DecodeTrace: Replace magic number by proper calculation

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

diff --git a/pv/view/logicsignal.hpp b/pv/view/logicsignal.hpp
index 0705613eb3b9252de57eb566d59505cba297ff1c..fc0dcabb26c15233eb4cce4f7b88fd2995f4045a 100644 (file)
--- a/pv/view/logicsignal.hpp
+++ b/pv/view/logicsignal.hpp
@@ -51,9 +51,6 @@ class LogicSignal : public Signal
        Q_OBJECT
 
 private:
-       static const int SignalHeight;
-       static const int SignalMargin;
-
        static const float Oversampling;
 
        static const QColor EdgeColour;
@@ -72,7 +69,7 @@ public:
                std::shared_ptr<sigrok::Channel> channel,
                std::shared_ptr<pv::data::Logic> data);
 
-       virtual ~LogicSignal();
+       virtual ~LogicSignal() = default;
 
        std::shared_ptr<pv::data::SignalData> data() const;
 
@@ -87,24 +84,28 @@ public:
        std::pair<int, int> v_extents() const;
 
        /**
-        * Paints the background layer of the signal with a QPainter
-        * @param p the QPainter to paint into.
-        * @param pp the painting parameters object to paint with..
-        **/
-       void paint_back(QPainter &p, const ViewItemPaintParams &pp);
+        * Returns the offset to show the drag handle.
+        */
+       int scale_handle_offset() const;
+
+       /**
+        * Handles the scale handle being dragged to an offset.
+        * @param offset the offset the scale handle was dragged to.
+        */
+       void scale_handle_dragged(int offset);
 
        /**
         * Paints the mid-layer of the signal with a QPainter
         * @param p the QPainter to paint into.
         * @param pp the painting parameters object to paint with..
-        **/
+        */
        void paint_mid(QPainter &p, const ViewItemPaintParams &pp);
 
        /**
         * Paints the foreground layer of the signal with a QPainter
         * @param p the QPainter to paint into.
         * @param pp the painting parameters object to paint with.
-        **/
+        */
        virtual void paint_fore(QPainter &p, const ViewItemPaintParams &pp);
 
 private:
@@ -117,7 +118,7 @@ private:
 
        const std::vector<int32_t> get_trigger_types() const;
        QAction* action_from_trigger_type(
-               const sigrok::TriggerMatchType *match);
+               const sigrok::TriggerMatchType *type);
        const sigrok::TriggerMatchType* trigger_type_from_action(
                QAction *action);
        void populate_popup_form(QWidget *parent, QFormLayout *form);
@@ -130,6 +131,8 @@ private Q_SLOTS:
        void on_trigger();
 
 private:
+       int signal_height_;
+
        std::shared_ptr<pv::devices::Device> device_;
        std::shared_ptr<pv::data::Logic> data_;