Adding some no-color to drag-n-drop

(bzr r7402)

1 files changed, 65 insertions, 1 deletions

diff --git a/src/interface.cpp b/src/interface.cpp
index 77c1e36b7..e7a3d6f28 100644
--- a/src/interface.cpp
+++ b/src/interface.cpp
@@ -76,7 +76,8 @@ typedef enum {
     JPEG_DATA,
     IMAGE_DATA,
     APP_X_INKY_COLOR,
-    APP_X_COLOR
+    APP_X_COLOR,
+    APP_X_NOCOLOR
 } ui_drop_target_info;
 
 static GtkTargetEntry ui_drop_target_entries [] = {
@@ -88,6 +89,7 @@ static GtkTargetEntry ui_drop_target_entries [] = {
 #if ENABLE_MAGIC_COLORS
     {(gchar *)"application/x-inkscape-color", 0, APP_X_INKY_COLOR},
 #endif // ENABLE_MAGIC_COLORS
+    {(gchar *)"application/x-inkscape-nocolor",          0, APP_X_NOCOLOR     },
     {(gchar *)"application/x-color",          0, APP_X_COLOR     }
 };
 
@@ -1233,6 +1235,68 @@ sp_ui_drag_data_received(GtkWidget *widget,
         }
         break;
 
+        case APP_X_NOCOLOR:
+        {
+            gchar* c = g_strdup("none"); // temp
+            int destX = 0;
+            int destY = 0;
+            gtk_widget_translate_coordinates( widget, &(desktop->canvas->widget), x, y, &destX, &destY );
+            Geom::Point where( sp_canvas_window_to_world( desktop->canvas, Geom::Point( destX, destY ) ) );
+            Geom::Point const button_dt(desktop->w2d(where));
+            Geom::Point const button_doc(desktop->dt2doc(button_dt));
+
+            SPItem *item = desktop->item_at_point( where, true );
+
+            bool consumed = false;
+            if (desktop->event_context && desktop->event_context->get_drag()) {
+                consumed = desktop->event_context->get_drag()->dropColor(item, c, button_dt);
+                if (consumed) {
+                    sp_document_done( doc , SP_VERB_NONE, _("Drop color on gradient"));
+                    desktop->event_context->get_drag()->updateDraggers();
+                }
+            }
+
+            if (!consumed && item) {
+                bool fillnotstroke = (drag_context->action != GDK_ACTION_MOVE);
+                if (fillnotstroke &&
+                    (SP_IS_SHAPE(item) || SP_IS_TEXT(item) || SP_IS_FLOWTEXT(item))) {
+                    Path *livarot_path = Path_for_item(item, true, true);
+                    livarot_path->ConvertWithBackData(0.04);
+
+                    boost::optional<Path::cut_position> position = get_nearest_position_on_Path(livarot_path, button_doc);
+                    if (position) {
+                        Geom::Point nearest = get_point_on_Path(livarot_path, position->piece, position->t);
+                        Geom::Point delta = nearest - button_doc;
+                        Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+                        delta = desktop->d2w(delta);
+                        double stroke_tolerance =
+                            ( !SP_OBJECT_STYLE(item)->stroke.isNone() ?
+                              desktop->current_zoom() *
+                              SP_OBJECT_STYLE (item)->stroke_width.computed *
+                              to_2geom(sp_item_i2d_affine(item)).descrim() * 0.5
+                              : 0.0)
+                            + prefs->getIntLimited("/options/dragtolerance/value", 0, 0, 100);
+
+                        if (Geom::L2 (delta) < stroke_tolerance) {
+                            fillnotstroke = false;
+                        }
+                    }
+                    delete livarot_path;
+                }
+
+                SPCSSAttr *css = sp_repr_css_attr_new();
+                sp_repr_css_set_property( css, fillnotstroke ? "fill":"stroke", c );
+
+                sp_desktop_apply_css_recursive( item, css, true );
+                item->updateRepr();
+
+                sp_document_done( doc , SP_VERB_NONE,
+                                  _("Drop color"));
+            }
+            g_free(c);
+        }
+        break;
+
         case SVG_DATA:
         case SVG_XML_DATA: {
             gchar *svgdata = (gchar *)data->data;