src/gtk1/gnome/gprint.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        gprint.cpp
   3 // Author:      Robert Roebling
   4 // Purpose:     Implement GNOME printing support
   5 // Created:     09/20/04
   6 // Copyright:   Robert Roebling
   7 // Licence:     wxWindows Licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  11 #pragma implementation "gprint.h"
  12 #endif
  13
  14 // For compilers that support precompilation, includes "wx/wx.h".
  15 #include "wx/wxprec.h"
  16
  17 #ifdef __BORLANDC__
  18     #pragma hdrstop
  19 #endif
  20
  21 #include "wx/gtk/gnome/gprint.h"
  22
  23 #if wxUSE_LIBGNOMEPRINT
  24
  25 #include "wx/math.h"
  26 #include "wx/fontutil.h"
  27 #include "wx/printdlg.h"
  28 #include "wx/gtk/private.h"
  29 #include "wx/module.h"
  30 #include "wx/generic/prntdlgg.h"
  31 #include "wx/dynlib.h"
  32
  33 #include <libgnomeprint/gnome-print.h>
  34 #include <libgnomeprint/gnome-print-pango.h>
  35 #include <libgnomeprint/gnome-print-config.h>
  36 #include <libgnomeprintui/gnome-print-dialog.h>
  37 #include <libgnomeprintui/gnome-print-job-preview.h>
  38 #include <libgnomeprintui/gnome-print-paper-selector.h>
  39
  40 static const double RAD2DEG  = 180.0 / M_PI;
  41
  42 #include "wx/html/forcelnk.h"
  43 FORCE_LINK_ME(gnome_print)
  44
  45 //----------------------------------------------------------------------------
  46 // wxGnomePrintLibrary
  47 //----------------------------------------------------------------------------
  48
  49 #define wxDL_METHOD_DEFINE( rettype, name, args, shortargs, defret ) \
  50     typedef rettype (* name ## Type) args ; \
  51     name ## Type pfn_ ## name; \
  52     rettype name args \
  53     { if (m_ok) return pfn_ ## name shortargs ; return defret; }
  54
  55 #define wxDL_METHOD_LOAD( lib, name, success ) \
  56     pfn_ ## name = (name ## Type) lib->GetSymbol( wxT(#name), &success ); \
  57     if (!success) return;
  58
  59 class wxGnomePrintLibrary
  60 {
  61 public:
  62     wxGnomePrintLibrary();
  63     ~wxGnomePrintLibrary();
  64
  65     bool IsOk();
  66     void InitializeMethods();
  67
  68 private:
  69     bool              m_ok;
  70     wxDynamicLibrary *m_gnome_print_lib;
  71     wxDynamicLibrary *m_gnome_printui_lib;
  72
  73 public:
  74     wxDL_METHOD_DEFINE( gint, gnome_print_newpath,
  75         (GnomePrintContext *pc), (pc), 0 )
  76     wxDL_METHOD_DEFINE( gint, gnome_print_moveto,
  77         (GnomePrintContext *pc, gdouble x, gdouble y), (pc, x, y), 0 )
  78     wxDL_METHOD_DEFINE( gint, gnome_print_lineto,
  79         (GnomePrintContext *pc, gdouble x, gdouble y), (pc, x, y), 0 )
  80     wxDL_METHOD_DEFINE( gint, gnome_print_arcto,
  81         (GnomePrintContext *pc, gdouble x, gdouble y, gdouble radius, gdouble angle1, gdouble angle2, gint direction ), (pc, x, y, radius, angle1, angle2, direction), 0 )
  82     wxDL_METHOD_DEFINE( gint, gnome_print_curveto,
  83         (GnomePrintContext *pc, gdouble x1, gdouble y1, gdouble x2, gdouble y2, gdouble x3, gdouble y3), (pc, x1, y1, x2, y2, x3, y3), 0 )
  84     wxDL_METHOD_DEFINE( gint, gnome_print_closepath,
  85         (GnomePrintContext *pc), (pc), 0 )
  86     wxDL_METHOD_DEFINE( gint, gnome_print_stroke,
  87         (GnomePrintContext *pc), (pc), 0 )
  88     wxDL_METHOD_DEFINE( gint, gnome_print_fill,
  89         (GnomePrintContext *pc), (pc), 0 )
  90     wxDL_METHOD_DEFINE( gint, gnome_print_setrgbcolor,
  91         (GnomePrintContext *pc, gdouble r, gdouble g, gdouble b), (pc, r, g, b), 0 )
  92     wxDL_METHOD_DEFINE( gint, gnome_print_setlinewidth,
  93         (GnomePrintContext *pc, gdouble width), (pc, width), 0 )
  94     wxDL_METHOD_DEFINE( gint, gnome_print_setdash,
  95         (GnomePrintContext *pc, gint n_values, const gdouble *values, gdouble offset), (pc, n_values, values, offset), 0 )
  96
  97     wxDL_METHOD_DEFINE( gint, gnome_print_rgbimage,
  98         (GnomePrintContext *pc, const guchar *data, gint width, gint height, gint rowstride), (pc, data, width, height, rowstride ), 0 )
  99     wxDL_METHOD_DEFINE( gint, gnome_print_rgbaimage,
 100         (GnomePrintContext *pc, const guchar *data, gint width, gint height, gint rowstride), (pc, data, width, height, rowstride ), 0 )
 101
 102     wxDL_METHOD_DEFINE( gint, gnome_print_concat,
 103         (GnomePrintContext *pc, const gdouble *matrix), (pc, matrix), 0 )
 104     wxDL_METHOD_DEFINE( gint, gnome_print_scale,
 105         (GnomePrintContext *pc, gdouble sx, gdouble sy), (pc, sx, sy), 0 )
 106     wxDL_METHOD_DEFINE( gint, gnome_print_rotate,
 107         (GnomePrintContext *pc, gdouble theta), (pc, theta), 0 )
 108     wxDL_METHOD_DEFINE( gint, gnome_print_translate,
 109         (GnomePrintContext *pc, gdouble x, gdouble y), (pc, x, y), 0 )
 110
 111     wxDL_METHOD_DEFINE( gint, gnome_print_gsave,
 112         (GnomePrintContext *pc), (pc), 0 )
 113     wxDL_METHOD_DEFINE( gint, gnome_print_grestore,
 114         (GnomePrintContext *pc), (pc), 0 )
 115
 116     wxDL_METHOD_DEFINE( gint, gnome_print_beginpage,
 117         (GnomePrintContext *pc, const guchar* name), (pc, name), 0 )
 118     wxDL_METHOD_DEFINE( gint, gnome_print_showpage,
 119         (GnomePrintContext *pc), (pc), 0 )
 120     wxDL_METHOD_DEFINE( gint, gnome_print_end_doc,
 121         (GnomePrintContext *pc), (pc), 0 )
 122
 123     wxDL_METHOD_DEFINE( PangoLayout*, gnome_print_pango_create_layout,
 124         (GnomePrintContext *gpc), (gpc), NULL )
 125     wxDL_METHOD_DEFINE( void, gnome_print_pango_layout,
 126         (GnomePrintContext *gpc, PangoLayout *layout), (gpc, layout), /**/ )
 127
 128     wxDL_METHOD_DEFINE( GnomePrintJob*, gnome_print_job_new,
 129         (GnomePrintConfig *config), (config), NULL )
 130     wxDL_METHOD_DEFINE( GnomePrintContext*, gnome_print_job_get_context,
 131         (GnomePrintJob *job), (job), NULL )
 132     wxDL_METHOD_DEFINE( gint, gnome_print_job_close,
 133         (GnomePrintJob *job), (job), 0 )
 134     wxDL_METHOD_DEFINE( gint, gnome_print_job_print,
 135         (GnomePrintJob *job), (job), 0 )
 136     wxDL_METHOD_DEFINE( gboolean, gnome_print_job_get_page_size,
 137         (GnomePrintJob *job, gdouble *width, gdouble *height), (job, width, height), 0 )
 138
 139     wxDL_METHOD_DEFINE( GnomePrintUnit*, gnome_print_unit_get_by_abbreviation,
 140         (const guchar *abbreviation), (abbreviation), NULL )
 141     wxDL_METHOD_DEFINE( gboolean, gnome_print_convert_distance,
 142         (gdouble *distance, const GnomePrintUnit *from, const GnomePrintUnit *to), (distance, from, to), false )
 143
 144     wxDL_METHOD_DEFINE( GnomePrintConfig*, gnome_print_config_default,
 145         (void), (), NULL )
 146     wxDL_METHOD_DEFINE( gboolean, gnome_print_config_set,
 147         (GnomePrintConfig *config, const guchar *key, const guchar *value), (config, key, value), false )
 148     wxDL_METHOD_DEFINE( gboolean, gnome_print_config_get_length,
 149         (GnomePrintConfig *config, const guchar *key, gdouble *val, const GnomePrintUnit **unit), (config, key, val, unit), false )
 150
 151     wxDL_METHOD_DEFINE( GtkWidget*, gnome_print_dialog_new,
 152         (GnomePrintJob *gpj, const guchar *title, gint flags), (gpj, title, flags), NULL )
 153     wxDL_METHOD_DEFINE( void, gnome_print_dialog_construct_range_page,
 154         (GnomePrintDialog *gpd, gint flags, gint start, gint end,
 155         const guchar *currentlabel, const guchar *rangelabel),
 156         (gpd, flags, start, end, currentlabel, rangelabel), /**/ )
 157     wxDL_METHOD_DEFINE( void, gnome_print_dialog_get_copies,
 158         (GnomePrintDialog *gpd, gint *copies, gboolean *collate), (gpd, copies, collate), /**/ )
 159     wxDL_METHOD_DEFINE( void, gnome_print_dialog_set_copies,
 160         (GnomePrintDialog *gpd, gint copies, gint collate), (gpd, copies, collate), /**/ )
 161     wxDL_METHOD_DEFINE( GnomePrintRangeType, gnome_print_dialog_get_range,
 162         (GnomePrintDialog *gpd), (gpd), GNOME_PRINT_RANGETYPE_NONE )
 163     wxDL_METHOD_DEFINE( int, gnome_print_dialog_get_range_page,
 164         (GnomePrintDialog *gpd, gint *start, gint *end), (gpd, start, end), 0 )
 165
 166     wxDL_METHOD_DEFINE( GtkWidget*, gnome_paper_selector_new_with_flags,
 167         (GnomePrintConfig *config, gint flags), (config, flags), NULL )
 168
 169     wxDL_METHOD_DEFINE( GtkWidget*, gnome_print_job_preview_new,
 170         (GnomePrintJob *gpm, const guchar *title), (gpm, title), NULL )
 171 };
 172
 173 wxGnomePrintLibrary::wxGnomePrintLibrary()
 174 {
 175     m_gnome_print_lib = NULL;
 176     m_gnome_printui_lib = NULL;
 177
 178     wxLogNull log;
 179
 180     m_gnome_print_lib = new wxDynamicLibrary( wxT("libgnomeprint-2-2.so.0") );
 181     m_ok = m_gnome_print_lib->IsLoaded();
 182     if (!m_ok) return;
 183
 184     m_gnome_printui_lib = new wxDynamicLibrary( wxT("libgnomeprintui-2-2.so.0") );
 185     m_ok = m_gnome_printui_lib->IsLoaded();
 186     if (!m_ok) return;
 187
 188     InitializeMethods();
 189 }
 190
 191 wxGnomePrintLibrary::~wxGnomePrintLibrary()
 192 {
 193     if (m_gnome_print_lib)
 194         delete m_gnome_print_lib;
 195     if (m_gnome_printui_lib)
 196         delete m_gnome_printui_lib;
 197 }
 198
 199 bool wxGnomePrintLibrary::IsOk()
 200 {
 201     return m_ok;
 202 }
 203
 204 void wxGnomePrintLibrary::InitializeMethods()
 205 {
 206     m_ok = false;
 207     bool success;
 208
 209     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_newpath, success )
 210     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_moveto, success )
 211     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_lineto, success )
 212     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_curveto, success )
 213     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_arcto, success )
 214     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_closepath, success )
 215     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_stroke, success )
 216     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_fill, success )
 217     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_setrgbcolor, success )
 218     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_setlinewidth, success )
 219     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_setdash, success )
 220
 221     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_rgbimage, success )
 222     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_rgbaimage, success )
 223
 224     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_concat, success )
 225     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_scale, success )
 226     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_rotate, success )
 227     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_translate, success )
 228
 229     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_gsave, success )
 230     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_grestore, success )
 231
 232     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_beginpage, success )
 233     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_showpage, success )
 234     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_end_doc, success )
 235
 236     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_pango_create_layout, success )
 237     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_pango_layout, success )
 238
 239     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_new, success )
 240     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_get_context, success )
 241     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_close, success )
 242     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_print, success )
 243     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_get_page_size, success )
 244
 245     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_unit_get_by_abbreviation, success )
 246     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_convert_distance, success )
 247
 248     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_config_default, success )
 249     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_config_set, success )
 250     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_config_get_length, success )
 251
 252     wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_new, success )
 253     wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_construct_range_page, success )
 254     wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_get_copies, success )
 255     wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_set_copies, success )
 256     wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_get_range, success )
 257     wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_get_range_page, success )
 258
 259     wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_paper_selector_new_with_flags, success )
 260
 261     wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_job_preview_new, success )
 262
 263     m_ok = true;
 264 }
 265
 266 static wxGnomePrintLibrary* gs_lgp = NULL;
 267
 268 //----------------------------------------------------------------------------
 269 // wxGnomePrintNativeData
 270 //----------------------------------------------------------------------------
 271
 272 IMPLEMENT_CLASS(wxGnomePrintNativeData, wxPrintNativeDataBase)
 273
 274 wxGnomePrintNativeData::wxGnomePrintNativeData()
 275 {
 276     m_config = gs_lgp->gnome_print_config_default();
 277     m_job = gs_lgp->gnome_print_job_new( m_config );
 278 }
 279
 280 wxGnomePrintNativeData::~wxGnomePrintNativeData()
 281 {
 282     g_object_unref (G_OBJECT (m_config));
 283 }
 284
 285 bool wxGnomePrintNativeData::TransferTo( wxPrintData &data )
 286 {
 287     // TODO
 288     return true;
 289 }
 290
 291 bool wxGnomePrintNativeData::TransferFrom( const wxPrintData &data )
 292 {
 293     // TODO
 294     return true;
 295 }
 296
 297 //----------------------------------------------------------------------------
 298 // wxGnomePrintFactory
 299 //----------------------------------------------------------------------------
 300
 301 wxPrinterBase* wxGnomePrintFactory::CreatePrinter( wxPrintDialogData *data )
 302 {
 303     return new wxGnomePrinter( data );
 304 }
 305
 306 wxPrintPreviewBase *wxGnomePrintFactory::CreatePrintPreview( wxPrintout *preview,
 307                                                     wxPrintout *printout,
 308                                                     wxPrintDialogData *data )
 309 {
 310     return new wxPostScriptPrintPreview( preview, printout, data );
 311 }
 312
 313 wxPrintPreviewBase *wxGnomePrintFactory::CreatePrintPreview( wxPrintout *preview,
 314                                                     wxPrintout *printout,
 315                                                     wxPrintData *data )
 316 {
 317     return new wxPostScriptPrintPreview( preview, printout, data );
 318 }
 319
 320 wxPrintDialogBase *wxGnomePrintFactory::CreatePrintDialog( wxWindow *parent,
 321                                                   wxPrintDialogData *data )
 322 {
 323     return new wxGnomePrintDialog( parent, data );
 324 }
 325
 326 wxPrintDialogBase *wxGnomePrintFactory::CreatePrintDialog( wxWindow *parent,
 327                                                   wxPrintData *data )
 328 {
 329     return new wxGnomePrintDialog( parent, data );
 330 }
 331
 332 wxPageSetupDialogBase *wxGnomePrintFactory::CreatePageSetupDialog( wxWindow *parent,
 333                                                           wxPageSetupDialogData * data )
 334 {
 335 //  The native page setup dialog is broken. It
 336 //  miscalculates newly entered values for the
 337 //  margins if you have not chose "points" but
 338 //  e.g. centimerters.
 339 //  This has been fixed in GNOME CVS (maybe
 340 //  fixed in libgnomeprintui 2.8.1)
 341
 342     return new wxGnomePageSetupDialog( parent, data );
 343 }
 344
 345 bool wxGnomePrintFactory::HasPrintSetupDialog()
 346 {
 347     return false;
 348 }
 349
 350 wxDialog *wxGnomePrintFactory::CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data )
 351 {
 352     return NULL;
 353 }
 354
 355 bool wxGnomePrintFactory::HasOwnPrintToFile()
 356 {
 357     return true;
 358 }
 359
 360 bool wxGnomePrintFactory::HasPrinterLine()
 361 {
 362     return true;
 363 }
 364
 365 wxString wxGnomePrintFactory::CreatePrinterLine()
 366 {
 367     // redundant now
 368     return wxEmptyString;
 369 }
 370
 371 bool wxGnomePrintFactory::HasStatusLine()
 372 {
 373     // redundant now
 374     return true;
 375 }
 376
 377 wxString wxGnomePrintFactory::CreateStatusLine()
 378 {
 379     // redundant now
 380     return wxEmptyString;
 381 }
 382
 383 wxPrintNativeDataBase *wxGnomePrintFactory::CreatePrintNativeData()
 384 {
 385     return new wxGnomePrintNativeData;
 386 }
 387
 388 //----------------------------------------------------------------------------
 389 // wxGnomePrintSetupDialog
 390 //----------------------------------------------------------------------------
 391
 392 IMPLEMENT_CLASS(wxGnomePrintDialog, wxPrintDialogBase)
 393
 394 wxGnomePrintDialog::wxGnomePrintDialog( wxWindow *parent, wxPrintDialogData *data )
 395                     : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
 396                                wxPoint(0, 0), wxSize(600, 600),
 397                                wxDEFAULT_DIALOG_STYLE |
 398                                wxTAB_TRAVERSAL)
 399 {
 400     if (data)
 401         m_printDialogData = *data;
 402
 403     Init();
 404 }
 405
 406 wxGnomePrintDialog::wxGnomePrintDialog( wxWindow *parent, wxPrintData *data )
 407                     : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
 408                                wxPoint(0, 0), wxSize(600, 600),
 409                                wxDEFAULT_DIALOG_STYLE |
 410                                wxTAB_TRAVERSAL)
 411 {
 412     if (data)
 413         m_printDialogData = *data;
 414
 415     Init();
 416 }
 417
 418 void wxGnomePrintDialog::Init()
 419 {
 420     wxPrintData data = m_printDialogData.GetPrintData();
 421
 422     wxGnomePrintNativeData *native =
 423       (wxGnomePrintNativeData*) data.GetNativeData();
 424
 425     m_widget = gs_lgp->gnome_print_dialog_new( native->GetPrintJob(),
 426                                        (guchar*)"Print",
 427                                        GNOME_PRINT_DIALOG_RANGE|GNOME_PRINT_DIALOG_COPIES );
 428
 429     int flag = 0;
 430     if (m_printDialogData.GetEnableSelection())
 431         flag |= GNOME_PRINT_RANGE_SELECTION;
 432     if (m_printDialogData.GetEnablePageNumbers())
 433         flag |= GNOME_PRINT_RANGE_ALL|GNOME_PRINT_RANGE_RANGE;
 434
 435     gs_lgp->gnome_print_dialog_construct_range_page( (GnomePrintDialog*) m_widget,
 436                                              flag,
 437                                              m_printDialogData.GetMinPage(),
 438                                              m_printDialogData.GetMaxPage(),
 439                                              NULL,
 440                                              NULL );
 441 }
 442
 443 wxGnomePrintDialog::~wxGnomePrintDialog()
 444 {
 445     m_widget = NULL;
 446 }
 447
 448 int wxGnomePrintDialog::ShowModal()
 449 {
 450     // Transfer data from m_printDalogData to dialog here
 451
 452     int response = gtk_dialog_run (GTK_DIALOG (m_widget));
 453
 454         if (response == GNOME_PRINT_DIALOG_RESPONSE_CANCEL)
 455     {
 456         gtk_widget_destroy(m_widget);
 457         m_widget = NULL;
 458
 459         return wxID_CANCEL;
 460     }
 461
 462     gint copies = 1;
 463     gboolean collate = false;
 464     gs_lgp->gnome_print_dialog_get_copies( (GnomePrintDialog*) m_widget, &copies, &collate );
 465     m_printDialogData.SetNoCopies( copies );
 466     m_printDialogData.SetCollate( collate );
 467
 468     switch (gs_lgp->gnome_print_dialog_get_range( (GnomePrintDialog*) m_widget ))
 469     {
 470         case GNOME_PRINT_RANGE_SELECTION:
 471             m_printDialogData.SetSelection( true );
 472             break;
 473         case GNOME_PRINT_RANGE_ALL:
 474             m_printDialogData.SetAllPages( true );
 475             m_printDialogData.SetFromPage( 0 );
 476             m_printDialogData.SetToPage( 9999 );
 477             break;
 478         case GNOME_PRINT_RANGE_RANGE:
 479         default:
 480             gint start,end;
 481             gs_lgp->gnome_print_dialog_get_range_page( (GnomePrintDialog*) m_widget, &start, &end );
 482             m_printDialogData.SetFromPage( start );
 483             m_printDialogData.SetToPage( end );
 484             break;
 485     }
 486
 487     gtk_widget_destroy(m_widget);
 488     m_widget = NULL;
 489
 490     if (response == GNOME_PRINT_DIALOG_RESPONSE_PREVIEW)
 491         return wxID_PREVIEW;
 492
 493     return wxID_OK;
 494 }
 495
 496 wxDC *wxGnomePrintDialog::GetPrintDC()
 497 {
 498     // Later
 499     return NULL;
 500 }
 501
 502 bool wxGnomePrintDialog::Validate()
 503 {
 504     return true;
 505 }
 506
 507 bool wxGnomePrintDialog::TransferDataToWindow()
 508 {
 509     return true;
 510 }
 511
 512 bool wxGnomePrintDialog::TransferDataFromWindow()
 513 {
 514     return true;
 515 }
 516
 517 //----------------------------------------------------------------------------
 518 // wxGnomePageSetupDialog
 519 //----------------------------------------------------------------------------
 520
 521 IMPLEMENT_CLASS(wxGnomePageSetupDialog, wxPageSetupDialogBase)
 522
 523 wxGnomePageSetupDialog::wxGnomePageSetupDialog( wxWindow *parent,
 524                             wxPageSetupDialogData* data )
 525 {
 526     if (data)
 527         m_pageDialogData = *data;
 528
 529     wxGnomePrintNativeData *native =
 530       (wxGnomePrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();
 531
 532     // This is required as the page setup dialog
 533     // calculates wrong values otherwise.
 534     gs_lgp->gnome_print_config_set( native->GetPrintConfig(),
 535                             (const guchar*) GNOME_PRINT_KEY_PREFERED_UNIT,
 536                             (const guchar*) "Pts" );
 537
 538     m_widget = gtk_dialog_new();
 539
 540     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( _("Page setup") ) );
 541
 542     GtkWidget *main = gs_lgp->gnome_paper_selector_new_with_flags( native->GetPrintConfig(),
 543         GNOME_PAPER_SELECTOR_MARGINS|GNOME_PAPER_SELECTOR_FEED_ORIENTATION );
 544     gtk_container_set_border_width (GTK_CONTAINER (main), 8);
 545     gtk_widget_show (main);
 546
 547     gtk_container_add( GTK_CONTAINER (GTK_DIALOG (m_widget)->vbox), main );
 548
 549         gtk_dialog_set_has_separator (GTK_DIALOG (m_widget), TRUE);
 550
 551         gtk_dialog_add_buttons (GTK_DIALOG (m_widget),
 552                                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 553                                 GTK_STOCK_OK, GTK_RESPONSE_OK,
 554                                 NULL);
 555
 556         gtk_dialog_set_default_response (GTK_DIALOG (m_widget),
 557                                          GTK_RESPONSE_OK);
 558 }
 559
 560 wxGnomePageSetupDialog::~wxGnomePageSetupDialog()
 561 {
 562 }
 563
 564 wxPageSetupDialogData& wxGnomePageSetupDialog::GetPageSetupDialogData()
 565 {
 566     return m_pageDialogData;
 567 }
 568
 569 int wxGnomePageSetupDialog::ShowModal()
 570 {
 571     wxGnomePrintNativeData *native =
 572       (wxGnomePrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();
 573     GnomePrintConfig *config = native->GetPrintConfig();
 574
 575     // Transfer data from m_pageDialogData to native dialog
 576
 577     int ret = gtk_dialog_run( GTK_DIALOG(m_widget) );
 578
 579     if (ret == GTK_RESPONSE_OK)
 580     {
 581         // Transfer data back to m_pageDialogData
 582
 583         // I don't know how querying the last parameter works
 584         // I cannot test it as the dialog is currently broken
 585         // anyways (it only works for points).
 586         double ml,mr,mt,mb,pw,ph;
 587             gs_lgp->gnome_print_config_get_length (config,
 588                                 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_LEFT, &ml, NULL);
 589             gs_lgp->gnome_print_config_get_length (config,
 590                                 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_RIGHT, &mr, NULL);
 591             gs_lgp->gnome_print_config_get_length (config,
 592                                 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_TOP, &mt, NULL);
 593             gs_lgp->gnome_print_config_get_length (config,
 594                                 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_BOTTOM, &mb, NULL);
 595         gs_lgp->gnome_print_config_get_length (config,
 596                             (const guchar*) GNOME_PRINT_KEY_PAPER_WIDTH, &pw, NULL);
 597             gs_lgp->gnome_print_config_get_length (config,
 598                             (const guchar*) GNOME_PRINT_KEY_PAPER_HEIGHT, &ph, NULL);
 599
 600         // This probably assumes that the user entered the
 601         // values in Pts. Since that is the only the dialog
 602         // works right now, we need to fix this later.
 603         const GnomePrintUnit *mm_unit = gs_lgp->gnome_print_unit_get_by_abbreviation( (const guchar*) "mm" );
 604         const GnomePrintUnit *pts_unit = gs_lgp->gnome_print_unit_get_by_abbreviation( (const guchar*) "Pts" );
 605         gs_lgp->gnome_print_convert_distance( &ml, pts_unit, mm_unit );
 606         gs_lgp->gnome_print_convert_distance( &mr, pts_unit, mm_unit );
 607         gs_lgp->gnome_print_convert_distance( &mt, pts_unit, mm_unit );
 608         gs_lgp->gnome_print_convert_distance( &mb, pts_unit, mm_unit );
 609         gs_lgp->gnome_print_convert_distance( &pw, pts_unit, mm_unit );
 610         gs_lgp->gnome_print_convert_distance( &ph, pts_unit, mm_unit );
 611
 612         m_pageDialogData.SetMarginTopLeft( wxPoint( (int)(ml+0.5), (int)(mt+0.5)) );
 613         m_pageDialogData.SetMarginBottomRight( wxPoint( (int)(mr+0.5), (int)(mb+0.5)) );
 614
 615         m_pageDialogData.SetPaperSize( wxSize( (int)(pw+0.5), (int)(ph+0.5) ) );
 616
 617 #if 0
 618         wxPrintf( wxT("paper %d %d, top margin %d\n"),
 619             m_pageDialogData.GetPaperSize().x,
 620             m_pageDialogData.GetPaperSize().y,
 621             m_pageDialogData.GetMarginTopLeft().x );
 622 #endif
 623
 624         ret = wxID_OK;
 625     }
 626     else
 627     {
 628         ret = wxID_CANCEL;
 629     }
 630
 631     gtk_widget_destroy( m_widget );
 632     m_widget = NULL;
 633
 634     return ret;
 635 }
 636
 637 bool wxGnomePageSetupDialog::Validate()
 638 {
 639     return true;
 640 }
 641
 642 bool wxGnomePageSetupDialog::TransferDataToWindow()
 643 {
 644     return true;
 645 }
 646
 647 bool wxGnomePageSetupDialog::TransferDataFromWindow()
 648 {
 649     return true;
 650 }
 651
 652 //----------------------------------------------------------------------------
 653 // wxGnomePrinter
 654 //----------------------------------------------------------------------------
 655
 656 IMPLEMENT_CLASS(wxGnomePrinter, wxPrinterBase)
 657
 658 wxGnomePrinter::wxGnomePrinter( wxPrintDialogData *data ) :
 659     wxPrinterBase( data )
 660 {
 661     m_gpc = NULL;
 662     m_native_preview = false;
 663 }
 664
 665 wxGnomePrinter::~wxGnomePrinter()
 666 {
 667 }
 668
 669 bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
 670 {
 671     if (!printout)
 672     {
 673         sm_lastError = wxPRINTER_ERROR;
 674         return false;
 675     }
 676
 677     wxPrintData printdata = GetPrintDialogData().GetPrintData();
 678     wxGnomePrintNativeData *native =
 679         (wxGnomePrintNativeData*) printdata.GetNativeData();
 680
 681     GnomePrintJob *job = gs_lgp->gnome_print_job_new( native->GetPrintConfig() );
 682     m_gpc = gs_lgp->gnome_print_job_get_context (job);
 683
 684     // The GnomePrintJob is temporarily stored in the
 685     // native print data as the native print dialog
 686     // needs to access it.
 687     native->SetPrintJob( job );
 688
 689
 690     printout->SetIsPreview(false);
 691
 692     if (m_printDialogData.GetMinPage() < 1)
 693         m_printDialogData.SetMinPage(1);
 694     if (m_printDialogData.GetMaxPage() < 1)
 695         m_printDialogData.SetMaxPage(9999);
 696
 697     wxDC *dc;
 698     if (prompt)
 699         dc = PrintDialog( parent );
 700     else
 701         dc = new wxGnomePrintDC( this );
 702
 703     if (m_native_preview)
 704         printout->SetIsPreview(true);
 705
 706     if (!dc)
 707     {
 708         gs_lgp->gnome_print_job_close( job );
 709         g_object_unref (G_OBJECT (job));
 710         sm_lastError = wxPRINTER_ERROR;
 711         return false;
 712     }
 713
 714     wxSize ScreenPixels = wxGetDisplaySize();
 715     wxSize ScreenMM = wxGetDisplaySizeMM();
 716
 717     printout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()),
 718                             (int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) );
 719     printout->SetPPIPrinter( wxGnomePrintDC::GetResolution(),
 720                              wxGnomePrintDC::GetResolution() );
 721
 722     printout->SetDC(dc);
 723
 724     int w, h;
 725     dc->GetSize(&w, &h);
 726     printout->SetPageSizePixels((int)w, (int)h);
 727     dc->GetSizeMM(&w, &h);
 728     printout->SetPageSizeMM((int)w, (int)h);
 729
 730     printout->OnPreparePrinting();
 731
 732     // Get some parameters from the printout, if defined
 733     int fromPage, toPage;
 734     int minPage, maxPage;
 735     printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
 736
 737     if (maxPage == 0)
 738     {
 739         gs_lgp->gnome_print_job_close( job );
 740         g_object_unref (G_OBJECT (job));
 741         sm_lastError = wxPRINTER_ERROR;
 742         return false;
 743     }
 744
 745     printout->OnBeginPrinting();
 746
 747     int minPageNum = minPage, maxPageNum = maxPage;
 748
 749     if ( !m_printDialogData.GetAllPages() )
 750     {
 751         minPageNum = m_printDialogData.GetFromPage();
 752         maxPageNum = m_printDialogData.GetToPage();
 753     }
 754
 755
 756     int copyCount;
 757     for ( copyCount = 1;
 758           copyCount <= m_printDialogData.GetNoCopies();
 759           copyCount++ )
 760     {
 761         if (!printout->OnBeginDocument(minPageNum, maxPageNum))
 762         {
 763             wxLogError(_("Could not start printing."));
 764             sm_lastError = wxPRINTER_ERROR;
 765             break;
 766         }
 767
 768         int pn;
 769         for ( pn = minPageNum;
 770               pn <= maxPageNum && printout->HasPage(pn);
 771               pn++ )
 772         {
 773             dc->StartPage();
 774             printout->OnPrintPage(pn);
 775             dc->EndPage();
 776         }
 777
 778         printout->OnEndDocument();
 779         printout->OnEndPrinting();
 780     }
 781
 782     gs_lgp->gnome_print_job_close( job );
 783     if (m_native_preview)
 784     {
 785         wxString title( _("Print preview") );
 786         gtk_widget_show( gs_lgp->gnome_print_job_preview_new( job, (const guchar*)(const char*)wxGTK_CONV(title) ));
 787     }
 788     else
 789     {
 790         gs_lgp->gnome_print_job_print( job );
 791     }
 792
 793     g_object_unref (G_OBJECT (job));
 794     delete dc;
 795
 796     return (sm_lastError == wxPRINTER_NO_ERROR);
 797 }
 798
 799 wxDC* wxGnomePrinter::PrintDialog( wxWindow *parent )
 800 {
 801     wxGnomePrintDialog dialog( parent, &m_printDialogData );
 802     int ret = dialog.ShowModal();
 803     if (ret == wxID_CANCEL)
 804     {
 805         sm_lastError = wxPRINTER_CANCELLED;
 806         return NULL;
 807     }
 808
 809     m_native_preview = ret == wxID_PREVIEW;
 810
 811     m_printDialogData = dialog.GetPrintDialogData();
 812     return new wxGnomePrintDC( this );
 813 }
 814
 815 bool wxGnomePrinter::Setup( wxWindow *parent )
 816 {
 817     return false;
 818 }
 819
 820 //-----------------------------------------------------------------------------
 821 // wxGnomePrintDC
 822 //-----------------------------------------------------------------------------
 823
 824 IMPLEMENT_CLASS(wxGnomePrintDC, wxDC)
 825
 826 wxGnomePrintDC::wxGnomePrintDC( wxGnomePrinter *printer )
 827 {
 828     m_printer = printer;
 829
 830     m_gpc = printer->GetPrintContext();
 831
 832     m_layout = gs_lgp->gnome_print_pango_create_layout( m_gpc );
 833     m_fontdesc = pango_font_description_from_string( "Sans 12" );
 834
 835     m_currentRed = 0;
 836     m_currentBlue = 0;
 837     m_currentGreen = 0;
 838
 839     m_signX =  1;  // default x-axis left to right
 840     m_signY = -1;  // default y-axis bottom up -> top down
 841 }
 842
 843 wxGnomePrintDC::~wxGnomePrintDC()
 844 {
 845 }
 846
 847 bool wxGnomePrintDC::Ok() const
 848 {
 849     return true;
 850 }
 851
 852 bool wxGnomePrintDC::DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style )
 853 {
 854     return false;
 855 }
 856
 857 bool wxGnomePrintDC::DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const
 858 {
 859     return false;
 860 }
 861
 862 void wxGnomePrintDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
 863 {
 864     if  (m_pen.GetStyle() == wxTRANSPARENT) return;
 865
 866     SetPen( m_pen );
 867
 868     gs_lgp->gnome_print_moveto ( m_gpc, XLOG2DEV(x1), YLOG2DEV(y1) );
 869     gs_lgp->gnome_print_lineto ( m_gpc, XLOG2DEV(x2), YLOG2DEV(y2) );
 870     gs_lgp->gnome_print_stroke ( m_gpc);
 871
 872     CalcBoundingBox( x1, y1 );
 873     CalcBoundingBox( x2, y2 );
 874 }
 875
 876 void wxGnomePrintDC::DoCrossHair(wxCoord x, wxCoord y)
 877 {
 878 }
 879
 880 void wxGnomePrintDC::DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc)
 881 {
 882     double dx = x1 - xc;
 883     double dy = y1 - yc;
 884     double radius = sqrt((double)(dx*dx+dy*dy));
 885     double alpha1, alpha2;
 886     if (x1 == x2 && y1 == y2)
 887     {
 888         alpha1 = 0.0;
 889         alpha2 = 360.0;
 890     }
 891     else
 892     if (radius == 0.0)
 893     {
 894         alpha1 = alpha2 = 0.0;
 895     }
 896     else
 897     {
 898         alpha1 = (x1 - xc == 0) ?
 899             (y1 - yc < 0) ? 90.0 : -90.0 :
 900             -atan2(double(y1-yc), double(x1-xc)) * RAD2DEG;
 901         alpha2 = (x2 - xc == 0) ?
 902             (y2 - yc < 0) ? 90.0 : -90.0 :
 903             -atan2(double(y2-yc), double(x2-xc)) * RAD2DEG;
 904
 905         while (alpha1 <= 0)   alpha1 += 360;
 906         while (alpha2 <= 0)   alpha2 += 360; // adjust angles to be between
 907         while (alpha1 > 360)  alpha1 -= 360; // 0 and 360 degree
 908         while (alpha2 > 360)  alpha2 -= 360;
 909     }
 910
 911         if (m_brush.GetStyle() != wxTRANSPARENT)
 912         {
 913             SetBrush( m_brush );
 914             gs_lgp->gnome_print_moveto ( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc) );
 915             gs_lgp->gnome_print_arcto( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc), XLOG2DEVREL((int)radius), alpha1, alpha2, 0 );
 916
 917             gs_lgp->gnome_print_fill( m_gpc );
 918         }
 919
 920         if (m_pen.GetStyle() != wxTRANSPARENT)
 921         {
 922             SetPen (m_pen);
 923             gs_lgp->gnome_print_newpath( m_gpc );
 924             gs_lgp->gnome_print_moveto ( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc) );
 925             gs_lgp->gnome_print_arcto( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc), XLOG2DEVREL((int)radius), alpha1, alpha2, 0 );
 926             gs_lgp->gnome_print_closepath( m_gpc );
 927
 928             gs_lgp->gnome_print_stroke( m_gpc );
 929         }
 930
 931     CalcBoundingBox (x1, y1);
 932     CalcBoundingBox (x2, y2);
 933     CalcBoundingBox (xc, yc);
 934 }
 935
 936 void wxGnomePrintDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea)
 937 {
 938     x += w/2;
 939     y += h/2;
 940
 941     int xx = XLOG2DEV(x);
 942     int yy = YLOG2DEV(y);
 943
 944     gs_lgp->gnome_print_gsave( m_gpc );
 945
 946     gs_lgp->gnome_print_translate( m_gpc, xx, yy );
 947     double scale = (double)YLOG2DEVREL(h) / (double) XLOG2DEVREL(w);
 948     gs_lgp->gnome_print_scale( m_gpc, 1.0, scale );
 949
 950     xx = 0;
 951     yy = 0;
 952
 953     if (m_brush.GetStyle () != wxTRANSPARENT)
 954     {
 955         SetBrush( m_brush );
 956
 957         gs_lgp->gnome_print_moveto ( m_gpc, xx, yy );
 958         gs_lgp->gnome_print_arcto( m_gpc, xx, yy,
 959             XLOG2DEVREL(w)/2, sa, ea, 0 );
 960         gs_lgp->gnome_print_moveto ( m_gpc, xx, yy );
 961
 962         gs_lgp->gnome_print_fill( m_gpc );
 963     }
 964
 965     if (m_pen.GetStyle () != wxTRANSPARENT)
 966     {
 967         SetPen (m_pen);
 968
 969         gs_lgp->gnome_print_arcto( m_gpc, xx, yy,
 970             XLOG2DEVREL(w)/2, sa, ea, 0 );
 971
 972         gs_lgp->gnome_print_stroke( m_gpc );
 973     }
 974
 975     gs_lgp->gnome_print_grestore( m_gpc );
 976
 977     CalcBoundingBox( x, y );
 978     CalcBoundingBox( x+w, y+h );
 979 }
 980
 981 void wxGnomePrintDC::DoDrawPoint(wxCoord x, wxCoord y)
 982 {
 983 }
 984
 985 void wxGnomePrintDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset)
 986 {
 987     if (m_pen.GetStyle() == wxTRANSPARENT) return;
 988
 989     if (n <= 0) return;
 990
 991     SetPen (m_pen);
 992
 993     int i;
 994     for ( i =0; i<n ; i++ )
 995         CalcBoundingBox( points[i].x+xoffset, points[i].y+yoffset);
 996
 997     gs_lgp->gnome_print_moveto ( m_gpc, XLOG2DEV(points[0].x+xoffset), YLOG2DEV(points[0].y+yoffset) );
 998
 999     for (i = 1; i < n; i++)
1000         gs_lgp->gnome_print_lineto ( m_gpc, XLOG2DEV(points[i].x+xoffset), YLOG2DEV(points[i].y+yoffset) );
1001
1002     gs_lgp->gnome_print_stroke ( m_gpc);
1003 }
1004
1005 void wxGnomePrintDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle)
1006 {
1007     if (n==0) return;
1008
1009     if (m_brush.GetStyle () != wxTRANSPARENT)
1010     {
1011         SetBrush( m_brush );
1012
1013         int x = points[0].x + xoffset;
1014         int y = points[0].y + yoffset;
1015         CalcBoundingBox( x, y );
1016         gs_lgp->gnome_print_newpath( m_gpc );
1017         gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1018         int i;
1019         for (i = 1; i < n; i++)
1020         {
1021             int x = points[i].x + xoffset;
1022             int y = points[i].y + yoffset;
1023             gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1024             CalcBoundingBox( x, y );
1025         }
1026         gs_lgp->gnome_print_closepath( m_gpc );
1027         gs_lgp->gnome_print_fill( m_gpc );
1028     }
1029
1030     if (m_pen.GetStyle () != wxTRANSPARENT)
1031     {
1032         SetPen (m_pen);
1033
1034         int x = points[0].x + xoffset;
1035         int y = points[0].y + yoffset;
1036         gs_lgp->gnome_print_newpath( m_gpc );
1037         gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1038         int i;
1039         for (i = 1; i < n; i++)
1040         {
1041             int x = points[i].x + xoffset;
1042             int y = points[i].y + yoffset;
1043             gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1044             CalcBoundingBox( x, y );
1045         }
1046         gs_lgp->gnome_print_closepath( m_gpc );
1047         gs_lgp->gnome_print_stroke( m_gpc );
1048     }
1049 }
1050
1051 void wxGnomePrintDC::DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle)
1052 {
1053     wxDC::DoDrawPolyPolygon( n, count, points, xoffset, yoffset, fillStyle );
1054 }
1055
1056 void wxGnomePrintDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1057 {
1058     if (m_brush.GetStyle () != wxTRANSPARENT)
1059     {
1060         SetBrush( m_brush );
1061
1062         gs_lgp->gnome_print_newpath( m_gpc );
1063         gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1064         gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y) );
1065         gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y + height) );
1066         gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y + height) );
1067         gs_lgp->gnome_print_closepath( m_gpc );
1068         gs_lgp->gnome_print_fill( m_gpc );
1069
1070         CalcBoundingBox( x, y );
1071         CalcBoundingBox( x + width, y + height );
1072     }
1073
1074     if (m_pen.GetStyle () != wxTRANSPARENT)
1075     {
1076         SetPen (m_pen);
1077
1078         gs_lgp->gnome_print_newpath( m_gpc );
1079         gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1080         gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y) );
1081         gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y + height) );
1082         gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y + height) );
1083         gs_lgp->gnome_print_closepath( m_gpc );
1084         gs_lgp->gnome_print_stroke( m_gpc );
1085
1086         CalcBoundingBox( x, y );
1087         CalcBoundingBox( x + width, y + height );
1088     }
1089 }
1090
1091 void wxGnomePrintDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius)
1092 {
1093     wxCoord rad = (wxCoord) radius;
1094
1095     if (m_brush.GetStyle() != wxTRANSPARENT)
1096     {
1097         SetBrush(m_brush);
1098         gs_lgp->gnome_print_newpath(m_gpc);
1099         gs_lgp->gnome_print_moveto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1100         gs_lgp->gnome_print_curveto(m_gpc,
1101                                     XLOG2DEV(x + rad),YLOG2DEV(y),
1102                                 XLOG2DEV(x),YLOG2DEV(y),
1103                                 XLOG2DEV(x),YLOG2DEV(y + rad));
1104         gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x),YLOG2DEV(y + height - rad));
1105         gs_lgp->gnome_print_curveto(m_gpc,
1106                                     XLOG2DEV(x),YLOG2DEV(y + height - rad),
1107                                 XLOG2DEV(x),YLOG2DEV(y + height),
1108                                 XLOG2DEV(x + rad),YLOG2DEV(y + height));
1109         gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + width - rad),YLOG2DEV(y + height));
1110         gs_lgp->gnome_print_curveto(m_gpc,
1111                                     XLOG2DEV(x + width - rad),YLOG2DEV(y + height),
1112                                 XLOG2DEV(x + width),YLOG2DEV(y + height),
1113                                 XLOG2DEV(x + width),YLOG2DEV(y + height - rad));
1114         gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + width),YLOG2DEV(y + rad));
1115         gs_lgp->gnome_print_curveto(m_gpc,
1116                                     XLOG2DEV(x + width),YLOG2DEV(y + rad),
1117                                 XLOG2DEV(x + width),YLOG2DEV(y),
1118                                 XLOG2DEV(x + width - rad),YLOG2DEV(y));
1119         gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1120         gs_lgp->gnome_print_closepath(m_gpc);
1121         gs_lgp->gnome_print_fill(m_gpc);
1122
1123         CalcBoundingBox(x,y);
1124         CalcBoundingBox(x+width,y+height);
1125     }
1126
1127     if (m_pen.GetStyle() != wxTRANSPARENT)
1128     {
1129         SetPen(m_pen);
1130         gs_lgp->gnome_print_newpath(m_gpc);
1131         gs_lgp->gnome_print_moveto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1132         gs_lgp->gnome_print_curveto(m_gpc,
1133                                     XLOG2DEV(x + rad),YLOG2DEV(y),
1134                                     XLOG2DEV(x),YLOG2DEV(y),
1135                                     XLOG2DEV(x),YLOG2DEV(y + rad));
1136         gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x),YLOG2DEV(y + height - rad));
1137         gs_lgp->gnome_print_curveto(m_gpc,
1138                                     XLOG2DEV(x),YLOG2DEV(y + height - rad),
1139                                     XLOG2DEV(x),YLOG2DEV(y + height),
1140                                     XLOG2DEV(x + rad),YLOG2DEV(y + height));
1141         gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + width - rad),YLOG2DEV(y + height));
1142         gs_lgp->gnome_print_curveto(m_gpc,
1143                                     XLOG2DEV(x + width - rad),YLOG2DEV(y + height),
1144                                     XLOG2DEV(x + width),YLOG2DEV(y + height),
1145                                     XLOG2DEV(x + width),YLOG2DEV(y + height - rad));
1146         gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + width),YLOG2DEV(y + rad));
1147         gs_lgp->gnome_print_curveto(m_gpc,
1148                                     XLOG2DEV(x + width),YLOG2DEV(y + rad),
1149                                     XLOG2DEV(x + width),YLOG2DEV(y),
1150                                     XLOG2DEV(x + width - rad),YLOG2DEV(y));
1151         gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1152         gs_lgp->gnome_print_closepath(m_gpc);
1153         gs_lgp->gnome_print_stroke(m_gpc);
1154
1155         CalcBoundingBox(x,y);
1156         CalcBoundingBox(x+width,y+height);
1157     }
1158 }
1159
1160 void wxGnomePrintDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1161 {
1162     if (m_brush.GetStyle () != wxTRANSPARENT)
1163     {
1164         SetBrush( m_brush );
1165
1166         gs_lgp->gnome_print_newpath( m_gpc );
1167         gs_lgp->gnome_print_moveto( m_gpc,
1168                             XLOG2DEV(x), YLOG2DEV(y+height/2) );
1169
1170         // start with top half
1171         gs_lgp->gnome_print_curveto( m_gpc,
1172                             XLOG2DEV(x), YLOG2DEV(y),
1173                             XLOG2DEV(x+width), YLOG2DEV(y),
1174                             XLOG2DEV(x+width), YLOG2DEV(y+height/2) );
1175         // lower half
1176         gs_lgp->gnome_print_curveto( m_gpc,
1177                             XLOG2DEV(x+width), YLOG2DEV(y+height),
1178                             XLOG2DEV(x), YLOG2DEV(y+height),
1179                             XLOG2DEV(x), YLOG2DEV(y+height/2) );
1180
1181         gs_lgp->gnome_print_closepath( m_gpc );
1182         gs_lgp->gnome_print_fill( m_gpc );
1183
1184         CalcBoundingBox( x, y );
1185         CalcBoundingBox( x + width, y + height );
1186     }
1187
1188     if (m_pen.GetStyle () != wxTRANSPARENT)
1189     {
1190         SetPen (m_pen);
1191
1192         gs_lgp->gnome_print_newpath( m_gpc );
1193         gs_lgp->gnome_print_moveto( m_gpc,
1194                             XLOG2DEV(x), YLOG2DEV(y+height/2) );
1195
1196         // start with top half
1197         gs_lgp->gnome_print_curveto( m_gpc,
1198                             XLOG2DEV(x), YLOG2DEV(y),
1199                             XLOG2DEV(x+width), YLOG2DEV(y),
1200                             XLOG2DEV(x+width), YLOG2DEV(y+height/2) );
1201         // lower half
1202         gs_lgp->gnome_print_curveto( m_gpc,
1203                             XLOG2DEV(x+width), YLOG2DEV(y+height),
1204                             XLOG2DEV(x), YLOG2DEV(y+height),
1205                             XLOG2DEV(x), YLOG2DEV(y+height/2) );
1206
1207         gs_lgp->gnome_print_closepath( m_gpc );
1208         gs_lgp->gnome_print_stroke( m_gpc );
1209
1210         CalcBoundingBox( x, y );
1211         CalcBoundingBox( x + width, y + height );
1212     }
1213 }
1214
1215 void wxGnomePrintDC::DoDrawSpline(wxList *points)
1216 {
1217     SetPen (m_pen);
1218
1219     double c, d, x1, y1, x2, y2, x3, y3;
1220     wxPoint *p, *q;
1221
1222     wxList::compatibility_iterator node = points->GetFirst();
1223     p = (wxPoint *)node->GetData();
1224     x1 = p->x;
1225     y1 = p->y;
1226
1227     node = node->GetNext();
1228     p = (wxPoint *)node->GetData();
1229     c = p->x;
1230     d = p->y;
1231     x3 =
1232          (double)(x1 + c) / 2;
1233     y3 =
1234          (double)(y1 + d) / 2;
1235
1236     gs_lgp->gnome_print_newpath( m_gpc );
1237     gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1) );
1238     gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
1239
1240     CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1241     CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1242
1243     node = node->GetNext();
1244     while (node)
1245     {
1246         q = (wxPoint *)node->GetData();
1247
1248         x1 = x3;
1249         y1 = y3;
1250         x2 = c;
1251         y2 = d;
1252         c = q->x;
1253         d = q->y;
1254         x3 = (double)(x2 + c) / 2;
1255         y3 = (double)(y2 + d) / 2;
1256
1257         gs_lgp->gnome_print_curveto(m_gpc,
1258             XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1),
1259             XLOG2DEV((wxCoord)x2), YLOG2DEV((wxCoord)y2),
1260             XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
1261
1262         CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1263         CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1264
1265         node = node->GetNext();
1266     }
1267
1268     gs_lgp->gnome_print_lineto ( m_gpc, XLOG2DEV((wxCoord)c), YLOG2DEV((wxCoord)d) );
1269
1270     gs_lgp->gnome_print_stroke( m_gpc );
1271 }
1272
1273 bool wxGnomePrintDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1274             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask,
1275             wxCoord xsrcMask, wxCoord ysrcMask)
1276 {
1277     wxCHECK_MSG( source, false, wxT("invalid source dc") );
1278
1279     // blit into a bitmap
1280     wxBitmap bitmap( width, height );
1281     wxMemoryDC memDC;
1282     memDC.SelectObject(bitmap);
1283     memDC.Blit(0, 0, width, height, source, xsrc, ysrc, rop); /* TODO: Blit transparently? */
1284     memDC.SelectObject(wxNullBitmap);
1285
1286     // draw bitmap. scaling and positioning is done there
1287     DrawBitmap( bitmap, xdest, ydest );
1288
1289     return true;
1290 }
1291
1292 void wxGnomePrintDC::DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y )
1293 {
1294     DoDrawBitmap( icon, x, y, true );
1295 }
1296
1297 void wxGnomePrintDC::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask )
1298 {
1299     if (!bitmap.Ok()) return;
1300
1301     if (bitmap.HasPixbuf())
1302     {
1303         GdkPixbuf *pixbuf = bitmap.GetPixbuf();
1304             guchar *raw_image = gdk_pixbuf_get_pixels( pixbuf );
1305             bool has_alpha = gdk_pixbuf_get_has_alpha( pixbuf );
1306             int rowstride = gdk_pixbuf_get_rowstride( pixbuf );
1307             int height = gdk_pixbuf_get_height( pixbuf );
1308             int width = gdk_pixbuf_get_width( pixbuf );
1309
1310         gs_lgp->gnome_print_gsave( m_gpc );
1311         double matrix[6];
1312         matrix[0] = XLOG2DEVREL(width);
1313         matrix[1] = 0;
1314         matrix[2] = 0;
1315         matrix[3] = YLOG2DEVREL(height);
1316         matrix[4] = XLOG2DEV(x);
1317         matrix[5] = YLOG2DEV(y+height);
1318         gs_lgp->gnome_print_concat( m_gpc, matrix );
1319             gs_lgp->gnome_print_moveto(  m_gpc, 0, 0 );
1320         if (has_alpha)
1321             gs_lgp->gnome_print_rgbaimage( m_gpc, (guchar *)raw_image, width, height, rowstride );
1322         else
1323             gs_lgp->gnome_print_rgbimage( m_gpc, (guchar *)raw_image, width, height, rowstride );
1324         gs_lgp->gnome_print_grestore( m_gpc );
1325     }
1326     else
1327     {
1328         wxImage image = bitmap.ConvertToImage();
1329
1330         if (!image.Ok()) return;
1331
1332         gs_lgp->gnome_print_gsave( m_gpc );
1333         double matrix[6];
1334         matrix[0] = XLOG2DEVREL(image.GetWidth());
1335         matrix[1] = 0;
1336         matrix[2] = 0;
1337         matrix[3] = YLOG2DEVREL(image.GetHeight());
1338         matrix[4] = XLOG2DEV(x);
1339         matrix[5] = YLOG2DEV(y+image.GetHeight());
1340         gs_lgp->gnome_print_concat( m_gpc, matrix );
1341             gs_lgp->gnome_print_moveto(  m_gpc, 0, 0 );
1342         gs_lgp->gnome_print_rgbimage( m_gpc, (guchar*) image.GetData(), image.GetWidth(), image.GetHeight(), image.GetWidth()*3 );
1343         gs_lgp->gnome_print_grestore( m_gpc );
1344     }
1345 }
1346
1347 void wxGnomePrintDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
1348 {
1349     DoDrawRotatedText( text, x, y, 0.0 );
1350 }
1351
1352 void wxGnomePrintDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle)
1353 {
1354     x = XLOG2DEV(x);
1355     y = YLOG2DEV(y);
1356
1357     bool underlined = m_font.Ok() && m_font.GetUnderlined();
1358
1359 #if wxUSE_UNICODE
1360     const wxCharBuffer data = wxConvUTF8.cWC2MB( text );
1361 #else
1362     const wxWCharBuffer wdata = wxConvLocal.cMB2WC( text );
1363     if ( !wdata )
1364         return;
1365     const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
1366 #endif
1367
1368     size_t datalen = strlen((const char*)data);
1369     pango_layout_set_text( m_layout, (const char*) data, datalen);
1370
1371     if (underlined)
1372     {
1373         PangoAttrList *attrs = pango_attr_list_new();
1374         PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
1375         a->start_index = 0;
1376         a->end_index = datalen;
1377         pango_attr_list_insert(attrs, a);
1378         pango_layout_set_attributes(m_layout, attrs);
1379         pango_attr_list_unref(attrs);
1380     }
1381
1382     if (m_textForegroundColour.Ok())
1383     {
1384         unsigned char red = m_textForegroundColour.Red();
1385         unsigned char blue = m_textForegroundColour.Blue();
1386         unsigned char green = m_textForegroundColour.Green();
1387
1388         if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
1389         {
1390             double redPS = (double)(red) / 255.0;
1391             double bluePS = (double)(blue) / 255.0;
1392             double greenPS = (double)(green) / 255.0;
1393
1394             gs_lgp->gnome_print_setrgbcolor( m_gpc, redPS, greenPS, bluePS );
1395
1396             m_currentRed = red;
1397             m_currentBlue = blue;
1398             m_currentGreen = green;
1399         }
1400     }
1401
1402     int w,h;
1403
1404     if (fabs(m_scaleY - 1.0) > 0.00001)
1405     {
1406         // If there is a user or actually any scale applied to
1407         // the device context, scale the font.
1408
1409         // scale font description
1410         gint oldSize = pango_font_description_get_size( m_fontdesc );
1411         double size = oldSize;
1412         size = size * m_scaleY;
1413         pango_font_description_set_size( m_fontdesc, (gint)size );
1414
1415         // actually apply scaled font
1416         pango_layout_set_font_description( m_layout, m_fontdesc );
1417
1418         pango_layout_get_pixel_size( m_layout, &w, &h );
1419 #if 0
1420         if ( m_backgroundMode == wxSOLID )
1421         {
1422             gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
1423             gdk_draw_rectangle(m_window, m_textGC, TRUE, x, y, w, h);
1424             gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
1425         }
1426 #endif
1427         // Draw layout.
1428         gs_lgp->gnome_print_moveto (m_gpc, x, y);
1429         if (fabs(angle) > 0.00001)
1430         {
1431             gs_lgp->gnome_print_gsave( m_gpc );
1432             gs_lgp->gnome_print_rotate( m_gpc, angle );
1433             gs_lgp->gnome_print_pango_layout( m_gpc, m_layout );
1434             gs_lgp->gnome_print_grestore( m_gpc );
1435         }
1436         else
1437         {
1438             gs_lgp->gnome_print_pango_layout( m_gpc, m_layout );
1439         }
1440
1441         // reset unscaled size
1442         pango_font_description_set_size( m_fontdesc, oldSize );
1443
1444         // actually apply unscaled font
1445         pango_layout_set_font_description( m_layout, m_fontdesc );
1446     }
1447     else
1448     {
1449         pango_layout_get_pixel_size( m_layout, &w, &h );
1450 #if 0
1451         if ( m_backgroundMode == wxSOLID )
1452         {
1453             gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
1454             gdk_draw_rectangle(m_window, m_textGC, TRUE, x, y, w, h);
1455             gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
1456         }
1457 #endif
1458         // Draw layout.
1459         gs_lgp->gnome_print_moveto (m_gpc, x, y);
1460         if (fabs(angle) > 0.00001)
1461         {
1462             gs_lgp->gnome_print_gsave( m_gpc );
1463             gs_lgp->gnome_print_rotate( m_gpc, angle );
1464             gs_lgp->gnome_print_pango_layout( m_gpc, m_layout );
1465             gs_lgp->gnome_print_grestore( m_gpc );
1466         }
1467         else
1468         {
1469             gs_lgp->gnome_print_pango_layout( m_gpc, m_layout );
1470         }
1471     }
1472
1473     if (underlined)
1474     {
1475         // undo underline attributes setting:
1476         pango_layout_set_attributes(m_layout, NULL);
1477     }
1478
1479     CalcBoundingBox (x + w, y + h);
1480 }
1481
1482 void wxGnomePrintDC::Clear()
1483 {
1484 }
1485
1486 void wxGnomePrintDC::SetFont( const wxFont& font )
1487 {
1488     m_font = font;
1489
1490     if (m_font.Ok())
1491     {
1492         if (m_fontdesc)
1493             pango_font_description_free( m_fontdesc );
1494
1495         m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description );
1496
1497         pango_layout_set_font_description( m_layout, m_fontdesc );
1498     }
1499 }
1500
1501 void wxGnomePrintDC::SetPen( const wxPen& pen )
1502 {
1503     if (!pen.Ok()) return;
1504
1505     m_pen = pen;
1506
1507     gs_lgp->gnome_print_setlinewidth( m_gpc, XLOG2DEVREL( 1000 * m_pen.GetWidth() ) / 1000.0f );
1508
1509     static const double dotted[] =  {2.0, 5.0};
1510     static const double short_dashed[] = {4.0, 4.0};
1511     static const double wxCoord_dashed[] = {4.0, 8.0};
1512     static const double dotted_dashed[] = {6.0, 6.0, 2.0, 6.0};
1513
1514     switch (m_pen.GetStyle())
1515     {
1516         case wxDOT:           gs_lgp->gnome_print_setdash( m_gpc, 2, dotted, 0 ); break;
1517         case wxSHORT_DASH:    gs_lgp->gnome_print_setdash( m_gpc, 2, short_dashed, 0 ); break;
1518         case wxLONG_DASH:     gs_lgp->gnome_print_setdash( m_gpc, 2, wxCoord_dashed, 0 ); break;
1519         case wxDOT_DASH:      gs_lgp->gnome_print_setdash( m_gpc, 4, dotted_dashed, 0 );  break;
1520         case wxSOLID:
1521         case wxTRANSPARENT:
1522         default:              gs_lgp->gnome_print_setdash( m_gpc, 0, NULL, 0 );   break;
1523     }
1524
1525
1526     unsigned char red = m_pen.GetColour().Red();
1527     unsigned char blue = m_pen.GetColour().Blue();
1528     unsigned char green = m_pen.GetColour().Green();
1529
1530     if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
1531     {
1532         double redPS = (double)(red) / 255.0;
1533         double bluePS = (double)(blue) / 255.0;
1534         double greenPS = (double)(green) / 255.0;
1535
1536         gs_lgp->gnome_print_setrgbcolor( m_gpc, redPS, greenPS, bluePS );
1537
1538         m_currentRed = red;
1539         m_currentBlue = blue;
1540         m_currentGreen = green;
1541     }
1542 }
1543
1544 void wxGnomePrintDC::SetBrush( const wxBrush& brush )
1545 {
1546     if (!brush.Ok()) return;
1547
1548     m_brush = brush;
1549
1550     // Brush colour
1551     unsigned char red = m_brush.GetColour().Red();
1552     unsigned char blue = m_brush.GetColour().Blue();
1553     unsigned char green = m_brush.GetColour().Green();
1554
1555     if (!m_colour)
1556     {
1557         // Anything not white is black
1558         if (! (red == (unsigned char) 255 &&
1559                blue == (unsigned char) 255 &&
1560                green == (unsigned char) 255) )
1561         {
1562             red = (unsigned char) 0;
1563             green = (unsigned char) 0;
1564             blue = (unsigned char) 0;
1565         }
1566         // setgray here ?
1567     }
1568
1569     if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
1570     {
1571         double redPS = (double)(red) / 255.0;
1572         double bluePS = (double)(blue) / 255.0;
1573         double greenPS = (double)(green) / 255.0;
1574
1575         gs_lgp->gnome_print_setrgbcolor( m_gpc, redPS, greenPS, bluePS );
1576
1577         m_currentRed = red;
1578         m_currentBlue = blue;
1579         m_currentGreen = green;
1580     }
1581 }
1582
1583 void wxGnomePrintDC::SetLogicalFunction( int function )
1584 {
1585 }
1586
1587 void wxGnomePrintDC::SetBackground( const wxBrush& brush )
1588 {
1589 }
1590
1591 void wxGnomePrintDC::DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1592 {
1593 }
1594
1595 void wxGnomePrintDC::DestroyClippingRegion()
1596 {
1597 }
1598
1599 bool wxGnomePrintDC::StartDoc(const wxString& message)
1600 {
1601     SetDeviceOrigin( 0,0 );
1602
1603     return true;
1604 }
1605
1606 void wxGnomePrintDC::EndDoc()
1607 {
1608     gs_lgp->gnome_print_end_doc( m_gpc );
1609 }
1610
1611 void wxGnomePrintDC::StartPage()
1612 {
1613         gs_lgp->gnome_print_beginpage( m_gpc, (const guchar*) "page" );
1614 }
1615
1616 void wxGnomePrintDC::EndPage()
1617 {
1618         gs_lgp->gnome_print_showpage( m_gpc );
1619 }
1620
1621 wxCoord wxGnomePrintDC::GetCharHeight() const
1622 {
1623     pango_layout_set_text( m_layout, "H", 1 );
1624
1625     int w,h;
1626     pango_layout_get_pixel_size( m_layout, &w, &h );
1627
1628     return h;
1629 }
1630
1631 wxCoord wxGnomePrintDC::GetCharWidth() const
1632 {
1633     pango_layout_set_text( m_layout, "H", 1 );
1634
1635     int w,h;
1636     pango_layout_get_pixel_size( m_layout, &w, &h );
1637
1638     return w;
1639 }
1640
1641 void wxGnomePrintDC::DoGetTextExtent(const wxString& string, wxCoord *width, wxCoord *height,
1642                      wxCoord *descent,
1643                      wxCoord *externalLeading,
1644                      wxFont *theFont ) const
1645 {
1646     if ( width )
1647         *width = 0;
1648     if ( height )
1649         *height = 0;
1650     if ( descent )
1651         *descent = 0;
1652     if ( externalLeading )
1653         *externalLeading = 0;
1654
1655     if (string.IsEmpty())
1656     {
1657         return;
1658     }
1659
1660     // Set new font description
1661     if (theFont)
1662         pango_layout_set_font_description( m_layout, theFont->GetNativeFontInfo()->description );
1663
1664     // Set layout's text
1665 #if wxUSE_UNICODE
1666     const wxCharBuffer data = wxConvUTF8.cWC2MB( string );
1667     const char *dataUTF8 = (const char *)data;
1668 #else
1669     const wxWCharBuffer wdata = wxConvLocal.cMB2WC( string );
1670     if ( !wdata )
1671     {
1672         if (width) (*width) = 0;
1673         if (height) (*height) = 0;
1674         return;
1675     }
1676     const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
1677     const char *dataUTF8 = (const char *)data;
1678 #endif
1679
1680     if ( !dataUTF8 )
1681     {
1682         // hardly ideal, but what else can we do if conversion failed?
1683         return;
1684     }
1685
1686     pango_layout_set_text( m_layout, dataUTF8, strlen(dataUTF8) );
1687
1688     int w,h;
1689     pango_layout_get_pixel_size( m_layout, &w, &h );
1690
1691     if (width)
1692         *width = (wxCoord)(w / m_scaleX);
1693     if (height)
1694         *height = (wxCoord)(h / m_scaleY);
1695     if (descent)
1696     {
1697         PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
1698         int baseline = pango_layout_iter_get_baseline(iter);
1699         pango_layout_iter_free(iter);
1700         *descent = h - PANGO_PIXELS(baseline);
1701     }
1702
1703     // Reset old font description
1704     if (theFont)
1705         pango_layout_set_font_description( m_layout, m_fontdesc );
1706 }
1707
1708 void wxGnomePrintDC::DoGetSize(int* width, int* height) const
1709 {
1710     wxGnomePrintNativeData *native =
1711       (wxGnomePrintNativeData*) m_printData.GetNativeData();
1712
1713     // Query page size. This seems to omit the margins
1714     // right now, although it shouldn't
1715     double pw,ph;
1716     gs_lgp->gnome_print_job_get_page_size( native->GetPrintJob(), &pw, &ph );
1717
1718     if (width)
1719         *width = (int) (pw + 0.5);
1720     if (height)
1721         *height = (int) (ph + 0.5);
1722 }
1723
1724 void wxGnomePrintDC::DoGetSizeMM(int *width, int *height) const
1725 {
1726     wxGnomePrintNativeData *native =
1727       (wxGnomePrintNativeData*) m_printData.GetNativeData();
1728
1729     // This code assumes values in Pts.
1730
1731     double pw,ph;
1732     gs_lgp->gnome_print_job_get_page_size( native->GetPrintJob(), &pw, &ph );
1733
1734     // Convert to mm.
1735
1736     const GnomePrintUnit *mm_unit = gs_lgp->gnome_print_unit_get_by_abbreviation( (const guchar*) "mm" );
1737     const GnomePrintUnit *pts_unit = gs_lgp->gnome_print_unit_get_by_abbreviation( (const guchar*) "Pts" );
1738     gs_lgp->gnome_print_convert_distance( &pw, pts_unit, mm_unit );
1739     gs_lgp->gnome_print_convert_distance( &ph, pts_unit, mm_unit );
1740
1741     if (width)
1742         *width = (int) (pw + 0.5);
1743     if (height)
1744         *height = (int) (ph + 0.5);
1745 }
1746
1747 wxSize wxGnomePrintDC::GetPPI() const
1748 {
1749     return wxSize(72,72);
1750 }
1751
1752 void wxGnomePrintDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
1753 {
1754     m_signX = (xLeftRight ? 1 : -1);
1755     m_signY = (yBottomUp  ? 1 : -1);
1756
1757     ComputeScaleAndOrigin();
1758 }
1759
1760 void wxGnomePrintDC::SetDeviceOrigin( wxCoord x, wxCoord y )
1761 {
1762     int h = 0;
1763     int w = 0;
1764     GetSize( &w, &h );
1765
1766     wxDC::SetDeviceOrigin( x, h-y );
1767 }
1768
1769 void wxGnomePrintDC::SetResolution(int ppi)
1770 {
1771 }
1772
1773 int wxGnomePrintDC::GetResolution()
1774 {
1775     return 72;
1776 }
1777
1778
1779 class wxGnomePrintModule: public wxModule
1780 {
1781 public:
1782     wxGnomePrintModule() {}
1783     bool OnInit();
1784     void OnExit();
1785
1786 private:
1787     DECLARE_DYNAMIC_CLASS(wxGnomePrintModule)
1788 };
1789
1790 bool wxGnomePrintModule::OnInit()
1791 {
1792     gs_lgp = new wxGnomePrintLibrary;
1793     if (gs_lgp->IsOk())
1794         wxPrintFactory::SetPrintFactory( new wxGnomePrintFactory );
1795     return true;
1796 }
1797
1798 void wxGnomePrintModule::OnExit()
1799 {
1800     delete gs_lgp;
1801 }
1802
1803 IMPLEMENT_DYNAMIC_CLASS(wxGnomePrintModule, wxModule)
1804
1805 #endif
1806     // wxUSE_LIBGNOMEPRINT