Derrived Signals from SelectableItem

[pulseview.git] / pv / view / signal.h

diff --git a/pv/view/signal.h b/pv/view/signal.h
index c35f557dcd7ac66a9ed6b80a5f7e563d6957fe92..3a7a103df0ecbae171f6ad47ea67791ba8c48525 100644 (file)
--- a/pv/view/signal.h
+++ b/pv/view/signal.h
@@ -25,11 +25,16 @@
 
 #include <QColor>
 #include <QPainter>
+#include <QPen>
 #include <QRect>
 #include <QString>
 
 #include <stdint.h>
 
+#include <libsigrok/libsigrok.h>
+
+#include "selectableitem.h"
+
 namespace pv {
 
 namespace data {
@@ -38,14 +43,16 @@ class SignalData;
 
 namespace view {
 
-class Signal
+class Signal : public SelectableItem
 {
 private:
        static const int LabelHitPadding;
        static const int LabelHighlightRadius;
 
+       static const QPen SignalAxisPen;
+
 protected:
-       Signal(QString name);
+       Signal(const sr_probe *const probe);
 
 public:
        /**
@@ -124,6 +131,17 @@ public:
        bool pt_in_label_rect(int y, int left, int right,
                const QPoint &point);
 
+protected:
+
+       /**
+        * Paints a zero axis across the viewport.
+        * @param p the QPainter to paint into.
+        * @param y the y-offset of the axis.
+        * @param left the x-coordinate of the left edge of the view.
+        * @param right the x-coordinate of the right edge of the view.
+        */
+       void paint_axis(QPainter &p, int y, int left, int right);
+
 private:
 
        /**
@@ -142,6 +160,8 @@ private:
        QRectF get_label_rect(int y, int right);
 
 protected:
+       const sr_probe *const _probe;
+
        QString _name;
        QColor _colour;
        int _v_offset;