samples/docview/doc.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        doc.h
   3 // Purpose:     Document classes
   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 interface
  14 #endif
  15
  16 #ifndef __DOCSAMPLEH__
  17 #define __DOCSAMPLEH__
  18
  19 #include "wx/docview.h"
  20
  21 // Plots a line from one point to the other
  22 class DoodleLine: public wxObject
  23 {
  24  public:
  25   wxInt32 x1;
  26   wxInt32 y1;
  27   wxInt32 x2;
  28   wxInt32 y2;
  29 };
  30
  31 // Contains a list of lines: represents a mouse-down doodle
  32 class DoodleSegment: public wxObject
  33 {
  34  public:
  35   wxList lines;
  36
  37   DoodleSegment(void);
  38   DoodleSegment(DoodleSegment& seg);
  39   ~DoodleSegment(void);
  40
  41   void Draw(wxDC *dc);
  42 #if wxUSE_STD_IOSTREAM
  43   ostream& SaveObject(ostream& stream);
  44   istream& LoadObject(istream& stream);
  45 #else
  46   bool SaveObject(wxOutputStream& stream);
  47   bool LoadObject(wxInputStream& stream);
  48 #endif
  49
  50 };
  51
  52 class DrawingDocument: public wxDocument
  53 {
  54   DECLARE_DYNAMIC_CLASS(DrawingDocument)
  55  private:
  56  public:
  57   wxList doodleSegments;
  58
  59   DrawingDocument(void);
  60   ~DrawingDocument(void);
  61
  62 #if wxUSE_STD_IOSTREAM
  63   ostream& SaveObject(ostream& stream);
  64   istream& LoadObject(istream& stream);
  65 #else
  66   bool SaveObject(wxOutputStream& stream);
  67   bool LoadObject(wxInputStream& stream);
  68 #endif
  69
  70   inline wxList& GetDoodleSegments(void) const { return (wxList&) doodleSegments; };
  71 };
  72
  73 #define DOODLE_CUT          1
  74 #define DOODLE_ADD          2
  75
  76 class DrawingCommand: public wxCommand
  77 {
  78  protected:
  79   DoodleSegment *segment;
  80   DrawingDocument *doc;
  81   int cmd;
  82  public:
  83   DrawingCommand(const wxString& name, int cmd, DrawingDocument *ddoc, DoodleSegment *seg);
  84   ~DrawingCommand(void);
  85
  86   bool Do(void);
  87   bool Undo(void);
  88 };
  89
  90 class TextEditDocument: public wxDocument
  91 {
  92   DECLARE_DYNAMIC_CLASS(TextEditDocument)
  93  private:
  94  public:
  95 /*
  96   ostream& SaveObject(ostream& stream);
  97   istream& LoadObject(istream& stream);
  98 */
  99   virtual bool OnSaveDocument(const wxString& filename);
 100   virtual bool OnOpenDocument(const wxString& filename);
 101   virtual bool IsModified(void) const;
 102   virtual void Modify(bool mod);
 103
 104   TextEditDocument(void) {}
 105   ~TextEditDocument(void) {}
 106 };
 107
 108
 109 #endif