src/dfb/pen.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/dfb/pen.cpp
   3 // Purpose:     wxPen class implementation
   4 // Author:      Vaclav Slavik
   5 // Created:     2006-08-04
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2006 REA Elektronik GmbH
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #include "wx/pen.h"
  19
  20 #ifndef WX_PRECOMP
  21     #include "wx/bitmap.h"
  22     #include "wx/colour.h"
  23 #endif
  24
  25 //-----------------------------------------------------------------------------
  26 // wxPen
  27 //-----------------------------------------------------------------------------
  28
  29 class wxPenRefData: public wxObjectRefData
  30 {
  31 public:
  32     wxPenRefData(const wxColour& clr = wxNullColour, int style = wxSOLID)
  33     {
  34         m_colour = clr;
  35         SetStyle(style);
  36     }
  37
  38     wxPenRefData(const wxPenRefData& data)
  39         : m_style(data.m_style), m_colour(data.m_colour) {}
  40
  41     void SetStyle(int style)
  42     {
  43         if ( m_style != wxSOLID && m_style == wxTRANSPARENT )
  44         {
  45             wxFAIL_MSG( _T("only wxSOLID and wxTRANSPARENT styles are supported") );
  46             style = wxSOLID;
  47         }
  48
  49         m_style = style;
  50     }
  51
  52     int            m_style;
  53     wxColour       m_colour;
  54 };
  55
  56 //-----------------------------------------------------------------------------
  57
  58 #define M_PENDATA ((wxPenRefData *)m_refData)
  59
  60 IMPLEMENT_DYNAMIC_CLASS(wxPen, wxGDIObject)
  61
  62 wxPen::wxPen(const wxColour &colour, int width, int style)
  63 {
  64     wxASSERT_MSG( width <= 1, _T("only width=0,1 are supported") );
  65
  66     m_refData = new wxPenRefData(colour, style);
  67 }
  68
  69 wxPen::wxPen(const wxBitmap& WXUNUSED(stipple), int WXUNUSED(width))
  70 {
  71     wxFAIL_MSG( _T("stipple pens not supported") );
  72
  73     m_refData = new wxPenRefData();
  74 }
  75
  76 bool wxPen::operator==(const wxPen& pen) const
  77 {
  78 #warning "this is incorrect (MGL too)"
  79     return m_refData == pen.m_refData;
  80 }
  81
  82 void wxPen::SetColour(const wxColour &colour)
  83 {
  84     AllocExclusive();
  85     M_PENDATA->m_colour = colour;
  86 }
  87
  88 void wxPen::SetDashes(int WXUNUSED(number_of_dashes), const wxDash *WXUNUSED(dash))
  89 {
  90     wxFAIL_MSG( _T("SetDashes not implemented") );
  91 }
  92
  93 void wxPen::SetColour(unsigned char red, unsigned char green, unsigned char blue)
  94 {
  95     AllocExclusive();
  96     M_PENDATA->m_colour.Set(red, green, blue);
  97 }
  98
  99 void wxPen::SetCap(int WXUNUSED(capStyle))
 100 {
 101     wxFAIL_MSG( _T("SetCap not implemented") );
 102 }
 103
 104 void wxPen::SetJoin(int WXUNUSED(joinStyle))
 105 {
 106     wxFAIL_MSG( _T("SetJoin not implemented") );
 107 }
 108
 109 void wxPen::SetStyle(int style)
 110 {
 111     AllocExclusive();
 112     M_PENDATA->SetStyle(style);
 113 }
 114
 115 void wxPen::SetStipple(const wxBitmap& WXUNUSED(stipple))
 116 {
 117     wxFAIL_MSG( _T("SetStipple not implemented") );
 118 }
 119
 120 void wxPen::SetWidth(int width)
 121 {
 122     wxASSERT_MSG( width <= 1, _T("only width=0,1 are implemented") );
 123 }
 124
 125 int wxPen::GetDashes(wxDash **ptr) const
 126 {
 127     wxFAIL_MSG( _T("GetDashes not implemented") );
 128
 129     *ptr = NULL;
 130     return 0;
 131 }
 132
 133 int wxPen::GetDashCount() const
 134 {
 135     wxFAIL_MSG( _T("GetDashCount not implemented") );
 136
 137     return 0;
 138 }
 139
 140 wxDash* wxPen::GetDash() const
 141 {
 142     wxFAIL_MSG( _T("GetDash not implemented") );
 143
 144     return NULL;
 145 }
 146
 147 int wxPen::GetCap() const
 148 {
 149     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 150
 151     wxFAIL_MSG( _T("GetCap not implemented") );
 152     return -1;
 153 }
 154
 155 int wxPen::GetJoin() const
 156 {
 157     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 158
 159     wxFAIL_MSG( _T("GetJoin not implemented") );
 160     return -1;
 161 }
 162
 163 int wxPen::GetStyle() const
 164 {
 165     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 166
 167     return M_PENDATA->m_style;
 168 }
 169
 170 int wxPen::GetWidth() const
 171 {
 172     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 173
 174     return 1;
 175 }
 176
 177 wxColour &wxPen::GetColour() const
 178 {
 179     wxCHECK_MSG( Ok(), wxNullColour, wxT("invalid pen") );
 180
 181     return M_PENDATA->m_colour;
 182 }
 183
 184 wxBitmap *wxPen::GetStipple() const
 185 {
 186     wxCHECK_MSG( Ok(), NULL, wxT("invalid pen") );
 187
 188     wxFAIL_MSG( _T("GetStipple not implemented") );
 189     return NULL;
 190 }
 191
 192 bool wxPen::Ok() const
 193 {
 194     return ((m_refData) && M_PENDATA->m_colour.Ok());
 195 }
 196
 197 wxObjectRefData *wxPen::CreateRefData() const
 198 {
 199     return new wxPenRefData;
 200 }
 201
 202 wxObjectRefData *wxPen::CloneRefData(const wxObjectRefData *data) const
 203 {
 204     return new wxPenRefData(*(wxPenRefData *)data);
 205 }