Moved popup text changed handler into base class, and made "Name" translatable

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

diff --git a/pv/view/trace.h b/pv/view/trace.h
index 61433e9c31388afb7cfe0ae2310ae76d0e97add1..462e8094048830439690f8214b68857711e53a04 100644 (file)
--- a/pv/view/trace.h
+++ b/pv/view/trace.h
@@ -23,6 +23,7 @@
 
 #include <QColor>
 #include <QPainter>
+#include <QPen>
 #include <QRect>
 #include <QString>
 
@@ -36,11 +37,14 @@ class SigSession;
 
 namespace view {
 
+class View;
+
 class Trace : public SelectableItem
 {
        Q_OBJECT
 
 private:
+       static const QPen AxisPen;
        static const int LabelHitPadding;
 
 protected:
@@ -82,41 +86,79 @@ public:
         */
        virtual bool enabled() const = 0;
 
+       virtual void set_view(pv::view::View *view);
+
+       /**
+        * Paints the background layer of the trace with a QPainter
+        * @param p the QPainter to paint into.
+        * @param left the x-coordinate of the left edge of the signal
+        * @param right the x-coordinate of the right edge of the signal
+        **/
+       virtual void paint_back(QPainter &p, int left, int right);
+
        /**
-        * Paints the trace with a QPainter
+        * Paints the mid-layer of the trace with a QPainter
         * @param p the QPainter to paint into.
-        * @param y the y-coordinate to draw the signal at
         * @param left the x-coordinate of the left edge of the signal
         * @param right the x-coordinate of the right edge of the signal
-        * @param scale the scale in seconds per pixel.
-        * @param offset the time to show at the left hand edge of
-        *   the view in seconds.
         **/
-       virtual void paint(QPainter &p, int y, int left, int right,
-               double scale, double offset) = 0;
+       virtual void paint_mid(QPainter &p, int left, int right);
+
+       /**
+        * Paints the foreground layer of the trace with a QPainter
+        * @param p the QPainter to paint into.
+        * @param left the x-coordinate of the left edge of the signal
+        * @param right the x-coordinate of the right edge of the signal
+        **/
+       virtual void paint_fore(QPainter &p, int left, int right);
 
        /**
         * Paints the signal label into a QGLWidget.
         * @param p the QPainter to paint into.
-        * @param y the y-coordinate of the signal.
         * @param right the x-coordinate of the right edge of the header
         *      area.
         * @param hover true if the label is being hovered over by the mouse.
         */
-       virtual void paint_label(QPainter &p, int y, int right,
-               bool hover);
+       virtual void paint_label(QPainter &p, int right, bool hover);
 
        /**
         * Determines if a point is in the header label rect.
-        * @param y the y-coordinate of the signal.
         * @param left the x-coordinate of the left edge of the header
         *      area.
         * @param right the x-coordinate of the right edge of the header
         *      area.
         * @param point the point to test.
         */
-       bool pt_in_label_rect(int y, int left, int right,
-               const QPoint &point);
+       bool pt_in_label_rect(int left, int right, const QPoint &point);
+
+       virtual QMenu* create_context_menu(QWidget *parent);
+
+       pv::widgets::Popup* create_popup(QWidget *parent);
+
+       /**
+        * Gets the y-offset of the axis.
+        */
+       int get_y() const;
+
+protected:
+       /**
+        * Gets the text colour.
+        * @remarks This colour is computed by comparing the lightness
+        * of the trace colour against a threshold to determine whether
+        * white or black would be more visible.
+        */
+       QColor get_text_colour() const;
+
+       /**
+        * 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);
+
+       virtual void populate_popup_form(QWidget *parent, QFormLayout *form);
 
 private:
 
@@ -128,18 +170,25 @@ private:
        /**
         * Computes the outline rectangle of a label.
         * @param p the QPainter to lay out text with.
-        * @param y the y-coordinate of the signal.
         * @param right the x-coordinate of the right edge of the header
         *      area.
         * @return Returns the rectangle of the signal label.
         */
-       QRectF get_label_rect(int y, int right);
+       QRectF get_label_rect(int right);
+
+private slots:
+       void on_action_set_name_triggered();
+
+       void on_action_set_colour_triggered();
+
+       void on_text_changed(const QString &text);
 
 signals:
        void text_changed();    
 
 protected:
        pv::SigSession &_session;
+       pv::view::View *_view;
 
        QString _name;
        QColor _colour;