killbots/gamestatusdisplayitem.cpp

   1 /*
   2  *  Copyright 2007-2009  Parker Coates <parker.coates@gmail.com>
   3  *
   4  *  This file is part of Killbots.
   5  *
   6  *  Killbots is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  Killbots is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with Killbots. If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "gamestatusdisplayitem.h"
  21
  22 #include "render.h"
  23
  24 #include <QtGui/QFontMetrics>
  25 #include <QtGui/QPainter>
  26
  27
  28 Killbots::GameStatusDisplayItem::GameStatusDisplayItem( const QString & labelText, QGraphicsItem * parent )
  29   : QGraphicsItem( parent ),
  30     m_label( labelText ),
  31     m_value( 0 ),
  32     m_digits( 3 )
  33 {
  34         setFont( QFont() );
  35         setSize( preferredSize() );
  36 }
  37
  38
  39 Killbots::GameStatusDisplayItem::~GameStatusDisplayItem()
  40 {
  41 }
  42
  43
  44 void Killbots::GameStatusDisplayItem::setSize( QSize size )
  45 {
  46         prepareGeometryChange();
  47         m_boundingRect = QRectF( QPointF(), size );
  48         update();
  49 }
  50
  51
  52 QSize Killbots::GameStatusDisplayItem::preferredSize()
  53 {
  54         QSize labelSize = QFontMetrics( m_font ).boundingRect( m_label ).size();
  55         QSize digitsSize = QFontMetrics( m_boldFont ).boundingRect( QString( m_digits + 1, '8' ) ).size();
  56
  57         return QSize( labelSize.width() + digitsSize.width() + 2 * m_margin,
  58                       qMax( labelSize.height(), digitsSize.height() ) + 2 * m_margin
  59                     );
  60 }
  61
  62
  63 QRectF Killbots::GameStatusDisplayItem::boundingRect() const
  64 {
  65         return m_boundingRect;
  66 }
  67
  68
  69 void Killbots::GameStatusDisplayItem::paint( QPainter * p, const QStyleOptionGraphicsItem * option, QWidget * widget )
  70 {
  71         Q_UNUSED( option )
  72         Q_UNUSED( widget )
  73
  74         p->save();
  75
  76         p->drawPixmap( boundingRect().topLeft(), Render::renderElement( "status", boundingRect().size().toSize() ) );
  77
  78         QRectF textRect = boundingRect().adjusted( m_margin, m_margin, -m_margin, -m_margin );
  79         p->setPen( Render::textColor() );
  80
  81         p->setFont( m_font );
  82         p->drawText( textRect, Qt::AlignLeft | Qt::AlignVCenter | Qt::TextSingleLine, m_label );
  83
  84         p->setFont( m_boldFont );
  85         p->drawText( textRect, Qt::AlignRight | Qt::AlignVCenter | Qt::TextSingleLine, QString::number( m_value ) );
  86
  87         p->restore();
  88 }
  89
  90
  91 void Killbots::GameStatusDisplayItem::setText( const QString & text )
  92 {
  93         if ( text != m_label )
  94         {
  95                 m_label = text;
  96                 update();
  97         }
  98 }
  99
 100
 101 QString Killbots::GameStatusDisplayItem::text() const
 102 {
 103         return m_label;
 104 }
 105
 106
 107 void Killbots::GameStatusDisplayItem::setValue( int value )
 108 {
 109         if ( value != m_value )
 110         {
 111                 m_value = value;
 112                 update();
 113         }
 114 }
 115
 116
 117 int Killbots::GameStatusDisplayItem::value() const
 118 {
 119         return m_value;
 120 }
 121
 122
 123 void Killbots::GameStatusDisplayItem::setDigits( int digits )
 124 {
 125         if ( digits != m_digits )
 126         {
 127                 m_digits = digits;
 128         }
 129 }
 130
 131
 132 int Killbots::GameStatusDisplayItem::digits() const
 133 {
 134         return m_digits;
 135 }
 136
 137
 138 void Killbots::GameStatusDisplayItem::setFont( const QFont & font )
 139 {
 140         if ( font != m_font )
 141         {
 142                 m_font = font;
 143
 144                 m_boldFont = font;
 145                 m_boldFont.setBold( true );
 146
 147                 m_margin = int( m_boldFont.pixelSize() * 0.6 );
 148         }
 149 }
 150
 151
 152 QFont Killbots::GameStatusDisplayItem::font() const
 153 {
 154         return m_font;
 155 }
 156
 157