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/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
*/
/*
osd.h - Provides an interface to a plain QWidget, which is independent of KDE (bypassed to X11)
begin: Fre Sep 26 2003
copyright: (C) 2003-2005 by Christian Muehlhaeuser
email: chris@chris.de
*/
#ifndef AMAROK_OSD_H
#define AMAROK_OSD_H
#include <kpixmap.h>
#include <qimage.h>
#include <qvaluelist.h>
#include <qwidget.h> //baseclass
class OSDWidget : public QWidget
{
Q_OBJECT
public:
enum Alignment { Left, Middle, Center, Right };
OSDWidget( QWidget *parent, const char *name = "osd" );
/** resets the colours to defaults */
void unsetColors();
public slots:
/** calls setText() then show() */
void show( const QString &text ) { setText( text ); show(); }
/** reimplemented, shows the OSD */
virtual void show();
/**
* For the sake of somplicity, when these settings are
* changed they do not take effect until the next time
* the OSD is shown!
*
* To force an update call show();
*/
void setDuration( int ms ) { m_duration = ms; }
void setTextColor( const QColor &color ) { setPaletteForegroundColor( color ); }
void setBackgroundColor(const QColor &color ) { setPaletteBackgroundColor( color ); }
void setOffset( int y ) { m_y = y; }
void setAlignment( Alignment alignment ) { m_alignment = alignment; }
void setImage( const QImage &image ) { m_image = image; }
void setScreen( int screen );
void setText( const QString &text ) { m_text = text; determineMetrics();}
void setDrawShadow( bool b ) { m_drawShadow = b; }
protected:
/** determine new size and position */
void determineMetrics();
/** call to reposition a new OSD text or when position attributes change */
void reposition( QSize newSize = QSize() );
/** reimplemented */
virtual void mousePressEvent( QMouseEvent* );
virtual void paintEvent( QPaintEvent* );
virtual bool event( QEvent* );
/** distance from screen edge */
static const int MARGIN = 15;
/** padding inside the OSD frame */
static const int HPADDING = 20;
static const int VPADDING = 10;
int m_duration;
QTimer *m_timer;
Alignment m_alignment;
int m_screen;
uint m_y;
bool m_drawShadow;
QString m_text;
QImage m_image;
KPixmap m_screenshot;
};
class OSDPreviewWidget : public OSDWidget
{
Q_OBJECT
public:
OSDPreviewWidget( QWidget *parent );
int screen() { return m_screen; }
int alignment() { return m_alignment; }
int y() { return m_y; }
public slots:
void setTextColor( const QColor &color ) { OSDWidget::setTextColor( color ); doUpdate(); }
void setBackgroundColor(const QColor &color ) { OSDWidget::setBackgroundColor( color ); doUpdate(); }
void setDrawShadow( bool b ) { OSDWidget::setDrawShadow( b ); doUpdate(); }
void setFont( const QFont &font ) { OSDWidget::setFont( font ); doUpdate(); }
private:
inline void doUpdate() { if( isShown() ) show(); }
signals:
void positionChanged();
protected:
void mousePressEvent( QMouseEvent * );
void mouseReleaseEvent( QMouseEvent * );
void mouseMoveEvent( QMouseEvent * );
private:
bool m_dragging;
QPoint m_dragOffset;
};
class ShowimgOSD : public OSDWidget
{
Q_OBJECT
public:
ShowimgOSD( QWidget *parent );
void initOSD(bool dispOSD, bool onTop, const QFont& font, bool sFilename, bool sFullpath, bool sDimensions, bool sComments, bool sDatetime, bool sExif);
void setTexts(const QString& filename, const QString& fullpath, const QString& dimensions, const QString& comments, const QString& datetime, const QString& exif);
bool getShowOSD();
bool getOSDOnTop();
bool getOSDShowFilename();
bool getOSDShowFullpath();
bool getOSDShowDimensions();
bool getOSDShowComments();
bool getOSDShowDatetime();
bool getOSDShowExif();
public slots:
/** reimplemented, shows the OSD */
virtual void show();
protected:
bool m_dispOSD, m_onTop, m_sFilename, m_sFullpath, m_sDimensions, m_sComments, m_sDatetime, m_sExif;
QString m_filename, m_fullpath, m_dimensions, m_comments, m_datetime, m_exif;
QWidget *m_parent;
};
#endif /*AMAROK_OSD_H*/
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