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& text_stream);
  44     istream& LoadObject(istream& text_stream);
  45 #else
  46     wxOutputStream& SaveObject(wxOutputStream& stream);
  47     wxInputStream& 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& text_stream);
  64     istream& LoadObject(istream& text_stream);
  65 #else
  66     wxOutputStream& SaveObject(wxOutputStream& stream);
  67     wxInputStream& 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