getting rid of redundant redraws

[wxWidgets.git] / src / os2 / dc.cpp

diff --git a/src/os2/dc.cpp b/src/os2/dc.cpp
index 2af455913a8cf71e483fea2afcd6e13f477f4ab7..56f4dacc081eccc61f98197f5add4a86e7a7e844 100644 (file)
--- a/src/os2/dc.cpp
+++ b/src/os2/dc.cpp
@@ -23,35 +23,37 @@
     #include "wx/log.h"
     #include "wx/icon.h"
     #include "wx/msgdlg.h"
     #include "wx/log.h"
     #include "wx/icon.h"
     #include "wx/msgdlg.h"

-    #include "wx/module.h"
+#if wxUSE_STATUSBAR
+    #include "wx/statusbr.h"
+#endif

 #endif
 
 #endif
 

+#include "wx/module.h"

 #include "wx/dcprint.h"
 
 #include <string.h>
 #include "wx/dcprint.h"
 
 #include <string.h>

-#include <math.h>

 
 #include "wx/os2/private.h"
 
     IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
 
 //
 
 #include "wx/os2/private.h"
 
     IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
 
 //

-// wxWindows uses the Microsoft convention that the origin is the UPPER left.
+// wxWidgets uses the Microsoft convention that the origin is the UPPER left.

 // Native OS/2 however in the GPI and PM define the origin as the LOWER left.
 // Native OS/2 however in the GPI and PM define the origin as the LOWER left.

-// In order to map OS/2 GPI/PM y coordinates to wxWindows coordinates we must
+// In order to map OS/2 GPI/PM y coordinates to wxWidgets coordinates we must

 // perform the following transformation:
 //
 // Parent object height:     POBJHEIGHT
 // Desried origin:           WXORIGINY
 // Object to place's height: OBJHEIGHT
 //
 // perform the following transformation:
 //
 // Parent object height:     POBJHEIGHT
 // Desried origin:           WXORIGINY
 // Object to place's height: OBJHEIGHT
 //

-// To get the OS2 position from the wxWindows one:
+// To get the OS2 position from the wxWidgets one:

 //
 // OS2Y = POBJHEIGHT - (WXORIGINY + OBJHEIGHT)
 //
 // For OS/2 wxDC's we will always determine m_vRclPaint as the size of the
 // OS/2 Presentation Space associated with the device context.  y is the
 //
 // OS2Y = POBJHEIGHT - (WXORIGINY + OBJHEIGHT)
 //
 // For OS/2 wxDC's we will always determine m_vRclPaint as the size of the
 // OS/2 Presentation Space associated with the device context.  y is the

-// desired application's y coordinate of the origin in wxWindows space.
+// desired application's y coordinate of the origin in wxWidgets space.

 // objy is the height of the object we are going to draw.
 //
 #define OS2Y(y, objy) ((m_vRclPaint.yTop - m_vRclPaint.yBottom) - (y + objy))
 // objy is the height of the object we are going to draw.
 //
 #define OS2Y(y, objy) ((m_vRclPaint.yTop - m_vRclPaint.yBottom) - (y + objy))


@@ -65,11 +67,6 @@ static const int VIEWPORT_EXTENT = 1000;
 static const int MM_POINTS = 9;
 static const int MM_METRIC = 10;
 
 static const int MM_POINTS = 9;
 static const int MM_METRIC = 10;
 

-// usually this is defined in math.h
-#ifndef M_PI
-    static const double M_PI = 3.14159265358979323846;
-#endif // M_PI
-

 // ---------------------------------------------------------------------------
 // private functions
 // ---------------------------------------------------------------------------
 // ---------------------------------------------------------------------------
 // private functions
 // ---------------------------------------------------------------------------


@@ -313,19 +310,19 @@ void wxDC::AddToDCCache(
 
 void wxDC::ClearCache()
 {
 
 void wxDC::ClearCache()
 {

-    m_svBitmapCache.DeleteContents(TRUE);
+    m_svBitmapCache.DeleteContents(true);

     m_svBitmapCache.Clear();
     m_svBitmapCache.Clear();

-    m_svBitmapCache.DeleteContents(FALSE);
-    m_svDCCache.DeleteContents(TRUE);
+    m_svBitmapCache.DeleteContents(false);
+    m_svDCCache.DeleteContents(true);

     m_svDCCache.Clear();
     m_svDCCache.Clear();

-    m_svDCCache.DeleteContents(FALSE);
+    m_svDCCache.DeleteContents(false);

 } // end of wxDC::ClearCache
 
 // Clean up cache at app exit
 class wxDCModule : public wxModule
 {
 public:
 } // end of wxDC::ClearCache
 
 // Clean up cache at app exit
 class wxDCModule : public wxModule
 {
 public:

-    virtual bool OnInit() { return TRUE; }
+    virtual bool OnInit() { return true; }

     virtual void OnExit() { wxDC::ClearCache(); }
 
 private:
     virtual void OnExit() { wxDC::ClearCache(); }
 
 private:


@@ -342,8 +339,6 @@ IMPLEMENT_DYNAMIC_CLASS(wxDCModule, wxModule)
 
 wxDC::wxDC(void)
 {
 
 wxDC::wxDC(void)
 {

-    wxColour                        vColor;
-

     m_pCanvas      = NULL;
 
     m_hOldBitmap   = 0;
     m_pCanvas      = NULL;
 
     m_hOldBitmap   = 0;


@@ -352,16 +347,18 @@ wxDC::wxDC(void)
     m_hOldFont     = 0;
     m_hOldPalette  = 0;
 
     m_hOldFont     = 0;
     m_hOldPalette  = 0;
 

-    m_bOwnsDC      = FALSE;
+    m_bOwnsDC      = false;

     m_hDC          = 0;
     m_hOldPS       = NULL;
     m_hPS          = NULL;
     m_hDC          = 0;
     m_hOldPS       = NULL;
     m_hPS          = NULL;

-    m_bIsPaintTime = FALSE; // True at Paint Time
+    m_bIsPaintTime = false; // True at Paint Time

 
 

-    vColor.InitFromName("BLACK");
+    wxColour vColor( wxT("BLACK") );

     m_pen.SetColour(vColor);
     m_pen.SetColour(vColor);

-    vColor.Set("WHITE");
+
+    vColor.Set( wxT("WHITE") );

     m_brush.SetColour(vColor);
     m_brush.SetColour(vColor);

+

 } // end of wxDC::wxDC
 
 wxDC::~wxDC(void)
 } // end of wxDC::wxDC
 
 wxDC::~wxDC(void)


@@ -456,7 +453,7 @@ void wxDC::DoSetClippingRegion(
     RECTL                           vRect;
 
     vY = OS2Y(vY,vHeight);
     RECTL                           vRect;
 
     vY = OS2Y(vY,vHeight);

-    m_clipping    = TRUE;
+    m_clipping    = true;

     vRect.xLeft   = vX;
     vRect.yTop    = vY + vHeight;
     vRect.xRight  = vX + vWidth;
     vRect.xLeft   = vX;
     vRect.yTop    = vY + vHeight;
     vRect.xRight  = vX + vWidth;


@@ -472,7 +469,7 @@ void wxDC::DoSetClippingRegionAsRegion(
      wxCHECK_RET(rRegion.GetHRGN(), wxT("invalid clipping region"));
      HRGN                           hRgnOld;
 
      wxCHECK_RET(rRegion.GetHRGN(), wxT("invalid clipping region"));
      HRGN                           hRgnOld;
 

-     m_clipping = TRUE;
+     m_clipping = true;

      ::GpiSetClipRegion( m_hPS
                         ,(HRGN)rRegion.GetHRGN()
                         ,&hRgnOld
      ::GpiSetClipRegion( m_hPS
                         ,(HRGN)rRegion.GetHRGN()
                         ,&hRgnOld


@@ -500,7 +497,7 @@ void wxDC::DestroyClippingRegion(void)
 
          ::GpiSetClipRegion(m_hPS, hRgn, &hRgnOld);
      }
 
          ::GpiSetClipRegion(m_hPS, hRgn, &hRgnOld);
      }

-      m_clipping = FALSE;
+    ResetClipping();

 } // end of wxDC::DestroyClippingRegion
 
 // ---------------------------------------------------------------------------
 } // end of wxDC::DestroyClippingRegion
 
 // ---------------------------------------------------------------------------


@@ -509,7 +506,7 @@ void wxDC::DestroyClippingRegion(void)
 
 bool wxDC::CanDrawBitmap() const
 {
 
 bool wxDC::CanDrawBitmap() const
 {

-    return TRUE;
+    return true;

 }
 
 bool wxDC::CanGetTextExtent() const
 }
 
 bool wxDC::CanGetTextExtent() const


@@ -523,7 +520,7 @@ bool wxDC::CanGetTextExtent() const
 int wxDC::GetDepth() const
 {
     LONG                            lArray[CAPS_COLOR_BITCOUNT];
 int wxDC::GetDepth() const
 {
     LONG                            lArray[CAPS_COLOR_BITCOUNT];

-    int                             nBitsPerPixel;
+    int                             nBitsPerPixel = 0;

 
     if(::DevQueryCaps( GetHDC()
                       ,CAPS_FAMILY
 
     if(::DevQueryCaps( GetHDC()
                       ,CAPS_FAMILY


@@ -568,7 +565,7 @@ bool wxDC::DoFloodFill(
     LONG                            lColor;
     LONG                            lOptions;
     LONG                            lHits;
     LONG                            lColor;
     LONG                            lOptions;
     LONG                            lHits;

-    bool                            bSuccess = FALSE;
+    bool                            bSuccess = false;

 
     vPtlPos.x = vX;             // Loads x-coordinate
     vPtlPos.y = OS2Y(vY,0);     // Loads y-coordinate
 
     vPtlPos.x = vX;             // Loads x-coordinate
     vPtlPos.y = OS2Y(vY,0);     // Loads y-coordinate


@@ -579,8 +576,9 @@ bool wxDC::DoFloodFill(
         lOptions = FF_SURFACE;
 
     if ((lHits = ::GpiFloodFill(m_hPS, lOptions, lColor)) != GPI_ERROR)
         lOptions = FF_SURFACE;
 
     if ((lHits = ::GpiFloodFill(m_hPS, lOptions, lColor)) != GPI_ERROR)

-        bSuccess = TRUE;
-    return TRUE;
+        bSuccess = true;
+
+    return true;

 } // end of wxDC::DoFloodFill
 
 bool wxDC::DoGetPixel(
 } // end of wxDC::DoFloodFill
 
 bool wxDC::DoGetPixel(


@@ -714,8 +712,6 @@ void wxDC::DoDrawArc(
 {
      POINTL                         vPtlPos;
      POINTL                         vPtlArc[2]; // Structure for current position
 {
      POINTL                         vPtlPos;
      POINTL                         vPtlArc[2]; // Structure for current position

-     int                            nDx;
-     int                            nDy;

      double                         dRadius;
      double                         dAngl1;
      double                         dAngl2;
      double                         dRadius;
      double                         dAngl1;
      double                         dAngl2;


@@ -752,8 +748,8 @@ void wxDC::DoDrawArc(
         // Medium point
         //
         dAnglmid = (dAngl1 + dAngl2)/2. + M_PI;
         // Medium point
         //
         dAnglmid = (dAngl1 + dAngl2)/2. + M_PI;

-        vXm      = vXc + dRadius * cos(dAnglmid);
-        vYm      = vYc + dRadius * sin(dAnglmid);
+        vXm      = (wxCoord)(vXc + dRadius * cos(dAnglmid));
+        vYm      = (wxCoord)(vYc + dRadius * sin(dAnglmid));

         DoDrawArc( vX1, vY1
                   ,vXm, vYm
                   ,vXc, vYc
         DoDrawArc( vX1, vY1
                   ,vXm, vYm
                   ,vXc, vYc


@@ -769,8 +765,8 @@ void wxDC::DoDrawArc(
     // Medium point
     //
     dAnglmid = (dAngl1 + dAngl2)/2.;
     // Medium point
     //
     dAnglmid = (dAngl1 + dAngl2)/2.;

-    vXm      = vXc + dRadius * cos(dAnglmid);
-    vYm      = vYc + dRadius * sin(dAnglmid);
+    vXm      = (wxCoord)(vXc + dRadius * cos(dAnglmid));
+    vYm      = (wxCoord)(vYc + dRadius * sin(dAnglmid));

 
     //
     // Ellipse main axis (r,q), (p,s) with center at (0,0) */
 
     //
     // Ellipse main axis (r,q), (p,s) with center at (0,0) */


@@ -789,11 +785,11 @@ void wxDC::DoDrawArc(
     vPtlArc[1].x = vX2;
     vPtlArc[1].y = vY2;
     ::GpiPointArc(m_hPS, vPtlArc); // Draws the arc
     vPtlArc[1].x = vX2;
     vPtlArc[1].y = vY2;
     ::GpiPointArc(m_hPS, vPtlArc); // Draws the arc

-    CalcBoundingBox( (vXc - dRadius)
-                    ,(vYc - dRadius)
+    CalcBoundingBox( (wxCoord)(vXc - dRadius)
+                    ,(wxCoord)(vYc - dRadius)

                    );
                    );

-    CalcBoundingBox( (vXc + dRadius)
-                    ,(vYc + dRadius)
+    CalcBoundingBox( (wxCoord)(vXc + dRadius)
+                    ,(wxCoord)(vYc + dRadius)

                    );
 } // end of wxDC::DoDrawArc
 
                    );
 } // end of wxDC::DoDrawArc
 


@@ -970,8 +966,8 @@ void wxDC::DoDrawLines(
     {
         int                         i;
 
     {
         int                         i;
 

-        CalcBoundingBox( vPoints[i].x
-                        ,vPoints[i].y
+        CalcBoundingBox( vPoints[0].x
+                        ,vPoints[0].y

                        );
         vPoint.x = vPoints[0].x;
         vPoint.y = OS2Y(vPoints[0].y,0);
                        );
         vPoint.x = vPoints[0].x;
         vPoint.y = OS2Y(vPoints[0].y,0);


@@ -1038,7 +1034,7 @@ void wxDC::DoDrawRectangle(
         if(m_brush.GetStyle() == wxTRANSPARENT)
             lControl = DRO_OUTLINE;
 
         if(m_brush.GetStyle() == wxTRANSPARENT)
             lControl = DRO_OUTLINE;
 

-        ::GpiSetColor(m_hPS, lColor);
+        ::GpiSetColor(m_hPS, lBorderColor);

         ::GpiBox( m_hPS       // handle to a presentation space
                  ,lControl   // draw the box outline ? or ?
                  ,&vPoint[1]  // address of the corner
         ::GpiBox( m_hPS       // handle to a presentation space
                  ,lControl   // draw the box outline ? or ?
                  ,&vPoint[1]  // address of the corner


@@ -1230,7 +1226,6 @@ void wxDC::DoDrawEllipticArc(
     FIXED                           vFSweepa; // Start angle, sweep angle
     double                          dIntPart;
     double                          dFractPart;
     FIXED                           vFSweepa; // Start angle, sweep angle
     double                          dIntPart;
     double                          dFractPart;

-    double                          dRadius;

 
     vY = OS2Y(vY,vHeight);
 
 
     vY = OS2Y(vY,vHeight);
 


@@ -1247,8 +1242,8 @@ void wxDC::DoDrawEllipticArc(
     vArcp.lP = vWidth/2;
     vArcp.lS = 0;
     ::GpiSetArcParams(m_hPS, &vArcp); // Sets parameters to default
     vArcp.lP = vWidth/2;
     vArcp.lS = 0;
     ::GpiSetArcParams(m_hPS, &vArcp); // Sets parameters to default

-    vPtlPos.x = vX + vWidth/2  * (1. + cos(DegToRad(dSa))); // Loads x-coordinate
-    vPtlPos.y = vY + vHeight/2 * (1. + sin(DegToRad(dSa))); // Loads y-coordinate
+    vPtlPos.x = (wxCoord)(vX + vWidth/2  * (1. + cos(DegToRad(dSa)))); // Loads x-coordinate
+    vPtlPos.y = (wxCoord)(vY + vHeight/2 * (1. + sin(DegToRad(dSa)))); // Loads y-coordinate

     ::GpiMove(m_hPS, &vPtlPos); // Sets current position
 
     //
     ::GpiMove(m_hPS, &vPtlPos); // Sets current position
 
     //


@@ -1287,13 +1282,13 @@ void wxDC::DoDrawIcon(
     //
     if (rIcon.IsXpm())
     {
     //
     if (rIcon.IsXpm())
     {

-        DoDrawBitmap(rIcon.GetXpmSrc(), vX, vY, TRUE);
+        DoDrawBitmap(rIcon.GetXpmSrc(), vX, vY, true);

     }
     else
     {
         wxBitmap                        vBitmap(rIcon);
 
     }
     else
     {
         wxBitmap                        vBitmap(rIcon);
 

-        DoDrawBitmap(vBitmap, vX, vY, FALSE);
+        DoDrawBitmap(vBitmap, vX, vY, false);

     }
     CalcBoundingBox(vX, vY);
     CalcBoundingBox(vX + rIcon.GetWidth(), vY + rIcon.GetHeight());
     }
     CalcBoundingBox(vX, vY);
     CalcBoundingBox(vX + rIcon.GetWidth(), vY + rIcon.GetHeight());


@@ -1396,7 +1391,7 @@ void wxDC::DoDrawBitmap(
 
                     lColor = pWindowDC->m_pCanvas->GetBackgroundColour().GetPixel();
                 }
 
                     lColor = pWindowDC->m_pCanvas->GetBackgroundColour().GetPixel();
                 }

-                else if (GetBrush() != wxNullBrush)
+                else if (GetBrush().Ok())

                     lColor = GetBrush().GetColour().GetPixel();
                 else
                     lColor = m_textBackgroundColour.GetPixel();
                     lColor = GetBrush().GetColour().GetPixel();
                 else
                     lColor = m_textBackgroundColour.GetPixel();


@@ -1560,8 +1555,8 @@ void wxDC::DoDrawBitmap(
         }
         else
         {
         }
         else
         {

-            LONG                        lOldForeGround = ::GpiQueryColor((HPS)GetHPS());
-            LONG                        lOldBackGround = ::GpiQueryBackColor((HPS)GetHPS());
+            ULONG                       lOldForeGround = ::GpiQueryColor((HPS)GetHPS());
+            ULONG                       lOldBackGround = ::GpiQueryBackColor((HPS)GetHPS());

 
             if (m_textForegroundColour.Ok())
             {
 
             if (m_textForegroundColour.Ok())
             {


@@ -1633,10 +1628,6 @@ void wxDC::DoDrawBitmap(
                 unsigned char           cOldGreenFore = (unsigned char)(lOldForeGround >> 8);
                 unsigned char           cOldBlueFore  = (unsigned char)lOldForeGround;
 
                 unsigned char           cOldGreenFore = (unsigned char)(lOldForeGround >> 8);
                 unsigned char           cOldBlueFore  = (unsigned char)lOldForeGround;
 

-                unsigned char           cOldRedBack   = (unsigned char)(lOldBackGround >> 16);
-                unsigned char           cOldGreenBack = (unsigned char)(lOldBackGround >> 8);
-                unsigned char           cOldBlueBack  = (unsigned char)lOldBackGround;
-

                 unsigned char           cRedFore   = (unsigned char)(lForeGround >> 16);
                 unsigned char           cGreenFore = (unsigned char)(lForeGround >> 8);
                 unsigned char           cBlueFore  = (unsigned char)lForeGround;
                 unsigned char           cRedFore   = (unsigned char)(lForeGround >> 16);
                 unsigned char           cGreenFore = (unsigned char)(lForeGround >> 8);
                 unsigned char           cBlueFore  = (unsigned char)lForeGround;


@@ -1769,14 +1760,25 @@ void wxDC::DrawAnyText(
           m_vRclPaint.yBottom == 0 &&
           m_vRclPaint.xRight == 0 &&
           m_vRclPaint.xLeft == 0))
           m_vRclPaint.yBottom == 0 &&
           m_vRclPaint.xRight == 0 &&
           m_vRclPaint.xLeft == 0))

-        vPtlStart.y = OS2Y(vY,vTextY/1.5); // Full extent is a bit much
+    {
+        //
+        // Position Text a little differently in the Statusbar from other panels
+        //
+        if (m_pCanvas && m_pCanvas->IsKindOf(CLASSINFO(wxStatusBar)))
+            vPtlStart.y = OS2Y(vY,vTextY);
+        else
+            vPtlStart.y = (wxCoord)(OS2Y(vY,vTextY/1.5)); // Full extent is a bit much
+    }

     else
     {
         if (m_vSelectedBitmap != wxNullBitmap)
         {
             m_vRclPaint.yTop = m_vSelectedBitmap.GetHeight();
             m_vRclPaint.xRight = m_vSelectedBitmap.GetWidth();
     else
     {
         if (m_vSelectedBitmap != wxNullBitmap)
         {
             m_vRclPaint.yTop = m_vSelectedBitmap.GetHeight();
             m_vRclPaint.xRight = m_vSelectedBitmap.GetWidth();

-            vPtlStart.y = OS2Y(vY,vTextY/1.5);
+            if (m_pCanvas && m_pCanvas->IsKindOf(CLASSINFO(wxStatusBar)))
+                vPtlStart.y = OS2Y(vY,vTextY);
+            else
+                vPtlStart.y = (LONG)(OS2Y(vY,vTextY/1.5));

         }
         else
             vPtlStart.y = vY;
         }
         else
             vPtlStart.y = vY;


@@ -2060,7 +2062,7 @@ void wxDC::SetBackground(
         return;
     if (m_pCanvas)
     {
         return;
     if (m_pCanvas)
     {

-        bool                        bCustomColours = TRUE;
+        bool                        bCustomColours = true;

 
         //
         // If we haven't specified wxUSER_COLOURS, don't allow the panel/dialog box to
 
         //
         // If we haven't specified wxUSER_COLOURS, don't allow the panel/dialog box to


@@ -2068,12 +2070,12 @@ void wxDC::SetBackground(
         //
         if (m_pCanvas->IsKindOf(CLASSINFO(wxWindow)) &&
             ((m_pCanvas->GetWindowStyleFlag() & wxUSER_COLOURS) != wxUSER_COLOURS))
         //
         if (m_pCanvas->IsKindOf(CLASSINFO(wxWindow)) &&
             ((m_pCanvas->GetWindowStyleFlag() & wxUSER_COLOURS) != wxUSER_COLOURS))

-            bCustomColours = FALSE;
+            bCustomColours = false;

         if (bCustomColours)
         {
             if (m_backgroundBrush.GetStyle()==wxTRANSPARENT)
             {
         if (bCustomColours)
         {
             if (m_backgroundBrush.GetStyle()==wxTRANSPARENT)
             {

-                m_pCanvas->SetTransparent(TRUE);
+                m_pCanvas->SetTransparent(true);

             }
             else
             {
             }
             else
             {


@@ -2087,7 +2089,7 @@ void wxDC::SetBackground(
                 // parent?
                 // m_canvas->SetBackgroundColour(m_backgroundBrush.GetColour());
                 //
                 // parent?
                 // m_canvas->SetBackgroundColour(m_backgroundBrush.GetColour());
                 //

-                m_pCanvas->SetTransparent(FALSE);
+                m_pCanvas->SetTransparent(false);

             }
         }
     }
             }
         }
     }


@@ -2178,8 +2180,8 @@ bool wxDC::StartDoc(
   const wxString&                   rsMessage
 )
 {
   const wxString&                   rsMessage
 )
 {

-    // We might be previewing, so return TRUE to let it continue.
-    return TRUE;
+    // We might be previewing, so return true to let it continue.
+    return true;

 } // end of wxDC::StartDoc
 
 void wxDC::EndDoc()
 } // end of wxDC::StartDoc
 
 void wxDC::EndDoc()


@@ -2262,8 +2264,8 @@ void wxDC::DoGetTextExtent(
        vErrorCode = ::WinGetLastError(wxGetInstance());
        sError = wxPMErrorToStr(vErrorCode);
        // DEBUG
        vErrorCode = ::WinGetLastError(wxGetInstance());
        sError = wxPMErrorToStr(vErrorCode);
        // DEBUG

-       sprintf(zMsg, "GpiQueryTextBox for %s: failed with Error: %x - %s", pStr, vErrorCode, sError.c_str());
-       (void)wxMessageBox( "wxWindows Menu sample"
+       sprintf(zMsg, "GpiQueryTextBox for %s: failed with Error: %lx - %s", pStr, vErrorCode, sError.c_str());
+       (void)wxMessageBox( "wxWidgets Menu sample"

                           ,zMsg
                           ,wxICON_INFORMATION
                          );
                           ,zMsg
                           ,wxICON_INFORMATION
                          );


@@ -2457,7 +2459,7 @@ wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
 
 wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
 {
 
 wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
 {

-       // axis orientation is not taken into account for conversion of a distance
+    // axis orientation is not taken into account for conversion of a distance

     return (wxCoord) ((x)/(m_logicalScaleX*m_userScaleX*m_scaleX));
 }
 
     return (wxCoord) ((x)/(m_logicalScaleX*m_userScaleX*m_scaleX));
 }
 


@@ -2468,7 +2470,7 @@ wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
 
 wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
 {
 
 wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
 {

-       // axis orientation is not taken into account for conversion of a distance
+    // axis orientation is not taken into account for conversion of a distance

     return (wxCoord) ((y)/(m_logicalScaleY*m_userScaleY*m_scaleY));
 }
 
     return (wxCoord) ((y)/(m_logicalScaleY*m_userScaleY*m_scaleY));
 }
 


@@ -2479,7 +2481,7 @@ wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
 
 wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
 {
 
 wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
 {

-       // axis orientation is not taken into account for conversion of a distance
+    // axis orientation is not taken into account for conversion of a distance

     return (wxCoord) (x*m_logicalScaleX*m_userScaleX*m_scaleX);
 }
 
     return (wxCoord) (x*m_logicalScaleX*m_userScaleX*m_scaleX);
 }
 


@@ -2490,7 +2492,7 @@ wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
 
 wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
 {
 
 wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
 {

-       // axis orientation is not taken into account for conversion of a distance
+    // axis orientation is not taken into account for conversion of a distance

     return (wxCoord) (y*m_logicalScaleY*m_userScaleY*m_scaleY);
 }
 
     return (wxCoord) (y*m_logicalScaleY*m_userScaleY*m_scaleY);
 }
 


@@ -2524,7 +2526,7 @@ bool wxDC::DoBlit(
         pMask = rBmp.GetMask();
         if (!(rBmp.Ok() && pMask && pMask->GetMaskBitmap()))
         {
         pMask = rBmp.GetMask();
         if (!(rBmp.Ok() && pMask && pMask->GetMaskBitmap()))
         {

-            bUseMask = FALSE;
+            bUseMask = false;

         }
     }
 
         }
     }
 


@@ -2572,7 +2574,7 @@ bool wxDC::DoBlit(
         case wxNOR:          lRop = ROP_NOTSRCCOPY;       break;
         default:
            wxFAIL_MSG( wxT("unsupported logical function") );
         case wxNOR:          lRop = ROP_NOTSRCCOPY;       break;
         default:
            wxFAIL_MSG( wxT("unsupported logical function") );

-           return FALSE;
+           return false;

     }
 
     bool                            bSuccess;
     }
 
     bool                            bSuccess;


@@ -2604,7 +2606,7 @@ bool wxDC::DoBlit(
         vBmpHdr.cBitCount = 24;
 
 #if wxUSE_DC_CACHEING
         vBmpHdr.cBitCount = 24;
 
 #if wxUSE_DC_CACHEING

-        if (TRUE)
+        if (true)

         {
             //
             // create a temp buffer bitmap and DCs to access it and the mask
         {
             //
             // create a temp buffer bitmap and DCs to access it and the mask


@@ -2634,25 +2636,25 @@ bool wxDC::DoBlit(
             hBufBitmap = ::GpiCreateBitmap(GetHPS(), &vBmpHdr, 0L, NULL, NULL);
         }
 
             hBufBitmap = ::GpiCreateBitmap(GetHPS(), &vBmpHdr, 0L, NULL, NULL);
         }
 

-        POINTL                          aPoint1[4] = { 0, 0
-                                                      ,vWidth, vHeight
-                                                      ,vXdest, vYdest
-                                                      ,vXdest + vWidth, vYdest + vHeight
+        POINTL                          aPoint1[4] = { {0, 0}
+                              ,{vWidth, vHeight}
+                              ,{vXdest, vYdest}
+                              ,{vXdest + vWidth, vYdest + vHeight}

                                                      };
                                                      };

-        POINTL                          aPoint2[4] = { 0, 0
-                                                      ,vWidth, vHeight
-                                                      ,vXsrc, vYsrc
-                                                      ,vXsrc + vWidth, vYsrc + vHeight
+        POINTL                          aPoint2[4] = { {0, 0}
+                              ,{vWidth, vHeight}
+                              ,{vXsrc, vYsrc}
+                              ,{vXsrc + vWidth, vYsrc + vHeight}

                                                      };
                                                      };

-        POINTL                          aPoint3[4] = { vXdest, vYdest
-                                                      ,vXdest + vWidth, vYdest + vHeight
-                                                      ,vXsrc, vYsrc
-                                                      ,vXsrc + vWidth, vYsrc + vHeight
+        POINTL                          aPoint3[4] = { {vXdest, vYdest}
+                              ,{vXdest + vWidth, vYdest + vHeight}
+                              ,{vXsrc, vYsrc}
+                              ,{vXsrc + vWidth, vYsrc + vHeight}

                                                      };
                                                      };

-        POINTL                          aPoint4[4] = { vXdest, vYdest
-                                                      ,vXdest + vWidth, vYdest + vHeight
-                                                      ,0, 0
-                                                      ,vWidth, vHeight
+        POINTL                          aPoint4[4] = { {vXdest, vYdest}
+                              ,{vXdest + vWidth, vYdest + vHeight}
+                              ,{0, 0}
+                              ,{vWidth, vHeight}

                                                      };
         ::GpiSetBitmap(hPSMask, (HBITMAP) pMask->GetMaskBitmap());
         ::GpiSetBitmap(hPSBuffer, (HBITMAP) hBufBitmap);
                                                      };
         ::GpiSetBitmap(hPSMask, (HBITMAP) pMask->GetMaskBitmap());
         ::GpiSetBitmap(hPSBuffer, (HBITMAP) hBufBitmap);


@@ -2743,7 +2745,7 @@ bool wxDC::DoBlit(
                         );
         if (rc == GPI_ERROR)
         {
                         );
         if (rc == GPI_ERROR)
         {

-            bSuccess = FALSE;
+            bSuccess = false;

             wxLogLastError(wxT("BitBlt"));
         }
 
             wxLogLastError(wxT("BitBlt"));
         }
 


@@ -2759,14 +2761,14 @@ bool wxDC::DoBlit(
         ::DevCloseDC(hDCBuffer);
         ::GpiDeleteBitmap(hBufBitmap);
 #endif
         ::DevCloseDC(hDCBuffer);
         ::GpiDeleteBitmap(hBufBitmap);
 #endif

-        bSuccess = TRUE;
+        bSuccess = true;

     }
     else // no mask, just BitBlt() it
     {
     }
     else // no mask, just BitBlt() it
     {

-        POINTL                          aPoint[4] = { vXdest, vYdest
-                                                     ,vXdest + vWidth, vYdest + vHeight
-                                                     ,vXsrc, vYsrc
-                                                     ,vXsrc + vWidth, vYsrc + vHeight
+      POINTL                          aPoint[4] = { {vXdest, vYdest}
+                           ,{vXdest + vWidth, vYdest + vHeight}
+                           ,{vXsrc, vYsrc}
+                           ,{vXsrc + vWidth, vYsrc + vHeight}

                                                     };
 
         bSuccess = (::GpiBitBlt( m_hPS
                                                     };
 
         bSuccess = (::GpiBitBlt( m_hPS


@@ -2858,8 +2860,8 @@ wxSize wxDC::GetPPI() const
         nPelHeight = lArray[CAPS_HEIGHT];
         nHorzRes   = lArray[CAPS_HORIZONTAL_RESOLUTION]; // returns pel/meter
         nVertRes   = lArray[CAPS_VERTICAL_RESOLUTION];   // returns pel/meter
         nPelHeight = lArray[CAPS_HEIGHT];
         nHorzRes   = lArray[CAPS_HORIZONTAL_RESOLUTION]; // returns pel/meter
         nVertRes   = lArray[CAPS_VERTICAL_RESOLUTION];   // returns pel/meter

-        nWidth   = (nHorzRes/39.3) * nPelWidth;
-        nHeight  = (nVertRes/39.3) * nPelHeight;
+        nWidth   = (int)((nHorzRes/39.3) * nPelWidth);
+        nHeight  = (int)((nVertRes/39.3) * nPelHeight);

     }
     return (wxSize(nWidth,nHeight));
 } // end of wxDC::GetPPI
     }
     return (wxSize(nWidth,nHeight));
 } // end of wxDC::GetPPI


@@ -2873,18 +2875,5 @@ void wxDC::SetLogicalScale(
     m_logicalScaleY = dY;
 }; // end of wxDC::SetLogicalScale
 
     m_logicalScaleY = dY;
 }; // end of wxDC::SetLogicalScale
 

-#if WXWIN_COMPATIBILITY
-void wxDC::DoGetTextExtent(const wxString& string, float *x, float *y,
-                         float *descent, float *externalLeading,
-                         wxFont *theFont, bool use16bit) const
-{
-    wxCoord x1, y1, descent1, externalLeading1;
-    GetTextExtent(string, & x1, & y1, & descent1, & externalLeading1, theFont, use16bit);
-    *x = x1; *y = y1;
-    if (descent)
-        *descent = descent1;
-    if (externalLeading)
-        *externalLeading = externalLeading1;
-}
-#endif
+