2021-03-12 Fred Gleason <fredg@paravelsystems.com>

* Added a 'RDMarkerView' class.
	* Added a 'RDMarkerDialog' class.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>

lib/rdmarkerview.h

@@ -0,0 +1,67 @@
+// rdmarkerview.h
+//
+// Widget for displaying/editing cut markers
+//
+//   (C) Copyright 2021 Fred Gleason <fredg@paravelsystems.com>
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License version 2 as
+//   published by the Free Software Foundation.
+//
+//   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., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+
+#ifndef RDMARKERVIEW_H
+#define RDMARKERVIEW_H
+
+#include <QGraphicsScene>
+#include <QGraphicsView>
+#include <QList>
+
+#include <rdcut.h>
+#include <rdwavefactory.h>
+
+class RDMarkerView : public QWidget
+{
+  Q_OBJECT;
+ public:
+  RDMarkerView(int width,int height,QWidget *parent=0);
+  ~RDMarkerView();
+  QSize sizeHint() const;
+  QSizePolicy sizePolicy() const;
+  int audioGain() const;
+  int shrinkFactor() const;
+
+ public slots:
+  void setAudioGain(int lvl);
+  void setShrinkFactor(int sf);
+  void setMaximumShrinkFactor();
+  bool setCut(QString *err_msg,unsigned cartnum,int cutnum);
+  void clear();
+
+ protected:
+  void resizeEvent(QResizeEvent *e);
+
+ private:
+  void WriteWave();
+  QGraphicsView *d_view;
+  QGraphicsScene *d_scene;
+  RDCut *d_cut;
+  int d_width;
+  int d_height;
+  int d_shrink_factor;
+  int d_max_shrink_factor;
+  int d_pad_size;
+  int d_audio_gain;
+  RDWaveFactory *d_wave_factory;
+};
+
+
+#endif  // RDMARKERVIEW_H