| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: dcpsg.cpp |
| 3 | // Purpose: Generic wxPostScriptDC implementation |
| 4 | // Author: Julian Smart, Robert Roebling, Markus Holzhem |
| 5 | // Modified by: |
| 6 | // Created: 04/01/98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Julian Smart and Markus Holzem |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation |
| 14 | #pragma interface |
| 15 | #endif |
| 16 | |
| 17 | #include "wx/wxprec.h" |
| 18 | |
| 19 | #ifdef __BORLANDC__ |
| 20 | #pragma hdrstop |
| 21 | #endif |
| 22 | |
| 23 | #ifndef WX_PRECOMP |
| 24 | #endif // WX_PRECOMP |
| 25 | |
| 26 | #if wxUSE_PRINTING_ARCHITECTURE |
| 27 | |
| 28 | #if wxUSE_POSTSCRIPT |
| 29 | |
| 30 | #include "wx/window.h" |
| 31 | #include "wx/dcmemory.h" |
| 32 | #include "wx/utils.h" |
| 33 | #include "wx/intl.h" |
| 34 | #include "wx/filedlg.h" |
| 35 | #include "wx/app.h" |
| 36 | #include "wx/msgdlg.h" |
| 37 | #include "wx/image.h" |
| 38 | #include "wx/log.h" |
| 39 | #include "wx/generic/dcpsg.h" |
| 40 | #include "wx/printdlg.h" |
| 41 | #include "wx/button.h" |
| 42 | #include "wx/stattext.h" |
| 43 | #include "wx/radiobox.h" |
| 44 | #include "wx/textctrl.h" |
| 45 | #include "wx/prntbase.h" |
| 46 | #include "wx/paper.h" |
| 47 | #include "wx/filefn.h" |
| 48 | |
| 49 | #include <math.h> |
| 50 | |
| 51 | #ifdef __WXMSW__ |
| 52 | |
| 53 | #ifdef DrawText |
| 54 | #undef DrawText |
| 55 | #endif |
| 56 | |
| 57 | #ifdef StartDoc |
| 58 | #undef StartDoc |
| 59 | #endif |
| 60 | |
| 61 | #ifdef GetCharWidth |
| 62 | #undef GetCharWidth |
| 63 | #endif |
| 64 | |
| 65 | #ifdef FindWindow |
| 66 | #undef FindWindow |
| 67 | #endif |
| 68 | |
| 69 | #endif |
| 70 | |
| 71 | //----------------------------------------------------------------------------- |
| 72 | // start and end of document/page |
| 73 | //----------------------------------------------------------------------------- |
| 74 | |
| 75 | static const char *wxPostScriptHeaderEllipse = "\ |
| 76 | /ellipsedict 8 dict def\n\ |
| 77 | ellipsedict /mtrx matrix put\n\ |
| 78 | /ellipse {\n\ |
| 79 | ellipsedict begin\n\ |
| 80 | /endangle exch def\n\ |
| 81 | /startangle exch def\n\ |
| 82 | /yrad exch def\n\ |
| 83 | /xrad exch def\n\ |
| 84 | /y exch def\n\ |
| 85 | /x exch def\n\ |
| 86 | /savematrix mtrx currentmatrix def\n\ |
| 87 | x y translate\n\ |
| 88 | xrad yrad scale\n\ |
| 89 | 0 0 1 startangle endangle arc\n\ |
| 90 | savematrix setmatrix\n\ |
| 91 | end\n\ |
| 92 | } def\n\ |
| 93 | "; |
| 94 | |
| 95 | static const char *wxPostScriptHeaderEllipticArc= "\ |
| 96 | /ellipticarcdict 8 dict def\n\ |
| 97 | ellipticarcdict /mtrx matrix put\n\ |
| 98 | /ellipticarc\n\ |
| 99 | { ellipticarcdict begin\n\ |
| 100 | /do_fill exch def\n\ |
| 101 | /endangle exch def\n\ |
| 102 | /startangle exch def\n\ |
| 103 | /yrad exch def\n\ |
| 104 | /xrad exch def \n\ |
| 105 | /y exch def\n\ |
| 106 | /x exch def\n\ |
| 107 | /savematrix mtrx currentmatrix def\n\ |
| 108 | x y translate\n\ |
| 109 | xrad yrad scale\n\ |
| 110 | do_fill { 0 0 moveto } if\n\ |
| 111 | 0 0 1 startangle endangle arc\n\ |
| 112 | savematrix setmatrix\n\ |
| 113 | do_fill { fill }{ stroke } ifelse\n\ |
| 114 | end\n\ |
| 115 | } def\n"; |
| 116 | |
| 117 | static const char *wxPostScriptHeaderSpline = "\ |
| 118 | /DrawSplineSection {\n\ |
| 119 | /y3 exch def\n\ |
| 120 | /x3 exch def\n\ |
| 121 | /y2 exch def\n\ |
| 122 | /x2 exch def\n\ |
| 123 | /y1 exch def\n\ |
| 124 | /x1 exch def\n\ |
| 125 | /xa x1 x2 x1 sub 0.666667 mul add def\n\ |
| 126 | /ya y1 y2 y1 sub 0.666667 mul add def\n\ |
| 127 | /xb x3 x2 x3 sub 0.666667 mul add def\n\ |
| 128 | /yb y3 y2 y3 sub 0.666667 mul add def\n\ |
| 129 | x1 y1 lineto\n\ |
| 130 | xa ya xb yb x3 y3 curveto\n\ |
| 131 | } def\n\ |
| 132 | "; |
| 133 | |
| 134 | static const char *wxPostScriptHeaderColourImage = "\ |
| 135 | %% define 'colorimage' if it isn't defined\n\ |
| 136 | %% ('colortogray' and 'mergeprocs' come from xwd2ps\n\ |
| 137 | %% via xgrab)\n\ |
| 138 | /colorimage where %% do we know about 'colorimage'?\n\ |
| 139 | { pop } %% yes: pop off the 'dict' returned\n\ |
| 140 | { %% no: define one\n\ |
| 141 | /colortogray { %% define an RGB->I function\n\ |
| 142 | /rgbdata exch store %% call input 'rgbdata'\n\ |
| 143 | rgbdata length 3 idiv\n\ |
| 144 | /npixls exch store\n\ |
| 145 | /rgbindx 0 store\n\ |
| 146 | 0 1 npixls 1 sub {\n\ |
| 147 | grays exch\n\ |
| 148 | rgbdata rgbindx get 20 mul %% Red\n\ |
| 149 | rgbdata rgbindx 1 add get 32 mul %% Green\n\ |
| 150 | rgbdata rgbindx 2 add get 12 mul %% Blue\n\ |
| 151 | add add 64 idiv %% I = .5G + .31R + .18B\n\ |
| 152 | put\n\ |
| 153 | /rgbindx rgbindx 3 add store\n\ |
| 154 | } for\n\ |
| 155 | grays 0 npixls getinterval\n\ |
| 156 | } bind def\n\ |
| 157 | \n\ |
| 158 | %% Utility procedure for colorimage operator.\n\ |
| 159 | %% This procedure takes two procedures off the\n\ |
| 160 | %% stack and merges them into a single procedure.\n\ |
| 161 | \n\ |
| 162 | /mergeprocs { %% def\n\ |
| 163 | dup length\n\ |
| 164 | 3 -1 roll\n\ |
| 165 | dup\n\ |
| 166 | length\n\ |
| 167 | dup\n\ |
| 168 | 5 1 roll\n\ |
| 169 | 3 -1 roll\n\ |
| 170 | add\n\ |
| 171 | array cvx\n\ |
| 172 | dup\n\ |
| 173 | 3 -1 roll\n\ |
| 174 | 0 exch\n\ |
| 175 | putinterval\n\ |
| 176 | dup\n\ |
| 177 | 4 2 roll\n\ |
| 178 | putinterval\n\ |
| 179 | } bind def\n\ |
| 180 | \n\ |
| 181 | /colorimage { %% def\n\ |
| 182 | pop pop %% remove 'false 3' operands\n\ |
| 183 | {colortogray} mergeprocs\n\ |
| 184 | image\n\ |
| 185 | } bind def\n\ |
| 186 | } ifelse %% end of 'false' case\n\ |
| 187 | "; |
| 188 | |
| 189 | static char wxPostScriptHeaderReencodeISO1[] = |
| 190 | "\n/reencodeISO {\n" |
| 191 | "dup dup findfont dup length dict begin\n" |
| 192 | "{ 1 index /FID ne { def }{ pop pop } ifelse } forall\n" |
| 193 | "/Encoding ISOLatin1Encoding def\n" |
| 194 | "currentdict end definefont\n" |
| 195 | "} def\n" |
| 196 | "/ISOLatin1Encoding [\n" |
| 197 | "/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef\n" |
| 198 | "/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef\n" |
| 199 | "/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef\n" |
| 200 | "/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef\n" |
| 201 | "/space/exclam/quotedbl/numbersign/dollar/percent/ampersand/quoteright\n" |
| 202 | "/parenleft/parenright/asterisk/plus/comma/minus/period/slash\n" |
| 203 | "/zero/one/two/three/four/five/six/seven/eight/nine/colon/semicolon\n" |
| 204 | "/less/equal/greater/question/at/A/B/C/D/E/F/G/H/I/J/K/L/M/N\n" |
| 205 | "/O/P/Q/R/S/T/U/V/W/X/Y/Z/bracketleft/backslash/bracketright\n" |
| 206 | "/asciicircum/underscore/quoteleft/a/b/c/d/e/f/g/h/i/j/k/l/m\n" |
| 207 | "/n/o/p/q/r/s/t/u/v/w/x/y/z/braceleft/bar/braceright/asciitilde\n" |
| 208 | "/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef\n" |
| 209 | "/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef\n" |
| 210 | "/.notdef/dotlessi/grave/acute/circumflex/tilde/macron/breve\n" |
| 211 | "/dotaccent/dieresis/.notdef/ring/cedilla/.notdef/hungarumlaut\n"; |
| 212 | |
| 213 | static char wxPostScriptHeaderReencodeISO2[] = |
| 214 | "/ogonek/caron/space/exclamdown/cent/sterling/currency/yen/brokenbar\n" |
| 215 | "/section/dieresis/copyright/ordfeminine/guillemotleft/logicalnot\n" |
| 216 | "/hyphen/registered/macron/degree/plusminus/twosuperior/threesuperior\n" |
| 217 | "/acute/mu/paragraph/periodcentered/cedilla/onesuperior/ordmasculine\n" |
| 218 | "/guillemotright/onequarter/onehalf/threequarters/questiondown\n" |
| 219 | "/Agrave/Aacute/Acircumflex/Atilde/Adieresis/Aring/AE/Ccedilla\n" |
| 220 | "/Egrave/Eacute/Ecircumflex/Edieresis/Igrave/Iacute/Icircumflex\n" |
| 221 | "/Idieresis/Eth/Ntilde/Ograve/Oacute/Ocircumflex/Otilde/Odieresis\n" |
| 222 | "/multiply/Oslash/Ugrave/Uacute/Ucircumflex/Udieresis/Yacute\n" |
| 223 | "/Thorn/germandbls/agrave/aacute/acircumflex/atilde/adieresis\n" |
| 224 | "/aring/ae/ccedilla/egrave/eacute/ecircumflex/edieresis/igrave\n" |
| 225 | "/iacute/icircumflex/idieresis/eth/ntilde/ograve/oacute/ocircumflex\n" |
| 226 | "/otilde/odieresis/divide/oslash/ugrave/uacute/ucircumflex/udieresis\n" |
| 227 | "/yacute/thorn/ydieresis\n" |
| 228 | "] def\n\n"; |
| 229 | |
| 230 | //------------------------------------------------------------------------------- |
| 231 | // wxPostScriptDC |
| 232 | //------------------------------------------------------------------------------- |
| 233 | |
| 234 | float wxPostScriptDC::ms_PSScaleFactor = 10.0; |
| 235 | |
| 236 | void wxPostScriptDC::SetResolution(int ppi) |
| 237 | { |
| 238 | ms_PSScaleFactor = (float)ppi / 72.0; |
| 239 | } |
| 240 | |
| 241 | int wxPostScriptDC::GetResolution() |
| 242 | { |
| 243 | return (int)(ms_PSScaleFactor * 72.0); |
| 244 | } |
| 245 | |
| 246 | |
| 247 | |
| 248 | wxPostScriptDC::wxPostScriptDC () |
| 249 | { |
| 250 | m_pstream = (FILE*) NULL; |
| 251 | |
| 252 | m_currentRed = 0; |
| 253 | m_currentGreen = 0; |
| 254 | m_currentBlue = 0; |
| 255 | |
| 256 | m_pageNumber = 0; |
| 257 | |
| 258 | m_clipping = FALSE; |
| 259 | |
| 260 | m_underlinePosition = 0.0; |
| 261 | m_underlineThickness = 0.0; |
| 262 | |
| 263 | m_signX = 1; // default x-axis left to right |
| 264 | m_signY = -1; // default y-axis bottom up -> top down |
| 265 | |
| 266 | // Compatibility only |
| 267 | // HH: Doesn't seem to work for wxMSW... |
| 268 | #ifndef __WXMSW__ |
| 269 | m_printData = * wxThePrintSetupData; |
| 270 | #endif |
| 271 | } |
| 272 | |
| 273 | wxPostScriptDC::wxPostScriptDC (const wxString& file, bool interactive, wxWindow *parent) |
| 274 | { |
| 275 | m_pstream = (FILE*) NULL; |
| 276 | |
| 277 | m_currentRed = 0; |
| 278 | m_currentGreen = 0; |
| 279 | m_currentBlue = 0; |
| 280 | |
| 281 | m_pageNumber = 0; |
| 282 | |
| 283 | m_clipping = FALSE; |
| 284 | |
| 285 | m_underlinePosition = 0.0; |
| 286 | m_underlineThickness = 0.0; |
| 287 | |
| 288 | m_signX = 1; // default x-axis left to right |
| 289 | m_signY = -1; // default y-axis bottom up -> top down |
| 290 | |
| 291 | Create(file, interactive, parent); |
| 292 | } |
| 293 | |
| 294 | bool wxPostScriptDC::Create(const wxString& file, bool interactive, wxWindow *parent) |
| 295 | { |
| 296 | m_isInteractive = interactive; |
| 297 | |
| 298 | m_title = ""; |
| 299 | m_printData.SetFilename(file); |
| 300 | |
| 301 | #ifdef __WXMSW__ |
| 302 | // Can only send to file in Windows |
| 303 | m_printData.SetPrintMode(wxPRINT_MODE_FILE); |
| 304 | #endif |
| 305 | |
| 306 | if (m_isInteractive) |
| 307 | { |
| 308 | if ((m_ok = PrinterDialog (parent) ) == FALSE) return FALSE; |
| 309 | } |
| 310 | else |
| 311 | { |
| 312 | m_ok = TRUE; |
| 313 | } |
| 314 | |
| 315 | return m_ok; |
| 316 | } |
| 317 | |
| 318 | wxPostScriptDC::wxPostScriptDC (const wxPrintData& printData) |
| 319 | { |
| 320 | m_pstream = (FILE*) NULL; |
| 321 | |
| 322 | m_currentRed = 0; |
| 323 | m_currentGreen = 0; |
| 324 | m_currentBlue = 0; |
| 325 | |
| 326 | m_pageNumber = 0; |
| 327 | |
| 328 | m_clipping = FALSE; |
| 329 | |
| 330 | m_underlinePosition = 0.0; |
| 331 | m_underlineThickness = 0.0; |
| 332 | |
| 333 | m_signX = 1; // default x-axis left to right |
| 334 | m_signY = -1; // default y-axis bottom up -> top down |
| 335 | |
| 336 | m_printData = printData; |
| 337 | |
| 338 | m_ok = TRUE; |
| 339 | } |
| 340 | |
| 341 | wxPostScriptDC::~wxPostScriptDC () |
| 342 | { |
| 343 | if (m_pstream) |
| 344 | { |
| 345 | fclose( m_pstream ); |
| 346 | m_pstream = (FILE*) NULL; |
| 347 | } |
| 348 | } |
| 349 | |
| 350 | bool wxPostScriptDC::Ok() const |
| 351 | { |
| 352 | return m_ok; |
| 353 | } |
| 354 | |
| 355 | // This dialog is deprecated now: use wxGenericPrintDialog or the printing framework |
| 356 | bool wxPostScriptDC::PrinterDialog(wxWindow *parent) |
| 357 | { |
| 358 | wxPostScriptPrintDialog dialog( parent, _("Printer Settings"), wxPoint(150, 150), wxSize(400, 400), |
| 359 | wxDEFAULT_DIALOG_STYLE | wxDIALOG_MODAL ); |
| 360 | m_ok = (dialog.ShowModal () == wxID_OK); |
| 361 | |
| 362 | if (!m_ok) return FALSE; |
| 363 | |
| 364 | if ((m_printData.GetFilename() == "") && |
| 365 | (m_printData.GetPrintMode() == wxPRINT_MODE_PREVIEW || |
| 366 | m_printData.GetPrintMode() == wxPRINT_MODE_PRINTER)) |
| 367 | { |
| 368 | // steve, 05.09.94 |
| 369 | #ifdef __VMS__ |
| 370 | m_printData.SetFilename("preview"); |
| 371 | #else |
| 372 | // For PS_PRINTER action this depends on a Unix-style print spooler |
| 373 | // since the wx_printer_file can be destroyed during a session |
| 374 | // @@@ TODO: a Windows-style answer for non-Unix |
| 375 | wxChar userId[256]; |
| 376 | wxGetUserId (userId, sizeof (userId) / sizeof (char)); |
| 377 | wxChar tmp[256]; |
| 378 | wxStrcpy (tmp, wxT("/tmp/preview_")); |
| 379 | wxStrcat (tmp, userId); |
| 380 | m_printData.SetFilename(tmp); |
| 381 | #endif |
| 382 | wxChar tmp2[256]; |
| 383 | wxStrcpy(tmp2, m_printData.GetFilename()); |
| 384 | wxStrcat (tmp2, wxT(".ps")); |
| 385 | m_printData.SetFilename(tmp2); |
| 386 | } |
| 387 | else if ((m_printData.GetFilename() == wxT("")) && (m_printData.GetPrintMode() == wxPRINT_MODE_FILE)) |
| 388 | { |
| 389 | wxString file = wxSaveFileSelector (_("PostScript"), wxT("ps")); |
| 390 | if ( file.IsEmpty() ) |
| 391 | { |
| 392 | m_ok = FALSE; |
| 393 | return FALSE; |
| 394 | } |
| 395 | |
| 396 | m_printData.SetFilename(file); |
| 397 | m_ok = TRUE; |
| 398 | } |
| 399 | |
| 400 | return m_ok; |
| 401 | } |
| 402 | |
| 403 | void wxPostScriptDC::DoSetClippingRegion (wxCoord x, wxCoord y, wxCoord w, wxCoord h) |
| 404 | { |
| 405 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 406 | |
| 407 | if (m_clipping) DestroyClippingRegion(); |
| 408 | |
| 409 | wxDC::DoSetClippingRegion(x, y, w, h); |
| 410 | |
| 411 | m_clipping = TRUE; |
| 412 | fprintf( m_pstream, |
| 413 | "gsave\n newpath\n" |
| 414 | "%d %d moveto\n" |
| 415 | "%d %d lineto\n" |
| 416 | "%d %d lineto\n" |
| 417 | "%d %d lineto\n" |
| 418 | "closepath clip newpath\n", |
| 419 | LogicalToDeviceX(x), LogicalToDeviceY(y), |
| 420 | LogicalToDeviceX(x+w), LogicalToDeviceY(y), |
| 421 | LogicalToDeviceX(x+w), LogicalToDeviceY(y+h), |
| 422 | LogicalToDeviceX(x), LogicalToDeviceY(y+h) ); |
| 423 | } |
| 424 | |
| 425 | |
| 426 | void wxPostScriptDC::DestroyClippingRegion() |
| 427 | { |
| 428 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 429 | |
| 430 | if (m_clipping) |
| 431 | { |
| 432 | m_clipping = FALSE; |
| 433 | fprintf( m_pstream, "grestore\n" ); |
| 434 | } |
| 435 | |
| 436 | wxDC::DestroyClippingRegion(); |
| 437 | } |
| 438 | |
| 439 | void wxPostScriptDC::Clear() |
| 440 | { |
| 441 | wxFAIL_MSG( wxT("wxPostScriptDC::Clear not implemented.") ); |
| 442 | } |
| 443 | |
| 444 | void wxPostScriptDC::DoFloodFill (wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), const wxColour &WXUNUSED(col), int WXUNUSED(style)) |
| 445 | { |
| 446 | wxFAIL_MSG( wxT("wxPostScriptDC::FloodFill not implemented.") ); |
| 447 | } |
| 448 | |
| 449 | bool wxPostScriptDC::DoGetPixel (wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), wxColour * WXUNUSED(col)) const |
| 450 | { |
| 451 | wxFAIL_MSG( wxT("wxPostScriptDC::GetPixel not implemented.") ); |
| 452 | return FALSE; |
| 453 | } |
| 454 | |
| 455 | void wxPostScriptDC::DoCrossHair (wxCoord WXUNUSED(x), wxCoord WXUNUSED(y)) |
| 456 | { |
| 457 | wxFAIL_MSG( wxT("wxPostScriptDC::CrossHair not implemented.") ); |
| 458 | } |
| 459 | |
| 460 | void wxPostScriptDC::DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) |
| 461 | { |
| 462 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 463 | |
| 464 | if (m_pen.GetStyle() == wxTRANSPARENT) return; |
| 465 | |
| 466 | SetPen( m_pen ); |
| 467 | |
| 468 | fprintf( m_pstream, |
| 469 | "newpath\n" |
| 470 | "%d %d moveto\n" |
| 471 | "%d %d lineto\n" |
| 472 | "stroke\n", |
| 473 | LogicalToDeviceX(x1), LogicalToDeviceY(y1), |
| 474 | LogicalToDeviceX(x2), LogicalToDeviceY (y2) ); |
| 475 | |
| 476 | CalcBoundingBox( x1, y1 ); |
| 477 | CalcBoundingBox( x2, y2 ); |
| 478 | } |
| 479 | |
| 480 | #define RAD2DEG 57.29577951308 |
| 481 | |
| 482 | void wxPostScriptDC::DoDrawArc (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc) |
| 483 | { |
| 484 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 485 | |
| 486 | wxCoord dx = x1 - xc; |
| 487 | wxCoord dy = y1 - yc; |
| 488 | wxCoord radius = (wxCoord) sqrt( (double)(dx*dx+dy*dy) ); |
| 489 | double alpha1, alpha2; |
| 490 | |
| 491 | if (x1 == x2 && y1 == y2) |
| 492 | { |
| 493 | alpha1 = 0.0; |
| 494 | alpha2 = 360.0; |
| 495 | } |
| 496 | else if (radius == 0.0) |
| 497 | { |
| 498 | alpha1 = alpha2 = 0.0; |
| 499 | } |
| 500 | else |
| 501 | { |
| 502 | alpha1 = (x1 - xc == 0) ? |
| 503 | (y1 - yc < 0) ? 90.0 : -90.0 : |
| 504 | -atan2(double(y1-yc), double(x1-xc)) * RAD2DEG; |
| 505 | alpha2 = (x2 - xc == 0) ? |
| 506 | (y2 - yc < 0) ? 90.0 : -90.0 : |
| 507 | -atan2(double(y2-yc), double(x2-xc)) * RAD2DEG; |
| 508 | } |
| 509 | while (alpha1 <= 0) alpha1 += 360; |
| 510 | while (alpha2 <= 0) alpha2 += 360; // adjust angles to be between |
| 511 | while (alpha1 > 360) alpha1 -= 360; // 0 and 360 degree |
| 512 | while (alpha2 > 360) alpha2 -= 360; |
| 513 | |
| 514 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 515 | { |
| 516 | SetBrush( m_brush ); |
| 517 | |
| 518 | fprintf( m_pstream, |
| 519 | "newpath\n" |
| 520 | "%d %d %d %d %d %d ellipse\n" |
| 521 | "%d %d lineto\n" |
| 522 | "closepath\n" |
| 523 | "fill\n", |
| 524 | LogicalToDeviceX(xc), LogicalToDeviceY(yc), LogicalToDeviceXRel(radius), LogicalToDeviceYRel(radius), (wxCoord)alpha1, (wxCoord) alpha2, |
| 525 | LogicalToDeviceX(xc), LogicalToDeviceY(yc) ); |
| 526 | |
| 527 | CalcBoundingBox( xc-radius, yc-radius ); |
| 528 | CalcBoundingBox( xc+radius, yc+radius ); |
| 529 | } |
| 530 | |
| 531 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 532 | { |
| 533 | SetPen( m_pen ); |
| 534 | |
| 535 | fprintf( m_pstream, |
| 536 | "newpath\n" |
| 537 | "%d %d %d %d %d %d ellipse\n" |
| 538 | "%d %d lineto\n" |
| 539 | "stroke\n" |
| 540 | "fill\n", |
| 541 | LogicalToDeviceX(xc), LogicalToDeviceY(yc), LogicalToDeviceXRel(radius), LogicalToDeviceYRel(radius), (wxCoord)alpha1, (wxCoord) alpha2, |
| 542 | LogicalToDeviceX(xc), LogicalToDeviceY(yc) ); |
| 543 | |
| 544 | CalcBoundingBox( xc-radius, yc-radius ); |
| 545 | CalcBoundingBox( xc+radius, yc+radius ); |
| 546 | } |
| 547 | } |
| 548 | |
| 549 | void wxPostScriptDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea) |
| 550 | { |
| 551 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 552 | |
| 553 | if (sa>=360 || sa<=-360) sa=sa-int(sa/360)*360; |
| 554 | if (ea>=360 || ea<=-360) ea=ea-int(ea/360)*360; |
| 555 | if (sa<0) sa+=360; |
| 556 | if (ea<0) ea+=360; |
| 557 | |
| 558 | if (sa==ea) |
| 559 | { |
| 560 | DrawEllipse(x,y,w,h); |
| 561 | return; |
| 562 | } |
| 563 | |
| 564 | if (m_brush.GetStyle () != wxTRANSPARENT) |
| 565 | { |
| 566 | SetBrush( m_brush ); |
| 567 | |
| 568 | fprintf( m_pstream, |
| 569 | "newpath\n" |
| 570 | "%d %d %d %d %d %d true ellipticarc\n", |
| 571 | LogicalToDeviceX(x+w/2), LogicalToDeviceY(y+h/2), LogicalToDeviceXRel(w/2), LogicalToDeviceYRel(h/2), (wxCoord)sa, (wxCoord)ea ); |
| 572 | |
| 573 | CalcBoundingBox( x ,y ); |
| 574 | CalcBoundingBox( x+w, y+h ); |
| 575 | } |
| 576 | |
| 577 | if (m_pen.GetStyle () != wxTRANSPARENT) |
| 578 | { |
| 579 | SetPen( m_pen ); |
| 580 | |
| 581 | fprintf(m_pstream, |
| 582 | "newpath\n" |
| 583 | "%d %d %d %d %d %d false ellipticarc\n", |
| 584 | LogicalToDeviceX(x+w/2), LogicalToDeviceY(y+h/2), LogicalToDeviceXRel(w/2), LogicalToDeviceYRel(h/2), (wxCoord)sa, (wxCoord)ea ); |
| 585 | |
| 586 | CalcBoundingBox( x ,y ); |
| 587 | CalcBoundingBox( x+w, y+h ); |
| 588 | } |
| 589 | } |
| 590 | |
| 591 | void wxPostScriptDC::DoDrawPoint (wxCoord x, wxCoord y) |
| 592 | { |
| 593 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 594 | |
| 595 | if (m_pen.GetStyle() == wxTRANSPARENT) return; |
| 596 | |
| 597 | SetPen (m_pen); |
| 598 | |
| 599 | fprintf( m_pstream, |
| 600 | "newpath\n" |
| 601 | "%d %d moveto\n" |
| 602 | "%d %d lineto\n" |
| 603 | "stroke\n", |
| 604 | LogicalToDeviceX(x), LogicalToDeviceY(y), |
| 605 | LogicalToDeviceX(x+1), LogicalToDeviceY(y) ); |
| 606 | |
| 607 | CalcBoundingBox( x, y ); |
| 608 | } |
| 609 | |
| 610 | void wxPostScriptDC::DoDrawPolygon (int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int WXUNUSED(fillStyle)) |
| 611 | { |
| 612 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 613 | |
| 614 | if (n <= 0) return; |
| 615 | |
| 616 | if (m_brush.GetStyle () != wxTRANSPARENT) |
| 617 | { |
| 618 | SetBrush( m_brush ); |
| 619 | |
| 620 | fprintf( m_pstream, "newpath\n" ); |
| 621 | |
| 622 | wxCoord xx = LogicalToDeviceX(points[0].x + xoffset); |
| 623 | wxCoord yy = LogicalToDeviceY(points[0].y + yoffset); |
| 624 | |
| 625 | fprintf( m_pstream, "%d %d moveto\n", xx, yy ); |
| 626 | |
| 627 | CalcBoundingBox( points[0].x + xoffset, points[0].y + yoffset ); |
| 628 | |
| 629 | for (int i = 1; i < n; i++) |
| 630 | { |
| 631 | xx = LogicalToDeviceX(points[i].x + xoffset); |
| 632 | yy = LogicalToDeviceY(points[i].y + yoffset); |
| 633 | |
| 634 | fprintf( m_pstream, "%d %d lineto\n", xx, yy ); |
| 635 | |
| 636 | CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset); |
| 637 | } |
| 638 | |
| 639 | fprintf( m_pstream, "fill\n" ); |
| 640 | } |
| 641 | |
| 642 | if (m_pen.GetStyle () != wxTRANSPARENT) |
| 643 | { |
| 644 | SetPen( m_pen ); |
| 645 | |
| 646 | fprintf( m_pstream, "newpath\n" ); |
| 647 | |
| 648 | wxCoord xx = LogicalToDeviceX(points[0].x + xoffset); |
| 649 | wxCoord yy = LogicalToDeviceY(points[0].y + yoffset); |
| 650 | |
| 651 | fprintf( m_pstream, "%d %d moveto\n", xx, yy ); |
| 652 | |
| 653 | CalcBoundingBox( points[0].x + xoffset, points[0].y + yoffset ); |
| 654 | |
| 655 | for (int i = 1; i < n; i++) |
| 656 | { |
| 657 | xx = LogicalToDeviceX(points[i].x + xoffset); |
| 658 | yy = LogicalToDeviceY(points[i].y + yoffset); |
| 659 | |
| 660 | fprintf( m_pstream, "%d %d lineto\n", xx, yy ); |
| 661 | |
| 662 | CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset); |
| 663 | } |
| 664 | |
| 665 | fprintf( m_pstream, "closepath\n" ); |
| 666 | fprintf( m_pstream, "stroke\n" ); |
| 667 | } |
| 668 | } |
| 669 | |
| 670 | void wxPostScriptDC::DoDrawLines (int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset) |
| 671 | { |
| 672 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 673 | |
| 674 | if (m_pen.GetStyle() == wxTRANSPARENT) return; |
| 675 | |
| 676 | if (n <= 0) return; |
| 677 | |
| 678 | SetPen (m_pen); |
| 679 | |
| 680 | int i; |
| 681 | for ( i =0; i<n ; i++ ) |
| 682 | { |
| 683 | CalcBoundingBox( LogicalToDeviceX(points[i].x+xoffset), LogicalToDeviceY(points[i].y+yoffset)); |
| 684 | } |
| 685 | |
| 686 | fprintf( m_pstream, |
| 687 | "newpath\n" |
| 688 | "%d %d moveto\n", |
| 689 | LogicalToDeviceX(points[0].x+xoffset), LogicalToDeviceY(points[0].y+yoffset) ); |
| 690 | |
| 691 | for (i = 1; i < n; i++) |
| 692 | { |
| 693 | fprintf( m_pstream, |
| 694 | "%d %d lineto\n", |
| 695 | LogicalToDeviceX(points[i].x+xoffset), LogicalToDeviceY(points[i].y+yoffset) ); |
| 696 | } |
| 697 | |
| 698 | fprintf( m_pstream, "stroke\n" ); |
| 699 | } |
| 700 | |
| 701 | void wxPostScriptDC::DoDrawRectangle (wxCoord x, wxCoord y, wxCoord width, wxCoord height) |
| 702 | { |
| 703 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 704 | |
| 705 | if (m_brush.GetStyle () != wxTRANSPARENT) |
| 706 | { |
| 707 | SetBrush( m_brush ); |
| 708 | |
| 709 | fprintf( m_pstream, |
| 710 | "newpath\n" |
| 711 | "%d %d moveto\n" |
| 712 | "%d %d lineto\n" |
| 713 | "%d %d lineto\n" |
| 714 | "%d %d lineto\n" |
| 715 | "closepath\n" |
| 716 | "fill\n", |
| 717 | LogicalToDeviceX(x), LogicalToDeviceY(y), |
| 718 | LogicalToDeviceX(x + width), LogicalToDeviceY(y), |
| 719 | LogicalToDeviceX(x + width), LogicalToDeviceY(y + height), |
| 720 | LogicalToDeviceX(x), LogicalToDeviceY(y + height) ); |
| 721 | |
| 722 | CalcBoundingBox( x, y ); |
| 723 | CalcBoundingBox( x + width, y + height ); |
| 724 | } |
| 725 | |
| 726 | if (m_pen.GetStyle () != wxTRANSPARENT) |
| 727 | { |
| 728 | SetPen (m_pen); |
| 729 | |
| 730 | fprintf( m_pstream, |
| 731 | "newpath\n" |
| 732 | "%d %d moveto\n" |
| 733 | "%d %d lineto\n" |
| 734 | "%d %d lineto\n" |
| 735 | "%d %d lineto\n" |
| 736 | "closepath\n" |
| 737 | "stroke\n", |
| 738 | LogicalToDeviceX(x), LogicalToDeviceY(y), |
| 739 | LogicalToDeviceX(x + width), LogicalToDeviceY(y), |
| 740 | LogicalToDeviceX(x + width), LogicalToDeviceY(y + height), |
| 741 | LogicalToDeviceX(x), LogicalToDeviceY(y + height) ); |
| 742 | |
| 743 | CalcBoundingBox( x, y ); |
| 744 | CalcBoundingBox( x + width, y + height ); |
| 745 | } |
| 746 | } |
| 747 | |
| 748 | void wxPostScriptDC::DoDrawRoundedRectangle (wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius) |
| 749 | { |
| 750 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 751 | |
| 752 | if (radius < 0.0) |
| 753 | { |
| 754 | // Now, a negative radius is interpreted to mean |
| 755 | // 'the proportion of the smallest X or Y dimension' |
| 756 | double smallest = 0.0; |
| 757 | if (width < height) |
| 758 | smallest = width; |
| 759 | else |
| 760 | smallest = height; |
| 761 | radius = (-radius * smallest); |
| 762 | } |
| 763 | |
| 764 | wxCoord rad = (wxCoord) radius; |
| 765 | |
| 766 | if (m_brush.GetStyle () != wxTRANSPARENT) |
| 767 | { |
| 768 | SetBrush( m_brush ); |
| 769 | |
| 770 | /* Draw rectangle anticlockwise */ |
| 771 | fprintf( m_pstream, |
| 772 | "newpath\n" |
| 773 | "%d %d %d 90 180 arc\n" |
| 774 | "%d %d moveto\n" |
| 775 | "%d %d %d 180 270 arc\n" |
| 776 | "%d %d lineto\n" |
| 777 | "%d %d %d 270 0 arc\n" |
| 778 | "%d %d lineto\n" |
| 779 | "%d %d %d 0 90 arc\n" |
| 780 | "%d %d lineto\n" |
| 781 | "closepath\n" |
| 782 | "fill\n", |
| 783 | LogicalToDeviceX(x + rad), LogicalToDeviceY(y + rad), LogicalToDeviceXRel(rad), |
| 784 | LogicalToDeviceX(x), LogicalToDeviceY(y + rad), |
| 785 | LogicalToDeviceX(x + rad), LogicalToDeviceY(y + height - rad), LogicalToDeviceXRel(rad), |
| 786 | LogicalToDeviceX(x + width - rad), LogicalToDeviceY(y + height), |
| 787 | LogicalToDeviceX(x + width - rad), LogicalToDeviceY(y + height - rad), LogicalToDeviceXRel(rad), |
| 788 | LogicalToDeviceX(x + width), LogicalToDeviceY(y + rad), |
| 789 | LogicalToDeviceX(x + width - rad), LogicalToDeviceY(y + rad), LogicalToDeviceXRel(rad), |
| 790 | LogicalToDeviceX(x + rad), LogicalToDeviceY(y) ); |
| 791 | |
| 792 | CalcBoundingBox( x, y ); |
| 793 | CalcBoundingBox( x + width, y + height ); |
| 794 | } |
| 795 | |
| 796 | if (m_pen.GetStyle () != wxTRANSPARENT) |
| 797 | { |
| 798 | SetPen (m_pen); |
| 799 | |
| 800 | /* Draw rectangle anticlockwise */ |
| 801 | fprintf( m_pstream, |
| 802 | "newpath\n" |
| 803 | "%d %d %d 90 180 arc\n" |
| 804 | "%d %d moveto\n" |
| 805 | "%d %d %d 180 270 arc\n" |
| 806 | "%d %d lineto\n" |
| 807 | "%d %d %d 270 0 arc\n" |
| 808 | "%d %d lineto\n" |
| 809 | "%d %d %d 0 90 arc\n" |
| 810 | "%d %d lineto\n" |
| 811 | "closepath\n" |
| 812 | "stroke\n", |
| 813 | LogicalToDeviceX(x + rad), LogicalToDeviceY(y + rad), LogicalToDeviceXRel(rad), |
| 814 | LogicalToDeviceX(x), LogicalToDeviceY(y + rad), |
| 815 | LogicalToDeviceX(x + rad), LogicalToDeviceY(y + height - rad), LogicalToDeviceXRel(rad), |
| 816 | LogicalToDeviceX(x + width - rad), LogicalToDeviceY(y + height), |
| 817 | LogicalToDeviceX(x + width - rad), LogicalToDeviceY(y + height - rad), LogicalToDeviceXRel(rad), |
| 818 | LogicalToDeviceX(x + width), LogicalToDeviceY(y + rad), |
| 819 | LogicalToDeviceX(x + width - rad), LogicalToDeviceY(y + rad), LogicalToDeviceXRel(rad), |
| 820 | LogicalToDeviceX(x + rad), LogicalToDeviceY(y) ); |
| 821 | |
| 822 | CalcBoundingBox( x, y ); |
| 823 | CalcBoundingBox( x + width, y + height ); |
| 824 | } |
| 825 | } |
| 826 | |
| 827 | void wxPostScriptDC::DoDrawEllipse (wxCoord x, wxCoord y, wxCoord width, wxCoord height) |
| 828 | { |
| 829 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 830 | |
| 831 | if (m_brush.GetStyle () != wxTRANSPARENT) |
| 832 | { |
| 833 | SetBrush (m_brush); |
| 834 | |
| 835 | fprintf( m_pstream, |
| 836 | "newpath\n" |
| 837 | "%d %d %d %d 0 360 ellipse\n" |
| 838 | "fill\n", |
| 839 | LogicalToDeviceX(x + width / 2), LogicalToDeviceY(y + height / 2), |
| 840 | LogicalToDeviceXRel(width / 2), LogicalToDeviceYRel(height / 2) ); |
| 841 | |
| 842 | CalcBoundingBox( x - width, y - height ); |
| 843 | CalcBoundingBox( x + width, y + height ); |
| 844 | } |
| 845 | |
| 846 | if (m_pen.GetStyle () != wxTRANSPARENT) |
| 847 | { |
| 848 | SetPen (m_pen); |
| 849 | |
| 850 | fprintf( m_pstream, |
| 851 | "newpath\n" |
| 852 | "%d %d %d %d 0 360 ellipse\n" |
| 853 | "stroke\n", |
| 854 | LogicalToDeviceX(x + width / 2), LogicalToDeviceY(y + height / 2), |
| 855 | LogicalToDeviceXRel(width / 2), LogicalToDeviceYRel(height / 2) ); |
| 856 | |
| 857 | CalcBoundingBox( x - width, y - height ); |
| 858 | CalcBoundingBox( x + width, y + height ); |
| 859 | } |
| 860 | } |
| 861 | |
| 862 | void wxPostScriptDC::DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y ) |
| 863 | { |
| 864 | DrawBitmap( icon, x, y, TRUE ); |
| 865 | } |
| 866 | |
| 867 | /* this has to be char, not wxChar */ |
| 868 | static char hexArray[] = "0123456789ABCDEF"; |
| 869 | static void LocalDecToHex( int dec, char *buf ) |
| 870 | { |
| 871 | int firstDigit = (int)(dec/16.0); |
| 872 | int secondDigit = (int)(dec - (firstDigit*16.0)); |
| 873 | buf[0] = hexArray[firstDigit]; |
| 874 | buf[1] = hexArray[secondDigit]; |
| 875 | buf[2] = 0; |
| 876 | } |
| 877 | |
| 878 | void wxPostScriptDC::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool WXUNUSED(useMask) ) |
| 879 | { |
| 880 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 881 | |
| 882 | if (!bitmap.Ok()) return; |
| 883 | |
| 884 | wxImage image( bitmap ); |
| 885 | |
| 886 | if (!image.Ok()) return; |
| 887 | |
| 888 | wxCoord w = image.GetWidth(); |
| 889 | wxCoord h = image.GetHeight(); |
| 890 | |
| 891 | wxCoord ww = LogicalToDeviceXRel(image.GetWidth()); |
| 892 | wxCoord hh = LogicalToDeviceYRel(image.GetHeight()); |
| 893 | |
| 894 | wxCoord xx = LogicalToDeviceX(x); |
| 895 | wxCoord yy = LogicalToDeviceY(y + bitmap.GetHeight()); |
| 896 | |
| 897 | fprintf( m_pstream, |
| 898 | "/origstate save def\n" |
| 899 | "20 dict begin\n" |
| 900 | "/pix %d string def\n" |
| 901 | "/grays %d string def\n" |
| 902 | "/npixels 0 def\n" |
| 903 | "/rgbindx 0 def\n" |
| 904 | "%d %d translate\n" |
| 905 | "%d %d scale\n" |
| 906 | "%d %d 8\n" |
| 907 | "[%d 0 0 %d 0 %d]\n" |
| 908 | "{currentfile pix readhexstring pop}\n" |
| 909 | "false 3 colorimage\n", |
| 910 | w, w, xx, yy, ww, hh, w, h, w, -h, h ); |
| 911 | |
| 912 | |
| 913 | for (int j = 0; j < h; j++) |
| 914 | { |
| 915 | for (int i = 0; i < w; i++) |
| 916 | { |
| 917 | char buffer[5]; |
| 918 | LocalDecToHex( image.GetRed(i,j), buffer ); |
| 919 | fprintf( m_pstream, buffer ); |
| 920 | LocalDecToHex( image.GetGreen(i,j), buffer ); |
| 921 | fprintf( m_pstream, buffer ); |
| 922 | LocalDecToHex( image.GetBlue(i,j), buffer ); |
| 923 | fprintf( m_pstream, buffer ); |
| 924 | } |
| 925 | fprintf( m_pstream, "\n" ); |
| 926 | } |
| 927 | |
| 928 | fprintf( m_pstream, "end\n" ); |
| 929 | fprintf( m_pstream, "origstate restore\n" ); |
| 930 | } |
| 931 | |
| 932 | void wxPostScriptDC::SetFont( const wxFont& font ) |
| 933 | { |
| 934 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 935 | |
| 936 | if (!font.Ok()) return; |
| 937 | |
| 938 | m_font = font; |
| 939 | |
| 940 | int Style = m_font.GetStyle(); |
| 941 | int Weight = m_font.GetWeight(); |
| 942 | |
| 943 | const char *name; |
| 944 | switch (m_font.GetFamily()) |
| 945 | { |
| 946 | case wxTELETYPE: |
| 947 | case wxMODERN: |
| 948 | { |
| 949 | if (Style == wxITALIC) |
| 950 | { |
| 951 | if (Weight == wxBOLD) |
| 952 | name = "/Courier-BoldOblique"; |
| 953 | else |
| 954 | name = "/Courier-Oblique"; |
| 955 | } |
| 956 | else |
| 957 | { |
| 958 | if (Weight == wxBOLD) |
| 959 | name = "/Courier-Bold"; |
| 960 | else |
| 961 | name = "/Courier"; |
| 962 | } |
| 963 | break; |
| 964 | } |
| 965 | case wxROMAN: |
| 966 | { |
| 967 | if (Style == wxITALIC) |
| 968 | { |
| 969 | if (Weight == wxBOLD) |
| 970 | name = "/Times-BoldItalic"; |
| 971 | else |
| 972 | name = "/Times-Italic"; |
| 973 | } |
| 974 | else |
| 975 | { |
| 976 | if (Weight == wxBOLD) |
| 977 | name = "/Times-Bold"; |
| 978 | else |
| 979 | name = "/Times-Roman"; |
| 980 | } |
| 981 | break; |
| 982 | } |
| 983 | case wxSCRIPT: |
| 984 | { |
| 985 | name = "/ZapfChancery-MediumItalic"; |
| 986 | Style = wxNORMAL; |
| 987 | Weight = wxNORMAL; |
| 988 | break; |
| 989 | } |
| 990 | case wxSWISS: |
| 991 | default: |
| 992 | { |
| 993 | if (Style == wxITALIC) |
| 994 | { |
| 995 | if (Weight == wxBOLD) |
| 996 | name = "/Helvetica-BoldOblique"; |
| 997 | else |
| 998 | name = "/Helvetica-Oblique"; |
| 999 | } |
| 1000 | else |
| 1001 | { |
| 1002 | if (Weight == wxBOLD) |
| 1003 | name = "/Helvetica-Bold"; |
| 1004 | else |
| 1005 | name = "/Helvetica"; |
| 1006 | } |
| 1007 | break; |
| 1008 | } |
| 1009 | } |
| 1010 | |
| 1011 | fprintf( m_pstream, name ); |
| 1012 | fprintf( m_pstream, " reencodeISO def\n" ); |
| 1013 | fprintf( m_pstream, name ); |
| 1014 | fprintf( m_pstream, " findfont\n" ); |
| 1015 | |
| 1016 | char buffer[100]; |
| 1017 | sprintf( buffer, "%f scalefont setfont\n", LogicalToDeviceYRel(m_font.GetPointSize() * 1000) / 1000.0F); |
| 1018 | // this is a hack - we must scale font size (in pts) according to m_scaleY but |
| 1019 | // LogicalToDeviceYRel works with wxCoord type (int or longint). Se we first convert font size |
| 1020 | // to 1/1000th of pt and then back. |
| 1021 | for (int i = 0; i < 100; i++) |
| 1022 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1023 | fprintf( m_pstream, buffer ); |
| 1024 | } |
| 1025 | |
| 1026 | void wxPostScriptDC::SetPen( const wxPen& pen ) |
| 1027 | { |
| 1028 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1029 | |
| 1030 | if (!pen.Ok()) return; |
| 1031 | |
| 1032 | int oldStyle = m_pen.GetStyle(); |
| 1033 | |
| 1034 | m_pen = pen; |
| 1035 | |
| 1036 | { |
| 1037 | char buffer[100]; |
| 1038 | #ifdef __WXMSW__ |
| 1039 | sprintf( buffer, "%f setlinewidth\n", LogicalToDeviceXRel(1000 * m_pen.GetWidth()) / 1000.0f ); |
| 1040 | #else |
| 1041 | sprintf( buffer, "%f setlinewidth\n", LogicalToDeviceXRel(1000 * m_pen.GetWidth()) / 1000.0f ); |
| 1042 | #endif |
| 1043 | for (int i = 0; i < 100; i++) |
| 1044 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1045 | fprintf( m_pstream, buffer ); |
| 1046 | } |
| 1047 | |
| 1048 | /* |
| 1049 | Line style - WRONG: 2nd arg is OFFSET |
| 1050 | |
| 1051 | Here, I'm afraid you do not conceive meaning of parameters of 'setdash' |
| 1052 | operator correctly. You should look-up this in the Red Book: the 2nd parame- |
| 1053 | ter is not number of values in the array of the first one, but an offset |
| 1054 | into this description of the pattern. I mean a real *offset* not index |
| 1055 | into array. I.e. If the command is [3 4] 1 setdash is used, then there |
| 1056 | will be first black line *2* units wxCoord, then space 4 units, then the |
| 1057 | pattern of *3* units black, 4 units space will be repeated. |
| 1058 | */ |
| 1059 | |
| 1060 | static const char *dotted = "[2 5] 2"; |
| 1061 | static const char *short_dashed = "[4 4] 2"; |
| 1062 | static const char *wxCoord_dashed = "[4 8] 2"; |
| 1063 | static const char *dotted_dashed = "[6 6 2 6] 4"; |
| 1064 | |
| 1065 | const char *psdash = (char *) NULL; |
| 1066 | switch (m_pen.GetStyle()) |
| 1067 | { |
| 1068 | case wxDOT: psdash = dotted; break; |
| 1069 | case wxSHORT_DASH: psdash = short_dashed; break; |
| 1070 | case wxLONG_DASH: psdash = wxCoord_dashed; break; |
| 1071 | case wxDOT_DASH: psdash = dotted_dashed; break; |
| 1072 | case wxSOLID: |
| 1073 | case wxTRANSPARENT: |
| 1074 | default: psdash = "[] 0"; break; |
| 1075 | } |
| 1076 | |
| 1077 | if (oldStyle != m_pen.GetStyle()) |
| 1078 | { |
| 1079 | fprintf( m_pstream, psdash ); |
| 1080 | fprintf( m_pstream," setdash\n" ); |
| 1081 | } |
| 1082 | |
| 1083 | // Line colour |
| 1084 | unsigned char red = m_pen.GetColour().Red(); |
| 1085 | unsigned char blue = m_pen.GetColour().Blue(); |
| 1086 | unsigned char green = m_pen.GetColour().Green(); |
| 1087 | |
| 1088 | if (!m_colour) |
| 1089 | { |
| 1090 | // Anything not white is black |
| 1091 | if (! (red == (unsigned char) 255 && |
| 1092 | blue == (unsigned char) 255 && |
| 1093 | green == (unsigned char) 255) ) |
| 1094 | { |
| 1095 | red = (unsigned char) 0; |
| 1096 | green = (unsigned char) 0; |
| 1097 | blue = (unsigned char) 0; |
| 1098 | } |
| 1099 | // setgray here ? |
| 1100 | } |
| 1101 | |
| 1102 | if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue)) |
| 1103 | { |
| 1104 | double redPS = (double)(red) / 255.0; |
| 1105 | double bluePS = (double)(blue) / 255.0; |
| 1106 | double greenPS = (double)(green) / 255.0; |
| 1107 | |
| 1108 | char buffer[100]; |
| 1109 | sprintf( buffer, |
| 1110 | "%.8f %.8f %.8f setrgbcolor\n", |
| 1111 | redPS, greenPS, bluePS ); |
| 1112 | for (int i = 0; i < 100; i++) |
| 1113 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1114 | fprintf( m_pstream, buffer ); |
| 1115 | |
| 1116 | m_currentRed = red; |
| 1117 | m_currentBlue = blue; |
| 1118 | m_currentGreen = green; |
| 1119 | } |
| 1120 | } |
| 1121 | |
| 1122 | void wxPostScriptDC::SetBrush( const wxBrush& brush ) |
| 1123 | { |
| 1124 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1125 | |
| 1126 | if (!brush.Ok()) return; |
| 1127 | |
| 1128 | m_brush = brush; |
| 1129 | |
| 1130 | // Brush colour |
| 1131 | unsigned char red = m_brush.GetColour().Red(); |
| 1132 | unsigned char blue = m_brush.GetColour().Blue(); |
| 1133 | unsigned char green = m_brush.GetColour().Green(); |
| 1134 | |
| 1135 | if (!m_colour) |
| 1136 | { |
| 1137 | // Anything not white is black |
| 1138 | if (! (red == (unsigned char) 255 && |
| 1139 | blue == (unsigned char) 255 && |
| 1140 | green == (unsigned char) 255) ) |
| 1141 | { |
| 1142 | red = (unsigned char) 0; |
| 1143 | green = (unsigned char) 0; |
| 1144 | blue = (unsigned char) 0; |
| 1145 | } |
| 1146 | // setgray here ? |
| 1147 | } |
| 1148 | |
| 1149 | if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue)) |
| 1150 | { |
| 1151 | double redPS = (double)(red) / 255.0; |
| 1152 | double bluePS = (double)(blue) / 255.0; |
| 1153 | double greenPS = (double)(green) / 255.0; |
| 1154 | |
| 1155 | char buffer[100]; |
| 1156 | sprintf( buffer, |
| 1157 | "%.8f %.8f %.8f setrgbcolor\n", |
| 1158 | redPS, greenPS, bluePS ); |
| 1159 | for (int i = 0; i < 100; i++) |
| 1160 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1161 | fprintf( m_pstream, buffer ); |
| 1162 | |
| 1163 | m_currentRed = red; |
| 1164 | m_currentBlue = blue; |
| 1165 | m_currentGreen = green; |
| 1166 | } |
| 1167 | } |
| 1168 | |
| 1169 | void wxPostScriptDC::DoDrawText( const wxString& text, wxCoord x, wxCoord y ) |
| 1170 | { |
| 1171 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1172 | |
| 1173 | wxCoord text_w, text_h, text_descent; |
| 1174 | |
| 1175 | GetTextExtent(text, &text_w, &text_h, &text_descent); |
| 1176 | |
| 1177 | // VZ: this seems to be unnecessary, so taking it out for now, if it |
| 1178 | // doesn't create any problems, remove this comment entirely |
| 1179 | //SetFont( m_font ); |
| 1180 | |
| 1181 | if (m_textForegroundColour.Ok()) |
| 1182 | { |
| 1183 | unsigned char red = m_textForegroundColour.Red(); |
| 1184 | unsigned char blue = m_textForegroundColour.Blue(); |
| 1185 | unsigned char green = m_textForegroundColour.Green(); |
| 1186 | |
| 1187 | if (!m_colour) |
| 1188 | { |
| 1189 | // Anything not white is black |
| 1190 | if (! (red == (unsigned char) 255 && |
| 1191 | blue == (unsigned char) 255 && |
| 1192 | green == (unsigned char) 255)) |
| 1193 | { |
| 1194 | red = (unsigned char) 0; |
| 1195 | green = (unsigned char) 0; |
| 1196 | blue = (unsigned char) 0; |
| 1197 | } |
| 1198 | } |
| 1199 | |
| 1200 | // maybe setgray here ? |
| 1201 | if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue)) |
| 1202 | { |
| 1203 | double redPS = (double)(red) / 255.0; |
| 1204 | double bluePS = (double)(blue) / 255.0; |
| 1205 | double greenPS = (double)(green) / 255.0; |
| 1206 | |
| 1207 | char buffer[100]; |
| 1208 | sprintf( buffer, |
| 1209 | "%.8f %.8f %.8f setrgbcolor\n", |
| 1210 | redPS, greenPS, bluePS ); |
| 1211 | for (int i = 0; i < 100; i++) |
| 1212 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1213 | fprintf( m_pstream, buffer ); |
| 1214 | |
| 1215 | m_currentRed = red; |
| 1216 | m_currentBlue = blue; |
| 1217 | m_currentGreen = green; |
| 1218 | } |
| 1219 | } |
| 1220 | |
| 1221 | int size = m_font.GetPointSize(); |
| 1222 | |
| 1223 | // wxCoord by = y + (wxCoord)floor( double(size) * 2.0 / 3.0 ); // approximate baseline |
| 1224 | // commented by V. Slavik and replaced by accurate version |
| 1225 | // - note that there is still rounding error in text_descent! |
| 1226 | wxCoord by = y + size - text_descent; // baseline |
| 1227 | fprintf( m_pstream, "%d %d moveto\n", LogicalToDeviceX(x), LogicalToDeviceY(by) ); |
| 1228 | |
| 1229 | fprintf( m_pstream, "(" ); |
| 1230 | const wxWX2MBbuf textbuf = text.mb_str(); |
| 1231 | size_t len = strlen(textbuf); |
| 1232 | size_t i; |
| 1233 | for (i = 0; i < len; i++) |
| 1234 | { |
| 1235 | int c = (unsigned char) textbuf[i]; |
| 1236 | if (c == ')' || c == '(' || c == '\\') |
| 1237 | { |
| 1238 | /* Cope with special characters */ |
| 1239 | fprintf( m_pstream, "\\" ); |
| 1240 | fputc(c, m_pstream); |
| 1241 | } |
| 1242 | else if ( c >= 128 ) |
| 1243 | { |
| 1244 | /* Cope with character codes > 127 */ |
| 1245 | fprintf(m_pstream, "\\%o", c); |
| 1246 | } |
| 1247 | else |
| 1248 | { |
| 1249 | fputc(c, m_pstream); |
| 1250 | } |
| 1251 | } |
| 1252 | |
| 1253 | fprintf( m_pstream, ") show\n" ); |
| 1254 | |
| 1255 | if (m_font.GetUnderlined()) |
| 1256 | { |
| 1257 | wxCoord uy = (wxCoord)(y + size - m_underlinePosition); |
| 1258 | char buffer[100]; |
| 1259 | |
| 1260 | sprintf( buffer, |
| 1261 | "gsave\n" |
| 1262 | "%d %d moveto\n" |
| 1263 | "%f setlinewidth\n" |
| 1264 | "%d %d lineto\n" |
| 1265 | "stroke\n" |
| 1266 | "grestore\n", |
| 1267 | LogicalToDeviceX(x), LogicalToDeviceY(uy), |
| 1268 | m_underlineThickness, |
| 1269 | LogicalToDeviceX(x + text_w), LogicalToDeviceY(uy) ); |
| 1270 | for (i = 0; i < 100; i++) |
| 1271 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1272 | fprintf( m_pstream, buffer ); |
| 1273 | } |
| 1274 | |
| 1275 | CalcBoundingBox( x, y ); |
| 1276 | CalcBoundingBox( x + size * text.Length() * 2/3 , y ); |
| 1277 | } |
| 1278 | |
| 1279 | void wxPostScriptDC::DoDrawRotatedText( const wxString& text, wxCoord x, wxCoord y, double angle ) |
| 1280 | { |
| 1281 | if (angle == 0.0) |
| 1282 | { |
| 1283 | DoDrawText(text, x, y); |
| 1284 | return; |
| 1285 | } |
| 1286 | |
| 1287 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1288 | |
| 1289 | SetFont( m_font ); |
| 1290 | |
| 1291 | if (m_textForegroundColour.Ok()) |
| 1292 | { |
| 1293 | unsigned char red = m_textForegroundColour.Red(); |
| 1294 | unsigned char blue = m_textForegroundColour.Blue(); |
| 1295 | unsigned char green = m_textForegroundColour.Green(); |
| 1296 | |
| 1297 | if (!m_colour) |
| 1298 | { |
| 1299 | // Anything not white is black |
| 1300 | if (! (red == (unsigned char) 255 && |
| 1301 | blue == (unsigned char) 255 && |
| 1302 | green == (unsigned char) 255)) |
| 1303 | { |
| 1304 | red = (unsigned char) 0; |
| 1305 | green = (unsigned char) 0; |
| 1306 | blue = (unsigned char) 0; |
| 1307 | } |
| 1308 | } |
| 1309 | |
| 1310 | // maybe setgray here ? |
| 1311 | if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue)) |
| 1312 | { |
| 1313 | double redPS = (double)(red) / 255.0; |
| 1314 | double bluePS = (double)(blue) / 255.0; |
| 1315 | double greenPS = (double)(green) / 255.0; |
| 1316 | |
| 1317 | char buffer[100]; |
| 1318 | sprintf( buffer, |
| 1319 | "%.8f %.8f %.8f setrgbcolor\n", |
| 1320 | redPS, greenPS, bluePS ); |
| 1321 | for (int i = 0; i < 100; i++) |
| 1322 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1323 | fprintf( m_pstream, buffer ); |
| 1324 | |
| 1325 | m_currentRed = red; |
| 1326 | m_currentBlue = blue; |
| 1327 | m_currentGreen = green; |
| 1328 | } |
| 1329 | } |
| 1330 | |
| 1331 | int size = m_font.GetPointSize(); |
| 1332 | |
| 1333 | long by = y + (long)floor( double(size) * 2.0 / 3.0 ); // approximate baseline |
| 1334 | |
| 1335 | // FIXME only correct for 90 degrees |
| 1336 | fprintf(m_pstream, "%d %d moveto\n", |
| 1337 | LogicalToDeviceX((wxCoord)(x + size)), LogicalToDeviceY((wxCoord)by) ); |
| 1338 | |
| 1339 | char buffer[100]; |
| 1340 | sprintf(buffer, "%.8f rotate\n", angle); |
| 1341 | size_t i; |
| 1342 | for (i = 0; i < 100; i++) |
| 1343 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1344 | fprintf(m_pstream, buffer); |
| 1345 | |
| 1346 | fprintf( m_pstream, "(" ); |
| 1347 | const wxWX2MBbuf textbuf = text.mb_str(); |
| 1348 | size_t len = strlen(textbuf); |
| 1349 | for (i = 0; i < len; i++) |
| 1350 | { |
| 1351 | int c = (unsigned char) textbuf[i]; |
| 1352 | if (c == ')' || c == '(' || c == '\\') |
| 1353 | { |
| 1354 | /* Cope with special characters */ |
| 1355 | fprintf( m_pstream, "\\" ); |
| 1356 | fputc(c, m_pstream); |
| 1357 | } |
| 1358 | else if ( c >= 128 ) |
| 1359 | { |
| 1360 | /* Cope with character codes > 127 */ |
| 1361 | fprintf(m_pstream, "\\%o", c); |
| 1362 | } |
| 1363 | else |
| 1364 | { |
| 1365 | fputc(c, m_pstream); |
| 1366 | } |
| 1367 | } |
| 1368 | |
| 1369 | fprintf( m_pstream, ") show\n" ); |
| 1370 | |
| 1371 | sprintf( buffer, "%.8f rotate\n", -angle ); |
| 1372 | for (i = 0; i < 100; i++) |
| 1373 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1374 | fprintf( m_pstream, buffer ); |
| 1375 | |
| 1376 | if (m_font.GetUnderlined()) |
| 1377 | { |
| 1378 | wxCoord uy = (wxCoord)(y + size - m_underlinePosition); |
| 1379 | wxCoord w, h; |
| 1380 | char buffer[100]; |
| 1381 | GetTextExtent(text, &w, &h); |
| 1382 | |
| 1383 | sprintf( buffer, |
| 1384 | "gsave\n" |
| 1385 | "%d %d moveto\n" |
| 1386 | "%f setlinewidth\n" |
| 1387 | "%d %d lineto\n" |
| 1388 | "stroke\n" |
| 1389 | "grestore\n", |
| 1390 | LogicalToDeviceX(x), LogicalToDeviceY(uy), |
| 1391 | m_underlineThickness, |
| 1392 | LogicalToDeviceX(x + w), LogicalToDeviceY(uy) ); |
| 1393 | for (i = 0; i < 100; i++) |
| 1394 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1395 | fprintf( m_pstream, buffer ); |
| 1396 | } |
| 1397 | |
| 1398 | CalcBoundingBox( x, y ); |
| 1399 | CalcBoundingBox( x + size * text.Length() * 2/3 , y ); |
| 1400 | } |
| 1401 | |
| 1402 | void wxPostScriptDC::SetBackground (const wxBrush& brush) |
| 1403 | { |
| 1404 | m_backgroundBrush = brush; |
| 1405 | } |
| 1406 | |
| 1407 | void wxPostScriptDC::SetLogicalFunction (int WXUNUSED(function)) |
| 1408 | { |
| 1409 | wxFAIL_MSG( wxT("wxPostScriptDC::SetLogicalFunction not implemented.") ); |
| 1410 | } |
| 1411 | |
| 1412 | void wxPostScriptDC::DoDrawSpline( wxList *points ) |
| 1413 | { |
| 1414 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1415 | |
| 1416 | SetPen( m_pen ); |
| 1417 | |
| 1418 | double a, b, c, d, x1, y1, x2, y2, x3, y3; |
| 1419 | wxPoint *p, *q; |
| 1420 | |
| 1421 | wxNode *node = points->First(); |
| 1422 | p = (wxPoint *)node->Data(); |
| 1423 | x1 = p->x; |
| 1424 | y1 = p->y; |
| 1425 | |
| 1426 | node = node->Next(); |
| 1427 | p = (wxPoint *)node->Data(); |
| 1428 | c = p->x; |
| 1429 | d = p->y; |
| 1430 | x3 = a = (double)(x1 + c) / 2; |
| 1431 | y3 = b = (double)(y1 + d) / 2; |
| 1432 | |
| 1433 | fprintf( m_pstream, |
| 1434 | "newpath\n" |
| 1435 | "%d %d moveto\n" |
| 1436 | "%d %d lineto\n", |
| 1437 | LogicalToDeviceX((wxCoord)x1), LogicalToDeviceY((wxCoord)y1), |
| 1438 | LogicalToDeviceX((wxCoord)x3), LogicalToDeviceY((wxCoord)y3) ); |
| 1439 | |
| 1440 | CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 ); |
| 1441 | CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 ); |
| 1442 | |
| 1443 | while ((node = node->Next()) != NULL) |
| 1444 | { |
| 1445 | q = (wxPoint *)node->Data(); |
| 1446 | |
| 1447 | x1 = x3; |
| 1448 | y1 = y3; |
| 1449 | x2 = c; |
| 1450 | y2 = d; |
| 1451 | c = q->x; |
| 1452 | d = q->y; |
| 1453 | x3 = (double)(x2 + c) / 2; |
| 1454 | y3 = (double)(y2 + d) / 2; |
| 1455 | |
| 1456 | fprintf( m_pstream, |
| 1457 | "%d %d %d %d %d %d DrawSplineSection\n", |
| 1458 | LogicalToDeviceX((wxCoord)x1), LogicalToDeviceY((wxCoord)y1), |
| 1459 | LogicalToDeviceX((wxCoord)x2), LogicalToDeviceY((wxCoord)y2), |
| 1460 | LogicalToDeviceX((wxCoord)x3), LogicalToDeviceY((wxCoord)y3) ); |
| 1461 | |
| 1462 | CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 ); |
| 1463 | CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 ); |
| 1464 | } |
| 1465 | |
| 1466 | /* |
| 1467 | At this point, (x2,y2) and (c,d) are the position of the |
| 1468 | next-to-last and last point respectively, in the point list |
| 1469 | */ |
| 1470 | |
| 1471 | fprintf( m_pstream, |
| 1472 | "%d %d lineto\n" |
| 1473 | "stroke\n", |
| 1474 | LogicalToDeviceX((wxCoord)c), LogicalToDeviceY((wxCoord)d) ); |
| 1475 | } |
| 1476 | |
| 1477 | wxCoord wxPostScriptDC::GetCharWidth() const |
| 1478 | { |
| 1479 | // Chris Breeze: reasonable approximation using wxMODERN/Courier |
| 1480 | return (wxCoord) (GetCharHeight() * 72.0 / 120.0); |
| 1481 | } |
| 1482 | |
| 1483 | |
| 1484 | void wxPostScriptDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp ) |
| 1485 | { |
| 1486 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1487 | |
| 1488 | m_signX = (xLeftRight ? 1 : -1); |
| 1489 | m_signY = (yBottomUp ? 1 : -1); |
| 1490 | |
| 1491 | // FIXME there is no such function in MSW nor in OS2/PM |
| 1492 | #if !defined(__WXMSW__) && !defined(__WXPM__) |
| 1493 | ComputeScaleAndOrigin(); |
| 1494 | #endif |
| 1495 | } |
| 1496 | |
| 1497 | void wxPostScriptDC::SetDeviceOrigin( wxCoord x, wxCoord y ) |
| 1498 | { |
| 1499 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1500 | |
| 1501 | int h = 0; |
| 1502 | int w = 0; |
| 1503 | GetSize( &w, &h ); |
| 1504 | |
| 1505 | wxDC::SetDeviceOrigin( x, h-y ); |
| 1506 | } |
| 1507 | |
| 1508 | void wxPostScriptDC::DoGetSize(int* width, int* height) const |
| 1509 | { |
| 1510 | wxPaperSize id = m_printData.GetPaperId(); |
| 1511 | |
| 1512 | wxPrintPaperType *paper = wxThePrintPaperDatabase->FindPaperType(id); |
| 1513 | |
| 1514 | if (!paper) paper = wxThePrintPaperDatabase->FindPaperType(wxPAPER_A4); |
| 1515 | |
| 1516 | int w = 595; |
| 1517 | int h = 842; |
| 1518 | if (paper) |
| 1519 | { |
| 1520 | w = paper->GetSizeDeviceUnits().x; |
| 1521 | h = paper->GetSizeDeviceUnits().y; |
| 1522 | } |
| 1523 | |
| 1524 | if (m_printData.GetOrientation() == wxLANDSCAPE) |
| 1525 | { |
| 1526 | int tmp = w; |
| 1527 | w = h; |
| 1528 | h = tmp; |
| 1529 | } |
| 1530 | |
| 1531 | if (width) *width = (int)(w * ms_PSScaleFactor); |
| 1532 | if (height) *height = (int)(h * ms_PSScaleFactor); |
| 1533 | } |
| 1534 | |
| 1535 | void wxPostScriptDC::DoGetSizeMM(int *width, int *height) const |
| 1536 | { |
| 1537 | wxPaperSize id = m_printData.GetPaperId(); |
| 1538 | |
| 1539 | wxPrintPaperType *paper = wxThePrintPaperDatabase->FindPaperType(id); |
| 1540 | |
| 1541 | if (!paper) paper = wxThePrintPaperDatabase->FindPaperType(wxPAPER_A4); |
| 1542 | |
| 1543 | int w = 210; |
| 1544 | int h = 297; |
| 1545 | if (paper) |
| 1546 | { |
| 1547 | w = paper->GetWidth() / 10; |
| 1548 | h = paper->GetHeight() / 10; |
| 1549 | } |
| 1550 | |
| 1551 | if (m_printData.GetOrientation() == wxLANDSCAPE) |
| 1552 | { |
| 1553 | int tmp = w; |
| 1554 | w = h; |
| 1555 | h = tmp; |
| 1556 | } |
| 1557 | |
| 1558 | if (width) *width = w; |
| 1559 | if (height) *height = h; |
| 1560 | } |
| 1561 | |
| 1562 | // Resolution in pixels per logical inch |
| 1563 | wxSize wxPostScriptDC::GetPPI(void) const |
| 1564 | { |
| 1565 | return wxSize((int)(72 * ms_PSScaleFactor), |
| 1566 | (int)(72 * ms_PSScaleFactor)); |
| 1567 | } |
| 1568 | |
| 1569 | |
| 1570 | bool wxPostScriptDC::StartDoc( const wxString& message ) |
| 1571 | { |
| 1572 | wxCHECK_MSG( m_ok, FALSE, wxT("invalid postscript dc") ); |
| 1573 | |
| 1574 | if (m_printData.GetFilename() == "") |
| 1575 | { |
| 1576 | wxString filename = wxGetTempFileName("ps"); |
| 1577 | m_printData.SetFilename(filename); |
| 1578 | } |
| 1579 | |
| 1580 | m_pstream = wxFopen( m_printData.GetFilename().fn_str(), wxT("w+") ); |
| 1581 | |
| 1582 | if (!m_pstream) |
| 1583 | { |
| 1584 | wxLogError( _("Cannot open file for PostScript printing!")); |
| 1585 | m_ok = FALSE; |
| 1586 | return FALSE; |
| 1587 | } |
| 1588 | |
| 1589 | m_ok = TRUE; |
| 1590 | |
| 1591 | fprintf( m_pstream, "%%%%BeginProlog\n" ); |
| 1592 | fprintf( m_pstream, wxPostScriptHeaderEllipse ); |
| 1593 | fprintf( m_pstream, wxPostScriptHeaderEllipticArc ); |
| 1594 | fprintf( m_pstream, wxPostScriptHeaderColourImage ); |
| 1595 | fprintf( m_pstream, wxPostScriptHeaderReencodeISO1 ); |
| 1596 | fprintf( m_pstream, wxPostScriptHeaderReencodeISO2 ); |
| 1597 | if (wxPostScriptHeaderSpline) |
| 1598 | fprintf( m_pstream, wxPostScriptHeaderSpline ); |
| 1599 | fprintf( m_pstream, "%%%%EndProlog\n" ); |
| 1600 | |
| 1601 | SetBrush( *wxBLACK_BRUSH ); |
| 1602 | SetPen( *wxBLACK_PEN ); |
| 1603 | SetBackground( *wxWHITE_BRUSH ); |
| 1604 | SetTextForeground( *wxBLACK ); |
| 1605 | |
| 1606 | // set origin according to paper size |
| 1607 | SetDeviceOrigin( 0,0 ); |
| 1608 | |
| 1609 | wxPageNumber = 1; |
| 1610 | m_pageNumber = 1; |
| 1611 | m_title = message; |
| 1612 | return TRUE; |
| 1613 | } |
| 1614 | |
| 1615 | void wxPostScriptDC::EndDoc () |
| 1616 | { |
| 1617 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1618 | |
| 1619 | if (m_clipping) |
| 1620 | { |
| 1621 | m_clipping = FALSE; |
| 1622 | fprintf( m_pstream, "grestore\n" ); |
| 1623 | } |
| 1624 | |
| 1625 | fclose( m_pstream ); |
| 1626 | m_pstream = (FILE *) NULL; |
| 1627 | |
| 1628 | wxChar *header_file = wxGetTempFileName("ps"); |
| 1629 | |
| 1630 | m_pstream = fopen( wxConvFile.cWX2MB(header_file) , "w+" ); |
| 1631 | |
| 1632 | fprintf( m_pstream, "%%!PS-Adobe-2.0\n" ); // PostScript magic strings |
| 1633 | fprintf( m_pstream, "%%%%Title: %s\n", (const char *)m_title.mb_str() ); |
| 1634 | fprintf( m_pstream, "%%%%Creator: %s\n", (const char*)wxConvCurrent->cWX2MB(wxTheApp->argv[0]) ); |
| 1635 | fprintf( m_pstream, "%%%%CreationDate: %s\n", (const char *)wxNow().mb_str() ); |
| 1636 | |
| 1637 | wxChar userID[256]; |
| 1638 | if ( wxGetEmailAddress(userID, sizeof(userID)) ) |
| 1639 | { |
| 1640 | fprintf( m_pstream, "%%%%For: %s ", wxMBSTRINGCAST wxConvCurrent->cWX2MB(userID) ); |
| 1641 | wxChar userName[245]; |
| 1642 | if (wxGetUserName(userName, sizeof(userName))) |
| 1643 | fprintf( m_pstream, " (%s)", wxMBSTRINGCAST wxConvCurrent->cWX2MB(userName) ); |
| 1644 | fprintf( m_pstream, "\n" ); |
| 1645 | } |
| 1646 | else if ( wxGetUserName(userID, sizeof(userID)) ) |
| 1647 | { |
| 1648 | fprintf( m_pstream, "%%%%For: %s\n", wxMBSTRINGCAST wxConvCurrent->cWX2MB(userID) );; |
| 1649 | } |
| 1650 | |
| 1651 | // THE FOLLOWING HAS BEEN CONTRIBUTED BY Andy Fyfe <andy@hyperparallel.com> |
| 1652 | |
| 1653 | wxCoord wx_printer_translate_x, wx_printer_translate_y; |
| 1654 | double wx_printer_scale_x, wx_printer_scale_y; |
| 1655 | |
| 1656 | wx_printer_translate_x = (wxCoord)m_printData.GetPrinterTranslateX(); |
| 1657 | wx_printer_translate_y = (wxCoord)m_printData.GetPrinterTranslateY(); |
| 1658 | |
| 1659 | wx_printer_scale_x = m_printData.GetPrinterScaleX(); |
| 1660 | wx_printer_scale_y = m_printData.GetPrinterScaleY(); |
| 1661 | |
| 1662 | if (m_printData.GetOrientation() == wxLANDSCAPE) |
| 1663 | fprintf( m_pstream, "%%%%Orientation: Landscape\n" ); |
| 1664 | else |
| 1665 | fprintf( m_pstream, "%%%%Orientation: Portrait\n" ); |
| 1666 | |
| 1667 | // Compute the bounding box. Note that it is in the default user |
| 1668 | // coordinate system, thus we have to convert the values. |
| 1669 | wxCoord minX = (wxCoord) LogicalToDeviceX(m_minX); |
| 1670 | wxCoord minY = (wxCoord) LogicalToDeviceY(m_minY); |
| 1671 | wxCoord maxX = (wxCoord) LogicalToDeviceX(m_maxX); |
| 1672 | wxCoord maxY = (wxCoord) LogicalToDeviceY(m_maxY); |
| 1673 | |
| 1674 | // LOG2DEV may have changed the minimum to maximum vice versa |
| 1675 | if ( minX > maxX ) { wxCoord tmp = minX; minX = maxX; maxX = tmp; } |
| 1676 | if ( minY > maxY ) { wxCoord tmp = minY; minY = maxY; maxY = tmp; } |
| 1677 | |
| 1678 | // account for used scaling (boundingbox is before scaling in ps-file) |
| 1679 | double scale_x = m_printData.GetPrinterScaleX() / ms_PSScaleFactor; |
| 1680 | double scale_y = m_printData.GetPrinterScaleY() / ms_PSScaleFactor; |
| 1681 | |
| 1682 | wxCoord llx, lly, urx, ury; |
| 1683 | llx = (wxCoord) ((minX+wx_printer_translate_x)*scale_x); |
| 1684 | lly = (wxCoord) ((minY+wx_printer_translate_y)*scale_y); |
| 1685 | urx = (wxCoord) ((maxX+wx_printer_translate_x)*scale_x); |
| 1686 | ury = (wxCoord) ((maxY+wx_printer_translate_y)*scale_y); |
| 1687 | // (end of bounding box computation) |
| 1688 | |
| 1689 | |
| 1690 | // If we're landscape, our sense of "x" and "y" is reversed. |
| 1691 | if (m_printData.GetOrientation() == wxLANDSCAPE) |
| 1692 | { |
| 1693 | wxCoord tmp; |
| 1694 | tmp = llx; llx = lly; lly = tmp; |
| 1695 | tmp = urx; urx = ury; ury = tmp; |
| 1696 | |
| 1697 | // We need either the two lines that follow, or we need to subtract |
| 1698 | // min_x from real_translate_y, which is commented out below. |
| 1699 | llx = llx - (wxCoord)(m_minX*wx_printer_scale_y); |
| 1700 | urx = urx - (wxCoord)(m_minX*wx_printer_scale_y); |
| 1701 | } |
| 1702 | |
| 1703 | // The Adobe specifications call for integers; we round as to make |
| 1704 | // the bounding larger. |
| 1705 | fprintf( m_pstream, |
| 1706 | "%%%%BoundingBox: %d %d %d %d\n", |
| 1707 | (wxCoord)floor((double)llx), (wxCoord)floor((double)lly), |
| 1708 | (wxCoord)ceil((double)urx), (wxCoord)ceil((double)ury) ); |
| 1709 | fprintf( m_pstream, "%%%%Pages: %d\n", (wxPageNumber - 1) ); |
| 1710 | fprintf( m_pstream, "%%%%EndComments\n\n" ); |
| 1711 | |
| 1712 | // To check the correctness of the bounding box, postscript commands |
| 1713 | // to draw a box corresponding to the bounding box are generated below. |
| 1714 | // But since we typically don't want to print such a box, the postscript |
| 1715 | // commands are generated within comments. These lines appear before any |
| 1716 | // adjustment of scale, rotation, or translation, and hence are in the |
| 1717 | // default user coordinates. |
| 1718 | fprintf( m_pstream, "%% newpath\n" ); |
| 1719 | fprintf( m_pstream, "%% %d %d moveto\n", llx, lly ); |
| 1720 | fprintf( m_pstream, "%% %d %d lineto\n", urx, lly ); |
| 1721 | fprintf( m_pstream, "%% %d %d lineto\n", urx, ury ); |
| 1722 | fprintf( m_pstream, "%% %d %d lineto closepath stroke\n", llx, ury ); |
| 1723 | |
| 1724 | fclose( m_pstream ); |
| 1725 | m_pstream = (FILE*) NULL; |
| 1726 | |
| 1727 | wxChar *tmp_file = wxGetTempFileName("ps"); |
| 1728 | |
| 1729 | // Paste header Before wx_printer_file |
| 1730 | wxConcatFiles (header_file, m_printData.GetFilename(), tmp_file ); |
| 1731 | wxRemoveFile( header_file ); |
| 1732 | wxRemoveFile( m_printData.GetFilename() ); |
| 1733 | wxRenameFile( tmp_file, m_printData.GetFilename() ); |
| 1734 | |
| 1735 | #if defined(__X__) || defined(__WXGTK__) |
| 1736 | if (m_ok) |
| 1737 | { |
| 1738 | wxString previewCommand(m_printData.GetPreviewCommand()); |
| 1739 | wxString printerCommand(m_printData.GetPrinterCommand()); |
| 1740 | wxString printerOptions(m_printData.GetPrinterOptions()); |
| 1741 | wxString filename(m_printData.GetFilename()); |
| 1742 | |
| 1743 | switch (m_printData.GetPrintMode()) |
| 1744 | { |
| 1745 | case wxPRINT_MODE_PREVIEW: |
| 1746 | { |
| 1747 | wxChar *argv[3]; |
| 1748 | argv[0] = WXSTRINGCAST previewCommand; |
| 1749 | argv[1] = WXSTRINGCAST filename; |
| 1750 | argv[2] = (wxChar*) NULL; |
| 1751 | wxExecute( argv, TRUE ); |
| 1752 | wxRemoveFile( m_printData.GetFilename() ); |
| 1753 | } |
| 1754 | break; |
| 1755 | case wxPRINT_MODE_PRINTER: |
| 1756 | { |
| 1757 | wxChar *argv[4]; |
| 1758 | int argc = 0; |
| 1759 | argv[argc++] = WXSTRINGCAST printerCommand; |
| 1760 | |
| 1761 | // !SM! If we simply assign to argv[1] here, if printer options |
| 1762 | // are blank, we get an annoying and confusing message from lpr. |
| 1763 | wxChar *opts = WXSTRINGCAST printerOptions; |
| 1764 | if (opts && *opts) |
| 1765 | argv[argc++] = opts; |
| 1766 | |
| 1767 | argv[argc++] = WXSTRINGCAST filename; |
| 1768 | argv[argc++] = (wxChar *) NULL; |
| 1769 | wxExecute( argv, TRUE ); |
| 1770 | wxRemoveFile( filename ); |
| 1771 | } |
| 1772 | break; |
| 1773 | case wxPRINT_MODE_FILE: |
| 1774 | case wxPRINT_MODE_NONE: |
| 1775 | break; |
| 1776 | } |
| 1777 | } |
| 1778 | #endif |
| 1779 | } |
| 1780 | |
| 1781 | void wxPostScriptDC::StartPage() |
| 1782 | { |
| 1783 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1784 | |
| 1785 | fprintf( m_pstream, "%%%%Page: %d\n", wxPageNumber++ ); |
| 1786 | |
| 1787 | // What is this one supposed to do? RR. |
| 1788 | // *m_pstream << "matrix currentmatrix\n"; |
| 1789 | |
| 1790 | // Added by Chris Breeze |
| 1791 | |
| 1792 | // Each page starts with an "initgraphics" which resets the |
| 1793 | // transformation and so we need to reset the origin |
| 1794 | // (and rotate the page for landscape printing) |
| 1795 | |
| 1796 | // Output scaling |
| 1797 | wxCoord translate_x, translate_y; |
| 1798 | double scale_x, scale_y; |
| 1799 | |
| 1800 | translate_x = (wxCoord)m_printData.GetPrinterTranslateX(); |
| 1801 | translate_y = (wxCoord)m_printData.GetPrinterTranslateY(); |
| 1802 | |
| 1803 | scale_x = m_printData.GetPrinterScaleX(); |
| 1804 | scale_y = m_printData.GetPrinterScaleY(); |
| 1805 | |
| 1806 | if (m_printData.GetOrientation() == wxLANDSCAPE) |
| 1807 | { |
| 1808 | int h; |
| 1809 | GetSize( (int*) NULL, &h ); |
| 1810 | translate_y -= h; |
| 1811 | fprintf( m_pstream, "90 rotate\n" ); |
| 1812 | |
| 1813 | // I copied this one from a PostScript tutorial, but to no avail. RR. |
| 1814 | // fprintf( m_pstream, "90 rotate llx neg ury nef translate\n" ); |
| 1815 | } |
| 1816 | |
| 1817 | char buffer[100]; |
| 1818 | sprintf( buffer, "%.8f %.8f scale\n", scale_x / ms_PSScaleFactor, |
| 1819 | scale_y / ms_PSScaleFactor); |
| 1820 | for (int i = 0; i < 100; i++) |
| 1821 | if (buffer[i] == ',') buffer[i] = '.'; |
| 1822 | fprintf( m_pstream, buffer ); |
| 1823 | |
| 1824 | fprintf( m_pstream, "%d %d translate\n", translate_x, translate_y ); |
| 1825 | } |
| 1826 | |
| 1827 | void wxPostScriptDC::EndPage () |
| 1828 | { |
| 1829 | wxCHECK_RET( m_ok && m_pstream, wxT("invalid postscript dc") ); |
| 1830 | |
| 1831 | fprintf( m_pstream, "showpage\n" ); |
| 1832 | } |
| 1833 | |
| 1834 | bool wxPostScriptDC::DoBlit( wxCoord xdest, wxCoord ydest, |
| 1835 | wxCoord fwidth, wxCoord fheight, |
| 1836 | wxDC *source, |
| 1837 | wxCoord xsrc, wxCoord ysrc, |
| 1838 | int rop, bool WXUNUSED(useMask), wxCoord WXUNUSED(xsrcMask), wxCoord WXUNUSED(ysrcMask) ) |
| 1839 | { |
| 1840 | wxCHECK_MSG( m_ok && m_pstream, FALSE, wxT("invalid postscript dc") ); |
| 1841 | |
| 1842 | wxCHECK_MSG( source, FALSE, wxT("invalid source dc") ); |
| 1843 | |
| 1844 | /* blit into a bitmap */ |
| 1845 | wxBitmap bitmap( (int)fwidth, (int)fheight ); |
| 1846 | wxMemoryDC memDC; |
| 1847 | memDC.SelectObject(bitmap); |
| 1848 | memDC.Blit(0, 0, fwidth, fheight, source, xsrc, ysrc, rop); /* TODO: Blit transparently? */ |
| 1849 | memDC.SelectObject(wxNullBitmap); |
| 1850 | |
| 1851 | /* draw bitmap. scaling and positioning is done there */ |
| 1852 | DrawBitmap( bitmap, xdest, ydest ); |
| 1853 | |
| 1854 | return TRUE; |
| 1855 | } |
| 1856 | |
| 1857 | wxCoord wxPostScriptDC::GetCharHeight() const |
| 1858 | { |
| 1859 | if (m_font.Ok()) |
| 1860 | return m_font.GetPointSize(); |
| 1861 | else |
| 1862 | return 12; |
| 1863 | } |
| 1864 | |
| 1865 | void wxPostScriptDC::DoGetTextExtent(const wxString& string, |
| 1866 | wxCoord *x, wxCoord *y, |
| 1867 | wxCoord *descent, wxCoord *externalLeading, |
| 1868 | wxFont *theFont ) const |
| 1869 | { |
| 1870 | wxFont *fontToUse = theFont; |
| 1871 | |
| 1872 | if (!fontToUse) fontToUse = (wxFont*) &m_font; |
| 1873 | |
| 1874 | wxCHECK_RET( fontToUse, wxT("GetTextExtent: no font defined") ); |
| 1875 | |
| 1876 | const wxWX2MBbuf strbuf = string.mb_str(); |
| 1877 | |
| 1878 | #if !wxUSE_AFM_FOR_POSTSCRIPT |
| 1879 | /* Provide a VERY rough estimate (avoid using it). |
| 1880 | * Produces accurate results for mono-spaced font |
| 1881 | * such as Courier (aka wxMODERN) */ |
| 1882 | |
| 1883 | int height = 12; |
| 1884 | if (fontToUse) |
| 1885 | { |
| 1886 | height = fontToUse->GetPointSize(); |
| 1887 | } |
| 1888 | if ( x ) |
| 1889 | *x = strlen (strbuf) * height * 72 / 120; |
| 1890 | if ( y ) |
| 1891 | *y = (wxCoord) (height * 1.32); /* allow for descender */ |
| 1892 | if (descent) *descent = 0; |
| 1893 | if (externalLeading) *externalLeading = 0; |
| 1894 | #else |
| 1895 | |
| 1896 | /* method for calculating string widths in postscript: |
| 1897 | / read in the AFM (adobe font metrics) file for the |
| 1898 | / actual font, parse it and extract the character widths |
| 1899 | / and also the descender. this may be improved, but for now |
| 1900 | / it works well. the AFM file is only read in if the |
| 1901 | / font is changed. this may be chached in the future. |
| 1902 | / calls to GetTextExtent with the font unchanged are rather |
| 1903 | / efficient!!! |
| 1904 | / |
| 1905 | / for each font and style used there is an AFM file necessary. |
| 1906 | / currently i have only files for the roman font family. |
| 1907 | / I try to get files for the other ones! |
| 1908 | / |
| 1909 | / CAVE: the size of the string is currently always calculated |
| 1910 | / in 'points' (1/72 of an inch). this should later on be |
| 1911 | / changed to depend on the mapping mode. |
| 1912 | / CAVE: the path to the AFM files must be set before calling this |
| 1913 | / function. this is usually done by a call like the following: |
| 1914 | / wxSetAFMPath("d:\\wxw161\\afm\\"); |
| 1915 | / |
| 1916 | / example: |
| 1917 | / |
| 1918 | / wxPostScriptDC dc(NULL, TRUE); |
| 1919 | / if (dc.Ok()){ |
| 1920 | / wxSetAFMPath("d:\\wxw161\\afm\\"); |
| 1921 | / dc.StartDoc("Test"); |
| 1922 | / dc.StartPage(); |
| 1923 | / wxCoord w,h; |
| 1924 | / dc.SetFont(new wxFont(10, wxROMAN, wxNORMAL, wxNORMAL)); |
| 1925 | / dc.GetTextExtent("Hallo",&w,&h); |
| 1926 | / dc.EndPage(); |
| 1927 | / dc.EndDoc(); |
| 1928 | / } |
| 1929 | / |
| 1930 | / by steve (stefan.hammes@urz.uni-heidelberg.de) |
| 1931 | / created: 10.09.94 |
| 1932 | / updated: 14.05.95 */ |
| 1933 | |
| 1934 | /* these static vars are for storing the state between calls */ |
| 1935 | static int lastFamily= INT_MIN; |
| 1936 | static int lastSize= INT_MIN; |
| 1937 | static int lastStyle= INT_MIN; |
| 1938 | static int lastWeight= INT_MIN; |
| 1939 | static int lastDescender = INT_MIN; |
| 1940 | static int lastWidths[256]; /* widths of the characters */ |
| 1941 | |
| 1942 | double UnderlinePosition = 0.0; |
| 1943 | double UnderlineThickness = 0.0; |
| 1944 | |
| 1945 | /* get actual parameters */ |
| 1946 | int Family = fontToUse->GetFamily(); |
| 1947 | int Size = fontToUse->GetPointSize(); |
| 1948 | int Style = fontToUse->GetStyle(); |
| 1949 | int Weight = fontToUse->GetWeight(); |
| 1950 | |
| 1951 | /* if we have another font, read the font-metrics */ |
| 1952 | if (Family!=lastFamily || Size!=lastSize || Style!=lastStyle || Weight!=lastWeight) |
| 1953 | { |
| 1954 | /* store actual values */ |
| 1955 | lastFamily = Family; |
| 1956 | lastSize = Size; |
| 1957 | lastStyle = Style; |
| 1958 | lastWeight = Weight; |
| 1959 | |
| 1960 | const char *name = NULL; |
| 1961 | |
| 1962 | switch (Family) |
| 1963 | { |
| 1964 | case wxMODERN: |
| 1965 | case wxTELETYPE: |
| 1966 | { |
| 1967 | if ((Style == wxITALIC) && (Weight == wxBOLD)) name = "CourBoO.afm"; |
| 1968 | else if ((Style != wxITALIC) && (Weight == wxBOLD)) name = "CourBo.afm"; |
| 1969 | else if ((Style == wxITALIC) && (Weight != wxBOLD)) name = "CourO.afm"; |
| 1970 | else name = "Cour.afm"; |
| 1971 | break; |
| 1972 | } |
| 1973 | case wxROMAN: |
| 1974 | { |
| 1975 | if ((Style == wxITALIC) && (Weight == wxBOLD)) name = "TimesBoO.afm"; |
| 1976 | else if ((Style != wxITALIC) && (Weight == wxBOLD)) name = "TimesBo.afm"; |
| 1977 | else if ((Style == wxITALIC) && (Weight != wxBOLD)) name = "TimesO.afm"; |
| 1978 | else name = "TimesRo.afm"; |
| 1979 | break; |
| 1980 | } |
| 1981 | case wxSCRIPT: |
| 1982 | { |
| 1983 | name = "Zapf.afm"; |
| 1984 | Style = wxNORMAL; |
| 1985 | Weight = wxNORMAL; |
| 1986 | } |
| 1987 | case wxSWISS: |
| 1988 | default: |
| 1989 | { |
| 1990 | if ((Style == wxITALIC) && (Weight == wxBOLD)) name = "HelvBoO.afm"; |
| 1991 | else if ((Style != wxITALIC) && (Weight == wxBOLD)) name = "HelvBo.afm"; |
| 1992 | else if ((Style == wxITALIC) && (Weight != wxBOLD)) name = "HelvO.afm"; |
| 1993 | else name = "Helv.afm"; |
| 1994 | break; |
| 1995 | } |
| 1996 | } |
| 1997 | |
| 1998 | /* get the directory of the AFM files */ |
| 1999 | wxString afmName = wxEmptyString; |
| 2000 | if (!m_printData.GetFontMetricPath().IsEmpty()) |
| 2001 | { |
| 2002 | afmName = m_printData.GetFontMetricPath(); |
| 2003 | } |
| 2004 | |
| 2005 | /* 2. open and process the file |
| 2006 | / a short explanation of the AFM format: |
| 2007 | / we have for each character a line, which gives its size |
| 2008 | / e.g.: |
| 2009 | / |
| 2010 | / C 63 ; WX 444 ; N question ; B 49 -14 395 676 ; |
| 2011 | / |
| 2012 | / that means, we have a character with ascii code 63, and width |
| 2013 | / (444/1000 * fontSize) points. |
| 2014 | / the other data is ignored for now! |
| 2015 | / |
| 2016 | / when the font has changed, we read in the right AFM file and store the |
| 2017 | / character widths in an array, which is processed below (see point 3.). */ |
| 2018 | |
| 2019 | /* new elements JC Sun Aug 25 23:21:44 MET DST 1996 */ |
| 2020 | |
| 2021 | afmName << name; |
| 2022 | FILE *afmFile = wxFopen(afmName,wxT("r")); |
| 2023 | |
| 2024 | if (afmFile==NULL) |
| 2025 | { |
| 2026 | afmName = wxThePrintSetupData->GetAFMPath(); |
| 2027 | afmName << wxFILE_SEP_PATH << name; |
| 2028 | afmFile = wxFopen(afmName,wxT("r")); |
| 2029 | } |
| 2030 | |
| 2031 | #if defined(__UNIX__) && !defined(__VMS__) |
| 2032 | if (afmFile==NULL) |
| 2033 | /* please do NOT change the line above to "else if (afmFile==NULL)" - |
| 2034 | - afmFile = fopen() may fail and in that case the next if branch |
| 2035 | MUST be executed - and it would not if there was "else" */ |
| 2036 | { |
| 2037 | afmName = wxGetDataDir(); |
| 2038 | afmName << wxFILE_SEP_PATH |
| 2039 | #if defined(__LINUX__) || defined(__FREEBSD__) |
| 2040 | << wxT("gs_afm") << wxFILE_SEP_PATH |
| 2041 | #else |
| 2042 | << wxT("afm") << wxFILE_SEP_PATH |
| 2043 | #endif |
| 2044 | << name; |
| 2045 | afmFile = wxFopen(afmName,wxT("r")); |
| 2046 | } |
| 2047 | #endif |
| 2048 | |
| 2049 | if (afmFile==NULL) |
| 2050 | { |
| 2051 | wxLogDebug( wxT("GetTextExtent: can't open AFM file '%hs'"), afmName.c_str() ); |
| 2052 | wxLogDebug( wxT(" using approximate values")); |
| 2053 | for (int i=0; i<256; i++) lastWidths[i] = 500; /* an approximate value */ |
| 2054 | lastDescender = -150; /* dito. */ |
| 2055 | } |
| 2056 | else |
| 2057 | { |
| 2058 | /* init the widths array */ |
| 2059 | for(int i=0; i<256; i++) lastWidths[i] = INT_MIN; |
| 2060 | /* some variables for holding parts of a line */ |
| 2061 | char cString[10],semiString[10],WXString[10],descString[20]; |
| 2062 | char upString[30], utString[30], encString[50]; |
| 2063 | char line[256]; |
| 2064 | int ascii,cWidth; |
| 2065 | /* read in the file and parse it */ |
| 2066 | while(fgets(line,sizeof(line),afmFile)!=NULL) |
| 2067 | { |
| 2068 | /* A.) check for descender definition */ |
| 2069 | if (strncmp(line,"Descender",9)==0) |
| 2070 | { |
| 2071 | if ((sscanf(line,"%s%d",descString,&lastDescender)!=2) || |
| 2072 | (strcmp(descString,"Descender")!=0)) |
| 2073 | { |
| 2074 | wxLogDebug( wxT("AFM-file '%hs': line '%hs' has error (bad descender)"), afmName.c_str(),line ); |
| 2075 | } |
| 2076 | } |
| 2077 | /* JC 1.) check for UnderlinePosition */ |
| 2078 | else if(strncmp(line,"UnderlinePosition",17)==0) |
| 2079 | { |
| 2080 | if ((sscanf(line,"%s%lf",upString,&UnderlinePosition)!=2) || |
| 2081 | (strcmp(upString,"UnderlinePosition")!=0)) |
| 2082 | { |
| 2083 | wxLogDebug( wxT("AFM-file '%hs': line '%hs' has error (bad UnderlinePosition)"), afmName.c_str(), line ); |
| 2084 | } |
| 2085 | } |
| 2086 | /* JC 2.) check for UnderlineThickness */ |
| 2087 | else if(strncmp(line,"UnderlineThickness",18)==0) |
| 2088 | { |
| 2089 | if ((sscanf(line,"%s%lf",utString,&UnderlineThickness)!=2) || |
| 2090 | (strcmp(utString,"UnderlineThickness")!=0)) |
| 2091 | { |
| 2092 | wxLogDebug( wxT("AFM-file '%hs': line '%hs' has error (bad UnderlineThickness)"), afmName.c_str(), line ); |
| 2093 | } |
| 2094 | } |
| 2095 | /* JC 3.) check for EncodingScheme */ |
| 2096 | else if(strncmp(line,"EncodingScheme",14)==0) |
| 2097 | { |
| 2098 | if ((sscanf(line,"%s%s",utString,encString)!=2) || |
| 2099 | (strcmp(utString,"EncodingScheme")!=0)) |
| 2100 | { |
| 2101 | wxLogDebug( wxT("AFM-file '%hs': line '%hs' has error (bad EncodingScheme)"), afmName.c_str(), line ); |
| 2102 | } |
| 2103 | else if (strncmp(encString, "AdobeStandardEncoding", 21)) |
| 2104 | { |
| 2105 | wxLogDebug( wxT("AFM-file '%hs': line '%hs' has error (unsupported EncodingScheme %hs)"), |
| 2106 | afmName.c_str(),line, encString); |
| 2107 | } |
| 2108 | } |
| 2109 | /* B.) check for char-width */ |
| 2110 | else if(strncmp(line,"C ",2)==0) |
| 2111 | { |
| 2112 | if (sscanf(line,"%s%d%s%s%d",cString,&ascii,semiString,WXString,&cWidth)!=5) |
| 2113 | { |
| 2114 | wxLogDebug(wxT("AFM-file '%hs': line '%hs' has an error (bad character width)"),afmName.c_str(),line); |
| 2115 | } |
| 2116 | if(strcmp(cString,"C")!=0 || strcmp(semiString,";")!=0 || strcmp(WXString,"WX")!=0) |
| 2117 | { |
| 2118 | wxLogDebug(wxT("AFM-file '%hs': line '%hs' has a format error"),afmName.c_str(),line); |
| 2119 | } |
| 2120 | /* printf(" char '%c'=%d has width '%d'\n",ascii,ascii,cWidth); */ |
| 2121 | if (ascii>=0 && ascii<256) |
| 2122 | { |
| 2123 | lastWidths[ascii] = cWidth; /* store width */ |
| 2124 | } |
| 2125 | else |
| 2126 | { |
| 2127 | /* MATTHEW: this happens a lot; don't print an error */ |
| 2128 | /* wxLogDebug("AFM-file '%s': ASCII value %d out of range",afmName.c_str(),ascii); */ |
| 2129 | } |
| 2130 | } |
| 2131 | /* C.) ignore other entries. */ |
| 2132 | } |
| 2133 | fclose(afmFile); |
| 2134 | } |
| 2135 | /* hack to compute correct values for german 'Umlaute' |
| 2136 | / the correct way would be to map the character names |
| 2137 | / like 'adieresis' to corresp. positions of ISOEnc and read |
| 2138 | / these values from AFM files, too. Maybe later ... */ |
| 2139 |