X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f4515f987d1968fedc09c833d6732ada5e4e8815..884215788fcb7a3364ff6e1494c5da90fb2721bf:/include/wx/dc.h diff --git a/include/wx/dc.h b/include/wx/dc.h index 6005856fc3..777ee31702 100644 --- 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 @@ -29,6 +29,7 @@ #include "wx/pen.h" #include "wx/palette.h" #include "wx/list.h" // we use wxList in inline functions +#include "wx/dynarray.h" class WXDLLEXPORT wxDC; class WXDLLEXPORT wxDCBase; @@ -210,6 +211,11 @@ public: wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle = wxODDEVEN_RULE); + void DrawPolyPolygon(int n, int count[], wxPoint points[], + wxCoord xoffset = 0, wxCoord yoffset = 0, + int fillStyle = wxODDEVEN_RULE) + { DoDrawPolyPolygon(n, count, points, xoffset, yoffset, fillStyle); } + void DrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { DoDrawRectangle(x, y, width, height); } void DrawRectangle(const wxPoint& pt, const wxSize& sz) @@ -301,6 +307,54 @@ 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 +396,15 @@ 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 @@ -369,6 +428,11 @@ public: wxCoord *heightLine = NULL, wxFont *font = NULL); + // Measure cumulative width of text after each character + bool GetPartialTextExtents(const wxString& text, wxArrayInt& widths) const + { return DoGetPartialTextExtents(text, widths); } + + // size and resolution // ------------------- @@ -492,16 +556,6 @@ 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 +647,6 @@ 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, @@ -655,6 +695,9 @@ protected: virtual void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle = wxODDEVEN_RULE) = 0; + virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[], + wxCoord xoffset, wxCoord yoffset, + int fillStyle); virtual void DoSetClippingRegionAsRegion(const wxRegion& region) = 0; virtual void DoSetClippingRegion(wxCoord x, wxCoord y, @@ -697,7 +740,9 @@ protected: wxCoord *descent = NULL, wxCoord *externalLeading = NULL, wxFont *theFont = NULL) const = 0; - + + virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const; + #if wxUSE_SPLINES virtual void DoDrawSpline(wxList *points); #endif @@ -709,9 +754,6 @@ 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 +844,8 @@ private: wxDC& m_dc; wxColour m_colFgOld; + + DECLARE_NO_COPY_CLASS(wxDCTextColourChanger) }; // ---------------------------------------------------------------------------- @@ -821,6 +865,8 @@ public: private: wxDC& m_dc; + + DECLARE_NO_COPY_CLASS(wxDCClipper) }; #endif