2 files changed, 64 insertions, 0 deletions
diff --git a/lib/audio.hpp b/lib/audio.hpp
new file mode 100644
index 0000000..3502714
--- /dev/null
+++ b/lib/audio.hpp
@@ -0,0 +1,28 @@
+#ifndef AUDIO_HPP
+#define AUDIO_HPP
+
+#include <portaudio.h>
+
+#define FRAMES_PER_BUFFER 256
+
+class AudioData {
+    public:
+	AudioData();
+	void set_device_num(int device_num);
+	int get_channel_cnt();
+	float* get_channels();
+
+	void start_stream();
+	void close_stream();
+
+    private:
+	PaStream* stream;
+	int device_num;
+	int channel_cnt;
+	float* channels;
+
+	static int patestCallback(const void* inputBuffer, void* outputBuffer, unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo* timeInfo, PaStreamCallbackFlags statusFlags,
+				  void* userData);
+};
+
+#endif
diff --git a/lib/ui.hpp b/lib/ui.hpp
new file mode 100644
index 0000000..c656058
--- /dev/null
+++ b/lib/ui.hpp
@@ -0,0 +1,36 @@
+#ifndef UI_HPP
+#define UI_HPP
+
+#include <gtk/gtk.h>
+#include <cairo/cairo.h>
+#include "audio.hpp"
+#include <bits/stdc++.h>
+
+using namespace std;
+
+class GTKUI {
+    public:
+	GTKUI(int argc, char* argv[]);
+	static void draw(cairo_t* cr, GtkWidget* drawing_area, gpointer user_data);
+	static void draw_cb(GtkDrawingArea* drawing_area, cairo_t* cr, int width, int height, gpointer user_data);
+	static void select_device(GtkWidget* widget, gpointer user_data);
+	static void refresh(GtkWidget* widget, gpointer user_data);
+	static void close_window(GtkWidget* widget, gpointer user_data);
+	static gboolean drawCallback(GtkWidget* widget, GdkFrameClock* frame_clock, gpointer user_data);
+	static void activate(GtkApplication* app, gpointer user_data);
+
+    private:
+	GtkApplication* app;
+
+	GtkWidget* window;
+	GtkWidget* grid;
+	GtkWidget* refresh_button;
+	GtkWidget* quit_button;
+	vector<GtkWidget*> buttons;
+	GtkWidget* drawing_area;
+
+	int status;
+	AudioData* audiodata;
+};
+
+#endif