| | 1 | ///////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: canvas.h |
| | 3 | // Purpose: wxShapeCanvas |
| | 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 _OGL_CANVAS_H_ |
| | 13 | #define _OGL_CANVAS_H_ |
| | 14 | |
| | 15 | #if defined(__GNUG__) && !defined(__APPLE__) |
| | 16 | #pragma interface "canvas.h" |
| | 17 | #endif |
| | 18 | |
| | 19 | |
| | 20 | // Drag states |
| | 21 | #define NoDragging 0 |
| | 22 | #define StartDraggingLeft 1 |
| | 23 | #define ContinueDraggingLeft 2 |
| | 24 | #define StartDraggingRight 3 |
| | 25 | #define ContinueDraggingRight 4 |
| | 26 | |
| | 27 | WXDLLIMPEXP_OGL extern const wxChar* wxShapeCanvasNameStr; |
| | 28 | |
| | 29 | // When drag_count reaches 0, process drag message |
| | 30 | |
| | 31 | class WXDLLIMPEXP_OGL wxDiagram; |
| | 32 | |
| | 33 | class WXDLLIMPEXP_OGL wxShapeCanvas: public wxScrolledWindow |
| | 34 | { |
| | 35 | DECLARE_DYNAMIC_CLASS(wxShapeCanvas) |
| | 36 | public: |
| | 37 | wxShapeCanvas(wxWindow *parent = NULL, wxWindowID id = -1, |
| | 38 | const wxPoint& pos = wxDefaultPosition, |
| | 39 | const wxSize& size = wxDefaultSize, |
| | 40 | long style = wxBORDER | wxRETAINED, |
| | 41 | const wxString& name = wxShapeCanvasNameStr); |
| | 42 | ~wxShapeCanvas(); |
| | 43 | |
| | 44 | inline void SetDiagram(wxDiagram *diag) { m_shapeDiagram = diag; } |
| | 45 | inline wxDiagram *GetDiagram() const { return m_shapeDiagram; } |
| | 46 | |
| | 47 | virtual void OnLeftClick(double x, double y, int keys = 0); |
| | 48 | virtual void OnRightClick(double x, double y, int keys = 0); |
| | 49 | |
| | 50 | virtual void OnDragLeft(bool draw, double x, double y, int keys=0); // Erase if draw false |
| | 51 | virtual void OnBeginDragLeft(double x, double y, int keys=0); |
| | 52 | virtual void OnEndDragLeft(double x, double y, int keys=0); |
| | 53 | |
| | 54 | virtual void OnDragRight(bool draw, double x, double y, int keys=0); // Erase if draw false |
| | 55 | virtual void OnBeginDragRight(double x, double y, int keys=0); |
| | 56 | virtual void OnEndDragRight(double x, double y, int keys=0); |
| | 57 | |
| | 58 | // Find object for mouse click, of given wxClassInfo (NULL for any type). |
| | 59 | // If notImage is non-NULL, don't find an object that is equal to or a descendant of notImage |
| | 60 | virtual wxShape *FindShape(double x, double y, int *attachment, wxClassInfo *info = NULL, wxShape *notImage = NULL); |
| | 61 | wxShape *FindFirstSensitiveShape(double x, double y, int *new_attachment, int op); |
| | 62 | wxShape *FindFirstSensitiveShape1(wxShape *image, int op); |
| | 63 | |
| | 64 | // Redirect to wxDiagram object |
| | 65 | virtual void AddShape(wxShape *object, wxShape *addAfter = NULL); |
| | 66 | virtual void InsertShape(wxShape *object); |
| | 67 | virtual void RemoveShape(wxShape *object); |
| | 68 | virtual bool GetQuickEditMode(); |
| | 69 | virtual void Redraw(wxDC& dc); |
| | 70 | void Snap(double *x, double *y); |
| | 71 | |
| | 72 | // Events |
| | 73 | void OnPaint(wxPaintEvent& event); |
| | 74 | void OnMouseEvent(wxMouseEvent& event); |
| | 75 | |
| | 76 | protected: |
| | 77 | wxDiagram* m_shapeDiagram; |
| | 78 | int m_dragState; |
| | 79 | double m_oldDragX, m_oldDragY; // Previous drag coordinates |
| | 80 | double m_firstDragX, m_firstDragY; // INITIAL drag coordinates |
| | 81 | bool m_checkTolerance; // Whether to check drag tolerance |
| | 82 | wxShape* m_draggedShape; |
| | 83 | int m_draggedAttachment; |
| | 84 | |
| | 85 | DECLARE_EVENT_TABLE() |
| | 86 | }; |
| | 87 | |
| | 88 | #endif |
| | 89 | // _OGL_CANVAS_H_ |
projects / wxWidgets.git / blame_incremental