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 IMPLEMENT_DYNAMIC_CLASS(wxMacPrinter, wxPrinterBase)
  39 IMPLEMENT_CLASS(wxMacPrintPreview, wxPrintPreviewBase)
  40
  41 /*
  42  * Printer
  43  */
  44
  45 wxMacPrinter::wxMacPrinter(wxPrintDialogData *data):
  46   wxPrinterBase(data)
  47 {
  48 }
  49
  50 wxMacPrinter::~wxMacPrinter(void)
  51 {
  52 }
  53
  54 bool wxMacPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt)
  55 {
  56   sm_abortIt = FALSE;
  57   sm_abortWindow = NULL;
  58
  59   if (!printout)
  60     return FALSE;
  61
  62   printout->SetIsPreview(FALSE);
  63   printout->OnPreparePrinting();
  64
  65   // Get some parameters from the printout, if defined
  66   int fromPage, toPage;
  67   int minPage, maxPage;
  68   printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
  69
  70   if (maxPage == 0)
  71     return FALSE;
  72
  73   m_printDialogData.SetMinPage(minPage);
  74   m_printDialogData.SetMaxPage(maxPage);
  75   if (fromPage != 0)
  76     m_printDialogData.SetFromPage(fromPage);
  77   if (toPage != 0)
  78     m_printDialogData.SetToPage(toPage);
  79
  80   if (minPage != 0)
  81   {
  82     m_printDialogData.EnablePageNumbers(TRUE);
  83     if (m_printDialogData.GetFromPage() < m_printDialogData.GetMinPage())
  84       m_printDialogData.SetFromPage(m_printDialogData.GetMinPage());
  85     else if (m_printDialogData.GetFromPage() > m_printDialogData.GetMaxPage())
  86       m_printDialogData.SetFromPage(m_printDialogData.GetMaxPage());
  87     if (m_printDialogData.GetToPage() > m_printDialogData.GetMaxPage())
  88       m_printDialogData.SetToPage(m_printDialogData.GetMaxPage());
  89     else if (m_printDialogData.GetToPage() < m_printDialogData.GetMinPage())
  90       m_printDialogData.SetToPage(m_printDialogData.GetMinPage());
  91   }
  92   else
  93     m_printDialogData.EnablePageNumbers(FALSE);
  94
  95   // Create a suitable device context
  96  // Create a suitable device context
  97   wxDC *dc = NULL;
  98   if (prompt)
  99   {
 100                 PrOpen() ;
 101                 m_printDialogData.ConvertToNative() ; // make sure we have a valid handle
 102                 if ( m_printDialogData.m_macPrintInfo )
 103                 {
 104                         // todo incorporate the changes from a global page setup
 105                         if  ( ::PrStlDialog( m_printDialogData.m_macPrintInfo ) ) // we should have the page setup dialog
 106                         {
 107                                 PrClose() ;
 108                         wxPrintDialog dialog(parent, & m_printDialogData);
 109                         if (dialog.ShowModal() == wxID_OK)
 110                         {
 111                           dc = dialog.GetPrintDC();
 112                           m_printDialogData = dialog.GetPrintData();
 113                         }
 114                         }
 115                         else
 116                         {
 117                                 PrClose() ;
 118                         }
 119                 }
 120   }
 121   else
 122   {
 123                 dc = new wxPrinterDC( m_printDialogData.GetPrintData() ) ;
 124   }
 125
 126
 127   // May have pressed cancel.
 128   if (!dc || !dc->Ok())
 129   {
 130     if (dc) delete dc;
 131     return FALSE;
 132   }
 133
 134         // on the mac we have always pixels as addressing mode with 72 dpi
 135
 136   printout->SetPPIScreen(72, 72);
 137   printout->SetPPIPrinter(72, 72);
 138
 139   // Set printout parameters
 140   printout->SetDC(dc);
 141
 142   int w, h;
 143   long ww, hh;
 144   dc->GetSize(&w, &h);
 145   printout->SetPageSizePixels((int)w, (int)h);
 146   dc->GetSizeMM(&ww, &hh);
 147   printout->SetPageSizeMM((int)ww, (int)hh);
 148
 149   // Create an abort window
 150   wxBeginBusyCursor();
 151
 152 /*
 153   wxWindow *win = CreateAbortWindow(parent, printout);
 154   wxYield();
 155
 156   if (!win)
 157   {
 158     wxEndBusyCursor();
 159     wxMessageBox("Sorry, could not create an abort dialog.", "Print Error", wxOK, parent);
 160     delete dc;
 161   }
 162   sm_abortWindow = win;
 163   sm_abortWindow->Show(TRUE);
 164   wxYield();
 165 */
 166
 167   printout->OnBeginPrinting();
 168
 169   bool keepGoing = TRUE;
 170
 171   int copyCount;
 172   for (copyCount = 1; copyCount <= m_printDialogData.GetNoCopies(); copyCount ++)
 173   {
 174     if (!printout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage()))
 175     {
 176       wxEndBusyCursor();
 177       wxMessageBox("Could not start printing.", "Print Error", wxOK, parent);
 178       break;
 179     }
 180     if (sm_abortIt)
 181       break;
 182
 183     int pn;
 184     for (pn = m_printDialogData.GetFromPage(); keepGoing && (pn <= m_printDialogData.GetToPage()) && printout->HasPage(pn);
 185          pn++)
 186     {
 187       if (sm_abortIt)
 188       {
 189         keepGoing = FALSE;
 190         break;
 191       }
 192       else
 193       {
 194         dc->StartPage();
 195         keepGoing = printout->OnPrintPage(pn);
 196         dc->EndPage();
 197       }
 198     }
 199     printout->OnEndDocument();
 200   }
 201
 202   printout->OnEndPrinting();
 203
 204   if (sm_abortWindow)
 205   {
 206     sm_abortWindow->Show(FALSE);
 207     delete sm_abortWindow;
 208     sm_abortWindow = NULL;
 209   }
 210
 211   wxEndBusyCursor();
 212
 213   delete dc;
 214
 215   return TRUE;
 216 }
 217
 218 wxDC* wxMacPrinter::PrintDialog(wxWindow *parent)
 219 {
 220     wxDC* dc = (wxDC*) NULL;
 221
 222     wxPrintDialog dialog(parent, & m_printDialogData);
 223     int ret = dialog.ShowModal();
 224
 225     if (ret == wxID_OK)
 226     {
 227         dc = dialog.GetPrintDC();
 228         m_printDialogData = dialog.GetPrintDialogData();
 229     }
 230
 231     return dc;
 232 }
 233
 234 bool wxMacPrinter::Setup(wxWindow *parent)
 235 {
 236     wxPrintDialog dialog(parent, & m_printDialogData);
 237     dialog.GetPrintDialogData().SetSetupDialog(TRUE);
 238
 239     int ret = dialog.ShowModal();
 240
 241     if (ret == wxID_OK)
 242     {
 243         m_printDialogData = dialog.GetPrintDialogData();
 244     }
 245
 246     return (ret == wxID_OK);
 247 }
 248
 249 /*
 250  * Print preview
 251  */
 252
 253 wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout,
 254                                              wxPrintout *printoutForPrinting,
 255                                              wxPrintDialogData *data)
 256                      : wxPrintPreviewBase(printout, printoutForPrinting, data)
 257 {
 258     DetermineScaling();
 259 }
 260
 261 wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data):
 262   wxPrintPreviewBase(printout, printoutForPrinting, data)
 263 {
 264   DetermineScaling();
 265 }
 266
 267 wxMacPrintPreview::~wxMacPrintPreview(void)
 268 {
 269 }
 270
 271 bool wxMacPrintPreview::Print(bool interactive)
 272 {
 273   if (!m_printPrintout)
 274     return FALSE;
 275   wxMacPrinter printer(&m_printDialogData);
 276   return printer.Print(m_previewFrame, m_printPrintout, interactive);
 277 }
 278
 279 void wxMacPrintPreview::DetermineScaling(void)
 280 {
 281 /*
 282     HDC dc = ::GetDC(NULL);
 283     int screenWidth = ::GetDeviceCaps(dc, HORZSIZE);
 284 //    int screenHeight = ::GetDeviceCaps(dc, VERTSIZE);
 285     int screenXRes = ::GetDeviceCaps(dc, HORZRES);
 286 //    int screenYRes = ::GetDeviceCaps(dc, VERTRES);
 287     int logPPIScreenX = ::GetDeviceCaps(dc, LOGPIXELSX);
 288     int logPPIScreenY = ::GetDeviceCaps(dc, LOGPIXELSY);
 289     m_previewPrintout->SetPPIScreen(logPPIScreenX, logPPIScreenY);
 290
 291     ::ReleaseDC(NULL, dc);
 292
 293     // Get a device context for the currently selected printer
 294     wxPrinterDC printerDC("", "", "", FALSE, m_printDialogData.GetOrientation());
 295
 296     int printerWidth = 150;
 297     int printerHeight = 250;
 298     int printerXRes = 1500;
 299     int printerYRes = 2500;
 300
 301     if (printerDC.GetHDC())
 302     {
 303       printerWidth = ::GetDeviceCaps((HDC) printerDC.GetHDC(), HORZSIZE);
 304       printerHeight = ::GetDeviceCaps((HDC) printerDC.GetHDC(), VERTSIZE);
 305       printerXRes = ::GetDeviceCaps((HDC) printerDC.GetHDC(), HORZRES);
 306       printerYRes = ::GetDeviceCaps((HDC) printerDC.GetHDC(), VERTRES);
 307
 308       int logPPIPrinterX = ::GetDeviceCaps((HDC) printerDC.GetHDC(), LOGPIXELSX);
 309       int logPPIPrinterY = ::GetDeviceCaps((HDC) printerDC.GetHDC(), LOGPIXELSY);
 310
 311       m_previewPrintout->SetPPIPrinter(logPPIPrinterX, logPPIPrinterY);
 312       m_previewPrintout->SetPageSizeMM(printerWidth, printerHeight);
 313
 314       if (logPPIPrinterX == 0 || logPPIPrinterY == 0 || printerWidth == 0 || printerHeight == 0)
 315         m_isOk = FALSE;
 316     }
 317     else
 318       m_isOk = FALSE;
 319
 320     m_pageWidth = printerXRes;
 321     m_pageHeight = printerYRes;
 322
 323     // At 100%, the page should look about page-size on the screen.
 324     m_previewScale = (float)((float)screenWidth/(float)printerWidth);
 325     m_previewScale = m_previewScale * (float)((float)screenXRes/(float)printerYRes);
 326 */
 327 }