1 /*
2  *  Copyright (C) 2016, Mike Walters <mike@flomp.net>
3  *
4  *  This file is part of inspectrum.
5  *
6  *  This program is free software: you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License as published by
8  *  the Free Software Foundation, either version 3 of the License, or
9  *  (at your option) any later version.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #pragma once
21 
22 #include <QMouseEvent>
23 #include <QObject>
24 #include <QPainter>
25 #include "abstractsamplesource.h"
26 #include "util.h"
27 
28 class Plot : public QObject, public Subscriber
29 {
30     Q_OBJECT
31 
32 public:
33     Plot(std::shared_ptr<AbstractSampleSource> src);
34     ~Plot();
35     void invalidateEvent() override;
36     virtual bool mouseEvent(QEvent::Type type, QMouseEvent event);
37     virtual std::shared_ptr<AbstractSampleSource> output();
38     virtual void paintBack(QPainter &painter, QRect &rect, range_t<size_t> sampleRange);
39     virtual void paintMid(QPainter &painter, QRect &rect, range_t<size_t> sampleRange);
40     virtual void paintFront(QPainter &painter, QRect &rect, range_t<size_t> sampleRange);
height()41     int height() const { return _height; };
42 
43 signals:
44     void repaint();
45 
46 protected:
setHeight(int height)47     void setHeight(int height) { _height = height; };
48 
49     std::shared_ptr<AbstractSampleSource> sampleSource;
50 
51 private:
52     // TODO: don't hardcode this
53     int _height = 200;
54 };
55