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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/common/keymap.h"
#include "backends/common/hardware-key.h"
namespace Common {
Keymap::Keymap(const Keymap& km) : _actions(km._actions), _keymap() {
init();
for (uint i = 0; i < _actions.size(); i++) {
const HardwareKey *hwKey = _actions[i].getMappedKey();
if (hwKey) {
_keymap[hwKey->key] = &_actions[i];
}
}
}
void Keymap::init() {
_actions.reserve(20);
}
void Keymap::addAction(UserAction& action) {
if (findUserAction(action.id))
error("UserAction with id %d already in KeyMap!", action.id);
action.setParent(this);
_actions.push_back(action);
}
void Keymap::registerMapping(UserAction *action, const HardwareKey *hwKey) {
HashMap<KeyState, UserAction*>::iterator it;
it = _keymap.find(hwKey->key);
// if key is already mapped to an action then un-map it
if (it != _keymap.end())
it->_value->mapKey(0);
_keymap[hwKey->key] = action;
}
void Keymap::unregisterMapping(UserAction *action) {
const HardwareKey *hwKey = action->getMappedKey();
if (hwKey)
_keymap[hwKey->key] = 0;
}
UserAction *Keymap::getUserAction(int32 id) {
return findUserAction(id);
}
UserAction *Keymap::findUserAction(int32 id) {
Array<UserAction>::iterator it;
for (it = _actions.begin(); it != _actions.end(); it++) {
if (it->id == id)
return &*it;
}
return 0;
}
const UserAction *Keymap::findUserAction(int32 id) const {
Array<UserAction>::const_iterator it;
for (it = _actions.begin(); it != _actions.end(); it++) {
if (it->id == id)
return &*it;
}
return 0;
}
UserAction *Keymap::getMappedAction(const KeyState& ks) const {
HashMap<KeyState, UserAction*>::iterator it;
it = _keymap.find(ks);
if (it == _keymap.end())
return 0;
else
return it->_value;
}
} // end of namespace Common
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