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[wxWidgets.git] / src / gtk / gnome / gprint.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/gnome/gprint.cpp
3 // Author: Robert Roebling
4 // Purpose: Implement GNOME printing support
5 // Created: 09/20/04
6 // RCS-ID: $Id$
7 // Copyright: Robert Roebling
8 // Licence: wxWindows Licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
12 #pragma implementation "gprint.h"
13 #endif
14
15 // For compilers that support precompilation, includes "wx/wx.h".
16 #include "wx/wxprec.h"
17
18 #ifdef __BORLANDC__
19 #pragma hdrstop
20 #endif
21
22 #include "wx/gtk/gnome/gprint.h"
23
24 #if wxUSE_LIBGNOMEPRINT
25
26 #include "wx/math.h"
27 #include "wx/fontutil.h"
28 #include "wx/printdlg.h"
29 #include "wx/gtk/private.h"
30 #include "wx/module.h"
31 #include "wx/generic/prntdlgg.h"
32 #include "wx/dynlib.h"
33
34 #include <libgnomeprint/gnome-print.h>
35 #include <libgnomeprint/gnome-print-pango.h>
36 #include <libgnomeprint/gnome-print-config.h>
37 #include <libgnomeprintui/gnome-print-dialog.h>
38 #include <libgnomeprintui/gnome-print-job-preview.h>
39 #include <libgnomeprintui/gnome-print-paper-selector.h>
40
41 static const double RAD2DEG = 180.0 / M_PI;
42
43 #include "wx/html/forcelnk.h"
44 FORCE_LINK_ME(gnome_print)
45
46 //----------------------------------------------------------------------------
47 // wxGnomePrintLibrary
48 //----------------------------------------------------------------------------
49
50 #define wxDL_METHOD_DEFINE( rettype, name, args, shortargs, defret ) \
51 typedef rettype (* name ## Type) args ; \
52 name ## Type pfn_ ## name; \
53 rettype name args \
54 { if (m_ok) return pfn_ ## name shortargs ; return defret; }
55
56 #define wxDL_METHOD_LOAD( lib, name, success ) \
57 pfn_ ## name = (name ## Type) lib->GetSymbol( wxT(#name), &success ); \
58 if (!success) return;
59
60 class wxGnomePrintLibrary
61 {
62 public:
63 wxGnomePrintLibrary();
64 ~wxGnomePrintLibrary();
65
66 bool IsOk();
67 void InitializeMethods();
68
69 private:
70 bool m_ok;
71 wxDynamicLibrary *m_gnome_print_lib;
72 wxDynamicLibrary *m_gnome_printui_lib;
73
74 public:
75 wxDL_METHOD_DEFINE( gint, gnome_print_newpath,
76 (GnomePrintContext *pc), (pc), 0 )
77 wxDL_METHOD_DEFINE( gint, gnome_print_moveto,
78 (GnomePrintContext *pc, gdouble x, gdouble y), (pc, x, y), 0 )
79 wxDL_METHOD_DEFINE( gint, gnome_print_lineto,
80 (GnomePrintContext *pc, gdouble x, gdouble y), (pc, x, y), 0 )
81 wxDL_METHOD_DEFINE( gint, gnome_print_arcto,
82 (GnomePrintContext *pc, gdouble x, gdouble y, gdouble radius, gdouble angle1, gdouble angle2, gint direction ), (pc, x, y, radius, angle1, angle2, direction), 0 )
83 wxDL_METHOD_DEFINE( gint, gnome_print_curveto,
84 (GnomePrintContext *pc, gdouble x1, gdouble y1, gdouble x2, gdouble y2, gdouble x3, gdouble y3), (pc, x1, y1, x2, y2, x3, y3), 0 )
85 wxDL_METHOD_DEFINE( gint, gnome_print_closepath,
86 (GnomePrintContext *pc), (pc), 0 )
87 wxDL_METHOD_DEFINE( gint, gnome_print_stroke,
88 (GnomePrintContext *pc), (pc), 0 )
89 wxDL_METHOD_DEFINE( gint, gnome_print_fill,
90 (GnomePrintContext *pc), (pc), 0 )
91 wxDL_METHOD_DEFINE( gint, gnome_print_setrgbcolor,
92 (GnomePrintContext *pc, gdouble r, gdouble g, gdouble b), (pc, r, g, b), 0 )
93 wxDL_METHOD_DEFINE( gint, gnome_print_setlinewidth,
94 (GnomePrintContext *pc, gdouble width), (pc, width), 0 )
95 wxDL_METHOD_DEFINE( gint, gnome_print_setdash,
96 (GnomePrintContext *pc, gint n_values, const gdouble *values, gdouble offset), (pc, n_values, values, offset), 0 )
97
98 wxDL_METHOD_DEFINE( gint, gnome_print_rgbimage,
99 (GnomePrintContext *pc, const guchar *data, gint width, gint height, gint rowstride), (pc, data, width, height, rowstride ), 0 )
100 wxDL_METHOD_DEFINE( gint, gnome_print_rgbaimage,
101 (GnomePrintContext *pc, const guchar *data, gint width, gint height, gint rowstride), (pc, data, width, height, rowstride ), 0 )
102
103 wxDL_METHOD_DEFINE( gint, gnome_print_concat,
104 (GnomePrintContext *pc, const gdouble *matrix), (pc, matrix), 0 )
105 wxDL_METHOD_DEFINE( gint, gnome_print_scale,
106 (GnomePrintContext *pc, gdouble sx, gdouble sy), (pc, sx, sy), 0 )
107 wxDL_METHOD_DEFINE( gint, gnome_print_rotate,
108 (GnomePrintContext *pc, gdouble theta), (pc, theta), 0 )
109 wxDL_METHOD_DEFINE( gint, gnome_print_translate,
110 (GnomePrintContext *pc, gdouble x, gdouble y), (pc, x, y), 0 )
111
112 wxDL_METHOD_DEFINE( gint, gnome_print_gsave,
113 (GnomePrintContext *pc), (pc), 0 )
114 wxDL_METHOD_DEFINE( gint, gnome_print_grestore,
115 (GnomePrintContext *pc), (pc), 0 )
116
117 wxDL_METHOD_DEFINE( gint, gnome_print_beginpage,
118 (GnomePrintContext *pc, const guchar* name), (pc, name), 0 )
119 wxDL_METHOD_DEFINE( gint, gnome_print_showpage,
120 (GnomePrintContext *pc), (pc), 0 )
121 wxDL_METHOD_DEFINE( gint, gnome_print_end_doc,
122 (GnomePrintContext *pc), (pc), 0 )
123
124 wxDL_METHOD_DEFINE( PangoLayout*, gnome_print_pango_create_layout,
125 (GnomePrintContext *gpc), (gpc), NULL )
126 wxDL_METHOD_DEFINE( void, gnome_print_pango_layout,
127 (GnomePrintContext *gpc, PangoLayout *layout), (gpc, layout), /**/ )
128
129 wxDL_METHOD_DEFINE( GnomePrintJob*, gnome_print_job_new,
130 (GnomePrintConfig *config), (config), NULL )
131 wxDL_METHOD_DEFINE( GnomePrintContext*, gnome_print_job_get_context,
132 (GnomePrintJob *job), (job), NULL )
133 wxDL_METHOD_DEFINE( gint, gnome_print_job_close,
134 (GnomePrintJob *job), (job), 0 )
135 wxDL_METHOD_DEFINE( gint, gnome_print_job_print,
136 (GnomePrintJob *job), (job), 0 )
137 wxDL_METHOD_DEFINE( gboolean, gnome_print_job_get_page_size,
138 (GnomePrintJob *job, gdouble *width, gdouble *height), (job, width, height), 0 )
139
140 wxDL_METHOD_DEFINE( GnomePrintUnit*, gnome_print_unit_get_by_abbreviation,
141 (const guchar *abbreviation), (abbreviation), NULL )
142 wxDL_METHOD_DEFINE( gboolean, gnome_print_convert_distance,
143 (gdouble *distance, const GnomePrintUnit *from, const GnomePrintUnit *to), (distance, from, to), false )
144
145 wxDL_METHOD_DEFINE( GnomePrintConfig*, gnome_print_config_default,
146 (void), (), NULL )
147 wxDL_METHOD_DEFINE( gboolean, gnome_print_config_set,
148 (GnomePrintConfig *config, const guchar *key, const guchar *value), (config, key, value), false )
149 wxDL_METHOD_DEFINE( gboolean, gnome_print_config_get_length,
150 (GnomePrintConfig *config, const guchar *key, gdouble *val, const GnomePrintUnit **unit), (config, key, val, unit), false )
151
152 wxDL_METHOD_DEFINE( GtkWidget*, gnome_print_dialog_new,
153 (GnomePrintJob *gpj, const guchar *title, gint flags), (gpj, title, flags), NULL )
154 wxDL_METHOD_DEFINE( void, gnome_print_dialog_construct_range_page,
155 (GnomePrintDialog *gpd, gint flags, gint start, gint end,
156 const guchar *currentlabel, const guchar *rangelabel),
157 (gpd, flags, start, end, currentlabel, rangelabel), /**/ )
158 wxDL_METHOD_DEFINE( void, gnome_print_dialog_get_copies,
159 (GnomePrintDialog *gpd, gint *copies, gboolean *collate), (gpd, copies, collate), /**/ )
160 wxDL_METHOD_DEFINE( void, gnome_print_dialog_set_copies,
161 (GnomePrintDialog *gpd, gint copies, gint collate), (gpd, copies, collate), /**/ )
162 wxDL_METHOD_DEFINE( GnomePrintRangeType, gnome_print_dialog_get_range,
163 (GnomePrintDialog *gpd), (gpd), GNOME_PRINT_RANGETYPE_NONE )
164 wxDL_METHOD_DEFINE( int, gnome_print_dialog_get_range_page,
165 (GnomePrintDialog *gpd, gint *start, gint *end), (gpd, start, end), 0 )
166
167 wxDL_METHOD_DEFINE( GtkWidget*, gnome_paper_selector_new_with_flags,
168 (GnomePrintConfig *config, gint flags), (config, flags), NULL )
169
170 wxDL_METHOD_DEFINE( GtkWidget*, gnome_print_job_preview_new,
171 (GnomePrintJob *gpm, const guchar *title), (gpm, title), NULL )
172 };
173
174 wxGnomePrintLibrary::wxGnomePrintLibrary()
175 {
176 m_gnome_print_lib = NULL;
177 m_gnome_printui_lib = NULL;
178
179 wxLogNull log;
180
181 m_gnome_print_lib = new wxDynamicLibrary( wxT("libgnomeprint-2-2.so.0") );
182 m_ok = m_gnome_print_lib->IsLoaded();
183 if (!m_ok) return;
184
185 m_gnome_printui_lib = new wxDynamicLibrary( wxT("libgnomeprintui-2-2.so.0") );
186 m_ok = m_gnome_printui_lib->IsLoaded();
187 if (!m_ok) return;
188
189 InitializeMethods();
190 }
191
192 wxGnomePrintLibrary::~wxGnomePrintLibrary()
193 {
194 if (m_gnome_print_lib)
195 delete m_gnome_print_lib;
196 if (m_gnome_printui_lib)
197 delete m_gnome_printui_lib;
198 }
199
200 bool wxGnomePrintLibrary::IsOk()
201 {
202 return m_ok;
203 }
204
205 void wxGnomePrintLibrary::InitializeMethods()
206 {
207 m_ok = false;
208 bool success;
209
210 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_newpath, success )
211 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_moveto, success )
212 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_lineto, success )
213 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_curveto, success )
214 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_arcto, success )
215 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_closepath, success )
216 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_stroke, success )
217 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_fill, success )
218 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_setrgbcolor, success )
219 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_setlinewidth, success )
220 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_setdash, success )
221
222 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_rgbimage, success )
223 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_rgbaimage, success )
224
225 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_concat, success )
226 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_scale, success )
227 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_rotate, success )
228 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_translate, success )
229
230 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_gsave, success )
231 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_grestore, success )
232
233 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_beginpage, success )
234 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_showpage, success )
235 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_end_doc, success )
236
237 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_pango_create_layout, success )
238 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_pango_layout, success )
239
240 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_new, success )
241 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_get_context, success )
242 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_close, success )
243 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_print, success )
244 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_job_get_page_size, success )
245
246 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_unit_get_by_abbreviation, success )
247 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_convert_distance, success )
248
249 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_config_default, success )
250 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_config_set, success )
251 wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_config_get_length, success )
252
253 wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_new, success )
254 wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_construct_range_page, success )
255 wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_get_copies, success )
256 wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_set_copies, success )
257 wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_get_range, success )
258 wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_dialog_get_range_page, success )
259
260 wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_paper_selector_new_with_flags, success )
261
262 wxDL_METHOD_LOAD( m_gnome_printui_lib, gnome_print_job_preview_new, success )
263
264 m_ok = true;
265 }
266
267 static wxGnomePrintLibrary* gs_lgp = NULL;
268
269 //----------------------------------------------------------------------------
270 // wxGnomePrintNativeData
271 //----------------------------------------------------------------------------
272
273 IMPLEMENT_CLASS(wxGnomePrintNativeData, wxPrintNativeDataBase)
274
275 wxGnomePrintNativeData::wxGnomePrintNativeData()
276 {
277 m_config = gs_lgp->gnome_print_config_default();
278 m_job = gs_lgp->gnome_print_job_new( m_config );
279 }
280
281 wxGnomePrintNativeData::~wxGnomePrintNativeData()
282 {
283 g_object_unref (G_OBJECT (m_config));
284 }
285
286 bool wxGnomePrintNativeData::TransferTo( wxPrintData &data )
287 {
288 // TODO
289 return true;
290 }
291
292 bool wxGnomePrintNativeData::TransferFrom( const wxPrintData &data )
293 {
294 // TODO
295 return true;
296 }
297
298 //----------------------------------------------------------------------------
299 // wxGnomePrintFactory
300 //----------------------------------------------------------------------------
301
302 wxPrinterBase* wxGnomePrintFactory::CreatePrinter( wxPrintDialogData *data )
303 {
304 return new wxGnomePrinter( data );
305 }
306
307 wxPrintPreviewBase *wxGnomePrintFactory::CreatePrintPreview( wxPrintout *preview,
308 wxPrintout *printout,
309 wxPrintDialogData *data )
310 {
311 return new wxPostScriptPrintPreview( preview, printout, data );
312 }
313
314 wxPrintPreviewBase *wxGnomePrintFactory::CreatePrintPreview( wxPrintout *preview,
315 wxPrintout *printout,
316 wxPrintData *data )
317 {
318 return new wxPostScriptPrintPreview( preview, printout, data );
319 }
320
321 wxPrintDialogBase *wxGnomePrintFactory::CreatePrintDialog( wxWindow *parent,
322 wxPrintDialogData *data )
323 {
324 return new wxGnomePrintDialog( parent, data );
325 }
326
327 wxPrintDialogBase *wxGnomePrintFactory::CreatePrintDialog( wxWindow *parent,
328 wxPrintData *data )
329 {
330 return new wxGnomePrintDialog( parent, data );
331 }
332
333 wxPageSetupDialogBase *wxGnomePrintFactory::CreatePageSetupDialog( wxWindow *parent,
334 wxPageSetupDialogData * data )
335 {
336 // The native page setup dialog is broken. It
337 // miscalculates newly entered values for the
338 // margins if you have not chose "points" but
339 // e.g. centimerters.
340 // This has been fixed in GNOME CVS (maybe
341 // fixed in libgnomeprintui 2.8.1)
342
343 return new wxGnomePageSetupDialog( parent, data );
344 }
345
346 bool wxGnomePrintFactory::HasPrintSetupDialog()
347 {
348 return false;
349 }
350
351 wxDialog *wxGnomePrintFactory::CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data )
352 {
353 return NULL;
354 }
355
356 bool wxGnomePrintFactory::HasOwnPrintToFile()
357 {
358 return true;
359 }
360
361 bool wxGnomePrintFactory::HasPrinterLine()
362 {
363 return true;
364 }
365
366 wxString wxGnomePrintFactory::CreatePrinterLine()
367 {
368 // redundant now
369 return wxEmptyString;
370 }
371
372 bool wxGnomePrintFactory::HasStatusLine()
373 {
374 // redundant now
375 return true;
376 }
377
378 wxString wxGnomePrintFactory::CreateStatusLine()
379 {
380 // redundant now
381 return wxEmptyString;
382 }
383
384 wxPrintNativeDataBase *wxGnomePrintFactory::CreatePrintNativeData()
385 {
386 return new wxGnomePrintNativeData;
387 }
388
389 //----------------------------------------------------------------------------
390 // wxGnomePrintSetupDialog
391 //----------------------------------------------------------------------------
392
393 IMPLEMENT_CLASS(wxGnomePrintDialog, wxPrintDialogBase)
394
395 wxGnomePrintDialog::wxGnomePrintDialog( wxWindow *parent, wxPrintDialogData *data )
396 : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
397 wxPoint(0, 0), wxSize(600, 600),
398 wxDEFAULT_DIALOG_STYLE |
399 wxTAB_TRAVERSAL)
400 {
401 if (data)
402 m_printDialogData = *data;
403
404 Init();
405 }
406
407 wxGnomePrintDialog::wxGnomePrintDialog( wxWindow *parent, wxPrintData *data )
408 : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
409 wxPoint(0, 0), wxSize(600, 600),
410 wxDEFAULT_DIALOG_STYLE |
411 wxTAB_TRAVERSAL)
412 {
413 if (data)
414 m_printDialogData = *data;
415
416 Init();
417 }
418
419 void wxGnomePrintDialog::Init()
420 {
421 wxPrintData data = m_printDialogData.GetPrintData();
422
423 wxGnomePrintNativeData *native =
424 (wxGnomePrintNativeData*) data.GetNativeData();
425
426 m_widget = gs_lgp->gnome_print_dialog_new( native->GetPrintJob(),
427 (guchar*)"Print",
428 GNOME_PRINT_DIALOG_RANGE|GNOME_PRINT_DIALOG_COPIES );
429
430 int flag = 0;
431 if (m_printDialogData.GetEnableSelection())
432 flag |= GNOME_PRINT_RANGE_SELECTION;
433 if (m_printDialogData.GetEnablePageNumbers())
434 flag |= GNOME_PRINT_RANGE_ALL|GNOME_PRINT_RANGE_RANGE;
435
436 gs_lgp->gnome_print_dialog_construct_range_page( (GnomePrintDialog*) m_widget,
437 flag,
438 m_printDialogData.GetMinPage(),
439 m_printDialogData.GetMaxPage(),
440 NULL,
441 NULL );
442 }
443
444 wxGnomePrintDialog::~wxGnomePrintDialog()
445 {
446 m_widget = NULL;
447 }
448
449 int wxGnomePrintDialog::ShowModal()
450 {
451 // Transfer data from m_printDalogData to dialog here
452
453 int response = gtk_dialog_run (GTK_DIALOG (m_widget));
454
455 if (response == GNOME_PRINT_DIALOG_RESPONSE_CANCEL)
456 {
457 gtk_widget_destroy(m_widget);
458 m_widget = NULL;
459
460 return wxID_CANCEL;
461 }
462
463 gint copies = 1;
464 gboolean collate = false;
465 gs_lgp->gnome_print_dialog_get_copies( (GnomePrintDialog*) m_widget, &copies, &collate );
466 m_printDialogData.SetNoCopies( copies );
467 m_printDialogData.SetCollate( collate );
468
469 switch (gs_lgp->gnome_print_dialog_get_range( (GnomePrintDialog*) m_widget ))
470 {
471 case GNOME_PRINT_RANGE_SELECTION:
472 m_printDialogData.SetSelection( true );
473 break;
474 case GNOME_PRINT_RANGE_ALL:
475 m_printDialogData.SetAllPages( true );
476 m_printDialogData.SetFromPage( 0 );
477 m_printDialogData.SetToPage( 9999 );
478 break;
479 case GNOME_PRINT_RANGE_RANGE:
480 default:
481 gint start,end;
482 gs_lgp->gnome_print_dialog_get_range_page( (GnomePrintDialog*) m_widget, &start, &end );
483 m_printDialogData.SetFromPage( start );
484 m_printDialogData.SetToPage( end );
485 break;
486 }
487
488 gtk_widget_destroy(m_widget);
489 m_widget = NULL;
490
491 if (response == GNOME_PRINT_DIALOG_RESPONSE_PREVIEW)
492 return wxID_PREVIEW;
493
494 return wxID_OK;
495 }
496
497 wxDC *wxGnomePrintDialog::GetPrintDC()
498 {
499 // Later
500 return NULL;
501 }
502
503 bool wxGnomePrintDialog::Validate()
504 {
505 return true;
506 }
507
508 bool wxGnomePrintDialog::TransferDataToWindow()
509 {
510 return true;
511 }
512
513 bool wxGnomePrintDialog::TransferDataFromWindow()
514 {
515 return true;
516 }
517
518 //----------------------------------------------------------------------------
519 // wxGnomePageSetupDialog
520 //----------------------------------------------------------------------------
521
522 IMPLEMENT_CLASS(wxGnomePageSetupDialog, wxPageSetupDialogBase)
523
524 wxGnomePageSetupDialog::wxGnomePageSetupDialog( wxWindow *parent,
525 wxPageSetupDialogData* data )
526 {
527 if (data)
528 m_pageDialogData = *data;
529
530 wxGnomePrintNativeData *native =
531 (wxGnomePrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();
532
533 // This is required as the page setup dialog
534 // calculates wrong values otherwise.
535 gs_lgp->gnome_print_config_set( native->GetPrintConfig(),
536 (const guchar*) GNOME_PRINT_KEY_PREFERED_UNIT,
537 (const guchar*) "Pts" );
538
539 m_widget = gtk_dialog_new();
540
541 gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( _("Page setup") ) );
542
543 GtkWidget *main = gs_lgp->gnome_paper_selector_new_with_flags( native->GetPrintConfig(),
544 GNOME_PAPER_SELECTOR_MARGINS|GNOME_PAPER_SELECTOR_FEED_ORIENTATION );
545 gtk_container_set_border_width (GTK_CONTAINER (main), 8);
546 gtk_widget_show (main);
547
548 gtk_container_add( GTK_CONTAINER (GTK_DIALOG (m_widget)->vbox), main );
549
550 gtk_dialog_set_has_separator (GTK_DIALOG (m_widget), TRUE);
551
552 gtk_dialog_add_buttons (GTK_DIALOG (m_widget),
553 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
554 GTK_STOCK_OK, GTK_RESPONSE_OK,
555 NULL);
556
557 gtk_dialog_set_default_response (GTK_DIALOG (m_widget),
558 GTK_RESPONSE_OK);
559 }
560
561 wxGnomePageSetupDialog::~wxGnomePageSetupDialog()
562 {
563 }
564
565 wxPageSetupDialogData& wxGnomePageSetupDialog::GetPageSetupDialogData()
566 {
567 return m_pageDialogData;
568 }
569
570 int wxGnomePageSetupDialog::ShowModal()
571 {
572 wxGnomePrintNativeData *native =
573 (wxGnomePrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();
574 GnomePrintConfig *config = native->GetPrintConfig();
575
576 // Transfer data from m_pageDialogData to native dialog
577
578 int ret = gtk_dialog_run( GTK_DIALOG(m_widget) );
579
580 if (ret == GTK_RESPONSE_OK)
581 {
582 // Transfer data back to m_pageDialogData
583
584 // I don't know how querying the last parameter works
585 // I cannot test it as the dialog is currently broken
586 // anyways (it only works for points).
587 double ml,mr,mt,mb,pw,ph;
588 gs_lgp->gnome_print_config_get_length (config,
589 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_LEFT, &ml, NULL);
590 gs_lgp->gnome_print_config_get_length (config,
591 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_RIGHT, &mr, NULL);
592 gs_lgp->gnome_print_config_get_length (config,
593 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_TOP, &mt, NULL);
594 gs_lgp->gnome_print_config_get_length (config,
595 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_BOTTOM, &mb, NULL);
596 gs_lgp->gnome_print_config_get_length (config,
597 (const guchar*) GNOME_PRINT_KEY_PAPER_WIDTH, &pw, NULL);
598 gs_lgp->gnome_print_config_get_length (config,
599 (const guchar*) GNOME_PRINT_KEY_PAPER_HEIGHT, &ph, NULL);
600
601 // This probably assumes that the user entered the
602 // values in Pts. Since that is the only the dialog
603 // works right now, we need to fix this later.
604 const GnomePrintUnit *mm_unit = gs_lgp->gnome_print_unit_get_by_abbreviation( (const guchar*) "mm" );
605 const GnomePrintUnit *pts_unit = gs_lgp->gnome_print_unit_get_by_abbreviation( (const guchar*) "Pts" );
606 gs_lgp->gnome_print_convert_distance( &ml, pts_unit, mm_unit );
607 gs_lgp->gnome_print_convert_distance( &mr, pts_unit, mm_unit );
608 gs_lgp->gnome_print_convert_distance( &mt, pts_unit, mm_unit );
609 gs_lgp->gnome_print_convert_distance( &mb, pts_unit, mm_unit );
610 gs_lgp->gnome_print_convert_distance( &pw, pts_unit, mm_unit );
611 gs_lgp->gnome_print_convert_distance( &ph, pts_unit, mm_unit );
612
613 m_pageDialogData.SetMarginTopLeft( wxPoint( (int)(ml+0.5), (int)(mt+0.5)) );
614 m_pageDialogData.SetMarginBottomRight( wxPoint( (int)(mr+0.5), (int)(mb+0.5)) );
615
616 m_pageDialogData.SetPaperSize( wxSize( (int)(pw+0.5), (int)(ph+0.5) ) );
617
618 #if 0
619 wxPrintf( wxT("paper %d %d, top margin %d\n"),
620 m_pageDialogData.GetPaperSize().x,
621 m_pageDialogData.GetPaperSize().y,
622 m_pageDialogData.GetMarginTopLeft().x );
623 #endif
624
625 ret = wxID_OK;
626 }
627 else
628 {
629 ret = wxID_CANCEL;
630 }
631
632 gtk_widget_destroy( m_widget );
633 m_widget = NULL;
634
635 return ret;
636 }
637
638 bool wxGnomePageSetupDialog::Validate()
639 {
640 return true;
641 }
642
643 bool wxGnomePageSetupDialog::TransferDataToWindow()
644 {
645 return true;
646 }
647
648 bool wxGnomePageSetupDialog::TransferDataFromWindow()
649 {
650 return true;
651 }
652
653 //----------------------------------------------------------------------------
654 // wxGnomePrinter
655 //----------------------------------------------------------------------------
656
657 IMPLEMENT_CLASS(wxGnomePrinter, wxPrinterBase)
658
659 wxGnomePrinter::wxGnomePrinter( wxPrintDialogData *data ) :
660 wxPrinterBase( data )
661 {
662 m_gpc = NULL;
663 m_native_preview = false;
664 }
665
666 wxGnomePrinter::~wxGnomePrinter()
667 {
668 }
669
670 bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
671 {
672 if (!printout)
673 {
674 sm_lastError = wxPRINTER_ERROR;
675 return false;
676 }
677
678 wxPrintData printdata = GetPrintDialogData().GetPrintData();
679 wxGnomePrintNativeData *native =
680 (wxGnomePrintNativeData*) printdata.GetNativeData();
681
682 GnomePrintJob *job = gs_lgp->gnome_print_job_new( native->GetPrintConfig() );
683 m_gpc = gs_lgp->gnome_print_job_get_context (job);
684
685 // The GnomePrintJob is temporarily stored in the
686 // native print data as the native print dialog
687 // needs to access it.
688 native->SetPrintJob( job );
689
690
691 printout->SetIsPreview(false);
692
693 if (m_printDialogData.GetMinPage() < 1)
694 m_printDialogData.SetMinPage(1);
695 if (m_printDialogData.GetMaxPage() < 1)
696 m_printDialogData.SetMaxPage(9999);
697
698 wxDC *dc;
699 if (prompt)
700 dc = PrintDialog( parent );
701 else
702 dc = new wxGnomePrintDC( this );
703
704 if (m_native_preview)
705 printout->SetIsPreview(true);
706
707 if (!dc)
708 {
709 gs_lgp->gnome_print_job_close( job );
710 g_object_unref (G_OBJECT (job));
711 sm_lastError = wxPRINTER_ERROR;
712 return false;
713 }
714
715 wxSize ScreenPixels = wxGetDisplaySize();
716 wxSize ScreenMM = wxGetDisplaySizeMM();
717
718 printout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()),
719 (int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) );
720 printout->SetPPIPrinter( wxGnomePrintDC::GetResolution(),
721 wxGnomePrintDC::GetResolution() );
722
723 printout->SetDC(dc);
724
725 int w, h;
726 dc->GetSize(&w, &h);
727 printout->SetPageSizePixels((int)w, (int)h);
728 dc->GetSizeMM(&w, &h);
729 printout->SetPageSizeMM((int)w, (int)h);
730
731 printout->OnPreparePrinting();
732
733 // Get some parameters from the printout, if defined
734 int fromPage, toPage;
735 int minPage, maxPage;
736 printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
737
738 if (maxPage == 0)
739 {
740 gs_lgp->gnome_print_job_close( job );
741 g_object_unref (G_OBJECT (job));
742 sm_lastError = wxPRINTER_ERROR;
743 return false;
744 }
745
746 printout->OnBeginPrinting();
747
748 int minPageNum = minPage, maxPageNum = maxPage;
749
750 if ( !m_printDialogData.GetAllPages() )
751 {
752 minPageNum = m_printDialogData.GetFromPage();
753 maxPageNum = m_printDialogData.GetToPage();
754 }
755
756
757 int copyCount;
758 for ( copyCount = 1;
759 copyCount <= m_printDialogData.GetNoCopies();
760 copyCount++ )
761 {
762 if (!printout->OnBeginDocument(minPageNum, maxPageNum))
763 {
764 wxLogError(_("Could not start printing."));
765 sm_lastError = wxPRINTER_ERROR;
766 break;
767 }
768
769 int pn;
770 for ( pn = minPageNum;
771 pn <= maxPageNum && printout->HasPage(pn);
772 pn++ )
773 {
774 dc->StartPage();
775 printout->OnPrintPage(pn);
776 dc->EndPage();
777 }
778
779 printout->OnEndDocument();
780 printout->OnEndPrinting();
781 }
782
783 gs_lgp->gnome_print_job_close( job );
784 if (m_native_preview)
785 {
786 wxString title( _("Print preview") );
787 gtk_widget_show( gs_lgp->gnome_print_job_preview_new( job, (const guchar*)(const char*)wxGTK_CONV(title) ));
788 }
789 else
790 {
791 gs_lgp->gnome_print_job_print( job );
792 }
793
794 g_object_unref (G_OBJECT (job));
795 delete dc;
796
797 return (sm_lastError == wxPRINTER_NO_ERROR);
798 }
799
800 wxDC* wxGnomePrinter::PrintDialog( wxWindow *parent )
801 {
802 wxGnomePrintDialog dialog( parent, &m_printDialogData );
803 int ret = dialog.ShowModal();
804 if (ret == wxID_CANCEL)
805 {
806 sm_lastError = wxPRINTER_CANCELLED;
807 return NULL;
808 }
809
810 m_native_preview = ret == wxID_PREVIEW;
811
812 m_printDialogData = dialog.GetPrintDialogData();
813 return new wxGnomePrintDC( this );
814 }
815
816 bool wxGnomePrinter::Setup( wxWindow *parent )
817 {
818 return false;
819 }
820
821 //-----------------------------------------------------------------------------
822 // wxGnomePrintDC
823 //-----------------------------------------------------------------------------
824
825 IMPLEMENT_CLASS(wxGnomePrintDC, wxDC)
826
827 wxGnomePrintDC::wxGnomePrintDC( wxGnomePrinter *printer )
828 {
829 m_printer = printer;
830
831 m_gpc = printer->GetPrintContext();
832
833 m_layout = gs_lgp->gnome_print_pango_create_layout( m_gpc );
834 m_fontdesc = pango_font_description_from_string( "Sans 12" );
835
836 m_currentRed = 0;
837 m_currentBlue = 0;
838 m_currentGreen = 0;
839
840 m_signX = 1; // default x-axis left to right
841 m_signY = -1; // default y-axis bottom up -> top down
842 }
843
844 wxGnomePrintDC::~wxGnomePrintDC()
845 {
846 }
847
848 bool wxGnomePrintDC::Ok() const
849 {
850 return true;
851 }
852
853 bool wxGnomePrintDC::DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style )
854 {
855 return false;
856 }
857
858 bool wxGnomePrintDC::DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const
859 {
860 return false;
861 }
862
863 void wxGnomePrintDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
864 {
865 if (m_pen.GetStyle() == wxTRANSPARENT) return;
866
867 SetPen( m_pen );
868
869 gs_lgp->gnome_print_moveto ( m_gpc, XLOG2DEV(x1), YLOG2DEV(y1) );
870 gs_lgp->gnome_print_lineto ( m_gpc, XLOG2DEV(x2), YLOG2DEV(y2) );
871 gs_lgp->gnome_print_stroke ( m_gpc);
872
873 CalcBoundingBox( x1, y1 );
874 CalcBoundingBox( x2, y2 );
875 }
876
877 void wxGnomePrintDC::DoCrossHair(wxCoord x, wxCoord y)
878 {
879 }
880
881 void wxGnomePrintDC::DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc)
882 {
883 double dx = x1 - xc;
884 double dy = y1 - yc;
885 double radius = sqrt((double)(dx*dx+dy*dy));
886 double alpha1, alpha2;
887 if (x1 == x2 && y1 == y2)
888 {
889 alpha1 = 0.0;
890 alpha2 = 360.0;
891 }
892 else
893 if (radius == 0.0)
894 {
895 alpha1 = alpha2 = 0.0;
896 }
897 else
898 {
899 alpha1 = (x1 - xc == 0) ?
900 (y1 - yc < 0) ? 90.0 : -90.0 :
901 -atan2(double(y1-yc), double(x1-xc)) * RAD2DEG;
902 alpha2 = (x2 - xc == 0) ?
903 (y2 - yc < 0) ? 90.0 : -90.0 :
904 -atan2(double(y2-yc), double(x2-xc)) * RAD2DEG;
905
906 while (alpha1 <= 0) alpha1 += 360;
907 while (alpha2 <= 0) alpha2 += 360; // adjust angles to be between
908 while (alpha1 > 360) alpha1 -= 360; // 0 and 360 degree
909 while (alpha2 > 360) alpha2 -= 360;
910 }
911
912 if (m_brush.GetStyle() != wxTRANSPARENT)
913 {
914 SetBrush( m_brush );
915 gs_lgp->gnome_print_moveto ( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc) );
916 gs_lgp->gnome_print_arcto( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc), XLOG2DEVREL((int)radius), alpha1, alpha2, 0 );
917
918 gs_lgp->gnome_print_fill( m_gpc );
919 }
920
921 if (m_pen.GetStyle() != wxTRANSPARENT)
922 {
923 SetPen (m_pen);
924 gs_lgp->gnome_print_newpath( m_gpc );
925 gs_lgp->gnome_print_moveto ( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc) );
926 gs_lgp->gnome_print_arcto( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc), XLOG2DEVREL((int)radius), alpha1, alpha2, 0 );
927 gs_lgp->gnome_print_closepath( m_gpc );
928
929 gs_lgp->gnome_print_stroke( m_gpc );
930 }
931
932 CalcBoundingBox (x1, y1);
933 CalcBoundingBox (x2, y2);
934 CalcBoundingBox (xc, yc);
935 }
936
937 void wxGnomePrintDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea)
938 {
939 x += w/2;
940 y += h/2;
941
942 int xx = XLOG2DEV(x);
943 int yy = YLOG2DEV(y);
944
945 gs_lgp->gnome_print_gsave( m_gpc );
946
947 gs_lgp->gnome_print_translate( m_gpc, xx, yy );
948 double scale = (double)YLOG2DEVREL(h) / (double) XLOG2DEVREL(w);
949 gs_lgp->gnome_print_scale( m_gpc, 1.0, scale );
950
951 xx = 0;
952 yy = 0;
953
954 if (m_brush.GetStyle () != wxTRANSPARENT)
955 {
956 SetBrush( m_brush );
957
958 gs_lgp->gnome_print_moveto ( m_gpc, xx, yy );
959 gs_lgp->gnome_print_arcto( m_gpc, xx, yy,
960 XLOG2DEVREL(w)/2, sa, ea, 0 );
961 gs_lgp->gnome_print_moveto ( m_gpc, xx, yy );
962
963 gs_lgp->gnome_print_fill( m_gpc );
964 }
965
966 if (m_pen.GetStyle () != wxTRANSPARENT)
967 {
968 SetPen (m_pen);
969
970 gs_lgp->gnome_print_arcto( m_gpc, xx, yy,
971 XLOG2DEVREL(w)/2, sa, ea, 0 );
972
973 gs_lgp->gnome_print_stroke( m_gpc );
974 }
975
976 gs_lgp->gnome_print_grestore( m_gpc );
977
978 CalcBoundingBox( x, y );
979 CalcBoundingBox( x+w, y+h );
980 }
981
982 void wxGnomePrintDC::DoDrawPoint(wxCoord x, wxCoord y)
983 {
984 }
985
986 void wxGnomePrintDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset)
987 {
988 if (m_pen.GetStyle() == wxTRANSPARENT) return;
989
990 if (n <= 0) return;
991
992 SetPen (m_pen);
993
994 int i;
995 for ( i =0; i<n ; i++ )
996 CalcBoundingBox( points[i].x+xoffset, points[i].y+yoffset);
997
998 gs_lgp->gnome_print_moveto ( m_gpc, XLOG2DEV(points[0].x+xoffset), YLOG2DEV(points[0].y+yoffset) );
999
1000 for (i = 1; i < n; i++)
1001 gs_lgp->gnome_print_lineto ( m_gpc, XLOG2DEV(points[i].x+xoffset), YLOG2DEV(points[i].y+yoffset) );
1002
1003 gs_lgp->gnome_print_stroke ( m_gpc);
1004 }
1005
1006 void wxGnomePrintDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle)
1007 {
1008 if (n==0) return;
1009
1010 if (m_brush.GetStyle () != wxTRANSPARENT)
1011 {
1012 SetBrush( m_brush );
1013
1014 int x = points[0].x + xoffset;
1015 int y = points[0].y + yoffset;
1016 CalcBoundingBox( x, y );
1017 gs_lgp->gnome_print_newpath( m_gpc );
1018 gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1019 int i;
1020 for (i = 1; i < n; i++)
1021 {
1022 int x = points[i].x + xoffset;
1023 int y = points[i].y + yoffset;
1024 gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1025 CalcBoundingBox( x, y );
1026 }
1027 gs_lgp->gnome_print_closepath( m_gpc );
1028 gs_lgp->gnome_print_fill( m_gpc );
1029 }
1030
1031 if (m_pen.GetStyle () != wxTRANSPARENT)
1032 {
1033 SetPen (m_pen);
1034
1035 int x = points[0].x + xoffset;
1036 int y = points[0].y + yoffset;
1037 gs_lgp->gnome_print_newpath( m_gpc );
1038 gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1039 int i;
1040 for (i = 1; i < n; i++)
1041 {
1042 int x = points[i].x + xoffset;
1043 int y = points[i].y + yoffset;
1044 gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1045 CalcBoundingBox( x, y );
1046 }
1047 gs_lgp->gnome_print_closepath( m_gpc );
1048 gs_lgp->gnome_print_stroke( m_gpc );
1049 }
1050 }
1051
1052 void wxGnomePrintDC::DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle)
1053 {
1054 wxDC::DoDrawPolyPolygon( n, count, points, xoffset, yoffset, fillStyle );
1055 }
1056
1057 void wxGnomePrintDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1058 {
1059 if (m_brush.GetStyle () != wxTRANSPARENT)
1060 {
1061 SetBrush( m_brush );
1062
1063 gs_lgp->gnome_print_newpath( m_gpc );
1064 gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1065 gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y) );
1066 gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y + height) );
1067 gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y + height) );
1068 gs_lgp->gnome_print_closepath( m_gpc );
1069 gs_lgp->gnome_print_fill( m_gpc );
1070
1071 CalcBoundingBox( x, y );
1072 CalcBoundingBox( x + width, y + height );
1073 }
1074
1075 if (m_pen.GetStyle () != wxTRANSPARENT)
1076 {
1077 SetPen (m_pen);
1078
1079 gs_lgp->gnome_print_newpath( m_gpc );
1080 gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1081 gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y) );
1082 gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y + height) );
1083 gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y + height) );
1084 gs_lgp->gnome_print_closepath( m_gpc );
1085 gs_lgp->gnome_print_stroke( m_gpc );
1086
1087 CalcBoundingBox( x, y );
1088 CalcBoundingBox( x + width, y + height );
1089 }
1090 }
1091
1092 void wxGnomePrintDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius)
1093 {
1094 wxCoord rad = (wxCoord) radius;
1095
1096 if (m_brush.GetStyle() != wxTRANSPARENT)
1097 {
1098 SetBrush(m_brush);
1099 gs_lgp->gnome_print_newpath(m_gpc);
1100 gs_lgp->gnome_print_moveto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1101 gs_lgp->gnome_print_curveto(m_gpc,
1102 XLOG2DEV(x + rad),YLOG2DEV(y),
1103 XLOG2DEV(x),YLOG2DEV(y),
1104 XLOG2DEV(x),YLOG2DEV(y + rad));
1105 gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x),YLOG2DEV(y + height - rad));
1106 gs_lgp->gnome_print_curveto(m_gpc,
1107 XLOG2DEV(x),YLOG2DEV(y + height - rad),
1108 XLOG2DEV(x),YLOG2DEV(y + height),
1109 XLOG2DEV(x + rad),YLOG2DEV(y + height));
1110 gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + width - rad),YLOG2DEV(y + height));
1111 gs_lgp->gnome_print_curveto(m_gpc,
1112 XLOG2DEV(x + width - rad),YLOG2DEV(y + height),
1113 XLOG2DEV(x + width),YLOG2DEV(y + height),
1114 XLOG2DEV(x + width),YLOG2DEV(y + height - rad));
1115 gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + width),YLOG2DEV(y + rad));
1116 gs_lgp->gnome_print_curveto(m_gpc,
1117 XLOG2DEV(x + width),YLOG2DEV(y + rad),
1118 XLOG2DEV(x + width),YLOG2DEV(y),
1119 XLOG2DEV(x + width - rad),YLOG2DEV(y));
1120 gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1121 gs_lgp->gnome_print_closepath(m_gpc);
1122 gs_lgp->gnome_print_fill(m_gpc);
1123
1124 CalcBoundingBox(x,y);
1125 CalcBoundingBox(x+width,y+height);
1126 }
1127
1128 if (m_pen.GetStyle() != wxTRANSPARENT)
1129 {
1130 SetPen(m_pen);
1131 gs_lgp->gnome_print_newpath(m_gpc);
1132 gs_lgp->gnome_print_moveto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1133 gs_lgp->gnome_print_curveto(m_gpc,
1134 XLOG2DEV(x + rad),YLOG2DEV(y),
1135 XLOG2DEV(x),YLOG2DEV(y),
1136 XLOG2DEV(x),YLOG2DEV(y + rad));
1137 gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x),YLOG2DEV(y + height - rad));
1138 gs_lgp->gnome_print_curveto(m_gpc,
1139 XLOG2DEV(x),YLOG2DEV(y + height - rad),
1140 XLOG2DEV(x),YLOG2DEV(y + height),
1141 XLOG2DEV(x + rad),YLOG2DEV(y + height));
1142 gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + width - rad),YLOG2DEV(y + height));
1143 gs_lgp->gnome_print_curveto(m_gpc,
1144 XLOG2DEV(x + width - rad),YLOG2DEV(y + height),
1145 XLOG2DEV(x + width),YLOG2DEV(y + height),
1146 XLOG2DEV(x + width),YLOG2DEV(y + height - rad));
1147 gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + width),YLOG2DEV(y + rad));
1148 gs_lgp->gnome_print_curveto(m_gpc,
1149 XLOG2DEV(x + width),YLOG2DEV(y + rad),
1150 XLOG2DEV(x + width),YLOG2DEV(y),
1151 XLOG2DEV(x + width - rad),YLOG2DEV(y));
1152 gs_lgp->gnome_print_lineto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1153 gs_lgp->gnome_print_closepath(m_gpc);
1154 gs_lgp->gnome_print_stroke(m_gpc);
1155
1156 CalcBoundingBox(x,y);
1157 CalcBoundingBox(x+width,y+height);
1158 }
1159 }
1160
1161 void wxGnomePrintDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1162 {
1163 if (m_brush.GetStyle () != wxTRANSPARENT)
1164 {
1165 SetBrush( m_brush );
1166
1167 gs_lgp->gnome_print_newpath( m_gpc );
1168 gs_lgp->gnome_print_moveto( m_gpc,
1169 XLOG2DEV(x), YLOG2DEV(y+height/2) );
1170
1171 // start with top half
1172 gs_lgp->gnome_print_curveto( m_gpc,
1173 XLOG2DEV(x), YLOG2DEV(y),
1174 XLOG2DEV(x+width), YLOG2DEV(y),
1175 XLOG2DEV(x+width), YLOG2DEV(y+height/2) );
1176 // lower half
1177 gs_lgp->gnome_print_curveto( m_gpc,
1178 XLOG2DEV(x+width), YLOG2DEV(y+height),
1179 XLOG2DEV(x), YLOG2DEV(y+height),
1180 XLOG2DEV(x), YLOG2DEV(y+height/2) );
1181
1182 gs_lgp->gnome_print_closepath( m_gpc );
1183 gs_lgp->gnome_print_fill( m_gpc );
1184
1185 CalcBoundingBox( x, y );
1186 CalcBoundingBox( x + width, y + height );
1187 }
1188
1189 if (m_pen.GetStyle () != wxTRANSPARENT)
1190 {
1191 SetPen (m_pen);
1192
1193 gs_lgp->gnome_print_newpath( m_gpc );
1194 gs_lgp->gnome_print_moveto( m_gpc,
1195 XLOG2DEV(x), YLOG2DEV(y+height/2) );
1196
1197 // start with top half
1198 gs_lgp->gnome_print_curveto( m_gpc,
1199 XLOG2DEV(x), YLOG2DEV(y),
1200 XLOG2DEV(x+width), YLOG2DEV(y),
1201 XLOG2DEV(x+width), YLOG2DEV(y+height/2) );
1202 // lower half
1203 gs_lgp->gnome_print_curveto( m_gpc,
1204 XLOG2DEV(x+width), YLOG2DEV(y+height),
1205 XLOG2DEV(x), YLOG2DEV(y+height),
1206 XLOG2DEV(x), YLOG2DEV(y+height/2) );
1207
1208 gs_lgp->gnome_print_closepath( m_gpc );
1209 gs_lgp->gnome_print_stroke( m_gpc );
1210
1211 CalcBoundingBox( x, y );
1212 CalcBoundingBox( x + width, y + height );
1213 }
1214 }
1215
1216 #if wxUSE_SPLINES
1217 void wxGnomePrintDC::DoDrawSpline(wxList *points)
1218 {
1219 SetPen (m_pen);
1220
1221 double c, d, x1, y1, x2, y2, x3, y3;
1222 wxPoint *p, *q;
1223
1224 wxList::compatibility_iterator node = points->GetFirst();
1225 p = (wxPoint *)node->GetData();
1226 x1 = p->x;
1227 y1 = p->y;
1228
1229 node = node->GetNext();
1230 p = (wxPoint *)node->GetData();
1231 c = p->x;
1232 d = p->y;
1233 x3 =
1234 (double)(x1 + c) / 2;
1235 y3 =
1236 (double)(y1 + d) / 2;
1237
1238 gs_lgp->gnome_print_newpath( m_gpc );
1239 gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1) );
1240 gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
1241
1242 CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1243 CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1244
1245 node = node->GetNext();
1246 while (node)
1247 {
1248 q = (wxPoint *)node->GetData();
1249
1250 x1 = x3;
1251 y1 = y3;
1252 x2 = c;
1253 y2 = d;
1254 c = q->x;
1255 d = q->y;
1256 x3 = (double)(x2 + c) / 2;
1257 y3 = (double)(y2 + d) / 2;
1258
1259 gs_lgp->gnome_print_curveto(m_gpc,
1260 XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1),
1261 XLOG2DEV((wxCoord)x2), YLOG2DEV((wxCoord)y2),
1262 XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
1263
1264 CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1265 CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1266
1267 node = node->GetNext();
1268 }
1269
1270 gs_lgp->gnome_print_lineto ( m_gpc, XLOG2DEV((wxCoord)c), YLOG2DEV((wxCoord)d) );
1271
1272 gs_lgp->gnome_print_stroke( m_gpc );
1273 }
1274 #endif // wxUSE_SPLINES
1275
1276 bool wxGnomePrintDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1277 wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask,
1278 wxCoord xsrcMask, wxCoord ysrcMask)
1279 {
1280 wxCHECK_MSG( source, false, wxT("invalid source dc") );
1281
1282 // blit into a bitmap
1283 wxBitmap bitmap( width, height );
1284 wxMemoryDC memDC;
1285 memDC.SelectObject(bitmap);
1286 memDC.Blit(0, 0, width, height, source, xsrc, ysrc, rop); /* TODO: Blit transparently? */
1287 memDC.SelectObject(wxNullBitmap);
1288
1289 // draw bitmap. scaling and positioning is done there
1290 DrawBitmap( bitmap, xdest, ydest );
1291
1292 return true;
1293 }
1294
1295 void wxGnomePrintDC::DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y )
1296 {
1297 DoDrawBitmap( icon, x, y, true );
1298 }
1299
1300 void wxGnomePrintDC::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask )
1301 {
1302 if (!bitmap.Ok()) return;
1303
1304 if (bitmap.HasPixbuf())
1305 {
1306 GdkPixbuf *pixbuf = bitmap.GetPixbuf();
1307 guchar *raw_image = gdk_pixbuf_get_pixels( pixbuf );
1308 bool has_alpha = gdk_pixbuf_get_has_alpha( pixbuf );
1309 int rowstride = gdk_pixbuf_get_rowstride( pixbuf );
1310 int height = gdk_pixbuf_get_height( pixbuf );
1311 int width = gdk_pixbuf_get_width( pixbuf );
1312
1313 gs_lgp->gnome_print_gsave( m_gpc );
1314 double matrix[6];
1315 matrix[0] = XLOG2DEVREL(width);
1316 matrix[1] = 0;
1317 matrix[2] = 0;
1318 matrix[3] = YLOG2DEVREL(height);
1319 matrix[4] = XLOG2DEV(x);
1320 matrix[5] = YLOG2DEV(y+height);
1321 gs_lgp->gnome_print_concat( m_gpc, matrix );
1322 gs_lgp->gnome_print_moveto( m_gpc, 0, 0 );
1323 if (has_alpha)
1324 gs_lgp->gnome_print_rgbaimage( m_gpc, (guchar *)raw_image, width, height, rowstride );
1325 else
1326 gs_lgp->gnome_print_rgbimage( m_gpc, (guchar *)raw_image, width, height, rowstride );
1327 gs_lgp->gnome_print_grestore( m_gpc );
1328 }
1329 else
1330 {
1331 wxImage image = bitmap.ConvertToImage();
1332
1333 if (!image.Ok()) return;
1334
1335 gs_lgp->gnome_print_gsave( m_gpc );
1336 double matrix[6];
1337 matrix[0] = XLOG2DEVREL(image.GetWidth());
1338 matrix[1] = 0;
1339 matrix[2] = 0;
1340 matrix[3] = YLOG2DEVREL(image.GetHeight());
1341 matrix[4] = XLOG2DEV(x);
1342 matrix[5] = YLOG2DEV(y+image.GetHeight());
1343 gs_lgp->gnome_print_concat( m_gpc, matrix );
1344 gs_lgp->gnome_print_moveto( m_gpc, 0, 0 );
1345 gs_lgp->gnome_print_rgbimage( m_gpc, (guchar*) image.GetData(), image.GetWidth(), image.GetHeight(), image.GetWidth()*3 );
1346 gs_lgp->gnome_print_grestore( m_gpc );
1347 }
1348 }
1349
1350 void wxGnomePrintDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
1351 {
1352 DoDrawRotatedText( text, x, y, 0.0 );
1353 }
1354
1355 void wxGnomePrintDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle)
1356 {
1357 x = XLOG2DEV(x);
1358 y = YLOG2DEV(y);
1359
1360 bool underlined = m_font.Ok() && m_font.GetUnderlined();
1361
1362 #if wxUSE_UNICODE
1363 const wxCharBuffer data = wxConvUTF8.cWC2MB( text );
1364 #else
1365 const wxWCharBuffer wdata = wxConvLocal.cMB2WC( text );
1366 if ( !wdata )
1367 return;
1368 const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
1369 #endif
1370
1371 size_t datalen = strlen((const char*)data);
1372 pango_layout_set_text( m_layout, (const char*) data, datalen);
1373
1374 if (underlined)
1375 {
1376 PangoAttrList *attrs = pango_attr_list_new();
1377 PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
1378 a->start_index = 0;
1379 a->end_index = datalen;
1380 pango_attr_list_insert(attrs, a);
1381 pango_layout_set_attributes(m_layout, attrs);
1382 pango_attr_list_unref(attrs);
1383 }
1384
1385 if (m_textForegroundColour.Ok())
1386 {
1387 unsigned char red = m_textForegroundColour.Red();
1388 unsigned char blue = m_textForegroundColour.Blue();
1389 unsigned char green = m_textForegroundColour.Green();
1390
1391 if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
1392 {
1393 double redPS = (double)(red) / 255.0;
1394 double bluePS = (double)(blue) / 255.0;
1395 double greenPS = (double)(green) / 255.0;
1396
1397 gs_lgp->gnome_print_setrgbcolor( m_gpc, redPS, greenPS, bluePS );
1398
1399 m_currentRed = red;
1400 m_currentBlue = blue;
1401 m_currentGreen = green;
1402 }
1403 }
1404
1405 int w,h;
1406
1407 if (fabs(m_scaleY - 1.0) > 0.00001)
1408 {
1409 // If there is a user or actually any scale applied to
1410 // the device context, scale the font.
1411
1412 // scale font description
1413 gint oldSize = pango_font_description_get_size( m_fontdesc );
1414 double size = oldSize;
1415 size = size * m_scaleY;
1416 pango_font_description_set_size( m_fontdesc, (gint)size );
1417
1418 // actually apply scaled font
1419 pango_layout_set_font_description( m_layout, m_fontdesc );
1420
1421 pango_layout_get_pixel_size( m_layout, &w, &h );
1422 #if 0
1423 if ( m_backgroundMode == wxSOLID )
1424 {
1425 gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
1426 gdk_draw_rectangle(m_window, m_textGC, TRUE, x, y, w, h);
1427 gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
1428 }
1429 #endif
1430 // Draw layout.
1431 gs_lgp->gnome_print_moveto (m_gpc, x, y);
1432 if (fabs(angle) > 0.00001)
1433 {
1434 gs_lgp->gnome_print_gsave( m_gpc );
1435 gs_lgp->gnome_print_rotate( m_gpc, angle );
1436 gs_lgp->gnome_print_pango_layout( m_gpc, m_layout );
1437 gs_lgp->gnome_print_grestore( m_gpc );
1438 }
1439 else
1440 {
1441 gs_lgp->gnome_print_pango_layout( m_gpc, m_layout );
1442 }
1443
1444 // reset unscaled size
1445 pango_font_description_set_size( m_fontdesc, oldSize );
1446
1447 // actually apply unscaled font
1448 pango_layout_set_font_description( m_layout, m_fontdesc );
1449 }
1450 else
1451 {
1452 pango_layout_get_pixel_size( m_layout, &w, &h );
1453 #if 0
1454 if ( m_backgroundMode == wxSOLID )
1455 {
1456 gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
1457 gdk_draw_rectangle(m_window, m_textGC, TRUE, x, y, w, h);
1458 gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
1459 }
1460 #endif
1461 // Draw layout.
1462 gs_lgp->gnome_print_moveto (m_gpc, x, y);
1463 if (fabs(angle) > 0.00001)
1464 {
1465 gs_lgp->gnome_print_gsave( m_gpc );
1466 gs_lgp->gnome_print_rotate( m_gpc, angle );
1467 gs_lgp->gnome_print_pango_layout( m_gpc, m_layout );
1468 gs_lgp->gnome_print_grestore( m_gpc );
1469 }
1470 else
1471 {
1472 gs_lgp->gnome_print_pango_layout( m_gpc, m_layout );
1473 }
1474 }
1475
1476 if (underlined)
1477 {
1478 // undo underline attributes setting:
1479 pango_layout_set_attributes(m_layout, NULL);
1480 }
1481
1482 CalcBoundingBox (x + w, y + h);
1483 }
1484
1485 void wxGnomePrintDC::Clear()
1486 {
1487 }
1488
1489 void wxGnomePrintDC::SetFont( const wxFont& font )
1490 {
1491 m_font = font;
1492
1493 if (m_font.Ok())
1494 {
1495 if (m_fontdesc)
1496 pango_font_description_free( m_fontdesc );
1497
1498 m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description );
1499
1500 pango_layout_set_font_description( m_layout, m_fontdesc );
1501 }
1502 }
1503
1504 void wxGnomePrintDC::SetPen( const wxPen& pen )
1505 {
1506 if (!pen.Ok()) return;
1507
1508 m_pen = pen;
1509
1510 gs_lgp->gnome_print_setlinewidth( m_gpc, XLOG2DEVREL( 1000 * m_pen.GetWidth() ) / 1000.0f );
1511
1512 static const double dotted[] = {2.0, 5.0};
1513 static const double short_dashed[] = {4.0, 4.0};
1514 static const double wxCoord_dashed[] = {4.0, 8.0};
1515 static const double dotted_dashed[] = {6.0, 6.0, 2.0, 6.0};
1516
1517 switch (m_pen.GetStyle())
1518 {
1519 case wxDOT: gs_lgp->gnome_print_setdash( m_gpc, 2, dotted, 0 ); break;
1520 case wxSHORT_DASH: gs_lgp->gnome_print_setdash( m_gpc, 2, short_dashed, 0 ); break;
1521 case wxLONG_DASH: gs_lgp->gnome_print_setdash( m_gpc, 2, wxCoord_dashed, 0 ); break;
1522 case wxDOT_DASH: gs_lgp->gnome_print_setdash( m_gpc, 4, dotted_dashed, 0 ); break;
1523 case wxSOLID:
1524 case wxTRANSPARENT:
1525 default: gs_lgp->gnome_print_setdash( m_gpc, 0, NULL, 0 ); break;
1526 }
1527
1528
1529 unsigned char red = m_pen.GetColour().Red();
1530 unsigned char blue = m_pen.GetColour().Blue();
1531 unsigned char green = m_pen.GetColour().Green();
1532
1533 if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
1534 {
1535 double redPS = (double)(red) / 255.0;
1536 double bluePS = (double)(blue) / 255.0;
1537 double greenPS = (double)(green) / 255.0;
1538
1539 gs_lgp->gnome_print_setrgbcolor( m_gpc, redPS, greenPS, bluePS );
1540
1541 m_currentRed = red;
1542 m_currentBlue = blue;
1543 m_currentGreen = green;
1544 }
1545 }
1546
1547 void wxGnomePrintDC::SetBrush( const wxBrush& brush )
1548 {
1549 if (!brush.Ok()) return;
1550
1551 m_brush = brush;
1552
1553 // Brush colour
1554 unsigned char red = m_brush.GetColour().Red();
1555 unsigned char blue = m_brush.GetColour().Blue();
1556 unsigned char green = m_brush.GetColour().Green();
1557
1558 if (!m_colour)
1559 {
1560 // Anything not white is black
1561 if (! (red == (unsigned char) 255 &&
1562 blue == (unsigned char) 255 &&
1563 green == (unsigned char) 255) )
1564 {
1565 red = (unsigned char) 0;
1566 green = (unsigned char) 0;
1567 blue = (unsigned char) 0;
1568 }
1569 // setgray here ?
1570 }
1571
1572 if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
1573 {
1574 double redPS = (double)(red) / 255.0;
1575 double bluePS = (double)(blue) / 255.0;
1576 double greenPS = (double)(green) / 255.0;
1577
1578 gs_lgp->gnome_print_setrgbcolor( m_gpc, redPS, greenPS, bluePS );
1579
1580 m_currentRed = red;
1581 m_currentBlue = blue;
1582 m_currentGreen = green;
1583 }
1584 }
1585
1586 void wxGnomePrintDC::SetLogicalFunction( int function )
1587 {
1588 }
1589
1590 void wxGnomePrintDC::SetBackground( const wxBrush& brush )
1591 {
1592 }
1593
1594 void wxGnomePrintDC::DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1595 {
1596 }
1597
1598 void wxGnomePrintDC::DestroyClippingRegion()
1599 {
1600 }
1601
1602 bool wxGnomePrintDC::StartDoc(const wxString& message)
1603 {
1604 SetDeviceOrigin( 0,0 );
1605
1606 return true;
1607 }
1608
1609 void wxGnomePrintDC::EndDoc()
1610 {
1611 gs_lgp->gnome_print_end_doc( m_gpc );
1612 }
1613
1614 void wxGnomePrintDC::StartPage()
1615 {
1616 gs_lgp->gnome_print_beginpage( m_gpc, (const guchar*) "page" );
1617 }
1618
1619 void wxGnomePrintDC::EndPage()
1620 {
1621 gs_lgp->gnome_print_showpage( m_gpc );
1622 }
1623
1624 wxCoord wxGnomePrintDC::GetCharHeight() const
1625 {
1626 pango_layout_set_text( m_layout, "H", 1 );
1627
1628 int w,h;
1629 pango_layout_get_pixel_size( m_layout, &w, &h );
1630
1631 return h;
1632 }
1633
1634 wxCoord wxGnomePrintDC::GetCharWidth() const
1635 {
1636 pango_layout_set_text( m_layout, "H", 1 );
1637
1638 int w,h;
1639 pango_layout_get_pixel_size( m_layout, &w, &h );
1640
1641 return w;
1642 }
1643
1644 void wxGnomePrintDC::DoGetTextExtent(const wxString& string, wxCoord *width, wxCoord *height,
1645 wxCoord *descent,
1646 wxCoord *externalLeading,
1647 wxFont *theFont ) const
1648 {
1649 if ( width )
1650 *width = 0;
1651 if ( height )
1652 *height = 0;
1653 if ( descent )
1654 *descent = 0;
1655 if ( externalLeading )
1656 *externalLeading = 0;
1657
1658 if (string.empty())
1659 {
1660 return;
1661 }
1662
1663 // Set new font description
1664 if (theFont)
1665 pango_layout_set_font_description( m_layout, theFont->GetNativeFontInfo()->description );
1666
1667 // Set layout's text
1668 #if wxUSE_UNICODE
1669 const wxCharBuffer data = wxConvUTF8.cWC2MB( string );
1670 const char *dataUTF8 = (const char *)data;
1671 #else
1672 const wxWCharBuffer wdata = wxConvLocal.cMB2WC( string );
1673 if ( !wdata )
1674 {
1675 if (width) (*width) = 0;
1676 if (height) (*height) = 0;
1677 return;
1678 }
1679 const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
1680 const char *dataUTF8 = (const char *)data;
1681 #endif
1682
1683 if ( !dataUTF8 )
1684 {
1685 // hardly ideal, but what else can we do if conversion failed?
1686 return;
1687 }
1688
1689 pango_layout_set_text( m_layout, dataUTF8, strlen(dataUTF8) );
1690
1691 int w,h;
1692 pango_layout_get_pixel_size( m_layout, &w, &h );
1693
1694 if (width)
1695 *width = (wxCoord)(w / m_scaleX);
1696 if (height)
1697 *height = (wxCoord)(h / m_scaleY);
1698 if (descent)
1699 {
1700 PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
1701 int baseline = pango_layout_iter_get_baseline(iter);
1702 pango_layout_iter_free(iter);
1703 *descent = h - PANGO_PIXELS(baseline);
1704 }
1705
1706 // Reset old font description
1707 if (theFont)
1708 pango_layout_set_font_description( m_layout, m_fontdesc );
1709 }
1710
1711 void wxGnomePrintDC::DoGetSize(int* width, int* height) const
1712 {
1713 wxGnomePrintNativeData *native =
1714 (wxGnomePrintNativeData*) m_printData.GetNativeData();
1715
1716 // Query page size. This seems to omit the margins
1717 // right now, although it shouldn't
1718 double pw,ph;
1719 gs_lgp->gnome_print_job_get_page_size( native->GetPrintJob(), &pw, &ph );
1720
1721 if (width)
1722 *width = (int) (pw + 0.5);
1723 if (height)
1724 *height = (int) (ph + 0.5);
1725 }
1726
1727 void wxGnomePrintDC::DoGetSizeMM(int *width, int *height) const
1728 {
1729 wxGnomePrintNativeData *native =
1730 (wxGnomePrintNativeData*) m_printData.GetNativeData();
1731
1732 // This code assumes values in Pts.
1733
1734 double pw,ph;
1735 gs_lgp->gnome_print_job_get_page_size( native->GetPrintJob(), &pw, &ph );
1736
1737 // Convert to mm.
1738
1739 const GnomePrintUnit *mm_unit = gs_lgp->gnome_print_unit_get_by_abbreviation( (const guchar*) "mm" );
1740 const GnomePrintUnit *pts_unit = gs_lgp->gnome_print_unit_get_by_abbreviation( (const guchar*) "Pts" );
1741 gs_lgp->gnome_print_convert_distance( &pw, pts_unit, mm_unit );
1742 gs_lgp->gnome_print_convert_distance( &ph, pts_unit, mm_unit );
1743
1744 if (width)
1745 *width = (int) (pw + 0.5);
1746 if (height)
1747 *height = (int) (ph + 0.5);
1748 }
1749
1750 wxSize wxGnomePrintDC::GetPPI() const
1751 {
1752 return wxSize(72,72);
1753 }
1754
1755 void wxGnomePrintDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
1756 {
1757 m_signX = (xLeftRight ? 1 : -1);
1758 m_signY = (yBottomUp ? 1 : -1);
1759
1760 ComputeScaleAndOrigin();
1761 }
1762
1763 void wxGnomePrintDC::SetDeviceOrigin( wxCoord x, wxCoord y )
1764 {
1765 int h = 0;
1766 int w = 0;
1767 GetSize( &w, &h );
1768
1769 wxDC::SetDeviceOrigin( x, h-y );
1770 }
1771
1772 void wxGnomePrintDC::SetResolution(int ppi)
1773 {
1774 }
1775
1776 int wxGnomePrintDC::GetResolution()
1777 {
1778 return 72;
1779 }
1780
1781
1782 class wxGnomePrintModule: public wxModule
1783 {
1784 public:
1785 wxGnomePrintModule() {}
1786 bool OnInit();
1787 void OnExit();
1788
1789 private:
1790 DECLARE_DYNAMIC_CLASS(wxGnomePrintModule)
1791 };
1792
1793 bool wxGnomePrintModule::OnInit()
1794 {
1795 gs_lgp = new wxGnomePrintLibrary;
1796 if (gs_lgp->IsOk())
1797 wxPrintFactory::SetPrintFactory( new wxGnomePrintFactory );
1798 return true;
1799 }
1800
1801 void wxGnomePrintModule::OnExit()
1802 {
1803 delete gs_lgp;
1804 }
1805
1806 IMPLEMENT_DYNAMIC_CLASS(wxGnomePrintModule, wxModule)
1807
1808 #endif
1809 // wxUSE_LIBGNOMEPRINT
wxWidgets (Impactor)