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https://github.com/tomahawk-player/tomahawk.git
synced 2025-03-20 15:59:42 +01:00
* Handle source-icon and info-icon painting in the base delegate class.
This commit is contained in:
Christian Muehlhaeuser
parent
29c08dede7
commit
29a2c1e904
@ -22,6 +22,7 @@
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#include <QApplication>
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#include <QPainter>
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#include <QMouseEvent>
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#include <boost/concept_check.hpp>
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#include "Query.h"
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#include "Result.h"
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@ -37,6 +38,8 @@
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#include "ViewHeader.h"
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#include "ViewManager.h"
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#include "utils/PixmapDelegateFader.h"
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#include "utils/Closure.h"
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#include "utils/TomahawkUtilsGui.h"
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#include "utils/Logger.h"
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@ -45,16 +48,42 @@ using namespace Tomahawk;
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PlaylistItemDelegate::PlaylistItemDelegate( TrackView* parent, PlayableProxyModel* proxy )
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: QStyledItemDelegate( (QObject*)parent )
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, m_smallBoldFontMetrics( QFontMetrics( parent->font() ) )
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, m_bigBoldFontMetrics( QFontMetrics( parent->font() ) )
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, m_view( parent )
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, m_model( proxy )
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{
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connect( this, SIGNAL( updateIndex( QModelIndex ) ), parent, SLOT( update( QModelIndex ) ) );
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m_topOption = QTextOption( Qt::AlignTop );
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m_topOption.setWrapMode( QTextOption::NoWrap );
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m_bottomOption = QTextOption( Qt::AlignBottom );
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m_bottomOption.setWrapMode( QTextOption::NoWrap );
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m_centerOption = QTextOption( Qt::AlignVCenter );
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m_centerOption.setWrapMode( QTextOption::NoWrap );
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m_centerRightOption = QTextOption( Qt::AlignVCenter | Qt::AlignRight );
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m_centerRightOption.setWrapMode( QTextOption::NoWrap );
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m_bigBoldFont = parent->font();
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m_bigBoldFont.setPointSize( TomahawkUtils::defaultFontSize() + 2 );
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m_bigBoldFont.setWeight( 99 );
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m_boldFont = parent->font();
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m_boldFont.setBold( true );
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m_smallBoldFont = parent->font();
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m_smallBoldFont.setPointSize( TomahawkUtils::defaultFontSize() - 1 );
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m_smallBoldFont.setBold( true );
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m_smallBoldFont.setWeight( 60 );
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m_smallFont = parent->font();
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m_smallFont.setPointSize( TomahawkUtils::defaultFontSize() - 1 );
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m_bigBoldFontMetrics = QFontMetrics( m_bigBoldFont );
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m_smallBoldFontMetrics = QFontMetrics( m_smallBoldFont );
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connect( this, SIGNAL( updateIndex( QModelIndex ) ), parent, SLOT( update( QModelIndex ) ) );
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connect( proxy, SIGNAL( modelReset() ), SLOT( modelChanged() ) );
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connect( parent, SIGNAL( modelChanged() ), SLOT( modelChanged() ) );
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}
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@ -187,11 +216,8 @@ PlaylistItemDelegate::paintShort( QPainter* painter, const QStyleOptionViewItem&
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painter->drawPixmap( ir, pixmap );
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QFont boldFont = opt.font;
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boldFont.setBold( true );
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r.adjust( ir.width() + 12, 0, -12, 0 );
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painter->setFont( boldFont );
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painter->setFont( m_boldFont );
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QString text = painter->fontMetrics().elidedText( upperText, Qt::ElideRight, r.width() );
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painter->drawText( r.adjusted( 0, 1, 0, 0 ), text, m_topOption );
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@ -226,9 +252,7 @@ PlaylistItemDelegate::paintDetailed( QPainter* painter, const QStyleOptionViewIt
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{
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opt.rect.setWidth( opt.rect.width() - opt.rect.height() - 2 );
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const QRect arrowRect( opt.rect.x() + opt.rect.width(), opt.rect.y() + 1, opt.rect.height() - 2, opt.rect.height() - 2 );
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painter->drawPixmap( arrowRect, TomahawkUtils::defaultPixmap( TomahawkUtils::InfoIcon, TomahawkUtils::Original, arrowRect.size() ) );
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m_infoButtonRects[ index ] = arrowRect;
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drawInfoButton( painter, arrowRect, index, 0.9 );
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}
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painter->save();
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@ -285,6 +309,58 @@ PlaylistItemDelegate::paintDetailed( QPainter* painter, const QStyleOptionViewIt
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}
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QRect
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PlaylistItemDelegate::drawInfoButton( QPainter* painter, const QRect& rect, const QModelIndex& index, float height ) const
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{
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const int iconSize = rect.height() * height;
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QRect pixmapRect = QRect( ( rect.height() - iconSize ) / 2 + rect.left(), rect.center().y() - iconSize / 2, iconSize, iconSize );
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painter->drawPixmap( pixmapRect, TomahawkUtils::defaultPixmap( TomahawkUtils::InfoIcon, TomahawkUtils::Original, pixmapRect.size() ) );
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m_infoButtonRects[ index ] = pixmapRect;
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return rect.adjusted( rect.height(), 0, 0, 0 );
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}
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QRect
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PlaylistItemDelegate::drawCover( QPainter* painter, const QRect& rect, PlayableItem* item, const QModelIndex& index ) const
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{
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QRect pixmapRect = rect;
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pixmapRect.setWidth( pixmapRect.height() );
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if ( !m_pixmaps.contains( index ) )
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{
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m_pixmaps.insert( index, QSharedPointer< Tomahawk::PixmapDelegateFader >( new Tomahawk::PixmapDelegateFader( item->query(), pixmapRect.size(), TomahawkUtils::RoundedCorners, false ) ) );
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_detail::Closure* closure = NewClosure( m_pixmaps[ index ], SIGNAL( repaintRequest() ), const_cast<PlaylistItemDelegate*>(this), SLOT( doUpdateIndex( const QPersistentModelIndex& ) ), QPersistentModelIndex( index ) );
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closure->setAutoDelete( false );
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}
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const QPixmap pixmap = m_pixmaps[ index ]->currentPixmap();
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painter->drawPixmap( pixmapRect, pixmap );
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return rect.adjusted( pixmapRect.width(), 0, 0, 0 );
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}
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QRect
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PlaylistItemDelegate::drawSourceIcon( QPainter* painter, const QRect& rect, PlayableItem* item, float height ) const
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{
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if ( item->query()->numResults() == 0 )
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return rect;
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const int sourceIconSize = rect.height() * height;
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const QPixmap sourceIcon = item->query()->results().first()->sourceIcon( TomahawkUtils::RoundedCorners, QSize( sourceIconSize, sourceIconSize ) );
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if ( sourceIcon.isNull() )
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return rect;
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painter->setOpacity( 0.8 );
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painter->drawPixmap( QRect( rect.right() - sourceIconSize, rect.center().y() - sourceIconSize / 2, sourceIcon.width(), sourceIcon.height() ), sourceIcon );
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painter->setOpacity( 1.0 );
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return rect.adjusted( 0, 0, -( sourceIcon.width() + 8 ), 0 );
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}
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bool
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PlaylistItemDelegate::editorEvent( QEvent* event, QAbstractItemModel* model, const QStyleOptionViewItem& option, const QModelIndex& index )
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{
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@ -314,9 +390,11 @@ PlaylistItemDelegate::editorEvent( QEvent* event, QAbstractItemModel* model, con
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if ( m_hoveringOver != index )
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{
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PlayableItem* item = m_model->sourceModel()->itemFromIndex( m_model->mapToSource( index ) );
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item->requestRepaint();
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QPersistentModelIndex ti = m_hoveringOver;
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m_hoveringOver = index;
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PlayableItem* item = m_model->sourceModel()->itemFromIndex( m_model->mapToSource( ti ) );
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item->requestRepaint();
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emit updateIndex( m_hoveringOver );
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}
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@ -379,6 +457,33 @@ PlaylistItemDelegate::editorEvent( QEvent* event, QAbstractItemModel* model, con
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void
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PlaylistItemDelegate::resetHoverIndex()
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{
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if ( !m_model )
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return;
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QPersistentModelIndex idx = m_hoveringOver;
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m_hoveringOver = QModelIndex();
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m_infoButtonRects.clear();
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PlayableItem* item = m_model->sourceModel()->itemFromIndex( m_model->mapToSource( idx ) );
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if ( item )
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item->requestRepaint();
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emit updateIndex( idx );
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m_view->repaint();
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}
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void
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PlaylistItemDelegate::modelChanged()
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{
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m_pixmaps.clear();
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}
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void
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PlaylistItemDelegate::doUpdateIndex( const QPersistentModelIndex& index )
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{
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if ( index.isValid() )
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emit updateIndex( index );
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}
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@ -29,6 +29,10 @@ class PlayableItem;
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class PlayableProxyModel;
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class TrackView;
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namespace Tomahawk {
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class PixmapDelegateFader;
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}
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class DLLEXPORT PlaylistItemDelegate : public QStyledItemDelegate
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{
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Q_OBJECT
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@ -46,6 +50,9 @@ public slots:
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signals:
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void updateIndex( const QModelIndex& idx );
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private slots:
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void doUpdateIndex( const QPersistentModelIndex& index );
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protected:
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void prepareStyleOption( QStyleOptionViewItemV4* option, const QModelIndex& index, PlayableItem* item ) const;
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@ -53,15 +60,32 @@ protected:
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bool editorEvent( QEvent* event, QAbstractItemModel* model, const QStyleOptionViewItem& option, const QModelIndex& index );
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QPersistentModelIndex hoveringOver() const { return m_hoveringOver; }
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void setInfoButtonRect( const QPersistentModelIndex& index, const QRect& rect ) const { m_infoButtonRects[ index ] = rect; }
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private:
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QRect drawInfoButton( QPainter* painter, const QRect& rect, const QModelIndex& index, float height ) const;
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QRect drawSourceIcon( QPainter* painter, const QRect& rect, PlayableItem* item, float height ) const;
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QRect drawCover( QPainter* painter, const QRect& rect, PlayableItem* item, const QModelIndex& index ) const;
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void paintDetailed( QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index ) const;
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void paintShort( QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index, bool useAvatars = false ) const;
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QTextOption m_topOption;
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QTextOption m_bottomOption;
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QTextOption m_centerOption;
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QTextOption m_centerRightOption;
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QFont m_smallFont;
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QFont m_smallBoldFont;
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QFont m_boldFont;
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QFont m_bigBoldFont;
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QFontMetrics m_smallBoldFontMetrics;
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QFontMetrics m_bigBoldFontMetrics;
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protected slots:
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virtual void modelChanged();
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private:
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mutable QHash< QPersistentModelIndex, QSharedPointer< Tomahawk::PixmapDelegateFader > > m_pixmaps;
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mutable QHash< QPersistentModelIndex, QRect > m_infoButtonRects;
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QPersistentModelIndex m_hoveringOver;
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