very, very simple WP with midi CC out

2024-10-09 02:01:23 +02:00
commit 3d6fc151f1
126 changed files with 19539 additions and 0 deletions
@@ -0,0 +1,89 @@
+#pragma once
+#include <libremidi/config.hpp>
+
+#include <functional>
+#include <stdexcept>
+#include <string_view>
+
+namespace libremidi
+{
+//! Defines various error types.
+enum midi_error
+{
+  WARNING,           /*!< A non-critical error. */
+  UNSPECIFIED,       /*!< The default, unspecified error type. */
+  NO_DEVICES_FOUND,  /*!< No devices found on system. */
+  INVALID_DEVICE,    /*!< An invalid device ID was specified. */
+  MEMORY_ERROR,      /*!< An error occured during memory allocation. */
+  INVALID_PARAMETER, /*!< An invalid parameter was specified to a function. */
+  INVALID_USE,       /*!< The function was called incorrectly. */
+  DRIVER_ERROR,      /*!< A system driver error occured. */
+  SYSTEM_ERROR,      /*!< A system error occured. */
+  THREAD_ERROR       /*!< A thread error occured. */
+};
+
+//! Base exception class for MIDI problems
+struct LIBREMIDI_EXPORT midi_exception : public std::runtime_error
+{
+  using std::runtime_error::runtime_error;
+  ~midi_exception() override;
+};
+
+struct LIBREMIDI_EXPORT no_devices_found_error final : public midi_exception
+{
+  static constexpr auto code = midi_error::NO_DEVICES_FOUND;
+  using midi_exception::midi_exception;
+  ~no_devices_found_error() override;
+};
+struct LIBREMIDI_EXPORT invalid_device_error final : public midi_exception
+{
+  static constexpr auto code = midi_error::INVALID_DEVICE;
+  using midi_exception::midi_exception;
+  ~invalid_device_error() override;
+};
+struct LIBREMIDI_EXPORT memory_error final : public midi_exception
+{
+  static constexpr auto code = midi_error::MEMORY_ERROR;
+  using midi_exception::midi_exception;
+  ~memory_error() override;
+};
+struct LIBREMIDI_EXPORT invalid_parameter_error final : public midi_exception
+{
+  static constexpr auto code = midi_error::INVALID_PARAMETER;
+  using midi_exception::midi_exception;
+  ~invalid_parameter_error() override;
+};
+struct LIBREMIDI_EXPORT invalid_use_error final : public midi_exception
+{
+  static constexpr auto code = midi_error::INVALID_USE;
+  using midi_exception::midi_exception;
+  ~invalid_use_error() override;
+};
+struct LIBREMIDI_EXPORT driver_error final : public midi_exception
+{
+  static constexpr auto code = midi_error::DRIVER_ERROR;
+  using midi_exception::midi_exception;
+  ~driver_error() override;
+};
+struct LIBREMIDI_EXPORT system_error final : public midi_exception
+{
+  static constexpr auto code = midi_error::SYSTEM_ERROR;
+  using midi_exception::midi_exception;
+  ~system_error() override;
+};
+struct LIBREMIDI_EXPORT thread_error final : public midi_exception
+{
+  static constexpr auto code = midi_error::THREAD_ERROR;
+  using midi_exception::midi_exception;
+  ~thread_error() override;
+};
+
+/*! \brief Error callback function
+    \param type Type of error.
+    \param errorText Error description.
+
+    Note that class behaviour is undefined after a critical error (not
+    a warning) is reported.
+ */
+using midi_error_callback = std::function<void(midi_error type, std::string_view errorText)>;
+}