+ const QString description() const;
+ vector<AnnotationClass*> ann_classes() const;
+ uint32_t index() const;
+
+ bool visible() const;
+ void set_visible(bool visible);
+
+ void set_base_color(QColor base_color);
+ const QColor color() const;
+ const QColor get_class_color(uint32_t ann_class_id) const;
+ const QColor get_bright_class_color(uint32_t ann_class_id) const;
+ const QColor get_dark_class_color(uint32_t ann_class_id) const;
+
+ bool has_hidden_classes() const;