/****************************************************************************
**
** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (developer.feedback@nokia.com)
**
** This file is part of the HbPlugins module of the UI Extensions for Mobile.
**
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at developer.feedback@nokia.com.
**
****************************************************************************/
#include "hbfeedbackeffectengine.h"
#include "hbfeedbackeffectutils.h"
#include <hbinstantfeedback.h>
#include <hbcontinuousfeedback.h>
#include <hbwidget.h>
#include <hbabstractitemview.h>
#include <hbabstractviewitem.h>
#include <hblistviewitem.h>
#include <hblistview.h>
#include <hbgridview.h>
#include <hbmainwindow.h>
#include <hbabstractedit.h>
#include "hbmenucontainer_p.h"
#include "hbinputvirtualrocker.h"
#include <hbnamespace_p.h>
/*
Constructor
*/
HbFeedbackEffectEngine::HbFeedbackEffectEngine() : activelyScrollingItemView(0), previousCursorPosition(0)
{
instantFeedback = new HbInstantFeedback(HbFeedback::None);
}
/*
Destructor
*/
HbFeedbackEffectEngine::~HbFeedbackEffectEngine()
{
if(instantFeedback)
delete instantFeedback;
foreach(HbContinuousFeedback *feedback, continuousFeedbacks) {
feedback->stop();
delete feedback;
}
continuousFeedbacks.clear();
boundaryWidgets.clear();
}
QString HbFeedbackEffectEngine::effectOverrideProperty(Hb::InstantInteraction interaction)
{
QString propertyName;
switch (interaction) {
case Hb::InstantPressed:
propertyName = "pressedFeedbackEffect";
break;
case Hb::InstantReleased:
propertyName = "releasedFeedbackEffect";
break;
case Hb::InstantClicked:
propertyName = "clickedFeedbackEffect";
break;
case Hb::InstantKeyRepeated:
propertyName = "keyRepeatedFeedbackEffect";
break;
case Hb::InstantLongPressed:
propertyName = "longPressedFeedbackEffect";
break;
case Hb::InstantDraggedOver:
propertyName = "draggedOverFeedbackEffect";
break;
case Hb::InstantFlicked:
propertyName = "flickedFeedbackEffect";
break;
case Hb::InstantPopupOpened:
propertyName = "popupOpenedFeedbackEffect";
break;
case Hb::InstantPopupClosed:
propertyName = "popupClosedFeedbackEffect";
break;
case Hb::InstantBoundaryReached:
propertyName = "boundaryReachedFeedbackEffect";
break;
case Hb::InstantRotated90Degrees:
propertyName = "rotated90DegreesFeedbackEffect";
break;
case Hb::InstantSelectionChanged:
propertyName = "selectionChangedFeedbackEffect";
break;
case Hb::InstantMultitouchActivated:
propertyName = "multitouchActivatedFeedbackEffect";
break;
default:
propertyName = "defaultFeedbackEffect";
break;
}
return propertyName;
}
QString HbFeedbackEffectEngine::effectOverrideProperty(Hb::ContinuousInteraction interaction)
{
QString propertyName;
switch (interaction) {
case Hb::ContinuousScrolled:
propertyName = "scrolledFeedbackEffect";
break;
case Hb::ContinuousDragged:
propertyName = "draggedFeedbackEffect";
break;
case Hb::ContinuousPinched:
propertyName = "pinchedFeedbackEffect";
break;
case Hb::ContinuousRotated:
propertyName = "rotatedFeedbackEffect";
break;
default:
propertyName = "defaultFeedbackEffect";
break;
}
return propertyName;
}
QString HbFeedbackEffectEngine::modalitiesOverrideProperty(Hb::InstantInteraction interaction)
{
QString propertyName;
switch (interaction) {
case Hb::InstantPressed:
propertyName = "pressedFeedbackModalities";
break;
case Hb::InstantReleased:
propertyName = "releasedFeedbackModalities";
break;
case Hb::InstantClicked:
propertyName = "clickedFeedbackModalities";
break;
case Hb::InstantKeyRepeated:
propertyName = "keyRepeatedFeedbackModalities";
break;
case Hb::InstantLongPressed:
propertyName = "longPressedFeedbackModalities";
break;
case Hb::InstantDraggedOver:
propertyName = "draggedOverFeedbackModalities";
break;
case Hb::InstantFlicked:
propertyName = "flickedFeedbackModalities";
break;
case Hb::InstantPopupOpened:
propertyName = "popupOpenedFeedbackModalities";
break;
case Hb::InstantPopupClosed:
propertyName = "popupClosedFeedbackModalities";
break;
case Hb::InstantBoundaryReached:
propertyName = "boundaryReachedFeedbackModalities";
break;
case Hb::InstantRotated90Degrees:
propertyName = "rotated90DegreesFeedbackModalities";
break;
case Hb::InstantSelectionChanged:
propertyName = "selectionChangedFeedbackModalities";
break;
case Hb::InstantMultitouchActivated:
propertyName = "multitouchActivatedFeedbackModalities";
break;
default:
propertyName = "defaultFeedbackModalities";
break;
}
return propertyName;
}
QString HbFeedbackEffectEngine::modalitiesOverrideProperty(Hb::ContinuousInteraction interaction)
{
QString propertyName;
switch (interaction) {
case Hb::ContinuousScrolled:
propertyName = "scrolledFeedbackModalities";
break;
case Hb::ContinuousDragged:
propertyName = "draggedFeedbackModalities";
break;
case Hb::ContinuousPinched:
propertyName = "pinchedFeedbackModalities";
break;
case Hb::ContinuousRotated:
propertyName = "rotatedFeedbackModalities";
break;
default:
propertyName = "defaultFeedbackModalities";
break;
}
return propertyName;
}
bool HbFeedbackEffectEngine::widgetOverridesEffect(const HbWidget *widget, Hb::InstantInteraction interaction) {
return (widget == overrider.widget && overrider.overridesEffect && overrider.instantInteraction == interaction);
}
bool HbFeedbackEffectEngine::widgetOverridesEffect(const HbWidget *widget, Hb::ContinuousInteraction interaction) {
return (widget == overrider.widget && overrider.overridesEffect && overrider.continuousInteraction == interaction);
}
bool HbFeedbackEffectEngine::widgetOverridesModalities(const HbWidget *widget,Hb::InstantInteraction interaction) {
return (widget == overrider.widget && overrider.overridesModalities && overrider.instantInteraction == interaction);
}
bool HbFeedbackEffectEngine::widgetOverridesModalities(const HbWidget *widget,Hb::ContinuousInteraction interaction) {
return (widget == overrider.widget && overrider.overridesModalities && overrider.continuousInteraction == interaction);
}
/*
Called by the feedback manager when an interaction is triggered.
*/
void HbFeedbackEffectEngine::triggered(const HbWidget *widget, Hb::InstantInteraction interaction, Hb::InteractionModifiers modifiers)
{
overrider.widget = widget;
overrider.instantInteraction = interaction;
overrider.overridesEffect = false;
overrider.overridesModalities = false;
QString effectProperty = effectOverrideProperty(interaction);
QVariant veffect = widget->property(effectProperty.toLatin1());
if(veffect.isValid() && veffect.type() == QVariant::Int) {
overrider.overridesEffect = true;
overrider.newInstantEffect = HbFeedback::InstantEffect(veffect.toInt());
}
QString modalitiesProperty = modalitiesOverrideProperty(interaction);
QVariant vmodalities = widget->property(modalitiesProperty.toLatin1());
if(vmodalities.isValid() && vmodalities.type() == QVariant::Int) {
overrider.overridesModalities = true;
overrider.newModalities = HbFeedback::Modalities(vmodalities.toInt());
}
if(overrider.overridesEffect && overrider.overridesModalities) {
// play specified effect via the specified modality
playInstantFeedback(widget,overrider.newInstantEffect,overrider.newModalities);
} else {
// use default values for unspecified effect/modalities
HbFeedbackEngine::triggered(widget,interaction,modifiers);
}
}
/*
Called by the feedback manager when a widget is pressed.
*/
void HbFeedbackEffectEngine::pressed(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None;
HbFeedback::Modalities modalities = 0;
Hb::InstantInteraction interaction = Hb::InstantPressed;
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
effect = HbFeedbackEffectUtils::instantOnPress(widget, modifiers());
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, Hb::InstantPressed, modifiers());
}
playInstantFeedback(widget, effect, modalities);
}
/*
Called by the feedback manager when a widget is released.
*/
void HbFeedbackEffectEngine::released(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None;
HbFeedback::Modalities modalities = 0;
Hb::InstantInteraction interaction = Hb::InstantReleased;
if (continuousFeedbacks.contains(widget)) {
cancelContinuousFeedback(widget);
}
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
// use default effect
// slider-like widgets are a bit special
if (HbFeedbackEffectUtils::widgetFamily(widget) == HbFeedbackEffectUtils::Slider) {
effect = HbFeedbackEffectUtils::instantOnRelease(widget, modifiers()) ;
}
// lists in arrange mode react on release
else if (const HbListViewItem *listViewItem = qobject_cast<const HbListViewItem *>(widget)) {
const HbAbstractItemView* itemView = listViewItem->itemView();
if (const HbListView * listView = qobject_cast<const HbListView *>(itemView)) {
if( listView->arrangeMode() ) {
effect = HbFeedbackEffectUtils::instantOnRelease(listViewItem, modifiers()) ;
}
}
}
else if (HbFeedbackEffectUtils::widgetFamily(widget) == HbFeedbackEffectUtils::Editor) {
effect = HbFeedbackEffectUtils::instantOnRelease(widget, modifiers());
} else if (widget->type() == HbPrivate::ItemType_GroupBoxHeadingWidget || widget->type() == Hb::ItemType_ComboBox) {
effect = HbFeedbackEffectUtils::instantOnRelease(widget, modifiers()) ;
}
else if (widget->type() == HbPrivate::ItemType_GroupBoxHeadingWidget
|| widget->type() == HbPrivate::ItemType_GroupBoxContentWidget
|| widget->type() == HbPrivate::ItemType_DataGroupHeadingWidget
|| widget->type() == Hb::ItemType_ComboBox) {
effect = HbFeedbackEffectUtils::instantOnRelease(widget, modifiers());
}
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, Hb::InstantReleased, modifiers());
}
playInstantFeedback(widget,effect, modalities);
// normally touch end feedback effect is initiated with a clicked signal
}
/*
Called by the feedback manager when a long press is detected for a widget.
*/
void HbFeedbackEffectEngine::longPressed(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None;
HbFeedback::Modalities modalities = 0;
Hb::InstantInteraction interaction = Hb::InstantLongPressed;
if(widgetOverridesEffect(widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
effect = HbFeedback::None;
if (widget->type() == Hb::ItemType_InputButtonGroup) {
effect = HbFeedback::SensitiveKeypad;
}
else {
effect = HbFeedback::LongPress;
}
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
playInstantFeedback(widget, effect, modalities);
}
/*
Called by the feedback manager when a widget is clicked.
*/
void HbFeedbackEffectEngine::clicked(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None ;
HbFeedback::Modalities modalities = 0 ;
Hb::InstantInteraction interaction = Hb::InstantClicked;
if (continuousFeedbacks.contains(widget)) {
cancelContinuousFeedback(widget);
}
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
effect = HbFeedbackEffectUtils::instantOnRelease(widget, modifiers());
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
playInstantFeedback(widget, effect, modalities);
}
/*
Called by the feedback manager when keyrepeats are detected for a widget.
*/
void HbFeedbackEffectEngine::keyRepeated(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None ;
HbFeedback::Modalities modalities = 0 ;
Hb::InstantInteraction interaction = Hb::InstantKeyRepeated;
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
effect = HbFeedbackEffectUtils::instantOnKeyRepeat(widget);
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
playInstantFeedback(widget, effect, modalities);
}
/*
Called by the feedback manager when a dragged over event is detected for a widget.
*/
void HbFeedbackEffectEngine::draggedOver(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None ;
HbFeedback::Modalities modalities = 0 ;
Hb::InstantInteraction interaction = Hb::InstantDraggedOver;
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
// For editor highlighting
if (const HbAbstractEdit *edit = qobject_cast<const HbAbstractEdit *>(widget)) {
if (edit->cursorPosition() != previousCursorPosition) {
effect = HbFeedbackEffectUtils::instantOnEditorHighlight(edit, previousCursorPosition) ;
previousCursorPosition = edit->cursorPosition();
}
}
else if (const HbInputVirtualRocker *trackPoint = qobject_cast<const HbInputVirtualRocker *>(widget)) {
if (trackPoint && trackPoint->mainWindow() && trackPoint->mainWindow()->scene() &&
trackPoint->mainWindow()->scene()->focusItem()) {
QGraphicsItem* graphicsItem = trackPoint->mainWindow()->scene()->focusItem();
if (graphicsItem->isWidget() &&
static_cast<QGraphicsWidget*>(graphicsItem)->inherits("HbAbstractEdit")) {
if (HbAbstractEdit* edit = static_cast<HbAbstractEdit*>(graphicsItem)) {
if (edit->cursorPosition() != previousCursorPosition) {
effect = HbFeedbackEffectUtils::instantOnEditorHighlight(edit, previousCursorPosition);
previousCursorPosition = edit->cursorPosition();
}
}
}
}
} else {
effect = HbFeedbackEffectUtils::instantOnDrag(widget, modifiers());
}
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
playInstantFeedback(widget, effect, modalities);
}
/*
Called by the feedback manager when a widget is flicked.
*/
void HbFeedbackEffectEngine::flicked(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None ;
HbFeedback::Modalities modalities = 0 ;
Hb::InstantInteraction interaction = Hb::InstantFlicked;
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
effect = HbFeedback::Flick ;
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
playInstantFeedback(widget, effect, modalities);
}
/*
Called by the feedback manager when a scroll area widget is flicked or dragged and the boundary reached.
*/
void HbFeedbackEffectEngine::boundaryReached(const HbWidget *widget)
{
boundaryWidgets.append(widget);
}
/*
Called by the feedback manager when a rotate gesture is recognized for a widget.
*/
void HbFeedbackEffectEngine::rotated90Degrees(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None ;
HbFeedback::Modalities modalities = 0 ;
Hb::InstantInteraction interaction = Hb::InstantRotated90Degrees;
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
effect = HbFeedback::RotateStep;
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
playInstantFeedback(widget, effect, modalities);
}
/*
Called by the feedback manager when a popup opens.
*/
void HbFeedbackEffectEngine::popupOpened(const HbWidget *widget)
{
HbFeedback::Modalities modalities = 0 ;
Hb::InstantInteraction interaction = Hb::InstantPopupOpened;
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
if(widgetOverridesEffect( widget, interaction)) {
playInstantFeedback(widget, overrider.newInstantEffect, modalities);
} else {
if(HbFeedbackEffectUtils::isFeedbackAllowedForPopup(widget)) {
playInstantFeedback(widget, HbFeedback::PopupOpen, modalities);
}
}
}
/*
Called by the feedback manager when a popup closes.
*/
void HbFeedbackEffectEngine::popupClosed(const HbWidget *widget)
{
HbFeedback::Modalities modalities = 0 ;
Hb::InstantInteraction interaction = Hb::InstantPopupClosed;
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
if(widgetOverridesEffect( widget, interaction)) {
playInstantFeedback(widget, overrider.newInstantEffect, modalities);
} else {
if(HbFeedbackEffectUtils::isFeedbackAllowedForPopup(widget)) {
playInstantFeedback(widget, HbFeedback::PopupClose, modalities);
}
}
}
/*
Called by the feedback manager when an item view selection has changed.
*/
void HbFeedbackEffectEngine::selectionChanged(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None ;
HbFeedback::Modalities modalities = 0 ;
Hb::InstantInteraction interaction = Hb::InstantSelectionChanged;
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
effect = HbFeedbackEffectUtils::instantOnSelectionChanged(widget, modifiers());
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
playInstantFeedback(widget, effect, modalities);
}
/*
Called by the feedback manager when multitouch is activated.
*/
void HbFeedbackEffectEngine::multitouchActivated(const HbWidget *widget)
{
HbFeedback::InstantEffect effect = HbFeedback::None ;
HbFeedback::Modalities modalities = 0 ;
Hb::InstantInteraction interaction = Hb::InstantMultitouchActivated;
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
} else {
effect = HbFeedback::MultitouchActivate;
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
playInstantFeedback(widget, effect, modalities);
}
/*
Called by the feedback manager when a continuous interaction is triggered.
*/
void HbFeedbackEffectEngine::continuousTriggered(const HbWidget *widget, Hb::ContinuousInteraction interaction, QPointF delta)
{
HbFeedback::ContinuousEffect effect = HbFeedback::ContinuousNone ;
HbFeedback::Modalities modalities = 0 ;
overrider.widget = widget;
overrider.continuousInteraction = interaction;
overrider.overridesEffect = false;
overrider.overridesModalities = false;
QString effectProperty = effectOverrideProperty(interaction);
QVariant veffect = widget->property(effectProperty.toLatin1());
if(veffect.isValid() && veffect.type() == QVariant::Int) {
overrider.overridesEffect = true;
overrider.newContinuousEffect = HbFeedback::ContinuousEffect(veffect.toInt());
}
QString modalitiesProperty = modalitiesOverrideProperty(interaction);
QVariant vmodalities = widget->property(modalitiesProperty.toLatin1());
if(vmodalities.isValid() && vmodalities.type() == QVariant::Int) {
overrider.overridesModalities = true;
overrider.newModalities = HbFeedback::Modalities(vmodalities.toInt());
}
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedbackEffectUtils::modalities(widget, interaction, modifiers());
}
if(widgetOverridesEffect( widget, interaction)) {
// use overridden effect
effect = overrider.newContinuousEffect;
int intensity = HbFeedbackEffectUtils::intensity(widget, interaction, delta);
playContinuousFeedback(widget, HbFeedback::ContinuousEffect(effect), intensity, modalities);
} else {
// use default effect
bool feedbackPlayed(false);
switch(HbFeedbackEffectUtils::widgetFamily(widget))
{
case HbFeedbackEffectUtils::Slider:
{
if (!HbFeedbackEffectUtils::isSliderMoveContinuous(widget)) {
if(!widgetOverridesModalities(widget,interaction)) {
modalities = HbFeedback::Audio | HbFeedback::Tactile;
}
playInstantFeedback(widget, HbFeedback::SensitiveSlider, modalities);
feedbackPlayed = true;
}
break;
}
case HbFeedbackEffectUtils::List:
case HbFeedbackEffectUtils::Grid:
{
if (interaction == Hb::ContinuousScrolled) {
if (const HbAbstractItemView * itemView = qobject_cast<const HbAbstractItemView *>(widget)) {
feedbackPlayed = true;
QList<HbAbstractViewItem *> visibleItems = itemView->visibleItems();
bool newItemFound(false);
int index(-1);
QList<int> visibleIndexes;
if (widget == activelyScrollingItemView) {
foreach (HbAbstractViewItem * item, visibleItems) {
index = item->modelIndex().row();
if (!oldVisibleIndexes.contains(index)) {
newItemFound = true;
}
visibleIndexes.append(index);
}
}
if (widget != activelyScrollingItemView){
activelyScrollingItemView = widget;
newItemFound = false;
}
// To prevent the uninitialized list to cause false new item detections
if (oldVisibleIndexes.empty()) {
newItemFound = false;
}
oldVisibleIndexes.clear();
oldVisibleIndexes = visibleIndexes;
if (newItemFound) {
const HbListView* listView = qobject_cast<const HbListView*>(widget);
if (!( listView &&
listView->arrangeMode() &&
listView->draggedItem())){
if(!widgetOverridesModalities(widget,interaction)) {
modalities = HbFeedback::Audio | HbFeedback::Tactile;
}
playInstantFeedback(widget, HbFeedback::ItemScroll, modalities);
}
}
}
}
break;
}
default:
{
break;
}
}
if (interaction == Hb::ContinuousScrolled) {
// menu widget does scroll feedback elsewhere
if (widget->type() == HbPrivate::ItemType_MenuListView) {
feedbackPlayed = true;
}
// generic scroll areas don't emit continuous feedback
if (const HbScrollArea* scrollArea = qobject_cast<const HbScrollArea *>(widget)) {
Q_UNUSED(scrollArea)
feedbackPlayed = true;
}
}
if (!feedbackPlayed) {
int intensity = HbFeedbackEffectUtils::intensity(widget, interaction, delta);
playContinuousFeedback(widget, HbFeedbackEffectUtils::continuousEffect(widget, interaction), intensity, modalities);
}
}
}
/*
Called by the feedback manager when a continuous interaction is stopped.
*/
void HbFeedbackEffectEngine::continuousStopped(const HbWidget *widget, Hb::ContinuousInteraction interaction)
{
HbFeedback::InstantEffect effect = HbFeedback::None;
HbFeedback::Modalities modalities = 0;
if(widgetOverridesModalities(widget,interaction)) {
modalities = overrider.newModalities ;
} else {
modalities = HbFeedback::Tactile;
}
if(widgetOverridesEffect( widget, interaction)) {
effect = overrider.newInstantEffect;
playInstantFeedback(widget, overrider.newInstantEffect, modalities);
} else {
// determine if instant feedback should be played when a continuous interaction is stopped
effect = HbFeedback::None;
if (boundaryWidgets.contains(widget)) {
if (interaction == Hb::ContinuousScrolled) {
effect = HbFeedback::BounceEffect;
}
boundaryWidgets.removeAll(widget);
}
// stop ongoing continuous and list scrolling feedback effects
if (continuousFeedbacks.contains(widget)) {
cancelContinuousFeedback(widget);
}
if (activelyScrollingItemView == widget) {
activelyScrollingItemView = 0;
}
playInstantFeedback(widget, effect, modalities);
}
}
/*
Plays the instant feedback.
*/
void HbFeedbackEffectEngine::playInstantFeedback(const HbWidget* widget, HbFeedback::InstantEffect effect, HbFeedback::Modalities modalities)
{
const QGraphicsView* view = widget->mainWindow();
if (view && HbFeedbackEffectUtils::isFeedbackAllowed(widget) && instantFeedback) {
instantFeedback->setInstantEffect(effect);
instantFeedback->setRect(widget, view);
instantFeedback->setOwningWindow(view);
instantFeedback->setModalities(modalities);
if (instantFeedback->isLocated()) {
instantFeedback->play();
}
}
}
/*
Plays the continuous feedback.
*/
void HbFeedbackEffectEngine::playContinuousFeedback(const HbWidget* widget, HbFeedback::ContinuousEffect effect, int intensity, HbFeedback::Modalities modalities)
{
const QGraphicsView* view = widget->mainWindow();
// if feedback can be played
if (view && HbFeedbackEffectUtils::isFeedbackAllowed(widget)) {
// if this widget has been playing
if (continuousFeedbacks.contains(widget)) {
HbContinuousFeedback* feedback = continuousFeedbacks.value(widget);
// if this feedback is already playing then only its effect and intensity are updated
feedback->setModalities(modalities);
feedback->setOwningWindow(view);
feedback->setRect(widget, view);
feedback->setContinuousEffect(effect);
feedback->setIntensity(intensity);
// if this feedback is not being played, play it
if (!feedback->isPlaying()) {
feedback->play();
}
} else {
// this widget has not played anything before
HbContinuousFeedback *feedback = new HbContinuousFeedback();
feedback->setModalities(modalities);
feedback->setOwningWindow(view);
feedback->setRect(widget, view);
feedback->setContinuousEffect(effect);
feedback->setIntensity(intensity);
continuousFeedbacks.insert(widget, feedback);
feedback->play();
}
}
}
/*
Cancels the playing of a continuous feedback.
*/
void HbFeedbackEffectEngine::cancelContinuousFeedback(const HbWidget* widget)
{
if (continuousFeedbacks.contains(widget)) {
HbContinuousFeedback *feedback = continuousFeedbacks.take(widget);
feedback->stop();
delete feedback;
}
}