Added some consts.

(bzr r12729)

1 files changed, 18 insertions, 5 deletions

diff --git a/src/sp-tref.cpp b/src/sp-tref.cpp
index 1c0481547..edbb9faa7 100644
--- a/src/sp-tref.cpp
+++ b/src/sp-tref.cpp
@@ -206,7 +206,7 @@ Inkscape::XML::Node* SPTRef::write(Inkscape::XML::Document *xml_doc, Inkscape::X
     return repr;
 }
 
-Geom::OptRect SPTRef::bbox(Geom::Affine const &transform, SPItem::BBoxType type) {
+Geom::OptRect SPTRef::bbox(Geom::Affine const &transform, SPItem::BBoxType type) const {
     Geom::OptRect bbox;
     // find out the ancestor text which holds our layout
     SPObject const *parent_text = this;
@@ -233,14 +233,14 @@ Geom::OptRect SPTRef::bbox(Geom::Affine const &transform, SPItem::BBoxType type)
     return bbox;
 }
 
-const char* SPTRef::displayName() {
+const char* SPTRef::displayName() const {
     return _("Cloned Character Data");
 }
 
-gchar* SPTRef::description() {
-    SPObject *referred = this->getObjectReferredTo();
+gchar* SPTRef::description() const {
+    SPObject const *referred = this->getObjectReferredTo();
 
-    if (this->getObjectReferredTo()) {
+    if (referred) {
 	char *child_desc;
 
 	if (SP_IS_ITEM(referred)) {
@@ -313,6 +313,19 @@ SPObject * SPTRef::getObjectReferredTo(void)
     return referredObject;
 }
 
+/**
+ * Return the object referred to via the URI reference
+ */
+SPObject const *SPTRef::getObjectReferredTo() const {
+    SPObject *referredObject = NULL;
+
+    if (uriOriginalRef) {
+        referredObject = uriOriginalRef->getObject();
+    }
+
+    return referredObject;
+}
+
 
 /**
  * Returns true when the given tref is allowed to refer to a particular object