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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: openBossa - INdT (renato.chencarek@openbossa.org)
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, 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
** the openBossa stream from INdT (renato.chencarek@openbossa.org).
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef FORECASTVIEW_H
#define FORECASTVIEW_H
#include <QObject>
#include <QGraphicsItem>
#include <QAbstractAnimation>
#include "forecasthungitem.h"
#include "forecastsnow.h"
#include "forecastrain.h"
#include "forecaststars.h"
#include "forecast.h"
class HungItemsManager
{
public:
HungItemsManager(qreal minZ, qreal maxZ)
: m_minZ(minZ)
, m_maxZ(maxZ)
, m_displacement(0.0)
, m_sun(0)
, m_sunPos(0) {}
void setSun(ForecastHungItem *sun);
ForecastHungItem *sun() { return m_sun; }
void addItem(ForecastHungItem *item);
QAbstractAnimation *getAnimation();
void reset();
void setElementsDisplacement(qreal displacement);
private:
const qreal m_minZ;
const qreal m_maxZ;
qreal m_displacement;
ForecastHungItem *m_sun;
qreal m_sunPos;
QList<ForecastHungItem*> m_items;
QList<qreal> m_positions;
void doSetDisplacement(ForecastHungItem *item, qreal max, qreal pos);
};
class EffectAnimation : public QPropertyAnimation
{
Q_OBJECT
public:
signals:
void started();
protected:
void updateState(QAbstractAnimation::State oldState, QAbstractAnimation::State newState)
{
if (oldState == Stopped && newState == Running)
emit started();
}
private:
};
class ForecastView : public QObject, public QGraphicsItem
{
Q_OBJECT
Q_INTERFACES(QGraphicsItem)
public:
~ForecastView();
QRectF boundingRect () const;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
Forecast::ForecastType viewType() const { return m_type; }
bool night() const { return m_night; }
void setElementsDisplacement(qreal displacement);
void reset();
QAbstractAnimation *getAnimation();
static ForecastView *createView(Forecast::ForecastType type, bool night, QGraphicsItem *parent = 0);
protected:
ForecastView(Forecast::ForecastType type, bool night, QGraphicsItem *parent = 0);
void addHungItem(ForecastHungItem::ItemType type, const QPointF &itemPos,
int deviation, bool reference = false);
void setMainHangItem(ForecastHungItem::ItemType);
void addStars();
void addSnow(int count);
void addRain(ForecastRain::RainType);
private:
const Forecast::ForecastType m_type;
const bool m_night;
const QRectF m_boundingRect;
HungItemsManager m_hungManager;
ForecastStars *m_stars;
ForecastHungItem *m_reference;
ForecastRain *m_rain;
ForecastSnow *m_snow;
QRectF getEffectRect();
template<class T> QAbstractAnimation *createEffectAnimation(T *effect);
};
#endif // FORECASTVIEW_H
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