X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fview%2Fselectableitem.cpp;h=6331575a4016b7afcf529688e8a66b1342cdefff;hb=f0c0b38f812bfbb2bb1978d40e2ce93f1da3f89d;hp=3f4f6da92dbef767611c404c753210888b7247fe;hpb=5ed1adf555e0f0fb36d5b4b36f2be17745b5c8ae;p=pulseview.git

diff --git a/pv/view/selectableitem.cpp b/pv/view/selectableitem.cpp
index 3f4f6da9..6331575a 100644
--- a/pv/view/selectableitem.cpp
+++ b/pv/view/selectableitem.cpp
@@ -20,6 +20,8 @@
 
 #include "selectableitem.h"
 
+#include <climits>
+
 #include <QApplication>
 #include <QMenu>
 #include <QPalette>
@@ -31,7 +33,8 @@ const int SelectableItem::HighlightRadius = 6;
 
 SelectableItem::SelectableItem() :
 	_context_parent(NULL),
-	_selected(false)
+	_selected(false),
+	_drag_point(INT_MIN, INT_MIN)
 {
 }
 
@@ -45,6 +48,26 @@ void SelectableItem::select(bool select)
 	_selected = select;
 }
 
+bool SelectableItem::dragging() const
+{
+	return _drag_point.x() != INT_MIN && _drag_point.y() != INT_MIN;
+}
+
+QPoint SelectableItem::drag_point() const
+{
+	return _drag_point;
+}
+
+void SelectableItem::drag()
+{
+	_drag_point = point();
+}
+
+void SelectableItem::drag_release()
+{
+	_drag_point = QPoint(INT_MIN, INT_MIN);
+}
+
 QMenu* SelectableItem::create_context_menu(QWidget *parent)
 {
 	_context_parent = parent;