结构优化

Qt/plot/Plot.cpp

@@ -30,11 +30,6 @@ QColor to_qcolor(Color color) {
     return QColor(color.r, color.g, color.b, color.a);
 }
 
-std::string to_utf8_string(const QString& text) {
-    const QByteArray bytes = text.toUtf8();
-    return {bytes.constData(), static_cast<std::size_t>(bytes.size())};
-}
-
 } // namespace
 
 Abs_Plot_Private::Abs_Plot_Private(bool continuous_rendering)
@@ -80,19 +75,10 @@ Scene2D* Abs_Plot::scene() const {
     return d ? d->scene.get() : nullptr;
 }
 
-std::shared_ptr<Renderable> Abs_Plot::root_renderable() const {
+renderive_Owner<Renderable> Abs_Plot::root_renderable() const {
     return d->scene->root_renderable();
 }
 
-std::shared_ptr<Renderable> Abs_Plot::create_renderable_node(
-    const std::shared_ptr<Renderable>& parent, const QString& object_name) const {
-    return d->scene->create_renderable_node(parent, to_utf8_string(object_name));
-}
-
-void Abs_Plot::remove_renderable(const std::shared_ptr<Renderable>& renderable) {
-    d->scene->remove_renderable(renderable);
-}
-
 QColor Abs_Plot::background_color() const {
     return to_qcolor(d->scene->background_color());
 }