src/mac/printmac.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "printwin.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #include "wx/defs.h"
  24
  25 #ifndef WX_PRECOMP
  26 #include "wx/utils.h"
  27 #include "wx/dc.h"
  28 #include "wx/app.h"
  29 #include "wx/msgdlg.h"
  30 #endif
  31
  32 #include "wx/mac/private.h"
  33
  34 #include "wx/mac/printmac.h"
  35 #include "wx/dcprint.h"
  36 #include "wx/printdlg.h"
  37
  38 #include <stdlib.h>
  39
  40 #if !USE_SHARED_LIBRARY
  41 IMPLEMENT_DYNAMIC_CLASS(wxMacPrinter, wxPrinterBase)
  42 IMPLEMENT_CLASS(wxMacPrintPreview, wxPrintPreviewBase)
  43 #endif
  44
  45 /*
  46  * Printer
  47  */
  48
  49 wxMacPrinter::wxMacPrinter(wxPrintDialogData *data):
  50   wxPrinterBase(data)
  51 {
  52 }
  53
  54 wxMacPrinter::~wxMacPrinter(void)
  55 {
  56 }
  57
  58 bool wxMacPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt)
  59 {
  60   sm_abortIt = FALSE;
  61   sm_abortWindow = NULL;
  62
  63   if (!printout)
  64     return FALSE;
  65
  66   printout->SetIsPreview(FALSE);
  67   printout->OnPreparePrinting();
  68
  69   // Get some parameters from the printout, if defined
  70   int fromPage, toPage;
  71   int minPage, maxPage;
  72   printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
  73
  74   if (maxPage == 0)
  75     return FALSE;
  76
  77   m_printDialogData.SetMinPage(minPage);
  78   m_printDialogData.SetMaxPage(maxPage);
  79   if (fromPage != 0)
  80     m_printDialogData.SetFromPage(fromPage);
  81   if (toPage != 0)
  82     m_printDialogData.SetToPage(toPage);
  83
  84   if (minPage != 0)
  85   {
  86     m_printDialogData.EnablePageNumbers(TRUE);
  87     if (m_printDialogData.GetFromPage() < m_printDialogData.GetMinPage())
  88       m_printDialogData.SetFromPage(m_printDialogData.GetMinPage());
  89     else if (m_printDialogData.GetFromPage() > m_printDialogData.GetMaxPage())
  90       m_printDialogData.SetFromPage(m_printDialogData.GetMaxPage());
  91     if (m_printDialogData.GetToPage() > m_printDialogData.GetMaxPage())
  92       m_printDialogData.SetToPage(m_printDialogData.GetMaxPage());
  93     else if (m_printDialogData.GetToPage() < m_printDialogData.GetMinPage())
  94       m_printDialogData.SetToPage(m_printDialogData.GetMinPage());
  95   }
  96   else
  97     m_printDialogData.EnablePageNumbers(FALSE);
  98
  99  // Create a suitable device context
 100   wxDC *dc = NULL;
 101   if (prompt)
 102   {
 103         wxPrintDialog dialog(parent, & m_printDialogData);
 104         if (dialog.ShowModal() == wxID_OK)
 105                 {
 106                      dc = dialog.GetPrintDC();
 107                      m_printDialogData = dialog.GetPrintData();
 108                 }
 109   }
 110   else
 111   {
 112                 dc = new wxPrinterDC( m_printDialogData.GetPrintData() ) ;
 113   }
 114
 115
 116   // May have pressed cancel.
 117   if (!dc || !dc->Ok())
 118   {
 119     if (dc) delete dc;
 120     return FALSE;
 121   }
 122
 123         // on the mac we have always pixels as addressing mode with 72 dpi
 124
 125   printout->SetPPIScreen(72, 72);
 126   printout->SetPPIPrinter(72, 72);
 127
 128   // Set printout parameters
 129   printout->SetDC(dc);
 130
 131   int w, h;
 132   wxCoord ww, hh;
 133   dc->GetSize(&w, &h);
 134   printout->SetPageSizePixels((int)w, (int)h);
 135   dc->GetSizeMM(&ww, &hh);
 136   printout->SetPageSizeMM((int)ww, (int)hh);
 137
 138   // Create an abort window
 139   wxBeginBusyCursor();
 140
 141   wxWindow *win = CreateAbortWindow(parent, printout);
 142   wxYield();
 143
 144   if (!win)
 145   {
 146     wxEndBusyCursor();
 147     wxMessageBox("Sorry, could not create an abort dialog.", "Print Error", wxOK, parent);
 148     delete dc;
 149     return FALSE;
 150   }
 151   sm_abortWindow = win;
 152   sm_abortWindow->Show(TRUE);
 153   wxYield();
 154
 155   printout->OnBeginPrinting();
 156
 157   bool keepGoing = TRUE;
 158
 159   int copyCount;
 160   for (copyCount = 1; copyCount <= m_printDialogData.GetNoCopies(); copyCount ++)
 161   {
 162     if (!printout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage()))
 163     {
 164       wxEndBusyCursor();
 165       wxMessageBox("Could not start printing.", "Print Error", wxOK, parent);
 166       break;
 167     }
 168     if (sm_abortIt)
 169       break;
 170
 171     int pn;
 172     for (pn = m_printDialogData.GetFromPage(); keepGoing && (pn <= m_printDialogData.GetToPage()) && printout->HasPage(pn);
 173          pn++)
 174     {
 175       if (sm_abortIt)
 176       {
 177         keepGoing = FALSE;
 178         break;
 179       }
 180       else
 181       {
 182                 GrafPtr thePort ;
 183                 GetPort( &thePort ) ;
 184                 wxYield() ;
 185                 SetPort( thePort ) ;
 186
 187         dc->StartPage();
 188         keepGoing = printout->OnPrintPage(pn);
 189         dc->EndPage();
 190       }
 191     }
 192     printout->OnEndDocument();
 193   }
 194
 195   printout->OnEndPrinting();
 196
 197   if (sm_abortWindow)
 198   {
 199     sm_abortWindow->Show(FALSE);
 200     delete sm_abortWindow;
 201     sm_abortWindow = NULL;
 202   }
 203
 204   wxEndBusyCursor();
 205
 206   delete dc;
 207
 208   return TRUE;
 209 }
 210
 211 wxDC* wxMacPrinter::PrintDialog(wxWindow *parent)
 212 {
 213     wxDC* dc = (wxDC*) NULL;
 214
 215     wxPrintDialog dialog(parent, & m_printDialogData);
 216     int ret = dialog.ShowModal();
 217
 218     if (ret == wxID_OK)
 219     {
 220         dc = dialog.GetPrintDC();
 221         m_printDialogData = dialog.GetPrintDialogData();
 222     }
 223
 224     return dc;
 225 }
 226
 227 bool wxMacPrinter::Setup(wxWindow *parent)
 228 {
 229     wxPrintDialog dialog(parent, & m_printDialogData);
 230     dialog.GetPrintDialogData().SetSetupDialog(TRUE);
 231
 232     int ret = dialog.ShowModal();
 233
 234     if (ret == wxID_OK)
 235     {
 236         m_printDialogData = dialog.GetPrintDialogData();
 237     }
 238
 239     return (ret == wxID_OK);
 240 }
 241
 242 /*
 243  * Print preview
 244  */
 245
 246 wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout,
 247                                              wxPrintout *printoutForPrinting,
 248                                              wxPrintDialogData *data)
 249                      : wxPrintPreviewBase(printout, printoutForPrinting, data)
 250 {
 251     DetermineScaling();
 252 }
 253
 254 wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data):
 255   wxPrintPreviewBase(printout, printoutForPrinting, data)
 256 {
 257   DetermineScaling();
 258 }
 259
 260 wxMacPrintPreview::~wxMacPrintPreview(void)
 261 {
 262 }
 263
 264 bool wxMacPrintPreview::Print(bool interactive)
 265 {
 266   if (!m_printPrintout)
 267     return FALSE;
 268   wxMacPrinter printer(&m_printDialogData);
 269   return printer.Print(m_previewFrame, m_printPrintout, interactive);
 270 }
 271
 272 void wxMacPrintPreview::DetermineScaling(void)
 273 {
 274         int screenWidth , screenHeight ;
 275         wxDisplaySize( &screenWidth , &screenHeight ) ;
 276
 277         m_previewPrintout->SetPPIScreen( 72 , 72 ) ;
 278         m_previewPrintout->SetPPIPrinter( 72 , 72 ) ;
 279         m_previewPrintout->SetPageSizeMM( 8 * 25.6 , 11 * 25.6 ) ;
 280         m_previewPrintout->SetPageSizePixels( 8 * 72 , 11 * 72 ) ;
 281     m_pageWidth = 8 * 72 ;
 282     m_pageHeight = 11 * 72 ;
 283     m_previewScale = 1 ;
 284
 285     // Get a device context for the currently selected printer
 286     wxPrinterDC printerDC(m_printDialogData.GetPrintData());
 287     if (printerDC.Ok())
 288     {
 289                 int x , y ;
 290                 wxCoord ww, hh;
 291                 printerDC.GetSizeMM(&ww, &hh);
 292                 printerDC.GetSize( &x , &y ) ;
 293                 m_previewPrintout->SetPageSizeMM((int)ww, (int)hh);
 294                 m_previewPrintout->SetPageSizePixels( x , y) ;
 295                 m_pageWidth = x ;
 296                 m_pageHeight =  y ;
 297                 m_isOk = true ;
 298
 299         }
 300     // At 100%, the page should look about page-size on the screen.
 301     // m_previewScale = (float)((float)screenWidth/(float)printerWidth);
 302     // m_previewScale = m_previewScale * (float)((float)screenXRes/(float)printerXRes);
 303
 304     m_previewScale = 1 ;
 305 }