| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: printps.cpp |
| 3 | // Purpose: Postscript print/preview 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 | // ============================================================================ |
| 13 | // declarations |
| 14 | // ============================================================================ |
| 15 | |
| 16 | // ---------------------------------------------------------------------------- |
| 17 | // headers |
| 18 | // ---------------------------------------------------------------------------- |
| 19 | |
| 20 | #ifdef __GNUG__ |
| 21 | #pragma implementation "printps.h" |
| 22 | #endif |
| 23 | |
| 24 | // For compilers that support precompilation, includes "wx.h". |
| 25 | #include "wx/wxprec.h" |
| 26 | |
| 27 | #ifdef __BORLANDC__ |
| 28 | #pragma hdrstop |
| 29 | #endif |
| 30 | |
| 31 | #include "wx/defs.h" |
| 32 | |
| 33 | #if wxUSE_PRINTING_ARCHITECTURE && wxUSE_POSTSCRIPT |
| 34 | |
| 35 | #ifndef WX_PRECOMP |
| 36 | #include "wx/utils.h" |
| 37 | #include "wx/dc.h" |
| 38 | #include "wx/app.h" |
| 39 | #include "wx/msgdlg.h" |
| 40 | #include "wx/intl.h" |
| 41 | #include "wx/progdlg.h" |
| 42 | #endif |
| 43 | |
| 44 | #include "wx/generic/printps.h" |
| 45 | #include "wx/dcprint.h" |
| 46 | #include "wx/printdlg.h" |
| 47 | #include "wx/generic/prntdlgg.h" |
| 48 | #include "wx/generic/progdlgg.h" |
| 49 | #include "wx/paper.h" |
| 50 | |
| 51 | #include <stdlib.h> |
| 52 | |
| 53 | // ---------------------------------------------------------------------------- |
| 54 | // wxWin macros |
| 55 | // ---------------------------------------------------------------------------- |
| 56 | |
| 57 | IMPLEMENT_DYNAMIC_CLASS(wxPostScriptPrinter, wxPrinterBase) |
| 58 | IMPLEMENT_CLASS(wxPostScriptPrintPreview, wxPrintPreviewBase) |
| 59 | |
| 60 | // ============================================================================ |
| 61 | // implementation |
| 62 | // ============================================================================ |
| 63 | |
| 64 | // ---------------------------------------------------------------------------- |
| 65 | // Printer |
| 66 | // ---------------------------------------------------------------------------- |
| 67 | |
| 68 | wxPostScriptPrinter::wxPostScriptPrinter(wxPrintDialogData *data) |
| 69 | : wxPrinterBase(data) |
| 70 | { |
| 71 | } |
| 72 | |
| 73 | wxPostScriptPrinter::~wxPostScriptPrinter() |
| 74 | { |
| 75 | } |
| 76 | |
| 77 | bool wxPostScriptPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt) |
| 78 | { |
| 79 | sm_abortIt = FALSE; |
| 80 | sm_abortWindow = (wxWindow *) NULL; |
| 81 | |
| 82 | if (!printout) |
| 83 | { |
| 84 | sm_lastError = wxPRINTER_ERROR; |
| 85 | return FALSE; |
| 86 | } |
| 87 | |
| 88 | printout->SetIsPreview(FALSE); |
| 89 | |
| 90 | // 4/9/99, JACS: this is a silly place to allow preparation, considering |
| 91 | // the DC and no parameters have been set in the printout object. |
| 92 | // Moved further down. |
| 93 | |
| 94 | // printout->OnPreparePrinting(); |
| 95 | |
| 96 | // Get some parameters from the printout, if defined |
| 97 | int fromPage, toPage; |
| 98 | int minPage, maxPage; |
| 99 | printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage); |
| 100 | |
| 101 | if (maxPage == 0) |
| 102 | { |
| 103 | sm_lastError = wxPRINTER_ERROR; |
| 104 | return FALSE; |
| 105 | } |
| 106 | |
| 107 | m_printDialogData.SetMinPage(minPage); |
| 108 | m_printDialogData.SetMaxPage(maxPage); |
| 109 | if (fromPage != 0) |
| 110 | m_printDialogData.SetFromPage(fromPage); |
| 111 | if (toPage != 0) |
| 112 | m_printDialogData.SetToPage(toPage); |
| 113 | |
| 114 | if (minPage != 0) |
| 115 | { |
| 116 | m_printDialogData.EnablePageNumbers(TRUE); |
| 117 | if (m_printDialogData.GetFromPage() < m_printDialogData.GetMinPage()) |
| 118 | m_printDialogData.SetFromPage(m_printDialogData.GetMinPage()); |
| 119 | else if (m_printDialogData.GetFromPage() > m_printDialogData.GetMaxPage()) |
| 120 | m_printDialogData.SetFromPage(m_printDialogData.GetMaxPage()); |
| 121 | if (m_printDialogData.GetToPage() > m_printDialogData.GetMaxPage()) |
| 122 | m_printDialogData.SetToPage(m_printDialogData.GetMaxPage()); |
| 123 | else if (m_printDialogData.GetToPage() < m_printDialogData.GetMinPage()) |
| 124 | m_printDialogData.SetToPage(m_printDialogData.GetMinPage()); |
| 125 | } |
| 126 | else |
| 127 | m_printDialogData.EnablePageNumbers(FALSE); |
| 128 | |
| 129 | |
| 130 | // Create a suitable device context |
| 131 | wxDC *dc = (wxDC *) NULL; |
| 132 | if (prompt) |
| 133 | { |
| 134 | dc = PrintDialog(parent); |
| 135 | if (!dc) |
| 136 | return FALSE; |
| 137 | } |
| 138 | else |
| 139 | { |
| 140 | dc = new wxPostScriptDC(GetPrintDialogData().GetPrintData()); |
| 141 | } |
| 142 | |
| 143 | // May have pressed cancel. |
| 144 | if (!dc || !dc->Ok()) |
| 145 | { |
| 146 | if (dc) delete dc; |
| 147 | sm_lastError = wxPRINTER_ERROR; |
| 148 | return FALSE; |
| 149 | } |
| 150 | |
| 151 | wxSize ScreenPixels = wxGetDisplaySize(); |
| 152 | wxSize ScreenMM = wxGetDisplaySizeMM(); |
| 153 | |
| 154 | printout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()), |
| 155 | (int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) ); |
| 156 | printout->SetPPIPrinter( wxPostScriptDC::GetResolution(), |
| 157 | wxPostScriptDC::GetResolution() ); |
| 158 | |
| 159 | // Set printout parameters |
| 160 | printout->SetDC(dc); |
| 161 | |
| 162 | int w, h; |
| 163 | dc->GetSize(&w, &h); |
| 164 | printout->SetPageSizePixels((int)w, (int)h); |
| 165 | dc->GetSizeMM(&w, &h); |
| 166 | printout->SetPageSizeMM((int)w, (int)h); |
| 167 | |
| 168 | // Create an abort window |
| 169 | wxBeginBusyCursor(); |
| 170 | |
| 171 | printout->OnPreparePrinting(); |
| 172 | |
| 173 | int |
| 174 | pagesPerCopy = m_printDialogData.GetToPage()-m_printDialogData.GetFromPage()+1, |
| 175 | totalPages = pagesPerCopy * m_printDialogData.GetNoCopies(), |
| 176 | printedPages = 0; |
| 177 | // Open the progress bar dialog |
| 178 | wxProgressDialog *progressDialog = new wxProgressDialog ( |
| 179 | printout->GetTitle(), |
| 180 | _("Printing..."), |
| 181 | totalPages, |
| 182 | parent, |
| 183 | wxPD_CAN_ABORT|wxPD_AUTO_HIDE|wxPD_APP_MODAL); |
| 184 | |
| 185 | printout->OnBeginPrinting(); |
| 186 | |
| 187 | sm_lastError = wxPRINTER_NO_ERROR; |
| 188 | |
| 189 | bool keepGoing = TRUE; |
| 190 | |
| 191 | int copyCount; |
| 192 | for (copyCount = 1; copyCount <= m_printDialogData.GetNoCopies(); copyCount ++) |
| 193 | { |
| 194 | if (!printout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage())) |
| 195 | { |
| 196 | wxEndBusyCursor(); |
| 197 | wxLogError(_("Could not start printing.")); |
| 198 | sm_lastError = wxPRINTER_ERROR; |
| 199 | break; |
| 200 | } |
| 201 | if (sm_abortIt) |
| 202 | { |
| 203 | sm_lastError = wxPRINTER_CANCELLED; |
| 204 | break; |
| 205 | } |
| 206 | |
| 207 | int pn; |
| 208 | for (pn = m_printDialogData.GetFromPage(); keepGoing && (pn <= m_printDialogData.GetToPage()) && printout->HasPage(pn); |
| 209 | pn++) |
| 210 | { |
| 211 | if (sm_abortIt) |
| 212 | { |
| 213 | keepGoing = FALSE; |
| 214 | sm_lastError = wxPRINTER_CANCELLED; |
| 215 | break; |
| 216 | } |
| 217 | else |
| 218 | { |
| 219 | wxString msg; |
| 220 | msg.Printf(_("Printing page %d..."), printedPages+1); |
| 221 | if(progressDialog->Update(printedPages++, msg)) |
| 222 | { |
| 223 | dc->StartPage(); |
| 224 | printout->OnPrintPage(pn); |
| 225 | dc->EndPage(); |
| 226 | } |
| 227 | else |
| 228 | { |
| 229 | sm_abortIt = TRUE; |
| 230 | sm_lastError = wxPRINTER_CANCELLED; |
| 231 | keepGoing = FALSE; |
| 232 | } |
| 233 | } |
| 234 | wxYield(); |
| 235 | } |
| 236 | printout->OnEndDocument(); |
| 237 | } |
| 238 | |
| 239 | printout->OnEndPrinting(); |
| 240 | delete progressDialog; |
| 241 | |
| 242 | wxEndBusyCursor(); |
| 243 | |
| 244 | delete dc; |
| 245 | |
| 246 | return (sm_lastError == wxPRINTER_NO_ERROR); |
| 247 | } |
| 248 | |
| 249 | wxDC* wxPostScriptPrinter::PrintDialog(wxWindow *parent) |
| 250 | { |
| 251 | wxDC* dc = (wxDC*) NULL; |
| 252 | wxGenericPrintDialog* dialog = new wxGenericPrintDialog(parent, & m_printDialogData); |
| 253 | int ret = dialog->ShowModal() ; |
| 254 | if (ret == wxID_OK) |
| 255 | { |
| 256 | dc = dialog->GetPrintDC(); |
| 257 | m_printDialogData = dialog->GetPrintDialogData(); |
| 258 | if (dc == NULL) |
| 259 | sm_lastError = wxPRINTER_ERROR; |
| 260 | else |
| 261 | sm_lastError = wxPRINTER_NO_ERROR; |
| 262 | } |
| 263 | else |
| 264 | sm_lastError = wxPRINTER_CANCELLED; |
| 265 | |
| 266 | dialog->Destroy(); |
| 267 | |
| 268 | return dc; |
| 269 | } |
| 270 | |
| 271 | bool wxPostScriptPrinter::Setup(wxWindow *parent) |
| 272 | { |
| 273 | wxGenericPrintDialog* dialog = new wxGenericPrintDialog(parent, & m_printDialogData); |
| 274 | dialog->GetPrintDialogData().SetSetupDialog(TRUE); |
| 275 | |
| 276 | int ret = dialog->ShowModal(); |
| 277 | |
| 278 | if (ret == wxID_OK) |
| 279 | { |
| 280 | m_printDialogData = dialog->GetPrintDialogData(); |
| 281 | } |
| 282 | |
| 283 | dialog->Destroy(); |
| 284 | |
| 285 | return (ret == wxID_OK); |
| 286 | } |
| 287 | |
| 288 | // ---------------------------------------------------------------------------- |
| 289 | // Print preview |
| 290 | // ---------------------------------------------------------------------------- |
| 291 | |
| 292 | void wxPostScriptPrintPreview::Init(wxPrintout * WXUNUSED(printout), |
| 293 | wxPrintout * WXUNUSED(printoutForPrinting)) |
| 294 | { |
| 295 | // Have to call it here since base constructor can't call it |
| 296 | DetermineScaling(); |
| 297 | } |
| 298 | |
| 299 | wxPostScriptPrintPreview::wxPostScriptPrintPreview(wxPrintout *printout, |
| 300 | wxPrintout *printoutForPrinting, |
| 301 | wxPrintDialogData *data) |
| 302 | : wxPrintPreviewBase(printout, printoutForPrinting, data) |
| 303 | { |
| 304 | Init(printout, printoutForPrinting); |
| 305 | } |
| 306 | |
| 307 | wxPostScriptPrintPreview::wxPostScriptPrintPreview(wxPrintout *printout, |
| 308 | wxPrintout *printoutForPrinting, |
| 309 | wxPrintData *data) |
| 310 | : wxPrintPreviewBase(printout, printoutForPrinting, data) |
| 311 | { |
| 312 | Init(printout, printoutForPrinting); |
| 313 | } |
| 314 | |
| 315 | wxPostScriptPrintPreview::~wxPostScriptPrintPreview() |
| 316 | { |
| 317 | } |
| 318 | |
| 319 | bool wxPostScriptPrintPreview::Print(bool interactive) |
| 320 | { |
| 321 | if (!m_printPrintout) |
| 322 | return FALSE; |
| 323 | wxPostScriptPrinter printer(& m_printDialogData); |
| 324 | return printer.Print(m_previewFrame, m_printPrintout, interactive); |
| 325 | } |
| 326 | |
| 327 | void wxPostScriptPrintPreview::DetermineScaling() |
| 328 | { |
| 329 | wxPaperSize paperType = m_printDialogData.GetPrintData().GetPaperId(); |
| 330 | if (paperType == wxPAPER_NONE) |
| 331 | paperType = wxPAPER_NONE; |
| 332 | |
| 333 | wxPrintPaperType *paper = wxThePrintPaperDatabase->FindPaperType(paperType); |
| 334 | if (!paper) |
| 335 | paper = wxThePrintPaperDatabase->FindPaperType(wxPAPER_A4); |
| 336 | |
| 337 | if (paper) |
| 338 | { |
| 339 | wxSize ScreenPixels = wxGetDisplaySize(); |
| 340 | wxSize ScreenMM = wxGetDisplaySizeMM(); |
| 341 | |
| 342 | m_previewPrintout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()), |
| 343 | (int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) ); |
| 344 | m_previewPrintout->SetPPIPrinter(wxPostScriptDC::GetResolution(), wxPostScriptDC::GetResolution()); |
| 345 | |
| 346 | wxSize sizeDevUnits(paper->GetSizeDeviceUnits()); |
| 347 | sizeDevUnits.x = (wxCoord)((float)sizeDevUnits.x * wxPostScriptDC::GetResolution() / 72.0); |
| 348 | sizeDevUnits.y = (wxCoord)((float)sizeDevUnits.y * wxPostScriptDC::GetResolution() / 72.0); |
| 349 | wxSize sizeTenthsMM(paper->GetSize()); |
| 350 | wxSize sizeMM(sizeTenthsMM.x / 10, sizeTenthsMM.y / 10); |
| 351 | |
| 352 | // If in landscape mode, we need to swap the width and height. |
| 353 | if ( m_printDialogData.GetPrintData().GetOrientation() == wxLANDSCAPE ) |
| 354 | { |
| 355 | m_pageWidth = sizeDevUnits.y; |
| 356 | m_pageHeight = sizeDevUnits.x; |
| 357 | m_previewPrintout->SetPageSizeMM(sizeMM.y, sizeMM.x); |
| 358 | m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight); |
| 359 | } |
| 360 | else |
| 361 | { |
| 362 | m_pageWidth = sizeDevUnits.x; |
| 363 | m_pageHeight = sizeDevUnits.y; |
| 364 | m_previewPrintout->SetPageSizeMM(sizeMM.x, sizeMM.y); |
| 365 | m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight); |
| 366 | } |
| 367 | |
| 368 | // At 100%, the page should look about page-size on the screen. |
| 369 | m_previewScale = (float)0.8 * 72.0 / (float)wxPostScriptDC::GetResolution(); |
| 370 | } |
| 371 | } |
| 372 | |
| 373 | #endif |