/*
* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: Clock widget
*
*/
#include "hsanalogclockwidget.h"
#include <QGraphicsGridLayout>
#include <QTime>
#include <QDir>
namespace
{
const char PLUGIN_PATH[] = "/hsresources/plugins/styleplugins/hsanalogclockstyleplugin.dll";
}
/*!
\class HsAnalogClockWidget
\ingroup group_hsclockwidgetplugin
\brief Homescreen themable analog clock widget.
*/
/*!
\fn HsAnalogClockWidget::HsAnalogClockWidget(QGraphicsItem *parent, Qt::WindowFlags flags)
Constructs widget.
*/
HsAnalogClockWidget::HsAnalogClockWidget(const QString &stylePluginName, QGraphicsItem *parent)
: HbWidget(parent),
mClockBackground(0),
mClockHourHand(0),
mClockMinuteHand(0)
{
if (stylePluginName.isEmpty()) {
mStylePluginName = QDir::currentPath() + PLUGIN_PATH;
} else {
mStylePluginName = stylePluginName;
}
setPluginBaseId(style()->registerPlugin(mStylePluginName));
createPrimitives();
updatePrimitives();
}
/*!
\fn HsAnalogClockWidget::~HsAnalogClockWidget()
Destructor.
*/
HsAnalogClockWidget::~HsAnalogClockWidget()
{
delete mClockBackground;
delete mClockHourHand;
delete mClockMinuteHand;
style()->unregisterPlugin(mStylePluginName);
}
/*!
@copydoc HbWidget::resizeEvent()
*/
void HsAnalogClockWidget::resizeEvent(QGraphicsSceneResizeEvent *event)
{
QGraphicsWidget::resizeEvent(event);
updatePrimitives();
}
/*!
Creates all widget primitives.
*/
void HsAnalogClockWidget::createPrimitives()
{
if (pluginBaseId()==-1) {
return;
}
if (!mClockBackground) {
mClockBackground = style()->createPrimitive((HbStyle::Primitive)(pluginBaseId()), this);
}
if (!mClockHourHand) {
mClockHourHand = style()->createPrimitive((HbStyle::Primitive)(pluginBaseId()+hourHandItemIndex), this);
}
if (!mClockMinuteHand) {
mClockMinuteHand = style()->createPrimitive((HbStyle::Primitive)(pluginBaseId()+minuteHandItemIndex), this);
}
}
/*!
@copydoc HbWidget::updatePrimitives()
*/
void HsAnalogClockWidget::updatePrimitives()
{
if (pluginBaseId()==-1) {
return;
}
// Calculate angles for clock hands.
QTime time = QTime::currentTime();
qreal s = 6 * time.second();
qreal m = 6 * (time.minute() + s/360);
qreal h = 30 * ((time.hour() % 12) + m/360)-90;
HsAnalogClockStyleOption option;
initStyleOption(&option);
option.mM = m;
option.mH = h;
if (mClockBackground) {
style()->updatePrimitive(mClockBackground, (HbStyle::Primitive)(pluginBaseId()), &option);
}
if (mClockHourHand) {
style()->updatePrimitive(mClockHourHand, (HbStyle::Primitive)(pluginBaseId()+hourHandItemIndex), &option);
}
if (mClockMinuteHand) {
style()->updatePrimitive(mClockMinuteHand, (HbStyle::Primitive)(pluginBaseId()+minuteHandItemIndex), &option);
}
}
/*!
Updates clock visualization according to current time
*/
void HsAnalogClockWidget::tick()
{
updatePrimitives();
update();
}
/*!
Update primitives also here because a problem in Hb - to be removed later on
*/
void HsAnalogClockWidget::polish( HbStyleParameters& params )
{
HbWidget::polish(params);
updatePrimitives();
}