QmlDesigner: Add camera alignment buttons

Add a button to 3D edit view that aligns the selected cameras to the
view camera. Add another button that aligns the view camera to a
selected camera.

Task-number: QDS-4482
Change-Id: Ibe6ceaf498db10f45c8c351e3a108419d8d7a59b
Reviewed-by: Samuel Ghinet <samuel.ghinet@qt.io>
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>

src/plugins/qmldesigner/components/edit3d/edit3dactions.cpp

@@ -30,6 +30,9 @@
 #include <viewmanager.h>
 #include <nodeinstanceview.h>
 #include <qmldesignerplugin.h>
+#include <nodemetainfo.h>
+
+#include <utils/algorithm.h>
 
 #include <QDebug>
 
@@ -94,5 +97,21 @@ bool Edit3DAction::isEnabled(const SelectionContext &selectionContext) const
     return isVisible(selectionContext);
 }
 
+Edit3DCameraAction::Edit3DCameraAction(const QByteArray &menuId, View3DActionCommand::Type type,
+                                       const QString &description, const QKeySequence &key,
+                                       bool checkable, bool checked, const QIcon &iconOff,
+                                       const QIcon &iconOn,
+                                       SelectionContextOperation selectionAction)
+    : Edit3DAction(menuId, type, description, key, checkable, checked, iconOff, iconOn, selectionAction)
+{
+}
+
+bool Edit3DCameraAction::isEnabled(const SelectionContext &selectionContext) const
+{
+    return Utils::anyOf(selectionContext.selectedModelNodes(), [](const ModelNode &node) {
+        return node.isValid() && node.metaInfo().isSubclassOf("QQuick3D.Camera");
+    });
+}
+
 }