src/os2/pen.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        pen.cpp
   3 // Purpose:     wxPen
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/10/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifndef WX_PRECOMP
  16 #include <stdio.h>
  17 #include "wx/setup.h"
  18 #include "wx/list.h"
  19 #include "wx/utils.h"
  20 #include "wx/app.h"
  21 #include "wx/pen.h"
  22 #endif
  23
  24 #include "wx/os2/private.h"
  25 #include "assert.h"
  26
  27 wxPenRefData::wxPenRefData()
  28 {
  29     m_style = wxSOLID;
  30     m_width = 1;
  31     m_join = wxJOIN_ROUND ;
  32     m_cap = wxCAP_ROUND ;
  33     m_nbDash = 0 ;
  34     m_dash = 0 ;
  35     m_hPen = 0;
  36 }
  37
  38 wxPenRefData::wxPenRefData(const wxPenRefData& data)
  39 {
  40     m_style = data.m_style;
  41     m_width = data.m_width;
  42     m_join = data.m_join;
  43     m_cap = data.m_cap;
  44     m_nbDash = data.m_nbDash;
  45     m_dash = data.m_dash;
  46     m_colour = data.m_colour;
  47 /* TODO: null data
  48     m_hPen = 0;
  49 */
  50 }
  51
  52 wxPenRefData::~wxPenRefData()
  53 {
  54     // TODO: delete data
  55 }
  56
  57 // Pens
  58
  59 wxPen::wxPen()
  60 {
  61     if ( wxThePenList )
  62         wxThePenList->AddPen(this);
  63 }
  64
  65 wxPen::~wxPen()
  66 {
  67     if (wxThePenList)
  68         wxThePenList->RemovePen(this);
  69 }
  70
  71 // Should implement Create
  72 wxPen::wxPen(const wxColour& col, int Width, int Style)
  73 {
  74     m_refData = new wxPenRefData;
  75
  76     M_PENDATA->m_colour = col;
  77 //  M_PENDATA->m_stipple = NULL;
  78     M_PENDATA->m_width = Width;
  79     M_PENDATA->m_style = Style;
  80     M_PENDATA->m_join = wxJOIN_ROUND ;
  81     M_PENDATA->m_cap = wxCAP_ROUND ;
  82     M_PENDATA->m_nbDash = 0 ;
  83     M_PENDATA->m_dash = 0 ;
  84     M_PENDATA->m_hPen = 0 ;
  85
  86 // TODO:
  87 /*
  88     if ((Style == wxDOT) || (Style == wxLONG_DASH) ||
  89         (Style == wxSHORT_DASH) || (Style == wxDOT_DASH) ||
  90         (Style == wxUSER_DASH))
  91         M_PENDATA->m_width = 1;
  92 */
  93     RealizeResource();
  94
  95     if ( wxThePenList )
  96         wxThePenList->AddPen(this);
  97 }
  98
  99 wxPen::wxPen(const wxBitmap& stipple, int Width)
 100 {
 101     m_refData = new wxPenRefData;
 102
 103     M_PENDATA->m_stipple = stipple;
 104     M_PENDATA->m_width = Width;
 105     M_PENDATA->m_style = wxSTIPPLE;
 106     M_PENDATA->m_join = wxJOIN_ROUND ;
 107     M_PENDATA->m_cap = wxCAP_ROUND ;
 108     M_PENDATA->m_nbDash = 0 ;
 109     M_PENDATA->m_dash = 0 ;
 110     M_PENDATA->m_hPen = 0 ;
 111
 112     RealizeResource();
 113
 114     if ( wxThePenList )
 115         wxThePenList->AddPen(this);
 116 }
 117
 118 bool wxPen::RealizeResource()
 119 {
 120     // TODO: create actual pen
 121     return FALSE;
 122 }
 123
 124 WXHANDLE wxPen::GetResourceHandle()
 125 {
 126     if ( !M_PENDATA )
 127         return 0;
 128     else
 129         return (WXHANDLE)M_PENDATA->m_hPen;
 130 }
 131
 132 bool wxPen::FreeResource(bool force)
 133 {
 134     if (M_PENDATA && (M_PENDATA->m_hPen != 0))
 135     {
 136 // TODO:        DeleteObject((HPEN) M_PENDATA->m_hPen);
 137         M_PENDATA->m_hPen = 0;
 138         return TRUE;
 139     }
 140     else return FALSE;
 141 }
 142
 143 bool wxPen::IsFree() const
 144 {
 145   return (M_PENDATA && M_PENDATA->m_hPen == 0);
 146 }
 147
 148 void wxPen::Unshare()
 149 {
 150     // Don't change shared data
 151     if (!m_refData)
 152     {
 153         m_refData = new wxPenRefData();
 154     }
 155     else
 156     {
 157         wxPenRefData* ref = new wxPenRefData(*(wxPenRefData*)m_refData);
 158         UnRef();
 159         m_refData = ref;
 160     }
 161 }
 162
 163 void wxPen::SetColour(const wxColour& col)
 164 {
 165     Unshare();
 166
 167     M_PENDATA->m_colour = col;
 168
 169     RealizeResource();
 170 }
 171
 172 void wxPen::SetColour(unsigned char r, unsigned char g, unsigned char b)
 173 {
 174     Unshare();
 175
 176     M_PENDATA->m_colour.Set(r, g, b);
 177
 178     RealizeResource();
 179 }
 180
 181 void wxPen::SetWidth(int Width)
 182 {
 183     Unshare();
 184
 185     M_PENDATA->m_width = Width;
 186
 187     RealizeResource();
 188 }
 189
 190 void wxPen::SetStyle(int Style)
 191 {
 192     Unshare();
 193
 194     M_PENDATA->m_style = Style;
 195
 196     RealizeResource();
 197 }
 198
 199 void wxPen::SetStipple(const wxBitmap& Stipple)
 200 {
 201     Unshare();
 202
 203     M_PENDATA->m_stipple = Stipple;
 204     M_PENDATA->m_style = wxSTIPPLE;
 205
 206     RealizeResource();
 207 }
 208
 209 void wxPen::SetDashes(int nb_dashes, const wxDash *Dash)
 210 {
 211     Unshare();
 212
 213     M_PENDATA->m_nbDash = nb_dashes;
 214     M_PENDATA->m_dash = (wxDash *)Dash;
 215
 216     RealizeResource();
 217 }
 218
 219 void wxPen::SetJoin(int Join)
 220 {
 221     Unshare();
 222
 223     M_PENDATA->m_join = Join;
 224
 225     RealizeResource();
 226 }
 227
 228 void wxPen::SetCap(int Cap)
 229 {
 230     Unshare();
 231
 232     M_PENDATA->m_cap = Cap;
 233
 234     RealizeResource();
 235 }
 236
 237 int wx2os2PenStyle(int wx_style)
 238 {
 239     int cstyle;
 240 // TODO:
 241 /*
 242     switch (wx_style)
 243     {
 244        case wxDOT:
 245            cstyle = PS_DOT;
 246        break;
 247
 248        case wxDOT_DASH:
 249            cstyle = PS_DASHDOT;
 250            break;
 251
 252        case wxSHORT_DASH:
 253        case wxLONG_DASH:
 254            cstyle = PS_DASH;
 255            break;
 256
 257        case wxTRANSPARENT:
 258            cstyle = PS_NULL;
 259            break;
 260
 261        case wxUSER_DASH:
 262 #ifdef __WIN32__
 263            // Win32s doesn't have PS_USERSTYLE
 264            if (wxGetOsVersion()==wxWINDOWS_NT || wxGetOsVersion()==wxWIN95)
 265                cstyle = PS_USERSTYLE;
 266            else
 267                cstyle = PS_DOT; // We must make a choice... This is mine!
 268 #else
 269            cstyle = PS_DASH;
 270 #endif
 271            break;
 272        case wxSOLID:
 273        default:
 274            cstyle = PS_SOLID;
 275            break;
 276    }
 277 */
 278    return cstyle;
 279 }
 280
 281