fixed Xcode 1.2 warnings; code cleanup

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

diff --git a/src/msw/dc.cpp b/src/msw/dc.cpp
index 26143fcf664196a24d5551942e05b64061203ff2..5a72decc628562caeb9742c449340eb0d7a14994 100644 (file)
--- a/src/msw/dc.cpp
+++ b/src/msw/dc.cpp
@@ -113,13 +113,17 @@ static const int MM_METRIC = 10;
    coordinates used.
  */
 
-// logical to device
-#define XLOG2DEV(x) (x)
-#define YLOG2DEV(y) (y)
-
-// device to logical
-#define XDEV2LOG(x) (x)
-#define YDEV2LOG(y) (y)
+#ifdef __WXWINCE__
+    #define XLOG2DEV(x) ((x-m_logicalOriginX)*m_signX+m_deviceOriginX)
+    #define YLOG2DEV(y) ((y-m_logicalOriginY)*m_signY+m_deviceOriginY)
+    #define XDEV2LOG(x) ((x-m_deviceOriginX)*m_signX+m_logicalOriginX)
+    #define YDEV2LOG(y) ((y-m_deviceOriginY)*m_signY+m_logicalOriginY)
+#else
+    #define XLOG2DEV(x) (x)
+    #define YLOG2DEV(y) (y)
+    #define XDEV2LOG(x) (x)
+    #define YDEV2LOG(y) (y)
+#endif
 
 // ---------------------------------------------------------------------------
 // private functions
@@ -389,7 +393,7 @@ void wxDC::SetClippingHrgn(WXHRGN hrgn)
     // note that we combine the new clipping region with the existing one: this
     // is compatible with what the other ports do and is the documented
     // behaviour now (starting with 2.3.3)
-#if defined(__WIN16__) || defined(__WXWINCE__)
+#if defined(__WXWINCE__)
     RECT rectClip;
     if ( !::GetClipBox(GetHdc(), &rectClip) )
         return;
@@ -405,14 +409,14 @@ void wxDC::SetClippingHrgn(WXHRGN hrgn)
 
     ::DeleteObject(hrgnClipOld);
     ::DeleteObject(hrgnDest);
-#else // Win32
+#else // !WinCE
     if ( ::ExtSelectClipRgn(GetHdc(), (HRGN)hrgn, RGN_AND) == ERROR )
     {
         wxLogLastError(_T("ExtSelectClipRgn"));
 
         return;
     }
-#endif // Win16/32
+#endif // WinCE/!WinCE
 
     m_clipping = true;
 
@@ -699,8 +703,8 @@ void wxDC::DoDrawCheckMark(wxCoord x1, wxCoord y1,
 #else
     DrawFrameControl(GetHdc(), &rect, DFC_MENU, DFCS_MENUCHECK);
 #endif
-#else // Win16
-    // In WIN16, draw a cross
+#else // Symantec-MicroWin
+    // draw a cross
     HPEN blackPen = ::CreatePen(PS_SOLID, 1, RGB(0, 0, 0));
     HPEN whiteBrush = (HPEN)::GetStockObject(WHITE_BRUSH);
     HPEN hPenOld = (HPEN)::SelectObject(GetHdc(), blackPen);
@@ -714,7 +718,7 @@ void wxDC::DoDrawCheckMark(wxCoord x1, wxCoord y1,
     ::SelectObject(GetHdc(), hPenOld);
     ::SelectObject(GetHdc(), hBrushOld);
     ::DeleteObject(blackPen);
-#endif // Win32/16
+#endif // Win32/Symantec-MicroWin
 
     CalcBoundingBox(x1, y1);
     CalcBoundingBox(x2, y2);
@@ -780,21 +784,21 @@ void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffs
 
 void
 wxDC::DoDrawPolyPolygon(int n,
-                        int start[],
+                        int count[],
                         wxPoint points[],
                         wxCoord xoffset,
                         wxCoord yoffset,
                         int fillStyle)
 {
 #ifdef __WXWINCE__
-    wxDCBase::DoDrawPolyPolygon(n, start, points, xoffset, yoffset, fillStyle);
+    wxDCBase::DoDrawPolyPolygon(n, count, points, xoffset, yoffset, fillStyle);
 #else    
     WXMICROWIN_CHECK_HDC
 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
     int i, cnt;
     for (i = cnt = 0; i < n; i++)
-        cnt += start[i];
+        cnt += count[i];
 
     // Do things less efficiently if we have offsets
     if (xoffset != 0 || yoffset != 0)
@@ -810,7 +814,7 @@ wxDC::DoDrawPolyPolygon(int n,
 #ifndef __WXWINCE__
         int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);
 #endif        
-        (void)PolyPolygon(GetHdc(), cpoints, start, n);
+        (void)PolyPolygon(GetHdc(), cpoints, count, n);
 #ifndef __WXWINCE__
         SetPolyFillMode(GetHdc(),prev);
 #endif        
@@ -824,7 +828,7 @@ wxDC::DoDrawPolyPolygon(int n,
 #ifndef __WXWINCE__
         int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);
 #endif        
-        (void)PolyPolygon(GetHdc(), (POINT*) points, start, n);
+        (void)PolyPolygon(GetHdc(), (POINT*) points, count, n);
 #ifndef __WXWINCE__
         SetPolyFillMode(GetHdc(),prev);
 #endif        
@@ -1776,13 +1780,13 @@ void wxDC::SetSystemScale(double x, double y)
 {
     WXMICROWIN_CHECK_HDC
 
-#ifndef __WXWINCE__
     if ( x == m_scaleX && y == m_scaleY )
         return;
 
     m_scaleX = x;
     m_scaleY = y;
 
+#ifndef __WXWINCE__
     SetMapMode(m_mappingMode);
 #endif
 }
@@ -1791,13 +1795,13 @@ void wxDC::SetLogicalOrigin(wxCoord x, wxCoord y)
 {
     WXMICROWIN_CHECK_HDC
 
-#ifndef __WXWINCE__
     if ( x == m_logicalOriginX && y == m_logicalOriginY )
         return;
 
     m_logicalOriginX = x;
     m_logicalOriginY = y;
 
+#ifndef __WXWINCE__
     ::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL);
 #endif
 }
@@ -1806,13 +1810,13 @@ void wxDC::SetDeviceOrigin(wxCoord x, wxCoord y)
 {
     WXMICROWIN_CHECK_HDC
 
-#ifndef __WXWINCE__
     if ( x == m_deviceOriginX && y == m_deviceOriginY )
         return;
 
     m_deviceOriginX = x;
     m_deviceOriginY = y;
 
+#ifndef __WXWINCE__
     ::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL);
 #endif
 }
@@ -2093,7 +2097,11 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
                                      SRCCOPY
                                      ) == (int)GDI_ERROR )
                 {
-                    wxLogLastError(wxT("StretchDIBits"));
+                    // On Win9x this API fails most (all?) of the time, so
+                    // logging it becomes quite distracting.  Since it falls
+                    // back to the code below this is not really serious, so
+                    // don't log it.                     
+                    //wxLogLastError(wxT("StretchDIBits"));
                 }
                 else
                 {