Add a pointer to the current View inside Trace

[pulseview.git] / pv / view / analogsignal.cpp

diff --git a/pv/view/analogsignal.cpp b/pv/view/analogsignal.cpp
index 6aeef98a57aa14f474e7b7d0fdcacbae8158a07a..681386ff6b91f9c69e4f1a84f350b08675551b43 100644 (file)
--- a/pv/view/analogsignal.cpp
+++ b/pv/view/analogsignal.cpp
@@ -25,6 +25,7 @@
 #include "analogsignal.h"
 #include "pv/data/analog.h"
 #include "pv/data/analogsnapshot.h"
+#include "pv/view/view.h"
 
 using namespace boost;
 using namespace std;
@@ -66,13 +67,19 @@ void AnalogSignal::set_scale(float scale)
        _scale = scale;
 }
 
-void AnalogSignal::paint(QPainter &p, int y, int left, int right, double scale,
-       double offset)
+void AnalogSignal::paint(QPainter &p, int left, int right)
 {
-       assert(scale > 0);
        assert(_data);
        assert(right >= left);
 
+       assert(_view);
+       const int y = _v_offset - _view->v_offset();
+
+       const double scale = _view->scale();
+       assert(scale > 0);
+
+       const double offset = _view->offset();
+
        if (!_probe->enabled)
                return;