--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/xlsx/xlsxdrawinganchor_p.h	Tue Mar 22 10:38:08 2016 +0100
@@ -0,0 +1,151 @@
+/****************************************************************************
+** Copyright (c) 2013-2014 Debao Zhang <hello@debao.me>
+** All right reserved.
+**
+** Permission is hereby granted, free of charge, to any person obtaining
+** a copy of this software and associated documentation files (the
+** "Software"), to deal in the Software without restriction, including
+** without limitation the rights to use, copy, modify, merge, publish,
+** distribute, sublicense, and/or sell copies of the Software, and to
+** permit persons to whom the Software is furnished to do so, subject to
+** the following conditions:
+**
+** The above copyright notice and this permission notice shall be
+** included in all copies or substantial portions of the Software.
+**
+** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+** NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+** LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+** OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+** WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+**
+****************************************************************************/
+
+#ifndef QXLSX_XLSXDRAWINGANCHOR_P_H
+#define QXLSX_XLSXDRAWINGANCHOR_P_H
+
+#include "xlsxglobal.h"
+
+#include <QPoint>
+#include <QSize>
+#include <QString>
+#include <QSharedPointer>
+
+class QXmlStreamReader;
+class QXmlStreamWriter;
+
+namespace QXlsx {
+
+class Drawing;
+class MediaFile;
+class Chart;
+
+//Helper class
+struct XlsxMarker
+{
+    XlsxMarker(){}
+    XlsxMarker(int row, int column, int rowOffset, int colOffset)
+        :cell(QPoint(row, column)), offset(rowOffset, colOffset)
+    {
+
+    }
+
+    int row() const {return cell.x();}
+    int col() const {return cell.y();}
+    int rowOff() const {return offset.width();}
+    int colOff() const {return offset.height();}
+
+    QPoint cell;
+    QSize offset;
+};
+
+class DrawingAnchor
+{
+public:
+    enum ObjectType {
+        GraphicFrame,
+        Shape,
+        GroupShape,
+        ConnectionShape,
+        Picture,
+        Unknown
+    };
+
+    DrawingAnchor(Drawing *drawing, ObjectType objectType);
+    virtual ~DrawingAnchor();
+    void setObjectPicture(const QImage &img);
+    void setObjectGraphicFrame(QSharedPointer<Chart> chart);
+
+    virtual bool loadFromXml(QXmlStreamReader &reader) = 0;
+    virtual void saveToXml(QXmlStreamWriter &writer) const = 0;
+
+protected:
+    QPoint loadXmlPos(QXmlStreamReader &reader);
+    QSize loadXmlExt(QXmlStreamReader &reader);
+    XlsxMarker loadXmlMarker(QXmlStreamReader &reader, const QString &node);
+    void loadXmlObject(QXmlStreamReader &reader);
+    void loadXmlObjectShape(QXmlStreamReader &reader);
+    void loadXmlObjectGroupShape(QXmlStreamReader &reader);
+    void loadXmlObjectGraphicFrame(QXmlStreamReader &reader);
+    void loadXmlObjectConnectionShape(QXmlStreamReader &reader);
+    void loadXmlObjectPicture(QXmlStreamReader &reader);
+
+    void saveXmlPos(QXmlStreamWriter &writer, const QPoint &pos) const;
+    void saveXmlExt(QXmlStreamWriter &writer, const QSize &ext) const;
+    void saveXmlMarker(QXmlStreamWriter &writer, const XlsxMarker &marker, const QString &node) const;
+    void saveXmlObject(QXmlStreamWriter &writer) const;
+    void saveXmlObjectShape(QXmlStreamWriter &writer) const;
+    void saveXmlObjectGroupShape(QXmlStreamWriter &writer) const;
+    void saveXmlObjectGraphicFrame(QXmlStreamWriter &writer) const;
+    void saveXmlObjectConnectionShape(QXmlStreamWriter &writer) const;
+    void saveXmlObjectPicture(QXmlStreamWriter &writer) const;
+
+    Drawing *m_drawing;
+    ObjectType m_objectType;
+    QSharedPointer<MediaFile> m_pictureFile;
+    QSharedPointer<Chart> m_chartFile;
+
+    int m_id;
+};
+
+class DrawingAbsoluteAnchor : public DrawingAnchor
+{
+public:
+    DrawingAbsoluteAnchor(Drawing *drawing, ObjectType objectType=Unknown);
+
+    QPoint pos;
+    QSize ext;
+
+    bool loadFromXml(QXmlStreamReader &reader);
+    void saveToXml(QXmlStreamWriter &writer) const;
+};
+
+class DrawingOneCellAnchor : public DrawingAnchor
+{
+public:
+    DrawingOneCellAnchor(Drawing *drawing, ObjectType objectType=Unknown);
+
+    XlsxMarker from;
+    QSize ext;
+
+    bool loadFromXml(QXmlStreamReader &reader);
+    void saveToXml(QXmlStreamWriter &writer) const;
+};
+
+class DrawingTwoCellAnchor : public DrawingAnchor
+{
+public:
+    DrawingTwoCellAnchor(Drawing *drawing, ObjectType objectType=Unknown);
+
+    XlsxMarker from;
+    XlsxMarker to;
+
+    bool loadFromXml(QXmlStreamReader &reader);
+    void saveToXml(QXmlStreamWriter &writer) const;
+};
+
+} // namespace QXlsx
+
+#endif // QXLSX_XLSXDRAWINGANCHOR_P_H