Initial commit.

sdk/wxshapeframework/src/ShapeDataObject.cpp

@@ -0,0 +1,92 @@
+/***************************************************************
+ * Name:      ShapeDataObject.cpp
+ * Purpose:   Implements shape data object class
+ * Author:    Michal Bližňák (michal.bliznak@tiscali.cz)
+ * Created:   2007-07-22
+ * Copyright: Michal Bližňák
+ * License:   wxWidgets license (www.wxwidgets.org)
+ * Notes:
+ **************************************************************/
+
+#include "wx_pch.h"
+
+#ifdef _DEBUG_MSVC
+#define new DEBUG_NEW
+#endif
+
+#include <wx/mstream.h>
+
+#include "wx/wxsf/ShapeDataObject.h"
+
+wxSFShapeDataObject::wxSFShapeDataObject(const wxDataFormat& format)
+: wxDataObjectSimple(format)
+{
+	m_Data.SetText(wxT("<?xml version=\"1.0\" encoding=\"utf-8\"?><chart />"));
+}
+
+wxSFShapeDataObject::wxSFShapeDataObject(const wxDataFormat& format, const ShapeList& selection, wxSFDiagramManager* manager)
+: wxDataObjectSimple(format)
+{
+	m_Data.SetText(SerializeSelectedShapes(selection, manager));
+}
+
+wxSFShapeDataObject::~wxSFShapeDataObject(void)
+{
+}
+
+wxString wxSFShapeDataObject::SerializeSelectedShapes(const ShapeList& selection, wxSFDiagramManager* manager)
+{
+	// create root node
+	wxSFShapeBase *pShape;
+	wxXmlNode *root = new wxXmlNode(wxXML_ELEMENT_NODE, wxT("chart"));
+
+	// serialize copied shapes to XML node
+	ShapeList::compatibility_iterator node = selection.GetFirst();
+	while(node)
+	{
+		pShape = node->GetData();
+		if(pShape)
+		{
+			// serialize parent's children
+			manager->SerializeObjects(pShape, root, serINCLUDE_PARENTS);
+		}
+		node = node->GetNext();
+	}
+
+	// create XML document in the memory stream
+	wxMemoryOutputStream outstream;
+
+	wxXmlDocument xmlDoc;
+	xmlDoc.SetRoot(root);
+	xmlDoc.Save(outstream);
+
+	char *buffer = new char [outstream.GetSize()];
+
+	if(buffer)
+	{
+		memset(buffer, 0, outstream.GetSize());
+
+		outstream.CopyTo(buffer, outstream.GetSize()-1);
+		wxString output(buffer, wxConvUTF8);
+		delete [] buffer;
+
+		return output;
+	}
+	else
+		return wxT("<?xml version=\"1.0\" encoding=\"utf-8\"?><chart />");
+}
+
+size_t wxSFShapeDataObject::GetDataSize() const
+{
+	return m_Data.GetDataSize();
+}
+
+bool wxSFShapeDataObject::GetDataHere(void* buf) const
+{
+	return m_Data.GetDataHere(buf);
+}
+
+bool wxSFShapeDataObject::SetData(size_t len, const void* buf)
+{
+	return m_Data.SetData(len, buf);
+}