1 files changed, 5 insertions, 8 deletions
diff --git a/src/canvastoolthreshold.h b/src/canvastoolthreshold.h
index 936bf68..8847ecb 100644
--- a/src/canvastoolthreshold.h
+++ b/src/canvastoolthreshold.h
@@ -30,16 +30,15 @@
 
 #include <QColor>
 
-#include "canvas.h"
-
-class Instrument;
+class Canvas;
 
 class CanvasToolThreshold
 	: public CanvasTool
 {
 	Q_OBJECT
 public:
-	CanvasToolThreshold(Canvas* canvas, Instrument& instrument);
+	CanvasToolThreshold(Canvas& canvas, double default_value,
+	                    QColor color, QColor moving_color);
 
 	QString name() { return tr("Threshold"); }
 	bool mouseMoveEvent(QMouseEvent* event);
@@ -52,13 +51,11 @@ signals:
 	void thresholdChanging(double threshold);
 
 private:
-	float threshold;
+	double threshold;
 	bool threshold_is_moving;
 
-	Canvas* canvas;
+	Canvas& canvas;
 
 	QColor colThreshold;
 	QColor colThresholdMoving;
-
-	Instrument& instrument;
 };