scummvm/common/EventMapper.cpp
2017-01-12 09:59:27 +00:00

120 lines
3.3 KiB
C++

/* 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.
*
*/
#include "common/events.h"
#include "common/system.h"
#include "common/textconsole.h"
namespace Common {
List<Event> DefaultEventMapper::mapEvent(const Event &ev, EventSource *source) {
List<Event> events;
Event mappedEvent;
#ifdef ENABLE_VKEYBD
// Trigger virtual keyboard on long press of more than 1 second
// of middle mouse button.
const uint32 vkeybdTime = 1000;
static uint32 vkeybdThen = 0;
if (ev.type == EVENT_MBUTTONDOWN) {
vkeybdThen = g_system->getMillis();
}
if (ev.type == EVENT_MBUTTONUP) {
if ((g_system->getMillis() - vkeybdThen) >= vkeybdTime) {
mappedEvent.type = EVENT_VIRTUAL_KEYBOARD;
// Avoid blocking event from engine.
addDelayedEvent(100, ev);
}
}
#endif
if (ev.type == EVENT_KEYDOWN) {
if (ev.kbd.hasFlags(KBD_CTRL) && ev.kbd.keycode == KEYCODE_F5) {
mappedEvent.type = EVENT_MAINMENU;
}
#ifdef ENABLE_VKEYBD
else if (ev.kbd.hasFlags(KBD_CTRL) && ev.kbd.keycode == KEYCODE_F7) {
mappedEvent.type = EVENT_VIRTUAL_KEYBOARD;
// Avoid blocking CTRL-F7 events from engine.
addDelayedEvent(100, ev);
}
#endif
#ifdef ENABLE_KEYMAPPER
else if (ev.kbd.hasFlags(KBD_CTRL) && ev.kbd.keycode == KEYCODE_F8) {
mappedEvent.type = EVENT_KEYMAPPER_REMAP;
// Avoid blocking CTRL-F8 events from engine.
addDelayedEvent(100, ev);
}
#endif
}
// if it didn't get mapped, just pass it through
if (mappedEvent.type == EVENT_INVALID)
mappedEvent = ev;
#ifdef ENABLE_KEYMAPPER
// TODO: this check is not needed post-split
if (mappedEvent.type == EVENT_CUSTOM_BACKEND_HARDWARE) {
warning("EVENT_CUSTOM_BACKEND_HARDWARE was not mapped");
return List<Event>();
}
#endif
events.push_back(mappedEvent);
return events;
}
void DefaultEventMapper::addDelayedEvent(uint32 millis, Event ev) {
if (_delayedEvents.empty()) {
_delayedEffectiveTime = g_system->getMillis() + millis;
millis = 0;
}
DelayedEventsEntry entry = DelayedEventsEntry(millis, ev);
_delayedEvents.push(entry);
}
List<Event> DefaultEventMapper::getDelayedEvents() {
List<Event> events;
if (_delayedEvents.empty())
return events;
uint32 now = g_system->getMillis();
while (!_delayedEvents.empty() && now >= _delayedEffectiveTime) {
DelayedEventsEntry entry = _delayedEvents.pop();
if (!_delayedEvents.empty())
_delayedEffectiveTime += _delayedEvents.front().timerOffset;
events.push_back(entry.event);
}
return events;
}
} // namespace Common