X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fview%2Ftrace.hpp;h=acaa341adbadd55f477e32d1f3e01d9cd4c662f6;hb=0c2389230c90d8bf34b601c625bcf655b24e8f52;hp=8c99191790e6aa7e6c783a0c0b5d9a95f678c19d;hpb=af503b104d890a357c736c678bb00296d889c090;p=pulseview.git

diff --git a/pv/view/trace.hpp b/pv/view/trace.hpp
index 8c99191..acaa341 100644
--- a/pv/view/trace.hpp
+++ b/pv/view/trace.hpp
@@ -49,6 +49,9 @@ private:
 	static const QPen AxisPen;
 	static const int LabelHitPadding;
 
+	static const QColor BrightBGColour;
+	static const QColor DarkBGColour;
+
 protected:
 	Trace(QString name);
 
@@ -73,12 +76,22 @@ public:
 	 */
 	void set_colour(QColor colour);
 
+	/**
+	 * Enables or disables the coloured background for this trace.
+	 */
+	void set_coloured_bg(bool state);
+
+	/**
+	 * Returns true if the item may be dragged/moved.
+	 */
+	bool is_draggable() const;
+
 	/**
 	 * Computes the outline rectangle of the viewport hit-box.
 	 * @param rect the rectangle of the viewport area.
 	 * @return Returns the rectangle of the hit-box.
 	 */
-	QRectF hit_box_rect(const QRectF &rect) const;
+	QRectF hit_box_rect(const ViewItemPaintParams &pp) const;
 
 	/**
 	 * Paints the signal label.
@@ -100,6 +113,13 @@ public:
 	QRectF label_rect(const QRectF &rect) const;
 
 protected:
+	/**
+	 * 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.
+	 */
+	virtual void paint_back(QPainter &p, const ViewItemPaintParams &pp);
+
 	/**
 	 * Paints a zero axis across the viewport.
 	 * @param p the QPainter to paint into.
@@ -123,7 +143,8 @@ private Q_SLOTS:
 
 protected:
 	QString name_;
-	QColor colour_;
+	QColor colour_, bgcolour_;
+	bool coloured_bg_, coloured_bg_state_;
 
 private:
 	pv::widgets::Popup *popup_;