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+//
+// Copyright (C) 2017 James Turner  zakalawe@mac.com
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 2 of the
+// License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+#ifndef CANVASITEM_H
+#define CANVASITEM_H
+
+#include <QQuickItem>
+#include "fgcanvaselement.h"
+
+class LocalTransform;
+class QSGClipNode;
+
+class CanvasItem : public QQuickItem
+{
+    Q_OBJECT
+public:
+    CanvasItem(QQuickItem* pr = nullptr);
+
+    void setTransform(const QMatrix4x4& mat);
+
+    void setClip(const QRectF &clip, ReferenceFrame rf);
+
+    void setClipReferenceFrameItem(QQuickItem* refItem);
+
+    void clearClip();
+
+    QSGNode* updatePaintNode(QSGNode *, UpdatePaintNodeData *) override final;
+signals:
+
+public slots:
+
+protected:
+
+    virtual QSGNode *updateRealPaintNode(QSGNode *oldNode, QQuickItem::UpdatePaintNodeData *d);
+private:
+    QSGClipNode* updateClipNode(QSGClipNode* oldClipNode, QSGNode* contentNode);
+
+    LocalTransform* m_localTransform;
+    QRectF m_clipRect;
+    bool m_hasClip = false;
+    ReferenceFrame m_clipReferenceFrame = ReferenceFrame::GLOBAL;
+    QQuickItem* m_clipReferenceFrameItem = nullptr;
+};
+
+#endif // CANVASITEM_H