X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;ds=sidebyside;f=vumeter.h;fp=vumeter.h;h=de27529d937229937a45fd9ebee485227fdcbd16;hb=24e4026778bfd87612d5bedce1bfa51455853bc3;hp=0000000000000000000000000000000000000000;hpb=4159eda78000e5ce498cd6ce31da5e750c2c0a42;p=nageru

diff --git a/vumeter.h b/vumeter.h
new file mode 100644
index 0000000..de27529
--- /dev/null
+++ b/vumeter.h
@@ -0,0 +1,31 @@
+#ifndef VUMETER_H
+#define VUMETER_H
+
+#include <QWidget>
+#include <QPaintEvent>
+
+#include <mutex>
+
+class VUMeter : public QWidget
+{
+	Q_OBJECT
+
+public:
+	VUMeter(QWidget *parent);
+
+	void set_level(float level) {
+		std::unique_lock<std::mutex> lock(level_mutex);
+		this->level = level;
+		update();
+	}
+
+private:
+	void paintEvent(QPaintEvent *event) override;
+
+	std::mutex level_mutex;
+	float level = -HUGE_VAL;
+};
+
+extern VUMeter *global_vu_meter;
+
+#endif