File indexing completed on 2025-03-16 03:35:11

 // xlsxdrawing.cpp
 
 #include <QtGlobal>
 #include <QXmlStreamWriter>
 #include <QXmlStreamReader>
 #include <QBuffer>
 
 #include "xlsxdrawing_p.h"
 #include "xlsxdrawinganchor_p.h"
 #include "xlsxabstractsheet.h"
 
 QT_BEGIN_NAMESPACE_XLSX
 
 Drawing::Drawing(AbstractSheet *sheet, CreateFlag flag)
     :AbstractOOXmlFile(flag), sheet(sheet)
 {
     workbook = sheet->workbook();
 }
 
 Drawing::~Drawing()
 {
     qDeleteAll(anchors);
 }
 
 void Drawing::saveToXmlFile(QIODevice *device) const
 {
     relationships()->clear();
 
     QXmlStreamWriter writer(device);
 
     writer.writeStartDocument(QStringLiteral("1.0"), true);
     writer.writeStartElement(QStringLiteral("xdr:wsDr"));
     writer.writeAttribute(QStringLiteral("xmlns:xdr"), QStringLiteral("http://schemas.openxmlformats.org/drawingml/2006/spreadsheetDrawing"));
     writer.writeAttribute(QStringLiteral("xmlns:a"), QStringLiteral("http://schemas.openxmlformats.org/drawingml/2006/main"));
 
     for (DrawingAnchor *anchor : anchors)
         anchor->saveToXml(writer);
 
     writer.writeEndElement();//xdr:wsDr
     writer.writeEndDocument();
 }
 
 // check point
 bool Drawing::loadFromXmlFile(QIODevice *device)
 {
     /*
     <xsd:group name="EG_Anchor">
         <xsd:choice>
             <xsd:element name="twoCellAnchor" type="CT_TwoCellAnchor"/>
             <xsd:element name="oneCellAnchor" type="CT_OneCellAnchor"/>
             <xsd:element name="absoluteAnchor" type="CT_AbsoluteAnchor"/>
         </xsd:choice>
     </xsd:group>
     */
 
     QXmlStreamReader reader(device);
 
     while (!reader.atEnd())
     {
         reader.readNextStartElement();
         if (reader.tokenType() == QXmlStreamReader::StartElement)
         {
             if (reader.name() == QLatin1String("absoluteAnchor")) // CT_AbsoluteAnchor
             {
                 DrawingAbsoluteAnchor * anchor = new DrawingAbsoluteAnchor(this);
                 anchor->loadFromXml(reader);
             }
             else if (reader.name() == QLatin1String("oneCellAnchor")) // CT_OneCellAnchor
             {
                 DrawingOneCellAnchor * anchor = new DrawingOneCellAnchor(this);
                 anchor->loadFromXml(reader);
             }
             else if (reader.name() == QLatin1String("twoCellAnchor")) // CT_TwoCellAnchor
             {
                 DrawingTwoCellAnchor * anchor = new DrawingTwoCellAnchor(this);
                 anchor->loadFromXml(reader);
             }
         }
     }
 
     return true;
 }
 
 QT_END_NAMESPACE_XLSX