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