X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fviewitem.hpp;h=3e6801fe3186dffe74c10263f27b4192e95ef871;hp=6a78b1afb583eb1c20256f936e4d0a159fd093ef;hb=49028d6c2d8aaf61b528e2dfb7ad3fe1ccb7169e;hpb=26e3af6b15f083239981729b2c3c109ed1d87ba8

diff --git a/pv/view/viewitem.hpp b/pv/view/viewitem.hpp
index 6a78b1af..3e6801fe 100644
--- a/pv/view/viewitem.hpp
+++ b/pv/view/viewitem.hpp
@@ -25,6 +25,8 @@
 
 #include <QPen>
 
+#include "viewitempaintparams.hpp"
+
 class QAction;
 class QMenu;
 class QWidget;
@@ -41,7 +43,7 @@ class ViewItem : public QObject
 {
 	Q_OBJECT
 
-private:
+public:
 	static const int HighlightRadius;
 
 public:
@@ -95,6 +97,35 @@ public:
 	 */
 	virtual QRectF label_rect(const QRectF &rect) const = 0;
 
+	/**
+	 * Paints the signal label.
+	 * @param p the QPainter to paint into.
+	 * @param rect the rectangle of the header area.
+	 * @param hover true if the label is being hovered over by the mouse.
+	 */
+	virtual void paint_label(QPainter &p, const QRect &rect, bool hover) = 0;
+
+	/**
+	 * Paints the background layer of the item 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 the mid-layer of the item with a QPainter
+	 * @param p the QPainter to paint into.
+	 * @param pp the painting parameters object to paint with.
+	 **/
+	virtual 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.
+	 **/
+	virtual void paint_fore(QPainter &p, const ViewItemPaintParams &pp);
+
 public:
 	/**
 	 * Gets the text colour.