WIP Undo / Redo : serialization / deserialization of object selection.

1 files changed, 18 insertions, 0 deletions

diff --git a/src/slic3r/GUI/Selection.cpp b/src/slic3r/GUI/Selection.cpp
index 0784b70ff..2986d97dd 100644
--- a/src/slic3r/GUI/Selection.cpp
+++ b/src/slic3r/GUI/Selection.cpp
@@ -311,6 +311,24 @@ void Selection::add_all()
     this->set_bounding_boxes_dirty();
 }
 
+void Selection::set_deserialized(EMode mode, const std::vector<std::pair<ObjectID, ObjectID>> &volumes_and_instances)
+{
+    if (! m_valid)
+        return;
+
+	m_mode = mode;
+    for (unsigned int i : m_list)
+        (*m_volumes)[i]->selected = false;
+    m_list.clear();
+    for (unsigned int i = 0; i < (unsigned int)m_volumes->size(); ++ i) {
+    	const GLVolume::CompositeID &id = (*m_volumes)[i]->composite_id;
+		if (std::binary_search(volumes_and_instances.begin(), volumes_and_instances.end(), std::make_pair<ObjectID, ObjectID>(id.volume_id, id.instance_id)))
+			this->do_add_volume(i);
+    }
+    update_type();
+    this->set_bounding_boxes_dirty();
+}
+
 void Selection::clear()
 {
     if (!m_valid)