trace.hpp

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/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2013 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_TRACE_HPP
#define PULSEVIEW_PV_VIEW_TRACE_HPP

#include <QColor>
#include <QPainter>
#include <QPen>
#include <QRect>
#include <QString>

#include <stdint.h>

#include "tracetreeitem.hpp"

class QFormLayout;

namespace pv {

namespace widgets {
class Popup;
}

namespace view {

class Trace : public TraceTreeItem
{
    Q_OBJECT

private:
    static const QPen AxisPen;
    static const int LabelHitPadding;

    static const QColor BrightBGColour;
    static const QColor DarkBGColour;

protected:
    Trace(QString name);

public:
    QString name() const;

    virtual void set_name(QString name);

    QColor colour() const;

    void set_colour(QColor colour);

    void set_coloured_bg(bool state);

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

    virtual QMenu* create_context_menu(QWidget *parent);

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

    QRectF label_rect(const QRectF &rect) const;

protected:
    virtual void paint_back(QPainter &p, const ViewItemPaintParams &pp);

    void paint_axis(QPainter &p, const ViewItemPaintParams &pp, int y);

    void add_colour_option(QWidget *parent, QFormLayout *form);

    void create_popup_form();

    virtual void populate_popup_form(QWidget *parent, QFormLayout *form);

private Q_SLOTS:
    void on_text_changed(const QString &text);

    void on_colour_changed(const QColor &colour);

    void on_popup_closed();

protected:
    QString name_;
    QColor colour_, bgcolour_;
    bool coloured_bg_, coloured_bg_state_;

private:
    pv::widgets::Popup *popup_;
    QFormLayout *popup_form_;
};

} // namespace view
} // namespace pv

#endif // PULSEVIEW_PV_VIEW_TRACE_HPP