/**************************************************************************** ** ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the examples of the Qt Mobility Components. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "hapticsplayer.h" #include <QtCore/qmetaobject.h> #include <QtGui/QFileDialog> #include <QDebug> static const char ENUM_THEME_EFFECT[] = "ThemeEffect"; static const char ENUM_ANIMATION_STATE[] = "State"; HapticsPlayer::HapticsPlayer() : actuator(0) { ui.setupUi(this); #if defined(Q_WS_MAEMO_5) // maemo5 style problem: title of groupboxes is rendered badly if there isn't enough space // that is, the sizehint of the title area is Preferred rather than Minimum. // to fix that, we manually tweak some spacers. ui.verticalSpacer_2->changeSize(20, 20, QSizePolicy::Expanding, QSizePolicy::Fixed); ui.verticalSpacer_3->changeSize(20, 20, QSizePolicy::Expanding, QSizePolicy::Fixed); ui.verticalSpacer_4->changeSize(20, 30, QSizePolicy::Expanding, QSizePolicy::Fixed); ui.verticalSpacer_5->changeSize(20, 30, QSizePolicy::Expanding, QSizePolicy::Fixed); ui.verticalSpacer_6->changeSize(20, 20, QSizePolicy::Expanding, QSizePolicy::Fixed); ui.verticalSpacer_7->changeSize(20, 30, QSizePolicy::Expanding, QSizePolicy::Fixed); #endif connect(ui.actuators, SIGNAL(currentIndexChanged(int)), SLOT(actuatorChanged())); connect(ui.enabled, SIGNAL(toggled(bool)), SLOT(enabledChanged(bool))); connect(ui.playPause, SIGNAL(pressed()), SLOT(playPauseClicked())); connect(ui.stop, SIGNAL(pressed()), &effect, SLOT(stop())); connect(ui.duration, SIGNAL(valueChanged(int)), SLOT(durationChanged(int))); connect(ui.intensity, SIGNAL(valueChanged(int)), SLOT(intensityChanged(int))); //for the envelope connect(ui.attackTime, SIGNAL(valueChanged(int)), SLOT(attackTimeChanged(int))); connect(ui.attackIntensity, SIGNAL(valueChanged(int)), SLOT(attackIntensityChanged(int))); connect(ui.fadeTime, SIGNAL(valueChanged(int)), SLOT(fadeTimeChanged(int))); connect(ui.fadeIntensity, SIGNAL(valueChanged(int)), SLOT(fadeIntensityChanged(int))); //for the period connect(ui.grpPeriod, SIGNAL(toggled(bool)), SLOT(periodToggled(bool))); connect(ui.period, SIGNAL(valueChanged(int)), SLOT(periodChanged(int))); connect(ui.instantPlay, SIGNAL(pressed()), SLOT(instantPlayClicked())); //file API connect(ui.browse, SIGNAL(pressed()), SLOT(browseClicked())); connect(ui.filePlayPause, SIGNAL(pressed()), SLOT(filePlayPauseClicked())); connect(ui.fileStop, SIGNAL(pressed()), &fileEffect, SLOT(stop())); foreach(QFeedbackActuator *dev, QFeedbackActuator::actuators()) { ui.actuators->addItem(dev->name()); } if (QFeedbackActuator::actuators().count() > 0) ui.actuators->setCurrentIndex(0); //adding the instant effects const QMetaObject &mo = QFeedbackEffect::staticMetaObject; const QMetaEnum &me = mo.enumerator(mo.indexOfEnumerator(ENUM_THEME_EFFECT)); Q_ASSERT(me.keyCount()); for (int i = 0 ; i < me.keyCount(); ++i) { ui.instantEffect->addItem(me.key(i)); } //initialization durationChanged(effect.duration()); intensityChanged(ui.intensity->value()); attackTimeChanged(ui.attackTime->value()); attackIntensityChanged(ui.attackIntensity->value()); fadeTimeChanged(ui.fadeTime->value()); fadeIntensityChanged(ui.fadeIntensity->value()); ui.tabWidget->setTabEnabled(1, QFeedbackEffect::supportsThemeEffect()); ui.tabWidget->setTabEnabled(2, !QFeedbackFileEffect::supportedMimeTypes().isEmpty()); #ifdef Q_OS_SYMBIAN // Due to focus handling problems when using tabwidget in Qt/s60 with old non-touch-screen devices // we have to handle focus explicitly here, this might get fixed at some point connect(ui.tabWidget,SIGNAL(currentChanged(int)),this,SLOT(tabChanged(int))); // force initial focus to a button on the first tab ui.tabWidget->setCurrentIndex(0); ui.playPause->setFocus(); #endif //that is a hackish way of updating the info concerning the effects startTimer(50); } QFeedbackActuator* HapticsPlayer::currentActuator() { QList<QFeedbackActuator*> devs = QFeedbackActuator::actuators(); int index = ui.actuators->currentIndex(); if (index == -1 || devs.count() == 0 || index > devs.count()) { if (!actuator) { actuator = new QFeedbackActuator(this); } return actuator; } return devs.at(index); } void HapticsPlayer::actuatorChanged() { QFeedbackActuator* dev = currentActuator(); if (dev) { enabledChanged(dev->isEnabled()); effect.setActuator(dev); } } #ifdef Q_OS_SYMBIAN void HapticsPlayer::tabChanged(int index) { switch(index) { case 0: ui.playPause->setFocus(); break; case 1: ui.instantPlay->setFocus(); break; case 2: ui.browse->setFocus(); break; } } #endif void HapticsPlayer::enabledChanged(bool on) { if (!on) effect.stop(); QFeedbackActuator* dev = currentActuator(); if (dev) { dev->setEnabled(on); ui.enabled->setChecked(dev->isEnabled()); if (dev->isEnabled() && (dev->isCapabilitySupported(QFeedbackActuator::Envelope))) { ui.envelope->setEnabled(true); ui.envelope->show(); } else { ui.envelope->setEnabled(true); ui.envelope->hide(); } if (dev->isEnabled() && (dev->isCapabilitySupported(QFeedbackActuator::Period))) { ui.grpPeriod->setEnabled(true); ui.grpPeriod->show(); } else { ui.grpPeriod->setEnabled(false); ui.grpPeriod->hide(); } } #ifdef Q_OS_SYMBIAN ui.playPause->setFocus(); #endif } void HapticsPlayer::playPauseClicked() { if (effect.state() == QFeedbackEffect::Running) { effect.pause(); } else { effect.start(); } } void HapticsPlayer::durationChanged(int duration) { effect.setDuration(duration); ui.attackTime->setMaximum(duration); ui.fadeTime->setMaximum(duration); attackTimeChanged(ui.attackTime->value()); } void HapticsPlayer::intensityChanged(int value) { effect.setIntensity(qreal(value) / ui.intensity->maximum()); ui.lblIntensity->setText(QString::number(effect.intensity())); } void HapticsPlayer::timerEvent(QTimerEvent *e) { //update the display for effect { QFeedbackEffect::State newState = effect.state(); const QMetaObject *mo = effect.metaObject(); ui.effectState->setText(mo->enumerator(mo->indexOfEnumerator(ENUM_ANIMATION_STATE)).key(newState)); ui.stop->setEnabled(newState != QFeedbackEffect::Stopped); if (effect.state() == QFeedbackEffect::Paused || effect.state() == QFeedbackEffect::Stopped) ui.playPause->setText(tr("Play")); else ui.playPause->setText(tr("Pause")); } //update the display for effect { QFeedbackEffect::State newState = fileEffect.state(); const QMetaObject *mo = fileEffect.metaObject(); ui.fileEffectState->setText(mo->enumerator(mo->indexOfEnumerator(ENUM_ANIMATION_STATE)).key(newState)); ui.fileStop->setEnabled(newState != QFeedbackEffect::Stopped); ui.filePlayPause->setEnabled(fileEffect.isLoaded()); ui.browse->setEnabled(newState == QFeedbackEffect::Stopped); ui.fileStatus->setText( fileEffect.isLoaded() ? QString::fromLatin1("%1 : %2 ms").arg(tr("Loaded")).arg(fileEffect.duration()) : tr("Not Loaded") ); } QWidget::timerEvent(e); } void HapticsPlayer::attackTimeChanged(int attackTime) { effect.setAttackTime(attackTime); //let's check the boundaries if (attackTime + ui.fadeTime->value() > ui.duration->value()) ui.fadeTime->setValue(ui.duration->value() - attackTime); } void HapticsPlayer::attackIntensityChanged(int attackIntensity) { effect.setAttackIntensity(qreal(attackIntensity) / ui.attackIntensity->maximum()); ui.lblAttackIntensity->setText(QString::number(effect.attackIntensity())); } void HapticsPlayer::fadeTimeChanged(int fadeTime) { effect.setFadeTime(fadeTime); //let's check the boundaries if (fadeTime + ui.attackTime->value() > ui.duration->value()) ui.attackTime->setValue(ui.duration->value() - fadeTime); } void HapticsPlayer::fadeIntensityChanged(int fadeIntensity) { effect.setFadeIntensity(qreal(fadeIntensity) / ui.fadeIntensity->maximum()); ui.lblFadeIntensity->setText(QString::number(effect.fadeIntensity())); } void HapticsPlayer::periodToggled(bool on) { effect.setPeriod(on ? ui.period->value() : 0); } void HapticsPlayer::periodChanged(int value) { effect.setPeriod(value); } void HapticsPlayer::instantPlayClicked() { const QMetaObject &mo = QFeedbackEffect::staticMetaObject; const QMetaEnum &me = mo.enumerator(mo.indexOfEnumerator(ENUM_THEME_EFFECT)); QFeedbackEffect::playThemeEffect(QFeedbackEffect::ThemeEffect(me.keyToValue(ui.instantEffect->currentText().toLatin1()))); } void HapticsPlayer::browseClicked() { QString filename = QFileDialog::getOpenFileName(this, tr("Feedback file")); if (!filename.isEmpty()) { ui.filename->setText(QDir::toNativeSeparators(filename)); fileEffect.setSource(QUrl::fromLocalFile(filename)); fileEffect.load(); } } void HapticsPlayer::filePlayPauseClicked() { if (fileEffect.state() == QFeedbackEffect::Running) fileEffect.pause(); else fileEffect.start(); } #include "moc_hapticsplayer.cpp"
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