# HG changeset patch
# User Chris Cannam
# Date 1193932921 0
# Node ID a8bb5b2aca4c9b392912e8b1f573c3cfb9705eb0
# Parent  73f682a551dca7738377414b03312ba6931b58f2
* Fix availability of alignment button and relative align/solo button state

diff -r 73f682a551dc -r a8bb5b2aca4c framework/Document.cpp
--- a/framework/Document.cpp	Thu Nov 01 10:45:28 2007 +0000
+++ b/framework/Document.cpp	Thu Nov 01 16:02:01 2007 +0000
@@ -670,6 +670,14 @@
     return models;
 }
 
+bool
+Document::canAlign() const
+{
+    TransformId id = "vamp:match-vamp-plugin:match:path";
+    TransformFactory *factory = TransformFactory::getInstance();
+    return factory->haveTransform(id);
+}
+
 void
 Document::alignModel(Model *model)
 {
diff -r 73f682a551dc -r a8bb5b2aca4c framework/Document.h
--- a/framework/Document.h	Thu Nov 01 10:45:28 2007 +0000
+++ b/framework/Document.h	Thu Nov 01 16:02:01 2007 +0000
@@ -190,6 +190,12 @@
     void removeLayerFromView(View *, Layer *);
 
     /**
+     * Return true if alignment is supported (i.e. if the necessary
+     * plugin is found).
+     */
+    bool canAlign() const;
+
+    /**
      * Specify whether models added via addImportedModel should be
      * automatically aligned against the main model if appropriate.
      */