fixed bug in DeleteEntry()

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

diff --git a/include/wx/dc.h b/include/wx/dc.h
index 6005856fc3e0c886e14939f1e7e0f6018bb07607..b536b75d9e692f5509b0074e387efdbcde1de1e1 100644 (file)
--- a/include/wx/dc.h
+++ b/include/wx/dc.h
@@ -12,7 +12,7 @@
 #ifndef _WX_DC_H_BASE_
 #define _WX_DC_H_BASE_
 
-#if defined(__GNUG__) && !defined(__APPLE__)
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma interface "dcbase.h"
 #endif
 
@@ -301,6 +301,54 @@ public:
     void DrawSpline(wxList *points) { DoDrawSpline(points); }
 #endif // wxUSE_SPLINES
 
+    // Eventually we will have wxUSE_GENERIC_DRAWELLIPSE
+#ifdef __WXWINCE__
+    //! Generic method to draw ellipses, circles and arcs with current pen and brush.
+    /*! \param x Upper left corner of bounding box.
+     *  \param y Upper left corner of bounding box.
+     *  \param w Width of bounding box.
+     *  \param h Height of bounding box.
+     *  \param sa Starting angle of arc 
+     *            (counterclockwise, start at 3 o'clock, 360 is full circle).
+     *  \param ea Ending angle of arc.
+     *  \param angle Rotation angle, the Arc will be rotated after 
+     *               calculating begin and end.
+     */
+    void DrawEllipticArcRot( wxCoord x, wxCoord y, 
+                             wxCoord width, wxCoord height, 
+                             double sa = 0, double ea = 0, double angle = 0 )
+    { DoDrawEllipticArcRot( x, y, width, height, sa, ea, angle ); }
+    
+    void DrawEllipticArcRot( const wxPoint& pt, 
+                             const wxSize& sz,
+                             double sa = 0, double ea = 0, double angle = 0 )
+    { DoDrawEllipticArcRot( pt.x, pt.y, sz.x, sz.y, sa, ea, angle ); }
+
+    void DrawEllipticArcRot( const wxRect& rect,
+                             double sa = 0, double ea = 0, double angle = 0 )
+    { DoDrawEllipticArcRot( rect.x, rect.y, rect.width, rect.height, sa, ea, angle ); }
+
+    virtual void DoDrawEllipticArcRot( wxCoord x, wxCoord y, 
+                                       wxCoord w, wxCoord h, 
+                                       double sa = 0, double ea = 0, double angle = 0 );
+    
+    //! Rotates points around center.
+    /*! This is a quite straight method, it calculates in pixels
+     *  and so it produces rounding errors.
+     *  \param points The points inside will be rotated.
+     *  \param angle Rotating angle (counterclockwise, start at 3 o'clock, 360 is full circle).
+     *  \param center Center of rotation.
+     */ 
+    void Rotate( wxList* points, double angle, wxPoint center = wxPoint() );
+
+    // used by DrawEllipticArcRot
+    // Careful: wxList gets filled with points you have to delete later.
+    void CalculateEllipticPoints( wxList* points, 
+                                  wxCoord xStart, wxCoord yStart, 
+                                  wxCoord w, wxCoord h, 
+                                  double sa, double ea );
+#endif
+    
     // global DC operations
     // --------------------
 
@@ -342,10 +390,15 @@ public:
         { DoGetClippingBox(x, y, w, h); }
     void GetClippingBox(wxRect& rect) const
         {
+#if 1
+          DoGetClippingBox(&rect.x, &rect.y, &rect.width, &rect.height);
+#else
           // Necessary to use intermediate variables for 16-bit compilation
+          // REMOVE ME if the above is OK for all current platforms
           wxCoord x, y, w, h;
           DoGetClippingBox(&x, &y, &w, &h);
           rect.x = x; rect.y = y; rect.width = w; rect.height = h;
+#endif
         }
 
     // text extent
@@ -492,16 +545,6 @@ 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
     // ------------
 
@@ -593,20 +636,6 @@ 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 { int w, h; GetSizeMM(& w, & h); *width = (float) w; *height = (float) h; }
-
-#endif // WXWIN_COMPATIBILITY
-
 protected:
     // the pure virtual functions which should be implemented by wxDC
     virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
@@ -709,9 +738,6 @@ 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
 
@@ -802,6 +828,8 @@ private:
     wxDC& m_dc;
 
     wxColour m_colFgOld;
+
+    DECLARE_NO_COPY_CLASS(wxDCTextColourChanger)
 };
 
 // ----------------------------------------------------------------------------
@@ -821,6 +849,8 @@ public:
 
 private:
     wxDC& m_dc;
+
+    DECLARE_NO_COPY_CLASS(wxDCClipper)
 };
 
 #endif