Subversion Repositories tpanel

/*

 * Copyright (C) 2023 by Andreas Theofilu <andreas@theosys.at>

 *

 * 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 3 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA

 */

#ifndef __TQMARQUEE_H__

#define __TQMARQUEE_H__

#include <QLabel>

#include <QTimer>

class QString;

class QPaintEvent;

class QResizeEvent;

class QHideEvent;

class QShowEvent;

class QStaticText;

class QPixmap;

class QFont;

class QRawFont;

#define BASE_SPEED  25

class TQMarquee : public QLabel

{

    Q_OBJECT

    Q_PROPERTY(QString text READ text WRITE setText)

    public:

        typedef enum MQ_TYPES

        {

            MQ_NONE,    // 0

            MQ_LEFT,    // 1

            MQ_RIGHT,   // 2

            MQ_PONG,    // 3

            MQ_UP,      // 4

            MQ_DOWN     // 5

        }MQ_TYPES;

        TQMarquee(QWidget *parent=0);

        TQMarquee(QWidget *parent, int msec, MQ_TYPES type=MQ_LEFT, bool enable=true);

        ~TQMarquee();

        void setAlignment(Qt::Alignment al);

        void setFrame(int left, int top, int right, int bottom);

        void setSpeed(int msec);

        void pause();

        void resume();

    public slots:

        QString text() const { return mText; }

        void setText(const QString& text);

        void setFont(const QFont& f);

        QColor backgroundColor();

        void setBackgroundColor(QColor& color);

        QPixmap background();

        void setBackground(QPixmap& bitmap);

        void setDirection(MQ_TYPES type);

    protected:

        virtual void paintEvent(QPaintEvent *);

        virtual void resizeEvent(QResizeEvent *);

        virtual void hideEvent(QHideEvent *);

        virtual void showEvent(QShowEvent *);

        void updateCoordinates();

    private slots:

        void refreshLabel();

    private:

        void init();

        bool testVisibility(const QRegion& region);

        QWidget *mParent{nullptr};

        QString mText;

        bool mScrollEnabled{true};

        MQ_TYPES mType{MQ_NONE};

        QPixmap mBackgroundImage;

        QColor mBgColor{Qt::transparent};

        int mFrameLeft{0};

        int mFrameTop{0};

        int mFrameRight{0};

        int mFrameBottom{0};

        bool mPaused{false};

        int px{0};

        int py{0};

        QTimer *mTimer{nullptr};

        int mInterval{BASE_SPEED};

        Qt::Alignment mAlign{Qt::AlignCenter};

        int mSpeed{1};

        Qt::LayoutDirection mDirection{Qt::LeftToRight};

        int mFontPointSize{8};

        int mTextLength{0};

        int mTextHeight{0};

};

#endif