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[wxWidgets.git] / src / gtk / print.cpp
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fa034c45
RR		 1/////////////////////////////////////////////////////////////////////////////
2// Name: wx/gtk/print.cpp
3// Author: Anthony Bretaudeau
4// Purpose: GTK printing support
5// Created: 2007-08-25
6// RCS-ID: $Id: print.cpp,v 1 2007-08-25 05:44:44 PC Exp $
7// Copyright: (c) 2007 wxWidgets development team
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_GTKPRINT
19
20#include "wx/gtk/print.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#endif
30
31#include "wx/fontutil.h"
32#include "wx/gtk/private.h"
33#include "wx/dynlib.h"
34#include "wx/paper.h"
35#include "wx/rawbmp.h"
36
37#include <gtk/gtk.h>
38#include <gtk/gtkpagesetupunixdialog.h>
39
40#include "wx/link.h"
41wxFORCE_LINK_THIS_MODULE(gtk_print)
42
43#if wxUSE_LIBGNOMEPRINT
44#include "wx/gtk/gnome/gprint.h"
45#endif
46
47// Usefull to convert angles from/to Rad to/from Deg.
48static const double RAD2DEG = 180.0 / M_PI;
49static const double DEG2RAD = M_PI / 180.0;
50
d494613a
RR		 51static wxCairoLibrary* gs_cairo = NULL;
52
fa034c45
RR		 53//----------------------------------------------------------------------------
54// wxGtkPrintModule
55// Initialized when starting the app : if it successfully load the gtk-print framework,
56// it uses it. If not, it falls back to gnome print (see /gtk/gnome/gprint.cpp) then
57// to postscript if gnomeprint is not available.
58//----------------------------------------------------------------------------
59
60class wxGtkPrintModule: public wxModule
61{
62public:
63 wxGtkPrintModule()
64 {
65#if wxUSE_LIBGNOMEPRINT
66 // This module must be initialized AFTER gnomeprint's one
67 AddDependency(CLASSINFO(wxGnomePrintModule));
68#endif
69 }
70 bool OnInit();
71 void OnExit();
72
73private:
74 DECLARE_DYNAMIC_CLASS(wxGtkPrintModule)
75};
76
77bool wxGtkPrintModule::OnInit()
78{
d494613a
RR		 79 gs_cairo = wxCairoLibrary::Get();
80 if (gs_cairo && gtk_check_version(2,10,0) == NULL)
fa034c45 81 wxPrintFactory::SetPrintFactory( new wxGtkPrintFactory );
fa034c45
RR		 82 return true;
83}
84
85void wxGtkPrintModule::OnExit()
86{
892434f0 87 gs_cairo = NULL;
fa034c45
RR		 88}
89
90IMPLEMENT_DYNAMIC_CLASS(wxGtkPrintModule, wxModule)
91
fa034c45
RR		 92//----------------------------------------------------------------------------
93// wxGtkPrintFactory
94//----------------------------------------------------------------------------
95
96wxPrinterBase* wxGtkPrintFactory::CreatePrinter( wxPrintDialogData *data )
97{
98 return new wxGtkPrinter( data );
99}
100
101wxPrintPreviewBase *wxGtkPrintFactory::CreatePrintPreview( wxPrintout *preview,
102 wxPrintout *printout,
103 wxPrintDialogData *data )
104{
105 return new wxGtkPrintPreview( preview, printout, data );
106}
107
108wxPrintPreviewBase *wxGtkPrintFactory::CreatePrintPreview( wxPrintout *preview,
109 wxPrintout *printout,
110 wxPrintData *data )
111{
112 return new wxGtkPrintPreview( preview, printout, data );
113}
114
115wxPrintDialogBase *wxGtkPrintFactory::CreatePrintDialog( wxWindow *parent,
116 wxPrintDialogData *data )
117{
118 return new wxGtkPrintDialog( parent, data );
119}
120
121wxPrintDialogBase *wxGtkPrintFactory::CreatePrintDialog( wxWindow *parent,
122 wxPrintData *data )
123{
124 return new wxGtkPrintDialog( parent, data );
125}
126
127wxPageSetupDialogBase *wxGtkPrintFactory::CreatePageSetupDialog( wxWindow *parent,
128 wxPageSetupDialogData * data )
129{
130 return new wxGtkPageSetupDialog( parent, data );
131}
132
133bool wxGtkPrintFactory::HasPrintSetupDialog()
134{
135 return false;
136}
137
138wxDialog *wxGtkPrintFactory::CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data )
139{
140 return NULL;
141}
142
143wxDC* wxGtkPrintFactory::CreatePrinterDC( const wxPrintData& data )
144{
145 return new wxGtkPrintDC(data);
146}
147
148bool wxGtkPrintFactory::HasOwnPrintToFile()
149{
150 return true;
151}
152
153bool wxGtkPrintFactory::HasPrinterLine()
154{
155 return true;
156}
157
158wxString wxGtkPrintFactory::CreatePrinterLine()
159{
160 // redundant now
161 return wxEmptyString;
162}
163
164bool wxGtkPrintFactory::HasStatusLine()
165{
166 // redundant now
167 return true;
168}
169
170wxString wxGtkPrintFactory::CreateStatusLine()
171{
172 // redundant now
173 return wxEmptyString;
174}
175
176wxPrintNativeDataBase *wxGtkPrintFactory::CreatePrintNativeData()
177{
178 return new wxGtkPrintNativeData;
179}
180
181//----------------------------------------------------------------------------
182// Callback functions for Gtk Printings.
183//----------------------------------------------------------------------------
184
185// We use it to pass useful objets to gtk printing callback functions.
186typedef struct
187{
188 wxGtkPrinter * printer;
189 wxPrintout * printout;
190}
191wxPrinterToGtkData;
192
193extern "C"
194{
195 static void gtk_begin_print_callback (GtkPrintOperation *operation, GtkPrintContext *context, gpointer user_data)
196 {
197 wxPrinterToGtkData *data = (wxPrinterToGtkData *) user_data;
198
199 data->printer->BeginPrint(data->printout, operation, context);
200 }
201
202 static void gtk_draw_page_print_callback (GtkPrintOperation *operation, GtkPrintContext *context, gint page_nr, gpointer user_data)
203 {
204 wxPrinterToGtkData *data = (wxPrinterToGtkData *) user_data;
205
206 data->printer->DrawPage(data->printout, operation, context, page_nr);
207 }
208
209 static void gtk_end_print_callback (GtkPrintOperation *operation, GtkPrintContext *context, gpointer user_data)
210 {
211 wxPrintout *printout = (wxPrintout *) user_data;
212
213 printout->OnEndPrinting();
214 }
215
216 static gboolean gtk_preview_print_callback (GtkPrintOperation *operation, GtkPrintOperationPreview *preview, GtkPrintContext *context, GtkWindow *parent, gpointer user_data)
217 {
218 wxPrintout *printout = (wxPrintout *) user_data;
219
220 printout->SetIsPreview(true);
221
222 /* We create a cairo context with 72dpi resolution. This resolution is only used for positionning. */
223 cairo_t *cairo = gdk_cairo_create(GTK_WIDGET(parent)->window);
224 gtk_print_context_set_cairo_context(context, cairo, 72, 72);
225
226 return false;
227 }
228}
229
230//----------------------------------------------------------------------------
231// wxGtkPrintNativeData
232//----------------------------------------------------------------------------
233
234IMPLEMENT_CLASS(wxGtkPrintNativeData, wxPrintNativeDataBase)
235
236wxGtkPrintNativeData::wxGtkPrintNativeData()
237{
238 m_config = gtk_print_settings_new();
239}
240
241wxGtkPrintNativeData::~wxGtkPrintNativeData()
242{
243 g_object_unref (m_config);
244}
245
246// Convert datas stored in m_config to a wxPrintData.
247// Called by wxPrintData::ConvertFromNative().
248bool wxGtkPrintNativeData::TransferTo( wxPrintData &data )
249{
250 if(!m_config)
251 return false;
252
253 GtkPrintQuality quality = gtk_print_settings_get_quality(m_config);
254 if (quality == GTK_PRINT_QUALITY_HIGH)
255 data.SetQuality(wxPRINT_QUALITY_HIGH);
256 else if (quality == GTK_PRINT_QUALITY_LOW)
257 data.SetQuality(wxPRINT_QUALITY_LOW);
258 else if (quality == GTK_PRINT_QUALITY_DRAFT)
259 data.SetQuality(wxPRINT_QUALITY_DRAFT);
260 else
261 data.SetQuality(wxPRINT_QUALITY_MEDIUM);
262
263 data.SetNoCopies(gtk_print_settings_get_n_copies(m_config));
264
265 data.SetColour(gtk_print_settings_get_use_color(m_config));
266
267 switch (gtk_print_settings_get_duplex(m_config))
268 {
269 case GTK_PRINT_DUPLEX_SIMPLEX: data.SetDuplex (wxDUPLEX_SIMPLEX);
270 break;
271
272 case GTK_PRINT_DUPLEX_HORIZONTAL: data.SetDuplex (wxDUPLEX_HORIZONTAL);
273 break;
274
275 default:
276 case GTK_PRINT_DUPLEX_VERTICAL: data.SetDuplex (wxDUPLEX_VERTICAL);
277 break;
278 }
279
280 GtkPageOrientation orientation = gtk_print_settings_get_orientation (m_config);
281 if (orientation == GTK_PAGE_ORIENTATION_PORTRAIT)
282 {
283 data.SetOrientation(wxPORTRAIT);
284 data.SetOrientationReversed(false);
285 }
286 else if (orientation == GTK_PAGE_ORIENTATION_LANDSCAPE)
287 {
288 data.SetOrientation(wxLANDSCAPE);
289 data.SetOrientationReversed(false);
290 }
291 else if (orientation == GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT)
292 {
293 data.SetOrientation(wxPORTRAIT);
294 data.SetOrientationReversed(true);
295 }
296 else if (orientation == GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE)
297 {
298 data.SetOrientation(wxLANDSCAPE);
299 data.SetOrientationReversed(true);
300 }
301
302 data.SetCollate(gtk_print_settings_get_collate (m_config));
303
304 // Paper formats : these are the most common paper formats.
305 GtkPaperSize *paper_size = gtk_print_settings_get_paper_size (m_config);
306 if (!paper_size)
307 data.SetPaperId(wxPAPER_NONE);
308 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_A3)))
309 data.SetPaperId(wxPAPER_A3);
310 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_A4)))
311 data.SetPaperId(wxPAPER_A4);
312 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_A5)))
313 data.SetPaperId(wxPAPER_A5);
314 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_B5)))
315 data.SetPaperId(wxPAPER_B5);
316 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_LETTER)))
317 data.SetPaperId(wxPAPER_LETTER);
318 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_LEGAL)))
319 data.SetPaperId(wxPAPER_LEGAL);
320 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_EXECUTIVE)))
321 data.SetPaperId(wxPAPER_EXECUTIVE);
322 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"na_number-10")))
323 data.SetPaperId(wxPAPER_ENV_10);
324 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c5")))
325 data.SetPaperId(wxPAPER_ENV_C5);
326 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c6")))
327 data.SetPaperId(wxPAPER_ENV_C6);
328 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"jis-b5")))
329 data.SetPaperId(wxPAPER_B5_TRANSVERSE);
330 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b5")))
331 data.SetPaperId(wxPAPER_ENV_B5);
332 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"na_monarch")))
333 data.SetPaperId(wxPAPER_ENV_MONARCH);
334 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-c")))
335 data.SetPaperId( wxPAPER_CSHEET);
336 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-d")))
337 data.SetPaperId( wxPAPER_DSHEET);
338 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-e")))
339 data.SetPaperId( wxPAPER_ESHEET);
340 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"letter")))
341 data.SetPaperId( wxPAPER_LETTERSMALL);
342 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-b")))
343 data.SetPaperId( wxPAPER_TABLOID);
344 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"ledger")))
345 data.SetPaperId( wxPAPER_LEDGER);
346 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"statement")))
347 data.SetPaperId( wxPAPER_STATEMENT);
348 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( GTK_PAPER_NAME_A4 )))
349 data.SetPaperId( wxPAPER_A4SMALL);
350 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b4")))
351 data.SetPaperId( wxPAPER_B4);
352 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"folio")))
353 data.SetPaperId( wxPAPER_FOLIO);
354 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"quarto")))
355 data.SetPaperId( wxPAPER_QUARTO);
356 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"10x14")))
357 data.SetPaperId( wxPAPER_10X14);
358 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"ledger")))
359 data.SetPaperId( wxPAPER_11X17);
360 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"letter")))
361 data.SetPaperId( wxPAPER_NOTE);
362 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"na-number-9-envelope")))
363 data.SetPaperId( wxPAPER_ENV_9);
364 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"number-11")))
365 data.SetPaperId( wxPAPER_ENV_11);
366 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"number-12")))
367 data.SetPaperId( wxPAPER_ENV_12);
368 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"number-14")))
369 data.SetPaperId( wxPAPER_ENV_14);
370 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-designated")))
371 data.SetPaperId( wxPAPER_ENV_DL);
372 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c3")))
373 data.SetPaperId( wxPAPER_ENV_C3);
374 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c4")))
375 data.SetPaperId( wxPAPER_ENV_C4);
376 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"c6/c5")))
377 data.SetPaperId( wxPAPER_ENV_C65);
378 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b4")))
379 data.SetPaperId( wxPAPER_ENV_B4);
380 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b6")))
381 data.SetPaperId( wxPAPER_ENV_B6);
382 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"Italian")))
383 data.SetPaperId( wxPAPER_ENV_ITALY);
384 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"personal")))
385 data.SetPaperId( wxPAPER_ENV_PERSONAL);
386 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"fanfold-us")))
387 data.SetPaperId( wxPAPER_FANFOLD_US);
388 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"fanfold-European")))
389 data.SetPaperId( wxPAPER_FANFOLD_STD_GERMAN);
390 else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"foolscap")))
391 data.SetPaperId( wxPAPER_FANFOLD_LGL_GERMAN);
392 else
393 data.SetPaperId(wxPAPER_NONE);
394 return true;
395}
396
397// Put datas given by the wxPrintData into m_config.
398// Called by wxPrintData::ConvertToNative().
399bool wxGtkPrintNativeData::TransferFrom( const wxPrintData &data )
400{
401 if(!m_config)
402 return false;
403
404 wxPrintQuality quality = data.GetQuality();
405 if (quality == wxPRINT_QUALITY_HIGH)
406 gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_HIGH);
407 else if (quality == wxPRINT_QUALITY_MEDIUM)
408 gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_NORMAL);
409 else if (quality == wxPRINT_QUALITY_LOW)
410 gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_LOW);
411 else if (quality == wxPRINT_QUALITY_DRAFT)
412 gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_DRAFT);
413 else if (quality > 1)
414 gtk_print_settings_set_resolution (m_config, quality);
415 else
416 gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_NORMAL);
417
418 gtk_print_settings_set_n_copies(m_config, data.GetNoCopies());
419
420 gtk_print_settings_set_use_color(m_config, data.GetColour());
421
422 switch (data.GetDuplex())
423 {
424 case wxDUPLEX_SIMPLEX: gtk_print_settings_set_duplex (m_config, GTK_PRINT_DUPLEX_SIMPLEX);
425 break;
426
427 case wxDUPLEX_HORIZONTAL: gtk_print_settings_set_duplex (m_config, GTK_PRINT_DUPLEX_HORIZONTAL);
428 break;
429
430 default:
431 case wxDUPLEX_VERTICAL: gtk_print_settings_set_duplex (m_config, GTK_PRINT_DUPLEX_VERTICAL);
432 break;
433 }
434
435 if (!data.IsOrientationReversed())
436 {
437 if (data.GetOrientation() == wxLANDSCAPE)
438 gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_LANDSCAPE);
439 else
440 gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_PORTRAIT);
441 }
442 else {
443 if (data.GetOrientation() == wxLANDSCAPE)
444 gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE);
445 else
446 gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT);
447 }
448
449 gtk_print_settings_set_collate (m_config, data.GetCollate());
450
451 // Paper formats: these are the most common paper formats.
452 switch (data.GetPaperId())
453 {
454 case wxPAPER_A3: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A3));
455 break;
456 case wxPAPER_A4: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A4));
457 break;
458 case wxPAPER_A5: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A5));
459 break;
460 case wxPAPER_B5_TRANSVERSE: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "jis-b5"));
461 break;
462 case wxPAPER_B5: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_B5));
463 break;
464 case wxPAPER_LETTER: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_LETTER));
465 break;
466 case wxPAPER_LEGAL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_LEGAL));
467 break;
468 case wxPAPER_EXECUTIVE: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_EXECUTIVE));
469 break;
470 case wxPAPER_ENV_10: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "na_number-10"));
471 break;
472 case wxPAPER_ENV_C5: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c5"));
473 break;
474 case wxPAPER_ENV_C6: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c6"));
475 break;
476 case wxPAPER_ENV_B5: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c5b5"));
477 break;
478 case wxPAPER_ENV_MONARCH: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "na_monarch"));
479 break;
480 case wxPAPER_CSHEET: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-c"));
481 break;
482 case wxPAPER_DSHEET: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-d"));
483 break;
484 case wxPAPER_ESHEET: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-e"));
485 break;
486 case wxPAPER_LETTERSMALL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "letter"));
487 break;
488 case wxPAPER_TABLOID: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-b"));
489 break;
490 case wxPAPER_LEDGER: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "ledger"));
491 break;
492 case wxPAPER_STATEMENT: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "statement"));
493 break;
494 case wxPAPER_A4SMALL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A4));
495 break;
496 case wxPAPER_B4: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-b4"));
497 break;
498 case wxPAPER_FOLIO: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "folio"));
499 break;
500 case wxPAPER_QUARTO: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "quarto"));
501 break;
502 case wxPAPER_10X14: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "10x14"));
503 break;
504 case wxPAPER_11X17: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "ledger"));
505 break;
506 case wxPAPER_NOTE: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "letter"));
507 break;
508 case wxPAPER_ENV_9: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "na-number-9-envelope"));
509 break;
510 case wxPAPER_ENV_11: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "number-11"));
511 break;
512 case wxPAPER_ENV_12: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "number-12"));
513 break;
514 case wxPAPER_ENV_14: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "number-14"));
515 break;
516 case wxPAPER_ENV_DL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-designated"));
517 break;
518 case wxPAPER_ENV_C3: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c3"));
519 break;
520 case wxPAPER_ENV_C4: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c4"));
521 break;
522 case wxPAPER_ENV_C65: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "c6/c5"));
523 break;
524 case wxPAPER_ENV_B4: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-b4"));
525 break;
526 case wxPAPER_ENV_B6: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-b6"));
527 break;
528 case wxPAPER_ENV_ITALY: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "Italian"));
529 break;
530 case wxPAPER_ENV_PERSONAL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "personal"));
531 break;
532 case wxPAPER_FANFOLD_US: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "fanfold-us"));
533 break;
534 case wxPAPER_FANFOLD_STD_GERMAN: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "fanfold-European"));
535 break;
536 case wxPAPER_FANFOLD_LGL_GERMAN: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "foolscap"));
537 break;
538 case wxPAPER_NONE:
539 default: break;
540 }
541
542 return true;
543}
544
545void wxGtkPrintNativeData::SetPrintConfig( GtkPrintSettings * config )
546{
547 if (config)
548 m_config = gtk_print_settings_copy(config);
549}
550
551// Extract page setup from settings.
552GtkPageSetup* wxGtkPrintNativeData::GetPageSetupFromSettings(GtkPrintSettings* settings)
553{
554 GtkPageSetup* page_setup = gtk_page_setup_new();
555 gtk_page_setup_set_orientation (page_setup, gtk_print_settings_get_orientation (settings));
556
557 GtkPaperSize *paper_size = gtk_print_settings_get_paper_size (settings);
558 if (paper_size != NULL)
559 gtk_page_setup_set_paper_size_and_default_margins (page_setup, paper_size);
560
561 return page_setup;
562}
563
564// Insert page setup into a given GtkPrintSettings.
565void wxGtkPrintNativeData::SetPageSetupToSettings(GtkPrintSettings* settings, GtkPageSetup* page_setup)
566{
567 gtk_print_settings_set_orientation ( settings, gtk_page_setup_get_orientation (page_setup));
568 gtk_print_settings_set_paper_size ( settings, gtk_page_setup_get_paper_size (page_setup));
569}
570
571//----------------------------------------------------------------------------
572// wxGtkPrintDialog
573//----------------------------------------------------------------------------
574
575IMPLEMENT_CLASS(wxGtkPrintDialog, wxPrintDialogBase)
576
577wxGtkPrintDialog::wxGtkPrintDialog( wxWindow *parent, wxPrintDialogData *data )
578 : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
579 wxPoint(0, 0), wxSize(600, 600),
580 wxDEFAULT_DIALOG_STYLE |
581 wxTAB_TRAVERSAL)
582{
583 if (data)
584 m_printDialogData = *data;
585
586 m_parent = parent;
587 SetShowDialog(true);
588}
589
590wxGtkPrintDialog::wxGtkPrintDialog( wxWindow *parent, wxPrintData *data )
591 : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
592 wxPoint(0, 0), wxSize(600, 600),
593 wxDEFAULT_DIALOG_STYLE |
594 wxTAB_TRAVERSAL)
595{
596 if (data)
597 m_printDialogData = *data;
598
599 m_parent = parent;
600 SetShowDialog(true);
601}
602
603
604wxGtkPrintDialog::~wxGtkPrintDialog()
605{
606}
607
608// This is called even if we actually don't want the dialog to appear.
609int wxGtkPrintDialog::ShowModal()
610{
611 GtkPrintOperationResult response;
612
613 // We need to restore the settings given in the constructor.
614 wxPrintData data = m_printDialogData.GetPrintData();
615 wxGtkPrintNativeData *native =
616 (wxGtkPrintNativeData*) data.GetNativeData();
617 data.ConvertToNative();
618
619 GtkPrintSettings * settings = native->GetPrintConfig();
620
621 // We have to restore pages to print here because they're stored in a wxPrintDialogData and ConvertToNative only works for wxPrintData.
622 int fromPage = m_printDialogData.GetFromPage();
623 int toPage = m_printDialogData.GetToPage();
624 if (m_printDialogData.GetSelection())
625 gtk_print_settings_set_print_pages(settings, GTK_PRINT_PAGES_CURRENT);
626 else if (m_printDialogData.GetAllPages())
627 gtk_print_settings_set_print_pages(settings, GTK_PRINT_PAGES_ALL);
628 else {
629 gtk_print_settings_set_print_pages(settings, GTK_PRINT_PAGES_RANGES);
630 GtkPageRange *range;
631 range = g_new (GtkPageRange, 1);
632 range[0].start = fromPage-1;
633 range[0].end = (toPage >= fromPage) ? toPage-1 : fromPage-1;
634 gtk_print_settings_set_page_ranges (settings, range, 1);
635 }
636
637 // If the settings are OK, we restore it.
638 if (settings != NULL)
639 gtk_print_operation_set_print_settings (native->GetPrintJob(), settings);
640 gtk_print_operation_set_default_page_setup (native->GetPrintJob(), native->GetPageSetupFromSettings(settings));
641
642 // Show the dialog if needed.
643 GError* gError = NULL;
644 if (GetShowDialog())
645 response = gtk_print_operation_run (native->GetPrintJob(), GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG, GTK_WINDOW(gtk_widget_get_toplevel(m_parent->m_widget) ), &gError);
646 else
647 response = gtk_print_operation_run (native->GetPrintJob(), GTK_PRINT_OPERATION_ACTION_PRINT, (GtkWindow *) m_parent, &gError);
648
649 // Does everything went well?
650 if (response == GTK_PRINT_OPERATION_RESULT_CANCEL)
651 {
652 return wxID_CANCEL;
653 }
654 else if (response == GTK_PRINT_OPERATION_RESULT_ERROR)
655 {
656 g_error_free (gError);
657 wxLogError(_("Error while printing: ") + wxString::Format(_("%s"), gError->message));
658 return wxID_NO; // We use wxID_NO because there is no wxID_ERROR available
659 }
660
661 // Now get the settings and save it.
662 GtkPrintSettings* newSettings = gtk_print_operation_get_print_settings (native->GetPrintJob());
663 native->SetPrintConfig(newSettings);
664 data.ConvertFromNative();
665
666 // Same problem as a few lines before.
667 switch (gtk_print_settings_get_print_pages(newSettings))
668 {
669 case GTK_PRINT_PAGES_CURRENT:
670 m_printDialogData.SetSelection( true );
671 break;
fa034c45 672 case GTK_PRINT_PAGES_RANGES:
da249bc3 673 {// wxWidgets doesn't support multiple ranges, so we can only save the first one even if the user wants to print others.
fa034c45
RR		 674 // For example, the user enters "1-3;5-7" in the dialog: pages 1-3 and 5-7 will be correctly printed when the user
675 // will hit "OK" button. However we can only save 1-3 in the print data.
676 gint num_ranges = 0;
677 GtkPageRange* range;
678 range = gtk_print_settings_get_page_ranges (newSettings, &num_ranges);
da249bc3
RR		 679 if (num_ranges >= 1)
680 {
fa034c45
RR		 681 m_printDialogData.SetFromPage( range[0].start );
682 m_printDialogData.SetToPage( range[0].end );
da249bc3
RR		 683 }
684 else {
685 m_printDialogData.SetAllPages( true );
686 m_printDialogData.SetFromPage( 0 );
687 m_printDialogData.SetToPage( 9999 );
688 }
689 break;}
690 case GTK_PRINT_PAGES_ALL:
691 default:
692 m_printDialogData.SetAllPages( true );
693 m_printDialogData.SetFromPage( 0 );
694 m_printDialogData.SetToPage( 9999 );
fa034c45
RR		 695 break;
696 }
697
698 return wxID_OK;
699}
700
701//----------------------------------------------------------------------------
702// wxGtkPageSetupDialog
703//----------------------------------------------------------------------------
704
705IMPLEMENT_CLASS(wxGtkPageSetupDialog, wxPageSetupDialogBase)
706
707wxGtkPageSetupDialog::wxGtkPageSetupDialog( wxWindow *parent,
708 wxPageSetupDialogData* data )
709{
710 if (data)
711 m_pageDialogData = *data;
712
713 m_parent = parent;
714}
715
716wxGtkPageSetupDialog::~wxGtkPageSetupDialog()
717{
718}
719
720int wxGtkPageSetupDialog::ShowModal()
721{
722 // Get the config.
723 m_pageDialogData.GetPrintData().ConvertToNative();
724 wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();
725 GtkPrintSettings* nativeData = native->GetPrintConfig();
726
727 // We only need the pagesetup data which are part of the settings.
728 GtkPageSetup* oldPageSetup = native->GetPageSetupFromSettings(nativeData);
729
730 // If the user used a custom paper format the last time he printed, we have to restore it too.
731 if (m_pageDialogData.GetPrintData().GetPaperId() == wxPAPER_NONE)
732 {
733 wxSize customPaperSize = m_pageDialogData.GetPaperSize();
734 if (customPaperSize.GetWidth() > 0 && customPaperSize.GetHeight() > 0)
735 {
736 wxString title = _("Custom size");
737 GtkPaperSize* customSize = gtk_paper_size_new_custom ("custom", title.mb_str(), (gdouble) customPaperSize.GetWidth(), (gdouble) customPaperSize.GetHeight(), GTK_UNIT_MM);
738 gtk_page_setup_set_paper_size_and_default_margins (oldPageSetup, customSize);
739 g_object_unref(customSize);
740 }
741 }
742
743 // Now show the dialog.
744 GtkPageSetup* newPageSetup = gtk_print_run_page_setup_dialog (GTK_WINDOW(m_parent->m_widget),
745 oldPageSetup,
746 nativeData);
747
748 int ret;
749 if (newPageSetup != oldPageSetup)
750 {
751 native->SetPageSetupToSettings(nativeData, newPageSetup);
752 m_pageDialogData.GetPrintData().ConvertFromNative();
753
754 // Store custom paper format if any.
755 if (m_pageDialogData.GetPrintData().GetPaperId() == wxPAPER_NONE)
756 {
757 gdouble ml,mr,mt,mb,pw,ph;
758 ml = gtk_page_setup_get_left_margin (newPageSetup, GTK_UNIT_MM);
759 mr = gtk_page_setup_get_right_margin (newPageSetup, GTK_UNIT_MM);
760 mt = gtk_page_setup_get_top_margin (newPageSetup, GTK_UNIT_MM);
761 mb = gtk_page_setup_get_bottom_margin (newPageSetup, GTK_UNIT_MM);
762
763 pw = gtk_page_setup_get_paper_width (newPageSetup, GTK_UNIT_MM);
764 ph = gtk_page_setup_get_paper_height (newPageSetup, GTK_UNIT_MM);
765
766 m_pageDialogData.SetMarginTopLeft( wxPoint( (int)(ml+0.5), (int)(mt+0.5)) );
767 m_pageDialogData.SetMarginBottomRight( wxPoint( (int)(mr+0.5), (int)(mb+0.5)) );
768
769 m_pageDialogData.SetPaperSize( wxSize( (int)(pw+0.5), (int)(ph+0.5) ) );
770 }
771
772 ret = wxID_OK;
773 }
774 else
775 {
776 ret = wxID_CANCEL;
777 }
778
779 return ret;
780}
781
782//----------------------------------------------------------------------------
783// wxGtkPrinter
784//----------------------------------------------------------------------------
785
786IMPLEMENT_CLASS(wxGtkPrinter, wxPrinterBase)
787
788wxGtkPrinter::wxGtkPrinter( wxPrintDialogData *data ) :
789 wxPrinterBase( data )
790{
791 m_gpc = NULL;
792
793 if (data)
794 m_printDialogData = *data;
795}
796
797wxGtkPrinter::~wxGtkPrinter()
798{
799}
800
801bool wxGtkPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
802{
803 if (!printout)
804 {
805 sm_lastError = wxPRINTER_ERROR;
806 return false;
807 }
808
809 // Let's correct the PageInfo just in case the app gives wrong values.
810 int fromPage, toPage;
811 int minPage, maxPage;
812 printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
813 m_printDialogData.SetAllPages(true);
814
815 if (minPage < 1) minPage = 1;
816 if (maxPage < 1) maxPage = 9999;
817 if (maxPage < minPage) maxPage = minPage;
818
819 m_printDialogData.SetMinPage(minPage);
820 m_printDialogData.SetMaxPage(maxPage);
821 if (fromPage != 0)
822 {
823 if (fromPage < minPage) fromPage = minPage;
824 else if (fromPage > maxPage) fromPage = maxPage;
825 m_printDialogData.SetFromPage(fromPage);
826 }
827 if (toPage != 0)
828 {
829 m_printDialogData.SetToPage(toPage);
830 if (toPage > maxPage) toPage = maxPage;
831 else if (toPage < minPage) toPage = minPage;
832 }
833
834 if (((minPage != fromPage) && fromPage != 0) || ((maxPage != toPage) && toPage != 0)) m_printDialogData.SetAllPages(false);
835
836
837 wxPrintData printdata = GetPrintDialogData().GetPrintData();
838 wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) printdata.GetNativeData();
839
840 GtkPrintOperation *printOp = gtk_print_operation_new ();
841
842 native->SetPrintJob( printOp );
843
844 printout->SetIsPreview(false);
845
846 wxPrinterToGtkData dataToSend;
847 dataToSend.printer = this;
848 dataToSend.printout = printout;
849
850 // These Gtk signals are catched here.
851 g_signal_connect (printOp, "begin-print", G_CALLBACK (gtk_begin_print_callback), &dataToSend);
852 g_signal_connect (printOp, "draw-page", G_CALLBACK (gtk_draw_page_print_callback), &dataToSend);
853 g_signal_connect (printOp, "end-print", G_CALLBACK (gtk_end_print_callback), printout);
854 g_signal_connect (printOp, "preview", G_CALLBACK (gtk_preview_print_callback), printout);
855
856 m_showDialog = true;
857 if (!prompt)
858 m_showDialog = false;
859
860 // PrintDialog returns a wxDC but we created it before so we don't need it anymore: we just delete it.
861 wxDC* uselessdc = PrintDialog( parent );
862 delete uselessdc;
863
864 g_object_unref (printOp);
865
866 return (sm_lastError == wxPRINTER_NO_ERROR);
867}
868
869void wxGtkPrinter::BeginPrint(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context)
870{
871 wxPrintData printdata = GetPrintDialogData().GetPrintData();
872 wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) printdata.GetNativeData();
873
874 SetPrintContext(context);
875 native->SetPrintContext( context );
876
a9312950
RR		 877 wxGtkPrintDC *printDC = new wxGtkPrintDC( printdata );
878 m_dc = printDC;
fa034c45
RR		 879
880 if (!m_dc->IsOk())
881 {
882 if (sm_lastError != wxPRINTER_CANCELLED)
883 {
884 sm_lastError = wxPRINTER_ERROR;
885 wxFAIL_MSG(_("The wxGtkPrintDC cannot be used."));
886 }
887 return;
888 }
889 wxSize ScreenPixels = wxGetDisplaySize();
890 wxSize ScreenMM = wxGetDisplaySizeMM();
891
892 printout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()),
893 (int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) );
a9312950
RR		 894 printout->SetPPIPrinter( printDC->GetResolution(),
895 printDC->GetResolution() );
fa034c45
RR		 896
897 printout->SetDC(m_dc);
898
899 int w, h;
900 m_dc->GetSize(&w, &h);
901 printout->SetPageSizePixels((int)w, (int)h);
902 printout->SetPaperRectPixels(wxRect(0, 0, w, h));
903 int mw, mh;
904 m_dc->GetSizeMM(&mw, &mh);
905 printout->SetPageSizeMM((int)mw, (int)mh);
906 printout->OnPreparePrinting();
907
908 // Get some parameters from the printout, if defined.
909 int fromPage, toPage;
910 int minPage, maxPage;
911 printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
912
913 if (maxPage == 0)
914 {
915 sm_lastError = wxPRINTER_ERROR;
916 wxFAIL_MSG(_("wxPrintout::GetPageInfo gives a null maxPage."));
917 return;
918 }
919
920 printout->OnBeginPrinting();
921
922 int numPages = 0;
923
924 // If we're not previewing we need to calculate the number of pages to print.
925 // If we're previewing, Gtk Print will render every pages without wondering about the page ranges the user may
926 // have defined in the dialog. So the number of pages is the maximum available.
927 if (!printout->IsPreview())
928 {
929 GtkPrintSettings * settings = gtk_print_operation_get_print_settings (operation);
930 switch (gtk_print_settings_get_print_pages(settings))
931 {
932 case GTK_PRINT_PAGES_CURRENT:
933 numPages = 1;
934 break;
935 case GTK_PRINT_PAGES_RANGES:
936 {gint num_ranges = 0;
937 GtkPageRange* range;
938 int i;
939 range = gtk_print_settings_get_page_ranges (settings, &num_ranges);
940 for (i=0; i<num_ranges; i++)
941 {
942 if (range[i].end < range[i].start) range[i].end = range[i].start;
943 if (range[i].start < minPage-1) range[i].start = minPage-1;
944 if (range[i].end > maxPage-1) range[i].end = maxPage-1;
945 if (range[i].start > maxPage-1) range[i].start = maxPage-1;
946 numPages += range[i].end - range[i].start + 1;
947 }
948 gtk_print_settings_set_page_ranges (settings, range, 1);
949 break;}
950 case GTK_PRINT_PAGES_ALL:
951 default:
952 numPages = maxPage - minPage + 1;
953 break;
954 }
955 }
956 else numPages = maxPage - minPage + 1;
957
958 gtk_print_operation_set_n_pages(operation, numPages);
959}
960
961void wxGtkPrinter::DrawPage(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context, int page_nr)
962{
963 int fromPage, toPage, minPage, maxPage, startPage, endPage;
964 printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
965
966 int numPageToDraw = page_nr + minPage;
967 if (numPageToDraw < minPage) numPageToDraw = minPage;
968 if (numPageToDraw > maxPage) numPageToDraw = maxPage;
969
970 GtkPrintSettings * settings = gtk_print_operation_get_print_settings (operation);
971 switch (gtk_print_settings_get_print_pages(settings))
972 {
973 case GTK_PRINT_PAGES_CURRENT:
974 g_object_get_property((GObject*) operation, (const gchar *) "current-page", (GValue*) &startPage);
975 g_object_get_property((GObject*) operation, (const gchar *) "current-page", (GValue*) &endPage);
976 break;
977 case GTK_PRINT_PAGES_RANGES:
978 {gint num_ranges = 0;
979 GtkPageRange* range;
980 range = gtk_print_settings_get_page_ranges (settings, &num_ranges);
981 // We don't need to verify these values as it has already been done in wxGtkPrinter::BeginPrint.
da249bc3
RR		 982 if (num_ranges >= 1)
983 {
fa034c45
RR		 984 startPage = range[0].start + 1;
985 endPage = range[0].end + 1;
da249bc3
RR		 986 }
987 else {
988 startPage = minPage;
989 endPage = maxPage;
990 }
fa034c45
RR		 991 break;}
992 case GTK_PRINT_PAGES_ALL:
993 default:
994 startPage = minPage;
995 endPage = maxPage;
996 break;
997 }
998
999 if(numPageToDraw == startPage)
1000 {
1001 if (!printout->OnBeginDocument(startPage, endPage))
1002 {
1003 wxLogError(_("Could not start printing."));
1004 sm_lastError = wxPRINTER_ERROR;
1005 }
1006 }
1007
1008 // The app can render the page numPageToDraw.
1009 if (printout->HasPage(numPageToDraw))
1010 {
1011 m_dc->StartPage();
1012 printout->OnPrintPage(numPageToDraw);
1013 m_dc->EndPage();
1014 }
1015
1016
1017 if(numPageToDraw == endPage)
1018 {
1019 printout->OnEndDocument();
1020 }
1021}
1022
1023wxDC* wxGtkPrinter::PrintDialog( wxWindow *parent )
1024{
1025 wxGtkPrintDialog dialog( parent, &m_printDialogData );
1026 int ret;
1027
1028 dialog.SetPrintDC(m_dc);
1029
1030 dialog.SetShowDialog(m_showDialog);
1031
1032 ret = dialog.ShowModal();
1033
1034 if (ret == wxID_CANCEL)
1035 {
1036 sm_lastError = wxPRINTER_CANCELLED;
1037 return NULL;
1038 }
1039 if (ret == wxID_NO)
1040 {
1041 sm_lastError = wxPRINTER_ERROR;
1042 wxFAIL_MSG(_("The print dialog returned an error."));
1043 return NULL;
1044 }
1045
1046 m_printDialogData = dialog.GetPrintDialogData();
1047 return new wxGtkPrintDC( m_printDialogData.GetPrintData() );
1048}
1049
1050bool wxGtkPrinter::Setup( wxWindow *parent )
1051{
1052 // Obsolete, for backward compatibility.
1053 return false;
1054}
1055
1056//-----------------------------------------------------------------------------
1057// wxGtkPrintDC
1058//-----------------------------------------------------------------------------
1059
a9312950
RR		 1060#define XLOG2DEV(x) ((double)(LogicalToDeviceX(x)) * m_DEV2PS)
1061#define XLOG2DEVREL(x) ((double)(LogicalToDeviceXRel(x)) * m_DEV2PS)
1062#define YLOG2DEV(x) ((double)(LogicalToDeviceY(x)) * m_DEV2PS)
1063#define YLOG2DEVREL(x) ((double)(LogicalToDeviceYRel(x)) * m_DEV2PS)
fa034c45 1064
a9312950 1065IMPLEMENT_CLASS(wxGtkPrintDC, wxDC)
fa034c45
RR		 1066
1067wxGtkPrintDC::wxGtkPrintDC( const wxPrintData& data )
1068{
1069 m_printData = data;
1070
1071 wxGtkPrintNativeData *native =
1072 (wxGtkPrintNativeData*) m_printData.GetNativeData();
1073
1074 m_gpc = native->GetPrintContext();
1075
a9312950
RR		 1076 // RR: what does this do?
1077 m_resolution = m_printData.GetQuality(); // (int) gtk_print_context_get_dpi_x( m_gpc );
1078 if (m_resolution < 0)
1079 m_resolution = (1 << (m_resolution+4)) *150;
1080
1081 wxPrintf( "resolution %d\n", m_resolution );
1082
1083 m_PS2DEV = (double)m_resolution / 72.0;
1084 m_DEV2PS = 72.0 / (double)m_resolution;
1085
fa034c45
RR		 1086 m_context = gtk_print_context_create_pango_context( m_gpc );
1087 m_layout = gtk_print_context_create_pango_layout ( m_gpc );
1088 m_fontdesc = pango_font_description_from_string( "Sans 12" );
1089
1090 m_cairo = gtk_print_context_get_cairo_context ( m_gpc );
1091
1092 m_currentRed = 0;
1093 m_currentBlue = 0;
1094 m_currentGreen = 0;
1095
1096 m_signX = 1; // default x-axis left to right.
1097 m_signY = 1; // default y-axis bottom up -> top down.
da249bc3
RR		 1098
1099 // By default the origine of cairo contexte is in the upper left corner of the printable area.
1100 // We need to translate it so that it is in the upper left corner of the paper (i.e. doesn't care about margins)
1101 GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
1102 gdouble ml, mt;
1103 ml = gtk_page_setup_get_left_margin (setup, GTK_UNIT_POINTS);
1104 mt = gtk_page_setup_get_top_margin (setup, GTK_UNIT_POINTS);
1105 gs_cairo->cairo_translate(m_cairo, -ml, -mt);
fa034c45
RR		 1106}
1107
1108wxGtkPrintDC::~wxGtkPrintDC()
1109{
1110 g_object_unref(m_context);
1111 g_object_unref(m_layout);
1112}
1113
1114bool wxGtkPrintDC::IsOk() const
1115{
a9312950 1116 return (m_gpc != NULL);
fa034c45
RR		 1117}
1118
1119bool wxGtkPrintDC::DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style )
1120{
1121 // We can't access the given coord as a cairo context is scalable, ie a coord doesn't mean anything in this context.
1122 wxFAIL_MSG(_("not implemented"));
1123 return false;
1124}
1125
1126void wxGtkPrintDC::DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter)
1127{
1128 wxCoord xC = circleCenter.x;
1129 wxCoord yC = circleCenter.y;
1130 wxCoord xR = rect.x;
1131 wxCoord yR = rect.y;
1132 wxCoord w = rect.width;
1133 wxCoord h = rect.height;
1134
1135 double radius = sqrt((w/2)*(w/2)+(h/2)*(h/2));
1136
1137 unsigned char redI = initialColour.Red();
1138 unsigned char blueI = initialColour.Blue();
1139 unsigned char greenI = initialColour.Green();
1140 unsigned char alphaI = initialColour.Alpha();
1141 unsigned char redD = destColour.Red();
1142 unsigned char blueD = destColour.Blue();
1143 unsigned char greenD = destColour.Green();
1144 unsigned char alphaD = destColour.Alpha();
1145
1146 double redIPS = (double)(redI) / 255.0;
1147 double blueIPS = (double)(blueI) / 255.0;
1148 double greenIPS = (double)(greenI) / 255.0;
1149 double alphaIPS = (double)(alphaI) / 255.0;
1150 double redDPS = (double)(redD) / 255.0;
1151 double blueDPS = (double)(blueD) / 255.0;
1152 double greenDPS = (double)(greenD) / 255.0;
1153 double alphaDPS = (double)(alphaD) / 255.0;
1154
1155 // Create a pattern with the gradient.
1156 cairo_pattern_t* gradient;
5cdcb787 1157 gradient = gs_cairo->cairo_pattern_create_radial (XLOG2DEV(xC+xR), YLOG2DEV(yC+yR), 0, XLOG2DEV(xC+xR), YLOG2DEV(yC+yR), radius * m_DEV2PS );
d494613a
RR		 1158 gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 0.0, redIPS, greenIPS, blueIPS, alphaIPS);
1159 gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 1.0, redDPS, greenDPS, blueDPS, alphaDPS);
fa034c45
RR		 1160
1161 // Fill the rectangle with this pattern.
d494613a 1162 gs_cairo->cairo_set_source(m_cairo, gradient);
5cdcb787 1163 gs_cairo->cairo_rectangle (m_cairo, XLOG2DEV(xR), YLOG2DEV(yR), XLOG2DEVREL(w), YLOG2DEVREL(h) );
d494613a 1164 gs_cairo->cairo_fill(m_cairo);
fa034c45 1165
d494613a 1166 gs_cairo->cairo_pattern_destroy(gradient);
fa034c45
RR		 1167
1168 CalcBoundingBox(xR, yR);
1169 CalcBoundingBox(xR+w, yR+h);
1170}
1171
1172void wxGtkPrintDC::DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection)
1173{
1174 wxCoord x = rect.x;
1175 wxCoord y = rect.y;
1176 wxCoord w = rect.width;
1177 wxCoord h = rect.height;
1178
1179 unsigned char redI = initialColour.Red();
1180 unsigned char blueI = initialColour.Blue();
1181 unsigned char greenI = initialColour.Green();
1182 unsigned char alphaI = initialColour.Alpha();
1183 unsigned char redD = destColour.Red();
1184 unsigned char blueD = destColour.Blue();
1185 unsigned char greenD = destColour.Green();
1186 unsigned char alphaD = destColour.Alpha();
1187
1188 double redIPS = (double)(redI) / 255.0;
1189 double blueIPS = (double)(blueI) / 255.0;
1190 double greenIPS = (double)(greenI) / 255.0;
1191 double alphaIPS = (double)(alphaI) / 255.0;
1192 double redDPS = (double)(redD) / 255.0;
1193 double blueDPS = (double)(blueD) / 255.0;
1194 double greenDPS = (double)(greenD) / 255.0;
1195 double alphaDPS = (double)(alphaD) / 255.0;
1196
1197 // Create a pattern with the gradient.
1198 cairo_pattern_t* gradient;
5cdcb787 1199 gradient = gs_cairo->cairo_pattern_create_linear (XLOG2DEV(x), YLOG2DEV(y), XLOG2DEV(x+w), YLOG2DEV(y));
fa034c45
RR		 1200
1201 if (nDirection == wxWEST)
1202 {
d494613a
RR		 1203 gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 0.0, redDPS, greenDPS, blueDPS, alphaDPS);
1204 gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 1.0, redIPS, greenIPS, blueIPS, alphaIPS);
fa034c45
RR		 1205 }
1206 else {
d494613a
RR		 1207 gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 0.0, redIPS, greenIPS, blueIPS, alphaIPS);
1208 gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 1.0, redDPS, greenDPS, blueDPS, alphaDPS);
fa034c45
RR		 1209 }
1210
1211 // Fill the rectangle with this pattern.
d494613a 1212 gs_cairo->cairo_set_source(m_cairo, gradient);
5cdcb787 1213 gs_cairo->cairo_rectangle (m_cairo, XLOG2DEV(x), YLOG2DEV(y), XLOG2DEVREL(w), YLOG2DEVREL(h) );
d494613a 1214 gs_cairo->cairo_fill(m_cairo);
fa034c45 1215
d494613a 1216 gs_cairo->cairo_pattern_destroy(gradient);
fa034c45
RR		 1217
1218 CalcBoundingBox(x, y);
1219 CalcBoundingBox(x+w, y+h);
1220}
1221
1222bool wxGtkPrintDC::DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const
1223{
1224 // We can't access the given coord as a cairo context is scalable, ie a coord doesn't mean anything in this context.
1225 wxFAIL_MSG(_("not implemented"));
1226 return false;
1227}
1228
1229void wxGtkPrintDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
1230{
1231 if (m_pen.GetStyle() == wxTRANSPARENT) return;
1232
1233 SetPen( m_pen );
5cdcb787
RR		 1234 gs_cairo->cairo_move_to ( m_cairo, XLOG2DEV(x1), YLOG2DEV(y1) );
1235 gs_cairo->cairo_line_to ( m_cairo, XLOG2DEV(x2), YLOG2DEV(y2) );
d494613a 1236 gs_cairo->cairo_stroke ( m_cairo );
fa034c45
RR		 1237
1238 CalcBoundingBox( x1, y1 );
1239 CalcBoundingBox( x2, y2 );
1240}
1241
1242void wxGtkPrintDC::DoCrossHair(wxCoord x, wxCoord y)
1243{
a9312950
RR		 1244 int w, h;
1245 DoGetSize(&w, &h);
fa034c45
RR		 1246
1247 SetPen(m_pen);
1248
5cdcb787
RR		 1249 gs_cairo->cairo_move_to (m_cairo, XLOG2DEV(x), 0);
1250 gs_cairo->cairo_line_to (m_cairo, XLOG2DEV(x), YLOG2DEVREL(h));
1251 gs_cairo->cairo_move_to (m_cairo, 0, YLOG2DEV(y));
1252 gs_cairo->cairo_line_to (m_cairo, XLOG2DEVREL(w), YLOG2DEV(y));
fa034c45 1253
d494613a 1254 gs_cairo->cairo_stroke (m_cairo);
fa034c45 1255 CalcBoundingBox( 0, 0 );
a9312950 1256 CalcBoundingBox( w, h );
fa034c45
RR		 1257}
1258
1259void wxGtkPrintDC::DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc)
1260{
1261 double dx = x1 - xc;
1262 double dy = y1 - yc;
1263 double radius = sqrt((double)(dx*dx+dy*dy));
1264
1265 double alpha1, alpha2;
1266 if (x1 == x2 && y1 == y2)
1267 {
1268 alpha1 = 0.0;
1269 alpha2 = 360.0;
1270 }
1271 else
1272 if (radius == 0.0)
1273 {
1274 alpha1 = alpha2 = 0.0;
1275 }
1276 else
1277 {
1278 alpha1 = (x1 - xc == 0) ?
1279 (y1 - yc < 0) ? 90.0 : -90.0 :
1280 atan2(double(y1-yc), double(x1-xc)) * RAD2DEG;
1281 alpha2 = (x2 - xc == 0) ?
1282 (y2 - yc < 0) ? 90.0 : -90.0 :
1283 atan2(double(y2-yc), double(x2-xc)) * RAD2DEG;
1284
1285 while (alpha1 <= 0) alpha1 += 360;
1286 while (alpha2 <= 0) alpha2 += 360; // adjust angles to be between.
1287 while (alpha1 > 360) alpha1 -= 360; // 0 and 360 degree.
1288 while (alpha2 > 360) alpha2 -= 360;
1289 }
1290
1291 alpha1 *= DEG2RAD;
1292 alpha2 *= DEG2RAD;
1293
da249bc3
RR		 1294 gs_cairo->cairo_new_path(m_cairo);
1295
5cdcb787
RR		 1296 gs_cairo->cairo_arc_negative ( m_cairo, XLOG2DEV(xc), YLOG2DEV(yc), XLOG2DEVREL((int)radius), alpha1, alpha2);
1297 gs_cairo->cairo_line_to(m_cairo, XLOG2DEV(xc), YLOG2DEV(yc));
d494613a 1298 gs_cairo->cairo_close_path (m_cairo);
fa034c45
RR		 1299
1300 SetBrush( m_brush );
d494613a 1301 gs_cairo->cairo_fill_preserve( m_cairo );
fa034c45
RR		 1302
1303 SetPen (m_pen);
d494613a 1304 gs_cairo->cairo_stroke( m_cairo );
fa034c45
RR		 1305
1306 CalcBoundingBox (x1, y1);
1307 CalcBoundingBox (xc, yc);
1308 CalcBoundingBox (x2, y2);
1309}
1310
1311void wxGtkPrintDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea)
1312{
d494613a 1313 gs_cairo->cairo_save( m_cairo );
fa034c45 1314
da249bc3
RR		 1315 gs_cairo->cairo_new_path(m_cairo);
1316
5cdcb787 1317 gs_cairo->cairo_translate( m_cairo, XLOG2DEV((wxCoord) (x + w / 2.)), XLOG2DEV((wxCoord) (y + h / 2.)) );
a9312950 1318 double scale = (double)YLOG2DEVREL(h) / (double) XLOG2DEVREL(w);
d494613a 1319 gs_cairo->cairo_scale( m_cairo, 1.0, scale );
fa034c45 1320
a9312950 1321 gs_cairo->cairo_arc_negative ( m_cairo, 0, 0, XLOG2DEVREL(w/2), -sa*DEG2RAD, -ea*DEG2RAD);
fa034c45
RR		 1322
1323 SetPen (m_pen);
d494613a 1324 gs_cairo->cairo_stroke_preserve( m_cairo );
fa034c45 1325
d494613a 1326 gs_cairo->cairo_line_to(m_cairo, 0,0);
fa034c45
RR		 1327
1328 SetBrush( m_brush );
d494613a 1329 gs_cairo->cairo_fill( m_cairo );
fa034c45 1330
d494613a 1331 gs_cairo->cairo_restore( m_cairo );
fa034c45
RR		 1332
1333 CalcBoundingBox( x, y);
1334 CalcBoundingBox( x+w, y+h );
1335}
1336
1337void wxGtkPrintDC::DoDrawPoint(wxCoord x, wxCoord y)
1338{
1339 if (m_pen.GetStyle() == wxTRANSPARENT) return;
1340
1341 SetPen( m_pen );
1342
5cdcb787
RR		 1343 gs_cairo->cairo_move_to ( m_cairo, XLOG2DEV(x), YLOG2DEV(y) );
1344 gs_cairo->cairo_line_to ( m_cairo, XLOG2DEV(x), YLOG2DEV(y) );
d494613a 1345 gs_cairo->cairo_stroke ( m_cairo );
fa034c45
RR		 1346
1347 CalcBoundingBox( x, y );
1348}
1349
1350void wxGtkPrintDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset)
1351{
1352 if (m_pen.GetStyle() == wxTRANSPARENT) return;
1353
1354 if (n <= 0) return;
1355
1356 SetPen (m_pen);
1357
1358 int i;
1359 for ( i =0; i<n ; i++ )
1360 CalcBoundingBox( points[i].x+xoffset, points[i].y+yoffset);
1361
5cdcb787 1362 gs_cairo->cairo_move_to ( m_cairo, XLOG2DEV(points[0].x+xoffset), YLOG2DEV(points[0].y+yoffset) );
fa034c45
RR		 1363
1364 for (i = 1; i < n; i++)
5cdcb787 1365 gs_cairo->cairo_line_to ( m_cairo, XLOG2DEV(points[i].x+xoffset), YLOG2DEV(points[i].y+yoffset) );
fa034c45 1366
d494613a 1367 gs_cairo->cairo_stroke ( m_cairo);
fa034c45
RR		 1368}
1369
1370void wxGtkPrintDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle)
1371{
1372 if (n==0) return;
1373
d494613a 1374 gs_cairo->cairo_save(m_cairo);
fa034c45 1375 if (fillStyle == wxWINDING_RULE)
d494613a 1376 gs_cairo->cairo_set_fill_rule( m_cairo, CAIRO_FILL_RULE_WINDING);
fa034c45 1377 else
d494613a 1378 gs_cairo->cairo_set_fill_rule( m_cairo, CAIRO_FILL_RULE_EVEN_ODD);
fa034c45
RR		 1379
1380 int x = points[0].x + xoffset;
1381 int y = points[0].y + yoffset;
d494613a 1382 gs_cairo->cairo_new_path(m_cairo);
5cdcb787 1383 gs_cairo->cairo_move_to( m_cairo, XLOG2DEV(x), YLOG2DEV(y) );
fa034c45
RR		 1384 int i;
1385 for (i = 1; i < n; i++)
1386 {
1387 int x = points[i].x + xoffset;
1388 int y = points[i].y + yoffset;
5cdcb787 1389 gs_cairo->cairo_line_to( m_cairo, XLOG2DEV(x), YLOG2DEV(y) );
fa034c45 1390 }
d494613a 1391 gs_cairo->cairo_close_path(m_cairo);
fa034c45
RR		 1392
1393 SetBrush( m_brush );
d494613a 1394 gs_cairo->cairo_fill_preserve( m_cairo );
fa034c45
RR		 1395
1396 SetPen (m_pen);
d494613a 1397 gs_cairo->cairo_stroke( m_cairo );
fa034c45
RR		 1398
1399 CalcBoundingBox( x, y );
1400
d494613a 1401 gs_cairo->cairo_restore(m_cairo);
fa034c45
RR		 1402}
1403
1404void wxGtkPrintDC::DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle)
1405{
1406 wxDC::DoDrawPolyPolygon( n, count, points, xoffset, yoffset, fillStyle );
1407}
1408
1409void wxGtkPrintDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1410{
da249bc3 1411 gs_cairo->cairo_new_path(m_cairo);
5cdcb787 1412 gs_cairo->cairo_rectangle ( m_cairo, XLOG2DEV(x), YLOG2DEV(y), XLOG2DEVREL(width), YLOG2DEVREL(height));
fa034c45
RR		 1413
1414 SetBrush( m_brush );
d494613a 1415 gs_cairo->cairo_fill_preserve( m_cairo );
fa034c45
RR		 1416
1417 SetPen (m_pen);
d494613a 1418 gs_cairo->cairo_stroke( m_cairo );
fa034c45
RR		 1419
1420 CalcBoundingBox( x, y );
1421 CalcBoundingBox( x + width, y + height );
1422}
1423
1424void wxGtkPrintDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius)
1425{
1426 if (radius < 0.0) radius = - radius * ((width < height) ? width : height);
1427
1428 wxCoord dd = 2 * (wxCoord) radius;
1429 if (dd > width) dd = width;
1430 if (dd > height) dd = height;
1431 radius = dd / 2;
1432
1433 wxCoord rad = (wxCoord) radius;
1434
d494613a 1435 gs_cairo->cairo_new_path(m_cairo);
5cdcb787 1436 gs_cairo->cairo_move_to(m_cairo,XLOG2DEV(x + rad),YLOG2DEV(y));
d494613a 1437 gs_cairo->cairo_curve_to(m_cairo,
5cdcb787
RR		 1438 XLOG2DEV(x + rad),YLOG2DEV(y),
1439 XLOG2DEV(x),YLOG2DEV(y),
1440 XLOG2DEV(x),YLOG2DEV(y + rad));
1441 gs_cairo->cairo_line_to(m_cairo,XLOG2DEV(x),YLOG2DEV(y + height - rad));
d494613a 1442 gs_cairo->cairo_curve_to(m_cairo,
5cdcb787
RR		 1443 XLOG2DEV(x),YLOG2DEV(y + height - rad),
1444 XLOG2DEV(x),YLOG2DEV(y + height),
1445 XLOG2DEV(x + rad),YLOG2DEV(y + height));
1446 gs_cairo->cairo_line_to(m_cairo,XLOG2DEV(x + width - rad),YLOG2DEV(y + height));
d494613a 1447 gs_cairo->cairo_curve_to(m_cairo,
5cdcb787
RR		 1448 XLOG2DEV(x + width - rad),YLOG2DEV(y + height),
1449 XLOG2DEV(x + width),YLOG2DEV(y + height),
1450 XLOG2DEV(x + width),YLOG2DEV(y + height - rad));
1451 gs_cairo->cairo_line_to(m_cairo,XLOG2DEV(x + width),YLOG2DEV(y + rad));
d494613a 1452 gs_cairo->cairo_curve_to(m_cairo,
5cdcb787
RR		 1453 XLOG2DEV(x + width),YLOG2DEV(y + rad),
1454 XLOG2DEV(x + width),YLOG2DEV(y),
1455 XLOG2DEV(x + width - rad),YLOG2DEV(y));
1456 gs_cairo->cairo_line_to(m_cairo,XLOG2DEV(x + rad),YLOG2DEV(y));
d494613a 1457 gs_cairo->cairo_close_path(m_cairo);
fa034c45
RR		 1458
1459 SetBrush(m_brush);
d494613a 1460 gs_cairo->cairo_fill_preserve(m_cairo);
fa034c45
RR		 1461
1462 SetPen(m_pen);
d494613a 1463 gs_cairo->cairo_stroke(m_cairo);
fa034c45
RR		 1464
1465 CalcBoundingBox(x,y);
1466 CalcBoundingBox(x+width,y+height);
1467}
1468
1469void wxGtkPrintDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1470{
d494613a 1471 gs_cairo->cairo_save (m_cairo);
fa034c45 1472
da249bc3
RR		 1473 gs_cairo->cairo_new_path(m_cairo);
1474
5cdcb787 1475 gs_cairo->cairo_translate (m_cairo, XLOG2DEV((wxCoord) (x + width / 2.)), YLOG2DEV((wxCoord) (y + height / 2.)));
a9312950
RR		 1476 gs_cairo->cairo_scale(m_cairo, 1, (double)YLOG2DEVREL(height)/(double)XLOG2DEVREL(width));
1477 gs_cairo->cairo_arc ( m_cairo, 0, 0, XLOG2DEVREL(width/2), 0, 2 * M_PI);
fa034c45
RR		 1478
1479 SetBrush( m_brush );
d494613a 1480 gs_cairo->cairo_fill_preserve( m_cairo );
fa034c45
RR		 1481
1482 SetPen (m_pen);
d494613a 1483 gs_cairo->cairo_stroke( m_cairo );
fa034c45
RR		 1484
1485 CalcBoundingBox( x, y );
1486 CalcBoundingBox( x + width, y + height );
1487
d494613a 1488 gs_cairo->cairo_restore (m_cairo);
fa034c45
RR		 1489}
1490
1491#if wxUSE_SPLINES
1492void wxGtkPrintDC::DoDrawSpline(wxList *points)
1493{
1494 SetPen (m_pen);
1495
1496 double c, d, x1, y1, x2, y2, x3, y3;
1497 wxPoint *p, *q;
1498
1499 wxList::compatibility_iterator node = points->GetFirst();
1500 p = (wxPoint *)node->GetData();
1501 x1 = p->x;
1502 y1 = p->y;
1503
1504 node = node->GetNext();
1505 p = (wxPoint *)node->GetData();
1506 c = p->x;
1507 d = p->y;
1508 x3 =
1509 (double)(x1 + c) / 2;
1510 y3 =
1511 (double)(y1 + d) / 2;
1512
d494613a 1513 gs_cairo->cairo_new_path( m_cairo );
5cdcb787
RR		 1514 gs_cairo->cairo_move_to( m_cairo, XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1) );
1515 gs_cairo->cairo_line_to( m_cairo, XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
fa034c45
RR		 1516
1517 CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1518 CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1519
1520 node = node->GetNext();
1521 while (node)
1522 {
1523 q = (wxPoint *)node->GetData();
1524
1525 x1 = x3;
1526 y1 = y3;
1527 x2 = c;
1528 y2 = d;
1529 c = q->x;
1530 d = q->y;
1531 x3 = (double)(x2 + c) / 2;
1532 y3 = (double)(y2 + d) / 2;
1533
d494613a 1534 gs_cairo->cairo_curve_to(m_cairo,
5cdcb787
RR		 1535 XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1),
1536 XLOG2DEV((wxCoord)x2), YLOG2DEV((wxCoord)y2),
1537 XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
fa034c45
RR		 1538
1539 CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1540 CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1541
1542 node = node->GetNext();
1543 }
1544
5cdcb787 1545 gs_cairo->cairo_line_to ( m_cairo, XLOG2DEV((wxCoord)c), YLOG2DEV((wxCoord)d) );
fa034c45 1546
d494613a 1547 gs_cairo->cairo_stroke( m_cairo );
fa034c45
RR		 1548}
1549#endif // wxUSE_SPLINES
1550
1551bool wxGtkPrintDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1552 wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask,
1553 wxCoord xsrcMask, wxCoord ysrcMask)
1554{
1555 wxCHECK_MSG( source, false, wxT("invalid source dc") );
1556
1557 // Blit into a bitmap.
1558 wxBitmap bitmap( width, height );
1559 wxMemoryDC memDC;
1560 memDC.SelectObject(bitmap);
1561 memDC.Blit(0, 0, width, height, source, xsrc, ysrc, rop);
1562 memDC.SelectObject(wxNullBitmap);
1563
1564 // Draw bitmap. scaling and positioning is done there.
1565 DrawBitmap( bitmap, xdest, ydest, useMask );
1566
1567 return true;
1568}
1569
1570void wxGtkPrintDC::DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y )
1571{
1572 DoDrawBitmap( icon, x, y, true );
1573}
1574
1575void wxGtkPrintDC::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask )
1576{
1577 wxCHECK_RET( bitmap.IsOk(), wxT("Invalid bitmap in wxGtkPrintDC::DoDrawBitmap"));
1578
1579 cairo_surface_t* surface;
5cdcb787
RR		 1580 x = wxCoord(XLOG2DEV(x));
1581 y = wxCoord(YLOG2DEV(y));
fa034c45
RR		 1582 int bw = bitmap.GetWidth();
1583 int bh = bitmap.GetHeight();
1584 wxBitmap bmpSource = bitmap; // we need a non-const instance.
1585 unsigned char* buffer = new unsigned char[bw*bh*4];
1586 wxUint32* data = (wxUint32*)buffer;
1587
1588 wxMask *mask = NULL;
1589 if (useMask) mask = bmpSource.GetMask();
1590
1591 // Create a surface object and copy the bitmap pixel data to it. If the image has alpha (or a mask represented as alpha)
1592 // then we'll use a different format and iterator than if it doesn't.
1593 if (bmpSource.HasAlpha() || mask)
1594 {
d494613a 1595 surface = gs_cairo->cairo_image_surface_create_for_data(
fa034c45
RR		 1596 buffer, CAIRO_FORMAT_ARGB32, bw, bh, bw*4);
1597 wxAlphaPixelData pixData(bmpSource, wxPoint(0,0), wxSize(bw, bh));
1598 wxCHECK_RET( pixData, wxT("Failed to gain raw access to bitmap data."));
1599
1600 wxAlphaPixelData::Iterator p(pixData);
1601 int y, x;
1602 for (y=0; y<bh; y++)
1603 {
1604 wxAlphaPixelData::Iterator rowStart = p;
1605 for (x=0; x<bw; x++)
1606 {
1607 // Each pixel in CAIRO_FORMAT_ARGB32 is a 32-bit quantity,
1608 // with alpha in the upper 8 bits, then red, then green, then
1609 // blue. The 32-bit quantities are stored native-endian.
1610 // Pre-multiplied alpha is used.
1611 unsigned char alpha = p.Alpha();
da249bc3
RR		 1612
1613 if (!bmpSource.HasAlpha() && mask)
1614 alpha = 255;
1615
fa034c45
RR		 1616 if (alpha == 0)
1617 *data = 0;
1618 else
da249bc3 1619 *data = ( alpha << 24
fa034c45
RR		 1620 | (p.Red() * alpha/255) << 16
1621 | (p.Green() * alpha/255) << 8
1622 | (p.Blue() * alpha/255) );
1623 ++data;
1624 ++p;
1625 }
1626 p = rowStart;
1627 p.OffsetY(pixData, 1);
1628 }
1629 }
1630 else // no alpha
1631 {
d494613a 1632 surface = gs_cairo->cairo_image_surface_create_for_data(
fa034c45
RR		 1633 buffer, CAIRO_FORMAT_RGB24, bw, bh, bw*4);
1634 wxNativePixelData pixData(bmpSource, wxPoint(0,0), wxSize(bw, bh));
1635 wxCHECK_RET( pixData, wxT("Failed to gain raw access to bitmap data."));
1636
1637 wxNativePixelData::Iterator p(pixData);
1638 int y, x;
1639 for (y=0; y<bh; y++)
1640 {
1641 wxNativePixelData::Iterator rowStart = p;
1642 for (x=0; x<bw; x++)
1643 {
1644 // Each pixel in CAIRO_FORMAT_RGB24 is a 32-bit quantity, with
1645 // the upper 8 bits unused. Red, Green, and Blue are stored in
1646 // the remaining 24 bits in that order. The 32-bit quantities
1647 // are stored native-endian.
1648 *data = ( p.Red() << 16 | p.Green() << 8 | p.Blue() );
1649 ++data;
1650 ++p;
1651 }
1652 p = rowStart;
1653 p.OffsetY(pixData, 1);
1654 }
1655 }
1656
1657
d494613a 1658 gs_cairo->cairo_save(m_cairo);
fa034c45
RR		 1659
1660 // Prepare to draw the image.
d494613a 1661 gs_cairo->cairo_translate(m_cairo, x, y);
4d1d071d
RR		 1662
1663 // Scale the image
1664 cairo_filter_t filter = CAIRO_FILTER_BILINEAR;
1665 cairo_pattern_t* pattern = cairo_pattern_create_for_surface(surface);
1666 cairo_pattern_set_filter(pattern,filter);
5cdcb787
RR		 1667 wxDouble scaleX = (wxDouble) XLOG2DEVREL(bw) / (wxDouble) bw;
1668 wxDouble scaleY = (wxDouble) YLOG2DEVREL(bh) / (wxDouble) bh;
4d1d071d
RR		 1669 cairo_scale(m_cairo, scaleX, scaleY);
1670
d494613a 1671 gs_cairo->cairo_set_source(m_cairo, pattern);
fa034c45 1672 // Use the original size here since the context is scaled already.
d494613a 1673 gs_cairo->cairo_rectangle(m_cairo, 0, 0, bw, bh);
fa034c45 1674 // Fill the rectangle using the pattern.
d494613a 1675 gs_cairo->cairo_fill(m_cairo);
fa034c45
RR		 1676
1677 // Clean up.
d494613a
RR		 1678 gs_cairo->cairo_pattern_destroy(pattern);
1679 gs_cairo->cairo_surface_destroy(surface);
fa034c45
RR		 1680 delete [] buffer;
1681
1682 CalcBoundingBox(0,0);
1683 CalcBoundingBox(bw,bh);
1684
d494613a 1685 gs_cairo->cairo_restore(m_cairo);
fa034c45
RR		 1686}
1687
fa034c45
RR		 1688void wxGtkPrintDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
1689{
1690 DoDrawRotatedText( text, x, y, 0.0 );
1691}
1692
a9312950 1693void wxGtkPrintDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle)
fa034c45 1694{
a9312950
RR		 1695 double xx = XLOG2DEV(x);
1696 double yy = YLOG2DEV(y);
fa034c45
RR		 1697
1698 angle = -angle;
1699
1700 bool underlined = m_font.Ok() && m_font.GetUnderlined();
1701
1702// FIXME-UTF8: wouldn't be needed if utf8_str() always returned a buffer
1703#if wxUSE_UNICODE_UTF8
1704 const char *data = text.utf8_str();
1705#else
1706 const wxCharBuffer data = text.utf8_str();
1707#endif
1708
1709 size_t datalen = strlen(data);
1710 pango_layout_set_text( m_layout, data, datalen);
1711
1712 if (underlined)
1713 {
1714 PangoAttrList *attrs = pango_attr_list_new();
1715 PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
1716 a->start_index = 0;
1717 a->end_index = datalen;
1718 pango_attr_list_insert(attrs, a);
1719 pango_layout_set_attributes(m_layout, attrs);
1720 pango_attr_list_unref(attrs);
1721 }
1722
1723 if (m_textForegroundColour.Ok())
1724 {
1725 unsigned char red = m_textForegroundColour.Red();
1726 unsigned char blue = m_textForegroundColour.Blue();
1727 unsigned char green = m_textForegroundColour.Green();
1728 unsigned char alpha = m_textForegroundColour.Alpha();
1729
1730 if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue && alpha == m_currentAlpha))
1731 {
1732 double redPS = (double)(red) / 255.0;
1733 double bluePS = (double)(blue) / 255.0;
1734 double greenPS = (double)(green) / 255.0;
1735 double alphaPS = (double)(alpha) / 255.0;
1736
d494613a 1737 gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
fa034c45
RR		 1738
1739 m_currentRed = red;
1740 m_currentBlue = blue;
1741 m_currentGreen = green;
1742 m_currentAlpha = alpha;
1743 }
1744 }
1745
5cdcb787 1746 int w,h;
a9312950 1747
5cdcb787
RR		 1748 // Scale font description.
1749 gint oldSize = pango_font_description_get_size( m_fontdesc );
1750 double size = oldSize;
1751 size = size * m_scaleX;
1752 pango_font_description_set_size( m_fontdesc, (gint)size );
1753
1754 // Actually apply scaled font.
1755 pango_layout_set_font_description( m_layout, m_fontdesc );
fa034c45 1756
5cdcb787 1757 pango_layout_get_pixel_size( m_layout, &w, &h );
fa034c45
RR		 1758
1759 if ( m_backgroundMode == wxSOLID )
1760 {
1761 unsigned char red = m_textBackgroundColour.Red();
1762 unsigned char blue = m_textBackgroundColour.Blue();
1763 unsigned char green = m_textBackgroundColour.Green();
1764 unsigned char alpha = m_textBackgroundColour.Alpha();
1765
1766 double redPS = (double)(red) / 255.0;
1767 double bluePS = (double)(blue) / 255.0;
1768 double greenPS = (double)(green) / 255.0;
1769 double alphaPS = (double)(alpha) / 255.0;
1770
d494613a 1771 gs_cairo->cairo_save(m_cairo);
a9312950 1772 gs_cairo->cairo_translate(m_cairo, xx, yy);
d494613a
RR		 1773 gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
1774 gs_cairo->cairo_rotate(m_cairo,angle*DEG2RAD);
a9312950 1775 gs_cairo->cairo_rectangle(m_cairo, 0, 0, w, h); // still in cairo units
d494613a
RR		 1776 gs_cairo->cairo_fill(m_cairo);
1777 gs_cairo->cairo_restore(m_cairo);
fa034c45
RR		 1778 }
1779
a9312950
RR		 1780 // Draw layout.
1781 gs_cairo->cairo_move_to (m_cairo, xx, yy);
1782
1783 gs_cairo->cairo_save( m_cairo );
1784
a9312950
RR		 1785 if (fabs(angle) > 0.00001)
1786 gs_cairo->cairo_rotate( m_cairo, angle*DEG2RAD );
1787
1788 gs_cairo->pango_cairo_update_layout (m_cairo, m_layout);
1789 gs_cairo->pango_cairo_show_layout (m_cairo, m_layout);
1790
1791 gs_cairo->cairo_restore( m_cairo );
fa034c45
RR		 1792
1793 if (underlined)
1794 {
1795 // Undo underline attributes setting
1796 pango_layout_set_attributes(m_layout, NULL);
1797 }
a9312950 1798
5cdcb787
RR		 1799 // Reset unscaled size.
1800 pango_font_description_set_size( m_fontdesc, oldSize );
1801
1802 // Actually apply unscaled font.
1803 pango_layout_set_font_description( m_layout, m_fontdesc );
1804
1d9fe50d 1805 // Back to device units:
a9312950
RR		 1806 CalcBoundingBox (x, y);
1807 CalcBoundingBox (x + w, y + h);
fa034c45
RR		 1808}
1809
1810void wxGtkPrintDC::Clear()
1811{
0187f0bc
RR		 1812// Clear does nothing for printing, but keep the code
1813// for later reuse
1814/*
d494613a
RR		 1815 gs_cairo->cairo_save(m_cairo);
1816 gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_SOURCE);
fa034c45 1817 SetBrush(m_backgroundBrush);
d494613a
RR		 1818 gs_cairo->cairo_paint(m_cairo);
1819 gs_cairo->cairo_restore(m_cairo);
0187f0bc 1820*/
fa034c45
RR		 1821}
1822
1823void wxGtkPrintDC::SetFont( const wxFont& font )
1824{
1825 m_font = font;
1826
1827 if (m_font.Ok())
1828 {
1829 if (m_fontdesc)
1830 pango_font_description_free( m_fontdesc );
1831
1d9fe50d
RR		 1832 m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description ); // m_fontdesc is now set to device units
1833
1834 // Scale font description from device units to pango units
1835 gint oldSize = pango_font_description_get_size( m_fontdesc );
a9312950 1836 double size = oldSize *m_DEV2PS; // scale to cairo units
1d9fe50d 1837 pango_font_description_set_size( m_fontdesc, (gint)size ); // apply to description
fa034c45 1838
1d9fe50d 1839 // Actually apply scaled font.
fa034c45
RR		 1840 pango_layout_set_font_description( m_layout, m_fontdesc );
1841 }
1842}
1843
1844void wxGtkPrintDC::SetPen( const wxPen& pen )
1845{
1846 if (!pen.Ok()) return;
1847
1848 m_pen = pen;
1849
1850 double width = (double) m_pen.GetWidth();
1851 if (width == 0) width = 0.1;
1852
5cdcb787 1853 gs_cairo->cairo_set_line_width( m_cairo, (width * m_PS2DEV) / m_scaleX );
fa034c45
RR		 1854 static const double dotted[] = {2.0, 5.0};
1855 static const double short_dashed[] = {4.0, 4.0};
1856 static const double long_dashed[] = {4.0, 8.0};
1857 static const double dotted_dashed[] = {6.0, 6.0, 2.0, 6.0};
1858
1859 switch (m_pen.GetStyle())
1860 {
da249bc3
RR		 1861 case wxDOT: gs_cairo->cairo_set_dash( m_cairo, dotted, 2, 0 ); break;
1862 case wxSHORT_DASH: gs_cairo->cairo_set_dash( m_cairo, short_dashed, 2, 0 ); break;
1863 case wxLONG_DASH: gs_cairo->cairo_set_dash( m_cairo, long_dashed, 2, 0 ); break;
1864 case wxDOT_DASH: gs_cairo->cairo_set_dash( m_cairo, dotted_dashed, 4, 0 ); break;
fa034c45
RR		 1865 case wxUSER_DASH:
1866 {
1867 wxDash *wx_dashes;
da249bc3 1868 int num = m_pen.GetDashes (&wx_dashes);
fa034c45
RR		 1869 gdouble *g_dashes = g_new( gdouble, num );
1870 int i;
1871 for (i = 0; i < num; ++i)
1872 g_dashes[i] = (gdouble) wx_dashes[i];
d494613a 1873 gs_cairo->cairo_set_dash( m_cairo, g_dashes, num, 0);
fa034c45
RR		 1874 g_free( g_dashes );
1875 }
1876 break;
1877 case wxSOLID:
1878 case wxTRANSPARENT:
d494613a 1879 default: gs_cairo->cairo_set_dash( m_cairo, NULL, 0, 0 ); break;
fa034c45
RR		 1880 }
1881
1882 switch (m_pen.GetCap())
1883 {
d494613a
RR		 1884 case wxCAP_PROJECTING: gs_cairo->cairo_set_line_cap (m_cairo, CAIRO_LINE_CAP_SQUARE); break;
1885 case wxCAP_BUTT: gs_cairo->cairo_set_line_cap (m_cairo, CAIRO_LINE_CAP_BUTT); break;
fa034c45 1886 case wxCAP_ROUND:
d494613a 1887 default: gs_cairo->cairo_set_line_cap (m_cairo, CAIRO_LINE_CAP_ROUND); break;
fa034c45
RR		 1888 }
1889
1890 switch (m_pen.GetJoin())
1891 {
d494613a
RR		 1892 case wxJOIN_BEVEL: gs_cairo->cairo_set_line_join (m_cairo, CAIRO_LINE_JOIN_BEVEL); break;
1893 case wxJOIN_MITER: gs_cairo->cairo_set_line_join (m_cairo, CAIRO_LINE_JOIN_MITER); break;
fa034c45 1894 case wxJOIN_ROUND:
d494613a 1895 default: gs_cairo->cairo_set_line_join (m_cairo, CAIRO_LINE_JOIN_ROUND); break;
fa034c45
RR		 1896 }
1897
1898 unsigned char red = m_pen.GetColour().Red();
1899 unsigned char blue = m_pen.GetColour().Blue();
1900 unsigned char green = m_pen.GetColour().Green();
1901 unsigned char alpha = m_pen.GetColour().Alpha();
1902
1903 if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue && alpha == m_currentAlpha))
1904 {
1905 double redPS = (double)(red) / 255.0;
1906 double bluePS = (double)(blue) / 255.0;
1907 double greenPS = (double)(green) / 255.0;
1908 double alphaPS = (double)(alpha) / 255.0;
1909
d494613a 1910 gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
fa034c45
RR		 1911
1912 m_currentRed = red;
1913 m_currentBlue = blue;
1914 m_currentGreen = green;
1915 m_currentAlpha = alpha;
1916 }
1917}
1918
1919void wxGtkPrintDC::SetBrush( const wxBrush& brush )
1920{
1921 if (!brush.Ok()) return;
1922
1923 m_brush = brush;
1924
a9312950
RR		 1925 if (m_brush.GetStyle() == wxTRANSPARENT)
1926 {
1927 gs_cairo->cairo_set_source_rgba( m_cairo, 0, 0, 0, 0 );
1928 m_currentRed = 0;
1929 m_currentBlue = 0;
1930 m_currentGreen = 0;
1931 m_currentAlpha = 0;
1932 return;
1933 }
1934
fa034c45
RR		 1935 // Brush colour.
1936 unsigned char red = m_brush.GetColour().Red();
1937 unsigned char blue = m_brush.GetColour().Blue();
1938 unsigned char green = m_brush.GetColour().Green();
1939 unsigned char alpha = m_brush.GetColour().Alpha();
1940
1941 double redPS = (double)(red) / 255.0;
1942 double bluePS = (double)(blue) / 255.0;
1943 double greenPS = (double)(green) / 255.0;
1944 double alphaPS = (double)(alpha) / 255.0;
1945
1946 if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue && alpha == m_currentAlpha))
1947 {
d494613a 1948 gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
fa034c45
RR		 1949
1950 m_currentRed = red;
1951 m_currentBlue = blue;
1952 m_currentGreen = green;
1953 m_currentAlpha = alpha;
1954 }
1955
1956 if (m_brush.IsHatch())
1957 {
1958 cairo_t * cr;
1959 cairo_surface_t *surface;
d494613a
RR		 1960 surface = gs_cairo->cairo_surface_create_similar(gs_cairo->cairo_get_target(m_cairo),CAIRO_CONTENT_COLOR_ALPHA,10,10);
1961 cr = gs_cairo->cairo_create(surface);
1962 gs_cairo->cairo_set_line_cap(cr, CAIRO_LINE_CAP_SQUARE);
1963 gs_cairo->cairo_set_line_width(cr, 1);
1964 gs_cairo->cairo_set_line_join(cr,CAIRO_LINE_JOIN_MITER);
fa034c45
RR		 1965
1966 switch (m_brush.GetStyle())
1967 {
1968 case wxCROSS_HATCH:
d494613a
RR		 1969 gs_cairo->cairo_move_to(cr, 5, 0);
1970 gs_cairo->cairo_line_to(cr, 5, 10);
1971 gs_cairo->cairo_move_to(cr, 0, 5);
1972 gs_cairo->cairo_line_to(cr, 10, 5);
fa034c45
RR		 1973 break;
1974 case wxBDIAGONAL_HATCH:
d494613a
RR		 1975 gs_cairo->cairo_move_to(cr, 0, 10);
1976 gs_cairo->cairo_line_to(cr, 10, 0);
fa034c45
RR		 1977 break;
1978 case wxFDIAGONAL_HATCH:
d494613a
RR		 1979 gs_cairo->cairo_move_to(cr, 0, 0);
1980 gs_cairo->cairo_line_to(cr, 10, 10);
fa034c45
RR		 1981 break;
1982 case wxCROSSDIAG_HATCH:
d494613a
RR		 1983 gs_cairo->cairo_move_to(cr, 0, 0);
1984 gs_cairo->cairo_line_to(cr, 10, 10);
1985 gs_cairo->cairo_move_to(cr, 10, 0);
1986 gs_cairo->cairo_line_to(cr, 0, 10);
fa034c45
RR		 1987 break;
1988 case wxHORIZONTAL_HATCH:
d494613a
RR		 1989 gs_cairo->cairo_move_to(cr, 0, 5);
1990 gs_cairo->cairo_line_to(cr, 10, 5);
fa034c45
RR		 1991 break;
1992 case wxVERTICAL_HATCH:
d494613a
RR		 1993 gs_cairo->cairo_move_to(cr, 5, 0);
1994 gs_cairo->cairo_line_to(cr, 5, 10);
fa034c45
RR		 1995 break;
1996 default:
1997 wxFAIL_MSG(_("Couldn't get hatch style from wxBrush."));
1998 }
1999
d494613a
RR		 2000 gs_cairo->cairo_set_source_rgba(cr, redPS, greenPS, bluePS, alphaPS);
2001 gs_cairo->cairo_stroke (cr);
fa034c45 2002
d494613a
RR		 2003 gs_cairo->cairo_destroy(cr);
2004 cairo_pattern_t * pattern = gs_cairo->cairo_pattern_create_for_surface (surface);
2005 gs_cairo->cairo_surface_destroy(surface);
2006 gs_cairo->cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
2007 gs_cairo->cairo_set_source(m_cairo, pattern);
2008 gs_cairo->cairo_pattern_destroy(pattern);
fa034c45
RR		 2009 }
2010}
2011
2012void wxGtkPrintDC::SetLogicalFunction( int function )
2013{
2014 if (function == wxCLEAR)
d494613a 2015 gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_CLEAR);
fa034c45 2016 else if (function == wxOR)
d494613a 2017 gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_OUT);
fa034c45 2018 else if (function == wxNO_OP)
d494613a 2019 gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_DEST);
fa034c45 2020 else if (function == wxAND)
d494613a 2021 gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_ADD);
fa034c45 2022 else if (function == wxSET)
d494613a 2023 gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_SATURATE);
fa034c45 2024 else if (function == wxXOR)
d494613a 2025 gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_XOR);
fa034c45 2026 else // wxCOPY or anything else.
d494613a 2027 gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_SOURCE);
fa034c45
RR		 2028}
2029
2030void wxGtkPrintDC::SetBackground( const wxBrush& brush )
2031{
2032 m_backgroundBrush = brush;
d494613a
RR		 2033 gs_cairo->cairo_save(m_cairo);
2034 gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_DEST_OVER);
fa034c45
RR		 2035
2036 SetBrush(m_backgroundBrush);
d494613a
RR		 2037 gs_cairo->cairo_paint(m_cairo);
2038 gs_cairo->cairo_restore(m_cairo);
fa034c45
RR		 2039}
2040
2041void wxGtkPrintDC::SetBackgroundMode(int mode)
2042{
2043 if (mode == wxSOLID) m_backgroundMode = wxSOLID;
2044 else m_backgroundMode = wxTRANSPARENT;
2045}
2046
2047void wxGtkPrintDC::DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
2048{
5cdcb787 2049 gs_cairo->cairo_rectangle ( m_cairo, XLOG2DEV(x), YLOG2DEV(y), XLOG2DEVREL(width), YLOG2DEVREL(height));
d494613a 2050 gs_cairo->cairo_clip(m_cairo);
fa034c45
RR		 2051}
2052
2053void wxGtkPrintDC::DestroyClippingRegion()
2054{
d494613a 2055 gs_cairo->cairo_reset_clip(m_cairo);
fa034c45
RR		 2056}
2057
2058bool wxGtkPrintDC::StartDoc(const wxString& message)
2059{
2060 return true;
2061}
2062
2063void wxGtkPrintDC::EndDoc()
2064{
2065 return;
2066}
2067
2068void wxGtkPrintDC::StartPage()
2069{
2070 return;
2071}
2072
2073void wxGtkPrintDC::EndPage()
2074{
2075 return;
2076}
2077
2078wxCoord wxGtkPrintDC::GetCharHeight() const
2079{
2080 pango_layout_set_text( m_layout, "H", 1 );
2081
2082 int w,h;
2083 pango_layout_get_pixel_size( m_layout, &w, &h );
2084
a9312950 2085 return wxRound( h * m_PS2DEV );
fa034c45
RR		 2086}
2087
2088wxCoord wxGtkPrintDC::GetCharWidth() const
2089{
2090 pango_layout_set_text( m_layout, "H", 1 );
2091
2092 int w,h;
2093 pango_layout_get_pixel_size( m_layout, &w, &h );
2094
a9312950 2095 return wxRound( w * m_PS2DEV );
fa034c45
RR		 2096}
2097
2098void wxGtkPrintDC::DoGetTextExtent(const wxString& string, wxCoord *width, wxCoord *height,
2099 wxCoord *descent,
2100 wxCoord *externalLeading,
2101 const wxFont *theFont ) const
2102{
2103 if ( width )
2104 *width = 0;
2105 if ( height )
2106 *height = 0;
2107 if ( descent )
2108 *descent = 0;
2109 if ( externalLeading )
2110 *externalLeading = 0;
2111
2112 if (string.empty())
2113 {
2114 return;
2115 }
2116
2117 // Set layout's text
2118 // FIXME-UTF8: wouldn't be needed if utf8_str() always returned a buffer
2119#if wxUSE_UNICODE_UTF8
2120 const char *dataUTF8 = string.utf8_str();
2121#else
2122 const wxCharBuffer dataUTF8 = string.utf8_str();
2123#endif
2124
2125 PangoFontDescription *desc = m_fontdesc;
2126 if (theFont) desc = theFont->GetNativeFontInfo()->description;
2127
2128 gint oldSize = pango_font_description_get_size( desc );
2129 double size = oldSize;
2130 size = size * m_scaleY;
2131 pango_font_description_set_size( desc, (gint)size );
2132
2133 // apply scaled font
2134 pango_layout_set_font_description( m_layout, desc );
2135
2136 pango_layout_set_text( m_layout, dataUTF8, strlen(dataUTF8) );
2137
2138 int w, h;
2139 pango_layout_get_pixel_size( m_layout, &w, &h );
2140
2141 if (width)
a9312950 2142 *width = wxRound( (double)w / m_scaleX * m_PS2DEV );
fa034c45 2143 if (height)
a9312950
RR		 2144 *height = wxRound( (double)h / m_scaleY * m_PS2DEV );
2145
fa034c45
RR		 2146 if (descent)
2147 {
2148 PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
2149 int baseline = pango_layout_iter_get_baseline(iter);
2150 pango_layout_iter_free(iter);
a9312950 2151 *descent = wxRound( (h - PANGO_PIXELS(baseline)) * m_PS2DEV );
fa034c45
RR		 2152 }
2153
2154 // Reset unscaled size.
2155 pango_font_description_set_size( desc, oldSize );
2156
2157 // Reset unscaled font.
2158 pango_layout_set_font_description( m_layout, m_fontdesc );
2159}
2160
2161void wxGtkPrintDC::DoGetSize(int* width, int* height) const
2162{
a9312950
RR		 2163 GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
2164
fa034c45 2165 if (width)
a9312950 2166 *width = wxRound( gtk_page_setup_get_paper_width( setup, GTK_UNIT_POINTS ) * m_PS2DEV );
fa034c45 2167 if (height)
a9312950 2168 *height = wxRound( gtk_page_setup_get_paper_height( setup, GTK_UNIT_POINTS ) * m_PS2DEV );
fa034c45
RR		 2169}
2170
2171void wxGtkPrintDC::DoGetSizeMM(int *width, int *height) const
2172{
a9312950 2173 GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
fa034c45
RR		 2174
2175 if (width)
a9312950 2176 *width = wxRound( gtk_page_setup_get_paper_width( setup, GTK_UNIT_MM ) );
fa034c45 2177 if (height)
a9312950 2178 *height = wxRound( gtk_page_setup_get_paper_height( setup, GTK_UNIT_MM ) );
fa034c45
RR		 2179}
2180
2181wxSize wxGtkPrintDC::GetPPI() const
2182{
a9312950 2183 return wxSize( (int)m_resolution, (int)m_resolution );
fa034c45
RR		 2184}
2185
2186void wxGtkPrintDC::SetPrintData(const wxPrintData& data)
2187{
2188 m_printData = data;
fa034c45
RR		 2189}
2190
2191void wxGtkPrintDC::SetResolution(int ppi)
2192{
2193 // We can't change ppi of the GtkPrintContext.
a9312950 2194 // TODO: should we really support this?
fa034c45
RR		 2195}
2196
2197int wxGtkPrintDC::GetResolution()
2198{
a9312950 2199 return m_resolution;
fa034c45
RR		 2200}
2201
2202// ----------------------------------------------------------------------------
2203// Print preview
2204// ----------------------------------------------------------------------------
2205
2206IMPLEMENT_CLASS(wxGtkPrintPreview, wxPrintPreviewBase)
2207
2208void wxGtkPrintPreview::Init(wxPrintout * WXUNUSED(printout),
2209 wxPrintout * WXUNUSED(printoutForPrinting))
2210{
2211 DetermineScaling();
2212}
2213
2214wxGtkPrintPreview::wxGtkPrintPreview(wxPrintout *printout,
2215 wxPrintout *printoutForPrinting,
2216 wxPrintDialogData *data)
2217 : wxPrintPreviewBase(printout, printoutForPrinting, data)
2218{
2219 Init(printout, printoutForPrinting);
2220}
2221
2222wxGtkPrintPreview::wxGtkPrintPreview(wxPrintout *printout,
2223 wxPrintout *printoutForPrinting,
2224 wxPrintData *data)
2225 : wxPrintPreviewBase(printout, printoutForPrinting, data)
2226{
2227 Init(printout, printoutForPrinting);
2228}
2229
2230wxGtkPrintPreview::~wxGtkPrintPreview()
2231{
2232}
2233
2234bool wxGtkPrintPreview::Print(bool interactive)
2235{
2236 if (!m_printPrintout)
2237 return false;
2238
2239 wxPrinter printer(& m_printDialogData);
2240 return printer.Print(m_previewFrame, m_printPrintout, interactive);
2241}
2242
2243void wxGtkPrintPreview::DetermineScaling()
2244{
2245 wxPaperSize paperType = m_printDialogData.GetPrintData().GetPaperId();
2246
2247 wxPrintPaperType *paper = wxThePrintPaperDatabase->FindPaperType(paperType);
2248 if (!paper)
2249 paper = wxThePrintPaperDatabase->FindPaperType(wxPAPER_A4);
2250
2251 if (paper)
2252 {
2253 wxSize ScreenPixels = wxGetDisplaySize();
2254 wxSize ScreenMM = wxGetDisplaySizeMM();
2255
2256 m_previewPrintout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()),
2257 (int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) );
a9312950
RR		 2258
2259 // TODO !!!!!!!!!!!!!!!
2260 int resolution = 600;
2261 m_previewPrintout->SetPPIPrinter( resolution, resolution );
2262
fa034c45
RR		 2263 // Get width and height in points (1/72th of an inch)
2264 wxSize sizeDevUnits(paper->GetSizeDeviceUnits());
2265
a9312950
RR		 2266 sizeDevUnits.x = wxRound((double)sizeDevUnits.x * (double)resolution / 72.0);
2267 sizeDevUnits.y = wxRound((double)sizeDevUnits.y * (double)resolution / 72.0);
fa034c45
RR		 2268 wxSize sizeTenthsMM(paper->GetSize());
2269 wxSize sizeMM(sizeTenthsMM.x / 10, sizeTenthsMM.y / 10);
2270
2271 // If in landscape mode, we need to swap the width and height.
2272 if ( m_printDialogData.GetPrintData().GetOrientation() == wxLANDSCAPE )
2273 {
2274 m_pageWidth = sizeDevUnits.y;
2275 m_pageHeight = sizeDevUnits.x;
2276 m_previewPrintout->SetPageSizeMM(sizeMM.y, sizeMM.x);
2277 }
2278 else
2279 {
2280 m_pageWidth = sizeDevUnits.x;
2281 m_pageHeight = sizeDevUnits.y;
2282 m_previewPrintout->SetPageSizeMM(sizeMM.x, sizeMM.y);
2283 }
2284 m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight);
2285 m_previewPrintout->SetPaperRectPixels(wxRect(0, 0, m_pageWidth, m_pageHeight));
2286
2287 // At 100%, the page should look about page-size on the screen.
a9312950 2288 m_previewScaleX = 0.8 * 72.0 / (double)resolution;
fa034c45
RR		 2289 m_previewScaleY = m_previewScaleX;
2290 }
2291}
2292
2293#endif
2294 // wxUSE_GTKPRINT
wxWidgets (Impactor)