src/common/prntbase.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/prntbase.cpp
   3 // Purpose:     Printing framework base class implementation
   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 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_PRINTING_ARCHITECTURE
  20
  21 #include "wx/dcprint.h"
  22
  23 #ifndef WX_PRECOMP
  24     #if defined(__WXMSW__)
  25         #include "wx/msw/wrapcdlg.h"
  26     #endif // MSW
  27     #include "wx/utils.h"
  28     #include "wx/dc.h"
  29     #include "wx/app.h"
  30     #include "wx/math.h"
  31     #include "wx/msgdlg.h"
  32     #include "wx/layout.h"
  33     #include "wx/choice.h"
  34     #include "wx/button.h"
  35     #include "wx/settings.h"
  36     #include "wx/dcmemory.h"
  37     #include "wx/dcclient.h"
  38     #include "wx/stattext.h"
  39     #include "wx/intl.h"
  40     #include "wx/textdlg.h"
  41     #include "wx/sizer.h"
  42     #include "wx/module.h"
  43 #endif // !WX_PRECOMP
  44
  45 #include "wx/prntbase.h"
  46 #include "wx/printdlg.h"
  47 #include "wx/print.h"
  48 #include "wx/dcprint.h"
  49
  50 #include <stdlib.h>
  51 #include <string.h>
  52
  53 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
  54 #include "wx/msw/printdlg.h"
  55 #elif defined(__WXMAC__)
  56 #include "wx/mac/printdlg.h"
  57 #include "wx/mac/private/print.h"
  58 #else
  59 #include "wx/generic/prntdlgg.h"
  60 #include "wx/dcps.h"
  61 #endif
  62
  63 #ifdef __WXMSW__
  64     #ifndef __WIN32__
  65         #include <print.h>
  66     #endif
  67 #endif // __WXMSW__
  68
  69 //----------------------------------------------------------------------------
  70 // wxPrintFactory
  71 //----------------------------------------------------------------------------
  72
  73 wxPrintFactory *wxPrintFactory::m_factory = NULL;
  74
  75 void wxPrintFactory::SetPrintFactory( wxPrintFactory *factory )
  76 {
  77     if (wxPrintFactory::m_factory)
  78         delete wxPrintFactory::m_factory;
  79
  80     wxPrintFactory::m_factory = factory;
  81 }
  82
  83 wxPrintFactory *wxPrintFactory::GetFactory()
  84 {
  85     if (!wxPrintFactory::m_factory)
  86         wxPrintFactory::m_factory = new wxNativePrintFactory;
  87
  88     return wxPrintFactory::m_factory;
  89 }
  90
  91 //----------------------------------------------------------------------------
  92 // wxNativePrintFactory
  93 //----------------------------------------------------------------------------
  94
  95 wxPrinterBase *wxNativePrintFactory::CreatePrinter( wxPrintDialogData *data )
  96 {
  97 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
  98     return new wxWindowsPrinter( data );
  99 #elif defined(__WXMAC__)
 100     return new wxMacPrinter( data );
 101 #elif defined(__WXPM__)
 102     return new wxOS2Printer( data );
 103 #else
 104     return new wxPostScriptPrinter( data );
 105 #endif
 106 }
 107
 108 wxPrintPreviewBase *wxNativePrintFactory::CreatePrintPreview( wxPrintout *preview,
 109     wxPrintout *printout, wxPrintDialogData *data )
 110 {
 111 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 112     return new wxWindowsPrintPreview( preview, printout, data );
 113 #elif defined(__WXMAC__)
 114     return new wxMacPrintPreview( preview, printout, data );
 115 #elif defined(__WXPM__)
 116     return new wxOS2PrintPreview( preview, printout, data );
 117 #else
 118     return new wxPostScriptPrintPreview( preview, printout, data );
 119 #endif
 120 }
 121
 122 wxPrintPreviewBase *wxNativePrintFactory::CreatePrintPreview( wxPrintout *preview,
 123     wxPrintout *printout, wxPrintData *data )
 124 {
 125 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 126     return new wxWindowsPrintPreview( preview, printout, data );
 127 #elif defined(__WXMAC__)
 128     return new wxMacPrintPreview( preview, printout, data );
 129 #elif defined(__WXPM__)
 130     return new wxOS2PrintPreview( preview, printout, data );
 131 #else
 132     return new wxPostScriptPrintPreview( preview, printout, data );
 133 #endif
 134 }
 135
 136 wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent,
 137                                                   wxPrintDialogData *data )
 138 {
 139 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 140     return new wxWindowsPrintDialog( parent, data );
 141 #elif defined(__WXMAC__)
 142     return new wxMacPrintDialog( parent, data );
 143 #else
 144     return new wxGenericPrintDialog( parent, data );
 145 #endif
 146 }
 147
 148 wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent,
 149                                                   wxPrintData *data )
 150 {
 151 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 152     return new wxWindowsPrintDialog( parent, data );
 153 #elif defined(__WXMAC__)
 154     return new wxMacPrintDialog( parent, data );
 155 #else
 156     return new wxGenericPrintDialog( parent, data );
 157 #endif
 158 }
 159
 160 wxPageSetupDialogBase *wxNativePrintFactory::CreatePageSetupDialog( wxWindow *parent,
 161                                                   wxPageSetupDialogData *data )
 162 {
 163 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 164     return new wxWindowsPageSetupDialog( parent, data );
 165 #elif defined(__WXMAC__)
 166     return new wxMacPageSetupDialog( parent, data );
 167 #else
 168     return new wxGenericPageSetupDialog( parent, data );
 169 #endif
 170 }
 171
 172 bool wxNativePrintFactory::HasPrintSetupDialog()
 173 {
 174 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 175     return false;
 176 #elif defined(__WXMAC__)
 177     return false;
 178 #else
 179     // Only here do we need to provide the print setup
 180     // dialog ourselves, the other platforms either have
 181     // none, don't make it accessible or let you configure
 182     // the printer from the wxPrintDialog anyway.
 183     return true;
 184 #endif
 185
 186 }
 187
 188 wxDialog *wxNativePrintFactory::CreatePrintSetupDialog( wxWindow *parent,
 189                                                         wxPrintData *data )
 190 {
 191 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 192     wxUnusedVar(parent);
 193     wxUnusedVar(data);
 194     return NULL;
 195 #elif defined(__WXMAC__)
 196     wxUnusedVar(parent);
 197     wxUnusedVar(data);
 198     return NULL;
 199 #else
 200     // Only here do we need to provide the print setup
 201     // dialog ourselves, the other platforms either have
 202     // none, don't make it accessible or let you configure
 203     // the printer from the wxPrintDialog anyway.
 204     return new wxGenericPrintSetupDialog( parent, data );
 205 #endif
 206 }
 207
 208 wxDC* wxNativePrintFactory::CreatePrinterDC( const wxPrintData& data )
 209 {
 210 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 211     return new wxPrinterDC(data);
 212 #elif defined(__WXMAC__)
 213     return new wxPrinterDC(data);
 214 #else
 215     return new wxPostScriptDC(data);
 216 #endif
 217 }
 218
 219 bool wxNativePrintFactory::HasOwnPrintToFile()
 220 {
 221     // Only relevant for PostScript and here the
 222     // setup dialog provides no "print to file"
 223     // option. In the GNOME setup dialog, the
 224     // setup dialog has its own print to file.
 225     return false;
 226 }
 227
 228 bool wxNativePrintFactory::HasPrinterLine()
 229 {
 230     // Only relevant for PostScript for now
 231     return true;
 232 }
 233
 234 wxString wxNativePrintFactory::CreatePrinterLine()
 235 {
 236     // Only relevant for PostScript for now
 237
 238     // We should query "lpstat -d" here
 239     return _("Generic PostScript");
 240 }
 241
 242 bool wxNativePrintFactory::HasStatusLine()
 243 {
 244     // Only relevant for PostScript for now
 245     return true;
 246 }
 247
 248 wxString wxNativePrintFactory::CreateStatusLine()
 249 {
 250     // Only relevant for PostScript for now
 251
 252     // We should query "lpstat -r" or "lpstat -p" here
 253     return _("Ready");
 254 }
 255
 256 wxPrintNativeDataBase *wxNativePrintFactory::CreatePrintNativeData()
 257 {
 258 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 259     return new wxWindowsPrintNativeData;
 260 #elif defined(__WXMAC__)
 261     return new wxMacCarbonPrintData;
 262 #else
 263     return new wxPostScriptPrintNativeData;
 264 #endif
 265 }
 266
 267 //----------------------------------------------------------------------------
 268 // wxPrintNativeDataBase
 269 //----------------------------------------------------------------------------
 270
 271 IMPLEMENT_ABSTRACT_CLASS(wxPrintNativeDataBase, wxObject)
 272
 273 wxPrintNativeDataBase::wxPrintNativeDataBase()
 274 {
 275     m_ref = 1;
 276 }
 277
 278 //----------------------------------------------------------------------------
 279 // wxPrintFactoryModule
 280 //----------------------------------------------------------------------------
 281
 282 class wxPrintFactoryModule: public wxModule
 283 {
 284 public:
 285     wxPrintFactoryModule() {}
 286     bool OnInit() { return true; }
 287     void OnExit() { wxPrintFactory::SetPrintFactory( NULL ); }
 288
 289 private:
 290     DECLARE_DYNAMIC_CLASS(wxPrintFactoryModule)
 291 };
 292
 293 IMPLEMENT_DYNAMIC_CLASS(wxPrintFactoryModule, wxModule)
 294
 295 //----------------------------------------------------------------------------
 296 // wxPrinterBase
 297 //----------------------------------------------------------------------------
 298
 299 IMPLEMENT_CLASS(wxPrinterBase, wxObject)
 300
 301 wxPrinterBase::wxPrinterBase(wxPrintDialogData *data)
 302 {
 303     m_currentPrintout = (wxPrintout *) NULL;
 304     sm_abortWindow = (wxWindow *) NULL;
 305     sm_abortIt = false;
 306     if (data)
 307         m_printDialogData = (*data);
 308     sm_lastError = wxPRINTER_NO_ERROR;
 309 }
 310
 311 wxWindow *wxPrinterBase::sm_abortWindow = (wxWindow *) NULL;
 312 bool wxPrinterBase::sm_abortIt = false;
 313 wxPrinterError wxPrinterBase::sm_lastError = wxPRINTER_NO_ERROR;
 314
 315 wxPrinterBase::~wxPrinterBase()
 316 {
 317 }
 318
 319 wxWindow *wxPrinterBase::CreateAbortWindow(wxWindow *parent, wxPrintout * printout)
 320 {
 321     wxPrintAbortDialog *dialog = new wxPrintAbortDialog(parent, _("Printing ") , wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE);
 322
 323     wxBoxSizer *button_sizer = new wxBoxSizer( wxVERTICAL );
 324     button_sizer->Add( new wxStaticText(dialog, wxID_ANY, _("Please wait while printing\n") + printout->GetTitle() ), 0, wxALL, 10 );
 325     button_sizer->Add( new wxButton( dialog, wxID_CANCEL, wxT("Cancel") ), 0, wxALL | wxALIGN_CENTER, 10 );
 326
 327     dialog->SetAutoLayout( true );
 328     dialog->SetSizer( button_sizer );
 329
 330     button_sizer->Fit(dialog);
 331     button_sizer->SetSizeHints (dialog) ;
 332
 333     return dialog;
 334 }
 335
 336 void wxPrinterBase::ReportError(wxWindow *parent, wxPrintout *WXUNUSED(printout), const wxString& message)
 337 {
 338     wxMessageBox(message, _("Printing Error"), wxOK, parent);
 339 }
 340
 341 wxPrintDialogData& wxPrinterBase::GetPrintDialogData() const
 342 {
 343     return (wxPrintDialogData&) m_printDialogData;
 344 }
 345
 346 //----------------------------------------------------------------------------
 347 // wxPrinter
 348 //----------------------------------------------------------------------------
 349
 350 IMPLEMENT_CLASS(wxPrinter, wxPrinterBase)
 351
 352 wxPrinter::wxPrinter(wxPrintDialogData *data)
 353 {
 354     m_pimpl = wxPrintFactory::GetFactory()->CreatePrinter( data );
 355 }
 356
 357 wxPrinter::~wxPrinter()
 358 {
 359     delete m_pimpl;
 360 }
 361
 362 wxWindow *wxPrinter::CreateAbortWindow(wxWindow *parent, wxPrintout *printout)
 363 {
 364     return m_pimpl->CreateAbortWindow( parent, printout );
 365 }
 366
 367 void wxPrinter::ReportError(wxWindow *parent, wxPrintout *printout, const wxString& message)
 368 {
 369     m_pimpl->ReportError( parent, printout, message );
 370 }
 371
 372 bool wxPrinter::Setup(wxWindow *parent)
 373 {
 374     return m_pimpl->Setup( parent );
 375 }
 376
 377 bool wxPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt)
 378 {
 379     return m_pimpl->Print( parent, printout, prompt );
 380 }
 381
 382 wxDC* wxPrinter::PrintDialog(wxWindow *parent)
 383 {
 384     return m_pimpl->PrintDialog( parent );
 385 }
 386
 387 wxPrintDialogData& wxPrinter::GetPrintDialogData() const
 388 {
 389     return m_pimpl->GetPrintDialogData();
 390 }
 391
 392 // ---------------------------------------------------------------------------
 393 // wxPrintDialogBase: the dialog for printing.
 394 // ---------------------------------------------------------------------------
 395
 396 IMPLEMENT_ABSTRACT_CLASS(wxPrintDialogBase, wxDialog)
 397
 398 wxPrintDialogBase::wxPrintDialogBase(wxWindow *parent,
 399                                      wxWindowID id,
 400                                      const wxString &title,
 401                                      const wxPoint &pos,
 402                                      const wxSize &size,
 403                                      long style)
 404     : wxDialog( parent, id, title.empty() ? wxString(_("Print")) : title,
 405                 pos, size, style )
 406 {
 407 }
 408
 409 // ---------------------------------------------------------------------------
 410 // wxPrintDialog: the dialog for printing
 411 // ---------------------------------------------------------------------------
 412
 413 IMPLEMENT_CLASS(wxPrintDialog, wxObject)
 414
 415 wxPrintDialog::wxPrintDialog(wxWindow *parent, wxPrintDialogData* data)
 416 {
 417     m_pimpl = wxPrintFactory::GetFactory()->CreatePrintDialog( parent, data );
 418 }
 419
 420 wxPrintDialog::wxPrintDialog(wxWindow *parent, wxPrintData* data)
 421 {
 422     m_pimpl = wxPrintFactory::GetFactory()->CreatePrintDialog( parent, data );
 423 }
 424
 425 wxPrintDialog::~wxPrintDialog()
 426 {
 427     delete m_pimpl;
 428 }
 429
 430 int wxPrintDialog::ShowModal()
 431 {
 432     return m_pimpl->ShowModal();
 433 }
 434
 435 wxPrintDialogData& wxPrintDialog::GetPrintDialogData()
 436 {
 437     return m_pimpl->GetPrintDialogData();
 438 }
 439
 440 wxPrintData& wxPrintDialog::GetPrintData()
 441 {
 442     return m_pimpl->GetPrintData();
 443 }
 444
 445 wxDC *wxPrintDialog::GetPrintDC()
 446 {
 447     return m_pimpl->GetPrintDC();
 448 }
 449
 450 // ---------------------------------------------------------------------------
 451 // wxPageSetupDialogBase: the page setup dialog
 452 // ---------------------------------------------------------------------------
 453
 454 IMPLEMENT_ABSTRACT_CLASS(wxPageSetupDialogBase, wxDialog)
 455
 456 wxPageSetupDialogBase::wxPageSetupDialogBase(wxWindow *parent,
 457                                      wxWindowID id,
 458                                      const wxString &title,
 459                                      const wxPoint &pos,
 460                                      const wxSize &size,
 461                                      long style)
 462     : wxDialog( parent, id, title.empty() ? wxString(_("Page setup")) : title,
 463                 pos, size, style )
 464 {
 465 }
 466
 467 // ---------------------------------------------------------------------------
 468 // wxPageSetupDialog: the page setup dialog
 469 // ---------------------------------------------------------------------------
 470
 471 IMPLEMENT_CLASS(wxPageSetupDialog, wxObject)
 472
 473 wxPageSetupDialog::wxPageSetupDialog(wxWindow *parent, wxPageSetupDialogData *data )
 474 {
 475     m_pimpl = wxPrintFactory::GetFactory()->CreatePageSetupDialog( parent, data );
 476 }
 477
 478 wxPageSetupDialog::~wxPageSetupDialog()
 479 {
 480     delete m_pimpl;
 481 }
 482
 483 int wxPageSetupDialog::ShowModal()
 484 {
 485     return m_pimpl->ShowModal();
 486 }
 487
 488 wxPageSetupDialogData& wxPageSetupDialog::GetPageSetupDialogData()
 489 {
 490     return m_pimpl->GetPageSetupDialogData();
 491 }
 492
 493 // old name
 494 wxPageSetupDialogData& wxPageSetupDialog::GetPageSetupData()
 495 {
 496     return m_pimpl->GetPageSetupDialogData();
 497 }
 498
 499 //----------------------------------------------------------------------------
 500 // wxPrintAbortDialog
 501 //----------------------------------------------------------------------------
 502
 503 BEGIN_EVENT_TABLE(wxPrintAbortDialog, wxDialog)
 504     EVT_BUTTON(wxID_CANCEL, wxPrintAbortDialog::OnCancel)
 505 END_EVENT_TABLE()
 506
 507 void wxPrintAbortDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 508 {
 509     wxPrinterBase::sm_abortIt = true;
 510     wxPrinterBase::sm_abortWindow->Show(false);
 511     wxPrinterBase::sm_abortWindow->Close(true);
 512     wxPrinterBase::sm_abortWindow = (wxWindow *) NULL;
 513 }
 514
 515 //----------------------------------------------------------------------------
 516 // wxPrintout
 517 //----------------------------------------------------------------------------
 518
 519 IMPLEMENT_ABSTRACT_CLASS(wxPrintout, wxObject)
 520
 521 wxPrintout::wxPrintout(const wxString& title)
 522 {
 523     m_printoutTitle = title ;
 524     m_printoutDC = (wxDC *) NULL;
 525     m_pageWidthMM = 0;
 526     m_pageHeightMM = 0;
 527     m_pageWidthPixels = 0;
 528     m_pageHeightPixels = 0;
 529     m_PPIScreenX = 0;
 530     m_PPIScreenY = 0;
 531     m_PPIPrinterX = 0;
 532     m_PPIPrinterY = 0;
 533     m_isPreview = false;
 534 }
 535
 536 wxPrintout::~wxPrintout()
 537 {
 538 }
 539
 540 bool wxPrintout::OnBeginDocument(int WXUNUSED(startPage), int WXUNUSED(endPage))
 541 {
 542     return GetDC()->StartDoc(_("Printing ") + m_printoutTitle);
 543 }
 544
 545 void wxPrintout::OnEndDocument()
 546 {
 547     GetDC()->EndDoc();
 548 }
 549
 550 void wxPrintout::OnBeginPrinting()
 551 {
 552 }
 553
 554 void wxPrintout::OnEndPrinting()
 555 {
 556 }
 557
 558 bool wxPrintout::HasPage(int page)
 559 {
 560     return (page == 1);
 561 }
 562
 563 void wxPrintout::GetPageInfo(int *minPage, int *maxPage, int *fromPage, int *toPage)
 564 {
 565     *minPage = 1;
 566     *maxPage = 32000;
 567     *fromPage = 1;
 568     *toPage = 1;
 569 }
 570
 571 void wxPrintout::FitThisSizeToPaper(const wxSize& imageSize)
 572 {
 573     // Set the DC scale and origin so that the given image size fits within the
 574     // entire page and the origin is at the top left corner of the page. Note
 575     // that with most printers, portions of the page will be non-printable. Use
 576     // this if you're managing your own page margins.
 577     if (!m_printoutDC) return;
 578     wxRect paperRect = GetPaperRectPixels();
 579     wxCoord pw, ph;
 580     GetPageSizePixels(&pw, &ph);
 581     wxCoord w, h;
 582     m_printoutDC->GetSize(&w, &h);
 583     float scaleX = ((float(paperRect.width) * w) / (float(pw) * imageSize.x));
 584     float scaleY = ((float(paperRect.height) * h) / (float(ph) * imageSize.y));
 585     float actualScale = wxMin(scaleX, scaleY);
 586     m_printoutDC->SetUserScale(actualScale, actualScale);
 587     m_printoutDC->SetDeviceOrigin(0, 0);
 588     wxRect logicalPaperRect = GetLogicalPaperRect();
 589     SetLogicalOrigin(logicalPaperRect.x, logicalPaperRect.y);
 590 }
 591
 592 void wxPrintout::FitThisSizeToPage(const wxSize& imageSize)
 593 {
 594     // Set the DC scale and origin so that the given image size fits within the
 595     // printable area of the page and the origin is at the top left corner of
 596     // the printable area.
 597     if (!m_printoutDC) return;
 598     int w, h;
 599     m_printoutDC->GetSize(&w, &h);
 600     float scaleX = float(w) / imageSize.x;
 601     float scaleY = float(h) / imageSize.y;
 602     float actualScale = wxMin(scaleX, scaleY);
 603     m_printoutDC->SetUserScale(actualScale, actualScale);
 604     m_printoutDC->SetDeviceOrigin(0, 0);
 605 }
 606
 607 void wxPrintout::FitThisSizeToPageMargins(const wxSize& imageSize, const wxPageSetupDialogData& pageSetupData)
 608 {
 609     // Set the DC scale and origin so that the given image size fits within the
 610     // page margins defined in the given wxPageSetupDialogData object and the
 611     // origin is at the top left corner of the page margins.
 612     if (!m_printoutDC) return;
 613     wxRect paperRect = GetPaperRectPixels();
 614     wxCoord pw, ph;
 615     GetPageSizePixels(&pw, &ph);
 616     wxPoint topLeft = pageSetupData.GetMarginTopLeft();
 617     wxPoint bottomRight = pageSetupData.GetMarginBottomRight();
 618     wxCoord mw, mh;
 619     GetPageSizeMM(&mw, &mh);
 620     float mmToDeviceX = float(pw) / mw;
 621     float mmToDeviceY = float(ph) / mh;
 622     wxRect pageMarginsRect(paperRect.x + wxRound(mmToDeviceX * topLeft.x),
 623         paperRect.y + wxRound(mmToDeviceY * topLeft.y),
 624         paperRect.width - wxRound(mmToDeviceX * (topLeft.x + bottomRight.x)),
 625         paperRect.height - wxRound(mmToDeviceY * (topLeft.y + bottomRight.y)));
 626     wxCoord w, h;
 627     m_printoutDC->GetSize(&w, &h);
 628     float scaleX = (float(pageMarginsRect.width) * w) / (float(pw) * imageSize.x);
 629     float scaleY = (float(pageMarginsRect.height) * h) / (float(ph) * imageSize.y);
 630     float actualScale = wxMin(scaleX, scaleY);
 631     m_printoutDC->SetUserScale(actualScale, actualScale);
 632     m_printoutDC->SetDeviceOrigin(0, 0);
 633     wxRect logicalPageMarginsRect = GetLogicalPageMarginsRect(pageSetupData);
 634     SetLogicalOrigin(logicalPageMarginsRect.x, logicalPageMarginsRect.y);
 635 }
 636
 637 void wxPrintout::MapScreenSizeToPaper()
 638 {
 639     // Set the DC scale so that an image on the screen is the same size on the
 640     // paper and the origin is at the top left of the paper. Note that with most
 641     // printers, portions of the page will be cut off. Use this if you're
 642     // managing your own page margins.
 643     if (!m_printoutDC) return;
 644     MapScreenSizeToPage();
 645     wxRect logicalPaperRect = GetLogicalPaperRect();
 646     SetLogicalOrigin(logicalPaperRect.x, logicalPaperRect.y);
 647 }
 648
 649 void wxPrintout::MapScreenSizeToPage()
 650 {
 651     // Set the DC scale and origin so that an image on the screen is the same
 652     // size on the paper and the origin is at the top left of the printable area.
 653     if (!m_printoutDC) return;
 654     int ppiScreenX, ppiScreenY;
 655     GetPPIScreen(&ppiScreenX, &ppiScreenY);
 656     int ppiPrinterX, ppiPrinterY;
 657     GetPPIPrinter(&ppiPrinterX, &ppiPrinterY);
 658     int w, h;
 659     m_printoutDC->GetSize(&w, &h);
 660     int pageSizePixelsX, pageSizePixelsY;
 661     GetPageSizePixels(&pageSizePixelsX, &pageSizePixelsY);
 662     float userScaleX = (float(ppiPrinterX) * w) / (float(ppiScreenX) * pageSizePixelsX);
 663     float userScaleY = (float(ppiPrinterY) * h) / (float(ppiScreenY) * pageSizePixelsY);
 664     m_printoutDC->SetUserScale(userScaleX, userScaleY);
 665     m_printoutDC->SetDeviceOrigin(0, 0);
 666 }
 667
 668 void wxPrintout::MapScreenSizeToPageMargins(const wxPageSetupDialogData& pageSetupData)
 669 {
 670     // Set the DC scale so that an image on the screen is the same size on the
 671     // paper and the origin is at the top left of the page margins defined by
 672     // the given wxPageSetupDialogData object.
 673     if (!m_printoutDC) return;
 674     MapScreenSizeToPage();
 675     wxRect logicalPageMarginsRect = GetLogicalPageMarginsRect(pageSetupData);
 676     SetLogicalOrigin(logicalPageMarginsRect.x, logicalPageMarginsRect.y);
 677 }
 678
 679 void wxPrintout::MapScreenSizeToDevice()
 680 {
 681     // Set the DC scale so that a screen pixel is the same size as a device
 682     // pixel and the origin is at the top left of the printable area.
 683     if (!m_printoutDC) return;
 684     int w, h;
 685     m_printoutDC->GetSize(&w, &h);
 686     int pageSizePixelsX, pageSizePixelsY;
 687     GetPageSizePixels(&pageSizePixelsX, &pageSizePixelsY);
 688     float userScaleX = float(w) / pageSizePixelsX;
 689     float userScaleY = float(h) / pageSizePixelsY;
 690     m_printoutDC->SetUserScale(userScaleX, userScaleY);
 691     m_printoutDC->SetDeviceOrigin(0, 0);
 692 }
 693
 694 wxRect wxPrintout::GetLogicalPaperRect() const
 695 {
 696     // Return the rectangle in logical units that corresponds to the paper
 697     // rectangle.
 698     wxRect paperRect = GetPaperRectPixels();
 699     wxCoord pw, ph;
 700     GetPageSizePixels(&pw, &ph);
 701     wxCoord w, h;
 702     m_printoutDC->GetSize(&w, &h);
 703     if (w == pw && h == ph) {
 704         // this DC matches the printed page, so no scaling
 705         return wxRect(m_printoutDC->DeviceToLogicalX(paperRect.x),
 706             m_printoutDC->DeviceToLogicalY(paperRect.y),
 707             m_printoutDC->DeviceToLogicalXRel(paperRect.width),
 708             m_printoutDC->DeviceToLogicalYRel(paperRect.height));
 709     }
 710     // This DC doesn't match the printed page, so we have to scale.
 711     float scaleX = float(w) / pw;
 712     float scaleY = float(h) / ph;
 713     return wxRect(m_printoutDC->DeviceToLogicalX(wxRound(paperRect.x * scaleX)),
 714         m_printoutDC->DeviceToLogicalY(wxRound(paperRect.y * scaleY)),
 715         m_printoutDC->DeviceToLogicalXRel(wxRound(paperRect.width * scaleX)),
 716         m_printoutDC->DeviceToLogicalYRel(wxRound(paperRect.height * scaleY)));
 717 }
 718
 719 wxRect wxPrintout::GetLogicalPageRect() const
 720 {
 721     // Return the rectangle in logical units that corresponds to the printable
 722     // area.
 723     int w, h;
 724     m_printoutDC->GetSize(&w, &h);
 725     return wxRect(m_printoutDC->DeviceToLogicalX(0),
 726         m_printoutDC->DeviceToLogicalY(0),
 727         m_printoutDC->DeviceToLogicalXRel(w),
 728         m_printoutDC->DeviceToLogicalYRel(h));
 729 }
 730
 731 wxRect wxPrintout::GetLogicalPageMarginsRect(const wxPageSetupDialogData& pageSetupData) const
 732 {
 733     // Return the rectangle in logical units that corresponds to the region
 734     // within the page margins as specified by the given wxPageSetupDialogData
 735     // object.
 736     wxRect paperRect = GetPaperRectPixels();
 737     wxCoord pw, ph;
 738     GetPageSizePixels(&pw, &ph);
 739     wxPoint topLeft = pageSetupData.GetMarginTopLeft();
 740     wxPoint bottomRight = pageSetupData.GetMarginBottomRight();
 741     wxCoord mw, mh;
 742     GetPageSizeMM(&mw, &mh);
 743     float mmToDeviceX = float(pw) / mw;
 744     float mmToDeviceY = float(ph) / mh;
 745     wxRect pageMarginsRect(paperRect.x + wxRound(mmToDeviceX * topLeft.x),
 746         paperRect.y + wxRound(mmToDeviceY * topLeft.y),
 747         paperRect.width - wxRound(mmToDeviceX * (topLeft.x + bottomRight.x)),
 748         paperRect.height - wxRound(mmToDeviceY * (topLeft.y + bottomRight.y)));
 749     wxCoord w, h;
 750     m_printoutDC->GetSize(&w, &h);
 751     if (w == pw && h == ph) {
 752         // this DC matches the printed page, so no scaling
 753         return wxRect(m_printoutDC->DeviceToLogicalX(pageMarginsRect.x),
 754             m_printoutDC->DeviceToLogicalY(pageMarginsRect.y),
 755             m_printoutDC->DeviceToLogicalXRel(pageMarginsRect.width),
 756             m_printoutDC->DeviceToLogicalYRel(pageMarginsRect.height));
 757     }
 758     // This DC doesn't match the printed page, so we have to scale.
 759     float scaleX = float(w) / pw;
 760     float scaleY = float(h) / ph;
 761     return wxRect(m_printoutDC->DeviceToLogicalX(wxRound(pageMarginsRect.x * scaleX)),
 762         m_printoutDC->DeviceToLogicalY(wxRound(pageMarginsRect.y * scaleY)),
 763         m_printoutDC->DeviceToLogicalXRel(wxRound(pageMarginsRect.width * scaleX)),
 764         m_printoutDC->DeviceToLogicalYRel(wxRound(pageMarginsRect.height * scaleY)));
 765 }
 766
 767 void wxPrintout::SetLogicalOrigin(wxCoord x, wxCoord y)
 768 {
 769     // Set the device origin by specifying a point in logical coordinates.
 770     m_printoutDC->SetDeviceOrigin(m_printoutDC->LogicalToDeviceX(x),
 771         m_printoutDC->LogicalToDeviceY(y));
 772 }
 773
 774 void wxPrintout::OffsetLogicalOrigin(wxCoord xoff, wxCoord yoff)
 775 {
 776     // Offset the device origin by a specified distance in device coordinates.
 777     wxCoord x = m_printoutDC->LogicalToDeviceX(0);
 778     wxCoord y = m_printoutDC->LogicalToDeviceY(0);
 779     m_printoutDC->SetDeviceOrigin(x + m_printoutDC->LogicalToDeviceXRel(xoff),
 780         y + m_printoutDC->LogicalToDeviceYRel(yoff));
 781 }
 782
 783
 784 //----------------------------------------------------------------------------
 785 // wxPreviewCanvas
 786 //----------------------------------------------------------------------------
 787
 788 IMPLEMENT_CLASS(wxPreviewCanvas, wxWindow)
 789
 790 BEGIN_EVENT_TABLE(wxPreviewCanvas, wxScrolledWindow)
 791     EVT_PAINT(wxPreviewCanvas::OnPaint)
 792     EVT_CHAR(wxPreviewCanvas::OnChar)
 793     EVT_SYS_COLOUR_CHANGED(wxPreviewCanvas::OnSysColourChanged)
 794 #if wxUSE_MOUSEWHEEL
 795     EVT_MOUSEWHEEL(wxPreviewCanvas::OnMouseWheel)
 796 #endif
 797 END_EVENT_TABLE()
 798
 799 // VZ: the current code doesn't refresh properly without
 800 //     wxFULL_REPAINT_ON_RESIZE, this must be fixed as otherwise we have
 801 //     really horrible flicker when resizing the preview frame, but without
 802 //     this style it simply doesn't work correctly at all...
 803 wxPreviewCanvas::wxPreviewCanvas(wxPrintPreviewBase *preview, wxWindow *parent,
 804                                  const wxPoint& pos, const wxSize& size, long style, const wxString& name):
 805 wxScrolledWindow(parent, wxID_ANY, pos, size, style | wxFULL_REPAINT_ON_RESIZE, name)
 806 {
 807     m_printPreview = preview;
 808 #ifdef __WXMAC__
 809     // The app workspace colour is always white, but we should have
 810     // a contrast with the page.
 811     wxSystemColour colourIndex = wxSYS_COLOUR_3DDKSHADOW;
 812 #elif defined(__WXGTK__)
 813     wxSystemColour colourIndex = wxSYS_COLOUR_BTNFACE;
 814 #else
 815     wxSystemColour colourIndex = wxSYS_COLOUR_APPWORKSPACE;
 816 #endif
 817     SetBackgroundColour(wxSystemSettings::GetColour(colourIndex));
 818
 819     SetScrollbars(10, 10, 100, 100);
 820 }
 821
 822 wxPreviewCanvas::~wxPreviewCanvas()
 823 {
 824 }
 825
 826 void wxPreviewCanvas::OnPaint(wxPaintEvent& WXUNUSED(event))
 827 {
 828     wxPaintDC dc(this);
 829     PrepareDC( dc );
 830
 831 /*
 832 #ifdef __WXGTK__
 833     if (!GetUpdateRegion().IsEmpty())
 834         dc.SetClippingRegion( GetUpdateRegion() );
 835 #endif
 836 */
 837
 838     if (m_printPreview)
 839     {
 840         m_printPreview->PaintPage(this, dc);
 841     }
 842 }
 843
 844 // Responds to colour changes, and passes event on to children.
 845 void wxPreviewCanvas::OnSysColourChanged(wxSysColourChangedEvent& event)
 846 {
 847 #ifdef __WXMAC__
 848     // The app workspace colour is always white, but we should have
 849     // a contrast with the page.
 850     wxSystemColour colourIndex = wxSYS_COLOUR_3DDKSHADOW;
 851 #elif defined(__WXGTK__)
 852     wxSystemColour colourIndex = wxSYS_COLOUR_BTNFACE;
 853 #else
 854     wxSystemColour colourIndex = wxSYS_COLOUR_APPWORKSPACE;
 855 #endif
 856     SetBackgroundColour(wxSystemSettings::GetColour(colourIndex));
 857     Refresh();
 858
 859     // Propagate the event to the non-top-level children
 860     wxWindow::OnSysColourChanged(event);
 861 }
 862
 863 void wxPreviewCanvas::OnChar(wxKeyEvent &event)
 864 {
 865     wxPreviewControlBar* controlBar = ((wxPreviewFrame*) GetParent())->GetControlBar();
 866     if (event.GetKeyCode() == WXK_ESCAPE)
 867     {
 868         ((wxPreviewFrame*) GetParent())->Close(true);
 869         return;
 870     }
 871     else if (event.GetKeyCode() == WXK_TAB)
 872     {
 873         controlBar->OnGoto();
 874         return;
 875     }
 876     else if (event.GetKeyCode() == WXK_RETURN)
 877     {
 878         controlBar->OnPrint();
 879         return;
 880     }
 881
 882     if (!event.ControlDown())
 883     {
 884         event.Skip();
 885         return;
 886     }
 887
 888     switch(event.GetKeyCode())
 889     {
 890         case WXK_PAGEDOWN:
 891             controlBar->OnNext(); break;
 892         case WXK_PAGEUP:
 893             controlBar->OnPrevious(); break;
 894         case WXK_HOME:
 895             controlBar->OnFirst(); break;
 896         case WXK_END:
 897             controlBar->OnLast(); break;
 898         default:
 899             event.Skip();
 900     }
 901 }
 902
 903 #if wxUSE_MOUSEWHEEL
 904
 905 void wxPreviewCanvas::OnMouseWheel(wxMouseEvent& event)
 906 {
 907     wxPreviewControlBar *
 908         controlBar = wxStaticCast(GetParent(), wxPreviewFrame)->GetControlBar();
 909
 910     if ( controlBar )
 911     {
 912         if ( event.ControlDown() && event.GetWheelRotation() != 0 )
 913         {
 914             int currentZoom = controlBar->GetZoomControl();
 915
 916             int delta;
 917             if ( currentZoom < 100 )
 918                 delta = 5;
 919             else if ( currentZoom <= 120 )
 920                 delta = 10;
 921             else
 922                 delta = 50;
 923
 924             if ( event.GetWheelRotation() > 0 )
 925                 delta = -delta;
 926
 927             int newZoom = currentZoom + delta;
 928             if ( newZoom < 10 )
 929                 newZoom = 10;
 930             if ( newZoom > 200 )
 931                 newZoom = 200;
 932             if ( newZoom != currentZoom )
 933             {
 934                 controlBar->SetZoomControl(newZoom);
 935                 m_printPreview->SetZoom(newZoom);
 936                 Refresh();
 937             }
 938             return;
 939         }
 940     }
 941
 942     event.Skip();
 943 }
 944
 945 #endif // wxUSE_MOUSEWHEEL
 946
 947 //----------------------------------------------------------------------------
 948 // wxPreviewControlBar
 949 //----------------------------------------------------------------------------
 950
 951 IMPLEMENT_CLASS(wxPreviewControlBar, wxWindow)
 952
 953 BEGIN_EVENT_TABLE(wxPreviewControlBar, wxPanel)
 954     EVT_BUTTON(wxID_PREVIEW_CLOSE,    wxPreviewControlBar::OnWindowClose)
 955     EVT_BUTTON(wxID_PREVIEW_PRINT,    wxPreviewControlBar::OnPrintButton)
 956     EVT_BUTTON(wxID_PREVIEW_PREVIOUS, wxPreviewControlBar::OnPreviousButton)
 957     EVT_BUTTON(wxID_PREVIEW_NEXT,     wxPreviewControlBar::OnNextButton)
 958     EVT_BUTTON(wxID_PREVIEW_FIRST,    wxPreviewControlBar::OnFirstButton)
 959     EVT_BUTTON(wxID_PREVIEW_LAST,     wxPreviewControlBar::OnLastButton)
 960     EVT_BUTTON(wxID_PREVIEW_GOTO,     wxPreviewControlBar::OnGotoButton)
 961     EVT_CHOICE(wxID_PREVIEW_ZOOM,     wxPreviewControlBar::OnZoom)
 962     EVT_PAINT(wxPreviewControlBar::OnPaint)
 963 END_EVENT_TABLE()
 964
 965 wxPreviewControlBar::wxPreviewControlBar(wxPrintPreviewBase *preview, long buttons,
 966                                          wxWindow *parent, const wxPoint& pos, const wxSize& size,
 967                                          long style, const wxString& name):
 968 wxPanel(parent, wxID_ANY, pos, size, style, name)
 969 {
 970     m_printPreview = preview;
 971     m_closeButton = (wxButton *) NULL;
 972     m_nextPageButton = (wxButton *) NULL;
 973     m_previousPageButton = (wxButton *) NULL;
 974     m_printButton = (wxButton *) NULL;
 975     m_zoomControl = (wxChoice *) NULL;
 976     m_buttonFlags = buttons;
 977 }
 978
 979 wxPreviewControlBar::~wxPreviewControlBar()
 980 {
 981 }
 982
 983 void wxPreviewControlBar::OnPaint(wxPaintEvent& WXUNUSED(event))
 984 {
 985     wxPaintDC dc(this);
 986
 987     int w, h;
 988     GetSize(&w, &h);
 989     dc.SetPen(*wxBLACK_PEN);
 990     dc.SetBrush(*wxTRANSPARENT_BRUSH);
 991     dc.DrawLine( 0, h-1, w, h-1 );
 992 }
 993
 994 void wxPreviewControlBar::OnWindowClose(wxCommandEvent& WXUNUSED(event))
 995 {
 996     wxPreviewFrame *frame = (wxPreviewFrame *)GetParent();
 997     frame->Close(true);
 998 }
 999
1000 void wxPreviewControlBar::OnPrint(void)
1001 {
1002     wxPrintPreviewBase *preview = GetPrintPreview();
1003     preview->Print(true);
1004 }
1005
1006 void wxPreviewControlBar::OnNext(void)
1007 {
1008     wxPrintPreviewBase *preview = GetPrintPreview();
1009     if (preview)
1010     {
1011         int currentPage = preview->GetCurrentPage();
1012         if ((preview->GetMaxPage() > 0) &&
1013             (currentPage < preview->GetMaxPage()) &&
1014             preview->GetPrintout()->HasPage(currentPage + 1))
1015         {
1016             preview->SetCurrentPage(currentPage + 1);
1017         }
1018     }
1019 }
1020
1021 void wxPreviewControlBar::OnPrevious(void)
1022 {
1023     wxPrintPreviewBase *preview = GetPrintPreview();
1024     if (preview)
1025     {
1026         int currentPage = preview->GetCurrentPage();
1027         if ((preview->GetMinPage() > 0) &&
1028             (currentPage > preview->GetMinPage()) &&
1029             preview->GetPrintout()->HasPage(currentPage - 1))
1030         {
1031             preview->SetCurrentPage(currentPage - 1);
1032         }
1033     }
1034 }
1035
1036 void wxPreviewControlBar::OnFirst(void)
1037 {
1038     wxPrintPreviewBase *preview = GetPrintPreview();
1039     if (preview)
1040     {
1041         int currentPage = preview->GetMinPage();
1042         if (preview->GetPrintout()->HasPage(currentPage))
1043         {
1044             preview->SetCurrentPage(currentPage);
1045         }
1046     }
1047 }
1048
1049 void wxPreviewControlBar::OnLast(void)
1050 {
1051     wxPrintPreviewBase *preview = GetPrintPreview();
1052     if (preview)
1053     {
1054         int currentPage = preview->GetMaxPage();
1055         if (preview->GetPrintout()->HasPage(currentPage))
1056         {
1057             preview->SetCurrentPage(currentPage);
1058         }
1059     }
1060 }
1061
1062 void wxPreviewControlBar::OnGoto(void)
1063 {
1064     wxPrintPreviewBase *preview = GetPrintPreview();
1065     if (preview)
1066     {
1067         long currentPage;
1068
1069         if (preview->GetMinPage() > 0)
1070         {
1071             wxString strPrompt;
1072             wxString strPage;
1073
1074             strPrompt.Printf( _("Enter a page number between %d and %d:"),
1075                 preview->GetMinPage(), preview->GetMaxPage());
1076             strPage.Printf( wxT("%d"), preview->GetCurrentPage() );
1077
1078             strPage =
1079                 wxGetTextFromUser( strPrompt, _("Goto Page"), strPage, GetParent());
1080
1081             if ( strPage.ToLong( &currentPage ) )
1082                 if (preview->GetPrintout()->HasPage(currentPage))
1083                 {
1084                     preview->SetCurrentPage(currentPage);
1085                 }
1086         }
1087     }
1088 }
1089
1090 void wxPreviewControlBar::OnZoom(wxCommandEvent& WXUNUSED(event))
1091 {
1092     int zoom = GetZoomControl();
1093     if (GetPrintPreview())
1094         GetPrintPreview()->SetZoom(zoom);
1095 }
1096
1097 void wxPreviewControlBar::CreateButtons()
1098 {
1099     SetSize(0, 0, 400, 40);
1100
1101     wxBoxSizer *item0 = new wxBoxSizer( wxHORIZONTAL );
1102
1103     m_closeButton = new wxButton( this, wxID_PREVIEW_CLOSE, _("&Close"), wxDefaultPosition, wxDefaultSize, 0 );
1104     item0->Add( m_closeButton, 0, wxALIGN_CENTRE|wxALL, 5 );
1105
1106     if (m_buttonFlags & wxPREVIEW_PRINT)
1107     {
1108         m_printButton = new wxButton( this, wxID_PREVIEW_PRINT, _("&Print..."), wxDefaultPosition, wxDefaultSize, 0 );
1109         item0->Add( m_printButton, 0, wxALIGN_CENTRE|wxALL, 5 );
1110     }
1111
1112     // Exact-fit buttons are too tiny on wxUniversal
1113     int navButtonStyle;
1114     wxSize navButtonSize;
1115 #ifdef __WXUNIVERSAL__
1116     navButtonStyle = 0;
1117     navButtonSize = wxSize(40, m_closeButton->GetSize().y);
1118 #else
1119     navButtonStyle = wxBU_EXACTFIT;
1120     navButtonSize = wxDefaultSize;
1121 #endif
1122
1123     if (m_buttonFlags & wxPREVIEW_FIRST)
1124     {
1125         m_firstPageButton = new wxButton( this, wxID_PREVIEW_FIRST, _("|<<"), wxDefaultPosition, navButtonSize, navButtonStyle );
1126         item0->Add( m_firstPageButton, 0, wxALIGN_CENTRE|wxALL, 5 );
1127     }
1128
1129     if (m_buttonFlags & wxPREVIEW_PREVIOUS)
1130     {
1131         m_previousPageButton = new wxButton( this, wxID_PREVIEW_PREVIOUS, _("<<"), wxDefaultPosition, navButtonSize, navButtonStyle );
1132         item0->Add( m_previousPageButton, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 );
1133     }
1134
1135     if (m_buttonFlags & wxPREVIEW_NEXT)
1136     {
1137         m_nextPageButton = new wxButton( this, wxID_PREVIEW_NEXT, _(">>"), wxDefaultPosition, navButtonSize, navButtonStyle );
1138         item0->Add( m_nextPageButton, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 );
1139     }
1140
1141     if (m_buttonFlags & wxPREVIEW_LAST)
1142     {
1143         m_lastPageButton = new wxButton( this, wxID_PREVIEW_LAST, _(">>|"), wxDefaultPosition, navButtonSize, navButtonStyle );
1144         item0->Add( m_lastPageButton, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 );
1145     }
1146
1147     if (m_buttonFlags & wxPREVIEW_GOTO)
1148     {
1149         m_gotoPageButton = new wxButton( this, wxID_PREVIEW_GOTO, _("&Goto..."), wxDefaultPosition, wxDefaultSize, 0 );
1150         item0->Add( m_gotoPageButton, 0, wxALIGN_CENTRE|wxALL, 5 );
1151     }
1152
1153     if (m_buttonFlags & wxPREVIEW_ZOOM)
1154     {
1155         wxString choices[] =
1156         {
1157             wxT("10%"), wxT("15%"), wxT("20%"), wxT("25%"), wxT("30%"), wxT("35%"), wxT("40%"), wxT("45%"), wxT("50%"), wxT("55%"),
1158                 wxT("60%"), wxT("65%"), wxT("70%"), wxT("75%"), wxT("80%"), wxT("85%"), wxT("90%"), wxT("95%"), wxT("100%"), wxT("110%"),
1159                 wxT("120%"), wxT("150%"), wxT("200%")
1160         };
1161         int n = WXSIZEOF(choices);
1162
1163         m_zoomControl = new wxChoice( this, wxID_PREVIEW_ZOOM, wxDefaultPosition, wxSize(70,wxDefaultCoord), n, choices, 0 );
1164         item0->Add( m_zoomControl, 0, wxALIGN_CENTRE|wxALL, 5 );
1165         SetZoomControl(m_printPreview->GetZoom());
1166     }
1167
1168     SetSizer(item0);
1169     item0->Fit(this);
1170 }
1171
1172 void wxPreviewControlBar::SetZoomControl(int zoom)
1173 {
1174     if (m_zoomControl)
1175     {
1176         int n, count = m_zoomControl->GetCount();
1177         long val;
1178         for (n=0; n<count; n++)
1179         {
1180             if (m_zoomControl->GetString(n).BeforeFirst(wxT('%')).ToLong(&val) &&
1181                 (val >= long(zoom)))
1182             {
1183                 m_zoomControl->SetSelection(n);
1184                 return;
1185             }
1186         }
1187
1188         m_zoomControl->SetSelection(count-1);
1189     }
1190 }
1191
1192 int wxPreviewControlBar::GetZoomControl()
1193 {
1194     if (m_zoomControl && (m_zoomControl->GetStringSelection() != wxEmptyString))
1195     {
1196         long val;
1197         if (m_zoomControl->GetStringSelection().BeforeFirst(wxT('%')).ToLong(&val))
1198             return int(val);
1199     }
1200
1201     return 0;
1202 }
1203
1204
1205 /*
1206 * Preview frame
1207 */
1208
1209 IMPLEMENT_CLASS(wxPreviewFrame, wxFrame)
1210
1211 BEGIN_EVENT_TABLE(wxPreviewFrame, wxFrame)
1212     EVT_CLOSE(wxPreviewFrame::OnCloseWindow)
1213 END_EVENT_TABLE()
1214
1215 wxPreviewFrame::wxPreviewFrame(wxPrintPreviewBase *preview, wxWindow *parent, const wxString& title,
1216                                const wxPoint& pos, const wxSize& size, long style, const wxString& name):
1217 wxFrame(parent, wxID_ANY, title, pos, size, style, name)
1218 {
1219     m_printPreview = preview;
1220     m_controlBar = NULL;
1221     m_previewCanvas = NULL;
1222     m_windowDisabler = NULL;
1223
1224     // Give the application icon
1225 #ifdef __WXMSW__
1226     wxFrame* topFrame = wxDynamicCast(wxTheApp->GetTopWindow(), wxFrame);
1227     if (topFrame)
1228         SetIcon(topFrame->GetIcon());
1229 #endif
1230 }
1231
1232 wxPreviewFrame::~wxPreviewFrame()
1233 {
1234 }
1235
1236 void wxPreviewFrame::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
1237 {
1238     if (m_windowDisabler)
1239         delete m_windowDisabler;
1240
1241     // Need to delete the printout and the print preview
1242     wxPrintout *printout = m_printPreview->GetPrintout();
1243     if (printout)
1244     {
1245         delete printout;
1246         m_printPreview->SetPrintout(NULL);
1247         m_printPreview->SetCanvas(NULL);
1248         m_printPreview->SetFrame(NULL);
1249     }
1250     delete m_printPreview;
1251
1252     Destroy();
1253 }
1254
1255 void wxPreviewFrame::Initialize()
1256 {
1257 #if wxUSE_STATUSBAR
1258     CreateStatusBar();
1259 #endif
1260     CreateCanvas();
1261     CreateControlBar();
1262
1263     m_printPreview->SetCanvas(m_previewCanvas);
1264     m_printPreview->SetFrame(this);
1265
1266     wxBoxSizer *item0 = new wxBoxSizer( wxVERTICAL );
1267
1268     item0->Add( m_controlBar, 0, wxGROW|wxALIGN_CENTER_VERTICAL, 5 );
1269     item0->Add( m_previewCanvas, 1, wxGROW|wxALIGN_CENTER_VERTICAL, 5 );
1270
1271     SetAutoLayout( true );
1272     SetSizer( item0 );
1273
1274     m_windowDisabler = new wxWindowDisabler(this);
1275
1276     Layout();
1277
1278     m_printPreview->AdjustScrollbars(m_previewCanvas);
1279     m_previewCanvas->SetFocus();
1280     m_controlBar->SetFocus();
1281 }
1282
1283 void wxPreviewFrame::CreateCanvas()
1284 {
1285     m_previewCanvas = new wxPreviewCanvas(m_printPreview, this);
1286 }
1287
1288 void wxPreviewFrame::CreateControlBar()
1289 {
1290     long buttons = wxPREVIEW_DEFAULT;
1291     if (m_printPreview->GetPrintoutForPrinting())
1292         buttons |= wxPREVIEW_PRINT;
1293
1294     m_controlBar = new wxPreviewControlBar(m_printPreview, buttons, this, wxPoint(0,0), wxSize(400, 40));
1295     m_controlBar->CreateButtons();
1296 }
1297
1298 /*
1299 * Print preview
1300 */
1301
1302 IMPLEMENT_CLASS(wxPrintPreviewBase, wxObject)
1303
1304 wxPrintPreviewBase::wxPrintPreviewBase(wxPrintout *printout,
1305                                        wxPrintout *printoutForPrinting,
1306                                        wxPrintData *data)
1307 {
1308     if (data)
1309         m_printDialogData = (*data);
1310
1311     Init(printout, printoutForPrinting);
1312 }
1313
1314 wxPrintPreviewBase::wxPrintPreviewBase(wxPrintout *printout,
1315                                        wxPrintout *printoutForPrinting,
1316                                        wxPrintDialogData *data)
1317 {
1318     if (data)
1319         m_printDialogData = (*data);
1320
1321     Init(printout, printoutForPrinting);
1322 }
1323
1324 void wxPrintPreviewBase::Init(wxPrintout *printout,
1325                               wxPrintout *printoutForPrinting)
1326 {
1327     m_isOk = true;
1328     m_previewPrintout = printout;
1329     if (m_previewPrintout)
1330         m_previewPrintout->SetIsPreview(true);
1331
1332     m_printPrintout = printoutForPrinting;
1333
1334     m_previewCanvas = NULL;
1335     m_previewFrame = NULL;
1336     m_previewBitmap = NULL;
1337     m_currentPage = 1;
1338     m_currentZoom = 70;
1339     m_topMargin = 40;
1340     m_leftMargin = 40;
1341     m_pageWidth = 0;
1342     m_pageHeight = 0;
1343     m_printingPrepared = false;
1344     m_minPage = 1;
1345     m_maxPage = 1;
1346 }
1347
1348 wxPrintPreviewBase::~wxPrintPreviewBase()
1349 {
1350     if (m_previewPrintout)
1351         delete m_previewPrintout;
1352     if (m_previewBitmap)
1353         delete m_previewBitmap;
1354     if (m_printPrintout)
1355         delete m_printPrintout;
1356 }
1357
1358 bool wxPrintPreviewBase::SetCurrentPage(int pageNum)
1359 {
1360     if (m_currentPage == pageNum)
1361         return true;
1362
1363     m_currentPage = pageNum;
1364     if (m_previewBitmap)
1365     {
1366         delete m_previewBitmap;
1367         m_previewBitmap = NULL;
1368     }
1369
1370     if (m_previewCanvas)
1371     {
1372         AdjustScrollbars(m_previewCanvas);
1373
1374         if (!RenderPage(pageNum))
1375             return false;
1376         m_previewCanvas->Refresh();
1377         m_previewCanvas->SetFocus();
1378     }
1379     return true;
1380 }
1381
1382 int wxPrintPreviewBase::GetCurrentPage() const
1383     { return m_currentPage; }
1384 void wxPrintPreviewBase::SetPrintout(wxPrintout *printout)
1385     { m_previewPrintout = printout; }
1386 wxPrintout *wxPrintPreviewBase::GetPrintout() const
1387     { return m_previewPrintout; }
1388 wxPrintout *wxPrintPreviewBase::GetPrintoutForPrinting() const
1389     { return m_printPrintout; }
1390 void wxPrintPreviewBase::SetFrame(wxFrame *frame)
1391     { m_previewFrame = frame; }
1392 void wxPrintPreviewBase::SetCanvas(wxPreviewCanvas *canvas)
1393     { m_previewCanvas = canvas; }
1394 wxFrame *wxPrintPreviewBase::GetFrame() const
1395     { return m_previewFrame; }
1396 wxPreviewCanvas *wxPrintPreviewBase::GetCanvas() const
1397     { return m_previewCanvas; }
1398
1399 void wxPrintPreviewBase::CalcRects(wxPreviewCanvas *canvas, wxRect& pageRect, wxRect& paperRect)
1400 {
1401     // Calculate the rectangles for the printable area of the page and the
1402     // entire paper as they appear on the canvas on-screen.
1403     int canvasWidth, canvasHeight;
1404     canvas->GetSize(&canvasWidth, &canvasHeight);
1405
1406     float zoomScale = float(m_currentZoom) / 100;
1407     float screenPrintableWidth = zoomScale * m_pageWidth * m_previewScaleX;
1408     float screenPrintableHeight = zoomScale * m_pageHeight * m_previewScaleY;
1409
1410     wxRect devicePaperRect = m_previewPrintout->GetPaperRectPixels();
1411     wxCoord devicePrintableWidth, devicePrintableHeight;
1412     m_previewPrintout->GetPageSizePixels(&devicePrintableWidth, &devicePrintableHeight);
1413     float scaleX = screenPrintableWidth / devicePrintableWidth;
1414     float scaleY = screenPrintableHeight / devicePrintableHeight;
1415     paperRect.width = wxCoord(scaleX * devicePaperRect.width);
1416     paperRect.height = wxCoord(scaleY * devicePaperRect.height);
1417
1418     paperRect.x = wxCoord((canvasWidth - paperRect.width)/ 2.0);
1419     if (paperRect.x < m_leftMargin)
1420         paperRect.x = m_leftMargin;
1421     paperRect.y = wxCoord((canvasHeight - paperRect.height)/ 2.0);
1422     if (paperRect.y < m_topMargin)
1423         paperRect.y = m_topMargin;
1424
1425     pageRect.x = paperRect.x - wxCoord(scaleX * devicePaperRect.x);
1426     pageRect.y = paperRect.y - wxCoord(scaleY * devicePaperRect.y);
1427     pageRect.width = wxCoord(screenPrintableWidth);
1428     pageRect.height = wxCoord(screenPrintableHeight);
1429 }
1430
1431
1432 bool wxPrintPreviewBase::PaintPage(wxPreviewCanvas *canvas, wxDC& dc)
1433 {
1434     DrawBlankPage(canvas, dc);
1435
1436     if (!m_previewBitmap)
1437         if (!RenderPage(m_currentPage))
1438             return false;
1439     if (!m_previewBitmap)
1440         return false;
1441     if (!canvas)
1442         return false;
1443
1444     wxRect pageRect, paperRect;
1445     CalcRects(canvas, pageRect, paperRect);
1446     wxMemoryDC temp_dc;
1447     temp_dc.SelectObject(*m_previewBitmap);
1448
1449     dc.Blit(pageRect.x, pageRect.y,
1450         m_previewBitmap->GetWidth(), m_previewBitmap->GetHeight(), &temp_dc, 0, 0);
1451
1452     temp_dc.SelectObject(wxNullBitmap);
1453     return true;
1454 }
1455
1456 // Adjusts the scrollbars for the current scale
1457 void wxPrintPreviewBase::AdjustScrollbars(wxPreviewCanvas *canvas)
1458 {
1459     if (!canvas)
1460         return ;
1461
1462     wxRect pageRect, paperRect;
1463     CalcRects(canvas, pageRect, paperRect);
1464      int totalWidth = paperRect.width + 2 * m_leftMargin;
1465     int totalHeight = paperRect.height + 2 * m_topMargin;
1466     int scrollUnitsX = totalWidth / 10;
1467     int scrollUnitsY = totalHeight / 10;
1468     wxSize virtualSize = canvas->GetVirtualSize();
1469     if (virtualSize.GetWidth() != totalWidth || virtualSize.GetHeight() != totalHeight)
1470         canvas->SetScrollbars(10, 10, scrollUnitsX, scrollUnitsY, 0, 0, true);
1471 }
1472
1473 bool wxPrintPreviewBase::RenderPage(int pageNum)
1474 {
1475     wxBusyCursor busy;
1476
1477     if (!m_previewCanvas)
1478     {
1479         wxFAIL_MSG(_T("wxPrintPreviewBase::RenderPage: must use wxPrintPreviewBase::SetCanvas to let me know about the canvas!"));
1480         return false;
1481     }
1482
1483     wxRect pageRect, paperRect;
1484     CalcRects(m_previewCanvas, pageRect, paperRect);
1485
1486     if (!m_previewBitmap)
1487     {
1488         m_previewBitmap = new wxBitmap(pageRect.width, pageRect.height);
1489
1490         if (!m_previewBitmap || !m_previewBitmap->Ok())
1491         {
1492             if (m_previewBitmap) {
1493                 delete m_previewBitmap;
1494                 m_previewBitmap = NULL;
1495             }
1496             wxMessageBox(_("Sorry, not enough memory to create a preview."), _("Print Preview Failure"), wxOK);
1497             return false;
1498         }
1499     }
1500
1501     wxMemoryDC memoryDC;
1502     memoryDC.SelectObject(*m_previewBitmap);
1503
1504     memoryDC.Clear();
1505
1506     m_previewPrintout->SetDC(&memoryDC);
1507     m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight);
1508
1509     // Need to delay OnPreparePrinting until here, so we have enough information.
1510     if (!m_printingPrepared)
1511     {
1512         m_previewPrintout->OnPreparePrinting();
1513         int selFrom, selTo;
1514         m_previewPrintout->GetPageInfo(&m_minPage, &m_maxPage, &selFrom, &selTo);
1515         m_printingPrepared = true;
1516     }
1517
1518     m_previewPrintout->OnBeginPrinting();
1519
1520     if (!m_previewPrintout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage()))
1521     {
1522         wxMessageBox(_("Could not start document preview."), _("Print Preview Failure"), wxOK);
1523
1524         memoryDC.SelectObject(wxNullBitmap);
1525
1526         delete m_previewBitmap;
1527         m_previewBitmap = NULL;
1528         return false;
1529     }
1530
1531     m_previewPrintout->OnPrintPage(pageNum);
1532     m_previewPrintout->OnEndDocument();
1533     m_previewPrintout->OnEndPrinting();
1534
1535     m_previewPrintout->SetDC(NULL);
1536
1537     memoryDC.SelectObject(wxNullBitmap);
1538
1539 #if wxUSE_STATUSBAR
1540     wxString status;
1541     if (m_maxPage != 0)
1542         status = wxString::Format(_("Page %d of %d"), pageNum, m_maxPage);
1543     else
1544         status = wxString::Format(_("Page %d"), pageNum);
1545
1546     if (m_previewFrame)
1547         m_previewFrame->SetStatusText(status);
1548 #endif
1549
1550     return true;
1551 }
1552
1553 bool wxPrintPreviewBase::DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc)
1554 {
1555     wxRect pageRect, paperRect;
1556
1557     CalcRects(canvas, pageRect, paperRect);
1558
1559     // Draw shadow, allowing for 1-pixel border AROUND the actual paper
1560     wxCoord shadowOffset = 4;
1561
1562     dc.SetPen(*wxBLACK_PEN);
1563     dc.SetBrush(*wxBLACK_BRUSH);
1564     dc.DrawRectangle(paperRect.x + shadowOffset, paperRect.y + paperRect.height + 1,
1565         paperRect.width, shadowOffset);
1566
1567     dc.DrawRectangle(paperRect.x + paperRect.width, paperRect.y + shadowOffset,
1568         shadowOffset, paperRect.height);
1569
1570     // Draw blank page allowing for 1-pixel border AROUND the actual paper
1571     dc.SetPen(*wxBLACK_PEN);
1572     dc.SetBrush(*wxWHITE_BRUSH);
1573     dc.DrawRectangle(paperRect.x - 2, paperRect.y - 1,
1574         paperRect.width + 3, paperRect.height + 2);
1575
1576     return true;
1577 }
1578
1579 void wxPrintPreviewBase::SetZoom(int percent)
1580 {
1581     if (m_currentZoom == percent)
1582         return;
1583
1584     m_currentZoom = percent;
1585     if (m_previewBitmap)
1586     {
1587         delete m_previewBitmap;
1588         m_previewBitmap = NULL;
1589     }
1590
1591     if (m_previewCanvas)
1592     {
1593         AdjustScrollbars(m_previewCanvas);
1594         RenderPage(m_currentPage);
1595         ((wxScrolledWindow *) m_previewCanvas)->Scroll(0, 0);
1596         m_previewCanvas->ClearBackground();
1597         m_previewCanvas->Refresh();
1598         m_previewCanvas->SetFocus();
1599     }
1600 }
1601
1602 wxPrintDialogData& wxPrintPreviewBase::GetPrintDialogData()
1603 {
1604     return m_printDialogData;
1605 }
1606
1607 int wxPrintPreviewBase::GetZoom() const
1608 { return m_currentZoom; }
1609 int wxPrintPreviewBase::GetMaxPage() const
1610 { return m_maxPage; }
1611 int wxPrintPreviewBase::GetMinPage() const
1612 { return m_minPage; }
1613 bool wxPrintPreviewBase::IsOk() const
1614 { return m_isOk; }
1615 void wxPrintPreviewBase::SetOk(bool ok)
1616 { m_isOk = ok; }
1617
1618 //----------------------------------------------------------------------------
1619 // wxPrintPreview
1620 //----------------------------------------------------------------------------
1621
1622 IMPLEMENT_CLASS(wxPrintPreview, wxPrintPreviewBase)
1623
1624 wxPrintPreview::wxPrintPreview(wxPrintout *printout,
1625                    wxPrintout *printoutForPrinting,
1626                    wxPrintDialogData *data) :
1627     wxPrintPreviewBase( printout, printoutForPrinting, data )
1628 {
1629     m_pimpl = wxPrintFactory::GetFactory()->
1630         CreatePrintPreview( printout, printoutForPrinting, data );
1631 }
1632
1633 wxPrintPreview::wxPrintPreview(wxPrintout *printout,
1634                    wxPrintout *printoutForPrinting,
1635                    wxPrintData *data ) :
1636     wxPrintPreviewBase( printout, printoutForPrinting, data )
1637 {
1638     m_pimpl = wxPrintFactory::GetFactory()->
1639         CreatePrintPreview( printout, printoutForPrinting, data );
1640 }
1641
1642 wxPrintPreview::~wxPrintPreview()
1643 {
1644     delete m_pimpl;
1645
1646     // don't delete twice
1647     m_printPrintout = NULL;
1648     m_previewPrintout = NULL;
1649     m_previewBitmap = NULL;
1650 }
1651
1652 bool wxPrintPreview::SetCurrentPage(int pageNum)
1653 {
1654     return m_pimpl->SetCurrentPage( pageNum );
1655 }
1656
1657 int wxPrintPreview::GetCurrentPage() const
1658 {
1659     return m_pimpl->GetCurrentPage();
1660 }
1661
1662 void wxPrintPreview::SetPrintout(wxPrintout *printout)
1663 {
1664     m_pimpl->SetPrintout( printout );
1665 }
1666
1667 wxPrintout *wxPrintPreview::GetPrintout() const
1668 {
1669     return m_pimpl->GetPrintout();
1670 }
1671
1672 wxPrintout *wxPrintPreview::GetPrintoutForPrinting() const
1673 {
1674     return m_pimpl->GetPrintoutForPrinting();
1675 }
1676
1677 void wxPrintPreview::SetFrame(wxFrame *frame)
1678 {
1679     m_pimpl->SetFrame( frame );
1680 }
1681
1682 void wxPrintPreview::SetCanvas(wxPreviewCanvas *canvas)
1683 {
1684     m_pimpl->SetCanvas( canvas );
1685 }
1686
1687 wxFrame *wxPrintPreview::GetFrame() const
1688 {
1689     return m_pimpl->GetFrame();
1690 }
1691
1692 wxPreviewCanvas *wxPrintPreview::GetCanvas() const
1693 {
1694     return m_pimpl->GetCanvas();
1695 }
1696
1697 bool wxPrintPreview::PaintPage(wxPreviewCanvas *canvas, wxDC& dc)
1698 {
1699     return m_pimpl->PaintPage( canvas, dc );
1700 }
1701
1702 bool wxPrintPreview::DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc)
1703 {
1704     return m_pimpl->DrawBlankPage( canvas, dc );
1705 }
1706
1707 void wxPrintPreview::AdjustScrollbars(wxPreviewCanvas *canvas)
1708 {
1709     m_pimpl->AdjustScrollbars( canvas );
1710 }
1711
1712 bool wxPrintPreview::RenderPage(int pageNum)
1713 {
1714     return m_pimpl->RenderPage( pageNum );
1715 }
1716
1717 void wxPrintPreview::SetZoom(int percent)
1718 {
1719     m_pimpl->SetZoom( percent );
1720 }
1721
1722 int wxPrintPreview::GetZoom() const
1723 {
1724     return m_pimpl->GetZoom();
1725 }
1726
1727 wxPrintDialogData& wxPrintPreview::GetPrintDialogData()
1728 {
1729     return m_pimpl->GetPrintDialogData();
1730 }
1731
1732 int wxPrintPreview::GetMaxPage() const
1733 {
1734     return m_pimpl->GetMaxPage();
1735 }
1736
1737 int wxPrintPreview::GetMinPage() const
1738 {
1739     return m_pimpl->GetMinPage();
1740 }
1741
1742 bool wxPrintPreview::IsOk() const
1743 {
1744     return m_pimpl->Ok();
1745 }
1746
1747 void wxPrintPreview::SetOk(bool ok)
1748 {
1749     m_pimpl->SetOk( ok );
1750 }
1751
1752 bool wxPrintPreview::Print(bool interactive)
1753 {
1754     return m_pimpl->Print( interactive );
1755 }
1756
1757 void wxPrintPreview::DetermineScaling()
1758 {
1759     m_pimpl->DetermineScaling();
1760 }
1761
1762 #endif // wxUSE_PRINTING_ARCHITECTURE