contrib/samples/ogl/studio/view.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        contrib/samples/ogl/studio/view.h
   3 // Purpose:     View-related classes
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     12/07/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _STUDIO_VIEW_H_
  13 #define _STUDIO_VIEW_H_
  14
  15 #include "doc.h"
  16 #include "wx/ogl/ogl.h"
  17
  18 class csDiagramView;
  19 class csCanvas: public wxShapeCanvas
  20 {
  21 DECLARE_CLASS(csCanvas)
  22  public:
  23
  24   csCanvas(csDiagramView *view, wxWindow *parent = NULL, wxWindowID id = wxID_ANY,
  25             const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize,
  26             long style = wxRETAINED);
  27   ~csCanvas(void);
  28
  29   void DrawOutline(wxDC& dc, double x1, double y1, double x2, double y2);
  30
  31   void OnMouseEvent(wxMouseEvent& event);
  32   void OnPaint(wxPaintEvent& event);
  33
  34   virtual void OnLeftClick(double x, double y, int keys = 0);
  35   virtual void OnRightClick(double x, double y, int keys = 0);
  36
  37   virtual void OnDragLeft(bool draw, double x, double y, int keys=0); // Erase if draw false
  38   virtual void OnBeginDragLeft(double x, double y, int keys=0);
  39   virtual void OnEndDragLeft(double x, double y, int keys=0);
  40
  41   virtual void OnDragRight(bool draw, double x, double y, int keys=0); // Erase if draw false
  42   virtual void OnBeginDragRight(double x, double y, int keys=0);
  43   virtual void OnEndDragRight(double x, double y, int keys=0);
  44
  45   inline csDiagramView*  GetView() const { return m_view; }
  46   inline void SetView(csDiagramView* view) { m_view = view; }
  47
  48  protected:
  49   csDiagramView*    m_view;
  50
  51 DECLARE_EVENT_TABLE()
  52 };
  53
  54 class csDiagramView: public wxView
  55 {
  56   DECLARE_DYNAMIC_CLASS(csDiagramView)
  57  public:
  58   csDiagramView(void) { canvas = NULL; frame = NULL; };
  59   ~csDiagramView(void);
  60
  61   bool OnCreate(wxDocument *doc, long flags);
  62   void OnDraw(wxDC *dc);
  63   void OnUpdate(wxView *sender, wxObject *hint = NULL);
  64   bool OnClose(bool deleteWindow = true);
  65   void OnSelectAll(wxCommandEvent& event);
  66
  67   wxShape *FindFirstSelectedShape(void);
  68
  69   // Scans the canvas for selections (doesn't use m_selections)
  70   void FindSelectedShapes(wxList& selections, wxClassInfo* toFind = NULL);
  71
  72   // The selections in the order in which they were selected
  73   inline wxList& GetSelectionList() const { return (wxList&) m_selections; }
  74
  75   // Adds or removes shape from m_selections
  76   void SelectShape(wxShape* shape, bool select);
  77
  78   // Apply point size to current shapes
  79   void ApplyPointSize(int pointSize);
  80
  81   // Make the point size combobox reflect this
  82   void ReflectPointSize(int pointSize);
  83
  84   // Make the arrow toggle button reflect the state of the line
  85   void ReflectArrowState(wxLineShape* lineShape);
  86
  87   // Do a cut operation for the given list of shapes
  88   void DoCut(wxList& shapes);
  89
  90   // Do a general command
  91   void DoCmd(wxList& shapes, wxList& oldShapes, int cmd, const wxString& op);
  92
  93   // Select or deselect all
  94   void SelectAll(bool select = true);
  95
  96 // Event handlers
  97   void OnCut(wxCommandEvent& event);
  98   void OnCopy(wxCommandEvent& event);
  99   void OnPaste(wxCommandEvent& event);
 100   void OnDuplicate(wxCommandEvent& event);
 101   void OnClear(wxCommandEvent& event);
 102   void OnChangeBackgroundColour(wxCommandEvent& event);
 103   void OnEditProperties(wxCommandEvent& event);
 104   void OnPointSizeComboSel(wxCommandEvent& event);
 105   void OnPointSizeComboText(wxCommandEvent& event);
 106   void OnToggleArrowTool(wxCommandEvent& event);
 107   void OnZoomSel(wxCommandEvent& event);
 108   void OnAlign(wxCommandEvent& event);
 109   void OnNewLinePoint(wxCommandEvent& event);
 110   void OnCutLinePoint(wxCommandEvent& event);
 111   void OnStraightenLines(wxCommandEvent& event);
 112
 113 // UI update handles
 114   void OnToggleArrowToolUpdate(wxUpdateUIEvent& event);
 115   void OnEditPropertiesUpdate(wxUpdateUIEvent& event);
 116   void OnCutUpdate(wxUpdateUIEvent& event);
 117   void OnClearUpdate(wxUpdateUIEvent& event);
 118   void OnCopyUpdate(wxUpdateUIEvent& event);
 119   void OnPasteUpdate(wxUpdateUIEvent& event);
 120   void OnDuplicateUpdate(wxUpdateUIEvent& event);
 121   void OnAlignUpdate(wxUpdateUIEvent& event);
 122   void OnNewLinePointUpdate(wxUpdateUIEvent& event);
 123   void OnCutLinePointUpdate(wxUpdateUIEvent& event);
 124   void OnStraightenLinesUpdate(wxUpdateUIEvent& event);
 125   void OnUndoUpdate(wxUpdateUIEvent& event);
 126   void OnRedoUpdate(wxUpdateUIEvent& event);
 127
 128 DECLARE_EVENT_TABLE()
 129
 130 public:
 131   wxMDIChildFrame*      frame;
 132   csCanvas*     canvas;
 133   wxList        m_selections;
 134 };
 135
 136 #endif
 137     // _STUDIO_VIEW_H_