Initial revision
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Karsten Ballüder
264
src/generic/printps.cpp
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264
src/generic/printps.cpp
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/////////////////////////////////////////////////////////////////////////////
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// Name: printps.cpp
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// Purpose: Postscript print/preview framework
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// Author: Julian Smart
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// Modified by:
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// Created: 04/01/98
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart and Markus Holzem
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "printps.h"
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#endif
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#include "wx/defs.h"
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#ifndef WX_PRECOMP
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#include "wx/utils.h"
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#include "wx/dc.h"
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#include "wx/app.h"
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#include "wx/msgdlg.h"
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#endif
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#include "wx/generic/printps.h"
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#include "wx/dcprint.h"
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#include "wx/printdlg.h"
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#include "wx/generic/prntdlgg.h"
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#include <stdlib.h>
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#if !USE_SHARED_LIBRARY
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IMPLEMENT_DYNAMIC_CLASS(wxPostScriptPrinter, wxPrinterBase)
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IMPLEMENT_CLASS(wxPostScriptPrintPreview, wxPrintPreviewBase)
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#endif
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/*
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* Printer
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*/
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wxPostScriptPrinter::wxPostScriptPrinter(wxPrintData *data):
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wxPrinterBase(data)
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{
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}
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wxPostScriptPrinter::~wxPostScriptPrinter(void)
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{
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}
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bool wxPostScriptPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt)
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{
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abortIt = FALSE;
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abortWindow = NULL;
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if (!printout)
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return FALSE;
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printout->SetIsPreview(FALSE);
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printout->OnPreparePrinting();
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// Get some parameters from the printout, if defined
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int fromPage, toPage;
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int minPage, maxPage;
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printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
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if (maxPage == 0)
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return FALSE;
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printData.SetMinPage(minPage);
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printData.SetMaxPage(maxPage);
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if (fromPage != 0)
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printData.SetFromPage(fromPage);
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if (toPage != 0)
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printData.SetToPage(toPage);
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if (minPage != 0)
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{
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printData.EnablePageNumbers(TRUE);
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if (printData.GetFromPage() < printData.GetMinPage())
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printData.SetFromPage(printData.GetMinPage());
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else if (printData.GetFromPage() > printData.GetMaxPage())
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printData.SetFromPage(printData.GetMaxPage());
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if (printData.GetToPage() > printData.GetMaxPage())
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printData.SetToPage(printData.GetMaxPage());
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else if (printData.GetToPage() < printData.GetMinPage())
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printData.SetToPage(printData.GetMinPage());
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}
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else
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printData.EnablePageNumbers(FALSE);
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// Create a suitable device context
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wxDC *dc = NULL;
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if (prompt)
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{
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wxGenericPrintDialog dialog(parent, & printData);
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if (dialog.ShowModal() == wxID_OK)
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{
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dc = dialog.GetPrintDC();
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printData = dialog.GetPrintData();
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}
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}
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else
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{
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dc = new wxPostScriptDC(wxThePrintSetupData->GetPrinterFile(), FALSE, NULL);
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}
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// May have pressed cancel.
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if (!dc || !dc->Ok())
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{
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if (dc) delete dc;
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return FALSE;
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}
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int logPPIScreenX = 0;
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int logPPIScreenY = 0;
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int logPPIPrinterX = 0;
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int logPPIPrinterY = 0;
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// Correct values for X/PostScript?
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logPPIScreenX = 100;
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logPPIScreenY = 100;
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logPPIPrinterX = 100;
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logPPIPrinterY = 100;
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printout->SetPPIScreen(logPPIScreenX, logPPIScreenY);
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printout->SetPPIPrinter(logPPIPrinterX, logPPIPrinterY);
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// Set printout parameters
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printout->SetDC(dc);
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int w, h;
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long ww, hh;
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dc->GetSize(&w, &h);
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printout->SetPageSizePixels((int)w, (int)h);
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dc->GetSizeMM(&ww, &hh);
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printout->SetPageSizeMM((int)ww, (int)hh);
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// Create an abort window
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wxBeginBusyCursor();
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printout->OnBeginPrinting();
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bool keepGoing = TRUE;
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int copyCount;
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for (copyCount = 1; copyCount <= printData.GetNoCopies(); copyCount ++)
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{
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if (!printout->OnBeginDocument(printData.GetFromPage(), printData.GetToPage()))
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{
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wxEndBusyCursor();
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wxMessageBox("Could not start printing.", "Print Error", wxOK, parent);
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break;
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}
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if (abortIt)
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break;
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int pn;
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for (pn = printData.GetFromPage(); keepGoing && (pn <= printData.GetToPage()) && printout->HasPage(pn);
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pn++)
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{
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if (abortIt)
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{
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keepGoing = FALSE;
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break;
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}
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else
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{
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dc->StartPage();
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printout->OnPrintPage(pn);
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dc->EndPage();
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}
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}
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printout->OnEndDocument();
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}
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printout->OnEndPrinting();
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wxEndBusyCursor();
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delete dc;
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return TRUE;
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}
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bool wxPostScriptPrinter::PrintDialog(wxWindow *parent)
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{
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wxGenericPrintDialog dialog(parent, & printData);
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return (dialog.ShowModal() == wxID_OK);
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}
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bool wxPostScriptPrinter::Setup(wxWindow *parent)
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{
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wxGenericPrintDialog dialog(parent, & printData);
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dialog.GetPrintData().SetSetupDialog(TRUE);
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return (dialog.ShowModal() == wxID_OK);
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}
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/*
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* Print preview
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*/
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wxPostScriptPrintPreview::wxPostScriptPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data):
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wxPrintPreviewBase(printout, printoutForPrinting, data)
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{
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// Have to call it here since base constructor can't call it
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DetermineScaling();
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}
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wxPostScriptPrintPreview::~wxPostScriptPrintPreview(void)
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{
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}
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bool wxPostScriptPrintPreview::Print(bool interactive)
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{
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if (!printPrintout)
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return FALSE;
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wxPostScriptPrinter printer(&printData);
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return printer.Print(previewFrame, printPrintout, interactive);
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}
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void wxPostScriptPrintPreview::DetermineScaling(void)
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{
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char *paperType = wxThePrintSetupData->GetPaperName();
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if (!paperType)
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paperType = "A4 210 x 297 mm";
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wxPrintPaperType *paper = wxThePrintPaperDatabase->FindPaperType(paperType);
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if (!paper)
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paper = wxThePrintPaperDatabase->FindPaperType("A4 210 x 297 mm");
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if (paper)
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{
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previewPrintout->SetPPIScreen(100, 100);
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previewPrintout->SetPPIPrinter(100, 100);
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// If in landscape mode, we need to swap the width and height.
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if ( printData.GetOrientation() == wxLANDSCAPE )
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{
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pageWidth = paper->heightPixels;
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pageHeight = paper->widthPixels;
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previewPrintout->SetPageSizeMM(paper->heightMM, paper->widthMM);
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previewPrintout->SetPageSizePixels(paper->heightPixels, paper->widthPixels);
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}
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else
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{
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pageWidth = paper->widthPixels;
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pageHeight = paper->heightPixels;
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previewPrintout->SetPageSizeMM(paper->widthMM, paper->heightMM);
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previewPrintout->SetPageSizePixels(paper->widthPixels, paper->heightPixels);
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}
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// At 100%, the page should look about page-size on the screen.
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previewScale = (float)0.8;
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// previewScale = (float)((float)screenWidth/(float)printerWidth);
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// previewScale = previewScale * (float)((float)screenXRes/(float)printerYRes);
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}
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}
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