fix the issue

engine/include/pdfengine/content_object.hpp

@@ -4,6 +4,7 @@
 #include <vector>
 #include <memory>
 #include <pdfengine/graphics_state.hpp>
+#include <pdfengine/path.hpp>
 
 namespace pdfengine {
 
@@ -59,4 +60,19 @@ public:
     Matrix transform;
 };
 
+enum class PathPaintOp {
+    Stroke,
+    Fill,
+    FillStroke
+};
+
+class PathObject : public ContentObject {
+public:
+    ContentObjectType getType() const override { return ContentObjectType::Path; }
+
+    Path path;
+    PathPaintOp paintOp = PathPaintOp::Stroke;
+    Matrix transform;
+};
+
 } // namespace pdfengine