
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else {
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SG_LOG(SG_INPUT, SG_DEBUG, "User released key " << k
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<< " with modifiers " << modifiers);
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if (b.last_state) {
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const binding_list_t &bindings =
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_find_key_bindings(k, modifiers);
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int max = bindings.size();
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if (max > 0) {
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for (int i = 0; i < max; i++)
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bindings[i]->fire();
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return;
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}
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}
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}
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}
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void
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FGInput::doMouseClick (int b, int updown, int x, int y)
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{
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int modifiers = fgGetKeyModifiers();
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mouse &m = _mouse_bindings[0];
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mouse_mode &mode = m.modes[m.current_mode];
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// Let the property manager know.
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if (b >= 0 && b < MAX_MOUSE_BUTTONS)
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m.mouse_button_nodes[b]->setBoolValue(updown == MOUSE_BUTTON_DOWN);
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// Pass on to PUI and the panel if
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// requested, and return if one of
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// them consumes the event.
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if (mode.pass_through) {
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if (puMouse(b, updown, x, y))
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return;
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else if ((globals->get_current_panel() != 0) &&
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globals->get_current_panel()->getVisibility() &&
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globals->get_current_panel()->doMouseAction(b, updown, x, y))
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return;
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else if (fgHandle3DPanelMouseEvent(b, updown, x, y))
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return;
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}
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// OK, PUI and the panel didn't want the click
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if (b >= MAX_MOUSE_BUTTONS) {
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SG_LOG(SG_INPUT, SG_ALERT, "Mouse button " << b
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<< " where only " << MAX_MOUSE_BUTTONS << " expected");
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return;
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}
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_update_button(m.modes[m.current_mode].buttons[b], modifiers, 0 != updown, x, y);
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}
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void
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FGInput::doMouseMotion (int x, int y)
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{
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// Don't call fgGetKeyModifiers() here, until we are using a
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// toolkit that supports getting the mods from outside a key
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// callback. Glut doesn't.
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int modifiers = KEYMOD_NONE;
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int xsize = fgGetInt("/sim/startup/xsize", 800);
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int ysize = fgGetInt("/sim/startup/ysize", 600);
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mouse &m = _mouse_bindings[0];
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if (m.current_mode < 0 || m.current_mode >= m.nModes) {
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m.x = x;
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m.y = y;
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return;
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}
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mouse_mode &mode = m.modes[m.current_mode];
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// Pass on to PUI if requested, and return
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// if PUI consumed the event.
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if (mode.pass_through && puMouse(x, y)) {
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m.x = x;
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m.y = y;
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return;
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}
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// OK, PUI didn't want the event,
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// so we can play with it.
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if (x != m.x) {
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int delta = x - m.x;
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for (unsigned int i = 0; i < mode.x_bindings[modifiers].size(); i++)
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mode.x_bindings[modifiers][i]->fire(double(delta), double(xsize));
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}
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if (y != m.y) {
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int delta = y - m.y;
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for (unsigned int i = 0; i < mode.y_bindings[modifiers].size(); i++)
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mode.y_bindings[modifiers][i]->fire(double(delta), double(ysize));
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}
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// Constrain the mouse if requested
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if (mode.constrained) {
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bool need_warp = false;
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if (x <= 0) {
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x = xsize - 2;
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need_warp = true;
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} else if (x >= (xsize-1)) {
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x = 1;
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need_warp = true;
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}
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if (y <= 0) {
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y = ysize - 2;
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need_warp = true;
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} else if (y >= (ysize-1)) {
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y = 1;
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need_warp = true;
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}
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if (need_warp)
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fgWarpMouse(x, y);
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}
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m.x = x;
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m.y = y;
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}
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void
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FGInput::_init_keyboard ()
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{
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SG_LOG(SG_INPUT, SG_DEBUG, "Initializing key bindings");
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SGPropertyNode * key_nodes = fgGetNode("/input/keyboard");
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if (key_nodes == 0) {
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SG_LOG(SG_INPUT, SG_WARN, "No key bindings (/input/keyboard)!!");
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key_nodes = fgGetNode("/input/keyboard", true);
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}
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vector<SGPropertyNode_ptr> keys = key_nodes->getChildren("key");
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for (unsigned int i = 0; i < keys.size(); i++) {
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int index = keys[i]->getIndex();
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SG_LOG(SG_INPUT, SG_DEBUG, "Binding key " << index);
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_key_bindings[index].bindings->clear();
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_key_bindings[index].is_repeatable = keys[i]->getBoolValue("repeatable");
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_read_bindings(keys[i], _key_bindings[index].bindings, KEYMOD_NONE);
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}
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}
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void
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FGInput::_init_joystick ()
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{
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jsInit();
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// TODO: zero the old bindings first.
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SG_LOG(SG_INPUT, SG_DEBUG, "Initializing joystick bindings");
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SGPropertyNode * js_nodes = fgGetNode("/input/joysticks");
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if (js_nodes == 0) {
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SG_LOG(SG_INPUT, SG_WARN, "No joystick bindings (/input/joysticks)!!");
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js_nodes = fgGetNode("/input/joysticks", true);
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}
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for (int i = 0; i < MAX_JOYSTICKS; i++) {
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SGPropertyNode_ptr js_node = js_nodes->getChild("js", i);
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if (js_node == 0) {
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SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for joystick " << i);
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js_node = js_nodes->getChild("js", i, true);
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}
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jsJoystick * js = new jsJoystick(i);
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_joystick_bindings[i].js = js;
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if (js->notWorking()) {
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SG_LOG(SG_INPUT, SG_DEBUG, "Joystick " << i << " not found");
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continue;
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} else {
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bool found_js = false;
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const char * name = js->getName();
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SG_LOG(SG_INPUT, SG_INFO, "Looking for bindings for joystick \""
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<< name << '"');
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vector<SGPropertyNode_ptr> nodes = js_nodes->getChildren("js-named");
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for (unsigned int i = 0; i < nodes.size(); i++) {
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SGPropertyNode_ptr node = nodes[i];
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vector<SGPropertyNode_ptr> name_nodes = node->getChildren("name");
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for (unsigned int j = 0; j < name_nodes.size(); j++) {
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const char * js_name = name_nodes[j]->getStringValue();
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SG_LOG(SG_INPUT, SG_INFO, " Trying \"" << js_name << '"');
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if (!strcmp(js_name, name)) {
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SG_LOG(SG_INPUT, SG_INFO, " Found bindings");
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js_node = node;
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found_js = true;
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break;
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}
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}
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if (found_js)
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break;
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}
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}
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#ifdef WIN32
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JOYCAPS jsCaps ;
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joyGetDevCaps( i, &jsCaps, sizeof(jsCaps) );
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int nbuttons = jsCaps.wNumButtons;
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if (nbuttons > MAX_JOYSTICK_BUTTONS) nbuttons = MAX_JOYSTICK_BUTTONS;
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#else
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int nbuttons = MAX_JOYSTICK_BUTTONS;
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#endif
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int naxes = js->getNumAxes();
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if (naxes > MAX_JOYSTICK_AXES) naxes = MAX_JOYSTICK_AXES;
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_joystick_bindings[i].naxes = naxes;
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_joystick_bindings[i].nbuttons = nbuttons;
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SG_LOG(SG_INPUT, SG_DEBUG, "Initializing joystick " << i);
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// Set up range arrays
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float minRange[MAX_JOYSTICK_AXES];
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float maxRange[MAX_JOYSTICK_AXES];
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float center[MAX_JOYSTICK_AXES];
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// Initialize with default values
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js->getMinRange(minRange);
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js->getMaxRange(maxRange);
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js->getCenter(center);
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// Allocate axes and buttons
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_joystick_bindings[i].axes = new axis[naxes];
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_joystick_bindings[i].buttons = new button[nbuttons];
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//
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// Initialize the axes.
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//
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vector<SGPropertyNode_ptr> axes = js_node->getChildren("axis");
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size_t nb_axes = axes.size();
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int j;
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for (j = 0; j < (int)nb_axes; j++) {
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const SGPropertyNode * axis_node = axes[j];
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const SGPropertyNode * num_node = axis_node->getChild("number");
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int n_axis = axis_node->getIndex();
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if (num_node != 0) {
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n_axis = num_node->getIntValue(TGT_PLATFORM, -1);
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// Silently ignore platforms that are not specified within the
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// <number></number> section
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if (n_axis < 0)
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continue;
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}
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if (n_axis >= (size_t)naxes) {
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SG_LOG(SG_INPUT, SG_DEBUG, "Dropping bindings for axis " << n_axis);
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continue;
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}
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axis &a = _joystick_bindings[i].axes[n_axis];
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js->setDeadBand(n_axis, axis_node->getDoubleValue("dead-band", 0.0));
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a.tolerance = axis_node->getDoubleValue("tolerance", 0.002);
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minRange[n_axis] = axis_node->getDoubleValue("min-range", minRange[n_axis]);
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maxRange[n_axis] = axis_node->getDoubleValue("max-range", maxRange[n_axis]);
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center[n_axis] = axis_node->getDoubleValue("center", center[n_axis]);
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_read_bindings(axis_node, a.bindings, KEYMOD_NONE);
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// Initialize the virtual axis buttons.
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_init_button(axis_node->getChild("low"), a.low, "low");
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a.low_threshold = axis_node->getDoubleValue("low-threshold", -0.9);
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_init_button(axis_node->getChild("high"), a.high, "high");
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a.high_threshold = axis_node->getDoubleValue("high-threshold", 0.9);
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a.interval_sec = axis_node->getDoubleValue("interval-sec",0.0);
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a.last_dt = 0.0;
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}
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//
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// Initialize the buttons.
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//
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vector<SGPropertyNode_ptr> buttons = js_node->getChildren("button");
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char buf[32];
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for (j = 0; (j < (int)buttons.size()) && (j < nbuttons); j++) {
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const SGPropertyNode * button_node = buttons[j];
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const SGPropertyNode * num_node = button_node->getChild("number");
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size_t n_but = button_node->getIndex();
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if (num_node != 0) {
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n_but = num_node->getIntValue(TGT_PLATFORM,n_but);
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}
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if (n_but >= (size_t)nbuttons) {
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SG_LOG(SG_INPUT, SG_DEBUG, "Dropping bindings for button " << n_but);
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continue;
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}
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sprintf(buf, "%d", n_but);
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SG_LOG(SG_INPUT, SG_DEBUG, "Initializing button " << n_but);
|
||
_init_button(button_node,
|
||
_joystick_bindings[i].buttons[n_but],
|
||
buf);
|
||
|
||
// get interval-sec property
|
||
button &b = _joystick_bindings[i].buttons[n_but];
|
||
if (button_node != 0) {
|
||
b.interval_sec = button_node->getDoubleValue("interval-sec",0.0);
|
||
b.last_dt = 0.0;
|
||
}
|
||
}
|
||
|
||
js->setMinRange(minRange);
|
||
js->setMaxRange(maxRange);
|
||
js->setCenter(center);
|
||
}
|
||
}
|
||
|
||
//
|
||
// Map of all known cursor names
|
||
// This used to contain all the Glut cursors, but those are
|
||
// not defined by other toolkits. It now supports only the cursor
|
||
// images we actually use, in the interest of portability. Someday,
|
||
// it would be cool to write an OpenGL cursor renderer, with the
|
||
// cursors defined as textures referenced in the property tree. This
|
||
// list could then be eliminated. -Andy
|
||
//
|
||
static struct {
|
||
const char * name;
|
||
int cursor;
|
||
} mouse_cursor_map[] = {
|
||
{ "none", MOUSE_CURSOR_NONE },
|
||
{ "inherit", MOUSE_CURSOR_POINTER },
|
||
{ "wait", MOUSE_CURSOR_WAIT },
|
||
{ "crosshair", MOUSE_CURSOR_CROSSHAIR },
|
||
{ "left-right", MOUSE_CURSOR_LEFTRIGHT },
|
||
{ 0, 0 }
|
||
};
|
||
|
||
void
|
||
FGInput::_init_mouse ()
|
||
{
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Initializing mouse bindings");
|
||
|
||
SGPropertyNode * mouse_nodes = fgGetNode("/input/mice");
|
||
if (mouse_nodes == 0) {
|
||
SG_LOG(SG_INPUT, SG_WARN, "No mouse bindings (/input/mice)!!");
|
||
mouse_nodes = fgGetNode("/input/mice", true);
|
||
}
|
||
|
||
int j;
|
||
for (int i = 0; i < MAX_MICE; i++) {
|
||
SGPropertyNode * mouse_node = mouse_nodes->getChild("mouse", i, true);
|
||
mouse &m = _mouse_bindings[i];
|
||
|
||
// Grab node pointers
|
||
char buf[64];
|
||
sprintf(buf, "/devices/status/mice/mouse[%d]/mode", i);
|
||
m.mode_node = fgGetNode(buf);
|
||
if (m.mode_node == NULL) {
|
||
m.mode_node = fgGetNode(buf, true);
|
||
m.mode_node->setIntValue(0);
|
||
}
|
||
for (j = 0; j < MAX_MOUSE_BUTTONS; j++) {
|
||
sprintf(buf, "/devices/status/mice/mouse[%d]/button[%d]", i, j);
|
||
m.mouse_button_nodes[j] = fgGetNode(buf, true);
|
||
m.mouse_button_nodes[j]->setBoolValue(false);
|
||
}
|
||
|
||
// Read all the modes
|
||
m.nModes = mouse_node->getIntValue("mode-count", 1);
|
||
m.modes = new mouse_mode[m.nModes];
|
||
|
||
for (int j = 0; j < m.nModes; j++) {
|
||
int k;
|
||
|
||
// Read the mouse cursor for this mode
|
||
SGPropertyNode * mode_node = mouse_node->getChild("mode", j, true);
|
||
const char * cursor_name =
|
||
mode_node->getStringValue("cursor", "inherit");
|
||
m.modes[j].cursor = MOUSE_CURSOR_POINTER;
|
||
for (k = 0; mouse_cursor_map[k].name != 0; k++) {
|
||
if (!strcmp(mouse_cursor_map[k].name, cursor_name)) {
|
||
m.modes[j].cursor = mouse_cursor_map[k].cursor;
|
||
break;
|
||
}
|
||
}
|
||
|
||
// Read other properties for this mode
|
||
m.modes[j].constrained = mode_node->getBoolValue("constrained", false);
|
||
m.modes[j].pass_through = mode_node->getBoolValue("pass-through", false);
|
||
|
||
// Read the button bindings for this mode
|
||
m.modes[j].buttons = new button[MAX_MOUSE_BUTTONS];
|
||
char buf[32];
|
||
for (k = 0; k < MAX_MOUSE_BUTTONS; k++) {
|
||
sprintf(buf, "mouse button %d", k);
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Initializing mouse button " << k);
|
||
_init_button(mode_node->getChild("button", k),
|
||
m.modes[j].buttons[k],
|
||
buf);
|
||
}
|
||
|
||
// Read the axis bindings for this mode
|
||
_read_bindings(mode_node->getChild("x-axis", 0, true),
|
||
m.modes[j].x_bindings,
|
||
KEYMOD_NONE);
|
||
_read_bindings(mode_node->getChild("y-axis", 0, true),
|
||
m.modes[j].y_bindings,
|
||
KEYMOD_NONE);
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_init_button (const SGPropertyNode * node,
|
||
button &b,
|
||
const string name)
|
||
{
|
||
if (node == 0) {
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "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, KEYMOD_NONE);
|
||
}
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_update_keyboard ()
|
||
{
|
||
// no-op
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_update_joystick (double dt)
|
||
{
|
||
int modifiers = KEYMOD_NONE; // FIXME: any way to get the real ones?
|
||
int buttons;
|
||
// float js_val, diff;
|
||
float axis_values[MAX_JOYSTICK_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_DEBUG, "Axis " << j << " has moved");
|
||
SGPropertyNode node;
|
||
a.last_value = axis_values[j];
|
||
// SG_LOG(SG_INPUT, SG_DEBUG, "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?
|
||
a.last_dt += dt;
|
||
if(a.last_dt >= a.interval_sec) {
|
||
if (a.low.bindings[modifiers].size())
|
||
_update_button(_joystick_bindings[i].axes[j].low,
|
||
modifiers,
|
||
axis_values[j] < a.low_threshold,
|
||
-1, -1);
|
||
|
||
if (a.high.bindings[modifiers].size())
|
||
_update_button(_joystick_bindings[i].axes[j].high,
|
||
modifiers,
|
||
axis_values[j] > a.high_threshold,
|
||
-1, -1);
|
||
a.last_dt -= a.interval_sec;
|
||
}
|
||
}
|
||
|
||
// Fire bindings for the buttons.
|
||
for (j = 0; j < _joystick_bindings[i].nbuttons; j++) {
|
||
button &b = _joystick_bindings[i].buttons[j];
|
||
b.last_dt += dt;
|
||
if(b.last_dt >= b.interval_sec) {
|
||
_update_button(_joystick_bindings[i].buttons[j],
|
||
modifiers,
|
||
(buttons & (1 << j)) > 0,
|
||
-1, -1);
|
||
b.last_dt -= b.interval_sec;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
void
|
||
FGInput::_update_mouse ( double dt )
|
||
{
|
||
mouse &m = _mouse_bindings[0];
|
||
int mode = m.mode_node->getIntValue();
|
||
if (mode != m.current_mode) {
|
||
m.current_mode = mode;
|
||
m.timeout = fgGetDouble( "/sim/mouse/cursor-timeout-sec", 10.0 );
|
||
if (mode >= 0 && mode < m.nModes) {
|
||
fgSetMouseCursor(m.modes[mode].cursor);
|
||
m.x = fgGetInt("/sim/startup/xsize", 800) / 2;
|
||
m.y = fgGetInt("/sim/startup/ysize", 600) / 2;
|
||
fgWarpMouse(m.x, m.y);
|
||
} else {
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Mouse mode " << mode << " out of range");
|
||
fgSetMouseCursor(MOUSE_CURSOR_POINTER);
|
||
}
|
||
}
|
||
|
||
if ( fgGetBool( "/sim/mouse/hide-cursor", true ) ) {
|
||
if ( m.x != m.save_x || m.y != m.save_y ) {
|
||
m.timeout = fgGetDouble( "/sim/mouse/cursor-timeout-sec", 10.0 );
|
||
fgSetMouseCursor(m.modes[mode].cursor);
|
||
} else {
|
||
m.timeout -= dt;
|
||
if ( m.timeout <= 0.0 ) {
|
||
fgSetMouseCursor(MOUSE_CURSOR_NONE);
|
||
m.timeout = 0.0;
|
||
}
|
||
}
|
||
m.save_x = m.x;
|
||
m.save_y = m.y;
|
||
}
|
||
}
|
||
|
||
void
|
||
FGInput::_update_button (button &b, int modifiers, bool pressed,
|
||
int x, int y)
|
||
{
|
||
if (pressed) {
|
||
// The press event may be repeated.
|
||
if (!b.last_state || b.is_repeatable) {
|
||
SG_LOG( SG_INPUT, SG_DEBUG, "Button has been pressed" );
|
||
for (unsigned int k = 0; k < b.bindings[modifiers].size(); k++)
|
||
b.bindings[modifiers][k]->fire(x, y);
|
||
}
|
||
} else {
|
||
// The release event is never repeated.
|
||
if (b.last_state) {
|
||
SG_LOG( SG_INPUT, SG_DEBUG, "Button has been released" );
|
||
for (unsigned int k = 0; k < b.bindings[modifiers|KEYMOD_RELEASED].size(); k++)
|
||
b.bindings[modifiers|KEYMOD_RELEASED][k]->fire(x, y);
|
||
}
|
||
}
|
||
|
||
b.last_state = pressed;
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_read_bindings (const SGPropertyNode * node,
|
||
binding_list_t * binding_list,
|
||
int modifiers)
|
||
{
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Reading all bindings");
|
||
vector<SGPropertyNode_ptr> bindings = node->getChildren("binding");
|
||
for (unsigned int i = 0; i < bindings.size(); i++) {
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "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|KEYMOD_RELEASED);
|
||
|
||
if (node->getChild("mod-shift") != 0)
|
||
_read_bindings(node->getChild("mod-shift"), binding_list,
|
||
modifiers|KEYMOD_SHIFT);
|
||
|
||
if (node->getChild("mod-ctrl") != 0)
|
||
_read_bindings(node->getChild("mod-ctrl"), binding_list,
|
||
modifiers|KEYMOD_CTRL);
|
||
|
||
if (node->getChild("mod-alt") != 0)
|
||
_read_bindings(node->getChild("mod-alt"), binding_list,
|
||
modifiers|KEYMOD_ALT);
|
||
}
|
||
|
||
|
||
const vector<FGBinding *> &
|
||
FGInput::_find_key_bindings (unsigned int k, int modifiers)
|
||
{
|
||
unsigned char kc = (unsigned char)k;
|
||
button &b = _key_bindings[k];
|
||
|
||
// Try it straight, first.
|
||
if (b.bindings[modifiers].size() > 0)
|
||
return b.bindings[modifiers];
|
||
|
||
// Alt-Gr is CTRL+ALT
|
||
else if (modifiers&(KEYMOD_CTRL|KEYMOD_ALT))
|
||
return _find_key_bindings(k, modifiers&~(KEYMOD_CTRL|KEYMOD_ALT));
|
||
|
||
// Try removing the control modifier
|
||
// for control keys.
|
||
else if ((modifiers&KEYMOD_CTRL) && iscntrl(kc))
|
||
return _find_key_bindings(k, modifiers&~KEYMOD_CTRL);
|
||
|
||
// Try removing shift modifier
|
||
// for upper case or any punctuation
|
||
// (since different keyboards will
|
||
// shift different punctuation types)
|
||
else if ((modifiers&KEYMOD_SHIFT) && (isupper(kc) || ispunct(kc)))
|
||
return _find_key_bindings(k, modifiers&~KEYMOD_SHIFT);
|
||
|
||
// Try removing alt modifier for
|
||
// high-bit characters.
|
||
else if ((modifiers&KEYMOD_ALT) && k >= 128 && k < 256)
|
||
return _find_key_bindings(k, modifiers&~KEYMOD_ALT);
|
||
|
||
// Give up and return the empty vector.
|
||
else
|
||
return b.bindings[modifiers];
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of FGInput::button.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
FGInput::button::button ()
|
||
: is_repeatable(false),
|
||
last_state(-1)
|
||
{
|
||
}
|
||
|
||
FGInput::button::~button ()
|
||
{
|
||
// FIXME: memory leak
|
||
// for (int i = 0; i < KEYMOD_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 < KEYMOD_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 FGInput::mouse_mode
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
FGInput::mouse_mode::mouse_mode ()
|
||
: cursor(MOUSE_CURSOR_POINTER),
|
||
constrained(false),
|
||
pass_through(false),
|
||
buttons(0)
|
||
{
|
||
}
|
||
|
||
FGInput::mouse_mode::~mouse_mode ()
|
||
{
|
||
// FIXME: memory leak
|
||
// for (int i = 0; i < KEYMOD_MAX; i++) {
|
||
// int j;
|
||
// for (j = 0; i < x_bindings[i].size(); j++)
|
||
// delete bindings[i][j];
|
||
// for (j = 0; j < y_bindings[i].size(); j++)
|
||
// delete bindings[i][j];
|
||
// }
|
||
delete [] buttons;
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of FGInput::mouse
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
FGInput::mouse::mouse ()
|
||
: x(-1),
|
||
y(-1),
|
||
nModes(1),
|
||
current_mode(0),
|
||
modes(0)
|
||
{
|
||
}
|
||
|
||
FGInput::mouse::~mouse ()
|
||
{
|
||
delete [] modes;
|
||
}
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of OS callbacks.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
void keyHandler(int key, int keymod, int mousex, int mousey)
|
||
{
|
||
if((keymod & KEYMOD_RELEASED) == 0)
|
||
if(puKeyboard(key, PU_DOWN))
|
||
return;
|
||
|
||
if(default_input)
|
||
default_input->doKey(key, keymod, mousex, mousey);
|
||
}
|
||
|
||
void mouseClickHandler(int button, int updown, int x, int y)
|
||
{
|
||
if(default_input)
|
||
default_input->doMouseClick(button, updown, x, y);
|
||
}
|
||
|
||
void mouseMotionHandler(int x, int y)
|
||
{
|
||
if (default_input != 0)
|
||
default_input->doMouseMotion(x, y);
|
||
}
|