add a menu item for using the Clone original LPE efficiently.

(bzr r10889)

5 files changed, 65 insertions, 0 deletions

diff --git a/src/menus-skeleton.h b/src/menus-skeleton.h
index dccd17c59..405385781 100644
--- a/src/menus-skeleton.h
+++ b/src/menus-skeleton.h
@@ -72,6 +72,7 @@ static char const menus_skeleton[] =
 "           <verb verb-id=\"EditUnlinkClone\" />\n"
 "           <verb verb-id=\"EditRelinkClone\" />\n"
 "           <verb verb-id=\"EditCloneSelectOriginal\" />\n"
+"           <verb verb-id=\"EditCloneOriginalPathLPE\" />\n"
 "       </submenu>\n"
 "       <verb verb-id=\"SelectionCreateBitmap\" />\n"
 "       <separator/>\n"
diff --git a/src/selection-chemistry.cpp b/src/selection-chemistry.cpp
index f7160cea8..97bc5a39f 100644
--- a/src/selection-chemistry.cpp
+++ b/src/selection-chemistry.cpp
@@ -2271,6 +2271,63 @@ sp_select_clone_original(SPDesktop *desktop)
     }
 }
 
+/**
+* This creates a new path, applies the Original Path LPE, and has it refer to the selection.
+*/
+void sp_selection_clone_original_path_lpe(SPDesktop *desktop)
+{
+    if (desktop == NULL) {
+        return;
+    }
+
+    Inkscape::Selection *selection = sp_desktop_selection(desktop);
+    SPItem *item = selection->singleItem();
+    if (g_slist_length((GSList *) selection->itemList()) != 1 || !item) {
+        desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>one</b> path to clone."));
+        return;
+    }
+    if ( !(SP_IS_SHAPE(item) || SP_IS_TEXT(item)) ) {
+        desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select one <b>path</b> to clone."));
+        return;
+    }
+
+    Inkscape::XML::Document *xml_doc = desktop->doc()->getReprDoc();
+    Inkscape::XML::Node *parent = item->getRepr()->parent();
+
+    // create the LPE
+    Inkscape::XML::Node *lpe_repr = xml_doc->createElement("inkscape:path-effect");
+    {
+        lpe_repr->setAttribute("effect", "clone_original");
+        gchar *href = g_strdup_printf("#%s", item->getRepr()->attribute("id"));
+        lpe_repr->setAttribute("linkedpath", href);
+        g_free(href);
+        desktop->doc()->getDefs()->getRepr()->addChild(lpe_repr, NULL); // adds to <defs> and assigns the 'id' attribute
+    }
+    const gchar * lpe_id = lpe_repr->attribute("id");
+    Inkscape::GC::release(lpe_repr);
+
+    // create the new path
+    Inkscape::XML::Node *clone = xml_doc->createElement("svg:path");
+    {
+        clone->setAttribute("d", "M 0 0", false);
+        // add the new clone to the top of the original's parent
+        parent->appendChild(clone);
+        SPObject *clone_obj = desktop->doc()->getObjectById(clone->attribute("id"));
+        if (SP_IS_LPE_ITEM(clone_obj)) {
+            gchar *href = g_strdup_printf("#%s", lpe_id);
+            sp_lpe_item_add_path_effect( SP_LPE_ITEM(clone_obj), href, false );
+            g_free(href);
+        }
+    }
+
+    DocumentUndo::done(sp_desktop_document(desktop), SP_VERB_EDIT_CLONE_ORIGINAL_PATH_LPE,
+                       _("Clone original path"));
+
+    // select the new object:
+    selection->set(clone);
+
+    Inkscape::GC::release(clone);
+}
 
 void sp_selection_to_marker(SPDesktop *desktop, bool apply)
 {
diff --git a/src/selection-chemistry.h b/src/selection-chemistry.h
index 1c193fc93..1b09d98c9 100644
--- a/src/selection-chemistry.h
+++ b/src/selection-chemistry.h
@@ -57,6 +57,7 @@ void sp_selection_clone(SPDesktop *desktop);
 void sp_selection_unlink(SPDesktop *desktop);
 void sp_selection_relink(SPDesktop *desktop);
 void sp_select_clone_original(SPDesktop *desktop);
+void sp_selection_clone_original_path_lpe(SPDesktop *desktop);
 
 void sp_selection_to_marker(SPDesktop *desktop, bool apply = true);
 void sp_selection_to_guides(SPDesktop *desktop);
diff --git a/src/verbs.cpp b/src/verbs.cpp
index c3a2f0897..39ecd957e 100644
--- a/src/verbs.cpp
+++ b/src/verbs.cpp
@@ -939,6 +939,9 @@ void EditVerb::perform(SPAction *action, void *data)
         case SP_VERB_EDIT_CLONE_SELECT_ORIGINAL:
             sp_select_clone_original(dt);
             break;
+        case SP_VERB_EDIT_CLONE_ORIGINAL_PATH_LPE:
+            sp_selection_clone_original_path_lpe(dt);
+            break;
         case SP_VERB_EDIT_SELECTION_2_MARKER:
             sp_selection_to_marker(dt);
             break;
@@ -2248,6 +2251,8 @@ Verb *Verb::_base_verbs[] = {
                  N_("Relink the selected clones to the object currently on the clipboard"), NULL),
     new EditVerb(SP_VERB_EDIT_CLONE_SELECT_ORIGINAL, "EditCloneSelectOriginal", N_("Select _Original"),
                  N_("Select the object to which the selected clone is linked"), INKSCAPE_ICON("edit-select-original")),
+    new EditVerb(SP_VERB_EDIT_CLONE_ORIGINAL_PATH_LPE, "EditCloneOriginalPathLPE", N_("Clone original path (LPE)"),
+                 N_("Creates a new path, applies the Clone original LPE, and refers it to the selected path"), NULL),
     new EditVerb(SP_VERB_EDIT_SELECTION_2_MARKER, "ObjectsToMarker", N_("Objects to _Marker"),
                  N_("Convert selection to a line marker"), NULL),
     new EditVerb(SP_VERB_EDIT_SELECTION_2_GUIDES, "ObjectsToGuides", N_("Objects to Gu_ides"),
diff --git a/src/verbs.h b/src/verbs.h
index d2b0acd41..79390941d 100644
--- a/src/verbs.h
+++ b/src/verbs.h
@@ -80,6 +80,7 @@ enum {
     SP_VERB_EDIT_UNLINK_CLONE,
     SP_VERB_EDIT_RELINK_CLONE,
     SP_VERB_EDIT_CLONE_SELECT_ORIGINAL,
+    SP_VERB_EDIT_CLONE_ORIGINAL_PATH_LPE,
     SP_VERB_EDIT_SELECTION_2_MARKER,
     SP_VERB_EDIT_SELECTION_2_GUIDES,
     SP_VERB_EDIT_TILE,