projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 1fc25a89 JS |
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 | #ifdef __GNUG__ | |
| 16 | #pragma interface "canvas.h" | |
| 17 | #endif | |
| 18 | ||
| 19 | // Drag states | |
| 20 | #define NoDragging 0 | |
| 21 | #define StartDraggingLeft 1 | |
| 22 | #define ContinueDraggingLeft 2 | |
| 23 | #define StartDraggingRight 3 | |
| 24 | #define ContinueDraggingRight 4 | |
| 25 | ||
| 26 | // When drag_count reaches 0, process drag message | |
| 27 | ||
| 28 | class wxDiagram; | |
| 29 | ||
| 30 | class wxShapeCanvas: public wxScrolledWindow | |
| 31 | { | |
| 32 | DECLARE_DYNAMIC_CLASS(wxShapeCanvas) | |
| 33 | public: | |
| 34 | wxShapeCanvas(wxWindow *parent = NULL, wxWindowID id = -1, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, | |
| 35 | long style = wxBORDER | wxRETAINED); | |
| 36 | ~wxShapeCanvas(); | |
| 37 | ||
| 38 | inline void SetDiagram(wxDiagram *diag) { m_shapeDiagram = diag; } | |
| 39 | inline wxDiagram *GetDiagram() const { return m_shapeDiagram; } | |
| 40 | ||
| 41 | virtual void OnLeftClick(double x, double y, int keys = 0); | |
| 42 | virtual void OnRightClick(double x, double y, int keys = 0); | |
| 43 | ||
| 44 | virtual void OnDragLeft(bool draw, double x, double y, int keys=0); // Erase if draw false | |
| 45 | virtual void OnBeginDragLeft(double x, double y, int keys=0); | |
| 46 | virtual void OnEndDragLeft(double x, double y, int keys=0); | |
| 47 | ||
| 48 | virtual void OnDragRight(bool draw, double x, double y, int keys=0); // Erase if draw false | |
| 49 | virtual void OnBeginDragRight(double x, double y, int keys=0); | |
| 50 | virtual void OnEndDragRight(double x, double y, int keys=0); | |
| 51 | ||
| 52 | // Find object for mouse click, of given wxClassInfo (NULL for any type). | |
| 53 | // If notImage is non-NULL, don't find an object that is equal to or a descendant of notImage | |
| 54 | virtual wxShape *FindShape(double x, double y, int *attachment, wxClassInfo *info = NULL, wxShape *notImage = NULL); | |
| 55 | wxShape *FindFirstSensitiveShape(double x, double y, int *new_attachment, int op); | |
| 56 | wxShape *FindFirstSensitiveShape1(wxShape *image, int op); | |
| 57 | ||
| 58 | // Redirect to wxDiagram object | |
| 59 | virtual void AddShape(wxShape *object, wxShape *addAfter = NULL); | |
| 60 | virtual void InsertShape(wxShape *object); | |
| 61 | virtual void RemoveShape(wxShape *object); | |
| 62 | virtual bool GetQuickEditMode(); | |
| 63 | virtual void Redraw(wxDC& dc); | |
| 64 | void Snap(double *x, double *y); | |
| 65 | ||
| 66 | // Events | |
| 67 | void OnPaint(wxPaintEvent& event); | |
| 68 | void OnMouseEvent(wxMouseEvent& event); | |
| 69 | ||
| 70 | protected: | |
| 71 | wxDiagram* m_shapeDiagram; | |
| 72 | int m_dragState; | |
| 73 | double m_oldDragX, m_oldDragY; // Previous drag coordinates | |
| 74 | double m_firstDragX, m_firstDragY; // INITIAL drag coordinates | |
| 75 | bool m_checkTolerance; // Whether to check drag tolerance | |
| 76 | wxShape* m_draggedShape; | |
| 77 | int m_draggedAttachment; | |
| 78 | ||
| 79 | DECLARE_EVENT_TABLE() | |
| 80 | }; | |
| 81 | ||
| 82 | #endif | |
| 83 | // _OGL_CANVAS_H_ |