src/gtk1/brush.cpp

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