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

diff --git a/src/msw/dc.cpp b/src/msw/dc.cpp
index e0a2166aea69ef8e4b2fe1133a3699c73ef8e223..f7200155db24ffded446ed38990df16195398767 100644 (file)
--- a/src/msw/dc.cpp
+++ b/src/msw/dc.cpp
@@ -17,7 +17,7 @@
 // headers
 // ---------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "dc.h"
 #endif
 
@@ -40,6 +40,8 @@
     #include "wx/icon.h"
 #endif
 
+#include "wx/msw/private.h" // needs to be before #include <commdlg.h>
+
 #include "wx/sysopt.h"
 #include "wx/dcprint.h"
 #include "wx/module.h"
@@ -52,8 +54,6 @@
 #include <string.h>
 #include <math.h>
 
-#include "wx/msw/private.h" // needs to be before #include <commdlg.h>
-
 #if wxUSE_COMMON_DIALOGS && !defined(__WXMICROWIN__)
     #include <commdlg.h>
 #endif
@@ -158,6 +158,8 @@ private:
     COLORREF m_colFgOld, m_colBgOld;
 
     bool m_changed;
+
+    DECLARE_NO_COPY_CLASS(wxColourChanger)
 };
 
 // this class saves the old stretch blit mode during its life time
@@ -167,21 +169,27 @@ public:
     StretchBltModeChanger(HDC hdc, int mode)
         : m_hdc(hdc)
     {
+#ifndef __WXWINCE__
         m_modeOld = ::SetStretchBltMode(m_hdc, mode);
         if ( !m_modeOld )
             wxLogLastError(_T("SetStretchBltMode"));
+#endif
     }
 
     ~StretchBltModeChanger()
     {
+#ifndef __WXWINCE__
         if ( !::SetStretchBltMode(m_hdc, m_modeOld) )
             wxLogLastError(_T("SetStretchBltMode"));
+#endif
     }
 
 private:
     const HDC m_hdc;
 
     int m_modeOld;
+
+    DECLARE_NO_COPY_CLASS(StretchBltModeChanger)
 };
 
 // ===========================================================================
@@ -374,7 +382,7 @@ 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)
-#ifdef __WIN16__
+#if defined(__WIN16__) || defined(__WXWINCE__)
     RECT rectClip;
     if ( !::GetClipBox(GetHdc(), &rectClip) )
         return;
@@ -510,7 +518,9 @@ void wxDC::Clear()
         rect.bottom = m_selectedBitmap.GetHeight();
     }
 
+#ifndef __WXWINCE__
     (void) ::SetMapMode(GetHdc(), MM_TEXT);
+#endif
 
     DWORD colour = ::GetBkColor(GetHdc());
     HBRUSH brush = ::CreateSolidBrush(colour);
@@ -520,15 +530,22 @@ void wxDC::Clear()
     int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX,
         height = DeviceToLogicalYRel(VIEWPORT_EXTENT)*m_signY;
 
+#ifndef __WXWINCE__
     ::SetMapMode(GetHdc(), MM_ANISOTROPIC);
+
     ::SetViewportExtEx(GetHdc(), VIEWPORT_EXTENT, VIEWPORT_EXTENT, NULL);
     ::SetWindowExtEx(GetHdc(), width, height, NULL);
     ::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL);
     ::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL);
+#endif
 }
 
 bool wxDC::DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, int style)
 {
+#ifdef __WXWINCE__
+    return FALSE;
+#else
+
 #ifdef __WXMICROWIN__
     if (!GetHDC()) return FALSE;
 #endif
@@ -555,8 +572,9 @@ bool wxDC::DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, int style)
     }
 
     CalcBoundingBox(x, y);
-    
+
     return success;
+#endif
 }
 
 bool wxDC::DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const
@@ -586,11 +604,8 @@ void wxDC::DoCrossHair(wxCoord x, wxCoord y)
     wxCoord x2 = x+VIEWPORT_EXTENT;
     wxCoord y2 = y+VIEWPORT_EXTENT;
 
-    (void)MoveToEx(GetHdc(), XLOG2DEV(x1), YLOG2DEV(y), NULL);
-    (void)LineTo(GetHdc(), XLOG2DEV(x2), YLOG2DEV(y));
-
-    (void)MoveToEx(GetHdc(), XLOG2DEV(x), YLOG2DEV(y1), NULL);
-    (void)LineTo(GetHdc(), XLOG2DEV(x), YLOG2DEV(y2));
+    wxDrawLine(GetHdc(), XLOG2DEV(x1), YLOG2DEV(y), XLOG2DEV(x2), YLOG2DEV(y));
+    wxDrawLine(GetHdc(), XLOG2DEV(x), YLOG2DEV(y1), XLOG2DEV(x), YLOG2DEV(y2));
 
     CalcBoundingBox(x1, y1);
     CalcBoundingBox(x2, y2);
@@ -602,8 +617,7 @@ void wxDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
     if (!GetHDC()) return;
 #endif
 
-    (void)MoveToEx(GetHdc(), XLOG2DEV(x1), YLOG2DEV(y1), NULL);
-    (void)LineTo(GetHdc(), XLOG2DEV(x2), YLOG2DEV(y2));
+    wxDrawLine(GetHdc(), XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2));
 
     CalcBoundingBox(x1, y1);
     CalcBoundingBox(x2, y2);
@@ -615,6 +629,15 @@ void wxDC::DoDrawArc(wxCoord x1, wxCoord y1,
                      wxCoord x2, wxCoord y2,
                      wxCoord xc, wxCoord yc)
 {
+#ifdef __WXWINCE__
+    // Slower emulation since WinCE doesn't support Pie and Arc
+    double r = sqrt( (x1-xc)*(x1-xc) + (y1-yc)*(y1-yc) );
+    double sa = acos((x1-xc)/r)/M_PI*180; // between 0 and 180
+    if( y1>yc ) sa = -sa; // below center
+    double ea = atan2(yc-y2, x2-xc)/M_PI*180;
+    DoDrawEllipticArcRot( xc-r, yc-r, 2*r, 2*r, sa, ea );
+#else
+
 #ifdef __WXMICROWIN__
     if (!GetHDC()) return;
 #endif
@@ -662,6 +685,7 @@ void wxDC::DoDrawArc(wxCoord x1, wxCoord y1,
 
     CalcBoundingBox(xc - r, yc - r);
     CalcBoundingBox(xc + r, yc + r);
+#endif
 }
 
 void wxDC::DoDrawCheckMark(wxCoord x1, wxCoord y1,
@@ -681,7 +705,11 @@ void wxDC::DoDrawCheckMark(wxCoord x1, wxCoord y1,
     rect.right  = x2;
     rect.bottom = y2;
 
+#ifdef __WXWINCE__
+    DrawFrameControl(GetHdc(), &rect, DFC_BUTTON, DFCS_BUTTONCHECK);
+#else
     DrawFrameControl(GetHdc(), &rect, DFC_MENU, DFCS_MENUCHECK);
+#endif
 #else // Win16
     // In WIN16, draw a cross
     HPEN blackPen = ::CreatePen(PS_SOLID, 1, RGB(0, 0, 0));
@@ -740,9 +768,13 @@ void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffs
 
             CalcBoundingBox(cpoints[i].x, cpoints[i].y);
         }
+#ifndef __WXWINCE__
         int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);
+#endif
         (void)Polygon(GetHdc(), cpoints, n);
+#ifndef __WXWINCE__
         SetPolyFillMode(GetHdc(),prev);
+#endif
         delete[] cpoints;
     }
     else
@@ -751,9 +783,13 @@ void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffs
         for (i = 0; i < n; i++)
             CalcBoundingBox(points[i].x, points[i].y);
 
+#ifndef __WXWINCE__
         int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);
+#endif
         (void)Polygon(GetHdc(), (POINT*) points, n);
+#ifndef __WXWINCE__
         SetPolyFillMode(GetHdc(),prev);
+#endif
     }
 }
 
@@ -842,11 +878,7 @@ void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord h
 
     if (radius < 0.0)
     {
-        double smallest = 0.0;
-        if (width < height)
-            smallest = width;
-        else
-            smallest = height;
+        double smallest = (width < height) ? width : height;
         radius = (- radius * smallest);
     }
 
@@ -889,6 +921,10 @@ void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 // Chris Breeze 20/5/98: first implementation of DrawEllipticArc on Windows
 void wxDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea)
 {
+#ifdef __WXWINCE__
+    DoDrawEllipticArcRot( x, y, w, h, sa, ea );
+#else
+
 #ifdef __WXMICROWIN__
     if (!GetHDC()) return;
 #endif
@@ -932,6 +968,7 @@ void wxDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,d
 
     CalcBoundingBox(x, y);
     CalcBoundingBox(x2, y2);
+#endif
 }
 
 void wxDC::DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y)
@@ -1122,11 +1159,19 @@ void wxDC::DrawAnyText(const wxString& text, wxCoord x, wxCoord y)
     SetBkMode(GetHdc(), m_backgroundMode == wxTRANSPARENT ? TRANSPARENT
                                                           : OPAQUE);
 
+#ifdef __WXWINCE__
+    if ( ::ExtTextOut(GetHdc(), XLOG2DEV(x), YLOG2DEV(y), 0, NULL,
+                   text.c_str(), text.length(), NULL) == 0 )
+    {
+        wxLogLastError(wxT("TextOut"));
+    }
+#else
     if ( ::TextOut(GetHdc(), XLOG2DEV(x), YLOG2DEV(y),
                    text.c_str(), text.length()) == 0 )
     {
         wxLogLastError(wxT("TextOut"));
     }
+#endif
 
     // restore the old parameters (text foreground colour may be left because
     // it never is set to anything else, but background should remain
@@ -1383,8 +1428,7 @@ void wxDC::SetBrush(const wxBrush& brush)
 
         if ( m_brush.GetResourceHandle() )
         {
-            HBRUSH b = 0;
-            b = (HBRUSH) ::SelectObject(GetHdc(), (HBRUSH)m_brush.GetResourceHandle());
+            HBRUSH b = (HBRUSH) ::SelectObject(GetHdc(), (HBRUSH)m_brush.GetResourceHandle());
             if (!m_oldBrush)
                 m_oldBrush = (WXHBRUSH) b;
         }
@@ -1617,6 +1661,7 @@ void wxDC::SetMapMode(int mode)
     // VZ: it seems very wasteful to always use MM_ANISOTROPIC when in 99% of
     //     cases we could do with MM_TEXT and in the remaining 0.9% with
     //     MM_ISOTROPIC (TODO!)
+#ifndef __WXWINCE__
     ::SetMapMode(GetHdc(), MM_ANISOTROPIC);
 
     int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX,
@@ -1627,6 +1672,7 @@ void wxDC::SetMapMode(int mode)
 
     ::SetViewportOrgEx(GetHdc(), m_deviceOriginX, m_deviceOriginY, NULL);
     ::SetWindowOrgEx(GetHdc(), m_logicalOriginX, m_logicalOriginY, NULL);
+#endif
 }
 
 void wxDC::SetUserScale(double x, double y)
@@ -1635,6 +1681,7 @@ void wxDC::SetUserScale(double x, double y)
     if (!GetHDC()) return;
 #endif
 
+#ifndef __WXWINCE__
     if ( x == m_userScaleX && y == m_userScaleY )
         return;
 
@@ -1642,6 +1689,7 @@ void wxDC::SetUserScale(double x, double y)
     m_userScaleY = y;
 
     SetMapMode(m_mappingMode);
+#endif
 }
 
 void wxDC::SetAxisOrientation(bool xLeftRight, bool yBottomUp)
@@ -1650,6 +1698,7 @@ void wxDC::SetAxisOrientation(bool xLeftRight, bool yBottomUp)
     if (!GetHDC()) return;
 #endif
 
+#ifndef __WXWINCE__
     int signX = xLeftRight ? 1 : -1,
         signY = yBottomUp ? -1 : 1;
 
@@ -1660,6 +1709,7 @@ void wxDC::SetAxisOrientation(bool xLeftRight, bool yBottomUp)
 
         SetMapMode(m_mappingMode);
     }
+#endif
 }
 
 void wxDC::SetSystemScale(double x, double y)
@@ -1668,6 +1718,7 @@ void wxDC::SetSystemScale(double x, double y)
     if (!GetHDC()) return;
 #endif
 
+#ifndef __WXWINCE__
     if ( x == m_scaleX && y == m_scaleY )
         return;
 
@@ -1675,6 +1726,7 @@ void wxDC::SetSystemScale(double x, double y)
     m_scaleY = y;
 
     SetMapMode(m_mappingMode);
+#endif
 }
 
 void wxDC::SetLogicalOrigin(wxCoord x, wxCoord y)
@@ -1683,6 +1735,7 @@ void wxDC::SetLogicalOrigin(wxCoord x, wxCoord y)
     if (!GetHDC()) return;
 #endif
 
+#ifndef __WXWINCE__
     if ( x == m_logicalOriginX && y == m_logicalOriginY )
         return;
 
@@ -1690,6 +1743,7 @@ void wxDC::SetLogicalOrigin(wxCoord x, wxCoord y)
     m_logicalOriginY = y;
 
     ::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL);
+#endif
 }
 
 void wxDC::SetDeviceOrigin(wxCoord x, wxCoord y)
@@ -1698,6 +1752,7 @@ void wxDC::SetDeviceOrigin(wxCoord x, wxCoord y)
     if (!GetHDC()) return;
 #endif
 
+#ifndef __WXWINCE__
     if ( x == m_deviceOriginX && y == m_deviceOriginY )
         return;
 
@@ -1705,6 +1760,7 @@ void wxDC::SetDeviceOrigin(wxCoord x, wxCoord y)
     m_deviceOriginY = y;
 
     ::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL);
+#endif
 }
 
 // ---------------------------------------------------------------------------
@@ -1808,7 +1864,7 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
         ::SetBkColor(GetHdc(), m_textBackgroundColour.GetPixel() );
     }
 
-    DWORD dwRop = SRCCOPY;
+    DWORD dwRop;
     switch (rop)
     {
         case wxXOR:          dwRop = SRCINVERT;        break;
@@ -1950,6 +2006,9 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
     {
         // if we already have a DIB, draw it using StretchDIBits(), otherwise
         // use StretchBlt() if available and finally fall back to BitBlt()
+
+        // FIXME: use appropriate WinCE functions
+#ifndef __WXWINCE__
         const int caps = ::GetDeviceCaps(GetHdc(), RASTERCAPS);
         if ( bmpSrc.Ok() && (caps & RC_STRETCHDIB) )
         {
@@ -1983,8 +2042,12 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
         }
 
         if ( !success && (caps & RC_STRETCHBLT) )
+#endif
+        // __WXWINCE__
         {
+#ifndef __WXWINCE__
             StretchBltModeChanger changeMode(GetHdc(), COLORONCOLOR);
+#endif
 
             if ( !::StretchBlt
                     (