1 /*****************************************************************************
2 * icon_view.cpp : Icon view for the Playlist
3 ****************************************************************************
4 * Copyright © 2010 the VideoLAN team
7 * Authors: Jean-Baptiste Kempf <jb@videolan.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 #include "components/playlist/icon_view.hpp"
25 #include "components/playlist/playlist_model.hpp"
26 #include "input_manager.hpp"
28 #include <QApplication>
31 #include <QStyleOptionViewItem>
32 #include <QFontMetrics>
33 #include <QPixmapCache>
37 #define RECT_SIZE_W 100
38 #define RECT_SIZE_H 105
40 #define OFFSET (RECT_SIZE_W-64)/2
41 #define ITEMS_SPACING 10
45 static const QRect drawRect = QRect( 0, 0, RECT_SIZE_W, RECT_SIZE_H );
46 static const QRect artRect = drawRect.adjusted( OFFSET - 1, 2, - OFFSET, - OFFSET *2 );
48 void PlListViewItemDelegate::paint( QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index ) const
50 PLItem *currentItem = static_cast<PLItem*>( index.internalPointer() );
51 assert( currentItem );
53 char *meta = input_item_GetTitleFbName( currentItem->inputItem() );
54 QString title = qfu( meta );
57 meta = input_item_GetArtist( currentItem->inputItem() );
58 QString artist = qfu( meta );
62 QString artUrl = InputManager::decodeArtURL( currentItem->inputItem() );
64 /* else look up through all children and use the first picture found */
65 if( artUrl.isEmpty() )
67 for( int i = 0; i < currentItem->childCount(); i++ )
69 artUrl = InputManager::decodeArtURL( currentItem->child( i )->inputItem() );
70 if( !artUrl.isEmpty() )
75 /*if( option.state & QStyle::State_Selected )
76 painter->fillRect(option.rect, option.palette.highlight());*/
77 QApplication::style()->drawPrimitive( QStyle::PE_PanelItemViewItem, &option,
80 /* Pixmap where all the rendering will happen and that will be cached */
83 QString key = title + artist + artUrl
84 + QString( index.data( PLModel::IsCurrentRole ).toBool() );
85 if(QPixmapCache::find( key, pix ))
87 // cool, we found it in the cache
88 painter->drawPixmap( option.rect, pix );
92 /* Background decorations */
93 pix = QPixmap( RECT_SIZE_W, RECT_SIZE_H );
94 pix.fill( Qt::transparent );
96 QPainter *pixpainter = new QPainter( &pix );
98 pixpainter->setRenderHints(
99 QPainter::Antialiasing | QPainter::SmoothPixmapTransform |
100 QPainter::TextAntialiasing );
102 if( index.data( PLModel::IsCurrentRole ).toBool() )
105 pixpainter->setOpacity( 0.2 );
106 pixpainter->setBrush( QBrush( Qt::gray ) );
107 pixpainter->drawRoundedRect( 0, 0, RECT_SIZE_W, RECT_SIZE_H, ART_RADIUS, ART_RADIUS );
108 pixpainter->restore();
111 // Draw the drop shadow
113 pixpainter->setOpacity( 0.7 );
114 pixpainter->setBrush( QBrush( Qt::gray ) );
115 pixpainter->drawRoundedRect( artRect.adjusted( 2, 2, 2, 2 ), ART_RADIUS, ART_RADIUS );
116 pixpainter->restore();
119 // load album art in the pixmap
121 if( artUrl.isEmpty() || !artPix.load( artUrl ) )
122 artPix = QPixmap( ":/noart64" );
124 artPix = artPix.scaled( ART_SIZE, ART_SIZE,
125 Qt::KeepAspectRatioByExpanding );
127 // Draw the art pixmap
128 QPainterPath artRectPath;
129 artRectPath.addRoundedRect( artRect, ART_RADIUS, ART_RADIUS );
130 pixpainter->setClipPath( artRectPath );
131 pixpainter->drawPixmap( artRect, artPix );
132 pixpainter->setClipping( false );
135 QColor text = qApp->palette().text().color();
138 pixpainter->setPen( text );
140 font.setPointSize( 7 );
141 font.setItalic( true );
142 font.setBold( index.data( Qt::FontRole ).value<QFont>().bold() );
143 pixpainter->setFont( font );
144 QFontMetrics fm = pixpainter->fontMetrics();
145 QRect textRect = drawRect.adjusted( 1, ART_SIZE + 4, 0, -1 );
146 textRect.setHeight( fm.height() + 1 );
148 pixpainter->drawText( textRect,
149 fm.elidedText( title, Qt::ElideRight, textRect.width() ),
150 QTextOption( Qt::AlignCenter ) );
153 pixpainter->setPen( text.lighter( 220 ) );
154 font.setItalic( false );
155 pixpainter->setFont( font );
156 fm = pixpainter->fontMetrics();
158 textRect = textRect.adjusted( 0, textRect.height(),
159 0, textRect.height() );
160 pixpainter->drawText( textRect,
161 fm.elidedText( artist, Qt::ElideRight, textRect.width() ),
162 QTextOption( Qt::AlignCenter ) );
164 delete pixpainter; // Ensure all paint operations have finished
166 // Here real drawing happens
167 painter->drawPixmap( option.rect, pix );
169 // Cache the rendering
170 QPixmapCache::insert( key, pix );
173 QSize PlListViewItemDelegate::sizeHint ( const QStyleOptionViewItem & option, const QModelIndex & index ) const
175 return QSize( RECT_SIZE_W, RECT_SIZE_H );
179 PlIconView::PlIconView( PLModel *model, QWidget *parent ) : QListView( parent )
182 setViewMode( QListView::IconMode );
183 setMovement( QListView::Static );
184 setResizeMode( QListView::Adjust );
185 setGridSize( QSize( RECT_SIZE_W, RECT_SIZE_H ) );
186 setUniformItemSizes( true );
188 setSelectionMode( QAbstractItemView::ExtendedSelection );
189 setAcceptDrops( true );
191 PlListViewItemDelegate *pl = new PlListViewItemDelegate( this );
192 setItemDelegate( pl );