src/gtk1/brush.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk1/brush.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #include "wx/brush.h"
  14
  15 #ifndef WX_PRECOMP
  16     #include "wx/colour.h"
  17 #endif
  18
  19 #include <gdk/gdk.h>
  20
  21 //-----------------------------------------------------------------------------
  22 // wxBrush
  23 //-----------------------------------------------------------------------------
  24
  25 class wxBrushRefData: public wxGDIRefData
  26 {
  27 public:
  28     wxBrushRefData()
  29     {
  30         m_style = 0;
  31     }
  32
  33     wxBrushRefData( const wxBrushRefData& data )
  34         : wxGDIRefData()
  35     {
  36         m_style = data.m_style;
  37         m_stipple = data.m_stipple;
  38         m_colour = data.m_colour;
  39     }
  40
  41     bool operator == (const wxBrushRefData& data) const
  42     {
  43         return (m_style == data.m_style &&
  44                 m_stipple.IsSameAs(data.m_stipple) &&
  45                 m_colour == data.m_colour);
  46     }
  47
  48     wxBrushStyle m_style;
  49     wxColour     m_colour;
  50     wxBitmap     m_stipple;
  51 };
  52
  53 //-----------------------------------------------------------------------------
  54
  55 #define M_BRUSHDATA ((wxBrushRefData *)m_refData)
  56
  57 IMPLEMENT_DYNAMIC_CLASS(wxBrush,wxGDIObject)
  58
  59 wxBrush::wxBrush( const wxColour &colour, wxBrushStyle style )
  60 {
  61     m_refData = new wxBrushRefData();
  62     M_BRUSHDATA->m_style = style;
  63     M_BRUSHDATA->m_colour = colour;
  64 }
  65
  66 #if FUTURE_WXWIN_COMPATIBILITY_3_0
  67 wxBrush::wxBrush(const wxColour& col, int style)
  68 {
  69     m_refData = new wxBrushRefData;
  70     M_BRUSHDATA->m_style = (wxBrushStyle)style;
  71     M_BRUSHDATA->m_colour = colour;
  72 }
  73 #endif
  74
  75 wxBrush::wxBrush( const wxBitmap &stippleBitmap )
  76 {
  77     m_refData = new wxBrushRefData();
  78     M_BRUSHDATA->m_colour = *wxBLACK;
  79
  80     M_BRUSHDATA->m_stipple = stippleBitmap;
  81
  82     if (M_BRUSHDATA->m_stipple.GetMask())
  83         M_BRUSHDATA->m_style = wxSTIPPLE_MASK_OPAQUE;
  84     else
  85         M_BRUSHDATA->m_style = wxSTIPPLE;
  86 }
  87
  88 wxBrush::~wxBrush()
  89 {
  90     // m_refData unrefed in ~wxObject
  91 }
  92
  93 wxGDIRefData *wxBrush::CreateGDIRefData() const
  94 {
  95     return new wxBrushRefData;
  96 }
  97
  98 wxGDIRefData *wxBrush::CloneGDIRefData(const wxGDIRefData *data) const
  99 {
 100     return new wxBrushRefData(*(wxBrushRefData *)data);
 101 }
 102
 103 bool wxBrush::operator == ( const wxBrush& brush ) const
 104 {
 105     if (m_refData == brush.m_refData) return true;
 106
 107     if (!m_refData || !brush.m_refData) return false;
 108
 109     return ( *(wxBrushRefData*)m_refData == *(wxBrushRefData*)brush.m_refData );
 110 }
 111
 112 wxBrushStyle wxBrush::GetStyle() const
 113 {
 114     wxCHECK_MSG( Ok(), wxBRUSHSTYLE_INVALID, _T("invalid brush") );
 115
 116     return M_BRUSHDATA->m_style;
 117 }
 118
 119 wxColour &wxBrush::GetColour() const
 120 {
 121     wxCHECK_MSG( Ok(), wxNullColour, _T("invalid brush") );
 122
 123     return M_BRUSHDATA->m_colour;
 124 }
 125
 126 wxBitmap *wxBrush::GetStipple() const
 127 {
 128     wxCHECK_MSG( Ok(), NULL, _T("invalid brush") );
 129
 130     return &M_BRUSHDATA->m_stipple;
 131 }
 132
 133 void wxBrush::SetColour( const wxColour& col )
 134 {
 135     AllocExclusive();
 136
 137     M_BRUSHDATA->m_colour = col;
 138 }
 139
 140 void wxBrush::SetColour( unsigned char r, unsigned char g, unsigned char b )
 141 {
 142     AllocExclusive();
 143
 144     M_BRUSHDATA->m_colour.Set( r, g, b );
 145 }
 146
 147 void wxBrush::SetStyle( wxBrushStyle style )
 148 {
 149     AllocExclusive();
 150
 151     M_BRUSHDATA->m_style = style;
 152 }
 153
 154 void wxBrush::SetStipple( const wxBitmap& stipple )
 155 {
 156     AllocExclusive();
 157
 158     M_BRUSHDATA->m_stipple = stipple;
 159     if (M_BRUSHDATA->m_stipple.GetMask())
 160     {
 161         M_BRUSHDATA->m_style = wxSTIPPLE_MASK_OPAQUE;
 162     }
 163     else
 164     {
 165         M_BRUSHDATA->m_style = wxSTIPPLE;
 166     }
 167 }