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/***************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (directui@nokia.com)
**
** This file is part of libmeegotouch.
**
** If you have questions regarding the use of this file, please contact
** Nokia at directui@nokia.com.
**
** This library is free software; you can redistribute it and/or
** modify it 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.
**
****************************************************************************/
#include "mextendingbackgroundview.h"
#include "mextendingbackgroundview_p.h"
#include <QPainter>
#include <QGraphicsSceneMouseEvent>
#include <MWidgetController>
//#include <MSceneManager>
#include <MApplication>
#include <MApplicationWindow>
#include <MScalableImage>
#include <MViewCreator>
MExtendingBackgroundViewPrivate::MExtendingBackgroundViewPrivate() :
q_ptr(0), controller(0)
{
}
MExtendingBackgroundViewPrivate::~MExtendingBackgroundViewPrivate()
{
}
void MExtendingBackgroundViewPrivate::init(MWidgetController *controller)
{
this->controller = controller;
}
QRect MExtendingBackgroundViewPrivate::backgroundGeometry() const
{
Q_Q(const MExtendingBackgroundView);
// Calculate background size
int x = 0;
int y = 0;
int width = q->geometry().width();
int height = q->geometry().height();
// Get the borders of the scalable background image
int left = 0, right = 0, top = 0, bottom = 0;
const MScalableImage *bg = q->style()->backgroundImage();
if (bg != NULL) {
bg->borders(&left, &right, &top, &bottom);
}
// If the background should extend beyond a border recalculate offset and size
if (q->style()->extendDirection() == "left") {
x -= q->geometry().x() + left;
width += q->geometry().x() + left;
} else if (q->style()->extendDirection() == "right") {
width = MApplication::activeWindow()->visibleSceneSize().width() - q->geometry().x() + right;
} else if (q->style()->extendDirection() == "top") {
y -= q->geometry().y() + top;
height += q->geometry().y() + top;
} else if (q->style()->extendDirection() == "bottom") {
height = MApplication::activeWindow()->visibleSceneSize().height() - q->geometry().y() + bottom;
}
return QRect(x, y, width, height);
}
MExtendingBackgroundView::MExtendingBackgroundView(MWidgetController *controller) :
MWidgetView(controller),
d_ptr(new MExtendingBackgroundViewPrivate)
{
Q_D(MExtendingBackgroundView);
d->q_ptr = this;
d->init(controller);
}
MExtendingBackgroundView::MExtendingBackgroundView(MExtendingBackgroundViewPrivate &dd, MWidgetController *controller) :
MWidgetView(controller),
d_ptr(&dd)
{
Q_D(MExtendingBackgroundView);
d->q_ptr = this;
d->init(controller);
}
MExtendingBackgroundView::~MExtendingBackgroundView()
{
delete d_ptr;
}
void MExtendingBackgroundView::drawBackground(QPainter *painter, const QStyleOptionGraphicsItem *) const
{
Q_D(const MExtendingBackgroundView);
const MScalableImage *bg = style()->backgroundImage();
if (bg != NULL) {
// Draw the background
painter->setOpacity(d->controller->effectiveOpacity());
bg->draw(d->backgroundGeometry(), painter);
}
}
void MExtendingBackgroundView::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
// Don't pass mouse events through
event->accept();
}
void MExtendingBackgroundView::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
// Don't pass mouse events through
event->accept();
}
QRectF MExtendingBackgroundView::boundingRect() const
{
Q_D(const MExtendingBackgroundView);
return d->backgroundGeometry();
}
M_REGISTER_VIEW_NEW(MExtendingBackgroundView, MWidgetController)
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