/*
� � � � � � � �             This file is part of the Opie Project
                             Copyright (c)  2002 L. Potter <ljp@llornkcor.com>
                             Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
                             
              =.
            .=l.
� � � � � �.>+-=
�_;:, � � .> � �:=|.         This program is free software; you can
.> <`_, � > �. � <=          redistribute it and/or  modify it under
:`=1 )Y*s>-.-- � :           the terms of the GNU General Public
.="- .-=="i, � � .._         License as published by the Free Software
�- . � .-<_> � � .<>         Foundation; either version 2 of the License,
� � �._= =} � � � :          or (at your option) any later version.
� � .%`+i> � � � _;_.
� � .i_,=:_. � � �-<s.       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; see the file COPYING.LIB.
                             If not, write to the Free Software Foundation,
                             Inc., 59 Temple Place - Suite 330,
                             Boston, MA 02111-1307, USA.

*/

#ifndef OTICKER_H
#define OTICKER_H

#include <qwidget.h>
#include <qpainter.h>
#include <qdrawutil.h>
#include <qpixmap.h>
#include <qstring.h>
#include <qslider.h>
#include <qlabel.h>
#include <qframe.h>
#include <qcolor.h>

/**
 * @class OTicker
 * @brief The OTicker class provides a QLabel widget that scroll its contents
 *
 */
class OTicker : public QLabel {
    Q_OBJECT

public:

/*!
 * @fn OTicker( QWidget* parent = 0 )
 * @brief Object constructor.
 *
 * @param parent Pointer to parent of this control.

 * Constructs a new OTicker control with parent
 */
    OTicker( QWidget* parent=0 );
/*!
 * @fn ~OTicker()
 * @brief Object destructor.
 */
    ~OTicker();
/*!
 * @fn setText(const QString& )
 * @brief sets text to be displayed
 * @param text QString text to be displayed.
 *
 */
    void setText( const QString& text ) ;
/*!
 * @fn setBackgroundColor(const QColor& color)
 * @brief sets color of the ticker's background
 * @param color QColor color to be set.
 *
 */
    void setBackgroundColor(const QColor& color);
/*!
 * @fn setForegroundColor(const QColor& color)
 * @brief sets color of text
 * @param color QColor color of text
 *
 */
    void setForegroundColor(const QColor& color);
/*!
 * @fn setFrame(int style)
 * @brief sets frame style
 * @param style int Frame style to be see. See Qt::WidgetFlags.
 *
 */
    void setFrame(int style);
/*!
 * @fn setUpdateTime(int timeout)
 * @brief sets time of update
 * @param timeout int time in milliseconds between updates.
 *
 */
    void setUpdateTime(int timeout);
/*!
 * @fn setScrollLength(int length)
 * @brief sets amount of scrolling default is 1
 * @param length int scroll length.
 *
 */
    void setScrollLength(int length);
signals:
/*!
 * @fn mousePressed()
 * @brief signal mouse press event
 *
 */
    void mousePressed();
protected:
/*!
 * @fn timerEvent( QTimerEvent * e)
 * @brief timer timeout event
 * @param e QEvent see QEvent.
 *
 */
    void timerEvent( QTimerEvent * e);
/*!
 * @fn drawContents( QPainter *p )
 * @brief draws widget contents
 * @param p QPainter. see QPainter
 *
 */
    void drawContents( QPainter *p );
/*!
 * @fn mouseReleaseEvent( QMouseEvent *e)
 * @brief mouse release event
 * @param e QMouseEvent. see QMouseEvent.
 *
 */
    void mouseReleaseEvent( QMouseEvent *e);
private:
    QColor backgroundcolor, foregroundcolor;
    QString scrollText;
    QPixmap scrollTextPixmap;
    int pos, updateTimerTime, scrollLength;
};

#endif