Added "Spray Friendly" Parameter to roughen LPE

Adds, but not used by the moment a extra parameter to bool and scalar LPE parameter
to hide the widget. This allow to store scalar values and bool values inside the LPEObject to intermediate use by the LPE, whithout disturbing to the user.

(bzr r14420)

1 files changed, 21 insertions, 16 deletions

diff --git a/src/live_effects/parameter/parameter.cpp b/src/live_effects/parameter/parameter.cpp
index 98aab287f..d4e213948 100644
--- a/src/live_effects/parameter/parameter.cpp
+++ b/src/live_effects/parameter/parameter.cpp
@@ -54,7 +54,7 @@ void Parameter::write_to_SVG(void)
  */
 ScalarParam::ScalarParam( const Glib::ustring& label, const Glib::ustring& tip,
                       const Glib::ustring& key, Inkscape::UI::Widget::Registry* wr,
-                      Effect* effect, gdouble default_value)
+                      Effect* effect, gdouble default_value, bool no_widget)
     : Parameter(label, tip, key, wr, effect),
       value(default_value),
       min(-SCALARPARAM_G_MAXDOUBLE),
@@ -65,7 +65,8 @@ ScalarParam::ScalarParam( const Glib::ustring& label, const Glib::ustring& tip,
       inc_step(0.1),
       inc_page(1),
       add_slider(false),
-      overwrite_widget(false)
+      overwrite_widget(false),
+      hide_widget(no_widget)
 {
 }
 
@@ -153,21 +154,25 @@ ScalarParam::param_overwrite_widget(bool overwrite_widget)
 Gtk::Widget *
 ScalarParam::param_newWidget()
 {
-    Inkscape::UI::Widget::RegisteredScalar *rsu = Gtk::manage( new Inkscape::UI::Widget::RegisteredScalar(
-        param_label, param_tooltip, param_key, *param_wr, param_effect->getRepr(), param_effect->getSPDoc() ) );
-
-    rsu->setValue(value);
-    rsu->setDigits(digits);
-    rsu->setIncrements(inc_step, inc_page);
-    rsu->setRange(min, max);
-    rsu->setProgrammatically = false;
-    if (add_slider) {
-        rsu->addSlider();
-    }
-    if(!overwrite_widget){
-        rsu->set_undo_parameters(SP_VERB_DIALOG_LIVE_PATH_EFFECT, _("Change scalar parameter"));
+    if(!hide_widget){
+        Inkscape::UI::Widget::RegisteredScalar *rsu = Gtk::manage( new Inkscape::UI::Widget::RegisteredScalar(
+            param_label, param_tooltip, param_key, *param_wr, param_effect->getRepr(), param_effect->getSPDoc() ) );
+
+        rsu->setValue(value);
+        rsu->setDigits(digits);
+        rsu->setIncrements(inc_step, inc_page);
+        rsu->setRange(min, max);
+        rsu->setProgrammatically = false;
+        if (add_slider) {
+            rsu->addSlider();
+        }
+        if(!overwrite_widget){
+            rsu->set_undo_parameters(SP_VERB_DIALOG_LIVE_PATH_EFFECT, _("Change scalar parameter"));
+        }
+        return dynamic_cast<Gtk::Widget *> (rsu);
+    } else {
+        return NULL;
     }
-    return dynamic_cast<Gtk::Widget *> (rsu);
 }
 
 void