///////////////////////////////////////////////////////////////////////////// // Name: dcclient.h // Purpose: // Author: Robert Roebling // Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef __GTKDCCLIENTH__ #define __GTKDCCLIENTH__ #ifdef __GNUG__ #pragma interface #endif #include "wx/dc.h" #include "wx/window.h" //----------------------------------------------------------------------------- // classes //----------------------------------------------------------------------------- class wxWindowDC; class wxPaintDC; class wxClientDC; //----------------------------------------------------------------------------- // wxWindowDC //----------------------------------------------------------------------------- class wxWindowDC : public wxDC { public: wxWindowDC(); wxWindowDC( wxWindow *win ); ~wxWindowDC(); virtual bool CanDrawBitmap() const { return TRUE; } virtual bool CanGetTextExtent() const { return TRUE; } protected: virtual void DoGetSize(int *width, int *height) const; virtual void DoFloodFill( wxCoord x, wxCoord y, const wxColour& col, int style=wxFLOOD_SURFACE ); virtual bool DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const; virtual void DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 ); virtual void DoCrossHair( wxCoord x, wxCoord y ); virtual void DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc ); virtual void DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double sa, double ea ); virtual void DoDrawPoint( wxCoord x, wxCoord y ); virtual void DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset); virtual void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle = wxODDEVEN_RULE); virtual void DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height ); virtual void DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0 ); virtual void DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height ); virtual void DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y ); virtual void DoDrawBitmap( const wxBitmap &bitmap, wxCoord x, wxCoord y, bool useMask = FALSE ); virtual bool DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func = wxCOPY, bool useMask = FALSE ); virtual void DoDrawText( const wxString &text, wxCoord x, wxCoord y ); virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle); virtual void DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height, wxCoord *descent = (wxCoord *) NULL, wxCoord *externalLeading = (wxCoord *) NULL, wxFont *theFont = (wxFont *) NULL) const; public: virtual wxCoord GetCharWidth() const; virtual wxCoord GetCharHeight() const; virtual void Clear(); virtual void SetFont( const wxFont &font ); virtual void SetPen( const wxPen &pen ); virtual void SetBrush( const wxBrush &brush ); virtual void SetBackground( const wxBrush &brush ); virtual void SetLogicalFunction( int function ); virtual void SetTextForeground( const wxColour &col ); virtual void SetTextBackground( const wxColour &col ); virtual void SetBackgroundMode( int mode ); virtual void SetPalette( const wxPalette& palette ); virtual void DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ); virtual void DestroyClippingRegion(); virtual void DoSetClippingRegionAsRegion( const wxRegion ®ion ); #if wxUSE_SPLINES virtual void DoDrawSpline( wxList *points ); #endif // Resolution in pixels per logical inch virtual wxSize GetPPI() const; virtual int GetDepth() const; // implementation // -------------- GdkWindow *m_window; GdkGC *m_penGC; GdkGC *m_brushGC; GdkGC *m_textGC; GdkGC *m_bgGC; GdkColormap *m_cmap; bool m_isMemDC; bool m_isScreenDC; wxWindow *m_owner; wxRegion m_currentClippingRegion; wxRegion m_paintClippingRegion; #ifdef __WXGTK20__ PangoContext *m_context; PangoFontDescription *m_fontdesc; #endif void SetUpDC(); void Destroy(); void ComputeScaleAndOrigin(); GdkWindow *GetWindow() { return m_window; } private: DECLARE_DYNAMIC_CLASS(wxWindowDC) }; //----------------------------------------------------------------------------- // wxClientDC //----------------------------------------------------------------------------- class wxClientDC : public wxWindowDC { public: wxClientDC() { } wxClientDC( wxWindow *win ); protected: virtual void DoGetSize(int *width, int *height) const; private: DECLARE_DYNAMIC_CLASS(wxClientDC) }; //----------------------------------------------------------------------------- // wxPaintDC //----------------------------------------------------------------------------- class wxPaintDC : public wxClientDC { public: wxPaintDC() { } wxPaintDC( wxWindow *win ); private: DECLARE_DYNAMIC_CLASS(wxPaintDC) }; #endif // __GTKDCCLIENTH__