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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/mac/carbon/printwin.cpp | |
3 | // Purpose: wxMacPrinter framework | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // For compilers that support precompilation, includes "wx.h". | |
13 | #include "wx/wxprec.h" | |
14 | ||
15 | #if wxUSE_PRINTING_ARCHITECTURE | |
16 | ||
17 | #ifdef __BORLANDC__ | |
18 | #pragma hdrstop | |
19 | #endif | |
20 | ||
21 | #ifndef WX_PRECOMP | |
22 | #include "wx/utils.h" | |
23 | #include "wx/dc.h" | |
24 | #include "wx/app.h" | |
25 | #include "wx/msgdlg.h" | |
26 | #include "wx/dcprint.h" | |
27 | #include "wx/math.h" | |
28 | #endif | |
29 | ||
30 | #include "wx/mac/uma.h" | |
31 | ||
32 | #include "wx/mac/printmac.h" | |
33 | #include "wx/mac/private/print.h" | |
34 | ||
35 | #include "wx/printdlg.h" | |
36 | #include "wx/mac/printdlg.h" | |
37 | ||
38 | #include <stdlib.h> | |
39 | ||
40 | IMPLEMENT_DYNAMIC_CLASS(wxMacCarbonPrintData, wxPrintNativeDataBase) | |
41 | IMPLEMENT_DYNAMIC_CLASS(wxMacPrinter, wxPrinterBase) | |
42 | IMPLEMENT_CLASS(wxMacPrintPreview, wxPrintPreviewBase) | |
43 | ||
44 | bool wxMacCarbonPrintData::IsOk() const | |
45 | { | |
46 | return (m_macPageFormat != kPMNoPageFormat) && (m_macPrintSettings != kPMNoPrintSettings) && (m_macPrintSession != kPMNoReference); | |
47 | } | |
48 | wxMacCarbonPrintData::wxMacCarbonPrintData() | |
49 | { | |
50 | m_macPageFormat = kPMNoPageFormat; | |
51 | m_macPrintSettings = kPMNoPrintSettings; | |
52 | m_macPrintSession = kPMNoReference ; | |
53 | ValidateOrCreate() ; | |
54 | } | |
55 | ||
56 | wxMacCarbonPrintData::~wxMacCarbonPrintData() | |
57 | { | |
58 | if (m_macPageFormat != kPMNoPageFormat) | |
59 | { | |
60 | (void)PMRelease(m_macPageFormat); | |
61 | m_macPageFormat = kPMNoPageFormat; | |
62 | } | |
63 | ||
64 | if (m_macPrintSettings != kPMNoPrintSettings) | |
65 | { | |
66 | (void)PMRelease(m_macPrintSettings); | |
67 | m_macPrintSettings = kPMNoPrintSettings; | |
68 | } | |
69 | ||
70 | if ( m_macPrintSession != kPMNoReference ) | |
71 | { | |
72 | (void)PMRelease(m_macPrintSession); | |
73 | m_macPrintSession = kPMNoReference; | |
74 | } | |
75 | } | |
76 | ||
77 | void wxMacCarbonPrintData::ValidateOrCreate() | |
78 | { | |
79 | OSStatus err = noErr ; | |
80 | if ( m_macPrintSession == kPMNoReference ) | |
81 | { | |
82 | err = PMCreateSession( (PMPrintSession *) &m_macPrintSession ) ; | |
83 | } | |
84 | // Set up a valid PageFormat object. | |
85 | if ( m_macPageFormat == kPMNoPageFormat) | |
86 | { | |
87 | err = PMCreatePageFormat((PMPageFormat *) &m_macPageFormat); | |
88 | ||
89 | // Note that PMPageFormat is not session-specific, but calling | |
90 | // PMSessionDefaultPageFormat assigns values specific to the printer | |
91 | // associated with the current printing session. | |
92 | if ((err == noErr) && | |
93 | ( m_macPageFormat != kPMNoPageFormat)) | |
94 | { | |
95 | err = PMSessionDefaultPageFormat((PMPrintSession) m_macPrintSession, | |
96 | (PMPageFormat) m_macPageFormat); | |
97 | } | |
98 | } | |
99 | else | |
100 | { | |
101 | err = PMSessionValidatePageFormat((PMPrintSession) m_macPrintSession, | |
102 | (PMPageFormat) m_macPageFormat, | |
103 | kPMDontWantBoolean); | |
104 | } | |
105 | ||
106 | // Set up a valid PrintSettings object. | |
107 | if ( m_macPrintSettings == kPMNoPrintSettings) | |
108 | { | |
109 | err = PMCreatePrintSettings((PMPrintSettings *) &m_macPrintSettings); | |
110 | ||
111 | // Note that PMPrintSettings is not session-specific, but calling | |
112 | // PMSessionDefaultPrintSettings assigns values specific to the printer | |
113 | // associated with the current printing session. | |
114 | if ((err == noErr) && | |
115 | ( m_macPrintSettings != kPMNoPrintSettings)) | |
116 | { | |
117 | err = PMSessionDefaultPrintSettings((PMPrintSession) m_macPrintSession, | |
118 | (PMPrintSettings) m_macPrintSettings); | |
119 | } | |
120 | } | |
121 | else | |
122 | { | |
123 | err = PMSessionValidatePrintSettings((PMPrintSession) m_macPrintSession, | |
124 | (PMPrintSettings) m_macPrintSettings, | |
125 | kPMDontWantBoolean); | |
126 | } | |
127 | } | |
128 | ||
129 | bool wxMacCarbonPrintData::TransferFrom( const wxPrintData &data ) | |
130 | { | |
131 | ValidateOrCreate() ; | |
132 | PMSetCopies( (PMPrintSettings) m_macPrintSettings , data.GetNoCopies() , false ) ; | |
133 | PMSetOrientation( (PMPageFormat) m_macPageFormat , ( data.GetOrientation() == wxLANDSCAPE ) ? | |
134 | kPMLandscape : kPMPortrait , false ) ; | |
135 | // collate cannot be set | |
136 | #if 0 // not yet tested | |
137 | if ( !m_printerName.empty() ) | |
138 | PMSessionSetCurrentPrinter( (PMPrintSession) m_macPrintSession , wxMacCFStringHolder( m_printerName , wxFont::GetDefaultEncoding() ) ) ; | |
139 | #endif | |
140 | #ifndef __LP64__ | |
141 | PMColorMode color ; | |
142 | PMGetColorMode( (PMPrintSettings) m_macPrintSettings, &color ) ; | |
143 | if ( data.GetColour() ) | |
144 | { | |
145 | if ( color == kPMBlackAndWhite ) | |
146 | PMSetColorMode( (PMPrintSettings) m_macPrintSettings, kPMColor ) ; | |
147 | } | |
148 | else | |
149 | PMSetColorMode( (PMPrintSettings) m_macPrintSettings, kPMBlackAndWhite ) ; | |
150 | #endif | |
151 | ||
152 | // PMDuplexMode not yet accessible via API | |
153 | // PMQualityMode not yet accessible via API | |
154 | // todo paperSize | |
155 | ||
156 | PMResolution res; | |
157 | PMPrinter printer; | |
158 | PMSessionGetCurrentPrinter(m_macPrintSession, &printer); | |
159 | #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5 | |
160 | PMPrinterGetOutputResolution( printer, | |
161 | (PMPrintSettings) m_macPrintSettings, &res) ; | |
162 | // TODO transfer ? into page format ? | |
163 | #else | |
164 | PMTag tag = kPMMaxSquareResolution; | |
165 | PMPrinterGetPrinterResolution(printer, tag, &res); | |
166 | PMSetResolution((PMPageFormat) m_macPageFormat, &res); | |
167 | #endif | |
168 | // after setting the new resolution the format has to be updated, otherwise the page rect remains | |
169 | // at the 'old' scaling | |
170 | PMSessionValidatePageFormat((PMPrintSession) m_macPrintSession, | |
171 | (PMPageFormat) m_macPageFormat, | |
172 | kPMDontWantBoolean) ; | |
173 | ||
174 | return true ; | |
175 | } | |
176 | ||
177 | bool wxMacCarbonPrintData::TransferTo( wxPrintData &data ) | |
178 | { | |
179 | OSStatus err = noErr ; | |
180 | ||
181 | UInt32 copies ; | |
182 | err = PMGetCopies( m_macPrintSettings , &copies ) ; | |
183 | if ( err == noErr ) | |
184 | data.SetNoCopies( copies ) ; | |
185 | ||
186 | PMOrientation orientation ; | |
187 | err = PMGetOrientation( m_macPageFormat , &orientation ) ; | |
188 | if ( err == noErr ) | |
189 | { | |
190 | if ( orientation == kPMPortrait || orientation == kPMReversePortrait ) | |
191 | data.SetOrientation( wxPORTRAIT ); | |
192 | else | |
193 | data.SetOrientation( wxLANDSCAPE ); | |
194 | } | |
195 | ||
196 | // collate cannot be set | |
197 | #if 0 | |
198 | { | |
199 | wxMacCFStringHolder name ; | |
200 | PMPrinter printer ; | |
201 | PMSessionGetCurrentPrinter( m_macPrintSession , | |
202 | &printer ) ; | |
203 | m_printerName = name.AsString() ; | |
204 | } | |
205 | #endif | |
206 | ||
207 | #ifndef __LP64__ | |
208 | PMColorMode color ; | |
209 | err = PMGetColorMode( m_macPrintSettings, &color ) ; | |
210 | if ( err == noErr ) | |
211 | data.SetColour( !(color == kPMBlackAndWhite) ) ; | |
212 | #endif | |
213 | // PMDuplexMode not yet accessible via API | |
214 | // PMQualityMode not yet accessible via API | |
215 | // todo paperSize | |
216 | PMRect rPaper; | |
217 | err = PMGetUnadjustedPaperRect( m_macPageFormat, &rPaper); | |
218 | if ( err == noErr ) | |
219 | { | |
220 | data.SetPaperSize( wxSize ( | |
221 | (int)(( rPaper.right - rPaper.left ) * pt2mm + 0.5 ) , | |
222 | (int)(( rPaper.bottom - rPaper.top ) * pt2mm + 0.5 ) ) ); | |
223 | } | |
224 | return true ; | |
225 | } | |
226 | ||
227 | void wxMacCarbonPrintData::TransferFrom( wxPageSetupData *data ) | |
228 | { | |
229 | // should we setup the page rect here ? | |
230 | // since MacOS sometimes has two same paper rects with different | |
231 | // page rects we could make it roundtrip safe perhaps | |
232 | } | |
233 | ||
234 | void wxMacCarbonPrintData::TransferTo( wxPageSetupData* data ) | |
235 | { | |
236 | PMRect rPaper; | |
237 | OSStatus err = PMGetUnadjustedPaperRect(m_macPageFormat, &rPaper); | |
238 | if ( err == noErr ) | |
239 | { | |
240 | PMRect rPage ; | |
241 | err = PMGetUnadjustedPageRect(m_macPageFormat , &rPage ) ; | |
242 | if ( err == noErr ) | |
243 | { | |
244 | data->SetMinMarginTopLeft( wxPoint ( | |
245 | (int)(((double) rPage.left - rPaper.left ) * pt2mm) , | |
246 | (int)(((double) rPage.top - rPaper.top ) * pt2mm) ) ) ; | |
247 | ||
248 | data->SetMinMarginBottomRight( wxPoint ( | |
249 | (wxCoord)(((double) rPaper.right - rPage.right ) * pt2mm), | |
250 | (wxCoord)(((double) rPaper.bottom - rPage.bottom ) * pt2mm)) ) ; | |
251 | ||
252 | if ( data->GetMarginTopLeft().x < data->GetMinMarginTopLeft().x ) | |
253 | data->SetMarginTopLeft( wxPoint( data->GetMinMarginTopLeft().x , | |
254 | data->GetMarginTopLeft().y ) ) ; | |
255 | ||
256 | if ( data->GetMarginBottomRight().x < data->GetMinMarginBottomRight().x ) | |
257 | data->SetMarginBottomRight( wxPoint( data->GetMinMarginBottomRight().x , | |
258 | data->GetMarginBottomRight().y ) ); | |
259 | ||
260 | if ( data->GetMarginTopLeft().y < data->GetMinMarginTopLeft().y ) | |
261 | data->SetMarginTopLeft( wxPoint( data->GetMarginTopLeft().x , data->GetMinMarginTopLeft().y ) ); | |
262 | ||
263 | if ( data->GetMarginBottomRight().y < data->GetMinMarginBottomRight().y ) | |
264 | data->SetMarginBottomRight( wxPoint( data->GetMarginBottomRight().x , | |
265 | data->GetMinMarginBottomRight().y) ); | |
266 | } | |
267 | } | |
268 | } | |
269 | ||
270 | void wxMacCarbonPrintData::TransferTo( wxPrintDialogData* data ) | |
271 | { | |
272 | UInt32 minPage , maxPage ; | |
273 | PMGetPageRange( m_macPrintSettings , &minPage , &maxPage ) ; | |
274 | data->SetMinPage( minPage ) ; | |
275 | data->SetMaxPage( maxPage ) ; | |
276 | UInt32 copies ; | |
277 | PMGetCopies( m_macPrintSettings , &copies ) ; | |
278 | data->SetNoCopies( copies ) ; | |
279 | UInt32 from , to ; | |
280 | PMGetFirstPage( m_macPrintSettings , &from ) ; | |
281 | PMGetLastPage( m_macPrintSettings , &to ) ; | |
282 | if ( to >= 0x7FFFFFFF ) // due to an OS Bug we don't get back kPMPrintAllPages | |
283 | { | |
284 | data->SetAllPages( true ) ; | |
285 | // This means all pages, more or less | |
286 | data->SetFromPage(1); | |
287 | data->SetToPage(32000); | |
288 | } | |
289 | else | |
290 | { | |
291 | data->SetFromPage( from ) ; | |
292 | data->SetToPage( to ) ; | |
293 | data->SetAllPages( false ); | |
294 | } | |
295 | } | |
296 | ||
297 | void wxMacCarbonPrintData::TransferFrom( wxPrintDialogData* data ) | |
298 | { | |
299 | PMSetPageRange( m_macPrintSettings , data->GetMinPage() , data->GetMaxPage() ) ; | |
300 | PMSetCopies( m_macPrintSettings , data->GetNoCopies() , false ) ; | |
301 | PMSetFirstPage( m_macPrintSettings , data->GetFromPage() , false ) ; | |
302 | ||
303 | if (data->GetAllPages() || data->GetFromPage() == 0) | |
304 | PMSetLastPage( m_macPrintSettings , (UInt32) kPMPrintAllPages, true ) ; | |
305 | else | |
306 | PMSetLastPage( m_macPrintSettings , (UInt32) data->GetToPage() , false ) ; | |
307 | } | |
308 | ||
309 | /* | |
310 | * Printer | |
311 | */ | |
312 | ||
313 | wxMacPrinter::wxMacPrinter(wxPrintDialogData *data): | |
314 | wxPrinterBase(data) | |
315 | { | |
316 | } | |
317 | ||
318 | wxMacPrinter::~wxMacPrinter(void) | |
319 | { | |
320 | } | |
321 | ||
322 | bool wxMacPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt) | |
323 | { | |
324 | sm_abortIt = false; | |
325 | sm_abortWindow = NULL; | |
326 | ||
327 | if (!printout) | |
328 | return false; | |
329 | ||
330 | printout->SetIsPreview(false); | |
331 | if (m_printDialogData.GetMinPage() < 1) | |
332 | m_printDialogData.SetMinPage(1); | |
333 | if (m_printDialogData.GetMaxPage() < 1) | |
334 | m_printDialogData.SetMaxPage(9999); | |
335 | ||
336 | // Create a suitable device context | |
337 | wxDC *dc = NULL; | |
338 | if (prompt) | |
339 | { | |
340 | wxPrintDialog dialog(parent, & m_printDialogData); | |
341 | if (dialog.ShowModal() == wxID_OK) | |
342 | { | |
343 | dc = dialog.GetPrintDC(); | |
344 | m_printDialogData = dialog.GetPrintDialogData(); | |
345 | } | |
346 | } | |
347 | else | |
348 | { | |
349 | dc = new wxPrinterDC( m_printDialogData.GetPrintData() ) ; | |
350 | } | |
351 | ||
352 | // May have pressed cancel. | |
353 | if (!dc || !dc->Ok()) | |
354 | { | |
355 | if (dc) | |
356 | delete dc; | |
357 | return false; | |
358 | } | |
359 | ||
360 | // on the mac we have always pixels as addressing mode with 72 dpi | |
361 | printout->SetPPIScreen(72, 72); | |
362 | PMResolution res; | |
363 | wxMacCarbonPrintData* nativeData = (wxMacCarbonPrintData*) | |
364 | (m_printDialogData.GetPrintData().GetNativeData()); | |
365 | #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5 | |
366 | PMPrinter printer; | |
367 | PMSessionGetCurrentPrinter(nativeData->m_macPrintSession, &printer); | |
368 | PMPrinterGetOutputResolution( printer, nativeData->m_macPrintSettings, &res) ; | |
369 | #else | |
370 | PMGetResolution((PMPageFormat) (nativeData->m_macPageFormat), &res); | |
371 | #endif | |
372 | printout->SetPPIPrinter(int(res.hRes), int(res.vRes)); | |
373 | ||
374 | // Set printout parameters | |
375 | printout->SetDC(dc); | |
376 | ||
377 | int w, h; | |
378 | wxCoord ww, hh; | |
379 | dc->GetSize(&w, &h); | |
380 | printout->SetPageSizePixels((int)w, (int)h); | |
381 | dc->GetSizeMM(&ww, &hh); | |
382 | printout->SetPageSizeMM((int)ww, (int)hh); | |
383 | ||
384 | // Create an abort window | |
385 | wxBeginBusyCursor(); | |
386 | ||
387 | printout->OnPreparePrinting(); | |
388 | ||
389 | // Get some parameters from the printout, if defined | |
390 | int fromPage, toPage; | |
391 | int minPage, maxPage; | |
392 | printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage); | |
393 | ||
394 | if (maxPage == 0) | |
395 | { | |
396 | wxEndBusyCursor(); | |
397 | return false; | |
398 | } | |
399 | ||
400 | // Only set min and max, because from and to have been | |
401 | // set by the user | |
402 | m_printDialogData.SetMinPage(minPage); | |
403 | m_printDialogData.SetMaxPage(maxPage); | |
404 | ||
405 | wxWindow *win = CreateAbortWindow(parent, printout); | |
406 | wxSafeYield(win,true); | |
407 | ||
408 | if (!win) | |
409 | { | |
410 | wxEndBusyCursor(); | |
411 | wxMessageBox(wxT("Sorry, could not create an abort dialog."), wxT("Print Error"), wxOK, parent); | |
412 | delete dc; | |
413 | ||
414 | return false; | |
415 | } | |
416 | ||
417 | sm_abortWindow = win; | |
418 | sm_abortWindow->Show(true); | |
419 | wxSafeYield(win,true); | |
420 | ||
421 | printout->OnBeginPrinting(); | |
422 | ||
423 | bool keepGoing = true; | |
424 | ||
425 | int copyCount; | |
426 | for (copyCount = 1; copyCount <= m_printDialogData.GetNoCopies(); copyCount ++) | |
427 | { | |
428 | if (!printout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage())) | |
429 | { | |
430 | wxEndBusyCursor(); | |
431 | wxMessageBox(wxT("Could not start printing."), wxT("Print Error"), wxOK, parent); | |
432 | break; | |
433 | } | |
434 | if (sm_abortIt) | |
435 | break; | |
436 | ||
437 | int pn; | |
438 | for (pn = m_printDialogData.GetFromPage(); | |
439 | keepGoing && (pn <= m_printDialogData.GetToPage()) && printout->HasPage(pn); | |
440 | pn++) | |
441 | { | |
442 | if (sm_abortIt) | |
443 | { | |
444 | keepGoing = false; | |
445 | break; | |
446 | } | |
447 | else | |
448 | { | |
449 | #if TARGET_CARBON | |
450 | if ( UMAGetSystemVersion() >= 0x1000 ) | |
451 | #endif | |
452 | { | |
453 | #if !wxMAC_USE_CORE_GRAPHICS | |
454 | GrafPtr thePort ; | |
455 | GetPort( &thePort ) ; | |
456 | #endif | |
457 | wxSafeYield(win,true); | |
458 | #if !wxMAC_USE_CORE_GRAPHICS | |
459 | SetPort( thePort ) ; | |
460 | #endif | |
461 | } | |
462 | dc->StartPage(); | |
463 | keepGoing = printout->OnPrintPage(pn); | |
464 | dc->EndPage(); | |
465 | } | |
466 | } | |
467 | printout->OnEndDocument(); | |
468 | } | |
469 | ||
470 | printout->OnEndPrinting(); | |
471 | ||
472 | if (sm_abortWindow) | |
473 | { | |
474 | sm_abortWindow->Show(false); | |
475 | delete sm_abortWindow; | |
476 | sm_abortWindow = NULL; | |
477 | } | |
478 | ||
479 | wxEndBusyCursor(); | |
480 | ||
481 | delete dc; | |
482 | ||
483 | return true; | |
484 | } | |
485 | ||
486 | wxDC* wxMacPrinter::PrintDialog(wxWindow *parent) | |
487 | { | |
488 | wxDC* dc = (wxDC*) NULL; | |
489 | ||
490 | wxPrintDialog dialog(parent, & m_printDialogData); | |
491 | int ret = dialog.ShowModal(); | |
492 | ||
493 | if (ret == wxID_OK) | |
494 | { | |
495 | dc = dialog.GetPrintDC(); | |
496 | m_printDialogData = dialog.GetPrintDialogData(); | |
497 | } | |
498 | ||
499 | return dc; | |
500 | } | |
501 | ||
502 | bool wxMacPrinter::Setup(wxWindow *parent) | |
503 | { | |
504 | #if 0 | |
505 | wxPrintDialog dialog(parent, & m_printDialogData); | |
506 | dialog.GetPrintDialogData().SetSetupDialog(true); | |
507 | ||
508 | int ret = dialog.ShowModal(); | |
509 | ||
510 | if (ret == wxID_OK) | |
511 | m_printDialogData = dialog.GetPrintDialogData(); | |
512 | ||
513 | return (ret == wxID_OK); | |
514 | #endif | |
515 | ||
516 | return wxID_CANCEL; | |
517 | } | |
518 | ||
519 | /* | |
520 | * Print preview | |
521 | */ | |
522 | ||
523 | wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout, | |
524 | wxPrintout *printoutForPrinting, | |
525 | wxPrintDialogData *data) | |
526 | : wxPrintPreviewBase(printout, printoutForPrinting, data) | |
527 | { | |
528 | DetermineScaling(); | |
529 | } | |
530 | ||
531 | wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data): | |
532 | wxPrintPreviewBase(printout, printoutForPrinting, data) | |
533 | { | |
534 | DetermineScaling(); | |
535 | } | |
536 | ||
537 | wxMacPrintPreview::~wxMacPrintPreview(void) | |
538 | { | |
539 | } | |
540 | ||
541 | bool wxMacPrintPreview::Print(bool interactive) | |
542 | { | |
543 | if (!m_printPrintout) | |
544 | return false; | |
545 | ||
546 | wxMacPrinter printer(&m_printDialogData); | |
547 | return printer.Print(m_previewFrame, m_printPrintout, interactive); | |
548 | } | |
549 | ||
550 | void wxMacPrintPreview::DetermineScaling(void) | |
551 | { | |
552 | int screenWidth , screenHeight ; | |
553 | wxDisplaySize( &screenWidth , &screenHeight ) ; | |
554 | ||
555 | wxSize ppiScreen( 72 , 72 ) ; | |
556 | wxSize ppiPrinter( 72 , 72 ) ; | |
557 | ||
558 | m_previewPrintout->SetPPIScreen( ppiScreen.x , ppiScreen.y ) ; | |
559 | ||
560 | int x , y ; | |
561 | wxCoord ww, hh; | |
562 | ||
563 | // Get a device context for the currently selected printer | |
564 | wxPrinterDC printerDC(m_printDialogData.GetPrintData()); | |
565 | if (printerDC.Ok()) | |
566 | { | |
567 | printerDC.GetSizeMM(&ww, &hh); | |
568 | printerDC.GetSize( &x , &y ) ; | |
569 | ppiPrinter = printerDC.GetPPI() ; | |
570 | m_isOk = true ; | |
571 | } | |
572 | else | |
573 | { | |
574 | // use some defaults | |
575 | x = 8 * 72 ; | |
576 | y = 11 * 72 ; | |
577 | ww = (int) (x * 25.4 / ppiPrinter.x) ; | |
578 | hh = (int) (y * 25.4 / ppiPrinter.y) ; | |
579 | m_isOk = false ; | |
580 | } | |
581 | m_previewPrintout->SetPageSizeMM((int)ww, (int)hh); | |
582 | m_previewPrintout->SetPageSizePixels( x , y) ; | |
583 | m_pageWidth = x ; | |
584 | m_pageHeight = y ; | |
585 | m_previewPrintout->SetPPIPrinter( ppiPrinter.x , ppiPrinter.y ) ; | |
586 | ||
587 | m_previewScale = (float)((float)ppiScreen.x/(float)ppiPrinter.y); | |
588 | } | |
589 | ||
590 | #endif |