include/wx/gtk/dcclient.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcclient.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10
  11 #ifndef __GTKDCCLIENTH__
  12 #define __GTKDCCLIENTH__
  13
  14 #ifdef __GNUG__
  15 #pragma interface
  16 #endif
  17
  18 #include "wx/dc.h"
  19 #include "wx/window.h"
  20
  21 //-----------------------------------------------------------------------------
  22 // classes
  23 //-----------------------------------------------------------------------------
  24
  25 class wxWindowDC;
  26 class wxPaintDC;
  27 class wxClientDC;
  28
  29 //-----------------------------------------------------------------------------
  30 // wxWindowDC
  31 //-----------------------------------------------------------------------------
  32
  33 class wxWindowDC: public wxDC
  34 {
  35   DECLARE_DYNAMIC_CLASS(wxWindowDC)
  36
  37 public:
  38   wxWindowDC();
  39   wxWindowDC( wxWindow *win );
  40
  41   ~wxWindowDC();
  42
  43   virtual void FloodFill( long x, long y, const wxColour& col, int style=wxFLOOD_SURFACE );
  44   virtual bool GetPixel( long x1, long y1, wxColour *col ) const;
  45
  46   virtual void DrawLine( long x1, long y1, long x2, long y2 );
  47   virtual void CrossHair( long x, long y );
  48   virtual void DrawArc( long x1, long y1, long x2, long y2, double xc, double yc );
  49   virtual void DrawEllipticArc( long x, long y, long width, long height, double sa, double ea );
  50   virtual void DrawPoint( long x, long y );
  51
  52   virtual void DrawLines( int n, wxPoint points[], long xoffset = 0, long yoffset = 0 );
  53   virtual void DrawLines( wxList *points, long xoffset = 0, long yoffset = 0 );
  54   virtual void DrawPolygon( int n, wxPoint points[], long xoffset = 0, long yoffset = 0,
  55                             int fillStyle=wxODDEVEN_RULE );
  56   virtual void DrawPolygon( wxList *lines, long xoffset = 0, long yoffset = 0,
  57                             int fillStyle=wxODDEVEN_RULE );
  58
  59   virtual void DrawRectangle( long x, long y, long width, long height );
  60   virtual void DrawRoundedRectangle( long x, long y, long width, long height, double radius = 20.0 );
  61   virtual void DrawEllipse( long x, long y, long width, long height );
  62
  63   virtual bool CanDrawBitmap() const;
  64   virtual void DrawIcon( const wxIcon &icon, long x, long y );
  65   virtual void DrawBitmap( const wxBitmap &bitmap, long x, long y, bool useMask=FALSE );
  66   virtual bool Blit( long xdest, long ydest, long width, long height,
  67                       wxDC *source, long xsrc, long ysrc, int logical_func = wxCOPY, bool useMask=FALSE );
  68
  69   virtual void DrawText( const wxString &text, long x, long y, bool use16 = FALSE );
  70   virtual bool CanGetTextExtent() const;
  71   virtual void GetTextExtent( const wxString &string, long *width, long *height,
  72                      long *descent = (long *) NULL, long *externalLeading = (long *) NULL,
  73                      wxFont *theFont = (wxFont *) NULL, bool use16 = FALSE );
  74   virtual long GetCharWidth();
  75   virtual long GetCharHeight();
  76
  77   virtual void Clear();
  78
  79   virtual void SetFont( const wxFont &font );
  80   virtual void SetPen( const wxPen &pen );
  81   virtual void SetBrush( const wxBrush &brush );
  82   virtual void SetBackground( const wxBrush &brush );
  83   virtual void SetLogicalFunction( int function );
  84   virtual void SetTextForeground( const wxColour &col );
  85   virtual void SetTextBackground( const wxColour &col );
  86   virtual void SetBackgroundMode( int mode );
  87   virtual void SetPalette( const wxPalette& palette );
  88
  89   virtual void SetClippingRegion( long x, long y, long width, long height );
  90   virtual void DestroyClippingRegion();
  91   virtual void SetClippingRegion( const wxRegion &region  );
  92
  93   virtual void DrawSpline( wxList *points );
  94
  95   // Resolution in pixels per logical inch
  96   wxSize GetPPI(void) const;
  97
  98   // implementation
  99
 100   GdkWindow    *m_window;
 101   GdkGC        *m_penGC;
 102   GdkGC        *m_brushGC;
 103   GdkGC        *m_textGC;
 104   GdkGC        *m_bgGC;
 105   GdkColormap  *m_cmap;
 106   bool          m_isMemDC;
 107   wxWindow     *m_owner;
 108
 109   void SetUpDC();
 110   void Destroy();
 111   GdkWindow *GetWindow();
 112 };
 113
 114 //-----------------------------------------------------------------------------
 115 // wxPaintDC
 116 //-----------------------------------------------------------------------------
 117
 118 class wxPaintDC : public wxWindowDC
 119 {
 120   DECLARE_DYNAMIC_CLASS(wxPaintDC)
 121
 122 public:
 123   wxPaintDC();
 124   wxPaintDC( wxWindow *win );
 125 };
 126
 127 //-----------------------------------------------------------------------------
 128 // wxClientDC
 129 //-----------------------------------------------------------------------------
 130
 131 class wxClientDC : public wxWindowDC
 132 {
 133   DECLARE_DYNAMIC_CLASS(wxClientDC)
 134
 135 public:
 136   wxClientDC();
 137   wxClientDC( wxWindow *win );
 138 };
 139
 140
 141 #endif // __GTKDCCLIENTH__