AnimatedSprite: afegit setAnimationSpeed()

source/animated_sprite.cpp

@@ -246,4 +246,10 @@ void AnimatedSprite::loadFromAnimationsFileBuffer(const AnimationsFileBuffer &so
 	// Pone un valor por defecto
 	setWidth(frame_width);
 	setHeight(frame_height);
+}
+
+// Establece la velocidad de la animación
+void AnimatedSprite::setAnimationSpeed(size_t value)
+{
+	animations_[current_animation_].speed = value;
 }