From fbd51918ff9c9fb2eef2a494263b3cfb28326c03 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Fri, 17 Jan 2020 23:00:26 +0100
Subject: [PATCH] Gui: [skip ci] add method to get bounding boxes of the fixed
 and movable groups of manual alignment

---
 src/Gui/ManualAlignment.cpp | 25 +++++++++++++++++++++++++
 src/Gui/ManualAlignment.h   |  6 ++++++
 2 files changed, 31 insertions(+)

diff --git a/src/Gui/ManualAlignment.cpp b/src/Gui/ManualAlignment.cpp
index 71f5546b3c..ccb0f2d8c2 100644
--- a/src/Gui/ManualAlignment.cpp
+++ b/src/Gui/ManualAlignment.cpp
@@ -244,6 +244,21 @@ int AlignmentGroup::count() const
     return this->_views.size();
 }
 
+Base::BoundBox3d AlignmentGroup::getBoundingBox() const
+{
+    Base::BoundBox3d box;
+    std::vector<Gui::ViewProviderDocumentObject*>::const_iterator it;
+    for (it = this->_views.begin(); it != this->_views.end(); ++it) {
+        if ((*it)->isDerivedFrom(Gui::ViewProviderGeometryObject::getClassTypeId())) {
+            App::GeoFeature* geo = static_cast<App::GeoFeature*>((*it)->getObject());
+            const App::PropertyComplexGeoData* prop = geo->getPropertyOfGeometry();
+            if (prop)
+                box.Add(prop->getBoundingBox());
+        }
+    }
+    return box;
+}
+
 // ------------------------------------------------------------------
 
 MovableGroup::MovableGroup()
@@ -334,6 +349,16 @@ const MovableGroup& MovableGroupModel::getGroup(int i) const
     return this->_groups[i];
 }
 
+Base::BoundBox3d MovableGroupModel::getBoundingBox() const
+{
+    Base::BoundBox3d box;
+    std::vector<MovableGroup>::const_iterator it;
+    for (it = this->_groups.begin(); it != this->_groups.end(); ++it) {
+        box.Add(it->getBoundingBox());
+    }
+    return box;
+}
+
 // ------------------------------------------------------------------
 
 namespace Gui {
diff --git a/src/Gui/ManualAlignment.h b/src/Gui/ManualAlignment.h
index 6899886341..522f593029 100644
--- a/src/Gui/ManualAlignment.h
+++ b/src/Gui/ManualAlignment.h
@@ -25,6 +25,7 @@
 #define GUI_MANUALALIGNMENT_H
 
 #include <QPointer>
+#include <Base/BoundBox.h>
 #include <Base/Placement.h>
 #include <Base/Vector3D.h>
 #include <Gui/Application.h>
@@ -123,6 +124,10 @@ public:
      * Return the number of added views.
      */
     int count() const;
+    /**
+     * Get the overall bounding box of all views.
+     */
+    Base::BoundBox3d getBoundingBox() const;
 
 protected:
     std::vector<PickedPoint> _pickedPoints;
@@ -170,6 +175,7 @@ public:
     bool isEmpty() const;
     int count() const;
     const MovableGroup& getGroup(int i) const;
+    Base::BoundBox3d getBoundingBox() const;
 
 protected:
     void removeActiveGroup();