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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "backends/keymapper/keymapper.h"
#ifdef ENABLE_KEYMAPPER
#include "common/config-manager.h"
namespace Common {
void Keymapper::Domain::addKeymap(Keymap *map) {
iterator it = find(map->getName());
if (it != end())
delete it->_value;
setVal(map->getName(), map);
}
void Keymapper::Domain::deleteAllKeyMaps() {
for (iterator it = begin(); it != end(); it++)
delete it->_value;
clear();
}
Keymap *Keymapper::Domain::getKeymap(const String& name) {
iterator it = find(name);
if (it != end())
return it->_value;
else
return 0;
}
Keymapper::Keymapper(EventManager *evtMgr)
: _eventMan(evtMgr), _enabled(true), _hardwareKeys(0) {
ConfigManager::Domain *confDom = ConfMan.getDomain(ConfigManager::kApplicationDomain);
_globalDomain.setConfigDomain(confDom);
}
Keymapper::~Keymapper() {
delete _hardwareKeys;
}
void Keymapper::registerHardwareKeySet(HardwareKeySet *keys) {
if (_hardwareKeys)
error("Hardware key set already registered!");
_hardwareKeys = keys;
}
void Keymapper::addGlobalKeymap(Keymap *keymap) {
initKeymap(_globalDomain, keymap);
}
void Keymapper::addGameKeymap(Keymap *keymap) {
if (ConfMan.getActiveDomain() == 0)
error("Call to Keymapper::addGameKeymap when no game loaded");
// Detect whether the active game changed since last call.
// If so, flush the game key configuration.
if (_gameDomain.getConfigDomain() != ConfMan.getActiveDomain()) {
cleanupGameKeymaps();
_gameDomain.setConfigDomain(ConfMan.getActiveDomain());
}
initKeymap(_gameDomain, keymap);
}
void Keymapper::initKeymap(Domain &domain, Keymap *map) {
map->setConfigDomain(domain.getConfigDomain());
map->loadMappings(_hardwareKeys);
if (map->isComplete(_hardwareKeys) == false) {
map->automaticMapping(_hardwareKeys);
map->saveMappings();
ConfMan.flushToDisk();
}
domain.addKeymap(map);
}
void Keymapper::cleanupGameKeymaps() {
// Flush all game specific keymaps
_gameDomain.deleteAllKeyMaps();
// Now restore the stack of active maps. Re-add all global keymaps, drop
// the game specific (=deleted) ones.
Stack<MapRecord> newStack;
for (int i = 0; i < _activeMaps.size(); i++) {
if (_activeMaps[i].global)
newStack.push(_activeMaps[i]);
}
_activeMaps = newStack;
}
Keymap *Keymapper::getKeymap(const String& name, bool &global) {
Keymap *keymap = _gameDomain.getKeymap(name);
global = false;
if (!keymap) {
keymap = _globalDomain.getKeymap(name);
global = true;
}
return keymap;
}
bool Keymapper::pushKeymap(const String& name, bool inherit) {
bool global;
Keymap *newMap = getKeymap(name, global);
if (!newMap) {
warning("Keymap '%s' not registered", name.c_str());
return false;
}
pushKeymap(newMap, inherit, global);
return true;
}
void Keymapper::pushKeymap(Keymap *newMap, bool inherit, bool global) {
MapRecord mr = {newMap, inherit, global};
_activeMaps.push(mr);
}
void Keymapper::popKeymap() {
if (!_activeMaps.empty())
_activeMaps.pop();
}
bool Keymapper::mapKeyDown(const KeyState& key) {
return mapKey(key, true);
}
bool Keymapper::mapKeyUp(const KeyState& key) {
return mapKey(key, false);
}
bool Keymapper::mapKey(const KeyState& key, bool keyDown) {
if (!_enabled || _activeMaps.empty())
return false;
Action *action = 0;
if (keyDown) {
// Search for key in active keymap stack
for (int i = _activeMaps.size() - 1; i >= 0; --i) {
MapRecord mr = _activeMaps[i];
action = mr.keymap->getMappedAction(key);
if (action || mr.inherit == false)
break;
}
if (action)
_keysDown[key] = action;
} else {
HashMap<KeyState, Action*>::iterator it = _keysDown.find(key);
if (it != _keysDown.end()) {
action = it->_value;
_keysDown.erase(key);
}
}
if (!action)
return false;
executeAction(action, keyDown);
return true;
}
Action *Keymapper::getAction(const KeyState& key) {
Action *action = 0;
return action;
}
void Keymapper::executeAction(const Action *action, bool keyDown) {
List<Event>::iterator it;
for (it = action->events.begin(); it != action->events.end(); ++it) {
Event evt = *it;
switch (evt.type) {
case EVENT_KEYDOWN:
if (!keyDown) evt.type = EVENT_KEYUP;
break;
case EVENT_KEYUP:
if (keyDown) evt.type = EVENT_KEYDOWN;
break;
case EVENT_LBUTTONDOWN:
if (!keyDown) evt.type = EVENT_LBUTTONUP;
break;
case EVENT_LBUTTONUP:
if (keyDown) evt.type = EVENT_LBUTTONDOWN;
break;
case EVENT_RBUTTONDOWN:
if (!keyDown) evt.type = EVENT_RBUTTONUP;
break;
case EVENT_RBUTTONUP:
if (keyDown) evt.type = EVENT_RBUTTONDOWN;
break;
case EVENT_MBUTTONDOWN:
if (!keyDown) evt.type = EVENT_MBUTTONUP;
break;
case EVENT_MBUTTONUP:
if (keyDown) evt.type = EVENT_MBUTTONDOWN;
break;
default:
// don't deliver other events on key up
if (!keyDown) continue;
}
evt.mouse = _eventMan->getMousePos();
_eventMan->pushEvent(evt);
}
}
const HardwareKey *Keymapper::findHardwareKey(const KeyState& key) {
return (_hardwareKeys) ? _hardwareKeys->findHardwareKey(key) : 0;
}
} // end of namespace Common
#endif // #ifdef ENABLE_KEYMAPPER
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