X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1fc25a89ac1e6c5208db24bfc0abc8666b791dc6..3030ae493df7500fd5da7555f141c0c8a690bd8a:/contrib/src/ogl/lines.cpp

diff --git a/contrib/src/ogl/lines.cpp b/contrib/src/ogl/lines.cpp
index 069a4eda4a..a5982157a0 100644
--- a/contrib/src/ogl/lines.cpp
+++ b/contrib/src/ogl/lines.cpp
@@ -6,43 +6,32 @@
 // Created:     12/07/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
-// Licence:   	wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "lines.h"
-#pragma implementation "linesp.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
-#include <wx/wxprec.h>
+#include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 #pragma hdrstop
 #endif
 
 #ifndef WX_PRECOMP
-#include <wx/wx.h>
+#include "wx/wx.h"
 #endif
 
-#include <wx/wxexpr.h>
+#if wxUSE_PROLOGIO
+#include "wx/deprecated/wxexpr.h"
+#endif
 
-#if wxUSE_IOSTREAMH
-#include <iostream.h>
-#else
-#include <iostream>
+#ifdef new
+#undef new
 #endif
 
 #include <ctype.h>
-#include <math.h>
 
-#include <wx/ogl/basic.h>
-#include <wx/ogl/basicp.h>
-#include <wx/ogl/lines.h>
-#include <wx/ogl/linesp.h>
-#include <wx/ogl/drawn.h>
-#include <wx/ogl/misc.h>
-#include <wx/ogl/canvas.h>
+#include "wx/ogl/ogl.h"
+
 
 // Line shape
 IMPLEMENT_DYNAMIC_CLASS(wxLineShape, wxShape)
@@ -50,7 +39,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxLineShape, wxShape)
 wxLineShape::wxLineShape()
 {
   m_sensitivity = OP_CLICK_LEFT | OP_CLICK_RIGHT;
-  m_draggable = FALSE;
+  m_draggable = false;
   m_attachmentTo = 0;
   m_attachmentFrom = 0;
 /*
@@ -59,11 +48,11 @@ wxLineShape::wxLineShape()
 */
   m_from = NULL;
   m_to = NULL;
-  m_erasing = FALSE;
+  m_erasing = false;
   m_arrowSpacing = 5.0; // For the moment, don't bother saving this to file.
-  m_ignoreArrowOffsets = FALSE;
-  m_isSpline = FALSE;
-  m_maintainStraightLines = FALSE;
+  m_ignoreArrowOffsets = false;
+  m_isSpline = false;
+  m_maintainStraightLines = false;
   m_alignmentStart = 0;
   m_alignmentEnd = 0;
 
@@ -73,17 +62,17 @@ wxLineShape::wxLineShape()
   // and make the three line regions.
   ClearRegions();
   wxShapeRegion *newRegion = new wxShapeRegion;
-  newRegion->SetName("Middle");
+  newRegion->SetName(wxT("Middle"));
   newRegion->SetSize(150, 50);
   m_regions.Append((wxObject *)newRegion);
 
   newRegion = new wxShapeRegion;
-  newRegion->SetName("Start");
+  newRegion->SetName(wxT("Start"));
   newRegion->SetSize(150, 50);
   m_regions.Append((wxObject *)newRegion);
 
   newRegion = new wxShapeRegion;
-  newRegion->SetName("End");
+  newRegion->SetName(wxT("End"));
   newRegion->SetSize(150, 50);
   m_regions.Append((wxObject *)newRegion);
 
@@ -102,7 +91,7 @@ wxLineShape::~wxLineShape()
   {
     if (m_labelObjects[i])
     {
-      m_labelObjects[i]->Select(FALSE);
+      m_labelObjects[i]->Select(false);
       m_labelObjects[i]->RemoveFromCanvas(m_canvas);
       delete m_labelObjects[i];
       m_labelObjects[i] = NULL;
@@ -120,8 +109,7 @@ void wxLineShape::MakeLineControlPoints(int n)
   }
   m_lineControlPoints = new wxList;
 
-  int i = 0;
-  for (i = 0; i < n; i++)
+  for (int i = 0; i < n; i++)
   {
     wxRealPoint *point = new wxRealPoint(-999, -999);
     m_lineControlPoints->Append((wxObject*) point);
@@ -133,10 +121,10 @@ wxNode *wxLineShape::InsertLineControlPoint(wxDC* dc)
     if (dc)
         Erase(*dc);
 
-  wxNode *last = m_lineControlPoints->Last();
-  wxNode *second_last = last->Previous();
-  wxRealPoint *last_point = (wxRealPoint *)last->Data();
-  wxRealPoint *second_last_point = (wxRealPoint *)second_last->Data();
+  wxNode *last = m_lineControlPoints->GetLast();
+  wxNode *second_last = last->GetPrevious();
+  wxRealPoint *last_point = (wxRealPoint *)last->GetData();
+  wxRealPoint *second_last_point = (wxRealPoint *)second_last->GetData();
 
   // Choose a point half way between the last and penultimate points
   double line_x = ((last_point->x + second_last_point->x)/2);
@@ -149,17 +137,17 @@ wxNode *wxLineShape::InsertLineControlPoint(wxDC* dc)
 
 bool wxLineShape::DeleteLineControlPoint()
 {
-  if (m_lineControlPoints->Number() < 3)
-    return FALSE;
+  if (m_lineControlPoints->GetCount() < 3)
+    return false;
 
-  wxNode *last = m_lineControlPoints->Last();
-  wxNode *second_last = last->Previous();
+  wxNode *last = m_lineControlPoints->GetLast();
+  wxNode *second_last = last->GetPrevious();
 
-  wxRealPoint *second_last_point = (wxRealPoint *)second_last->Data();
+  wxRealPoint *second_last_point = (wxRealPoint *)second_last->GetData();
   delete second_last_point;
   delete second_last;
 
-  return TRUE;
+  return true;
 }
 
 void wxLineShape::Initialise()
@@ -167,19 +155,19 @@ void wxLineShape::Initialise()
   if (m_lineControlPoints)
   {
     // Just move the first and last control points
-    wxNode *first = m_lineControlPoints->First();
-    wxRealPoint *first_point = (wxRealPoint *)first->Data();
+    wxNode *first = m_lineControlPoints->GetFirst();
+    wxRealPoint *first_point = (wxRealPoint *)first->GetData();
 
-    wxNode *last = m_lineControlPoints->Last();
-    wxRealPoint *last_point = (wxRealPoint *)last->Data();
+    wxNode *last = m_lineControlPoints->GetLast();
+    wxRealPoint *last_point = (wxRealPoint *)last->GetData();
 
     // If any of the line points are at -999, we must
     // initialize them by placing them half way between the first
     // and the last.
-    wxNode *node = first->Next();
+    wxNode *node = first->GetNext();
     while (node)
     {
-      wxRealPoint *point = (wxRealPoint *)node->Data();
+      wxRealPoint *point = (wxRealPoint *)node->GetData();
       if (point->x == -999)
       {
         double x1, y1, x2, y2;
@@ -196,7 +184,7 @@ void wxLineShape::Initialise()
         point->x = ((x2 - x1)/2 + x1);
         point->y = ((y2 - y1)/2 + y1);
       }
-      node = node->Next();
+      node = node->GetNext();
     }
   }
 }
@@ -208,32 +196,32 @@ void wxLineShape::FormatText(wxDC& dc, const wxString& s, int i)
   double w, h;
   ClearText(i);
 
-  if (m_regions.Number() < 1)
+  if (m_regions.GetCount() < 1)
     return;
-  wxNode *node = m_regions.Nth(i);
+  wxNode *node = m_regions.Item(i);
   if (!node)
     return;
 
-  wxShapeRegion *region = (wxShapeRegion *)node->Data();
+  wxShapeRegion *region = (wxShapeRegion *)node->GetData();
   region->SetText(s);
   dc.SetFont(* region->GetFont());
 
   region->GetSize(&w, &h);
   // Initialize the size if zero
-  if (((w == 0) || (h == 0)) && (strlen(s) > 0))
+  if (((w == 0) || (h == 0)) && (s.Length() > 0))
   {
     w = 100; h = 50;
     region->SetSize(w, h);
   }
 
   wxStringList *string_list = oglFormatText(dc, s, (w-5), (h-5), region->GetFormatMode());
-  node = string_list->First();
+  node = (wxNode*)string_list->GetFirst();
   while (node)
   {
-    char *s = (char *)node->Data();
+    wxChar *s = (wxChar *)node->GetData();
     wxShapeTextLine *line = new wxShapeTextLine(0.0, 0.0, s);
     region->GetFormattedText().Append((wxObject *)line);
-    node = node->Next();
+    node = node->GetNext();
   }
   delete string_list;
   double actualW = w;
@@ -248,7 +236,7 @@ void wxLineShape::FormatText(wxDC& dc, const wxString& s, int i)
       EraseRegion(dc, region, xx, yy);
       if (m_labelObjects[i])
       {
-        m_labelObjects[i]->Select(FALSE, &dc);
+        m_labelObjects[i]->Select(false, &dc);
         m_labelObjects[i]->Erase(dc);
         m_labelObjects[i]->SetSize(actualW, actualH);
       }
@@ -257,13 +245,13 @@ void wxLineShape::FormatText(wxDC& dc, const wxString& s, int i)
 
       if (m_labelObjects[i])
       {
-        m_labelObjects[i]->Select(TRUE, & dc);
+        m_labelObjects[i]->Select(true, & dc);
         m_labelObjects[i]->Draw(dc);
       }
     }
   }
   oglCentreText(dc, &(region->GetFormattedText()), m_xpos, m_ypos, actualW, actualH, region->GetFormatMode());
-  m_formatted = TRUE;
+  m_formatted = true;
 }
 
 void wxLineShape::DrawRegion(wxDC& dc, wxShapeRegion *region, double x, double y)
@@ -282,10 +270,10 @@ void wxLineShape::DrawRegion(wxDC& dc, wxShapeRegion *region, double x, double y
   double yp = yy + y;
 
   // First, clear a rectangle for the text IF there is any
-  if (region->GetFormattedText().Number() > 0)
+  if (region->GetFormattedText().GetCount() > 0)
   {
-      dc.SetPen(* g_oglWhiteBackgroundPen);
-      dc.SetBrush(* g_oglWhiteBackgroundBrush);
+      dc.SetPen(GetBackgroundPen());
+      dc.SetBrush(GetBackgroundBrush());
 
       // Now draw the text
       if (region->GetFont()) dc.SetFont(* region->GetFont());
@@ -293,10 +281,10 @@ void wxLineShape::DrawRegion(wxDC& dc, wxShapeRegion *region, double x, double y
       dc.DrawRectangle((long)(xp - w/2.0), (long)(yp - h/2.0), (long)w, (long)h);
 
       if (m_pen) dc.SetPen(* m_pen);
-      dc.SetTextForeground(* region->GetActualColourObject());
+      dc.SetTextForeground(region->GetActualColourObject());
 
 #ifdef __WXMSW__
-      dc.SetTextBackground(g_oglWhiteBackgroundBrush->GetColour());
+      dc.SetTextBackground(GetBackgroundBrush().GetColour());
 #endif
 
       oglDrawFormattedText(dc, &(region->GetFormattedText()), xp, yp, w, h, region->GetFormatMode());
@@ -318,10 +306,10 @@ void wxLineShape::EraseRegion(wxDC& dc, wxShapeRegion *region, double x, double
   double xp = xx + x;
   double yp = yy + y;
 
-  if (region->GetFormattedText().Number() > 0)
+  if (region->GetFormattedText().GetCount() > 0)
   {
-      dc.SetPen(* g_oglWhiteBackgroundPen);
-      dc.SetBrush(* g_oglWhiteBackgroundBrush);
+      dc.SetPen(GetBackgroundPen());
+      dc.SetBrush(GetBackgroundBrush());
 
       dc.DrawRectangle((long)(xp - w/2.0), (long)(yp - h/2.0), (long)w, (long)h);
   }
@@ -337,14 +325,14 @@ void wxLineShape::GetLabelPosition(int position, double *x, double *y)
     case 0:
     {
       // Want to take the middle section for the label
-      int n = m_lineControlPoints->Number();
+      int n = m_lineControlPoints->GetCount();
       int half_way = (int)(n/2);
 
       // Find middle of this line
-      wxNode *node = m_lineControlPoints->Nth(half_way - 1);
-      wxRealPoint *point = (wxRealPoint *)node->Data();
-      wxNode *next_node = node->Next();
-      wxRealPoint *next_point = (wxRealPoint *)next_node->Data();
+      wxNode *node = m_lineControlPoints->Item(half_way - 1);
+      wxRealPoint *point = (wxRealPoint *)node->GetData();
+      wxNode *next_node = node->GetNext();
+      wxRealPoint *next_point = (wxRealPoint *)next_node->GetData();
 
       double dx = (next_point->x - point->x);
       double dy = (next_point->y - point->y);
@@ -354,16 +342,16 @@ void wxLineShape::GetLabelPosition(int position, double *x, double *y)
     }
     case 1:
     {
-      wxNode *node = m_lineControlPoints->First();
-      *x = ((wxRealPoint *)node->Data())->x;
-      *y = ((wxRealPoint *)node->Data())->y;
+      wxNode *node = m_lineControlPoints->GetFirst();
+      *x = ((wxRealPoint *)node->GetData())->x;
+      *y = ((wxRealPoint *)node->GetData())->y;
       break;
     }
     case 2:
     {
-      wxNode *node = m_lineControlPoints->Last();
-      *x = ((wxRealPoint *)node->Data())->x;
-      *y = ((wxRealPoint *)node->Data())->y;
+      wxNode *node = m_lineControlPoints->GetLast();
+      *x = ((wxRealPoint *)node->GetData())->x;
+      *y = ((wxRealPoint *)node->GetData())->y;
       break;
     }
     default:
@@ -392,29 +380,29 @@ void GraphicsStraightenLine(wxRealPoint *point1, wxRealPoint *point2)
 
 void wxLineShape::Straighten(wxDC *dc)
 {
-  if (!m_lineControlPoints || m_lineControlPoints->Number() < 3)
+  if (!m_lineControlPoints || m_lineControlPoints->GetCount() < 3)
     return;
 
   if (dc)
     Erase(* dc);
 
-  wxNode *first_point_node = m_lineControlPoints->First();
-  wxNode *last_point_node = m_lineControlPoints->Last();
-  wxNode *second_last_point_node = last_point_node->Previous();
+  wxNode *first_point_node = m_lineControlPoints->GetFirst();
+  wxNode *last_point_node = m_lineControlPoints->GetLast();
+  wxNode *second_last_point_node = last_point_node->GetPrevious();
 
-  wxRealPoint *last_point = (wxRealPoint *)last_point_node->Data();
-  wxRealPoint *second_last_point = (wxRealPoint *)second_last_point_node->Data();
+  wxRealPoint *last_point = (wxRealPoint *)last_point_node->GetData();
+  wxRealPoint *second_last_point = (wxRealPoint *)second_last_point_node->GetData();
 
   GraphicsStraightenLine(last_point, second_last_point);
 
   wxNode *node = first_point_node;
   while (node && (node != second_last_point_node))
   {
-    wxRealPoint *point = (wxRealPoint *)node->Data();
-    wxRealPoint *next_point = (wxRealPoint *)(node->Next()->Data());
+    wxRealPoint *point = (wxRealPoint *)node->GetData();
+    wxRealPoint *next_point = (wxRealPoint *)(node->GetNext()->GetData());
 
     GraphicsStraightenLine(point, next_point);
-    node = node->Next();
+    node = node->GetNext();
   }
 
   if (dc)
@@ -435,10 +423,10 @@ void wxLineShape::Unlink()
 void wxLineShape::SetEnds(double x1, double y1, double x2, double y2)
 {
   // Find centre point
-  wxNode *first_point_node = m_lineControlPoints->First();
-  wxNode *last_point_node = m_lineControlPoints->Last();
-  wxRealPoint *first_point = (wxRealPoint *)first_point_node->Data();
-  wxRealPoint *last_point = (wxRealPoint *)last_point_node->Data();
+  wxNode *first_point_node = m_lineControlPoints->GetFirst();
+  wxNode *last_point_node = m_lineControlPoints->GetLast();
+  wxRealPoint *first_point = (wxRealPoint *)first_point_node->GetData();
+  wxRealPoint *last_point = (wxRealPoint *)last_point_node->GetData();
 
   first_point->x = x1;
   first_point->y = y1;
@@ -452,10 +440,10 @@ void wxLineShape::SetEnds(double x1, double y1, double x2, double y2)
 // Get absolute positions of ends
 void wxLineShape::GetEnds(double *x1, double *y1, double *x2, double *y2)
 {
-  wxNode *first_point_node = m_lineControlPoints->First();
-  wxNode *last_point_node = m_lineControlPoints->Last();
-  wxRealPoint *first_point = (wxRealPoint *)first_point_node->Data();
-  wxRealPoint *last_point = (wxRealPoint *)last_point_node->Data();
+  wxNode *first_point_node = m_lineControlPoints->GetFirst();
+  wxNode *last_point_node = m_lineControlPoints->GetLast();
+  wxRealPoint *first_point = (wxRealPoint *)first_point_node->GetData();
+  wxRealPoint *last_point = (wxRealPoint *)last_point_node->GetData();
 
   *x1 = first_point->x; *y1 = first_point->y;
   *x2 = last_point->x; *y2 = last_point->y;
@@ -470,17 +458,17 @@ void wxLineShape::SetAttachments(int from_attach, int to_attach)
 bool wxLineShape::HitTest(double x, double y, int *attachment, double *distance)
 {
   if (!m_lineControlPoints)
-    return FALSE;
+    return false;
 
   // Look at label regions in case mouse is over a label
-  bool inLabelRegion = FALSE;
+  bool inLabelRegion = false;
   for (int i = 0; i < 3; i ++)
   {
-    wxNode *regionNode = m_regions.Nth(i);
+    wxNode *regionNode = m_regions.Item(i);
     if (regionNode)
     {
-      wxShapeRegion *region = (wxShapeRegion *)regionNode->Data();
-      if (region->m_formattedText.Number() > 0)
+      wxShapeRegion *region = (wxShapeRegion *)regionNode->GetData();
+      if (region->m_formattedText.GetCount() > 0)
       {
         double xp, yp, cx, cy, cw, ch;
         GetLabelPosition(i, &xp, &yp);
@@ -495,42 +483,43 @@ bool wxLineShape::HitTest(double x, double y, int *attachment, double *distance)
         double rBottom = (double)(cy + (ch/2.0));
         if (x > rLeft && x < rRight && y > rTop && y < rBottom)
         {
-          inLabelRegion = TRUE;
+          inLabelRegion = true;
           i = 3;
         }
       }
     }
   }
 
-  wxNode *node = m_lineControlPoints->First();
+  wxNode *node = m_lineControlPoints->GetFirst();
 
-  while (node && node->Next())
+  while (node && node->GetNext())
   {
-    wxRealPoint *point1 = (wxRealPoint *)node->Data();
-    wxRealPoint *point2 = (wxRealPoint *)node->Next()->Data();
+    wxRealPoint *point1 = (wxRealPoint *)node->GetData();
+    wxRealPoint *point2 = (wxRealPoint *)node->GetNext()->GetData();
 
-    // Allow for inaccurate mousing or vert/horiz lines
+    // For inaccurate mousing allow 8 pixel corridor
     int extra = 4;
-    double left = wxMin(point1->x, point2->x) - extra;
-    double right = wxMax(point1->x, point2->x) + extra;
-
-    double bottom = wxMin(point1->y, point2->y) - extra;
-    double top = wxMax(point1->y, point2->y) + extra;
 
-    if ((x > left && x < right && y > bottom && y < top) || inLabelRegion)
+    double dx = point2->x - point1->x;
+    double dy = point2->y - point1->y;
+    double seg_len = sqrt(dx*dx+dy*dy);
+    double distance_from_seg =
+      seg_len*((x-point1->x)*dy-(y-point1->y)*dx)/(dy*dy+dx*dx);
+    double distance_from_prev =
+      seg_len*((y-point1->y)*dy+(x-point1->x)*dx)/(dy*dy+dx*dx);
+
+    if ((fabs(distance_from_seg) < extra &&
+         distance_from_prev >= 0 && distance_from_prev <= seg_len)
+        || inLabelRegion)
     {
-      // Work out distance from centre of line
-      double centre_x = (double)(left + (right - left)/2.0);
-      double centre_y = (double)(bottom + (top - bottom)/2.0);
-
       *attachment = 0;
-      *distance = (double)sqrt((centre_x - x)*(centre_x - x) + (centre_y - y)*(centre_y - y));
-      return TRUE;
+      *distance = distance_from_seg;
+      return true;
     }
 
-    node = node->Next();
+    node = node->GetNext();
   }
-  return FALSE;
+  return false;
 }
 
 void wxLineShape::DrawArrows(wxDC& dc)
@@ -540,20 +529,20 @@ void wxLineShape::DrawArrows(wxDC& dc)
   double endArrowPos = 0.0;
   double middleArrowPos = 0.0;
 
-  wxNode *node = m_arcArrows.First();
+  wxNode *node = m_arcArrows.GetFirst();
   while (node)
   {
-    wxArrowHead *arrow = (wxArrowHead *)node->Data();
+    wxArrowHead *arrow = (wxArrowHead *)node->GetData();
     switch (arrow->GetArrowEnd())
     {
       case ARROW_POSITION_START:
       {
         if ((arrow->GetXOffset() != 0.0) && !m_ignoreArrowOffsets)
           // If specified, x offset is proportional to line length
-          DrawArrow(dc, arrow, arrow->GetXOffset(), TRUE);
+          DrawArrow(dc, arrow, arrow->GetXOffset(), true);
         else
         {
-          DrawArrow(dc, arrow, startArrowPos, FALSE);      // Absolute distance
+          DrawArrow(dc, arrow, startArrowPos, false);      // Absolute distance
           startArrowPos += arrow->GetSize() + arrow->GetSpacing();
         }
         break;
@@ -561,10 +550,10 @@ void wxLineShape::DrawArrows(wxDC& dc)
       case ARROW_POSITION_END:
       {
         if ((arrow->GetXOffset() != 0.0) && !m_ignoreArrowOffsets)
-          DrawArrow(dc, arrow, arrow->GetXOffset(), TRUE);
+          DrawArrow(dc, arrow, arrow->GetXOffset(), true);
         else
         {
-          DrawArrow(dc, arrow, endArrowPos, FALSE);
+          DrawArrow(dc, arrow, endArrowPos, false);
           endArrowPos += arrow->GetSize() + arrow->GetSpacing();
         }
         break;
@@ -573,36 +562,36 @@ void wxLineShape::DrawArrows(wxDC& dc)
       {
         arrow->SetXOffset(middleArrowPos);
         if ((arrow->GetXOffset() != 0.0) && !m_ignoreArrowOffsets)
-          DrawArrow(dc, arrow, arrow->GetXOffset(), TRUE);
+          DrawArrow(dc, arrow, arrow->GetXOffset(), true);
         else
         {
-          DrawArrow(dc, arrow, middleArrowPos, FALSE);
+          DrawArrow(dc, arrow, middleArrowPos, false);
           middleArrowPos += arrow->GetSize() + arrow->GetSpacing();
         }
         break;
       }
     }
-    node = node->Next();
+    node = node->GetNext();
   }
 }
 
 void wxLineShape::DrawArrow(wxDC& dc, wxArrowHead *arrow, double xOffset, bool proportionalOffset)
 {
-  wxNode *first_line_node = m_lineControlPoints->First();
-  wxRealPoint *first_line_point = (wxRealPoint *)first_line_node->Data();
-  wxNode *second_line_node = first_line_node->Next();
-  wxRealPoint *second_line_point = (wxRealPoint *)second_line_node->Data();
+  wxNode *first_line_node = m_lineControlPoints->GetFirst();
+  wxRealPoint *first_line_point = (wxRealPoint *)first_line_node->GetData();
+  wxNode *second_line_node = first_line_node->GetNext();
+  wxRealPoint *second_line_point = (wxRealPoint *)second_line_node->GetData();
 
-  wxNode *last_line_node = m_lineControlPoints->Last();
-  wxRealPoint *last_line_point = (wxRealPoint *)last_line_node->Data();
-  wxNode *second_last_line_node = last_line_node->Previous();
-  wxRealPoint *second_last_line_point = (wxRealPoint *)second_last_line_node->Data();
+  wxNode *last_line_node = m_lineControlPoints->GetLast();
+  wxRealPoint *last_line_point = (wxRealPoint *)last_line_node->GetData();
+  wxNode *second_last_line_node = last_line_node->GetPrevious();
+  wxRealPoint *second_last_line_point = (wxRealPoint *)second_last_line_node->GetData();
 
   // Position where we want to start drawing
-  double positionOnLineX, positionOnLineY;
+  double positionOnLineX = 0.0, positionOnLineY = 0.0;
 
   // Position of start point of line, at the end of which we draw the arrow.
-  double startPositionX, startPositionY;
+  double startPositionX = 0.0 , startPositionY = 0.0;
 
   switch (arrow->GetPosition())
   {
@@ -673,7 +662,7 @@ void wxLineShape::DrawArrow(wxDC& dc, wxArrowHead *arrow, double xOffset, bool p
    * Add yOffset to arrow, if any
    */
 
-  const double myPi = (double) 3.14159265;
+  const double myPi = (double) M_PI;
   // The translation that the y offset may give
   double deltaX = 0.0;
   double deltaY = 0.0;
@@ -695,7 +684,7 @@ void wxLineShape::DrawArrow(wxDC& dc, wxArrowHead *arrow, double xOffset, bool p
      double y3 = positionOnLineY;
      double d = -arrow->GetYOffset(); // Negate so +offset is above line
 
-     double theta = 0.0;
+     double theta;
      if (x3 == x1)
        theta = (double)(myPi/2.0);
      else
@@ -750,7 +739,7 @@ void wxLineShape::DrawArrow(wxDC& dc, wxArrowHead *arrow, double xOffset, bool p
 
       dc.SetPen(* m_pen);
       if (arrow->_GetType() == ARROW_HOLLOW_CIRCLE)
-        dc.SetBrush(* g_oglWhiteBackgroundBrush);
+        dc.SetBrush(GetBackgroundBrush());
       else
         dc.SetBrush(* m_brush);
 
@@ -816,7 +805,7 @@ void wxLineShape::DrawArrow(wxDC& dc, wxArrowHead *arrow, double xOffset, bool p
 
         else
         {
-          wxFatalError("Unknown arrowhead rotation case in lines.cc");
+          wxLogFatalError(wxT("Unknown arrowhead rotation case in lines.cc"));
         }
 
         // Rotate about the centre of the object, then place
@@ -847,10 +836,12 @@ void wxLineShape::DrawArrow(wxDC& dc, wxArrowHead *arrow, double xOffset, bool p
 
 void wxLineShape::OnErase(wxDC& dc)
 {
-    wxPen *old_pen = m_pen;
-    wxBrush *old_brush = m_brush;
-    SetPen(g_oglWhiteBackgroundPen);
-    SetBrush(g_oglWhiteBackgroundBrush);
+    const wxPen *old_pen = m_pen;
+    const wxBrush *old_brush = m_brush;
+    wxPen bg_pen = GetBackgroundPen();
+    wxBrush bg_brush = GetBackgroundBrush();
+    SetPen(&bg_pen);
+    SetBrush(&bg_brush);
 
     double bound_x, bound_y;
     GetBoundingBoxMax(&bound_x, &bound_y);
@@ -859,19 +850,19 @@ void wxLineShape::OnErase(wxDC& dc)
     // Undraw text regions
     for (int i = 0; i < 3; i++)
     {
-      wxNode *node = m_regions.Nth(i);
+      wxNode *node = m_regions.Item(i);
       if (node)
       {
         double x, y;
-        wxShapeRegion *region = (wxShapeRegion *)node->Data();
+        wxShapeRegion *region = (wxShapeRegion *)node->GetData();
         GetLabelPosition(i, &x, &y);
         EraseRegion(dc, region, x, y);
       }
     }
 
     // Undraw line
-    dc.SetPen(* g_oglWhiteBackgroundPen);
-    dc.SetBrush(* g_oglWhiteBackgroundBrush);
+    dc.SetPen(GetBackgroundPen());
+    dc.SetBrush(GetBackgroundBrush());
 
     // Drawing over the line only seems to work if the line has a thickness
     // of 1.
@@ -882,10 +873,10 @@ void wxLineShape::OnErase(wxDC& dc)
     }
     else
     {
-      m_erasing = TRUE;
+      m_erasing = true;
       GetEventHandler()->OnDraw(dc);
       GetEventHandler()->OnEraseControlPoints(dc);
-      m_erasing = FALSE;
+      m_erasing = false;
     }
 
     if (old_pen) SetPen(old_pen);
@@ -899,17 +890,17 @@ void wxLineShape::GetBoundingBoxMin(double *w, double *h)
   double x2 = -10000;
   double y2 = -10000;
 
-  wxNode *node = m_lineControlPoints->First();
+  wxNode *node = m_lineControlPoints->GetFirst();
   while (node)
   {
-    wxRealPoint *point = (wxRealPoint *)node->Data();
+    wxRealPoint *point = (wxRealPoint *)node->GetData();
 
     if (point->x < x1) x1 = point->x;
     if (point->y < y1) y1 = point->y;
     if (point->x > x2) x2 = point->x;
     if (point->y > y2) y2 = point->y;
 
-    node = node->Next();
+    node = node->GetNext();
   }
   *w = (double)(x2 - x1);
   *h = (double)(y2 - y1);
@@ -924,7 +915,7 @@ void wxLineShape::FindNth(wxShape *image, int *nth, int *no_arcs, bool incoming)
 {
   int n = -1;
   int num = 0;
-  wxNode *node = image->GetLines().First();
+  wxNode *node = image->GetLines().GetFirst();
   int this_attachment;
   if (image == m_to)
     this_attachment = m_attachmentTo;
@@ -934,7 +925,7 @@ void wxLineShape::FindNth(wxShape *image, int *nth, int *no_arcs, bool incoming)
   // Find number of lines going into/out of this particular attachment point
   while (node)
   {
-    wxLineShape *line = (wxLineShape *)node->Data();
+    wxLineShape *line = (wxLineShape *)node->GetData();
 
     if (line->m_from == image)
     {
@@ -958,18 +949,18 @@ void wxLineShape::FindNth(wxShape *image, int *nth, int *no_arcs, bool incoming)
         num ++;
     }
 
-    node = node->Next();
+    node = node->GetNext();
   }
   *nth = n;
   *no_arcs = num;
 }
 
-void wxLineShape::OnDrawOutline(wxDC& dc, double x, double y, double w, double h)
+void wxLineShape::OnDrawOutline(wxDC& dc, double WXUNUSED(x), double WXUNUSED(y), double WXUNUSED(w), double WXUNUSED(h))
 {
-  wxPen *old_pen = m_pen;
-  wxBrush *old_brush = m_brush;
+  const wxPen *old_pen = m_pen;
+  const wxBrush *old_brush = m_brush;
 
-  wxPen dottedPen(wxColour(0, 0, 0), 1, wxDOT);
+  wxPen dottedPen(*wxBLACK, 1, wxDOT);
   SetPen(& dottedPen);
   SetBrush( wxTRANSPARENT_BRUSH );
 
@@ -981,20 +972,20 @@ void wxLineShape::OnDrawOutline(wxDC& dc, double x, double y, double w, double h
   else SetBrush(NULL);
 }
 
-bool wxLineShape::OnMovePre(wxDC& dc, double x, double y, double old_x, double old_y, bool display)
+bool wxLineShape::OnMovePre(wxDC& dc, double x, double y, double old_x, double old_y, bool WXUNUSED(display))
 {
   double x_offset = x - old_x;
   double y_offset = y - old_y;
 
   if (m_lineControlPoints && !(x_offset == 0.0 && y_offset == 0.0))
   {
-    wxNode *node = m_lineControlPoints->First();
+    wxNode *node = m_lineControlPoints->GetFirst();
     while (node)
     {
-      wxRealPoint *point = (wxRealPoint *)node->Data();
+      wxRealPoint *point = (wxRealPoint *)node->GetData();
       point->x += x_offset;
       point->y += y_offset;
-      node = node->Next();
+      node = node->GetNext();
     }
 
   }
@@ -1007,10 +998,10 @@ bool wxLineShape::OnMovePre(wxDC& dc, double x, double y, double old_x, double o
       m_labelObjects[i]->Erase(dc);
       double xp, yp, xr, yr;
       GetLabelPosition(i, &xp, &yp);
-      wxNode *node = m_regions.Nth(i);
+      wxNode *node = m_regions.Item(i);
       if (node)
       {
-        wxShapeRegion *region = (wxShapeRegion *)node->Data();
+        wxShapeRegion *region = (wxShapeRegion *)node->GetData();
         region->GetPosition(&xr, &yr);
       }
       else
@@ -1021,7 +1012,7 @@ bool wxLineShape::OnMovePre(wxDC& dc, double x, double y, double old_x, double o
       m_labelObjects[i]->Move(dc, xp+xr, yp+yr);
     }
   }
-  return TRUE;
+  return true;
 }
 
 void wxLineShape::OnMoveLink(wxDC& dc, bool moveControlPoints)
@@ -1029,7 +1020,7 @@ void wxLineShape::OnMoveLink(wxDC& dc, bool moveControlPoints)
   if (!m_from || !m_to)
    return;
 
-    if (m_lineControlPoints->Number() > 2)
+    if (m_lineControlPoints->GetCount() > 2)
       Initialise();
 
     // Do each end - nothing in the middle. User has to move other points
@@ -1039,10 +1030,10 @@ void wxLineShape::OnMoveLink(wxDC& dc, bool moveControlPoints)
 
     FindLineEndPoints(&end_x, &end_y, &other_end_x, &other_end_y);
 
-    wxNode *first = m_lineControlPoints->First();
-    wxRealPoint *first_point = (wxRealPoint *)first->Data();
-    wxNode *last = m_lineControlPoints->Last();
-    wxRealPoint *last_point = (wxRealPoint *)last->Data();
+    wxNode *first = m_lineControlPoints->GetFirst();
+    /* wxRealPoint *first_point = */ (wxRealPoint *)first->GetData();
+    wxNode *last = m_lineControlPoints->GetLast();
+    /* wxRealPoint *last_point = */ (wxRealPoint *)last->GetData();
 
 /* This is redundant, surely? Done by SetEnds.
     first_point->x = end_x; first_point->y = end_y;
@@ -1066,16 +1057,16 @@ void wxLineShape::OnMoveLink(wxDC& dc, bool moveControlPoints)
     // Only move control points if it's a self link. And only works if attachment mode is ON.
     if ((m_from == m_to) && (m_from->GetAttachmentMode() != ATTACHMENT_MODE_NONE) && moveControlPoints && m_lineControlPoints && !(x_offset == 0.0 && y_offset == 0.0))
     {
-      wxNode *node = m_lineControlPoints->First();
+      wxNode *node = m_lineControlPoints->GetFirst();
       while (node)
       {
-        if ((node != m_lineControlPoints->First()) && (node != m_lineControlPoints->Last()))
+        if ((node != m_lineControlPoints->GetFirst()) && (node != m_lineControlPoints->GetLast()))
         {
-          wxRealPoint *point = (wxRealPoint *)node->Data();
+          wxRealPoint *point = (wxRealPoint *)node->GetData();
           point->x += x_offset;
           point->y += y_offset;
         }
-        node = node->Next();
+        node = node->GetNext();
       }
     }
 
@@ -1093,26 +1084,26 @@ void wxLineShape::FindLineEndPoints(double *fromX, double *fromY, double *toX, d
 
   // Do each end - nothing in the middle. User has to move other points
   // manually if necessary.
-  double end_x, end_y;
-  double other_end_x, other_end_y;
+  double end_x = 0.0, end_y = 0.0;
+  double other_end_x = 0.0, other_end_y = 0.0;
 
-  wxNode *first = m_lineControlPoints->First();
-  wxRealPoint *first_point = (wxRealPoint *)first->Data();
-  wxNode *last = m_lineControlPoints->Last();
-  wxRealPoint *last_point = (wxRealPoint *)last->Data();
+  wxNode *first = m_lineControlPoints->GetFirst();
+  /* wxRealPoint *first_point = */ (wxRealPoint *)first->GetData();
+  wxNode *last = m_lineControlPoints->GetLast();
+  /* wxRealPoint *last_point = */ (wxRealPoint *)last->GetData();
 
-  wxNode *second = first->Next();
-  wxRealPoint *second_point = (wxRealPoint *)second->Data();
+  wxNode *second = first->GetNext();
+  wxRealPoint *second_point = (wxRealPoint *)second->GetData();
 
-  wxNode *second_last = last->Previous();
-  wxRealPoint *second_last_point = (wxRealPoint *)second_last->Data();
+  wxNode *second_last = last->GetPrevious();
+  wxRealPoint *second_last_point = (wxRealPoint *)second_last->GetData();
 
-  if (m_lineControlPoints->Number() > 2)
+  if (m_lineControlPoints->GetCount() > 2)
   {
     if (m_from->GetAttachmentMode() != ATTACHMENT_MODE_NONE)
     {
       int nth, no_arcs;
-      FindNth(m_from, &nth, &no_arcs, FALSE); // Not incoming
+      FindNth(m_from, &nth, &no_arcs, false); // Not incoming
       m_from->GetAttachmentPosition(m_attachmentFrom, &end_x, &end_y, nth, no_arcs, this);
     }
     else
@@ -1123,7 +1114,7 @@ void wxLineShape::FindLineEndPoints(double *fromX, double *fromY, double *toX, d
     if (m_to->GetAttachmentMode() != ATTACHMENT_MODE_NONE)
     {
       int nth, no_arcs;
-      FindNth(m_to, &nth, &no_arcs, TRUE); // Incoming
+      FindNth(m_to, &nth, &no_arcs, true); // Incoming
       m_to->GetAttachmentPosition(m_attachmentTo, &other_end_x, &other_end_y, nth, no_arcs, this);
     }
     else
@@ -1141,7 +1132,7 @@ void wxLineShape::FindLineEndPoints(double *fromX, double *fromY, double *toX, d
     if (m_from->GetAttachmentMode() != ATTACHMENT_MODE_NONE)
     {
       int nth, no_arcs;
-      FindNth(m_from, &nth, &no_arcs, FALSE);
+      FindNth(m_from, &nth, &no_arcs, false);
       m_from->GetAttachmentPosition(m_attachmentFrom, &end_x, &end_y, nth, no_arcs, this);
       fromX = end_x;
       fromY = end_y;
@@ -1150,7 +1141,7 @@ void wxLineShape::FindLineEndPoints(double *fromX, double *fromY, double *toX, d
     if (m_to->GetAttachmentMode() != ATTACHMENT_MODE_NONE)
     {
       int nth, no_arcs;
-      FindNth(m_to, &nth, &no_arcs, TRUE);
+      FindNth(m_to, &nth, &no_arcs, true);
       m_to->GetAttachmentPosition(m_attachmentTo, &other_end_x, &other_end_y, nth, no_arcs, this);
       toX = other_end_x;
       toY = other_end_y;
@@ -1181,12 +1172,12 @@ void wxLineShape::OnDraw(wxDC& dc)
     if (m_brush)
       dc.SetBrush(* m_brush);
 
-    int n = m_lineControlPoints->Number();
+    int n = m_lineControlPoints->GetCount();
     wxPoint *points = new wxPoint[n];
     int i;
     for (i = 0; i < n; i++)
     {
-        wxRealPoint* point = (wxRealPoint*) m_lineControlPoints->Nth(i)->Data();
+        wxRealPoint* point = (wxRealPoint*) m_lineControlPoints->Item(i)->GetData();
         points[i].x = WXROUND(point->x);
         points[i].y = WXROUND(point->y);
     }
@@ -1242,15 +1233,15 @@ void wxLineShape::OnEraseControlPoints(wxDC& dc)
   wxShape::OnEraseControlPoints(dc);
 }
 
-void wxLineShape::OnDragLeft(bool draw, double x, double y, int keys, int attachment)
+void wxLineShape::OnDragLeft(bool WXUNUSED(draw), double WXUNUSED(x), double WXUNUSED(y), int WXUNUSED(keys), int WXUNUSED(attachment))
 {
 }
 
-void wxLineShape::OnBeginDragLeft(double x, double y, int keys, int attachment)
+void wxLineShape::OnBeginDragLeft(double WXUNUSED(x), double WXUNUSED(y), int WXUNUSED(keys), int WXUNUSED(attachment))
 {
 }
 
-void wxLineShape::OnEndDragLeft(double x, double y, int keys, int attachment)
+void wxLineShape::OnEndDragLeft(double WXUNUSED(x), double WXUNUSED(y), int WXUNUSED(keys), int WXUNUSED(attachment))
 {
 }
 
@@ -1284,10 +1275,10 @@ void wxLineShape::OnDrawContents(wxDC& dc)
 
   for (int i = 0; i < 3; i++)
   {
-    wxNode *node = m_regions.Nth(i);
+    wxNode *node = m_regions.Item(i);
     if (node)
     {
-      wxShapeRegion *region = (wxShapeRegion *)node->Data();
+      wxShapeRegion *region = (wxShapeRegion *)node->GetData();
       double x, y;
       GetLabelPosition(i, &x, &y);
       DrawRegion(dc, region, x, y);
@@ -1309,10 +1300,10 @@ void wxLineShape::MakeControlPoints()
 {
   if (m_canvas && m_lineControlPoints)
   {
-    wxNode *first = m_lineControlPoints->First();
-    wxNode *last = m_lineControlPoints->Last();
-    wxRealPoint *first_point = (wxRealPoint *)first->Data();
-    wxRealPoint *last_point = (wxRealPoint *)last->Data();
+    wxNode *first = m_lineControlPoints->GetFirst();
+    wxNode *last = m_lineControlPoints->GetLast();
+    wxRealPoint *first_point = (wxRealPoint *)first->GetData();
+    wxRealPoint *last_point = (wxRealPoint *)last->GetData();
 
     wxLineControlPoint *control = new wxLineControlPoint(m_canvas, this, CONTROL_POINT_SIZE,
                                                first_point->x, first_point->y,
@@ -1322,10 +1313,10 @@ void wxLineShape::MakeControlPoints()
     m_controlPoints.Append(control);
 
 
-    wxNode *node = first->Next();
+    wxNode *node = first->GetNext();
     while (node != last)
     {
-      wxRealPoint *point = (wxRealPoint *)node->Data();
+      wxRealPoint *point = (wxRealPoint *)node->GetData();
 
       control = new wxLineControlPoint(m_canvas, this, CONTROL_POINT_SIZE,
                                                point->x, point->y,
@@ -1335,7 +1326,7 @@ void wxLineShape::MakeControlPoints()
       m_canvas->AddShape(control);
       m_controlPoints.Append(control);
 
-      node = node->Next();
+      node = node->GetNext();
     }
     control = new wxLineControlPoint(m_canvas, this, CONTROL_POINT_SIZE,
                                                last_point->x, last_point->y,
@@ -1350,53 +1341,53 @@ void wxLineShape::MakeControlPoints()
 
 void wxLineShape::ResetControlPoints()
 {
-  if (m_canvas && m_lineControlPoints && m_controlPoints.Number() > 0)
+  if (m_canvas && m_lineControlPoints && m_controlPoints.GetCount() > 0)
   {
-    wxNode *node = m_controlPoints.First();
-    wxNode *control_node = m_lineControlPoints->First();
+    wxNode *node = m_controlPoints.GetFirst();
+    wxNode *control_node = m_lineControlPoints->GetFirst();
     while (node && control_node)
     {
-      wxRealPoint *point = (wxRealPoint *)control_node->Data();
-      wxLineControlPoint *control = (wxLineControlPoint *)node->Data();
+      wxRealPoint *point = (wxRealPoint *)control_node->GetData();
+      wxLineControlPoint *control = (wxLineControlPoint *)node->GetData();
       control->SetX(point->x);
       control->SetY(point->y);
 
-      node = node->Next();
-      control_node = control_node->Next();
+      node = node->GetNext();
+      control_node = control_node->GetNext();
     }
   }
 }
 
-#ifdef PROLOGIO
+#if wxUSE_PROLOGIO
 void wxLineShape::WriteAttributes(wxExpr *clause)
 {
   wxShape::WriteAttributes(clause);
 
   if (m_from)
-    clause->AddAttributeValue("from", m_from->GetId());
+    clause->AddAttributeValue(_T("from"), m_from->GetId());
   if (m_to)
-    clause->AddAttributeValue("to", m_to->GetId());
+    clause->AddAttributeValue(_T("to"), m_to->GetId());
 
   if (m_attachmentTo != 0)
-    clause->AddAttributeValue("attachment_to", (long)m_attachmentTo);
+    clause->AddAttributeValue(_T("attachment_to"), (long)m_attachmentTo);
   if (m_attachmentFrom != 0)
-    clause->AddAttributeValue("attachment_from", (long)m_attachmentFrom);
+    clause->AddAttributeValue(_T("attachment_from"), (long)m_attachmentFrom);
 
   if (m_alignmentStart != 0)
-    clause->AddAttributeValue("align_start", (long)m_alignmentStart);
+    clause->AddAttributeValue(_T("align_start"), (long)m_alignmentStart);
   if (m_alignmentEnd != 0)
-    clause->AddAttributeValue("align_end", (long)m_alignmentEnd);
+    clause->AddAttributeValue(_T("align_end"), (long)m_alignmentEnd);
 
-  clause->AddAttributeValue("is_spline", (long)m_isSpline);
+  clause->AddAttributeValue(_T("is_spline"), (long)m_isSpline);
   if (m_maintainStraightLines)
-    clause->AddAttributeValue("keep_lines_straight", (long)m_maintainStraightLines);
+    clause->AddAttributeValue(_T("keep_lines_straight"), (long)m_maintainStraightLines);
 
   // Make a list of lists for the (sp)line controls
   wxExpr *list = new wxExpr(wxExprList);
-  wxNode *node = m_lineControlPoints->First();
+  wxNode *node = m_lineControlPoints->GetFirst();
   while (node)
   {
-    wxRealPoint *point = (wxRealPoint *)node->Data();
+    wxRealPoint *point = (wxRealPoint *)node->GetData();
     wxExpr *point_list = new wxExpr(wxExprList);
     wxExpr *x_expr = new wxExpr((double) point->x);
     wxExpr *y_expr = new wxExpr((double) point->y);
@@ -1404,20 +1395,20 @@ void wxLineShape::WriteAttributes(wxExpr *clause)
     point_list->Append(y_expr);
     list->Append(point_list);
 
-    node = node->Next();
+    node = node->GetNext();
   }
-  clause->AddAttributeValue("controls", list);
+  clause->AddAttributeValue(_T("controls"), list);
 
   // Write arc arrows in new OGL format, if there are any.
   // This is a list of lists. Each sublist comprises:
   // (arrowType arrowEnd xOffset arrowSize)
-  if (m_arcArrows.Number() > 0)
+  if (m_arcArrows.GetCount() > 0)
   {
     wxExpr *arrow_list = new wxExpr(wxExprList);
-    node = m_arcArrows.First();
+    node = m_arcArrows.GetFirst();
     while (node)
     {
-      wxArrowHead *head = (wxArrowHead *)node->Data();
+      wxArrowHead *head = (wxArrowHead *)node->GetData();
       wxExpr *head_list = new wxExpr(wxExprList);
       head_list->Append(new wxExpr((long)head->_GetType()));
       head_list->Append(new wxExpr((long)head->GetArrowEnd()));
@@ -1432,9 +1423,9 @@ void wxLineShape::WriteAttributes(wxExpr *clause)
 
       arrow_list->Append(head_list);
 
-      node = node->Next();
+      node = node->GetNext();
     }
-    clause->AddAttributeValue("arrows", arrow_list);
+    clause->AddAttributeValue(_T("arrows"), arrow_list);
   }
 }
 
@@ -1443,31 +1434,31 @@ void wxLineShape::ReadAttributes(wxExpr *clause)
   wxShape::ReadAttributes(clause);
 
   int iVal = (int) m_isSpline;
-  clause->AssignAttributeValue("is_spline", &iVal);
+  clause->AssignAttributeValue(wxT("is_spline"), &iVal);
   m_isSpline = (iVal != 0);
 
   iVal = (int) m_maintainStraightLines;
-  clause->AssignAttributeValue("keep_lines_straight", &iVal);
+  clause->AssignAttributeValue(wxT("keep_lines_straight"), &iVal);
   m_maintainStraightLines = (iVal != 0);
 
-  clause->AssignAttributeValue("align_start", &m_alignmentStart);
-  clause->AssignAttributeValue("align_end", &m_alignmentEnd);
+  clause->AssignAttributeValue(wxT("align_start"), &m_alignmentStart);
+  clause->AssignAttributeValue(wxT("align_end"), &m_alignmentEnd);
 
   // Compatibility: check for no regions.
-  if (m_regions.Number() == 0)
+  if (m_regions.GetCount() == 0)
   {
     wxShapeRegion *newRegion = new wxShapeRegion;
-    newRegion->SetName("Middle");
+    newRegion->SetName(_T("Middle"));
     newRegion->SetSize(150, 50);
     m_regions.Append((wxObject *)newRegion);
-    if (m_text.Number() > 0)
+    if (m_text.GetCount() > 0)
     {
       newRegion->ClearText();
-      wxNode *node = m_text.First();
+      wxNode *node = m_text.GetFirst();
       while (node)
       {
-        wxShapeTextLine *textLine = (wxShapeTextLine *)node->Data();
-        wxNode *next = node->Next();
+        wxShapeTextLine *textLine = (wxShapeTextLine *)node->GetData();
+        wxNode *next = node->GetNext();
         newRegion->GetFormattedText().Append((wxObject *)textLine);
         delete node;
         node = next;
@@ -1475,12 +1466,12 @@ void wxLineShape::ReadAttributes(wxExpr *clause)
     }
 
     newRegion = new wxShapeRegion;
-    newRegion->SetName("Start");
+    newRegion->SetName(wxT("Start"));
     newRegion->SetSize(150, 50);
     m_regions.Append((wxObject *)newRegion);
 
     newRegion = new wxShapeRegion;
-    newRegion->SetName("End");
+    newRegion->SetName(wxT("End"));
     newRegion->SetSize(150, 50);
     m_regions.Append((wxObject *)newRegion);
   }
@@ -1488,14 +1479,14 @@ void wxLineShape::ReadAttributes(wxExpr *clause)
   m_attachmentTo = 0;
   m_attachmentFrom = 0;
 
-  clause->AssignAttributeValue("attachment_to", &m_attachmentTo);
-  clause->AssignAttributeValue("attachment_from", &m_attachmentFrom);
+  clause->AssignAttributeValue(wxT("attachment_to"), &m_attachmentTo);
+  clause->AssignAttributeValue(wxT("attachment_from"), &m_attachmentFrom);
 
   wxExpr *line_list = NULL;
 
   // When image is created, there are default control points. Override
   // them if there are some in the file.
-  clause->AssignAttributeValue("controls", &line_list);
+  clause->AssignAttributeValue(wxT("controls"), &line_list);
 
   if (line_list)
   {
@@ -1527,7 +1518,7 @@ void wxLineShape::ReadAttributes(wxExpr *clause)
   // Read arrow list, for new OGL code
   wxExpr *arrow_list = NULL;
 
-  clause->AssignAttributeValue("arrows", &arrow_list);
+  clause->AssignAttributeValue(wxT("arrows"), &arrow_list);
   if (arrow_list)
   {
     wxExpr *node = arrow_list->value.first;
@@ -1538,7 +1529,7 @@ void wxLineShape::ReadAttributes(wxExpr *clause)
       int arrowEnd = 0;
       double xOffset = 0.0;
       double arrowSize = 0.0;
-      wxString arrowName("");
+      wxString arrowName;
       long arrowId = -1;
 
       wxExpr *type_expr = node->Nth(0);
@@ -1553,7 +1544,7 @@ void wxLineShape::ReadAttributes(wxExpr *clause)
       wxExpr *spacingExpr = node->Nth(7);
 
       if (type_expr)
-        arrowType = (int)type_expr->IntegerValue();
+          arrowType = (WXTYPE)type_expr->IntegerValue();
       if (end_expr)
         arrowEnd = (int)end_expr->IntegerValue();
       if (dist_expr)
@@ -1570,7 +1561,7 @@ void wxLineShape::ReadAttributes(wxExpr *clause)
       else
         wxRegisterId(arrowId);
 
-      wxArrowHead *arrowHead = AddArrow(arrowType, arrowEnd, arrowSize, xOffset, (char*) (const char*) arrowName, NULL, arrowId);
+      wxArrowHead *arrowHead = AddArrow(arrowType, arrowEnd, arrowSize, xOffset, arrowName, NULL, arrowId);
       if (yOffsetExpr)
         arrowHead->SetYOffset(yOffsetExpr->RealValue());
       if (spacingExpr)
@@ -1600,11 +1591,11 @@ void wxLineShape::Copy(wxShape& copy)
   lineCopy.m_maintainStraightLines = m_maintainStraightLines;
   lineCopy.m_lineOrientations.Clear();
 
-  wxNode *node = m_lineOrientations.First();
+  wxNode *node = m_lineOrientations.GetFirst();
   while (node)
   {
-    lineCopy.m_lineOrientations.Append(node->Data());
-    node = node->Next();
+    lineCopy.m_lineOrientations.Append(node->GetData());
+    node = node->GetNext();
   }
 
   if (lineCopy.m_lineControlPoints)
@@ -1615,23 +1606,23 @@ void wxLineShape::Copy(wxShape& copy)
 
   lineCopy.m_lineControlPoints = new wxList;
 
-  node = m_lineControlPoints->First();
+  node = m_lineControlPoints->GetFirst();
   while (node)
   {
-    wxRealPoint *point = (wxRealPoint *)node->Data();
+    wxRealPoint *point = (wxRealPoint *)node->GetData();
     wxRealPoint *new_point = new wxRealPoint(point->x, point->y);
     lineCopy.m_lineControlPoints->Append((wxObject*) new_point);
-    node = node->Next();
+    node = node->GetNext();
   }
 
   // Copy arrows
   lineCopy.ClearArrowsAtPosition(-1);
-  node = m_arcArrows.First();
+  node = m_arcArrows.GetFirst();
   while (node)
   {
-    wxArrowHead *arrow = (wxArrowHead *)node->Data();
+    wxArrowHead *arrow = (wxArrowHead *)node->GetData();
     lineCopy.m_arcArrows.Append(new wxArrowHead(*arrow));
-    node = node->Next();
+    node = node->GetNext();
   }
 }
 
@@ -1643,11 +1634,11 @@ void wxLineShape::Select(bool select, wxDC* dc)
   {
     for (int i = 0; i < 3; i++)
     {
-      wxNode *node = m_regions.Nth(i);
+      wxNode *node = m_regions.Item(i);
       if (node)
       {
-        wxShapeRegion *region = (wxShapeRegion *)node->Data();
-        if (region->m_formattedText.Number() > 0)
+        wxShapeRegion *region = (wxShapeRegion *)node->GetData();
+        if (region->m_formattedText.GetCount() > 0)
         {
           double w, h, x, y, xx, yy;
           region->GetSize(&w, &h);
@@ -1655,16 +1646,16 @@ void wxLineShape::Select(bool select, wxDC* dc)
           GetLabelPosition(i, &xx, &yy);
           if (m_labelObjects[i])
           {
-            m_labelObjects[i]->Select(FALSE);
+            m_labelObjects[i]->Select(false);
             m_labelObjects[i]->RemoveFromCanvas(m_canvas);
             delete m_labelObjects[i];
           }
           m_labelObjects[i] = OnCreateLabelShape(this, region, w, h);
           m_labelObjects[i]->AddToCanvas(m_canvas);
-          m_labelObjects[i]->Show(TRUE);
+          m_labelObjects[i]->Show(true);
           if (dc)
             m_labelObjects[i]->Move(*dc, (double)(x + xx), (double)(y + yy));
-          m_labelObjects[i]->Select(TRUE, dc);
+          m_labelObjects[i]->Select(true, dc);
         }
       }
     }
@@ -1675,7 +1666,7 @@ void wxLineShape::Select(bool select, wxDC* dc)
     {
       if (m_labelObjects[i])
       {
-        m_labelObjects[i]->Select(FALSE, dc);
+        m_labelObjects[i]->Select(false, dc);
         m_labelObjects[i]->Erase(*dc);
         m_labelObjects[i]->RemoveFromCanvas(m_canvas);
         delete m_labelObjects[i];
@@ -1728,7 +1719,7 @@ void wxLineControlPoint::OnEndDragLeft(double x, double y, int keys, int attachm
 
 // Control points ('handles') redirect control to the actual shape, to make it easier
 // to override sizing behaviour.
-void wxLineShape::OnSizingDragLeft(wxControlPoint* pt, bool draw, double x, double y, int keys, int attachment)
+void wxLineShape::OnSizingDragLeft(wxControlPoint* pt, bool WXUNUSED(draw), double x, double y, int WXUNUSED(keys), int WXUNUSED(attachment))
 {
   wxLineControlPoint* lpt = (wxLineControlPoint*) pt;
 
@@ -1737,7 +1728,7 @@ void wxLineShape::OnSizingDragLeft(wxControlPoint* pt, bool draw, double x, doub
 
   dc.SetLogicalFunction(OGLRBLF);
 
-  wxPen dottedPen(wxColour(0, 0, 0), 1, wxDOT);
+  wxPen dottedPen(*wxBLACK, 1, wxDOT);
   dc.SetPen(dottedPen);
   dc.SetBrush((* wxTRANSPARENT_BRUSH));
 
@@ -1750,14 +1741,14 @@ void wxLineShape::OnSizingDragLeft(wxControlPoint* pt, bool draw, double x, doub
 
     wxLineShape *lineShape = (wxLineShape *)this;
 
-    wxPen *old_pen = lineShape->GetPen();
-    wxBrush *old_brush = lineShape->GetBrush();
+    const wxPen *old_pen = lineShape->GetPen();
+    const wxBrush *old_brush = lineShape->GetBrush();
 
-    wxPen dottedPen(wxColour(0, 0, 0), 1, wxDOT);
+    wxPen dottedPen(*wxBLACK, 1, wxDOT);
     lineShape->SetPen(& dottedPen);
     lineShape->SetBrush(wxTRANSPARENT_BRUSH);
 
-    lineShape->GetEventHandler()->OnMoveLink(dc, FALSE);
+    lineShape->GetEventHandler()->OnMoveLink(dc, false);
 
     lineShape->SetPen(old_pen);
     lineShape->SetBrush(old_brush);
@@ -1770,7 +1761,7 @@ void wxLineShape::OnSizingDragLeft(wxControlPoint* pt, bool draw, double x, doub
 
 }
 
-void wxLineShape::OnSizingBeginDragLeft(wxControlPoint* pt, double x, double y, int keys, int attachment)
+void wxLineShape::OnSizingBeginDragLeft(wxControlPoint* pt, double x, double y, int WXUNUSED(keys), int WXUNUSED(attachment))
 {
   wxLineControlPoint* lpt = (wxLineControlPoint*) pt;
 
@@ -1792,20 +1783,20 @@ void wxLineShape::OnSizingBeginDragLeft(wxControlPoint* pt, double x, double y,
     lineShape->GetTo()->OnDraw(dc);
     lineShape->GetTo()->OnDrawContents(dc);
 
-    this->SetDisableLabel(TRUE);
+    this->SetDisableLabel(true);
     dc.SetLogicalFunction(OGLRBLF);
 
     lpt->m_xpos = x; lpt->m_ypos = y;
     lpt->m_point->x = x; lpt->m_point->y = y;
 
-    wxPen *old_pen = lineShape->GetPen();
-    wxBrush *old_brush = lineShape->GetBrush();
+    const wxPen *old_pen = lineShape->GetPen();
+    const wxBrush *old_brush = lineShape->GetBrush();
 
-    wxPen dottedPen(wxColour(0, 0, 0), 1, wxDOT);
+    wxPen dottedPen(*wxBLACK, 1, wxDOT);
     lineShape->SetPen(& dottedPen);
     lineShape->SetBrush(wxTRANSPARENT_BRUSH);
 
-    lineShape->GetEventHandler()->OnMoveLink(dc, FALSE);
+    lineShape->GetEventHandler()->OnMoveLink(dc, false);
 
     lineShape->SetPen(old_pen);
     lineShape->SetBrush(old_brush);
@@ -1813,19 +1804,19 @@ void wxLineShape::OnSizingBeginDragLeft(wxControlPoint* pt, double x, double y,
 
   if (lpt->m_type == CONTROL_POINT_ENDPOINT_FROM || lpt->m_type == CONTROL_POINT_ENDPOINT_TO)
   {
-    m_canvas->SetCursor(* g_oglBullseyeCursor);
+    m_canvas->SetCursor(wxCursor(wxCURSOR_BULLSEYE));
     lpt->m_oldCursor = wxSTANDARD_CURSOR;
   }
 }
 
-void wxLineShape::OnSizingEndDragLeft(wxControlPoint* pt, double x, double y, int keys, int attachment)
+void wxLineShape::OnSizingEndDragLeft(wxControlPoint* pt, double x, double y, int WXUNUSED(keys), int WXUNUSED(attachment))
 {
   wxLineControlPoint* lpt = (wxLineControlPoint*) pt;
 
   wxClientDC dc(GetCanvas());
   GetCanvas()->PrepareDC(dc);
 
-  this->SetDisableLabel(FALSE);
+  this->SetDisableLabel(false);
   wxLineShape *lineShape = (wxLineShape *)this;
 
   if (lpt->m_type == CONTROL_POINT_LINE)
@@ -1874,8 +1865,8 @@ void wxLineShape::OnSizingEndDragLeft(wxControlPoint* pt, double x, double y, in
   // Needed?
 #if 0
   int i = 0;
-  for (i = 0; i < lineShape->GetLineControlPoints()->Number(); i++)
-    if (((wxRealPoint *)(lineShape->GetLineControlPoints()->Nth(i)->Data())) == lpt->m_point)
+  for (i = 0; i < lineShape->GetLineControlPoints()->GetCount(); i++)
+    if (((wxRealPoint *)(lineShape->GetLineControlPoints()->Item(i)->GetData())) == lpt->m_point)
       break;
 
   // N.B. in OnMoveControlPoint, an event handler in Hardy could have deselected
@@ -1894,7 +1885,7 @@ bool wxLineShape::OnMoveMiddleControlPoint(wxDC& dc, wxLineControlPoint* lpt, co
 
     GetEventHandler()->OnMoveLink(dc);
 
-    return TRUE;
+    return true;
 }
 
 // Implement movement of endpoint to a new attachment
@@ -1929,7 +1920,7 @@ void wxLineControlPoint::OnBeginDragRight(double x, double y, int keys, int atta
       lineShape->GetTo()->GetEventHandler()->OnDraw(dc);
       lineShape->GetTo()->GetEventHandler()->OnDrawContents(dc);
     }
-    m_canvas->SetCursor(g_oglBullseyeCursor);
+    m_canvas->SetCursor(wxCursor(wxCURSOR_BULLSEYE));
     m_oldCursor = wxSTANDARD_CURSOR;
   }
 }
@@ -1981,8 +1972,8 @@ void wxLineControlPoint::OnEndDragRight(double x, double y, int keys, int attach
     }
   }
   int i = 0;
-  for (i = 0; i < lineShape->GetLineControlPoints()->Number(); i++)
-    if (((wxRealPoint *)(lineShape->GetLineControlPoints()->Nth(i)->Data())) == m_point)
+  for (i = 0; i < lineShape->GetLineControlPoints()->GetCount(); i++)
+    if (((wxRealPoint *)(lineShape->GetLineControlPoints()->Item(i)->GetData())) == m_point)
       break;
   lineShape->OnMoveControlPoint(i+1, x, y);
   if (!m_canvas->GetQuickEditMode()) m_canvas->Redraw(dc);
@@ -2023,33 +2014,33 @@ wxArrowHead *wxLineShape::AddArrow(WXTYPE type, int end, double size, double xOf
  */
 bool wxLineShape::AddArrowOrdered(wxArrowHead *arrow, wxList& referenceList, int end)
 {
-  wxNode *refNode = referenceList.First();
-  wxNode *currNode = m_arcArrows.First();
+  wxNode *refNode = referenceList.GetFirst();
+  wxNode *currNode = m_arcArrows.GetFirst();
   wxString targetName(arrow->GetName());
-  if (!refNode) return FALSE;
+  if (!refNode) return false;
 
   // First check whether we need to insert in front of list,
   // because this arrowhead is the first in the reference
   // list and should therefore be first in the current list.
-  wxArrowHead *refArrow = (wxArrowHead *)refNode->Data();
+  wxArrowHead *refArrow = (wxArrowHead *)refNode->GetData();
   if (refArrow->GetName() == targetName)
   {
     m_arcArrows.Insert(arrow);
-    return TRUE;
+    return true;
   }
 
+  wxArrowHead *currArrow = (wxArrowHead *)currNode->GetData();
   while (refNode && currNode)
   {
-    wxArrowHead *currArrow = (wxArrowHead *)currNode->Data();
-    refArrow = (wxArrowHead *)refNode->Data();
+    refArrow = (wxArrowHead *)refNode->GetData();
 
     // Matching: advance current arrow pointer
     if ((currArrow->GetArrowEnd() == end) &&
         (currArrow->GetName() == refArrow->GetName()))
     {
-      currNode = currNode->Next(); // Could be NULL now
+      currNode = currNode->GetNext(); // Could be NULL now
       if (currNode)
-        currArrow = (wxArrowHead *)currNode->Data();
+        currArrow = (wxArrowHead *)currNode->GetData();
     }
 
     // Check if we're at the correct position in the
@@ -2060,21 +2051,21 @@ bool wxLineShape::AddArrowOrdered(wxArrowHead *arrow, wxList& referenceList, int
         m_arcArrows.Insert(currNode, arrow);
       else
         m_arcArrows.Append(arrow);
-      return TRUE;
+      return true;
     }
-    refNode = refNode->Next();
+    refNode = refNode->GetNext();
   }
   m_arcArrows.Append(arrow);
-  return TRUE;
+  return true;
 }
 
 void wxLineShape::ClearArrowsAtPosition(int end)
 {
-  wxNode *node = m_arcArrows.First();
+  wxNode *node = m_arcArrows.GetFirst();
   while (node)
   {
-    wxArrowHead *arrow = (wxArrowHead *)node->Data();
-    wxNode *next = node->Next();
+    wxArrowHead *arrow = (wxArrowHead *)node->GetData();
+    wxNode *next = node->GetNext();
     switch (end)
     {
       case -1:
@@ -2117,19 +2108,19 @@ void wxLineShape::ClearArrowsAtPosition(int end)
 
 bool wxLineShape::ClearArrow(const wxString& name)
 {
-  wxNode *node = m_arcArrows.First();
+  wxNode *node = m_arcArrows.GetFirst();
   while (node)
   {
-    wxArrowHead *arrow = (wxArrowHead *)node->Data();
+    wxArrowHead *arrow = (wxArrowHead *)node->GetData();
     if (arrow->GetName() == name)
     {
       delete arrow;
       delete node;
-      return TRUE;
+      return true;
     }
-    node = node->Next();
+    node = node->GetNext();
   }
-  return FALSE;
+  return false;
 }
 
 /*
@@ -2139,27 +2130,27 @@ bool wxLineShape::ClearArrow(const wxString& name)
 
 wxArrowHead *wxLineShape::FindArrowHead(int position, const wxString& name)
 {
-  wxNode *node = m_arcArrows.First();
+  wxNode *node = m_arcArrows.GetFirst();
   while (node)
   {
-    wxArrowHead *arrow = (wxArrowHead *)node->Data();
+    wxArrowHead *arrow = (wxArrowHead *)node->GetData();
     if (((position == -1) || (position == arrow->GetArrowEnd())) &&
         (arrow->GetName() == name))
       return arrow;
-    node = node->Next();
+    node = node->GetNext();
   }
   return NULL;
 }
 
 wxArrowHead *wxLineShape::FindArrowHead(long arrowId)
 {
-  wxNode *node = m_arcArrows.First();
+  wxNode *node = m_arcArrows.GetFirst();
   while (node)
   {
-    wxArrowHead *arrow = (wxArrowHead *)node->Data();
+    wxArrowHead *arrow = (wxArrowHead *)node->GetData();
     if (arrowId == arrow->GetId())
       return arrow;
-    node = node->Next();
+    node = node->GetNext();
   }
   return NULL;
 }
@@ -2171,38 +2162,38 @@ wxArrowHead *wxLineShape::FindArrowHead(long arrowId)
 
 bool wxLineShape::DeleteArrowHead(int position, const wxString& name)
 {
-  wxNode *node = m_arcArrows.First();
+  wxNode *node = m_arcArrows.GetFirst();
   while (node)
   {
-    wxArrowHead *arrow = (wxArrowHead *)node->Data();
+    wxArrowHead *arrow = (wxArrowHead *)node->GetData();
     if (((position == -1) || (position == arrow->GetArrowEnd())) &&
         (arrow->GetName() == name))
     {
       delete arrow;
       delete node;
-      return TRUE;
+      return true;
     }
-    node = node->Next();
+    node = node->GetNext();
   }
-  return FALSE;
+  return false;
 }
 
 // Overloaded DeleteArrowHead: pass arrowhead id.
 bool wxLineShape::DeleteArrowHead(long id)
 {
-  wxNode *node = m_arcArrows.First();
+  wxNode *node = m_arcArrows.GetFirst();
   while (node)
   {
-    wxArrowHead *arrow = (wxArrowHead *)node->Data();
+    wxArrowHead *arrow = (wxArrowHead *)node->GetData();
     if (arrow->GetId() == id)
     {
       delete arrow;
       delete node;
-      return TRUE;
+      return true;
     }
-    node = node->Next();
+    node = node->GetNext();
   }
-  return FALSE;
+  return false;
 }
 
 /*
@@ -2214,15 +2205,15 @@ bool wxLineShape::DeleteArrowHead(long id)
 double wxLineShape::FindMinimumWidth()
 {
   double minWidth = 0.0;
-  wxNode *node = m_arcArrows.First();
+  wxNode *node = m_arcArrows.GetFirst();
   while (node)
   {
-    wxArrowHead *arrowHead = (wxArrowHead *)node->Data();
+    wxArrowHead *arrowHead = (wxArrowHead *)node->GetData();
     minWidth += arrowHead->GetSize();
-    if (node->Next())
+    if (node->GetNext())
       minWidth += arrowHead->GetSpacing();
 
-    node = node->Next();
+    node = node->GetNext();
   }
   // We have ABSOLUTE minimum now. So
   // scale it to give it reasonable aesthetics
@@ -2319,8 +2310,8 @@ int wxLineShape::GetAlignmentType(bool isEnd)
 
 wxRealPoint *wxLineShape::GetNextControlPoint(wxShape *nodeObject)
 {
-  int n = m_lineControlPoints->Number();
-  int nn = 0;
+  int n = m_lineControlPoints->GetCount();
+  int nn;
   if (m_to == nodeObject)
   {
     // Must be END of line, so we want (n - 1)th control point.
@@ -2328,13 +2319,13 @@ wxRealPoint *wxLineShape::GetNextControlPoint(wxShape *nodeObject)
     nn = n - 2;
   }
   else nn = 1;
-  wxNode *node = m_lineControlPoints->Nth(nn);
+  wxNode *node = m_lineControlPoints->Item(nn);
   if (node)
   {
-    return (wxRealPoint *)node->Data();
+    return (wxRealPoint *)node->GetData();
   }
   else
-    return FALSE;
+    return NULL;
 }
 
 /*
@@ -2359,7 +2350,7 @@ wxArrowHead::wxArrowHead(WXTYPE type, int end, double size, double dist, const w
     m_id = wxNewId();
 }
 
-wxArrowHead::wxArrowHead(wxArrowHead& toCopy)
+wxArrowHead::wxArrowHead(wxArrowHead& toCopy):wxObject()
 {
   m_arrowType = toCopy.m_arrowType; m_arrowEnd = toCopy.GetArrowEnd();
   m_arrowSize = toCopy.m_arrowSize;
@@ -2411,7 +2402,7 @@ wxLabelShape::wxLabelShape(wxLineShape *parent, wxShapeRegion *region, double w,
 {
   m_lineShape = parent;
   m_shapeRegion = region;
-  SetPen(wxThePenList->FindOrCreatePen(wxColour(0, 0, 0), 1, wxDOT));
+  SetPen(wxThePenList->FindOrCreatePen(*wxBLACK, 1, wxDOT));
 }
 
 wxLabelShape::~wxLabelShape()
@@ -2441,7 +2432,7 @@ void wxLabelShape::OnDraw(wxDC& dc)
       dc.DrawRectangle(WXROUND(x1), WXROUND(y1), WXROUND(m_width), WXROUND(m_height));
 }
 
-void wxLabelShape::OnDrawContents(wxDC& dc)
+void wxLabelShape::OnDrawContents(wxDC& WXUNUSED(dc))
 {
 }
 
@@ -2465,20 +2456,20 @@ bool wxLabelShape::OnMovePre(wxDC& dc, double x, double y, double old_x, double
     return m_lineShape->OnLabelMovePre(dc, this, x, y, old_x, old_y, display);
 }
 
-bool wxLineShape::OnLabelMovePre(wxDC& dc, wxLabelShape* labelShape, double x, double y, double old_x, double old_y, bool display)
+bool wxLineShape::OnLabelMovePre(wxDC& dc, wxLabelShape* labelShape, double x, double y, double WXUNUSED(old_x), double WXUNUSED(old_y), bool WXUNUSED(display))
 {
   labelShape->m_shapeRegion->SetSize(labelShape->GetWidth(), labelShape->GetHeight());
 
   // Find position in line's region list
   int i = 0;
-  wxNode *node = GetRegions().First();
+  wxNode *node = GetRegions().GetFirst();
   while (node)
   {
-    if (labelShape->m_shapeRegion == (wxShapeRegion *)node->Data())
+    if (labelShape->m_shapeRegion == (wxShapeRegion *)node->GetData())
       node = NULL;
     else
     {
-      node = node->Next();
+      node = node->GetNext();
       i ++;
     }
   }
@@ -2499,7 +2490,7 @@ bool wxLineShape::OnLabelMovePre(wxDC& dc, wxLabelShape* labelShape, double x, d
     labelShape->FormatText(dc, s, i);
     DrawRegion(dc, labelShape->m_shapeRegion, xx, yy);
   }
-  return TRUE;
+  return true;
 }
 
 // Divert left and right clicks to line object
@@ -2512,4 +2503,3 @@ void wxLabelShape::OnRightClick(double x, double y, int keys, int attachment)
 {
   m_lineShape->GetEventHandler()->OnRightClick(x, y, keys, attachment);
 }
-