timemarker.hpp

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/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
 *
 * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifndef PULSEVIEW_PV_VIEW_MARKER_HPP
#define PULSEVIEW_PV_VIEW_MARKER_HPP

#include <QColor>
#include <QDoubleSpinBox>
#include <QObject>
#include <QRectF>
#include <QWidgetAction>

#include "timeitem.hpp"

class QPainter;
class QRect;

namespace pv {
namespace widgets {
    class TimestampSpinBox;
}

namespace view {

class View;

class TimeMarker : public TimeItem
{
    Q_OBJECT

public:
    static const int ArrowSize;

protected:
    TimeMarker(View &view, const QColor &colour, const pv::util::Timestamp& time);

public:
    const pv::util::Timestamp& time() const;

    void set_time(const pv::util::Timestamp& time) override;

    float get_x() const;

    QPoint point(const QRect &rect) const;

    QRectF label_rect(const QRectF &rect) const;

    QRectF hit_box_rect(const ViewItemPaintParams &pp) const;

    virtual QString get_text() const = 0;

    void paint_label(QPainter &p, const QRect &rect, bool hover);

    void paint_fore(QPainter &p, const ViewItemPaintParams &pp);

    virtual pv::widgets::Popup* create_popup(QWidget *parent);

private Q_SLOTS:
    void on_value_changed(const pv::util::Timestamp& value);

protected:
    const QColor &colour_;

    pv::util::Timestamp time_;

    QSizeF text_size_;

    QWidgetAction *value_action_;
    pv::widgets::TimestampSpinBox *value_widget_;
    bool updating_value_widget_;
};

} // namespace view
} // namespace pv

#endif // PULSEVIEW_PV_VIEW_MARKER_HPP