+ /** Set the angle of the sprite rotation in degree */
+ void set_angle(float angle);
+
+ /** Get the angle of the sprite rotation in degree */
+ float get_angle() const;
+
+ void set_color(const Color& color);
+
+ Color get_color() const;
+
+ void set_blend(const Blend& blend);
+
+ Blend get_blend() const;
+