src/StarManager.h

   1 /*
   2    Copyright (C) 2007 Jeff Mitchell <kde-dev@emailgoeshere.com>
   3
   4    This program is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU General Public License
   6    as published by the Free Software Foundation; either version 2
   7    of the License, or (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, write to the Free Software
  16    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
  17 */
  18
  19
  20 #ifndef AMAROK_STAR_MANAGER_H
  21 #define AMAROK_STAR_MANAGER_H
  22
  23 #include <QImage>
  24 #include <QPixmap>
  25
  26 class StarManager : public QObject
  27 {
  28
  29     Q_OBJECT
  30
  31     public:
  32         StarManager();
  33         ~StarManager();
  34         static StarManager *instance();
  35
  36         QPixmap* getStar( int num );
  37         QPixmap* getGreyStar() { return &m_greyedStarPix; }
  38         QPixmap* getHalfStar( int num = -1 );
  39         QImage& getStarImage( int num );
  40         QImage& getGreyStarImage() { return m_greyedStar; }
  41         QImage& getHalfStarImage( int num = -1 );
  42
  43         bool setColor( int starNum, const QColor &color );
  44         bool setHalfColor( const QColor &color );
  45
  46         void reinitStars( int height = -1, int margin = -1 );
  47
  48     signals:
  49         void ratingsColorsChanged();
  50
  51     private:
  52
  53         int m_height;
  54         int m_margin;
  55
  56         //cached stars...why both?  For faster conversion when drawing context browser
  57         QPixmap m_starPix;
  58         QImage m_star;
  59         QPixmap m_greyedStarPix;
  60         QImage m_greyedStar;
  61         QPixmap m_halfStarPix;
  62         QImage m_halfStar;
  63
  64         QImage m_images[5];
  65         QImage m_halfimages[5];
  66         QPixmap m_pixmaps[5];
  67         QPixmap m_halfpixmaps[5];
  68
  69         QColor m_colors[5];
  70         QColor m_halfStarColor;
  71 };
  72
  73 #endif
  74