1 files changed, 121 insertions, 0 deletions
diff --git a/src/message.h b/src/message.h
new file mode 100644
index 0000000..07b0300
--- /dev/null
+++ b/src/message.h
@@ -0,0 +1,121 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            message.h
+ *
+ *  Wed Mar 20 15:50:57 CET 2013
+ *  Copyright 2013 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  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.
+ */
+#ifndef __DRUMGIZMO_MESSAGE_H__
+#define __DRUMGIZMO_MESSAGE_H__
+
+#include <string>
+
+class MessageHandler;
+
+class Message {
+public:
+  typedef enum {
+    // Engine -> GUI Messages:
+    LoadStatus, // Signal GUI the current load status.
+    LoadStatusMidimap, // Signal GUI the current load status of the midimap.
+
+    // GUI -> Engine, Engine -> Engine Messages:
+    LoadDrumKit, // Signal engine to load drumkit.
+    LoadMidimap, // Signal engine to load midimap.
+    EngineSettingsMessage, // Request or receive engine settings.
+    ChangeSettingMessage, // Update named setting in engine.
+  } type_t;
+
+  typedef enum {
+    NormalProcessing, // Just add to the queue
+    FilterMultiple, // Ignore top message if it has the same type.
+    // SyncWait, // Block the send call until the message has been handled by the receiver.
+  } processing_mode_t;
+
+  virtual ~Message() {}
+  virtual type_t type() = 0;
+  virtual processing_mode_t processing_mode() { return NormalProcessing; }
+};
+
+class LoadStatusMessage : public Message {
+public:
+  type_t type() { return Message::LoadStatus; }
+  processing_mode_t processing_mode() { return FilterMultiple; }
+  unsigned int number_of_files;
+  unsigned int numer_of_files_loaded;
+  std::string current_file;
+};
+
+class LoadStatusMessageMidimap : public Message {
+public:
+  type_t type() { return Message::LoadStatusMidimap; }
+  bool success;
+};
+
+class LoadDrumKitMessage : public Message {
+public:
+  type_t type() { return Message::LoadDrumKit; }
+  std::string drumkitfile;
+};
+
+class LoadMidimapMessage : public Message {
+public:
+  type_t type() { return Message::LoadMidimap; }
+  std::string midimapfile;
+};
+
+class EngineSettingsMessage : public Message {
+public:
+  type_t type() { return Message::EngineSettingsMessage; }
+  std::string midimapfile;
+  bool midimap_loaded;
+
+  std::string drumkitfile;
+  bool drumkit_loaded;
+
+  float enable_velocity_modifier;
+  float velocity_modifier_falloff;
+  float velocity_modifier_weight;
+  float enable_velocity_randomiser;
+  float velocity_randomiser_weight;
+};
+
+class ChangeSettingMessage : public Message {
+public:
+  typedef enum {
+    enable_velocity_modifier,
+    velocity_modifier_weight,
+    velocity_modifier_falloff,
+  } setting_name_t;
+
+  ChangeSettingMessage(setting_name_t n, float v) {
+    name = n;
+    value = v;
+  }
+
+  type_t type() { return Message::ChangeSettingMessage; }
+
+  setting_name_t name;
+  float value;
+};
+
+#endif/*__DRUMGIZMO_MESSAGE_H__*/