X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=lrameter.h;h=7a832dfcd2cc7d4336b239a5b6ffafa49c48b2e0;hb=9e47a2f661b9d292598ef0277e507458e3dad62f;hp=ec84b83cd71716c79788ad247e68f44f348d320b;hpb=0323944a99ea3c0e175f0f3d004fa42fecd02ece;p=nageru

diff --git a/lrameter.h b/lrameter.h
index ec84b83..7a832df 100644
--- a/lrameter.h
+++ b/lrameter.h
@@ -1,14 +1,18 @@
-// TODO: This isn't really an LRA meter right now (it ignores the range).
-
 #ifndef LRAMETER_H
 #define LRAMETER_H
 
+#include <math.h>
+#include <QPixmap>
+#include <QString>
 #include <QWidget>
-#include <QLabel>
-#include <QPaintEvent>
-
 #include <mutex>
 
+#include "vu_common.h"
+
+class QObject;
+class QPaintEvent;
+class QResizeEvent;
+
 class LRAMeter : public QWidget
 {
 	Q_OBJECT
@@ -21,16 +25,43 @@ public:
 		this->level_lufs = level_lufs;
 		this->range_low_lufs = range_low_lufs;
 		this->range_high_lufs = range_high_lufs;
-		update();
+		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