include/wx/msw/printwin.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        printwin.h
   3 // Purpose:     wxWindowsPrinter, wxWindowsPrintPreview classes
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_PRINTWIN_H_
  13 #define _WX_PRINTWIN_H_
  14
  15 #include "wx/prntbase.h"
  16
  17 // ---------------------------------------------------------------------------
  18 // Represents the printer: manages printing a wxPrintout object
  19 // ---------------------------------------------------------------------------
  20
  21 class WXDLLIMPEXP_CORE wxWindowsPrinter : public wxPrinterBase
  22 {
  23     DECLARE_DYNAMIC_CLASS(wxWindowsPrinter)
  24
  25 public:
  26     wxWindowsPrinter(wxPrintDialogData *data = NULL);
  27     virtual ~wxWindowsPrinter();
  28
  29     virtual bool Print(wxWindow *parent,
  30                        wxPrintout *printout,
  31                        bool prompt = true);
  32
  33     virtual wxDC *PrintDialog(wxWindow *parent);
  34     virtual bool Setup(wxWindow *parent);
  35
  36 private:
  37     WXFARPROC     m_lpAbortProc;
  38
  39     wxDECLARE_NO_COPY_CLASS(wxWindowsPrinter);
  40 };
  41
  42 // ---------------------------------------------------------------------------
  43 // wxPrintPreview: programmer creates an object of this class to preview a
  44 // wxPrintout.
  45 // ---------------------------------------------------------------------------
  46
  47 #define wxUSE_HIGH_QUALITY_PREVIEW (wxUSE_IMAGE && wxUSE_WXDIB)
  48
  49 class WXDLLIMPEXP_CORE wxWindowsPrintPreview : public wxPrintPreviewBase
  50 {
  51 public:
  52     wxWindowsPrintPreview(wxPrintout *printout,
  53                           wxPrintout *printoutForPrinting = NULL,
  54                           wxPrintDialogData *data = NULL);
  55     wxWindowsPrintPreview(wxPrintout *printout,
  56                           wxPrintout *printoutForPrinting,
  57                           wxPrintData *data);
  58     virtual ~wxWindowsPrintPreview();
  59
  60     virtual bool Print(bool interactive);
  61     virtual void DetermineScaling();
  62
  63 #if wxUSE_HIGH_QUALITY_PREVIEW
  64 protected:
  65     bool RenderPageIntoBitmapHQ(wxBitmap& bmp, int pageNum);
  66     virtual bool RenderPageIntoBitmap(wxBitmap& bmp, int pageNum);
  67
  68 private:
  69     bool RenderPageFragment(float scaleX, float scaleY,
  70                             int *nextFinalLine,
  71                             wxPrinterDC& printer,
  72                             wxMemoryDC& finalDC,
  73                             const wxRect& rect,
  74                             int pageNum);
  75
  76     bool m_hqPreviewFailed;
  77 #endif // wxUSE_HIGH_QUALITY_PREVIEW
  78
  79     DECLARE_DYNAMIC_CLASS_NO_COPY(wxWindowsPrintPreview)
  80 };
  81
  82 #endif
  83 // _WX_PRINTWIN_H_