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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 // For compilers that support precompilation, includes "wx/wx.h".
12 #include "wx/wxprec.h"
13
14 #ifdef __BORLANDC__
15 #pragma hdrstop
16 #endif
17
18 #if wxUSE_LIBGNOMEPRINT
19
20 #include "wx/gtk/gnome/gprint.h"
21
22 #ifndef WX_PRECOMP
23 #include "wx/log.h"
24 #include "wx/dcmemory.h"
25 #include "wx/icon.h"
26 #include "wx/math.h"
27 #include "wx/image.h"
28 #include "wx/module.h"
29 #include "wx/crt.h"
30 #endif
31
32 #include "wx/fontutil.h"
33 #include "wx/gtk/private.h"
34 #include "wx/dynlib.h"
35 #include "wx/paper.h"
36 #include "wx/dcprint.h"
37
38 #include <libgnomeprint/gnome-print.h>
39 #include <libgnomeprint/gnome-print-pango.h>
40 #include <libgnomeprint/gnome-print-config.h>
41 #include <libgnomeprintui/gnome-print-dialog.h>
42 #include <libgnomeprintui/gnome-print-job-preview.h>
43 #include <libgnomeprintui/gnome-print-paper-selector.h>
44
45 #include "wx/link.h"
46 wxFORCE_LINK_THIS_MODULE(gnome_print)
47
48 //----------------------------------------------------------------------------
49 // wxGnomePrintLibrary
50 //----------------------------------------------------------------------------
51
52 class wxGnomePrintLibrary
53 {
54 public:
55 wxGnomePrintLibrary();
56 ~wxGnomePrintLibrary();
57
58 bool IsOk();
59 private:
60 bool InitializeMethods();
61
62 wxDynamicLibrary m_libGnomePrint;
63 wxDynamicLibrary m_libGnomePrintUI;
64
65 // only true if we successfully loaded both libraries
66 //
67 // don't rename this field, it's used by wxDL_XXX macros internally
68 bool m_ok;
69
70 public:
71 wxDL_METHOD_DEFINE( gint, gnome_print_newpath,
72 (GnomePrintContext *pc), (pc), 0 )
73 wxDL_METHOD_DEFINE( gint, gnome_print_moveto,
74 (GnomePrintContext *pc, gdouble x, gdouble y), (pc, x, y), 0 )
75 wxDL_METHOD_DEFINE( gint, gnome_print_lineto,
76 (GnomePrintContext *pc, gdouble x, gdouble y), (pc, x, y), 0 )
77 wxDL_METHOD_DEFINE( gint, gnome_print_arcto,
78 (GnomePrintContext *pc, gdouble x, gdouble y, gdouble radius, gdouble angle1, gdouble angle2, gint direction ), (pc, x, y, radius, angle1, angle2, direction), 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 wxDL_METHOD_DEFINE( gint, gnome_print_translate,
106 (GnomePrintContext *pc, gdouble x, gdouble y), (pc, x, y), 0 )
107
108 wxDL_METHOD_DEFINE( gint, gnome_print_gsave,
109 (GnomePrintContext *pc), (pc), 0 )
110 wxDL_METHOD_DEFINE( gint, gnome_print_grestore,
111 (GnomePrintContext *pc), (pc), 0 )
112
113 wxDL_METHOD_DEFINE( gint, gnome_print_clip,
114 (GnomePrintContext *pc), (pc), 0 )
115 wxDL_METHOD_DEFINE( gint, gnome_print_eoclip,
116 (GnomePrintContext *pc), (pc), 0 )
117
118 wxDL_METHOD_DEFINE( gint, gnome_print_beginpage,
119 (GnomePrintContext *pc, const guchar* name), (pc, name), 0 )
120 wxDL_METHOD_DEFINE( gint, gnome_print_showpage,
121 (GnomePrintContext *pc), (pc), 0 )
122 wxDL_METHOD_DEFINE( gint, gnome_print_end_doc,
123 (GnomePrintContext *pc), (pc), 0 )
124
125 wxDL_METHOD_DEFINE( PangoLayout*, gnome_print_pango_create_layout,
126 (GnomePrintContext *gpc), (gpc), NULL )
127 wxDL_VOIDMETHOD_DEFINE( gnome_print_pango_layout,
128 (GnomePrintContext *gpc, PangoLayout *layout), (gpc, layout) )
129
130 wxDL_METHOD_DEFINE( GnomePrintJob*, gnome_print_job_new,
131 (GnomePrintConfig *config), (config), NULL )
132 wxDL_METHOD_DEFINE( GnomePrintContext*, gnome_print_job_get_context,
133 (GnomePrintJob *job), (job), NULL )
134 wxDL_METHOD_DEFINE( gint, gnome_print_job_close,
135 (GnomePrintJob *job), (job), 0 )
136 wxDL_METHOD_DEFINE( gint, gnome_print_job_print,
137 (GnomePrintJob *job), (job), 0 )
138 wxDL_METHOD_DEFINE( gboolean, gnome_print_job_get_page_size,
139 (GnomePrintJob *job, gdouble *width, gdouble *height), (job, width, height), 0 )
140
141 wxDL_METHOD_DEFINE( GnomePrintUnit*, gnome_print_unit_get_by_abbreviation,
142 (const guchar *abbreviation), (abbreviation), NULL )
143 wxDL_METHOD_DEFINE( gboolean, gnome_print_convert_distance,
144 (gdouble *distance, const GnomePrintUnit *from, const GnomePrintUnit *to), (distance, from, to), false )
145
146 wxDL_METHOD_DEFINE( GnomePrintConfig*, gnome_print_config_default,
147 (void), (), NULL )
148 wxDL_METHOD_DEFINE( gboolean, gnome_print_config_set,
149 (GnomePrintConfig *config, const guchar *key, const guchar *value), (config, key, value), false )
150 wxDL_METHOD_DEFINE( gboolean, gnome_print_config_set_double,
151 (GnomePrintConfig *config, const guchar *key, gdouble value), (config, key, value), false )
152 wxDL_METHOD_DEFINE( gboolean, gnome_print_config_set_int,
153 (GnomePrintConfig *config, const guchar *key, gint value), (config, key, value), false )
154 wxDL_METHOD_DEFINE( gboolean, gnome_print_config_set_boolean,
155 (GnomePrintConfig *config, const guchar *key, gboolean value), (config, key, value), false )
156 wxDL_METHOD_DEFINE( gboolean, gnome_print_config_set_length,
157 (GnomePrintConfig *config, const guchar *key, gdouble value, const GnomePrintUnit *unit), (config, key, value, unit), false )
158
159 wxDL_METHOD_DEFINE( guchar*, gnome_print_config_get,
160 (GnomePrintConfig *config, const guchar *key), (config, key), NULL )
161 wxDL_METHOD_DEFINE( gboolean, gnome_print_config_get_length,
162 (GnomePrintConfig *config, const guchar *key, gdouble *val, const GnomePrintUnit **unit), (config, key, val, unit), false )
163 wxDL_METHOD_DEFINE( gboolean, gnome_print_config_get_boolean,
164 (GnomePrintConfig *config, const guchar *key, gboolean *val), (config, key, val), false )
165
166 wxDL_METHOD_DEFINE( GtkWidget*, gnome_print_dialog_new,
167 (GnomePrintJob *gpj, const guchar *title, gint flags), (gpj, title, flags), NULL )
168 wxDL_VOIDMETHOD_DEFINE( gnome_print_dialog_construct_range_page,
169 (GnomePrintDialog *gpd, gint flags, gint start, gint end,
170 const guchar *currentlabel, const guchar *rangelabel),
171 (gpd, flags, start, end, currentlabel, rangelabel) )
172 wxDL_VOIDMETHOD_DEFINE( gnome_print_dialog_get_copies,
173 (GnomePrintDialog *gpd, gint *copies, gboolean *collate), (gpd, copies, collate) )
174 wxDL_VOIDMETHOD_DEFINE( gnome_print_dialog_set_copies,
175 (GnomePrintDialog *gpd, gint copies, gint collate), (gpd, copies, collate) )
176 wxDL_METHOD_DEFINE( GnomePrintRangeType, gnome_print_dialog_get_range,
177 (GnomePrintDialog *gpd), (gpd), GNOME_PRINT_RANGETYPE_NONE )
178 wxDL_METHOD_DEFINE( int, gnome_print_dialog_get_range_page,
179 (GnomePrintDialog *gpd, gint *start, gint *end), (gpd, start, end), 0 )
180
181 wxDL_METHOD_DEFINE( GtkWidget*, gnome_paper_selector_new_with_flags,
182 (GnomePrintConfig *config, gint flags), (config, flags), NULL )
183
184 wxDL_METHOD_DEFINE( GtkWidget*, gnome_print_job_preview_new,
185 (GnomePrintJob *gpm, const guchar *title), (gpm, title), NULL )
186
187 wxDECLARE_NO_COPY_CLASS(wxGnomePrintLibrary);
188 };
189
190 wxGnomePrintLibrary::wxGnomePrintLibrary()
191 {
192 wxLogNull log;
193
194 m_libGnomePrint.Load("libgnomeprint-2-2.so.0");
195 m_ok = m_libGnomePrint.IsLoaded();
196 if ( !m_ok )
197 return;
198
199 m_libGnomePrintUI.Load("libgnomeprintui-2-2.so.0");
200 m_ok = m_libGnomePrintUI.IsLoaded();
201 if ( !m_ok )
202 {
203 m_libGnomePrint.Unload();
204 return;
205 }
206
207 m_ok = InitializeMethods();
208 }
209
210 wxGnomePrintLibrary::~wxGnomePrintLibrary()
211 {
212 }
213
214 bool wxGnomePrintLibrary::IsOk()
215 {
216 return m_ok;
217 }
218
219 bool wxGnomePrintLibrary::InitializeMethods()
220 {
221 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_newpath );
222 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_moveto );
223 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_lineto );
224 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_curveto );
225 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_arcto );
226 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_closepath );
227 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_stroke );
228 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_fill );
229 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_setrgbcolor );
230 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_setlinewidth );
231 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_setdash );
232
233 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_rgbimage );
234 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_rgbaimage );
235
236 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_concat );
237 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_scale );
238 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_rotate );
239 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_translate );
240
241 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_gsave );
242 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_grestore );
243
244 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_clip );
245 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_eoclip );
246
247 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_beginpage );
248 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_showpage );
249 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_end_doc );
250
251 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_pango_create_layout );
252 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_pango_layout );
253
254 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_job_new );
255 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_job_get_context );
256 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_job_close );
257 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_job_print );
258 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_job_get_page_size );
259
260 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_unit_get_by_abbreviation );
261 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_convert_distance );
262
263 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_config_default );
264 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_config_set );
265 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_config_set_boolean );
266 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_config_set_double );
267 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_config_set_int );
268 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_config_set_length );
269
270 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_config_get );
271 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_config_get_length );
272 wxDL_METHOD_LOAD( m_libGnomePrint, gnome_print_config_get_boolean );
273
274 wxDL_METHOD_LOAD( m_libGnomePrintUI, gnome_print_dialog_new );
275 wxDL_METHOD_LOAD( m_libGnomePrintUI, gnome_print_dialog_construct_range_page );
276 wxDL_METHOD_LOAD( m_libGnomePrintUI, gnome_print_dialog_get_copies );
277 wxDL_METHOD_LOAD( m_libGnomePrintUI, gnome_print_dialog_set_copies );
278 wxDL_METHOD_LOAD( m_libGnomePrintUI, gnome_print_dialog_get_range );
279 wxDL_METHOD_LOAD( m_libGnomePrintUI, gnome_print_dialog_get_range_page );
280
281 wxDL_METHOD_LOAD( m_libGnomePrintUI, gnome_paper_selector_new_with_flags );
282
283 wxDL_METHOD_LOAD( m_libGnomePrintUI, gnome_print_job_preview_new );
284
285 return true;
286 }
287
288 static wxGnomePrintLibrary* gs_libGnomePrint = NULL;
289
290 //----------------------------------------------------------------------------
291 // wxGnomePrintNativeData
292 //----------------------------------------------------------------------------
293
294 IMPLEMENT_CLASS(wxGnomePrintNativeData, wxPrintNativeDataBase)
295
296 wxGnomePrintNativeData::wxGnomePrintNativeData()
297 {
298 m_config = gs_libGnomePrint->gnome_print_config_default();
299 m_job = gs_libGnomePrint->gnome_print_job_new( m_config );
300 }
301
302 wxGnomePrintNativeData::~wxGnomePrintNativeData()
303 {
304 g_object_unref (m_config);
305 }
306
307 bool wxGnomePrintNativeData::TransferTo( wxPrintData &data )
308 {
309 guchar *res = gs_libGnomePrint->gnome_print_config_get( m_config,
310 (guchar*)(char*)GNOME_PRINT_KEY_PAGE_ORIENTATION );
311 if (g_ascii_strcasecmp((const gchar *)res,"R90") == 0)
312 data.SetOrientation( wxLANDSCAPE );
313 else
314 data.SetOrientation( wxPORTRAIT );
315 g_free( res );
316
317 res = gs_libGnomePrint->gnome_print_config_get( m_config,
318 (guchar*)(char*)GNOME_PRINT_KEY_OUTPUT_FILENAME );
319 if (res)
320 {
321 data.SetFilename( wxConvFile.cMB2WX( (const char*) res ) );
322 wxPrintf( "filename %s\n", data.GetFilename() );
323 g_free( res );
324 }
325 else
326 {
327 data.SetFilename( wxEmptyString );
328 }
329
330 gboolean ret;
331 if (gs_libGnomePrint->gnome_print_config_get_boolean( m_config,
332 (guchar*)(char*)GNOME_PRINT_KEY_COLLATE, &ret))
333 {
334 data.SetCollate( ret );
335 }
336
337 // gnome_print_v
338
339 return true;
340 }
341
342 bool wxGnomePrintNativeData::TransferFrom( const wxPrintData &data )
343 {
344 if (data.GetOrientation() == wxLANDSCAPE)
345 {
346 gs_libGnomePrint->gnome_print_config_set( m_config,
347 (guchar*)(char*)GNOME_PRINT_KEY_PAGE_ORIENTATION,
348 (guchar*)(char*)"R90" );
349 }
350 else
351 {
352 gs_libGnomePrint->gnome_print_config_set( m_config,
353 (guchar*)(char*)GNOME_PRINT_KEY_PAGE_ORIENTATION,
354 (guchar*)(char*)"R0" );
355 }
356
357 if (data.GetCollate())
358 {
359 gs_libGnomePrint->gnome_print_config_set_boolean( m_config,
360 (guchar*)(char*)GNOME_PRINT_KEY_COLLATE,
361 TRUE );
362 }
363 else
364 {
365 gs_libGnomePrint->gnome_print_config_set_boolean( m_config,
366 (guchar*)(char*)GNOME_PRINT_KEY_COLLATE,
367 FALSE );
368 }
369
370 switch (data.GetPaperId())
371 {
372 case wxPAPER_A3: gs_libGnomePrint->gnome_print_config_set( m_config,
373 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
374 (guchar*)(char*)"A3" );
375 break;
376 case wxPAPER_A5: gs_libGnomePrint->gnome_print_config_set( m_config,
377 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
378 (guchar*)(char*)"A5" );
379 break;
380 case wxPAPER_B4: gs_libGnomePrint->gnome_print_config_set( m_config,
381 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
382 (guchar*)(char*)"B4" );
383 break;
384 case wxPAPER_B5: gs_libGnomePrint->gnome_print_config_set( m_config,
385 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
386 (guchar*)(char*)"B5" );
387 break;
388 case wxPAPER_LETTER: gs_libGnomePrint->gnome_print_config_set( m_config,
389 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
390 (guchar*)(char*)"USLetter" );
391 break;
392 case wxPAPER_LEGAL: gs_libGnomePrint->gnome_print_config_set( m_config,
393 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
394 (guchar*)(char*)"USLegal" );
395 break;
396 case wxPAPER_EXECUTIVE: gs_libGnomePrint->gnome_print_config_set( m_config,
397 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
398 (guchar*)(char*)"Executive" );
399 break;
400 case wxPAPER_ENV_C5: gs_libGnomePrint->gnome_print_config_set( m_config,
401 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
402 (guchar*)(char*)"C5" );
403 break;
404 case wxPAPER_ENV_C6: gs_libGnomePrint->gnome_print_config_set( m_config,
405 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
406 (guchar*)(char*)"C6" );
407 break;
408 case wxPAPER_NONE: break;
409
410 default:
411 case wxPAPER_A4: gs_libGnomePrint->gnome_print_config_set( m_config,
412 (guchar*)(char*)GNOME_PRINT_KEY_PAPER_SIZE,
413 (guchar*)(char*)"A4" );
414 break;
415 }
416
417 return true;
418 }
419
420 //----------------------------------------------------------------------------
421 // wxGnomePrintFactory
422 //----------------------------------------------------------------------------
423
424 wxPrinterBase* wxGnomePrintFactory::CreatePrinter( wxPrintDialogData *data )
425 {
426 return new wxGnomePrinter( data );
427 }
428
429 wxPrintPreviewBase *wxGnomePrintFactory::CreatePrintPreview( wxPrintout *preview,
430 wxPrintout *printout,
431 wxPrintDialogData *data )
432 {
433 return new wxGnomePrintPreview( preview, printout, data );
434 }
435
436 wxPrintPreviewBase *wxGnomePrintFactory::CreatePrintPreview( wxPrintout *preview,
437 wxPrintout *printout,
438 wxPrintData *data )
439 {
440 return new wxGnomePrintPreview( preview, printout, data );
441 }
442
443 wxPrintDialogBase *wxGnomePrintFactory::CreatePrintDialog( wxWindow *parent,
444 wxPrintDialogData *data )
445 {
446 return new wxGnomePrintDialog( parent, data );
447 }
448
449 wxPrintDialogBase *wxGnomePrintFactory::CreatePrintDialog( wxWindow *parent,
450 wxPrintData *data )
451 {
452 return new wxGnomePrintDialog( parent, data );
453 }
454
455 wxPageSetupDialogBase *wxGnomePrintFactory::CreatePageSetupDialog( wxWindow *parent,
456 wxPageSetupDialogData * data )
457 {
458 // The native page setup dialog is broken. It
459 // miscalculates newly entered values for the
460 // margins if you have not chose "points" but
461 // e.g. centimerters.
462 // This has been fixed in GNOME CVS (maybe
463 // fixed in libgnomeprintui 2.8.1)
464
465 return new wxGnomePageSetupDialog( parent, data );
466 }
467
468 bool wxGnomePrintFactory::HasPrintSetupDialog()
469 {
470 return false;
471 }
472
473 wxDialog *
474 wxGnomePrintFactory::CreatePrintSetupDialog(wxWindow * WXUNUSED(parent),
475 wxPrintData * WXUNUSED(data))
476 {
477 return NULL;
478 }
479
480
481 #if wxUSE_NEW_DC
482
483 wxDCImpl* wxGnomePrintFactory::CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data )
484 {
485 return new wxGnomePrinterDCImpl( owner, data );
486 }
487
488 #else
489
490 wxDC* wxGnomePrintFactory::CreatePrinterDC( const wxPrintData& data )
491 {
492 return new wxGnomePrinterDC(data);
493 }
494
495 #endif
496
497 bool wxGnomePrintFactory::HasOwnPrintToFile()
498 {
499 return true;
500 }
501
502 bool wxGnomePrintFactory::HasPrinterLine()
503 {
504 return true;
505 }
506
507 wxString wxGnomePrintFactory::CreatePrinterLine()
508 {
509 // redundant now
510 return wxEmptyString;
511 }
512
513 bool wxGnomePrintFactory::HasStatusLine()
514 {
515 // redundant now
516 return true;
517 }
518
519 wxString wxGnomePrintFactory::CreateStatusLine()
520 {
521 // redundant now
522 return wxEmptyString;
523 }
524
525 wxPrintNativeDataBase *wxGnomePrintFactory::CreatePrintNativeData()
526 {
527 return new wxGnomePrintNativeData;
528 }
529
530 //----------------------------------------------------------------------------
531 // wxGnomePrintSetupDialog
532 //----------------------------------------------------------------------------
533
534 IMPLEMENT_CLASS(wxGnomePrintDialog, wxPrintDialogBase)
535
536 wxGnomePrintDialog::wxGnomePrintDialog( wxWindow *parent, wxPrintDialogData *data )
537 : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
538 wxPoint(0, 0), wxSize(600, 600),
539 wxDEFAULT_DIALOG_STYLE |
540 wxTAB_TRAVERSAL)
541 {
542 if (data)
543 m_printDialogData = *data;
544
545 Init();
546 }
547
548 wxGnomePrintDialog::wxGnomePrintDialog( wxWindow *parent, wxPrintData *data )
549 : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
550 wxPoint(0, 0), wxSize(600, 600),
551 wxDEFAULT_DIALOG_STYLE |
552 wxTAB_TRAVERSAL)
553 {
554 if (data)
555 m_printDialogData = *data;
556
557 Init();
558 }
559
560 void wxGnomePrintDialog::Init()
561 {
562 wxPrintData data = m_printDialogData.GetPrintData();
563
564 data.ConvertToNative();
565
566 wxGnomePrintNativeData *native =
567 (wxGnomePrintNativeData*) data.GetNativeData();
568
569 m_widget = gs_libGnomePrint->gnome_print_dialog_new( native->GetPrintJob(),
570 (guchar*)"Print",
571 GNOME_PRINT_DIALOG_RANGE|GNOME_PRINT_DIALOG_COPIES );
572
573 int flag = 0;
574 if (m_printDialogData.GetEnableSelection())
575 flag |= GNOME_PRINT_RANGE_SELECTION;
576 if (m_printDialogData.GetEnablePageNumbers())
577 flag |= GNOME_PRINT_RANGE_ALL|GNOME_PRINT_RANGE_RANGE;
578
579 gs_libGnomePrint->gnome_print_dialog_construct_range_page( (GnomePrintDialog*) m_widget,
580 flag,
581 m_printDialogData.GetMinPage(),
582 m_printDialogData.GetMaxPage(),
583 NULL,
584 NULL );
585 }
586
587 wxGnomePrintDialog::~wxGnomePrintDialog()
588 {
589 m_widget = NULL;
590 }
591
592 int wxGnomePrintDialog::ShowModal()
593 {
594 int response = gtk_dialog_run (GTK_DIALOG (m_widget));
595
596 if (response == GNOME_PRINT_DIALOG_RESPONSE_CANCEL)
597 {
598 gtk_widget_destroy(m_widget);
599 m_widget = NULL;
600
601 return wxID_CANCEL;
602 }
603
604 m_printDialogData.GetPrintData().ConvertFromNative();
605
606 gint copies = 1;
607 gboolean collate = false;
608 gs_libGnomePrint->gnome_print_dialog_get_copies( (GnomePrintDialog*) m_widget, &copies, &collate );
609 m_printDialogData.SetNoCopies( copies );
610 m_printDialogData.SetCollate( collate );
611
612 // Cast needed to avoid warnings because the gnome_print_dialog_get_range()
613 // is declared as returning a wrong enum type.
614 switch ( static_cast<int>( gs_libGnomePrint->gnome_print_dialog_get_range( (GnomePrintDialog*) m_widget )))
615 {
616 case GNOME_PRINT_RANGE_SELECTION:
617 m_printDialogData.SetSelection( true );
618 break;
619 case GNOME_PRINT_RANGE_ALL:
620 m_printDialogData.SetAllPages( true );
621 m_printDialogData.SetFromPage( 0 );
622 m_printDialogData.SetToPage( 9999 );
623 break;
624 case GNOME_PRINT_RANGE_RANGE:
625 default:
626 gint start,end;
627 gs_libGnomePrint->gnome_print_dialog_get_range_page( (GnomePrintDialog*) m_widget, &start, &end );
628 m_printDialogData.SetFromPage( start );
629 m_printDialogData.SetToPage( end );
630 break;
631 }
632
633 gtk_widget_destroy(m_widget);
634 m_widget = NULL;
635
636 if (response == GNOME_PRINT_DIALOG_RESPONSE_PREVIEW)
637 return wxID_PREVIEW;
638
639 return wxID_OK;
640 }
641
642 wxDC *wxGnomePrintDialog::GetPrintDC()
643 {
644 // Later
645 return NULL;
646 }
647
648 bool wxGnomePrintDialog::Validate()
649 {
650 return true;
651 }
652
653 bool wxGnomePrintDialog::TransferDataToWindow()
654 {
655 return true;
656 }
657
658 bool wxGnomePrintDialog::TransferDataFromWindow()
659 {
660 return true;
661 }
662
663 //----------------------------------------------------------------------------
664 // wxGnomePageSetupDialog
665 //----------------------------------------------------------------------------
666
667 IMPLEMENT_CLASS(wxGnomePageSetupDialog, wxPageSetupDialogBase)
668
669 wxGnomePageSetupDialog::wxGnomePageSetupDialog(wxWindow * WXUNUSED(parent),
670 wxPageSetupDialogData *data)
671 {
672 if (data)
673 m_pageDialogData = *data;
674
675 m_pageDialogData.GetPrintData().ConvertToNative();
676
677 wxGnomePrintNativeData *native =
678 (wxGnomePrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();
679
680 // This *was* required as the page setup dialog
681 // calculates wrong values otherwise.
682 #if 0
683 gs_libGnomePrint->gnome_print_config_set( native->GetPrintConfig(),
684 (const guchar*) GNOME_PRINT_KEY_PREFERED_UNIT,
685 (const guchar*) "Pts" );
686 #endif
687
688 GnomePrintConfig *config = native->GetPrintConfig();
689
690 const GnomePrintUnit *mm_unit = gs_libGnomePrint->gnome_print_unit_get_by_abbreviation( (const guchar*) "mm" );
691
692 double ml = (double) m_pageDialogData.GetMarginTopLeft().x;
693 double mt = (double) m_pageDialogData.GetMarginTopLeft().y;
694 double mr = (double) m_pageDialogData.GetMarginBottomRight().x;
695 double mb = (double) m_pageDialogData.GetMarginBottomRight().y;
696
697 gs_libGnomePrint->gnome_print_config_set_length (config,
698 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_LEFT, ml, mm_unit );
699 gs_libGnomePrint->gnome_print_config_set_length (config,
700 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_RIGHT, mr, mm_unit );
701 gs_libGnomePrint->gnome_print_config_set_length (config,
702 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_TOP, mt, mm_unit );
703 gs_libGnomePrint->gnome_print_config_set_length (config,
704 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_BOTTOM, mb, mm_unit );
705
706 m_widget = gtk_dialog_new();
707
708 gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( _("Page setup") ) );
709
710 GtkWidget *main = gs_libGnomePrint->gnome_paper_selector_new_with_flags( native->GetPrintConfig(),
711 GNOME_PAPER_SELECTOR_MARGINS|GNOME_PAPER_SELECTOR_FEED_ORIENTATION );
712 gtk_container_set_border_width (GTK_CONTAINER (main), 8);
713 gtk_widget_show (main);
714
715 gtk_container_add( GTK_CONTAINER (GTK_DIALOG (m_widget)->vbox), main );
716
717 gtk_dialog_set_has_separator (GTK_DIALOG (m_widget), TRUE);
718
719 gtk_dialog_add_buttons (GTK_DIALOG (m_widget),
720 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
721 GTK_STOCK_OK, GTK_RESPONSE_OK,
722 NULL);
723
724 gtk_dialog_set_default_response (GTK_DIALOG (m_widget),
725 GTK_RESPONSE_OK);
726 }
727
728 wxGnomePageSetupDialog::~wxGnomePageSetupDialog()
729 {
730 }
731
732 wxPageSetupDialogData& wxGnomePageSetupDialog::GetPageSetupDialogData()
733 {
734 return m_pageDialogData;
735 }
736
737 int wxGnomePageSetupDialog::ShowModal()
738 {
739 wxGnomePrintNativeData *native =
740 (wxGnomePrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();
741
742 GnomePrintConfig *config = native->GetPrintConfig();
743
744
745 int ret = gtk_dialog_run( GTK_DIALOG(m_widget) );
746
747 if (ret == GTK_RESPONSE_OK)
748 {
749 // Transfer data back to m_pageDialogData
750 m_pageDialogData.GetPrintData().ConvertFromNative();
751
752 // I don't know how querying the last parameter works
753 double ml,mr,mt,mb,pw,ph;
754 gs_libGnomePrint->gnome_print_config_get_length (config,
755 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_LEFT, &ml, NULL);
756 gs_libGnomePrint->gnome_print_config_get_length (config,
757 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_RIGHT, &mr, NULL);
758 gs_libGnomePrint->gnome_print_config_get_length (config,
759 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_TOP, &mt, NULL);
760 gs_libGnomePrint->gnome_print_config_get_length (config,
761 (const guchar*) GNOME_PRINT_KEY_PAGE_MARGIN_BOTTOM, &mb, NULL);
762 gs_libGnomePrint->gnome_print_config_get_length (config,
763 (const guchar*) GNOME_PRINT_KEY_PAPER_WIDTH, &pw, NULL);
764 gs_libGnomePrint->gnome_print_config_get_length (config,
765 (const guchar*) GNOME_PRINT_KEY_PAPER_HEIGHT, &ph, NULL);
766
767 // This code converts correctly from what the user chose
768 // as the unit although I query Pts here
769 const GnomePrintUnit *mm_unit = gs_libGnomePrint->gnome_print_unit_get_by_abbreviation( (const guchar*) "mm" );
770 const GnomePrintUnit *pts_unit = gs_libGnomePrint->gnome_print_unit_get_by_abbreviation( (const guchar*) "Pts" );
771 gs_libGnomePrint->gnome_print_convert_distance( &ml, pts_unit, mm_unit );
772 gs_libGnomePrint->gnome_print_convert_distance( &mr, pts_unit, mm_unit );
773 gs_libGnomePrint->gnome_print_convert_distance( &mt, pts_unit, mm_unit );
774 gs_libGnomePrint->gnome_print_convert_distance( &mb, pts_unit, mm_unit );
775 gs_libGnomePrint->gnome_print_convert_distance( &pw, pts_unit, mm_unit );
776 gs_libGnomePrint->gnome_print_convert_distance( &ph, pts_unit, mm_unit );
777
778 m_pageDialogData.SetMarginTopLeft( wxPoint( (int)(ml+0.5), (int)(mt+0.5)) );
779 m_pageDialogData.SetMarginBottomRight( wxPoint( (int)(mr+0.5), (int)(mb+0.5)) );
780
781 m_pageDialogData.SetPaperSize( wxSize( (int)(pw+0.5), (int)(ph+0.5) ) );
782
783 ret = wxID_OK;
784 }
785 else
786 {
787 ret = wxID_CANCEL;
788 }
789
790 gtk_widget_destroy( m_widget );
791 m_widget = NULL;
792
793 return ret;
794 }
795
796 bool wxGnomePageSetupDialog::Validate()
797 {
798 return true;
799 }
800
801 bool wxGnomePageSetupDialog::TransferDataToWindow()
802 {
803 return true;
804 }
805
806 bool wxGnomePageSetupDialog::TransferDataFromWindow()
807 {
808 return true;
809 }
810
811 //----------------------------------------------------------------------------
812 // wxGnomePrinter
813 //----------------------------------------------------------------------------
814
815 IMPLEMENT_CLASS(wxGnomePrinter, wxPrinterBase)
816
817 wxGnomePrinter::wxGnomePrinter( wxPrintDialogData *data ) :
818 wxPrinterBase( data )
819 {
820 m_native_preview = false;
821 }
822
823 wxGnomePrinter::~wxGnomePrinter()
824 {
825 }
826
827 bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
828 {
829 if (!printout)
830 {
831 sm_lastError = wxPRINTER_ERROR;
832 return false;
833 }
834
835 wxPrintData printdata = GetPrintDialogData().GetPrintData();
836
837 wxGnomePrintNativeData *native =
838 (wxGnomePrintNativeData*) printdata.GetNativeData();
839
840 GnomePrintJob *job = gs_libGnomePrint->gnome_print_job_new( native->GetPrintConfig() );
841
842 // The GnomePrintJob is temporarily stored in the
843 // native print data as the native print dialog
844 // needs to access it.
845 native->SetPrintJob( job );
846
847
848 if (m_printDialogData.GetMinPage() < 1)
849 m_printDialogData.SetMinPage(1);
850 if (m_printDialogData.GetMaxPage() < 1)
851 m_printDialogData.SetMaxPage(9999);
852
853 wxDC *dc;
854 if (prompt)
855 dc = PrintDialog( parent );
856 else
857 #if wxUSE_NEW_DC
858 dc = new wxPrinterDC( printdata ); // TODO: check that this works
859 #else
860 dc = new wxGnomePrinterDC( printdata ); // TODO: check that this works
861 #endif
862
863 if (!dc)
864 {
865 gs_libGnomePrint->gnome_print_job_close( job );
866 g_object_unref (job);
867 if (sm_lastError != wxPRINTER_CANCELLED)
868 sm_lastError = wxPRINTER_ERROR;
869 return false;
870 }
871
872 printout->SetPPIScreen(wxGetDisplayPPI());
873 printout->SetPPIPrinter( dc->GetResolution(),
874 dc->GetResolution() );
875
876 printout->SetDC(dc);
877
878 int w, h;
879 dc->GetSize(&w, &h);
880 printout->SetPageSizePixels((int)w, (int)h);
881 printout->SetPaperRectPixels(wxRect(0, 0, w, h));
882 int mw, mh;
883 dc->GetSizeMM(&mw, &mh);
884 printout->SetPageSizeMM((int)mw, (int)mh);
885 printout->OnPreparePrinting();
886
887 // Get some parameters from the printout, if defined
888 int fromPage, toPage;
889 int minPage, maxPage;
890 printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
891
892 if (maxPage == 0)
893 {
894 gs_libGnomePrint->gnome_print_job_close( job );
895 g_object_unref (job);
896 sm_lastError = wxPRINTER_ERROR;
897 return false;
898 }
899
900 printout->OnBeginPrinting();
901
902 int minPageNum = minPage, maxPageNum = maxPage;
903
904 if ( !m_printDialogData.GetAllPages() )
905 {
906 minPageNum = m_printDialogData.GetFromPage();
907 maxPageNum = m_printDialogData.GetToPage();
908 }
909
910
911 int copyCount;
912 for ( copyCount = 1;
913 copyCount <= m_printDialogData.GetNoCopies();
914 copyCount++ )
915 {
916 if (!printout->OnBeginDocument(minPageNum, maxPageNum))
917 {
918 wxLogError(_("Could not start printing."));
919 sm_lastError = wxPRINTER_ERROR;
920 break;
921 }
922
923 int pn;
924 for ( pn = minPageNum;
925 pn <= maxPageNum && printout->HasPage(pn);
926 pn++ )
927 {
928 dc->StartPage();
929 printout->OnPrintPage(pn);
930 dc->EndPage();
931 }
932
933 printout->OnEndDocument();
934 printout->OnEndPrinting();
935 }
936
937 gs_libGnomePrint->gnome_print_job_close( job );
938 if (m_native_preview)
939 {
940 const wxCharBuffer title(wxGTK_CONV_SYS(_("Print preview")));
941 GtkWidget *preview = gs_libGnomePrint->gnome_print_job_preview_new
942 (
943 job,
944 (const guchar *)title.data()
945 );
946 gtk_widget_show(preview);
947 }
948 else
949 {
950 gs_libGnomePrint->gnome_print_job_print( job );
951 }
952
953 g_object_unref (job);
954 delete dc;
955
956 return (sm_lastError == wxPRINTER_NO_ERROR);
957 }
958
959 wxDC* wxGnomePrinter::PrintDialog( wxWindow *parent )
960 {
961 wxGnomePrintDialog dialog( parent, &m_printDialogData );
962 int ret = dialog.ShowModal();
963 if (ret == wxID_CANCEL)
964 {
965 sm_lastError = wxPRINTER_CANCELLED;
966 return NULL;
967 }
968
969 m_native_preview = ret == wxID_PREVIEW;
970
971 m_printDialogData = dialog.GetPrintDialogData();
972 #if wxUSE_NEW_DC
973 return new wxPrinterDC( m_printDialogData.GetPrintData() );
974 #else
975 return new wxGnomePrinterDC( m_printDialogData.GetPrintData() );
976 #endif
977 }
978
979 bool wxGnomePrinter::Setup(wxWindow * WXUNUSED(parent))
980 {
981 return false;
982 }
983
984 //-----------------------------------------------------------------------------
985 // wxGnomePrinterDC
986 //-----------------------------------------------------------------------------
987
988 // conversion
989 static const double RAD2DEG = 180.0 / M_PI;
990
991 // we don't want to use only 72 dpi from GNOME print
992 static const int DPI = 600;
993 static const double PS2DEV = 600.0 / 72.0;
994 static const double DEV2PS = 72.0 / 600.0;
995
996 #define XLOG2DEV(x) ((double)(LogicalToDeviceX(x)) * DEV2PS)
997 #define XLOG2DEVREL(x) ((double)(LogicalToDeviceXRel(x)) * DEV2PS)
998 #define YLOG2DEV(x) ((m_pageHeight - (double)LogicalToDeviceY(x)) * DEV2PS)
999 #define YLOG2DEVREL(x) ((double)(LogicalToDeviceYRel(x)) * DEV2PS)
1000
1001 #if wxUSE_NEW_DC
1002 IMPLEMENT_ABSTRACT_CLASS(wxGnomePrinterDCImpl, wxDCImpl)
1003 #else
1004 IMPLEMENT_ABSTRACT_CLASS(wxGnomePrinterDC, wxDC)
1005 #endif
1006
1007 #if wxUSE_NEW_DC
1008 wxGnomePrinterDCImpl::wxGnomePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ) :
1009 wxDCImpl( owner )
1010 #else
1011 wxGnomePrinterDC::wxGnomePrinterDC( const wxPrintData& data )
1012 #endif
1013 {
1014 m_printData = data;
1015
1016 wxGnomePrintNativeData *native =
1017 (wxGnomePrintNativeData*) m_printData.GetNativeData();
1018
1019 m_job = native->GetPrintJob();
1020 m_gpc = gs_libGnomePrint->gnome_print_job_get_context (m_job);
1021
1022 m_layout = gs_libGnomePrint->gnome_print_pango_create_layout( m_gpc );
1023 m_fontdesc = pango_font_description_from_string( "Sans 12" );
1024 m_context = NULL;
1025
1026 m_currentRed = 0;
1027 m_currentBlue = 0;
1028 m_currentGreen = 0;
1029
1030 // Query page size. This seems to omit the margins
1031 double pw,ph;
1032 gs_libGnomePrint->gnome_print_job_get_page_size( native->GetPrintJob(), &pw, &ph );
1033
1034 m_pageHeight = ph * PS2DEV;
1035 }
1036
1037 wxGnomePrinterDCImpl::~wxGnomePrinterDCImpl()
1038 {
1039 }
1040
1041 bool wxGnomePrinterDCImpl::IsOk() const
1042 {
1043 return true;
1044 }
1045
1046 bool
1047 wxGnomePrinterDCImpl::DoFloodFill(wxCoord WXUNUSED(x1),
1048 wxCoord WXUNUSED(y1),
1049 const wxColour& WXUNUSED(col),
1050 wxFloodFillStyle WXUNUSED(style))
1051 {
1052 return false;
1053 }
1054
1055 bool
1056 wxGnomePrinterDCImpl::DoGetPixel(wxCoord WXUNUSED(x1),
1057 wxCoord WXUNUSED(y1),
1058 wxColour * WXUNUSED(col)) const
1059 {
1060 return false;
1061 }
1062
1063 void wxGnomePrinterDCImpl::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
1064 {
1065 if ( m_pen.IsTransparent() )
1066 return;
1067
1068 SetPen( m_pen );
1069
1070 gs_libGnomePrint->gnome_print_moveto ( m_gpc, XLOG2DEV(x1), YLOG2DEV(y1) );
1071 gs_libGnomePrint->gnome_print_lineto ( m_gpc, XLOG2DEV(x2), YLOG2DEV(y2) );
1072 gs_libGnomePrint->gnome_print_stroke ( m_gpc);
1073
1074 CalcBoundingBox( x1, y1 );
1075 CalcBoundingBox( x2, y2 );
1076 }
1077
1078 void wxGnomePrinterDCImpl::DoCrossHair(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y))
1079 {
1080 }
1081
1082 void wxGnomePrinterDCImpl::DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc)
1083 {
1084 double dx = x1 - xc;
1085 double dy = y1 - yc;
1086 double radius = sqrt((double)(dx*dx+dy*dy));
1087 double alpha1, alpha2;
1088 if (x1 == x2 && y1 == y2)
1089 {
1090 alpha1 = 0.0;
1091 alpha2 = 360.0;
1092 }
1093 else if ( wxIsNullDouble(radius) )
1094 {
1095 alpha1 =
1096 alpha2 = 0.0;
1097 }
1098 else
1099 {
1100 alpha1 = (x1 - xc == 0) ?
1101 (y1 - yc < 0) ? 90.0 : -90.0 :
1102 -atan2(double(y1-yc), double(x1-xc)) * RAD2DEG;
1103 alpha2 = (x2 - xc == 0) ?
1104 (y2 - yc < 0) ? 90.0 : -90.0 :
1105 -atan2(double(y2-yc), double(x2-xc)) * RAD2DEG;
1106
1107 while (alpha1 <= 0) alpha1 += 360;
1108 while (alpha2 <= 0) alpha2 += 360; // adjust angles to be between
1109 while (alpha1 > 360) alpha1 -= 360; // 0 and 360 degree
1110 while (alpha2 > 360) alpha2 -= 360;
1111 }
1112
1113 if ( m_brush.IsNonTransparent() )
1114 {
1115 SetBrush( m_brush );
1116 gs_libGnomePrint->gnome_print_moveto ( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc) );
1117 gs_libGnomePrint->gnome_print_arcto( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc), XLOG2DEVREL((int)radius), alpha1, alpha2, 0 );
1118
1119 gs_libGnomePrint->gnome_print_fill( m_gpc );
1120 }
1121
1122 if ( m_pen.IsNonTransparent() )
1123 {
1124 SetPen (m_pen);
1125 gs_libGnomePrint->gnome_print_newpath( m_gpc );
1126 gs_libGnomePrint->gnome_print_moveto ( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc) );
1127 gs_libGnomePrint->gnome_print_arcto( m_gpc, XLOG2DEV(xc), YLOG2DEV(yc), XLOG2DEVREL((int)radius), alpha1, alpha2, 0 );
1128 gs_libGnomePrint->gnome_print_closepath( m_gpc );
1129
1130 gs_libGnomePrint->gnome_print_stroke( m_gpc );
1131 }
1132
1133 CalcBoundingBox (x1, y1);
1134 CalcBoundingBox (x2, y2);
1135 CalcBoundingBox (xc, yc);
1136 }
1137
1138 void wxGnomePrinterDCImpl::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea)
1139 {
1140 x += w/2;
1141 y += h/2;
1142
1143 double xx = XLOG2DEV(x);
1144 double yy = YLOG2DEV(y);
1145
1146 gs_libGnomePrint->gnome_print_gsave( m_gpc );
1147
1148 gs_libGnomePrint->gnome_print_translate( m_gpc, xx, yy );
1149 double scale = (double)YLOG2DEVREL(h) / (double) XLOG2DEVREL(w);
1150 gs_libGnomePrint->gnome_print_scale( m_gpc, 1.0, scale );
1151
1152 xx = 0.0;
1153 yy = 0.0;
1154
1155 if ( m_brush.IsNonTransparent() )
1156 {
1157 SetBrush( m_brush );
1158
1159 gs_libGnomePrint->gnome_print_moveto ( m_gpc, xx, yy );
1160 gs_libGnomePrint->gnome_print_arcto( m_gpc, xx, yy,
1161 XLOG2DEVREL(w)/2, sa, ea, 0 );
1162 gs_libGnomePrint->gnome_print_moveto ( m_gpc, xx, yy );
1163
1164 gs_libGnomePrint->gnome_print_fill( m_gpc );
1165 }
1166
1167 if ( m_pen.IsNonTransparent() )
1168 {
1169 SetPen (m_pen);
1170
1171 gs_libGnomePrint->gnome_print_arcto( m_gpc, xx, yy,
1172 XLOG2DEVREL(w)/2, sa, ea, 0 );
1173
1174 gs_libGnomePrint->gnome_print_stroke( m_gpc );
1175 }
1176
1177 gs_libGnomePrint->gnome_print_grestore( m_gpc );
1178
1179 CalcBoundingBox( x, y );
1180 CalcBoundingBox( x+w, y+h );
1181 }
1182
1183 void wxGnomePrinterDCImpl::DoDrawPoint(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y))
1184 {
1185 }
1186
1187 void wxGnomePrinterDCImpl::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset)
1188 {
1189 if (n <= 0) return;
1190
1191 if ( m_pen.IsTransparent() )
1192 return;
1193
1194 SetPen (m_pen);
1195
1196 int i;
1197 for ( i =0; i<n ; i++ )
1198 CalcBoundingBox( points[i].x+xoffset, points[i].y+yoffset);
1199
1200 gs_libGnomePrint->gnome_print_moveto ( m_gpc, XLOG2DEV(points[0].x+xoffset), YLOG2DEV(points[0].y+yoffset) );
1201
1202 for (i = 1; i < n; i++)
1203 gs_libGnomePrint->gnome_print_lineto ( m_gpc, XLOG2DEV(points[i].x+xoffset), YLOG2DEV(points[i].y+yoffset) );
1204
1205 gs_libGnomePrint->gnome_print_stroke ( m_gpc);
1206 }
1207
1208 void wxGnomePrinterDCImpl::DoDrawPolygon(int n, wxPoint points[],
1209 wxCoord xoffset, wxCoord yoffset,
1210 wxPolygonFillMode WXUNUSED(fillStyle))
1211 {
1212 if (n==0) return;
1213
1214 if ( m_brush.IsNonTransparent() )
1215 {
1216 SetBrush( m_brush );
1217
1218 int x = points[0].x + xoffset;
1219 int y = points[0].y + yoffset;
1220 CalcBoundingBox( x, y );
1221 gs_libGnomePrint->gnome_print_newpath( m_gpc );
1222 gs_libGnomePrint->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1223 int i;
1224 for (i = 1; i < n; i++)
1225 {
1226 x = points[i].x + xoffset;
1227 y = points[i].y + yoffset;
1228 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1229 CalcBoundingBox( x, y );
1230 }
1231 gs_libGnomePrint->gnome_print_closepath( m_gpc );
1232 gs_libGnomePrint->gnome_print_fill( m_gpc );
1233 }
1234
1235 if ( m_pen.IsNonTransparent() )
1236 {
1237 SetPen (m_pen);
1238
1239 int x = points[0].x + xoffset;
1240 int y = points[0].y + yoffset;
1241 gs_libGnomePrint->gnome_print_newpath( m_gpc );
1242 gs_libGnomePrint->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1243 int i;
1244 for (i = 1; i < n; i++)
1245 {
1246 x = points[i].x + xoffset;
1247 y = points[i].y + yoffset;
1248 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1249 CalcBoundingBox( x, y );
1250 }
1251 gs_libGnomePrint->gnome_print_closepath( m_gpc );
1252 gs_libGnomePrint->gnome_print_stroke( m_gpc );
1253 }
1254 }
1255
1256 void wxGnomePrinterDCImpl::DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset, wxCoord yoffset, wxPolygonFillMode fillStyle)
1257 {
1258 #if wxUSE_NEW_DC
1259 wxDCImpl::DoDrawPolyPolygon( n, count, points, xoffset, yoffset, fillStyle );
1260 #else
1261 wxDC::DoDrawPolyPolygon( n, count, points, xoffset, yoffset, fillStyle );
1262 #endif
1263 }
1264
1265 void wxGnomePrinterDCImpl::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1266 {
1267 width--;
1268 height--;
1269
1270 if ( m_brush.IsNonTransparent() )
1271 {
1272 SetBrush( m_brush );
1273
1274 gs_libGnomePrint->gnome_print_newpath( m_gpc );
1275 gs_libGnomePrint->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1276 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y) );
1277 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y + height) );
1278 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y + height) );
1279 gs_libGnomePrint->gnome_print_closepath( m_gpc );
1280 gs_libGnomePrint->gnome_print_fill( m_gpc );
1281
1282 CalcBoundingBox( x, y );
1283 CalcBoundingBox( x + width, y + height );
1284 }
1285
1286 if ( m_pen.IsNonTransparent() )
1287 {
1288 SetPen (m_pen);
1289
1290 gs_libGnomePrint->gnome_print_newpath( m_gpc );
1291 gs_libGnomePrint->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1292 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y) );
1293 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y + height) );
1294 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y + height) );
1295 gs_libGnomePrint->gnome_print_closepath( m_gpc );
1296 gs_libGnomePrint->gnome_print_stroke( m_gpc );
1297
1298 CalcBoundingBox( x, y );
1299 CalcBoundingBox( x + width, y + height );
1300 }
1301 }
1302
1303 void wxGnomePrinterDCImpl::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius)
1304 {
1305 width--;
1306 height--;
1307
1308 wxCoord rad = wxRound( radius );
1309
1310 if ( m_brush.IsNonTransparent() )
1311 {
1312 SetBrush(m_brush);
1313 gs_libGnomePrint->gnome_print_newpath(m_gpc);
1314 gs_libGnomePrint->gnome_print_moveto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1315 gs_libGnomePrint->gnome_print_curveto(m_gpc,
1316 XLOG2DEV(x + rad),YLOG2DEV(y),
1317 XLOG2DEV(x),YLOG2DEV(y),
1318 XLOG2DEV(x),YLOG2DEV(y + rad));
1319 gs_libGnomePrint->gnome_print_lineto(m_gpc,XLOG2DEV(x),YLOG2DEV(y + height - rad));
1320 gs_libGnomePrint->gnome_print_curveto(m_gpc,
1321 XLOG2DEV(x),YLOG2DEV(y + height - rad),
1322 XLOG2DEV(x),YLOG2DEV(y + height),
1323 XLOG2DEV(x + rad),YLOG2DEV(y + height));
1324 gs_libGnomePrint->gnome_print_lineto(m_gpc,XLOG2DEV(x + width - rad),YLOG2DEV(y + height));
1325 gs_libGnomePrint->gnome_print_curveto(m_gpc,
1326 XLOG2DEV(x + width - rad),YLOG2DEV(y + height),
1327 XLOG2DEV(x + width),YLOG2DEV(y + height),
1328 XLOG2DEV(x + width),YLOG2DEV(y + height - rad));
1329 gs_libGnomePrint->gnome_print_lineto(m_gpc,XLOG2DEV(x + width),YLOG2DEV(y + rad));
1330 gs_libGnomePrint->gnome_print_curveto(m_gpc,
1331 XLOG2DEV(x + width),YLOG2DEV(y + rad),
1332 XLOG2DEV(x + width),YLOG2DEV(y),
1333 XLOG2DEV(x + width - rad),YLOG2DEV(y));
1334 gs_libGnomePrint->gnome_print_lineto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1335 gs_libGnomePrint->gnome_print_closepath(m_gpc);
1336 gs_libGnomePrint->gnome_print_fill(m_gpc);
1337
1338 CalcBoundingBox(x,y);
1339 CalcBoundingBox(x+width,y+height);
1340 }
1341
1342 if ( m_pen.IsNonTransparent() )
1343 {
1344 SetPen(m_pen);
1345 gs_libGnomePrint->gnome_print_newpath(m_gpc);
1346 gs_libGnomePrint->gnome_print_moveto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1347 gs_libGnomePrint->gnome_print_curveto(m_gpc,
1348 XLOG2DEV(x + rad),YLOG2DEV(y),
1349 XLOG2DEV(x),YLOG2DEV(y),
1350 XLOG2DEV(x),YLOG2DEV(y + rad));
1351 gs_libGnomePrint->gnome_print_lineto(m_gpc,XLOG2DEV(x),YLOG2DEV(y + height - rad));
1352 gs_libGnomePrint->gnome_print_curveto(m_gpc,
1353 XLOG2DEV(x),YLOG2DEV(y + height - rad),
1354 XLOG2DEV(x),YLOG2DEV(y + height),
1355 XLOG2DEV(x + rad),YLOG2DEV(y + height));
1356 gs_libGnomePrint->gnome_print_lineto(m_gpc,XLOG2DEV(x + width - rad),YLOG2DEV(y + height));
1357 gs_libGnomePrint->gnome_print_curveto(m_gpc,
1358 XLOG2DEV(x + width - rad),YLOG2DEV(y + height),
1359 XLOG2DEV(x + width),YLOG2DEV(y + height),
1360 XLOG2DEV(x + width),YLOG2DEV(y + height - rad));
1361 gs_libGnomePrint->gnome_print_lineto(m_gpc,XLOG2DEV(x + width),YLOG2DEV(y + rad));
1362 gs_libGnomePrint->gnome_print_curveto(m_gpc,
1363 XLOG2DEV(x + width),YLOG2DEV(y + rad),
1364 XLOG2DEV(x + width),YLOG2DEV(y),
1365 XLOG2DEV(x + width - rad),YLOG2DEV(y));
1366 gs_libGnomePrint->gnome_print_lineto(m_gpc,XLOG2DEV(x + rad),YLOG2DEV(y));
1367 gs_libGnomePrint->gnome_print_closepath(m_gpc);
1368 gs_libGnomePrint->gnome_print_stroke(m_gpc);
1369
1370 CalcBoundingBox(x,y);
1371 CalcBoundingBox(x+width,y+height);
1372 }
1373 }
1374
1375 void wxGnomePrinterDCImpl::makeEllipticalPath(wxCoord x, wxCoord y,
1376 wxCoord width, wxCoord height)
1377 {
1378 double r = 4 * (sqrt(2.) - 1) / 3;
1379 double halfW = 0.5 * width,
1380 halfH = 0.5 * height,
1381 halfWR = r * halfW,
1382 halfHR = r * halfH;
1383 wxCoord halfWI = (wxCoord) halfW,
1384 halfHI = (wxCoord) halfH;
1385
1386 gs_libGnomePrint->gnome_print_newpath( m_gpc );
1387
1388 // Approximate an ellipse using four cubic splines, clockwise from 0 deg */
1389 gs_libGnomePrint->gnome_print_moveto( m_gpc,
1390 XLOG2DEV(x + width),
1391 YLOG2DEV(y + halfHI) );
1392 gs_libGnomePrint->gnome_print_curveto( m_gpc,
1393 XLOG2DEV(x + width),
1394 YLOG2DEV(y + (wxCoord) rint (halfH + halfHR)),
1395 XLOG2DEV(x + (wxCoord) rint(halfW + halfWR)),
1396 YLOG2DEV(y + height),
1397 XLOG2DEV(x + halfWI),
1398 YLOG2DEV(y + height) );
1399 gs_libGnomePrint->gnome_print_curveto( m_gpc,
1400 XLOG2DEV(x + (wxCoord) rint(halfW - halfWR)),
1401 YLOG2DEV(y + height),
1402 XLOG2DEV(x),
1403 YLOG2DEV(y + (wxCoord) rint (halfH + halfHR)),
1404 XLOG2DEV(x), YLOG2DEV(y+halfHI) );
1405 gs_libGnomePrint->gnome_print_curveto( m_gpc,
1406 XLOG2DEV(x),
1407 YLOG2DEV(y + (wxCoord) rint (halfH - halfHR)),
1408 XLOG2DEV(x + (wxCoord) rint (halfW - halfWR)),
1409 YLOG2DEV(y),
1410 XLOG2DEV(x+halfWI), YLOG2DEV(y) );
1411 gs_libGnomePrint->gnome_print_curveto( m_gpc,
1412 XLOG2DEV(x + (wxCoord) rint(halfW + halfWR)),
1413 YLOG2DEV(y),
1414 XLOG2DEV(x + width),
1415 YLOG2DEV(y + (wxCoord) rint(halfH - halfHR)),
1416 XLOG2DEV(x + width), YLOG2DEV(y + halfHI) );
1417
1418 gs_libGnomePrint->gnome_print_closepath(m_gpc);
1419 }
1420
1421 void wxGnomePrinterDCImpl::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1422 {
1423 width--;
1424 height--;
1425
1426 if ( m_brush.IsNonTransparent() )
1427 {
1428 SetBrush( m_brush );
1429 makeEllipticalPath( x, y, width, height );
1430 gs_libGnomePrint->gnome_print_fill( m_gpc );
1431 CalcBoundingBox( x, y );
1432 CalcBoundingBox( x + width, y + height );
1433 }
1434
1435 if ( m_pen.IsNonTransparent() )
1436 {
1437 SetPen (m_pen);
1438 makeEllipticalPath( x, y, width, height );
1439 gs_libGnomePrint->gnome_print_stroke( m_gpc );
1440 CalcBoundingBox( x, y );
1441 CalcBoundingBox( x + width, y + height );
1442 }
1443 }
1444
1445 #if wxUSE_SPLINES
1446 void wxGnomePrinterDCImpl::DoDrawSpline(const wxPointList *points)
1447 {
1448 SetPen (m_pen);
1449
1450 double c, d, x1, y1, x2, y2, x3, y3;
1451 wxPoint *p, *q;
1452
1453 wxPointList::compatibility_iterator node = points->GetFirst();
1454 p = node->GetData();
1455 x1 = p->x;
1456 y1 = p->y;
1457
1458 node = node->GetNext();
1459 p = node->GetData();
1460 c = p->x;
1461 d = p->y;
1462 x3 =
1463 (double)(x1 + c) / 2;
1464 y3 =
1465 (double)(y1 + d) / 2;
1466
1467 gs_libGnomePrint->gnome_print_newpath( m_gpc );
1468 gs_libGnomePrint->gnome_print_moveto( m_gpc, XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1) );
1469 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
1470
1471 CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1472 CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1473
1474 node = node->GetNext();
1475 while (node)
1476 {
1477 q = node->GetData();
1478
1479 x1 = x3;
1480 y1 = y3;
1481 x2 = c;
1482 y2 = d;
1483 c = q->x;
1484 d = q->y;
1485 x3 = (double)(x2 + c) / 2;
1486 y3 = (double)(y2 + d) / 2;
1487
1488 gs_libGnomePrint->gnome_print_curveto(m_gpc,
1489 XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1),
1490 XLOG2DEV((wxCoord)x2), YLOG2DEV((wxCoord)y2),
1491 XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
1492
1493 CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1494 CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1495
1496 node = node->GetNext();
1497 }
1498
1499 gs_libGnomePrint->gnome_print_lineto ( m_gpc, XLOG2DEV((wxCoord)c), YLOG2DEV((wxCoord)d) );
1500
1501 gs_libGnomePrint->gnome_print_stroke( m_gpc );
1502 }
1503 #endif // wxUSE_SPLINES
1504
1505 bool
1506 wxGnomePrinterDCImpl::DoBlit(wxCoord xdest, wxCoord ydest,
1507 wxCoord width, wxCoord height,
1508 wxDC *source,
1509 wxCoord xsrc, wxCoord ysrc,
1510 wxRasterOperationMode rop,
1511 bool WXUNUSED(useMask),
1512 wxCoord WXUNUSED(xsrcMask), wxCoord WXUNUSED(ysrcMask))
1513 {
1514 wxCHECK_MSG( source, false, wxT("invalid source dc") );
1515
1516 // blit into a bitmap
1517 wxBitmap bitmap( width, height );
1518 wxMemoryDC memDC;
1519 memDC.SelectObject(bitmap);
1520 memDC.Blit(0, 0, width, height, source, xsrc, ysrc, rop); /* TODO: Blit transparently? */
1521 memDC.SelectObject(wxNullBitmap);
1522
1523 // draw bitmap. scaling and positioning is done there
1524 GetOwner()->DrawBitmap( bitmap, xdest, ydest );
1525
1526 return true;
1527 }
1528
1529 void wxGnomePrinterDCImpl::DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y )
1530 {
1531 DoDrawBitmap( icon, x, y, true );
1532 }
1533
1534 void
1535 wxGnomePrinterDCImpl::DoDrawBitmap(const wxBitmap& bitmap,
1536 wxCoord x, wxCoord y,
1537 bool WXUNUSED(useMask))
1538 {
1539 if (!bitmap.IsOk()) return;
1540
1541 if (bitmap.HasPixbuf())
1542 {
1543 GdkPixbuf *pixbuf = bitmap.GetPixbuf();
1544 guchar *raw_image = gdk_pixbuf_get_pixels( pixbuf );
1545 bool has_alpha = gdk_pixbuf_get_has_alpha( pixbuf );
1546 int rowstride = gdk_pixbuf_get_rowstride( pixbuf );
1547 int height = gdk_pixbuf_get_height( pixbuf );
1548 int width = gdk_pixbuf_get_width( pixbuf );
1549
1550 gs_libGnomePrint->gnome_print_gsave( m_gpc );
1551 double matrix[6];
1552 matrix[0] = XLOG2DEVREL(width);
1553 matrix[1] = 0;
1554 matrix[2] = 0;
1555 matrix[3] = YLOG2DEVREL(height);
1556 matrix[4] = XLOG2DEV(x);
1557 matrix[5] = YLOG2DEV(y+height);
1558 gs_libGnomePrint->gnome_print_concat( m_gpc, matrix );
1559 gs_libGnomePrint->gnome_print_moveto( m_gpc, 0, 0 );
1560 if (has_alpha)
1561 gs_libGnomePrint->gnome_print_rgbaimage( m_gpc, (guchar *)raw_image, width, height, rowstride );
1562 else
1563 gs_libGnomePrint->gnome_print_rgbimage( m_gpc, (guchar *)raw_image, width, height, rowstride );
1564 gs_libGnomePrint->gnome_print_grestore( m_gpc );
1565 }
1566 else
1567 {
1568 wxImage image = bitmap.ConvertToImage();
1569
1570 if (!image.IsOk()) return;
1571
1572 gs_libGnomePrint->gnome_print_gsave( m_gpc );
1573 double matrix[6];
1574 matrix[0] = XLOG2DEVREL(image.GetWidth());
1575 matrix[1] = 0;
1576 matrix[2] = 0;
1577 matrix[3] = YLOG2DEVREL(image.GetHeight());
1578 matrix[4] = XLOG2DEV(x);
1579 matrix[5] = YLOG2DEV(y+image.GetHeight());
1580 gs_libGnomePrint->gnome_print_concat( m_gpc, matrix );
1581 gs_libGnomePrint->gnome_print_moveto( m_gpc, 0, 0 );
1582 gs_libGnomePrint->gnome_print_rgbimage( m_gpc, (guchar*) image.GetData(), image.GetWidth(), image.GetHeight(), image.GetWidth()*3 );
1583 gs_libGnomePrint->gnome_print_grestore( m_gpc );
1584 }
1585 }
1586
1587 void wxGnomePrinterDCImpl::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
1588 {
1589 DoDrawRotatedText( text, x, y, 0.0 );
1590 }
1591
1592 void wxGnomePrinterDCImpl::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle)
1593 {
1594 double xx = XLOG2DEV(x);
1595 double yy = YLOG2DEV(y);
1596
1597 const wxScopedCharBuffer data(text.utf8_str());
1598
1599 pango_layout_set_text(m_layout, data, data.length());
1600 const bool setAttrs = m_font.GTKSetPangoAttrs(m_layout);
1601
1602 if (m_textForegroundColour.IsOk())
1603 {
1604 unsigned char red = m_textForegroundColour.Red();
1605 unsigned char blue = m_textForegroundColour.Blue();
1606 unsigned char green = m_textForegroundColour.Green();
1607
1608 if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
1609 {
1610 double redPS = (double)(red) / 255.0;
1611 double bluePS = (double)(blue) / 255.0;
1612 double greenPS = (double)(green) / 255.0;
1613
1614 gs_libGnomePrint->gnome_print_setrgbcolor( m_gpc, redPS, greenPS, bluePS );
1615
1616 m_currentRed = red;
1617 m_currentBlue = blue;
1618 m_currentGreen = green;
1619 }
1620 }
1621
1622 #if 0
1623 if ( m_backgroundMode == wxSOLID )
1624 {
1625 gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
1626 gdk_draw_rectangle(m_window, m_textGC, TRUE, xx, yy, w, h);
1627 gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
1628 }
1629 #endif
1630
1631 // Draw layout.
1632 gs_libGnomePrint->gnome_print_moveto (m_gpc, xx, yy);
1633
1634 gs_libGnomePrint->gnome_print_gsave( m_gpc );
1635
1636 gs_libGnomePrint->gnome_print_scale( m_gpc, m_scaleX * DEV2PS, m_scaleY * DEV2PS );
1637
1638 if (fabs(angle) > 0.00001)
1639 gs_libGnomePrint->gnome_print_rotate( m_gpc, angle );
1640
1641 gs_libGnomePrint->gnome_print_pango_layout( m_gpc, m_layout );
1642
1643 int w,h;
1644 pango_layout_get_pixel_size( m_layout, &w, &h );
1645
1646 gs_libGnomePrint->gnome_print_grestore( m_gpc );
1647
1648 if (setAttrs)
1649 {
1650 // undo underline attributes setting:
1651 pango_layout_set_attributes(m_layout, NULL);
1652 }
1653
1654 CalcBoundingBox(x, y);
1655 CalcBoundingBox(x + w, y + h);
1656 }
1657
1658 void wxGnomePrinterDCImpl::Clear()
1659 {
1660 }
1661
1662 void wxGnomePrinterDCImpl::SetFont( const wxFont& font )
1663 {
1664 m_font = font;
1665
1666 if (m_font.IsOk())
1667 {
1668 if (m_fontdesc)
1669 pango_font_description_free( m_fontdesc );
1670
1671 m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description );
1672
1673 float size = pango_font_description_get_size( m_fontdesc );
1674 size = size * GetFontPointSizeAdjustment(72.0);
1675 pango_font_description_set_size( m_fontdesc, (gint)size );
1676
1677 pango_layout_set_font_description( m_layout, m_fontdesc );
1678 }
1679 }
1680
1681 void wxGnomePrinterDCImpl::SetPen( const wxPen& pen )
1682 {
1683 if (!pen.IsOk()) return;
1684
1685 m_pen = pen;
1686
1687 double width;
1688
1689 if (m_pen.GetWidth() <= 0)
1690 width = 0.1;
1691 else
1692 width = (double) m_pen.GetWidth();
1693
1694 gs_libGnomePrint->gnome_print_setlinewidth( m_gpc, width * DEV2PS * m_scaleX );
1695
1696 static const double dotted[] = {2.0, 5.0};
1697 static const double short_dashed[] = {4.0, 4.0};
1698 static const double wxCoord_dashed[] = {4.0, 8.0};
1699 static const double dotted_dashed[] = {6.0, 6.0, 2.0, 6.0};
1700
1701 switch (m_pen.GetStyle())
1702 {
1703 case wxPENSTYLE_DOT: gs_libGnomePrint->gnome_print_setdash( m_gpc, 2, dotted, 0 ); break;
1704 case wxPENSTYLE_SHORT_DASH: gs_libGnomePrint->gnome_print_setdash( m_gpc, 2, short_dashed, 0 ); break;
1705 case wxPENSTYLE_LONG_DASH: gs_libGnomePrint->gnome_print_setdash( m_gpc, 2, wxCoord_dashed, 0 ); break;
1706 case wxPENSTYLE_DOT_DASH: gs_libGnomePrint->gnome_print_setdash( m_gpc, 4, dotted_dashed, 0 ); break;
1707 case wxPENSTYLE_USER_DASH:
1708 {
1709 // It may be noted that libgnomeprint between at least
1710 // versions 2.8.0 and 2.12.1 makes a copy of the dashes
1711 // and then leak the memory since it doesn't set the
1712 // internal flag "privatedash" to 0.
1713 wxDash *wx_dashes;
1714 int num = m_pen.GetDashes (&wx_dashes);
1715 gdouble *g_dashes = g_new( gdouble, num );
1716 int i;
1717 for (i = 0; i < num; ++i)
1718 g_dashes[i] = (gdouble) wx_dashes[i];
1719 gs_libGnomePrint -> gnome_print_setdash( m_gpc, num, g_dashes, 0);
1720 g_free( g_dashes );
1721 }
1722 break;
1723 case wxPENSTYLE_SOLID:
1724 case wxPENSTYLE_TRANSPARENT:
1725 default: gs_libGnomePrint->gnome_print_setdash( m_gpc, 0, NULL, 0 ); break;
1726 }
1727
1728
1729 unsigned char red = m_pen.GetColour().Red();
1730 unsigned char blue = m_pen.GetColour().Blue();
1731 unsigned char green = m_pen.GetColour().Green();
1732
1733 if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
1734 {
1735 double redPS = (double)(red) / 255.0;
1736 double bluePS = (double)(blue) / 255.0;
1737 double greenPS = (double)(green) / 255.0;
1738
1739 gs_libGnomePrint->gnome_print_setrgbcolor( m_gpc, redPS, greenPS, bluePS );
1740
1741 m_currentRed = red;
1742 m_currentBlue = blue;
1743 m_currentGreen = green;
1744 }
1745 }
1746
1747 void wxGnomePrinterDCImpl::SetBrush( const wxBrush& brush )
1748 {
1749 if (!brush.IsOk()) return;
1750
1751 m_brush = brush;
1752
1753 // Brush colour
1754 unsigned char red = m_brush.GetColour().Red();
1755 unsigned char blue = m_brush.GetColour().Blue();
1756 unsigned char green = m_brush.GetColour().Green();
1757
1758 if (!m_colour)
1759 {
1760 // Anything not white is black
1761 if (! (red == (unsigned char) 255 &&
1762 blue == (unsigned char) 255 &&
1763 green == (unsigned char) 255) )
1764 {
1765 red = (unsigned char) 0;
1766 green = (unsigned char) 0;
1767 blue = (unsigned char) 0;
1768 }
1769 // setgray here ?
1770 }
1771
1772 if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
1773 {
1774 double redPS = (double)(red) / 255.0;
1775 double bluePS = (double)(blue) / 255.0;
1776 double greenPS = (double)(green) / 255.0;
1777
1778 gs_libGnomePrint->gnome_print_setrgbcolor( m_gpc, redPS, greenPS, bluePS );
1779
1780 m_currentRed = red;
1781 m_currentBlue = blue;
1782 m_currentGreen = green;
1783 }
1784 }
1785
1786 void wxGnomePrinterDCImpl::SetLogicalFunction(wxRasterOperationMode WXUNUSED(function))
1787 {
1788 }
1789
1790 void wxGnomePrinterDCImpl::SetBackground(const wxBrush& WXUNUSED(brush))
1791 {
1792 }
1793
1794 void wxGnomePrinterDCImpl::DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1795 {
1796 #if wxUSE_NEW_DC
1797 m_clipping = TRUE; // TODO move somewhere else
1798 m_clipX1 = x;
1799 m_clipY1 = y;
1800 m_clipX2 = x + width;
1801 m_clipY2 = y + height;
1802 #else
1803 wxDC::DoSetClippingRegion( x, y, width, height );
1804 #endif
1805
1806 gs_libGnomePrint->gnome_print_gsave( m_gpc );
1807
1808 gs_libGnomePrint->gnome_print_newpath( m_gpc );
1809 gs_libGnomePrint->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
1810 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y) );
1811 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y + height) );
1812 gs_libGnomePrint->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y + height) );
1813 gs_libGnomePrint->gnome_print_closepath( m_gpc );
1814 gs_libGnomePrint->gnome_print_clip( m_gpc );
1815 }
1816
1817 void wxGnomePrinterDCImpl::DestroyClippingRegion()
1818 {
1819 #if wxUSE_NEW_DC
1820 wxDCImpl::DestroyClippingRegion();
1821 #else
1822 wxDC::DestroyClippingRegion();
1823 #endif
1824
1825 gs_libGnomePrint->gnome_print_grestore( m_gpc );
1826
1827 #if 0
1828 // not needed, we set the values in each
1829 // drawing method anyways
1830 SetPen( m_pen );
1831 SetBrush( m_brush );
1832 SetFont( m_font );
1833 #endif
1834 }
1835
1836 bool wxGnomePrinterDCImpl::StartDoc(const wxString& WXUNUSED(message))
1837 {
1838 return true;
1839 }
1840
1841 void wxGnomePrinterDCImpl::EndDoc()
1842 {
1843 gs_libGnomePrint->gnome_print_end_doc( m_gpc );
1844 }
1845
1846 void wxGnomePrinterDCImpl::StartPage()
1847 {
1848 gs_libGnomePrint->gnome_print_beginpage( m_gpc, (const guchar*) "page" );
1849 }
1850
1851 void wxGnomePrinterDCImpl::EndPage()
1852 {
1853 gs_libGnomePrint->gnome_print_showpage( m_gpc );
1854 }
1855
1856 wxCoord wxGnomePrinterDCImpl::GetCharHeight() const
1857 {
1858 pango_layout_set_text( m_layout, "H", 1 );
1859
1860 int w,h;
1861 pango_layout_get_pixel_size( m_layout, &w, &h );
1862
1863 return h;
1864 }
1865
1866 wxCoord wxGnomePrinterDCImpl::GetCharWidth() const
1867 {
1868 pango_layout_set_text( m_layout, "H", 1 );
1869
1870 int w,h;
1871 pango_layout_get_pixel_size( m_layout, &w, &h );
1872
1873 return w;
1874 }
1875
1876 void wxGnomePrinterDCImpl::DoGetTextExtent(const wxString& string, wxCoord *width, wxCoord *height,
1877 wxCoord *descent,
1878 wxCoord *externalLeading,
1879 const wxFont *theFont ) const
1880 {
1881 if ( width )
1882 *width = 0;
1883 if ( height )
1884 *height = 0;
1885 if ( descent )
1886 *descent = 0;
1887 if ( externalLeading )
1888 *externalLeading = 0;
1889
1890 if (string.empty())
1891 {
1892 return;
1893 }
1894
1895 // Set layout's text
1896
1897 const wxScopedCharBuffer dataUTF8(string.utf8_str());
1898
1899 gint oldSize = 0;
1900 if ( theFont )
1901 {
1902 // scale the font and apply it
1903 PangoFontDescription *desc = theFont->GetNativeFontInfo()->description;
1904 oldSize = pango_font_description_get_size(desc);
1905 float size = oldSize * GetFontPointSizeAdjustment(72.0);
1906 pango_font_description_set_size(desc, (gint)size);
1907
1908 pango_layout_set_font_description(m_layout, desc);
1909 }
1910
1911 pango_layout_set_text( m_layout, dataUTF8, strlen(dataUTF8) );
1912
1913 int h;
1914 pango_layout_get_pixel_size( m_layout, width, &h );
1915 if ( height )
1916 *height = h;
1917
1918 if (descent)
1919 {
1920 PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
1921 int baseline = pango_layout_iter_get_baseline(iter);
1922 pango_layout_iter_free(iter);
1923 *descent = h - PANGO_PIXELS(baseline);
1924 }
1925
1926 if ( theFont )
1927 {
1928 // restore font and reset font's size back
1929 pango_layout_set_font_description(m_layout, m_fontdesc);
1930
1931 PangoFontDescription *desc = theFont->GetNativeFontInfo()->description;
1932 pango_font_description_set_size(desc, oldSize);
1933 }
1934 }
1935
1936 void wxGnomePrinterDCImpl::DoGetSize(int* width, int* height) const
1937 {
1938 wxGnomePrintNativeData *native =
1939 (wxGnomePrintNativeData*) m_printData.GetNativeData();
1940
1941 // Query page size. This seems to omit the margins
1942 double pw,ph;
1943 gs_libGnomePrint->gnome_print_job_get_page_size( native->GetPrintJob(), &pw, &ph );
1944
1945 if (width)
1946 *width = wxRound( pw * PS2DEV );
1947
1948 if (height)
1949 *height = wxRound( ph * PS2DEV );
1950 }
1951
1952 void wxGnomePrinterDCImpl::DoGetSizeMM(int *width, int *height) const
1953 {
1954 wxGnomePrintNativeData *native =
1955 (wxGnomePrintNativeData*) m_printData.GetNativeData();
1956
1957 // This code assumes values in Pts.
1958
1959 double pw,ph;
1960 gs_libGnomePrint->gnome_print_job_get_page_size( native->GetPrintJob(), &pw, &ph );
1961
1962 // Convert to mm.
1963
1964 const GnomePrintUnit *mm_unit = gs_libGnomePrint->gnome_print_unit_get_by_abbreviation( (const guchar*) "mm" );
1965 const GnomePrintUnit *pts_unit = gs_libGnomePrint->gnome_print_unit_get_by_abbreviation( (const guchar*) "Pts" );
1966 gs_libGnomePrint->gnome_print_convert_distance( &pw, pts_unit, mm_unit );
1967 gs_libGnomePrint->gnome_print_convert_distance( &ph, pts_unit, mm_unit );
1968
1969 if (width)
1970 *width = (int) (pw + 0.5);
1971 if (height)
1972 *height = (int) (ph + 0.5);
1973 }
1974
1975 wxSize wxGnomePrinterDCImpl::GetPPI() const
1976 {
1977 return wxSize(DPI,DPI);
1978 }
1979
1980 void wxGnomePrinterDCImpl::SetPrintData(const wxPrintData& data)
1981 {
1982 m_printData = data;
1983
1984 int height;
1985 if (m_printData.GetOrientation() == wxPORTRAIT)
1986 GetOwner()->GetSize( NULL, &height );
1987 else
1988 GetOwner()->GetSize( &height, NULL );
1989 m_deviceLocalOriginY = height;
1990 }
1991
1992 // overridden for wxPrinterDC Impl
1993
1994 int wxGnomePrinterDCImpl::GetResolution() const
1995 {
1996 return DPI;
1997 }
1998
1999 wxRect wxGnomePrinterDCImpl::GetPaperRect() const
2000 {
2001 // GNOME print doesn't support printer margins
2002 int w = 0;
2003 int h = 0;
2004 DoGetSize( &w, &h );
2005 return wxRect( 0, 0, w, h );
2006 }
2007
2008 // ----------------------------------------------------------------------------
2009 // wxGnomePrintModule
2010 // ----------------------------------------------------------------------------
2011
2012 bool wxGnomePrintModule::OnInit()
2013 {
2014 gs_libGnomePrint = new wxGnomePrintLibrary;
2015 if (gs_libGnomePrint->IsOk())
2016 wxPrintFactory::SetPrintFactory( new wxGnomePrintFactory );
2017 return true;
2018 }
2019
2020 void wxGnomePrintModule::OnExit()
2021 {
2022 wxDELETE(gs_libGnomePrint);
2023 }
2024
2025 IMPLEMENT_DYNAMIC_CLASS(wxGnomePrintModule, wxModule)
2026
2027 // ----------------------------------------------------------------------------
2028 // Print preview
2029 // ----------------------------------------------------------------------------
2030
2031 IMPLEMENT_CLASS(wxGnomePrintPreview, wxPrintPreviewBase)
2032
2033 void wxGnomePrintPreview::Init(wxPrintout * WXUNUSED(printout),
2034 wxPrintout * WXUNUSED(printoutForPrinting))
2035 {
2036 DetermineScaling();
2037 }
2038
2039 wxGnomePrintPreview::wxGnomePrintPreview(wxPrintout *printout,
2040 wxPrintout *printoutForPrinting,
2041 wxPrintDialogData *data)
2042 : wxPrintPreviewBase(printout, printoutForPrinting, data)
2043 {
2044 Init(printout, printoutForPrinting);
2045 }
2046
2047 wxGnomePrintPreview::wxGnomePrintPreview(wxPrintout *printout,
2048 wxPrintout *printoutForPrinting,
2049 wxPrintData *data)
2050 : wxPrintPreviewBase(printout, printoutForPrinting, data)
2051 {
2052 Init(printout, printoutForPrinting);
2053 }
2054
2055 wxGnomePrintPreview::~wxGnomePrintPreview()
2056 {
2057 }
2058
2059 bool wxGnomePrintPreview::Print(bool interactive)
2060 {
2061 if (!m_printPrintout)
2062 return false;
2063
2064 wxPrinter printer(& m_printDialogData);
2065 return printer.Print(m_previewFrame, m_printPrintout, interactive);
2066 }
2067
2068 void wxGnomePrintPreview::DetermineScaling()
2069 {
2070 wxPaperSize paperType = m_printDialogData.GetPrintData().GetPaperId();
2071 if (paperType == wxPAPER_NONE)
2072 paperType = wxPAPER_NONE;
2073
2074 wxPrintPaperType *paper = wxThePrintPaperDatabase->FindPaperType(paperType);
2075 if (!paper)
2076 paper = wxThePrintPaperDatabase->FindPaperType(wxPAPER_A4);
2077
2078 if (paper)
2079 {
2080 m_previewPrintout->SetPPIScreen(wxGetDisplayPPI());
2081
2082 int resolution = DPI;
2083 m_previewPrintout->SetPPIPrinter( resolution, resolution );
2084
2085 wxSize sizeDevUnits(paper->GetSizeDeviceUnits());
2086
2087 // TODO: get better resolution information from wxGnomePrinterDCImpl, if possible.
2088
2089 sizeDevUnits.x = (wxCoord)((float)sizeDevUnits.x * resolution / 72.0);
2090 sizeDevUnits.y = (wxCoord)((float)sizeDevUnits.y * resolution / 72.0);
2091 wxSize sizeTenthsMM(paper->GetSize());
2092 wxSize sizeMM(sizeTenthsMM.x / 10, sizeTenthsMM.y / 10);
2093
2094 // If in landscape mode, we need to swap the width and height.
2095 if ( m_printDialogData.GetPrintData().GetOrientation() == wxLANDSCAPE )
2096 {
2097 m_pageWidth = sizeDevUnits.y;
2098 m_pageHeight = sizeDevUnits.x;
2099 m_previewPrintout->SetPageSizeMM(sizeMM.y, sizeMM.x);
2100 }
2101 else
2102 {
2103 m_pageWidth = sizeDevUnits.x;
2104 m_pageHeight = sizeDevUnits.y;
2105 m_previewPrintout->SetPageSizeMM(sizeMM.x, sizeMM.y);
2106 }
2107 m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight);
2108 m_previewPrintout->SetPaperRectPixels(wxRect(0, 0, m_pageWidth, m_pageHeight));
2109
2110 // At 100%, the page should look about page-size on the screen.
2111 m_previewScaleX = (double)0.8 * 72.0 / (double)resolution;
2112 m_previewScaleY = m_previewScaleX;
2113 }
2114 }
2115
2116 #endif
2117 // wxUSE_LIBGNOMEPRINT