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 wxGDIRefData
  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     virtual bool IsOk() const { return m_colour.IsOk(); }
  42
  43     void SetStyle(int style)
  44     {
  45         if ( style != wxSOLID && style != wxTRANSPARENT )
  46         {
  47             wxFAIL_MSG( "only wxSOLID and wxTRANSPARENT styles are supported" );
  48             style = wxSOLID;
  49         }
  50
  51         m_style = style;
  52     }
  53
  54     int            m_style;
  55     wxColour       m_colour;
  56 };
  57
  58 //-----------------------------------------------------------------------------
  59
  60 #define M_PENDATA ((wxPenRefData *)m_refData)
  61
  62 IMPLEMENT_DYNAMIC_CLASS(wxPen, wxGDIObject)
  63
  64 wxPen::wxPen(const wxColour &colour, int width, int style)
  65 {
  66     wxASSERT_MSG( width <= 1, "only width=0,1 are supported" );
  67
  68     m_refData = new wxPenRefData(colour, style);
  69 }
  70
  71 wxPen::wxPen(const wxBitmap& WXUNUSED(stipple), int WXUNUSED(width))
  72 {
  73     wxFAIL_MSG( "stipple pens not supported" );
  74
  75     m_refData = new wxPenRefData();
  76 }
  77
  78 bool wxPen::operator==(const wxPen& pen) const
  79 {
  80 #warning "this is incorrect (MGL too)"
  81     return m_refData == pen.m_refData;
  82 }
  83
  84 void wxPen::SetColour(const wxColour &colour)
  85 {
  86     AllocExclusive();
  87     M_PENDATA->m_colour = colour;
  88 }
  89
  90 void wxPen::SetDashes(int WXUNUSED(number_of_dashes), const wxDash *WXUNUSED(dash))
  91 {
  92     wxFAIL_MSG( "SetDashes not implemented" );
  93 }
  94
  95 void wxPen::SetColour(unsigned char red, unsigned char green, unsigned char blue)
  96 {
  97     AllocExclusive();
  98     M_PENDATA->m_colour.Set(red, green, blue);
  99 }
 100
 101 void wxPen::SetCap(int WXUNUSED(capStyle))
 102 {
 103     wxFAIL_MSG( "SetCap not implemented" );
 104 }
 105
 106 void wxPen::SetJoin(int WXUNUSED(joinStyle))
 107 {
 108     wxFAIL_MSG( "SetJoin not implemented" );
 109 }
 110
 111 void wxPen::SetStyle(int style)
 112 {
 113     AllocExclusive();
 114     M_PENDATA->SetStyle(style);
 115 }
 116
 117 void wxPen::SetStipple(const wxBitmap& WXUNUSED(stipple))
 118 {
 119     wxFAIL_MSG( "SetStipple not implemented" );
 120 }
 121
 122 void wxPen::SetWidth(int width)
 123 {
 124     wxASSERT_MSG( width <= 1, "only width=0,1 are implemented" );
 125 }
 126
 127 int wxPen::GetDashes(wxDash **ptr) const
 128 {
 129     wxFAIL_MSG( "GetDashes not implemented" );
 130
 131     *ptr = NULL;
 132     return 0;
 133 }
 134
 135 int wxPen::GetDashCount() const
 136 {
 137     wxFAIL_MSG( "GetDashCount not implemented" );
 138
 139     return 0;
 140 }
 141
 142 wxDash* wxPen::GetDash() const
 143 {
 144     wxFAIL_MSG( "GetDash not implemented" );
 145
 146     return NULL;
 147 }
 148
 149 int wxPen::GetCap() const
 150 {
 151     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 152
 153     wxFAIL_MSG( "GetCap not implemented" );
 154     return -1;
 155 }
 156
 157 int wxPen::GetJoin() const
 158 {
 159     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 160
 161     wxFAIL_MSG( "GetJoin not implemented" );
 162     return -1;
 163 }
 164
 165 int wxPen::GetStyle() const
 166 {
 167     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 168
 169     return M_PENDATA->m_style;
 170 }
 171
 172 int wxPen::GetWidth() const
 173 {
 174     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 175
 176     return 1;
 177 }
 178
 179 wxColour &wxPen::GetColour() const
 180 {
 181     wxCHECK_MSG( Ok(), wxNullColour, wxT("invalid pen") );
 182
 183     return M_PENDATA->m_colour;
 184 }
 185
 186 wxBitmap *wxPen::GetStipple() const
 187 {
 188     wxCHECK_MSG( Ok(), NULL, wxT("invalid pen") );
 189
 190     wxFAIL_MSG( "GetStipple not implemented" );
 191     return NULL;
 192 }
 193
 194 wxGDIRefData *wxPen::CreateGDIRefData() const
 195 {
 196     return new wxPenRefData;
 197 }
 198
 199 wxGDIRefData *wxPen::CloneGDIRefData(const wxGDIRefData *data) const
 200 {
 201     return new wxPenRefData(*(wxPenRefData *)data);
 202 }