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/**************************************************************************
kdisptext.h - The widget that displays the karaoke/lyrics text
Copyright (C) 1997,98 Antonio Larrosa Jimenez
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Send comments and bug fixes to larrosa@kde.org
or to Antonio Larrosa, Rio Arnoya, 10 5B, 29006 Malaga, Spain
***************************************************************************/
#ifndef _kdisptext_h_
#define _kdisptext_h_
#include <qwidget.h>
#include <qscrollview.h>
#include <libkmid/player.h>
struct kdispt_ev
{
SpecialEvent *spev;
int xpos;
class QRect r;
kdispt_ev *next;
};
struct kdispt_line
{
kdispt_ev *ev;
int num;
int ypos;
kdispt_line *next;
};
class QFont;
class QFontMetrics;
class QScrollBar;
class KDisplayText : public QScrollView
{
Q_OBJECT
private:
QTextCodec *lyrics_codec;
QFontMetrics *qfmetr;
QFont *qtextfont;
int typeoftextevents;
kdispt_line *linked_list_[2];
int nlines_[2];
kdispt_line *first_line_[2];
kdispt_line *cursor_line_[2];
kdispt_ev *cursor_[2];
kdispt_line *linked_list;
kdispt_line *cursor_line;
kdispt_ev *cursor;
kdispt_line *first_line; // Pointer to first text at first visible line
int nlines; // Total number of lines
int nvisiblelines; // Number of visible lines
void RemoveLine(kdispt_line *tmpl);
void RemoveLinkedList(void);
int IsLineFeed(char c,int type=0);
virtual void drawContents(QPainter *qpaint,int clipx,int clipy,int clipw,int cliph);
kdispt_line * searchYOffset(int y, kdispt_line *start);
int maxX[2];
int maxY[2];
int autoscrollv;
protected:
virtual void resizeEvent(QResizeEvent *qre);
virtual void timerEvent(QTimerEvent *e);
public:
KDisplayText(QWidget *parent,const char *name);
virtual ~KDisplayText();
void ClearEv(bool totally=true);
void AddEv(SpecialEvent *ev);
void calculatePositions(void);
void CursorToHome(void);
void ChangeTypeOfTextEvents(int type);
int ChooseTypeOfTextEvents(void);
void PaintIn(int type);
void gotomsec(ulong i);
QFont *getFont(void);
void fontChanged(void);
void saveLyrics(FILE *fh);
void setLyricsEncoding(const QString &enc);
// QSize sizeHint();
public slots:
void ScrollDown();
void ScrollUp();
void ScrollPageDown();
void ScrollPageUp();
};
#endif
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