X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=lrameter.h;h=0b887f96aa1c466edae222a55a63c1036bd392e3;hb=92246b3e7e2d914a0549bbc7f90dd07ff3fd103a;hp=50497be5fa23f753e7a57b02849e11f7bb894685;hpb=4a02aa24a41bd7b1a5fad276914af1c7c3d8ee7f;p=nageru

diff --git a/lrameter.h b/lrameter.h
index 50497be..0b887f9 100644
--- a/lrameter.h
+++ b/lrameter.h
@@ -1,14 +1,14 @@
-// TODO: This isn't really an LRA meter right now (it ignores the range).
-
 #ifndef LRAMETER_H
 #define LRAMETER_H
 
-#include <QWidget>
+#include <math.h>
 #include <QLabel>
 #include <QPaintEvent>
-
+#include <QWidget>
 #include <mutex>
 
+#include "vu_common.h"
+
 class LRAMeter : public QWidget
 {
 	Q_OBJECT
@@ -24,13 +24,40 @@ public:
 		QMetaObject::invokeMethod(this, "update", Qt::AutoConnection);
 	}
 
+	double lufs_to_pos(float level_lu, int height)
+	{
+		return ::lufs_to_pos(level_lu, height, min_level, max_level);
+	}
+
+	void set_min_level(float min_level)
+	{
+		this->min_level = min_level;
+		recalculate_pixmaps();
+	}
+
+	void set_max_level(float max_level)
+	{
+		this->max_level = max_level;
+		recalculate_pixmaps();
+	}
+
+	void set_ref_level(float ref_level_lufs)
+	{
+		this->ref_level_lufs = ref_level_lufs;
+	}
+
 private:
+	void resizeEvent(QResizeEvent *event) override;
 	void paintEvent(QPaintEvent *event) override;
+	void recalculate_pixmaps();
 
 	std::mutex level_mutex;
 	float level_lufs = -HUGE_VAL;
 	float range_low_lufs = -HUGE_VAL;
 	float range_high_lufs = -HUGE_VAL;
+	float min_level = -18.0f, max_level = 9.0f, ref_level_lufs = -23.0f;
+
+	QPixmap on_pixmap, off_pixmap;
 };
 
 #endif