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