src/hbinput/inputwidgets/hbinputscreenshotwidget.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 11 Jun 2010 13:58:22 +0300
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permissions -rw-r--r--
Revision: 201021 Kit: 2010123
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/****************************************************************************
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**
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** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (developer.feedback@nokia.com)
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**
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** This file is part of the HbInput module of the UI Extensions for Mobile.
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**
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this file.
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** Please review the following information to ensure the GNU Lesser General
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** Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at developer.feedback@nokia.com.
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**
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****************************************************************************/
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#include <QPixmap>
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#include <QPainter>
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#include <hbeffect.h>
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#include <hbwidget_p.h>
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#include <hbinputregioncollector_p.h>
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#include "hbframedrawerpool_p.h"
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#include "hbinputscreenshotwidget.h"
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#include "hbinputvkbwidget.h"
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/*!
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@proto
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@hbinput
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\class HbInputVkbWidget
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\brief A base class for touch keypads.
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This class implements default mechanisms for opening and closing touch keypads.
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It know how to operate in landscape and in portait modes and it know how
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implement split view -mechasnism for S60 QT UI's Hb library. It also implements
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closing mechansim, where used is able to close the touch keypad by sliding it downwards
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with a finger. This class also implements background drawing for touch keypads.
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*/
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/// @cond
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class HbInputScreenshotWidgetPrivate : public HbWidgetPrivate
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{
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    Q_DECLARE_PUBLIC(HbInputScreenshotWidget)
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public:
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    HbInputScreenshotWidgetPrivate();
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    virtual ~HbInputScreenshotWidgetPrivate();
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    QPixmap mPixmap;
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    HbFrameDrawer *mIconDrawer;
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    qreal mCloseHandleHeight;
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    qreal mCloseHandleWidth;
0
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};
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HbInputScreenshotWidgetPrivate::HbInputScreenshotWidgetPrivate()
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 : mIconDrawer(0), mCloseHandleHeight(0), mCloseHandleWidth(0)
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{
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}
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HbInputScreenshotWidgetPrivate::~HbInputScreenshotWidgetPrivate()
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{
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    HbFrameDrawerPool::release(mIconDrawer);
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}
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/// @endcond
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/*!
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Costructs the object.
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*/
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HbInputScreenshotWidget::HbInputScreenshotWidget(QGraphicsItem* parent)
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    : HbWidget(*new HbInputScreenshotWidgetPrivate, parent)
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{
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    Q_D(HbInputScreenshotWidget);
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    d->q_ptr = this;
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    HbInputRegionCollector::instance()->attach(this);
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    setPos(QPointF(0,0));
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#ifdef HB_EFFECTS
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    HbEffect::disable(this);
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#endif // HB_EFFECTS
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#if QT_VERSION >= 0x040600
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    // Make sure the keypad never steals focus.
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    setFlag(QGraphicsItem::ItemIsPanel, true);
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    setActive(false);
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#endif
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}
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/*!
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Destructs the object.
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*/
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HbInputScreenshotWidget::~HbInputScreenshotWidget()
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{ 
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}
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void HbInputScreenshotWidget::setScreenshot(QPixmap &pixmap)
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{
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    Q_D(HbInputScreenshotWidget);
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    d->mPixmap = pixmap;
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    if (!d->mPixmap.isNull()) {
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        HbFrameDrawerPool::release(d->mIconDrawer);
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        qreal unitValue = HbDeviceProfile::profile(mainWindow()).unitValue();
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        d->mCloseHandleHeight = HbCloseHandleHeightInUnits * unitValue;
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        d->mCloseHandleWidth = HbCloseHandleWidthInUnits * unitValue;
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        QSizeF handleSize = QSizeF(d->mCloseHandleWidth, d->mCloseHandleHeight);
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        d->mIconDrawer = HbFrameDrawerPool::get(HbInputVkbHandleIcon, HbFrameDrawer::OnePiece, handleSize);
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    }
0
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}
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/*!
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handles mouse press event.
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*/
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void HbInputScreenshotWidget::mousePressEvent(QGraphicsSceneMouseEvent* event)
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{
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    Q_UNUSED(event);
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}
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/*!
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Handles mouse release event.
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*/
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void HbInputScreenshotWidget::mouseReleaseEvent(QGraphicsSceneMouseEvent* event)
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{
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    Q_UNUSED(event);
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}
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/*!
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The paint method. Draws the widget.
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*/
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void HbInputScreenshotWidget::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
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{
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    Q_UNUSED(option);
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    Q_UNUSED(widget);
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    Q_D(HbInputScreenshotWidget);
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    if (!d->mPixmap.isNull()){
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        QRectF rect = boundingRect();
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        painter->save();
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        painter->translate(rect.width() / 2 - d->mCloseHandleWidth / 2, 0);
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        rect.setWidth(d->mCloseHandleWidth);
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        rect.setHeight(d->mCloseHandleHeight);
0
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        d->mIconDrawer->paint(painter, rect);
2
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        painter->restore();
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        painter->save();
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        painter->translate(0, d->mCloseHandleHeight);
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    	painter->drawPixmap(0, 0, d->mPixmap);
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        painter->restore();
0
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    }
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}
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/*!
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shape function actually refines the bounding rect. This function is used for collision detection
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and hit test.
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*/
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QPainterPath HbInputScreenshotWidget::shape() const
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{
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    QRectF rect = boundingRect();
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    QPainterPath path;
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    path.addRect(rect);
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    return path;
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}
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// End of file