Add selection profile switch.

Tab key press switch the profile of selection, this makes the item more easy to be selected on the other profile and then switch to this profile to edit, while the item is very hard to be selected in this profile.

src/skeletongraphicswidget.cpp

@@ -1096,6 +1096,10 @@ bool SkeletonGraphicsWidget::keyPress(QKeyEvent *event)
             scaleSelected(1);
             emit groupOperationAdded();
         }
+    } else if (event->key() == Qt::Key_Tab) {
+        if (SkeletonDocumentEditMode::Select == m_document->editMode && hasSelection()) {
+            switchProfileOnRangeSelection();
+        }
     }
     return false;
 }
@@ -1661,3 +1665,35 @@ void SkeletonGraphicsWidget::hoverPart(QUuid partId)
     if (!m_lastCheckedPart.isNull())
         emit partChecked(m_lastCheckedPart);
 }
+
+void SkeletonGraphicsWidget::switchProfileOnRangeSelection()
+{
+    auto copiedSet = m_rangeSelectionSet;
+    for (const auto &item: copiedSet) {
+        if (item->data(0) == "node") {
+            SkeletonGraphicsNodeItem *nodeItem = (SkeletonGraphicsNodeItem *)item;
+            const auto &find = nodeItemMap.find(nodeItem->id());
+            if (find == nodeItemMap.end()) {
+                qDebug() << "Node item map key not found:" << nodeItem->id();
+                return;
+            }
+            checkSkeletonItem(nodeItem, false);
+            m_rangeSelectionSet.erase(nodeItem);
+            SkeletonGraphicsNodeItem *altNodeItem = nodeItem == find->second.first ? find->second.second : find->second.first;
+            if (checkSkeletonItem(altNodeItem, true))
+                m_rangeSelectionSet.insert(altNodeItem);
+        } else if (item->data(0) == "edge") {
+            SkeletonGraphicsEdgeItem *edgeItem = (SkeletonGraphicsEdgeItem *)item;
+            const auto &find = edgeItemMap.find(edgeItem->id());
+            if (find == edgeItemMap.end()) {
+                qDebug() << "Edge item map key not found:" << edgeItem->id();
+                return;
+            }
+            checkSkeletonItem(edgeItem, false);
+            m_rangeSelectionSet.erase(edgeItem);
+            SkeletonGraphicsEdgeItem *altEdgeItem = edgeItem == find->second.first ? find->second.second : find->second.first;
+            if (checkSkeletonItem(altEdgeItem, true))
+                m_rangeSelectionSet.insert(altEdgeItem);
+        }
+    }
+}

src/skeletongraphicswidget.h

@@ -436,6 +436,7 @@ private slots:
     void addItemToRangeSelection(QGraphicsItem *item);
     void removeItemFromRangeSelection(QGraphicsItem *item);
     void hoverPart(QUuid partId);
+    void switchProfileOnRangeSelection();
 private: //need initalize
     const SkeletonDocument *m_document;
     QGraphicsPixmapItem *m_backgroundItem;