| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/cocoa/pen.mm |
| 3 | // Purpose: wxPen |
| 4 | // Author: David Elliott |
| 5 | // Modified by: |
| 6 | // Created: 2003/08/02 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 2003 David Elliott |
| 9 | // Licence: wxWidgets licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #include "wx/wxprec.h" |
| 13 | |
| 14 | #ifndef WX_PRECOMP |
| 15 | #include "wx/pen.h" |
| 16 | #include "wx/bitmap.h" |
| 17 | #include "wx/colour.h" |
| 18 | #endif //WX_PRECOMP |
| 19 | |
| 20 | #import <AppKit/NSColor.h> |
| 21 | |
| 22 | // ======================================================================== |
| 23 | // wxPenRefData |
| 24 | // ======================================================================== |
| 25 | class WXDLLEXPORT wxPenRefData: public wxGDIRefData |
| 26 | { |
| 27 | friend class WXDLLEXPORT wxPen; |
| 28 | public: |
| 29 | wxPenRefData(const wxColour& colour = wxNullColour, |
| 30 | int width = 1, int style = wxSOLID, |
| 31 | const wxBitmap& stipple = wxNullBitmap); |
| 32 | wxPenRefData(const wxPenRefData& data); |
| 33 | ~wxPenRefData() { FreeCocoaNSColor(); FreeCocoaDash(); } |
| 34 | |
| 35 | void SetWidth(int Width) { m_width = Width; } |
| 36 | void SetStyle(int Style) |
| 37 | { FreeCocoaNSColor(); |
| 38 | FreeCocoaDash(); |
| 39 | m_style = Style; |
| 40 | } |
| 41 | void SetJoin(int Join) { m_join = Join; } |
| 42 | void SetCap(int Cap) { m_cap = Cap; } |
| 43 | void SetColour(const wxColour& col) { FreeCocoaNSColor(); m_colour = col; } |
| 44 | void SetDashes(int nb_dashes, const wxDash *Dash) |
| 45 | { |
| 46 | FreeCocoaDash(); |
| 47 | m_nbDash = nb_dashes; |
| 48 | m_dash = (wxDash *)Dash; |
| 49 | } |
| 50 | void SetStipple(const wxBitmap& Stipple) |
| 51 | { |
| 52 | FreeCocoaNSColor(); |
| 53 | m_stipple = Stipple; |
| 54 | m_style = wxSTIPPLE; |
| 55 | } |
| 56 | WX_NSColor GetNSColor(); |
| 57 | int GetCocoaLineDash(const float **pattern); |
| 58 | protected: |
| 59 | void FreeCocoaNSColor(); |
| 60 | void FreeCocoaDash(); |
| 61 | |
| 62 | int m_width; |
| 63 | int m_style; |
| 64 | int m_join; |
| 65 | int m_cap; |
| 66 | wxColour m_colour; |
| 67 | int m_nbDash; |
| 68 | wxDash *m_dash; |
| 69 | wxBitmap m_stipple; |
| 70 | WX_NSColor m_cocoaNSColor; |
| 71 | float *m_cocoaDash; |
| 72 | |
| 73 | // Predefined dash patterns |
| 74 | static const int scm_countDot; |
| 75 | static const float scm_patternDot[]; |
| 76 | static const int scm_countLongDash; |
| 77 | static const float scm_patternLongDash[]; |
| 78 | static const int scm_countShortDash; |
| 79 | static const float scm_patternShortDash[]; |
| 80 | static const int scm_countDotDash; |
| 81 | static const float scm_patternDotDash[]; |
| 82 | private: |
| 83 | // Don't allow assignment |
| 84 | wxPenRefData& operator=(const wxPenRefData& data); |
| 85 | }; |
| 86 | |
| 87 | const int wxPenRefData::scm_countDot = 1; |
| 88 | const float wxPenRefData::scm_patternDot[] = { |
| 89 | 1.0 |
| 90 | }; |
| 91 | const int wxPenRefData::scm_countLongDash = 1; |
| 92 | const float wxPenRefData::scm_patternLongDash[] = { |
| 93 | 10.0 |
| 94 | }; |
| 95 | const int wxPenRefData::scm_countShortDash = 1; |
| 96 | const float wxPenRefData::scm_patternShortDash[] = { |
| 97 | 5.0 |
| 98 | }; |
| 99 | const int wxPenRefData::scm_countDotDash = 4; |
| 100 | const float wxPenRefData::scm_patternDotDash[] = { |
| 101 | 1.0 |
| 102 | , 1.0 |
| 103 | , 5.0 |
| 104 | , 1.0 |
| 105 | }; |
| 106 | |
| 107 | #define M_PENDATA ((wxPenRefData *)m_refData) |
| 108 | |
| 109 | inline wxPenRefData::wxPenRefData(const wxColour& colour, |
| 110 | int width, int style, const wxBitmap& stipple) |
| 111 | { |
| 112 | m_width = width; |
| 113 | m_style = style; |
| 114 | m_join = wxJOIN_ROUND; |
| 115 | m_cap = wxCAP_ROUND; |
| 116 | m_colour = colour; |
| 117 | m_nbDash = 0; |
| 118 | m_dash = 0; |
| 119 | m_stipple = stipple; |
| 120 | m_cocoaNSColor = nil; |
| 121 | m_cocoaDash = NULL; |
| 122 | } |
| 123 | |
| 124 | inline wxPenRefData::wxPenRefData(const wxPenRefData& data) |
| 125 | { |
| 126 | m_width = data.m_width; |
| 127 | m_style = data.m_style; |
| 128 | m_join = data.m_join; |
| 129 | m_cap = data.m_cap; |
| 130 | m_colour = data.m_colour; |
| 131 | m_nbDash = data.m_nbDash; |
| 132 | m_dash = data.m_dash; |
| 133 | m_stipple = data.m_stipple; |
| 134 | m_cocoaNSColor = [data.m_cocoaNSColor retain]; |
| 135 | m_cocoaDash = NULL; |
| 136 | } |
| 137 | |
| 138 | inline void wxPenRefData::FreeCocoaNSColor() |
| 139 | { |
| 140 | [m_cocoaNSColor release]; |
| 141 | m_cocoaNSColor = nil; |
| 142 | } |
| 143 | |
| 144 | inline void wxPenRefData::FreeCocoaDash() |
| 145 | { |
| 146 | delete m_cocoaDash; |
| 147 | m_cocoaDash = NULL; |
| 148 | } |
| 149 | |
| 150 | inline WX_NSColor wxPenRefData::GetNSColor() |
| 151 | { |
| 152 | if(!m_cocoaNSColor) |
| 153 | { |
| 154 | switch( m_style ) |
| 155 | { |
| 156 | case wxTRANSPARENT: |
| 157 | m_cocoaNSColor = [[NSColor clearColor] retain]; |
| 158 | break; |
| 159 | case wxSTIPPLE: |
| 160 | // wxBitmap isn't implemented yet |
| 161 | // m_cocoaNSColor = [[NSColor colorWithPatternImage: m_stipple.GetNSImage()] retain]; |
| 162 | // break; |
| 163 | // The hatch brushes are going to be tricky |
| 164 | case wxBDIAGONAL_HATCH: |
| 165 | case wxCROSSDIAG_HATCH: |
| 166 | case wxFDIAGONAL_HATCH: |
| 167 | case wxCROSS_HATCH: |
| 168 | case wxHORIZONTAL_HATCH: |
| 169 | case wxVERTICAL_HATCH: |
| 170 | default: |
| 171 | // Dot/dashed pens use solid colors |
| 172 | case wxDOT: |
| 173 | case wxLONG_DASH: |
| 174 | case wxSHORT_DASH: |
| 175 | case wxDOT_DASH: |
| 176 | case wxUSER_DASH: |
| 177 | case wxSOLID: |
| 178 | NSColor *colour_NSColor = m_colour.GetNSColor(); |
| 179 | if(!colour_NSColor) |
| 180 | colour_NSColor = [NSColor clearColor]; |
| 181 | m_cocoaNSColor = [colour_NSColor copyWithZone:nil]; |
| 182 | break; |
| 183 | } |
| 184 | } |
| 185 | return m_cocoaNSColor; |
| 186 | } |
| 187 | |
| 188 | int wxPenRefData::GetCocoaLineDash(const float **pattern) |
| 189 | { |
| 190 | int count; |
| 191 | switch( m_style ) |
| 192 | { |
| 193 | case wxDOT: |
| 194 | count = scm_countDot; |
| 195 | if(pattern) |
| 196 | *pattern = scm_patternDot; |
| 197 | break; |
| 198 | case wxLONG_DASH: |
| 199 | count = scm_countLongDash; |
| 200 | if(pattern) |
| 201 | *pattern = scm_patternLongDash; |
| 202 | break; |
| 203 | case wxSHORT_DASH: |
| 204 | count = scm_countShortDash; |
| 205 | if(pattern) |
| 206 | *pattern = scm_patternShortDash; |
| 207 | break; |
| 208 | case wxDOT_DASH: |
| 209 | count = scm_countDotDash; |
| 210 | if(pattern) |
| 211 | *pattern = scm_patternDotDash; |
| 212 | break; |
| 213 | case wxUSER_DASH: |
| 214 | count = m_nbDash; |
| 215 | if(pattern) |
| 216 | { |
| 217 | if(!m_cocoaDash) |
| 218 | { |
| 219 | m_cocoaDash = new float[count]; |
| 220 | for(int i=0; i<count; i++) |
| 221 | m_cocoaDash[i] = m_dash[i]; |
| 222 | } |
| 223 | *pattern = m_cocoaDash; |
| 224 | } |
| 225 | break; |
| 226 | case wxTRANSPARENT: |
| 227 | case wxSTIPPLE: |
| 228 | case wxBDIAGONAL_HATCH: |
| 229 | case wxCROSSDIAG_HATCH: |
| 230 | case wxFDIAGONAL_HATCH: |
| 231 | case wxCROSS_HATCH: |
| 232 | case wxHORIZONTAL_HATCH: |
| 233 | case wxVERTICAL_HATCH: |
| 234 | case wxSOLID: |
| 235 | default: |
| 236 | count = 0; |
| 237 | if(pattern) |
| 238 | *pattern = NULL; |
| 239 | } |
| 240 | return count; |
| 241 | } |
| 242 | |
| 243 | // ======================================================================== |
| 244 | // wxPen |
| 245 | // ======================================================================== |
| 246 | IMPLEMENT_DYNAMIC_CLASS(wxPen, wxGDIObject) |
| 247 | |
| 248 | wxPen::wxPen() |
| 249 | { |
| 250 | } |
| 251 | |
| 252 | wxPen::~wxPen() |
| 253 | { |
| 254 | } |
| 255 | |
| 256 | // Should implement Create |
| 257 | wxPen::wxPen(const wxColour& colour, int width, int style) |
| 258 | { |
| 259 | m_refData = new wxPenRefData(colour,width,style); |
| 260 | } |
| 261 | |
| 262 | wxPen::wxPen(const wxBitmap& stipple, int width) |
| 263 | { |
| 264 | m_refData = new wxPenRefData(wxNullColour,width,wxSTIPPLE,stipple); |
| 265 | } |
| 266 | |
| 267 | wxObjectRefData *wxPen::CreateRefData() const |
| 268 | { |
| 269 | return new wxPenRefData; |
| 270 | } |
| 271 | |
| 272 | wxObjectRefData *wxPen::CloneRefData(const wxObjectRefData *data) const |
| 273 | { |
| 274 | return new wxPenRefData(*(wxPenRefData *)data); |
| 275 | } |
| 276 | |
| 277 | void wxPen::SetWidth(int Width) |
| 278 | { |
| 279 | AllocExclusive(); |
| 280 | M_PENDATA->SetWidth(Width); |
| 281 | } |
| 282 | |
| 283 | void wxPen::SetStyle(int Style) |
| 284 | { |
| 285 | AllocExclusive(); |
| 286 | M_PENDATA->SetStyle(Style); |
| 287 | } |
| 288 | |
| 289 | void wxPen::SetJoin(int Join) |
| 290 | { |
| 291 | AllocExclusive(); |
| 292 | M_PENDATA->SetJoin(Join); |
| 293 | } |
| 294 | |
| 295 | void wxPen::SetCap(int Cap) |
| 296 | { |
| 297 | AllocExclusive(); |
| 298 | M_PENDATA->SetCap(Cap); |
| 299 | } |
| 300 | |
| 301 | void wxPen::SetColour(const wxColour& col) |
| 302 | { |
| 303 | AllocExclusive(); |
| 304 | M_PENDATA->SetColour(col); |
| 305 | } |
| 306 | |
| 307 | void wxPen::SetColour(unsigned char r, unsigned char g, unsigned char b) |
| 308 | { |
| 309 | AllocExclusive(); |
| 310 | M_PENDATA->SetColour(wxColour(r, g, b)); |
| 311 | } |
| 312 | |
| 313 | void wxPen::SetDashes(int nb_dashes, const wxDash *Dash) |
| 314 | { |
| 315 | AllocExclusive(); |
| 316 | M_PENDATA->SetDashes(nb_dashes, Dash); |
| 317 | } |
| 318 | |
| 319 | void wxPen::SetStipple(const wxBitmap& Stipple) |
| 320 | { |
| 321 | AllocExclusive(); |
| 322 | M_PENDATA->SetStipple(Stipple); |
| 323 | } |
| 324 | |
| 325 | wxColour& wxPen::GetColour() const |
| 326 | { |
| 327 | return (M_PENDATA ? M_PENDATA->m_colour : wxNullColour); |
| 328 | } |
| 329 | |
| 330 | int wxPen::GetWidth() const |
| 331 | { |
| 332 | return (M_PENDATA ? M_PENDATA->m_width : 0); |
| 333 | } |
| 334 | |
| 335 | int wxPen::GetStyle() const |
| 336 | { |
| 337 | return (M_PENDATA ? M_PENDATA->m_style : 0); |
| 338 | } |
| 339 | |
| 340 | int wxPen::GetJoin() const |
| 341 | { |
| 342 | return (M_PENDATA ? M_PENDATA->m_join : 0); |
| 343 | } |
| 344 | |
| 345 | int wxPen::GetCap() const |
| 346 | { |
| 347 | return (M_PENDATA ? M_PENDATA->m_cap : 0); |
| 348 | } |
| 349 | |
| 350 | int wxPen::GetDashes(wxDash **ptr) const |
| 351 | { |
| 352 | *ptr = (M_PENDATA ? M_PENDATA->m_dash : (wxDash*) NULL); return (M_PENDATA ? M_PENDATA->m_nbDash : 0); |
| 353 | } |
| 354 | |
| 355 | wxBitmap *wxPen::GetStipple() const |
| 356 | { |
| 357 | return (M_PENDATA ? (& M_PENDATA->m_stipple) : (wxBitmap*) NULL); |
| 358 | } |
| 359 | |
| 360 | WX_NSColor wxPen::GetNSColor() |
| 361 | { |
| 362 | return (M_PENDATA ? M_PENDATA->GetNSColor() : nil); |
| 363 | } |
| 364 | |
| 365 | int wxPen::GetCocoaLineDash(const float **pattern) |
| 366 | { |
| 367 | if(M_PENDATA) |
| 368 | return M_PENDATA->GetCocoaLineDash(pattern); |
| 369 | if(pattern) |
| 370 | *pattern = NULL; |
| 371 | return 0; |
| 372 | } |