1 files changed, 80 insertions, 0 deletions
diff --git a/src/jalv_qt.hpp b/src/jalv_qt.hpp
new file mode 100644
index 0000000..40f9af7
--- /dev/null
+++ b/src/jalv_qt.hpp
@@ -0,0 +1,80 @@
+// Copyright 2007-2022 David Robillard <d@drobilla.net>
+// SPDX-License-Identifier: ISC
+
+#include "port.h"
+#include "state.h"
+#include "types.h"
+
+#include <lilv/lilv.h>
+
+#include <QAction>
+#include <QGroupBox>
+#include <QObject>
+#include <QString>
+#include <QtCore>
+
+#include <map>
+#include <vector>
+
+class QDial;
+class QLabel;
+class QWidget;
+
+class PresetAction final : public QAction
+{
+  Q_OBJECT // NOLINT
+
+public:
+  PresetAction(QObject* parent, Jalv* jalv, LilvNode* preset)
+    : QAction(parent)
+    , _jalv(jalv)
+    , _preset(preset)
+  {
+    connect(this, SIGNAL(triggered()), this, SLOT(presetChosen()));
+  }
+
+  Q_SLOT void presetChosen() { jalv_apply_preset(_jalv, _preset); }
+
+private:
+  Jalv*     _jalv;
+  LilvNode* _preset;
+};
+
+struct PortContainer {
+  Jalv*     jalv;
+  JalvPort* port;
+};
+
+class Control final : public QGroupBox
+{
+  Q_OBJECT // NOLINT
+
+public:
+  explicit Control(PortContainer portContainer, QWidget* parent);
+
+  Q_SLOT void dialChanged(int value);
+
+  void setValue(float value);
+
+private:
+  void    setRange(float min, float max);
+  QString getValueLabel(float value);
+  float   getValue();
+  int     stringWidth(const QString& str);
+
+  QDial*    _dial;
+  Jalv*     _jalv;
+  JalvPort* _port;
+
+  QLabel* _label;
+  QString _name;
+  int     _steps;
+  float   _max{1.0f};
+  float   _min{0.0f};
+  bool    _isInteger{};
+  bool    _isEnum{};
+  bool    _isLogarithmic{};
+
+  std::vector<float>           _scalePoints;
+  std::map<float, const char*> _scaleMap;
+};