+++ /dev/null
-/*
- * 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_SIGNAL_H
-#define PULSEVIEW_PV_SIGNAL_H
-
-#include <boost/shared_ptr.hpp>
-
-#include <QColor>
-#include <QPainter>
-#include <QRect>
-#include <QString>
-
-#include <stdint.h>
-
-namespace pv {
-
-class SignalData;
-
-class Signal
-{
-private:
- static const int LabelHitPadding;
-
-protected:
- Signal(QString name);
-
-public:
- /**
- * Gets the name of this signal.
- */
- QString get_name() const;
-
- /**
- * Sets the name of the signal.
- */
- void set_name(QString name);
-
- /**
- * Get the colour of the signal.
- */
- QColor get_colour() const;
-
- /**
- * Set the colour of the signal.
- */
- void set_colour(QColor colour);
-
- /**
- * Paints the signal with a QPainter
- * @param p the QPainter to paint into.
- * @param rect the rectangular area to draw the trace into.
- * @param scale the scale in seconds per pixel.
- * @param offset the time to show at the left hand edge of
- * the view in seconds.
- **/
- virtual void paint(QPainter &p, const QRect &rect, double scale,
- double offset) = 0;
-
-
- /**
- * Paints the signal label into a QGLWidget.
- * @param p the QPainter to paint into.
- * @param rect the rectangular area to draw the label into.
- * @param hover true if the label is being hovered over by the mouse.
- */
- virtual void paint_label(QPainter &p, const QRect &rect,
- bool hover);
-
- /**
- * Determines if a point is in the header label rect.
- * @param rect the rectangular area to draw the label into.
- * @param point the point to test.
- */
- bool pt_in_label_rect(const QRect &rect, const QPoint &point);
-
-private:
-
- /**
- * Computes an caches the size of the label text.
- */
- void compute_text_size(QPainter &p);
-
- /**
- * Computes the outline rectangle of a label.
- * @param p the QPainter to lay out text with.
- * @param rect The rectangle of the signal header.
- * @return Returns the rectangle of the signal label.
- */
- QRectF get_label_rect(const QRect &rect);
-
-protected:
- /**
- * When painting into the rectangle, calculate the y
- * offset of the zero point.
- **/
- virtual int get_nominal_offset(const QRect &rect) const = 0;
-
-protected:
- QString _name;
- QColor _colour;
-
- QSizeF _text_size;
-};
-
-} // namespace pv
-
-#endif // PULSEVIEW_PV_SIGNAL_H