#ifndef __CANVAS_POLY_LINE_H__
#define __CANVAS_POLY_LINE_H__
+#include "canvas/visibility.h"
#include "canvas/poly_item.h"
#include "canvas/outline.h"
namespace ArdourCanvas {
-class PolyLine : public PolyItem
+class LIBCANVAS_API PolyLine : public PolyItem
{
public:
PolyLine (Group *);