Add MidiUtils class for holding random utility methods, translation strings.

3 files changed, 76 insertions, 0 deletions

diff --git a/build/depends.py b/build/depends.py
index 75bae17621..e0e72c916b 100644
--- a/build/depends.py
+++ b/build/depends.py
@@ -648,6 +648,7 @@ class MixxxCore(Feature):
                    "controllers/controllerpresetinfo.cpp",
                    "controllers/controlpickermenu.cpp",
                    "controllers/learningutils.cpp",
+                   "controllers/midi/midiutils.cpp",
                    "controllers/midi/midicontroller.cpp",
                    "controllers/midi/midicontrollerpresetfilehandler.cpp",
                    "controllers/midi/midienumerator.cpp",
diff --git a/src/controllers/midi/midiutils.cpp b/src/controllers/midi/midiutils.cpp
new file mode 100644
index 0000000000..93abb552f9
--- /dev/null
+++ b/src/controllers/midi/midiutils.cpp
@@ -0,0 +1,61 @@
+#include "controllers/midi/midiutils.h"
+
+// static
+QString MidiUtils::opCodeToTranslatedString(MidiOpCode code) {
+    if (code < 0x00 || code > 0xFF) {
+        return QObject::tr("Invalid");
+    }
+    switch (code) {
+        case MIDI_NOTE_ON:
+            return QObject::tr("Note On");
+        case MIDI_NOTE_OFF:
+            return QObject::tr("Note Off");
+        case MIDI_CC:
+            return QObject::tr("CC");
+        case MIDI_PITCH_BEND:
+            return QObject::tr("Pitch Bend");
+        default:
+            return QObject::tr("Unknown (0x%1)").arg(
+                code, 2, 16, QLatin1Char('0'));
+    }
+}
+
+// static
+QString MidiUtils::formatByte(unsigned char value) {
+    // Construct a hex string formatted like 0xFF.
+    return QString("0x") + QString("%1")
+            .arg(value, 2, 16, QLatin1Char('0')).toUpper();
+}
+
+// static
+QString MidiUtils::midiOptionToTranslatedString(MidiOption option) {
+    switch (option) {
+        case MIDI_OPTION_INVERT:
+            return QObject::tr("Invert");
+        case MIDI_OPTION_ROT64:
+            return QObject::tr("Rot64");
+        case MIDI_OPTION_ROT64_INV:
+            return QObject::tr("Rot64Inv");
+        case MIDI_OPTION_ROT64_FAST:
+            return QObject::tr("Rot64Fast");
+        case MIDI_OPTION_DIFF:
+            return QObject::tr("Diff");
+        case MIDI_OPTION_BUTTON:
+            return QObject::tr("Button");
+        case MIDI_OPTION_SWITCH:
+            return QObject::tr("Switch");
+        case MIDI_OPTION_SPREAD64:
+            return QObject::tr("Spread64");
+        case MIDI_OPTION_HERC_JOG:
+            return QObject::tr("HercJog");
+        case MIDI_OPTION_SELECTKNOB:
+            return QObject::tr("SelectKnob");
+        case MIDI_OPTION_SOFT_TAKEOVER:
+            return QObject::tr("SoftTakeover");
+        case MIDI_OPTION_SCRIPT:
+            return QObject::tr("Script");
+        default:
+            return QObject::tr("Unknown (0x%1)")
+                    .arg(option, 4, 16, QLatin1Char('0'));
+    }
+}
diff --git a/src/controllers/midi/midiutils.h b/src/controllers/midi/midiutils.h
new file mode 100644
index 0000000000..dbcc9a4009
--- /dev/null
+++ b/src/controllers/midi/midiutils.h
@@ -0,0 +1,14 @@
+#ifndef MIDIUTILS_H
+#define MIDIUTILS_H
+
+#include "controllers/midi/midimessage.h"
+
+class MidiUtils {
+  public:
+    static QString opCodeToTranslatedString(MidiOpCode code);
+    static QString formatByte(unsigned char value);
+    static QString midiOptionToTranslatedString(MidiOption option);
+};
+
+
+#endif /* MIDIUTILS_H */