+ wxDocument::Modify(mod);
+}
+
+PlotFileView*
+PlotFileDocument::getView() const
+{
+ return dynamic_cast<PlotFileView*>(GetFirstView());
+}
+
+//////////////////////////////////////////////////////////////////////////
+//
+// TextFileDocument
+//
+//////////////////////////////////////////////////////////////////////////
+
+IMPLEMENT_DYNAMIC_CLASS(TextFileDocument, wxDocument)
+
+bool
+TextFileDocument::OnSaveDocument(const wxString& filename)
+{
+ TextFileView *view = getView();
+ if (! view->getTextCtrl()->SaveFile(filename))
+ return false;
+ Modify(false);
+ return true;
+}
+
+bool
+TextFileDocument::OnOpenDocument(const wxString& filename)
+{
+ TextFileView *view = getView();
+
+ if (! view->getTextCtrl()->LoadFile(filename)) {
+ m_bBadFileOpen = true;
+ return false;
+ }
+
+ SetFilename (filename, true);
+ Modify (false);
+ UpdateAllViews();
+ m_bBadFileOpen = false;
+ return true;
+}
+
+bool
+TextFileDocument::IsModified(void) const
+{
+ return false;
+
+ TextFileView *view = getView();
+
+ if (view)
+ return (wxDocument::IsModified() || view->getTextCtrl()->IsModified());
+ else
+ return wxDocument::IsModified();
+}
+
+
+TextFileView*
+TextFileDocument::getView() const
+{
+ return dynamic_cast<TextFileView*>(GetFirstView());
+}
+
+wxTextCtrl*
+TextFileDocument::getTextCtrl()
+{
+ return dynamic_cast<TextFileView*>(GetFirstView())->getTextCtrl();
+}
+
+//////////////////////////////////////////////////////////////////////////
+//
+// Graph3dFileDocument
+//
+//////////////////////////////////////////////////////////////////////////
+
+#if wxUSE_GLCANVAS
+
+IMPLEMENT_DYNAMIC_CLASS(Graph3dFileDocument, wxDocument)
+
+Graph3dFileDocument::Graph3dFileDocument(void)
+: m_bBadFileOpen(false), m_nVertices(0), m_pVertices(0), m_pNormals(0)
+{
+}
+
+Graph3dFileDocument::~Graph3dFileDocument()
+{
+ delete [] m_pVertices;
+ delete [] m_pNormals;
+}
+
+bool
+Graph3dFileDocument::OnSaveDocument(const wxString& filename)
+{
+ Modify(false);
+ return true;
+}
+
+bool
+Graph3dFileDocument::OnOpenDocument(const wxString& filename)
+{
+ SetFilename (filename, true);
+ Modify (false);
+ UpdateAllViews();
+ m_bBadFileOpen = false;
+ return true;
+}
+
+bool
+Graph3dFileDocument::IsModified(void) const
+{
+ return wxDocument::IsModified();
+}
+
+
+Graph3dFileView*
+Graph3dFileDocument::getView() const
+{
+ return dynamic_cast<Graph3dFileView*>(GetFirstView());
+}
+
+bool
+Graph3dFileDocument::createFromImageFile (const ImageFile& rImageFile)
+{
+ delete [] m_pVertices;
+ delete [] m_pNormals;
+
+ m_nx = rImageFile.nx();
+ m_ny = rImageFile.ny();
+ m_array = rImageFile.getArray();
+#if 0
+ const int nTriangles = nx * ny;
+ m_nVertices = nTriangles;
+ m_pVertices = new glTripleFloat [nTriangles];
+ m_pNormals = new glTripleFloat [nTriangles];
+
+ for (unsigned int ix = 0; ix < nx; ix++) {
+ for (unsigned int iy = 0; iy < ny; iy++) {
+ const int iTriangle = ix * iy;
+ m_pVertices[iTriangle][0] = ix;
+ m_pVertices[iTriangle][1] = iy;
+ m_pVertices[iTriangle][2] = v[ix][iy];
+ m_pNormals[iTriangle][0] = 0;
+ m_pNormals[iTriangle][1] = 0;
+ m_pNormals[iTriangle][2] = 0;
+ }
+ }
+#endif
+ return true;