comparison document/Document.h @ 201:de783e8ee5f0

* Hoist alignment model set/query up to Model, so any models can be aligned
* Add Model::aboutToDelete and aboutToBeDeleted for management of models that
  are contained by or referred to by other models instead of only the document

      * only method used to delete layers -- doing so directly is a bit
      * of a social gaffe.
      */
     void deleteLayer(Layer *, bool force = false);
 
+    /**
+     * If model is suitable for alignment, align it against the main
+     * model and store the alignment in the model.
+     */
+    void alignModel(Model *);
+
+    /**
+     * Realign all models if the main model has changed.  Is this wise?
+     */
+    void alignModels();
+
     /*
      * Every model that is in use by a layer in the document must be
      * found in either m_mainModel or m_models.  We own and control
      * the lifespan of all of these models.
      */