include/wx/richtext/richtextprint.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/richtext/richtextprint.h
   3 // Purpose:     Rich text printing classes
   4 // Author:      Julian Smart
   5 // Created:     2006-10-23
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) Julian Smart
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_RICHTEXTPRINT_H_
  12 #define _WX_RICHTEXTPRINT_H_
  13
  14 #include "wx/defs.h"
  15
  16 #if wxUSE_RICHTEXT & wxUSE_PRINTING_ARCHITECTURE
  17
  18 #include "wx/richtext/richtextbuffer.h"
  19
  20 #include "wx/print.h"
  21 #include "wx/printdlg.h"
  22
  23 #define wxRICHTEXT_PRINT_MAX_PAGES 99999
  24
  25 // Header/footer page identifiers
  26 enum wxRichTextOddEvenPage {
  27     wxRICHTEXT_PAGE_ODD,
  28     wxRICHTEXT_PAGE_EVEN,
  29     wxRICHTEXT_PAGE_ALL
  30 };
  31
  32 // Header/footer text locations
  33 enum wxRichTextPageLocation {
  34     wxRICHTEXT_PAGE_LEFT,
  35     wxRICHTEXT_PAGE_CENTRE,
  36     wxRICHTEXT_PAGE_RIGHT
  37 };
  38
  39 /*!
  40  * Header/footer data
  41  */
  42
  43 class WXDLLIMPEXP_RICHTEXT wxRichTextHeaderFooterData: public wxObject
  44 {
  45 public:
  46     wxRichTextHeaderFooterData() { Init(); }
  47     wxRichTextHeaderFooterData(const wxRichTextHeaderFooterData& data): wxObject() { Copy(data); }
  48
  49     /// Initialise
  50     void Init() { m_headerMargin = 20; m_footerMargin = 20; m_showOnFirstPage = true; }
  51
  52     /// Copy
  53     void Copy(const wxRichTextHeaderFooterData& data);
  54
  55     /// Assignment
  56     void operator= (const wxRichTextHeaderFooterData& data) { Copy(data); }
  57
  58     /// Set/get header text, e.g. wxRICHTEXT_PAGE_ODD, wxRICHTEXT_PAGE_LEFT
  59     void SetHeaderText(const wxString& text, wxRichTextOddEvenPage page = wxRICHTEXT_PAGE_ALL, wxRichTextPageLocation location = wxRICHTEXT_PAGE_CENTRE);
  60     wxString GetHeaderText(wxRichTextOddEvenPage page = wxRICHTEXT_PAGE_EVEN, wxRichTextPageLocation location = wxRICHTEXT_PAGE_CENTRE) const;
  61
  62     /// Set/get footer text, e.g. wxRICHTEXT_PAGE_ODD, wxRICHTEXT_PAGE_LEFT
  63     void SetFooterText(const wxString& text, wxRichTextOddEvenPage page = wxRICHTEXT_PAGE_ALL, wxRichTextPageLocation location = wxRICHTEXT_PAGE_CENTRE);
  64     wxString GetFooterText(wxRichTextOddEvenPage page = wxRICHTEXT_PAGE_EVEN, wxRichTextPageLocation location = wxRICHTEXT_PAGE_CENTRE) const;
  65
  66     /// Set/get text
  67     void SetText(const wxString& text, int headerFooter, wxRichTextOddEvenPage page, wxRichTextPageLocation location);
  68     wxString GetText(int headerFooter, wxRichTextOddEvenPage page, wxRichTextPageLocation location) const;
  69
  70     /// Set/get margins between text and header or footer, in tenths of a millimeter
  71     void SetMargins(int headerMargin, int footerMargin) { m_headerMargin = headerMargin; m_footerMargin = footerMargin; }
  72     int GetHeaderMargin() const { return m_headerMargin; }
  73     int GetFooterMargin() const { return m_footerMargin; }
  74
  75     /// Set/get whether to show header or footer on first page
  76     void SetShowOnFirstPage(bool showOnFirstPage) { m_showOnFirstPage = showOnFirstPage; }
  77     bool GetShowOnFirstPage() const { return m_showOnFirstPage; }
  78
  79     /// Clear all text
  80     void Clear();
  81
  82     /// Set/get font
  83     void SetFont(const wxFont& font) { m_font = font; }
  84     const wxFont& GetFont() const { return m_font; }
  85
  86     /// Set/get colour
  87     void SetTextColour(const wxColour& col) { m_colour = col; }
  88     const wxColour& GetTextColour() const { return m_colour; }
  89
  90     DECLARE_CLASS(wxRichTextHeaderFooterData)
  91
  92 private:
  93
  94     // Strings for left, centre, right, top, bottom, odd, even
  95     wxString    m_text[12];
  96     wxFont      m_font;
  97     wxColour    m_colour;
  98     int         m_headerMargin;
  99     int         m_footerMargin;
 100     bool        m_showOnFirstPage;
 101 };
 102
 103 /*!
 104  * wxRichTextPrintout
 105  */
 106
 107 class WXDLLIMPEXP_RICHTEXT wxRichTextPrintout : public wxPrintout
 108 {
 109 public:
 110     wxRichTextPrintout(const wxString& title = _("Printout"));
 111     virtual ~wxRichTextPrintout();
 112
 113     /// The buffer to print
 114     void SetRichTextBuffer(wxRichTextBuffer* buffer) { m_richTextBuffer = buffer; }
 115     wxRichTextBuffer* GetRichTextBuffer() const { return m_richTextBuffer; }
 116
 117     /// Set/get header/footer data
 118     void SetHeaderFooterData(const wxRichTextHeaderFooterData& data) { m_headerFooterData = data; }
 119     const wxRichTextHeaderFooterData& GetHeaderFooterData() const { return m_headerFooterData; }
 120
 121     /// Sets margins in 10ths of millimetre. Defaults to 1 inch for margins.
 122     void SetMargins(int top = 254, int bottom = 254, int left = 254, int right = 254);
 123
 124     /// Calculate scaling and rectangles, setting the device context scaling
 125     void CalculateScaling(wxDC* dc, wxRect& textRect, wxRect& headerRect, wxRect& footerRect);
 126
 127     // wxPrintout virtual functions
 128     virtual bool OnPrintPage(int page);
 129     virtual bool HasPage(int page);
 130     virtual void GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo);
 131     virtual bool OnBeginDocument(int startPage, int endPage);
 132     virtual void OnPreparePrinting();
 133
 134 private:
 135
 136     /// Renders one page into dc
 137     void RenderPage(wxDC *dc, int page);
 138
 139     /// Substitute keywords
 140     static bool SubstituteKeywords(wxString& str, const wxString& title, int pageNum, int pageCount);
 141
 142 private:
 143
 144     wxRichTextBuffer*           m_richTextBuffer;
 145     int                         m_numPages;
 146     wxArrayInt                  m_pageBreaksStart;
 147     wxArrayInt                  m_pageBreaksEnd;
 148     wxArrayInt                  m_pageYOffsets;
 149     int                         m_marginLeft, m_marginTop, m_marginRight, m_marginBottom;
 150
 151     wxRichTextHeaderFooterData  m_headerFooterData;
 152
 153     wxDECLARE_NO_COPY_CLASS(wxRichTextPrintout);
 154 };
 155
 156 /*
 157  *! wxRichTextPrinting
 158  * A simple interface to perform wxRichTextBuffer printing.
 159  */
 160
 161 class WXDLLIMPEXP_RICHTEXT wxRichTextPrinting : public wxObject
 162 {
 163 public:
 164     wxRichTextPrinting(const wxString& name = _("Printing"), wxWindow *parentWindow = NULL);
 165     virtual ~wxRichTextPrinting();
 166
 167     /// Preview the file or buffer
 168     bool PreviewFile(const wxString& richTextFile);
 169     bool PreviewBuffer(const wxRichTextBuffer& buffer);
 170
 171     /// Print the file or buffer
 172     bool PrintFile(const wxString& richTextFile);
 173     bool PrintBuffer(const wxRichTextBuffer& buffer);
 174
 175     /// Shows page setup dialog
 176     void PageSetup();
 177
 178     /// Set/get header/footer data
 179     void SetHeaderFooterData(const wxRichTextHeaderFooterData& data) { m_headerFooterData = data; }
 180     const wxRichTextHeaderFooterData& GetHeaderFooterData() const { return m_headerFooterData; }
 181
 182     /// Set/get header text, e.g. wxRICHTEXT_PAGE_ODD, wxRICHTEXT_PAGE_LEFT
 183     void SetHeaderText(const wxString& text, wxRichTextOddEvenPage page = wxRICHTEXT_PAGE_ALL, wxRichTextPageLocation location = wxRICHTEXT_PAGE_CENTRE);
 184     wxString GetHeaderText(wxRichTextOddEvenPage page = wxRICHTEXT_PAGE_EVEN, wxRichTextPageLocation location = wxRICHTEXT_PAGE_CENTRE) const;
 185
 186     /// Set/get footer text, e.g. wxRICHTEXT_PAGE_ODD, wxRICHTEXT_PAGE_LEFT
 187     void SetFooterText(const wxString& text, wxRichTextOddEvenPage page = wxRICHTEXT_PAGE_ALL, wxRichTextPageLocation location = wxRICHTEXT_PAGE_CENTRE);
 188     wxString GetFooterText(wxRichTextOddEvenPage page = wxRICHTEXT_PAGE_EVEN, wxRichTextPageLocation location = wxRICHTEXT_PAGE_CENTRE) const;
 189
 190     /// Show header/footer on first page, or not
 191     void SetShowOnFirstPage(bool show) { m_headerFooterData.SetShowOnFirstPage(show); }
 192
 193     /// Set the font
 194     void SetHeaderFooterFont(const wxFont& font) { m_headerFooterData.SetFont(font); }
 195
 196     /// Set the colour
 197     void SetHeaderFooterTextColour(const wxColour& font) { m_headerFooterData.SetTextColour(font); }
 198
 199     /// Get print and page setup data
 200     wxPrintData *GetPrintData();
 201     wxPageSetupDialogData *GetPageSetupData() { return m_pageSetupData; }
 202
 203     /// Set print and page setup data
 204     void SetPrintData(const wxPrintData& printData);
 205     void SetPageSetupData(const wxPageSetupData& pageSetupData);
 206
 207     /// Set the rich text buffer pointer, deleting the existing object if present
 208     void SetRichTextBufferPreview(wxRichTextBuffer* buf);
 209     wxRichTextBuffer* GetRichTextBufferPreview() const { return m_richTextBufferPreview; }
 210
 211     void SetRichTextBufferPrinting(wxRichTextBuffer* buf);
 212     wxRichTextBuffer* GetRichTextBufferPrinting() const { return m_richTextBufferPrinting; }
 213
 214     /// Set/get the parent window
 215     void SetParentWindow(wxWindow* parent) { m_parentWindow = parent; }
 216     wxWindow* GetParentWindow() const { return m_parentWindow; }
 217
 218     /// Set/get the title
 219     void SetTitle(const wxString& title) { m_title = title; }
 220     const wxString& GetTitle() const { return m_title; }
 221
 222     /// Set/get the preview rect
 223     void SetPreviewRect(const wxRect& rect) { m_previewRect = rect; }
 224     const wxRect& GetPreviewRect() const { return m_previewRect; }
 225
 226 protected:
 227     virtual wxRichTextPrintout *CreatePrintout();
 228     virtual bool DoPreview(wxRichTextPrintout *printout1, wxRichTextPrintout *printout2);
 229     virtual bool DoPrint(wxRichTextPrintout *printout);
 230
 231 private:
 232     wxPrintData*                m_printData;
 233     wxPageSetupDialogData*      m_pageSetupData;
 234
 235     wxRichTextHeaderFooterData  m_headerFooterData;
 236     wxString                    m_title;
 237     wxWindow*                   m_parentWindow;
 238     wxRichTextBuffer*           m_richTextBufferPreview;
 239     wxRichTextBuffer*           m_richTextBufferPrinting;
 240     wxRect                      m_previewRect;
 241
 242     wxDECLARE_NO_COPY_CLASS(wxRichTextPrinting);
 243 };
 244
 245 #endif  // wxUSE_RICHTEXT & wxUSE_PRINTING_ARCHITECTURE
 246
 247 #endif // _WX_RICHTEXTPRINT_H_
 248