added dummy io engines

2 files changed, 102 insertions, 0 deletions

diff --git a/drumgizmo/input/inputdummy.cc b/drumgizmo/input/inputdummy.cc
new file mode 100644
index 0000000..a994a1e
--- /dev/null
+++ b/drumgizmo/input/inputdummy.cc
@@ -0,0 +1,58 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            dummy.cc
+ *
+ *  Fr 22. Jan 08:14:58 CET 2016
+ *  Copyright 2016 Christian Glöckner
+ *  cgloeckner@freenet.de
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#include "inputdummy.h"
+
+DummyInputEngine::DummyInputEngine() {
+}
+
+DummyInputEngine::~DummyInputEngine() {
+}
+
+bool DummyInputEngine::init(Instruments& instruments) {
+	return true;
+}
+
+void DummyInputEngine::setParm(std::string parm, std::string value) {
+}
+
+bool DummyInputEngine::start() {
+	return true;
+}
+
+void DummyInputEngine::stop() {
+}
+
+void DummyInputEngine::pre() {
+}
+
+event_t* DummyInputEngine::run(size_t pos, size_t len, size_t *nevents) {
+	nevents = 0u;
+	return nullptr;
+}
+
+void DummyInputEngine::post() {
+}
diff --git a/drumgizmo/input/inputdummy.h b/drumgizmo/input/inputdummy.h
new file mode 100644
index 0000000..ef59e3f
--- /dev/null
+++ b/drumgizmo/input/inputdummy.h
@@ -0,0 +1,44 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            dummy.h
+ *
+ *  Fr 22. Jan 08:14:58 CET 2016
+ *  Copyright 2016 Christian Glöckner
+ *  cgloeckner@freenet.de
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#pragma once
+#include <audioinputengine.h>
+
+class DummyInputEngine
+	: public AudioInputEngine {
+	public:
+		DummyInputEngine();
+		~DummyInputEngine();
+		
+		// based on AudioInputEngine
+		bool init(Instruments &instruments) override;
+		void setParm(std::string parm, std::string value) override;
+		bool start() override;
+		void stop() override;
+		void pre() override;
+		event_t* run(size_t pos, size_t len, size_t* nevents) override;
+		void post() override;
+};