Save/restore view states and signal settings

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

diff --git a/pv/view/analogsignal.hpp b/pv/view/analogsignal.hpp
index 9c9c6db8aeffd04321799567935ecf3ba17417ec..1369a76cf24f2c7852cb27d7683cef103b26287e 100644 (file)
--- a/pv/view/analogsignal.hpp
+++ b/pv/view/analogsignal.hpp
@@ -32,6 +32,7 @@ namespace pv {
 namespace data {
 class Analog;
 class AnalogSegment;
+class SignalBase;
 }
 
 namespace view {
@@ -48,17 +49,19 @@ private:
 
        static const int MaximumVDivs;
        static const int MaxScaleIndex, MinScaleIndex;
+       static const int InfoTextMarginRight, InfoTextMarginBottom;
 
 public:
        AnalogSignal(pv::Session &session,
-               std::shared_ptr<sigrok::Channel> channel,
-               std::shared_ptr<pv::data::Analog> data);
+               std::shared_ptr<data::SignalBase> base);
 
        virtual ~AnalogSignal() = default;
 
        std::shared_ptr<pv::data::SignalData> data() const;
 
-       std::shared_ptr<pv::data::Analog> analog_data() const;
+       virtual void save_settings(QSettings &settings) const;
+
+       virtual void restore_settings(QSettings &settings);
 
        /**
         * Computes the vertical extents of the contents of this row item.
@@ -96,6 +99,13 @@ public:
         */
        void paint_mid(QPainter &p, const ViewItemPaintParams &pp);
 
+       /**
+        * Paints the foreground layer of the item with a QPainter
+        * @param p the QPainter to paint into.
+        * @param pp the painting parameters object to paint with.
+        */
+       void paint_fore(QPainter &p, const ViewItemPaintParams &pp);
+
 private:
        void paint_grid(QPainter &p, int y, int left, int right);
 
@@ -125,8 +135,6 @@ private Q_SLOTS:
        void on_resolution_changed(int index);
 
 private:
-       std::shared_ptr<pv::data::Analog> data_;
-
        QComboBox *resolution_cb_;
 
        float scale_;