added wxEncodingToCodepage() and implemented it properly (using in32 API instead...

[wxWidgets.git] / include / wx / dc.h

diff --git a/include/wx/dc.h b/include/wx/dc.h
index 667284b04181e5585fac8c3ccf1eac1580636f33..ccf87a178494b536de213e4f404d9e4b69d75c33 100644 (file)
--- a/include/wx/dc.h
+++ b/include/wx/dc.h
@@ -274,17 +274,17 @@ public:
 
     bool Blit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
               wxDC *source, wxCoord xsrc, wxCoord ysrc,
-              int rop = wxCOPY, bool useMask = FALSE)
+              int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1)
     {
         return DoBlit(xdest, ydest, width, height,
-                      source, xsrc, ysrc, rop, useMask);
+                      source, xsrc, ysrc, rop, useMask, xsrcMask, ysrcMask);
     }
     bool Blit(const wxPoint& destPt, const wxSize& sz,
               wxDC *source, const wxPoint& srcPt,
-              int rop = wxCOPY, bool useMask = FALSE)
+              int rop = wxCOPY, bool useMask = FALSE, const wxPoint& srcPtMask = wxPoint(-1, -1))
     {
         return DoBlit(destPt.x, destPt.y, sz.x, sz.y,
-                      source, srcPt.x, srcPt.y, rop, useMask);
+                      source, srcPt.x, srcPt.y, rop, useMask, srcPtMask.x, srcPtMask.y);
     }
 
 #if wxUSE_SPLINES
@@ -316,7 +316,9 @@ public:
     virtual void SetBrush(const wxBrush& brush) = 0;
     virtual void SetBackground(const wxBrush& brush) = 0;
     virtual void SetBackgroundMode(int mode) = 0;
+#if wxUSE_PALETTE
     virtual void SetPalette(const wxPalette& palette) = 0;
+#endif // wxUSE_PALETTE
 
     // clipping region
     // ---------------
@@ -486,6 +488,16 @@ public:
     virtual void SetOptimization(bool WXUNUSED(opt)) { }
     virtual bool GetOptimization() { return FALSE; }
 
+    // Some platforms have a DC cache, which should be cleared
+    // at appropriate points such as after a series of DC operations.
+    // Put ClearCache in the wxDC implementation class, since it has to be
+    // static.
+    // static void ClearCache() ;
+#if 0 // wxUSE_DC_CACHEING
+    static void EnableCache(bool cacheing) { sm_cacheing = cacheing; }
+    static bool CacheEnabled() { return sm_cacheing ; }
+#endif
+
     // bounding box
     // ------------
 
@@ -578,12 +590,17 @@ public:
 #endif // !Win16
 
 #if WXWIN_COMPATIBILITY
+
+#if wxUSE_PALETTE
     virtual void SetColourMap(const wxPalette& palette) { SetPalette(palette); }
+#endif // wxUSE_PALETTE
+
     void GetTextExtent(const wxString& string, float *x, float *y,
             float *descent = NULL, float *externalLeading = NULL,
             wxFont *theFont = NULL, bool use16bit = FALSE) const ;
     void GetSize(float* width, float* height) const { int w, h; GetSize(& w, & h); *width = w; *height = h; }
     void GetSizeMM(float *width, float *height) const { long w, h; GetSizeMM(& w, & h); *width = (float) w; *height = (float) h; }
+
 #endif // WXWIN_COMPATIBILITY
 
 protected:
@@ -624,7 +641,7 @@ protected:
     virtual bool DoBlit(wxCoord xdest, wxCoord ydest,
                         wxCoord width, wxCoord height,
                         wxDC *source, wxCoord xsrc, wxCoord ysrc,
-                        int rop = wxCOPY, bool useMask = FALSE) = 0;
+                        int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1) = 0;
 
     virtual void DoGetSize(int *width, int *height) const = 0;
     virtual void DoGetSizeMM(int* width, int* height) const = 0;
@@ -688,6 +705,9 @@ protected:
     bool m_clipping:1;
     bool m_isInteractive:1;
     bool m_isBBoxValid:1;
+#if wxUSE_DC_CACHEING
+//    static bool sm_cacheing;
+#endif
 
     // coordinate system variables
 
@@ -718,7 +738,10 @@ protected:
     wxColour          m_textForegroundColour;
     wxColour          m_textBackgroundColour;
     wxFont            m_font;
+
+#if wxUSE_PALETTE
     wxPalette         m_palette;
+#endif // wxUSE_PALETTE
 
 private:
     DECLARE_NO_COPY_CLASS(wxDCBase)
@@ -737,8 +760,6 @@ private:
     #include "wx/gtk/dc.h"
 #elif defined(__WXMGL__)
     #include "wx/mgl/dc.h"
-#elif defined(__WXQT__)
-    #include "wx/qt/dc.h"
 #elif defined(__WXMAC__)
     #include "wx/mac/dc.h"
 #elif defined(__WXPM__)
@@ -776,5 +797,24 @@ private:
     wxColour m_colFgOld;
 };
 
+// ----------------------------------------------------------------------------
+// another small helper class: sets the clipping region in its ctor and
+// destroys it in the dtor
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxDCClipper
+{
+public:
+    wxDCClipper(wxDC& dc, const wxRect& r) : m_dc(dc)
+        { dc.SetClippingRegion(r.x, r.y, r.width, r.height); }
+    wxDCClipper(wxDC& dc, wxCoord x, wxCoord y, wxCoord w, wxCoord h) : m_dc(dc)
+        { dc.SetClippingRegion(x, y, w, h); }
+
+    ~wxDCClipper() { m_dc.DestroyClippingRegion(); }
+
+private:
+    wxDC& m_dc;
+};
+
 #endif
     // _WX_DC_H_BASE_