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   wxWindow *win = CreateAbortWindow(parent, printout);
 140   wxYield();
 141
 142   if (!win)
 143   {
 144     wxEndBusyCursor();
 145     wxMessageBox("Sorry, could not create an abort dialog.", "Print Error", wxOK, parent);
 146     delete dc;
 147   }
 148   sm_abortWindow = win;
 149   sm_abortWindow->Show(TRUE);
 150   wxYield();
 151
 152   printout->OnBeginPrinting();
 153
 154   bool keepGoing = TRUE;
 155
 156   int copyCount;
 157   for (copyCount = 1; copyCount <= m_printDialogData.GetNoCopies(); copyCount ++)
 158   {
 159     if (!printout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage()))
 160     {
 161       wxEndBusyCursor();
 162       wxMessageBox("Could not start printing.", "Print Error", wxOK, parent);
 163       break;
 164     }
 165     if (sm_abortIt)
 166       break;
 167
 168     int pn;
 169     for (pn = m_printDialogData.GetFromPage(); keepGoing && (pn <= m_printDialogData.GetToPage()) && printout->HasPage(pn);
 170          pn++)
 171     {
 172       if (sm_abortIt)
 173       {
 174         keepGoing = FALSE;
 175         break;
 176       }
 177       else
 178       {
 179                 GrafPtr thePort ;
 180                 GetPort( &thePort ) ;
 181                 wxYield() ;
 182                 SetPort( thePort ) ;
 183
 184         dc->StartPage();
 185         keepGoing = printout->OnPrintPage(pn);
 186         dc->EndPage();
 187       }
 188     }
 189     printout->OnEndDocument();
 190   }
 191
 192   printout->OnEndPrinting();
 193
 194   if (sm_abortWindow)
 195   {
 196     sm_abortWindow->Show(FALSE);
 197     delete sm_abortWindow;
 198     sm_abortWindow = NULL;
 199   }
 200
 201   wxEndBusyCursor();
 202
 203   delete dc;
 204
 205   return TRUE;
 206 }
 207
 208 wxDC* wxMacPrinter::PrintDialog(wxWindow *parent)
 209 {
 210     wxDC* dc = (wxDC*) NULL;
 211
 212     wxPrintDialog dialog(parent, & m_printDialogData);
 213     int ret = dialog.ShowModal();
 214
 215     if (ret == wxID_OK)
 216     {
 217         dc = dialog.GetPrintDC();
 218         m_printDialogData = dialog.GetPrintDialogData();
 219     }
 220
 221     return dc;
 222 }
 223
 224 bool wxMacPrinter::Setup(wxWindow *parent)
 225 {
 226     wxPrintDialog dialog(parent, & m_printDialogData);
 227     dialog.GetPrintDialogData().SetSetupDialog(TRUE);
 228
 229     int ret = dialog.ShowModal();
 230
 231     if (ret == wxID_OK)
 232     {
 233         m_printDialogData = dialog.GetPrintDialogData();
 234     }
 235
 236     return (ret == wxID_OK);
 237 }
 238
 239 /*
 240  * Print preview
 241  */
 242
 243 wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout,
 244                                              wxPrintout *printoutForPrinting,
 245                                              wxPrintDialogData *data)
 246                      : wxPrintPreviewBase(printout, printoutForPrinting, data)
 247 {
 248     DetermineScaling();
 249 }
 250
 251 wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data):
 252   wxPrintPreviewBase(printout, printoutForPrinting, data)
 253 {
 254   DetermineScaling();
 255 }
 256
 257 wxMacPrintPreview::~wxMacPrintPreview(void)
 258 {
 259 }
 260
 261 bool wxMacPrintPreview::Print(bool interactive)
 262 {
 263   if (!m_printPrintout)
 264     return FALSE;
 265   wxMacPrinter printer(&m_printDialogData);
 266   return printer.Print(m_previewFrame, m_printPrintout, interactive);
 267 }
 268
 269 void wxMacPrintPreview::DetermineScaling(void)
 270 {
 271         int screenWidth , screenHeight ;
 272         wxDisplaySize( &screenWidth , &screenHeight ) ;
 273
 274         m_previewPrintout->SetPPIScreen( 72 , 72 ) ;
 275         m_previewPrintout->SetPPIPrinter( 72 , 72 ) ;
 276         m_previewPrintout->SetPageSizeMM( 8 * 25.6 , 11 * 25.6 ) ;
 277         m_previewPrintout->SetPageSizePixels( 8 * 72 , 11 * 72 ) ;
 278     m_pageWidth = 8 * 72 ;
 279     m_pageHeight = 11 * 72 ;
 280     m_previewScale = 1 ;
 281
 282     // Get a device context for the currently selected printer
 283     wxPrinterDC printerDC(m_printDialogData.GetPrintData());
 284     if (printerDC.Ok())
 285     {
 286                 int x , y ;
 287                 wxCoord ww, hh;
 288                 printerDC.GetSizeMM(&ww, &hh);
 289                 printerDC.GetSize( &x , &y ) ;
 290                 m_previewPrintout->SetPageSizeMM((int)ww, (int)hh);
 291                 m_previewPrintout->SetPageSizePixels( x , y) ;
 292                 m_pageWidth = x ;
 293                 m_pageHeight =  y ;
 294                 m_isOk = true ;
 295
 296         }
 297     // At 100%, the page should look about page-size on the screen.
 298     // m_previewScale = (float)((float)screenWidth/(float)printerWidth);
 299     // m_previewScale = m_previewScale * (float)((float)screenXRes/(float)printerXRes);
 300
 301     m_previewScale = 1 ;
 302 }