diff align/ExternalProgramAligner.h @ 752:32654e402f8b pitch-align

Pull out ExternalProgramAligner and TransformAligner from Align - currently duplicating the code, the pulled-out classes are not yet in use

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/align/ExternalProgramAligner.h	Thu Apr 23 17:11:26 2020 +0100
@@ -0,0 +1,62 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Sonic Visualiser
+    An audio file viewer and annotation editor.
+    Centre for Digital Music, Queen Mary, University of London.
+    
+    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.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#ifndef SV_EXTERNAL_PROGRAM_ALIGNER_H
+#define SV_EXTERNAL_PROGRAM_ALIGNER_H
+
+#include <QProcess>
+#include <QString>
+
+#include "data/model/Model.h"
+
+class AlignmentModel;
+class Document;
+
+class ExternalProgramAligner : public QObject
+{
+    Q_OBJECT
+
+public:
+    ExternalProgramAligner(Document *doc,
+                           ModelId reference,
+                           ModelId toAlign,
+                           QString program);
+
+    // Destroy the aligner, cleanly cancelling any ongoing alignment
+    ~ExternalProgramAligner();
+
+    bool begin(QString &error);
+
+    static bool isAvailable(QString program);
+    
+signals:
+    /**
+     * Emitted when alignment is successfully completed. The reference
+     * and toAlign models can be queried from the alignment model.
+     */
+    void complete(ModelId alignmentModel); // an AlignmentModel
+
+private slots:
+    void programFinished(int, QProcess::ExitStatus);
+
+private:
+    Document *m_document;
+    ModelId m_reference;
+    ModelId m_toAlign;
+    ModelId m_alignmentModel;
+    QString m_program;
+    QProcess *m_process;
+};
+
+#endif