author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 18 Aug 2010 09:46:20 +0300 | |
changeset 48 | af3740e3753f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Album Cover Widget. |
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* |
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*/ |
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#include <QPainter> |
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#include <QGraphicsSceneMouseEvent> |
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|
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|
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#include "mpalbumcoverwidget.h" |
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/*! |
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\class MpAlbumCoverWidget |
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\brief Album Cover Widget. |
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This widget provides up scaled rendering of images and SVG rendering. |
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|
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This widget can be used instead of HbLabel or HbIconItem when up scaling |
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and downscaling during painting is desired, there is no need to preprocess |
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images to the target size, this is taken care of during paint in a more |
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efficient manor; this widget renders images flush with the geometry. |
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Default icon placeholder is also supported. |
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|
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*/ |
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/*! |
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\fn void clicked( ) |
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This signal is emitted when the item is clicked. |
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*/ |
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|
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/*! |
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Constructs the album cover widget |
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*/ |
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MpAlbumCoverWidget::MpAlbumCoverWidget( QGraphicsItem *parent ) : |
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HbWidget( parent ) |
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{ |
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setFlag( QGraphicsItem::ItemHasNoContents, false ); |
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grabGesture(Qt::TapGesture); |
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} |
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/*! |
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Destructs the album cover widget. |
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*/ |
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MpAlbumCoverWidget::~MpAlbumCoverWidget() |
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{ |
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} |
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/*! |
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Sets the \a icon as current album cover. |
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*/ |
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void MpAlbumCoverWidget::setIcon( const HbIcon &icon ) |
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{ |
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if (icon != mIcon) { |
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mIcon = icon; |
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mPixmap = QPixmap(); |
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update(); |
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} |
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} |
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/*! |
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Sets the \a icon as default cover, to be used in case the album cover is null icon. |
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*/ |
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void MpAlbumCoverWidget::setDefaultIcon( const HbIcon &icon ) |
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{ |
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mDefaultIcon = icon; |
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update(); |
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} |
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/*! |
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\reimp |
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*/ |
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void MpAlbumCoverWidget::paint( QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget ) |
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{ |
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Q_UNUSED( widget ) |
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Q_UNUSED( option ) |
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if ( isEnabled() ){ |
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if ( !mIcon.isNull() ) { |
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if ( mPixmap.isNull() ) { |
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mPixmap = mIcon.qicon().pixmap( size().toSize() ); |
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} |
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//We paint directly to stretch up/down if necesary. |
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painter->drawPixmap( rect(), mPixmap, QRectF() ); |
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} |
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else { |
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//We use HbIcon paint to render vector graphics. |
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mDefaultIcon.setSize(size()); |
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mDefaultIcon.paint(painter,rect()); |
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} |
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} |
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} |
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/*! |
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\reimp |
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*/ |
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void MpAlbumCoverWidget::mousePressEvent( QGraphicsSceneMouseEvent *event ) |
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{ |
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if ( event->button() == Qt::LeftButton ) { |
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event->accept(); |
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} |
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else { |
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event->ignore(); |
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} |
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} |
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|
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/*! |
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\reimp |
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*/ |
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void MpAlbumCoverWidget::mouseReleaseEvent( QGraphicsSceneMouseEvent *event ) |
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{ |
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if ( event->button() == Qt::LeftButton ) { |
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emit clicked(); |
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event->accept(); |
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} |
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else { |
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event->ignore(); |
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} |
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} |
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|
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/*! |
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\reimp |
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*/ |
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void MpAlbumCoverWidget::gestureEvent(QGestureEvent *event) |
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{ |
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QGesture* gesture = event->gesture(Qt::TapGesture); |
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if (gesture) { |
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event->accept(Qt::TapGesture); |
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} |
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} |
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|
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//EOF |