From: Joel Holdsworth <redacted>
Date: Tue, 1 Sep 2015 02:19:43 +0000 (-0600)
Subject: ViewItem: Added a default label_rect implementation
X-Git-Tag: pulseview-0.3.0~75
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=3cd51b5034d4d3086f1ffe829fa59772fd124152;p=pulseview.git

ViewItem: Added a default label_rect implementation
---

diff --git a/pv/view/viewitem.cpp b/pv/view/viewitem.cpp
index 0c61578c..6ad6f6b6 100644
--- a/pv/view/viewitem.cpp
+++ b/pv/view/viewitem.cpp
@@ -64,6 +64,12 @@ void ViewItem::drag_release()
 	drag_point_ = QPoint(INT_MIN, INT_MIN);
 }
 
+QRectF ViewItem::label_rect(const QRectF &rect) const
+{
+	(void)rect;
+	return QRectF();
+}
+
 QRectF ViewItem::hit_box_rect(const QRectF &rect) const
 {
 	(void)rect;
diff --git a/pv/view/viewitem.hpp b/pv/view/viewitem.hpp
index ac404cea..32b9f995 100644
--- a/pv/view/viewitem.hpp
+++ b/pv/view/viewitem.hpp
@@ -99,8 +99,9 @@ public:
 	 * Computes the outline rectangle of a label.
 	 * @param rect the rectangle of the header area.
 	 * @return Returns the rectangle of the signal label.
+	 * @remarks The default implementation returns an empty rectangle.
 	 */
-	virtual QRectF label_rect(const QRectF &rect) const = 0;
+	virtual QRectF label_rect(const QRectF &rect) const;
 
 	/**
 	 * Computes the outline rectangle of the viewport hit-box.