workspace/plasma/wallpapers/image/image.h

   1 /*
   2   Copyright (c) 2007 Paolo Capriotti <p.capriotti@gmail.com>
   3   Copyright (c) 2008 by Petri Damsten <damu@iki.fi>
   4
   5   This program is free software; you can redistribute it and/or modify
   6   it under the terms of the GNU General Public License as published by
   7   the Free Software Foundation; either version 2 of the License, or
   8   (at your option) any later version.
   9 */
  10
  11 #ifndef IMAGE_HEADER
  12 #define IMAGE_HEADER
  13
  14 #include <QTimer>
  15 #include <QPixmap>
  16 #include <QStringList>
  17 #include <Plasma/Wallpaper>
  18 #include "backgroundpackage.h"
  19 #include "renderthread.h"
  20 #include "ui_imageconfig.h"
  21 #include "ui_slideshowconfig.h"
  22
  23 class KFileDialog;
  24 class BackgroundContainer;
  25 class BackgroundListModel;
  26
  27 class Image : public Plasma::Wallpaper
  28 {
  29     Q_OBJECT
  30     public:
  31         Image(QObject* parent, const QVariantList& args);
  32         ~Image();
  33
  34         virtual void save(KConfigGroup &config);
  35         virtual void paint(QPainter* painter, const QRectF& exposedRect);
  36         virtual QWidget* createConfigurationInterface(QWidget* parent);
  37
  38     protected slots:
  39         void timeChanged(const QTime& time);
  40         void positioningChanged(int index);
  41         void slotAddDir();
  42         void slotRemoveDir();
  43         void getNewWallpaper();
  44         void colorChanged(const QColor& color);
  45         void pictureChanged(int index);
  46         void browse();
  47         void nextSlide();
  48         void updateBackground(int token, const QImage &img);
  49         void showFileDialog();
  50         void updateScreenshot(QPersistentModelIndex index);
  51         void removeBackground(const QString &path);
  52
  53     protected:
  54         void init(const KConfigGroup &config);
  55         void updateDirs();
  56         void startSlideshow();
  57         void fillMetaInfo(Background* b);
  58         bool setMetadata(QLabel *label, const QString &text);
  59         void render(const QString& image = QString());
  60         void suspendStartup(bool suspend); // for ksmserver
  61         void calculateGeometry();
  62         void setSingleImage();
  63
  64     private:
  65         int m_delay;
  66         Background::ResizeMethod m_resizeMethod;
  67         QStringList m_dirs;
  68         QString m_wallpaper;
  69         QColor m_color;
  70         QStringList m_usersWallpapers;
  71
  72         QWidget* m_widget;
  73         Ui::ImageConfig m_uiImage;
  74         Ui::SlideshowConfig m_uiSlideshow;
  75         QString m_mode;
  76         QList<Background *> m_slideshowBackgrounds;
  77         QTimer m_timer;
  78         QPixmap m_pixmap;
  79         int m_currentSlide;
  80         qreal m_ratio;
  81         BackgroundListModel *m_model;
  82         KFileDialog *m_dialog;
  83         RenderThread m_renderer;
  84         int m_rendererToken;
  85         QSize m_size;
  86         QString m_img;
  87         QDateTime m_previousModified;
  88         bool m_randomize;
  89 };
  90
  91 K_EXPORT_PLASMA_WALLPAPER(image, Image)
  92
  93 #endif