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/****************************************************************************
**
** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "inputchord_p.h"
#include <Qt3DInput/qinputchord.h>
#include <Qt3DCore/qpropertyupdatedchange.h>
#include <Qt3DCore/qpropertynodeaddedchange.h>
#include <Qt3DCore/qpropertynoderemovedchange.h>
#include <Qt3DInput/private/qinputchord_p.h>
#include <Qt3DInput/private/inputhandler_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DInput {
namespace Input {
InputChord::InputChord()
: AbstractActionInput()
, m_chords()
, m_inputsToTrigger()
, m_timeout(0)
, m_startTime(0)
{
}
void InputChord::initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change)
{
const auto typedChange = qSharedPointerCast<Qt3DCore::QNodeCreatedChange<QInputChordData>>(change);
const QInputChordData &data = typedChange->data;
m_chords = data.chordIds;
m_timeout = milliToNano(data.timeout);
m_inputsToTrigger = m_chords;
}
void InputChord::cleanup()
{
setEnabled(false);
m_timeout = 0;
m_startTime = 0;
m_chords.clear();
m_inputsToTrigger.clear();
}
void InputChord::reset()
{
m_startTime = 0;
m_inputsToTrigger = m_chords;
}
bool InputChord::actionTriggered(Qt3DCore::QNodeId input)
{
m_inputsToTrigger.removeOne(input);
if (m_inputsToTrigger.isEmpty()) {
//All Triggered
reset();
return true;
}
return false;
}
void InputChord::setStartTime(qint64 time)
{
m_startTime = time;
}
void InputChord::sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e)
{
switch (e->type()) {
case Qt3DCore::PropertyUpdated: {
const auto change = qSharedPointerCast<Qt3DCore::QPropertyUpdatedChange>(e);
if (change->propertyName() == QByteArrayLiteral("timeout"))
m_timeout = milliToNano(change->value().toInt());
break;
}
case Qt3DCore::PropertyValueAdded: {
const auto change = qSharedPointerCast<Qt3DCore::QPropertyNodeAddedChange>(e);
if (change->propertyName() == QByteArrayLiteral("chord")) {
m_chords.push_back(change->addedNodeId());
m_inputsToTrigger.push_back(change->addedNodeId());
}
break;
}
case Qt3DCore::PropertyValueRemoved: {
const auto change = qSharedPointerCast<Qt3DCore::QPropertyNodeRemovedChange>(e);
if (change->propertyName() == QByteArrayLiteral("chord")) {
m_chords.removeOne(change->removedNodeId());
m_inputsToTrigger.removeOne(change->removedNodeId());
}
break;
}
default:
break;
}
AbstractActionInput::sceneChangeEvent(e);
}
bool InputChord::process(InputHandler *inputHandler, qint64 currentTime)
{
if (!isEnabled())
return false;
const qint64 startTime = m_startTime;
bool triggered = false;
int activeInputs = 0;
for (const Qt3DCore::QNodeId &actionInputId : qAsConst(m_chords)) {
AbstractActionInput *actionInput = inputHandler->lookupActionInput(actionInputId);
if (actionInput && actionInput->process(inputHandler, currentTime)) {
triggered |= actionTriggered(actionInputId);
activeInputs++;
if (startTime == 0)
m_startTime = currentTime;
}
}
if (startTime != 0) {
// Check if we are still inside the time limit for the chord
if ((currentTime - startTime) > m_timeout) {
reset();
if (activeInputs > 0)
m_startTime = startTime;
return false;
}
}
return triggered;
}
} // namespace Input
} // namespace Qt3DInput
QT_END_NAMESPACE
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