| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: gdiobj.h |
| 3 | // Purpose: wxGDIObject class: base class for other GDI classes |
| 4 | // Author: Julian Smart |
| 5 | // Modified by: |
| 6 | // Created: 17/09/98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Julian Smart |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifndef _WX_GDIOBJ_H_ |
| 13 | #define _WX_GDIOBJ_H_ |
| 14 | |
| 15 | #include "wx/object.h" |
| 16 | |
| 17 | class WXDLLEXPORT wxGDIRefData: public wxObjectRefData { |
| 18 | public: |
| 19 | inline wxGDIRefData() |
| 20 | { |
| 21 | } |
| 22 | }; |
| 23 | |
| 24 | #define M_GDIDATA ((wxGDIRefData *)m_refData) |
| 25 | |
| 26 | class WXDLLEXPORT wxGDIObject: public wxObject |
| 27 | { |
| 28 | DECLARE_DYNAMIC_CLASS(wxGDIObject) |
| 29 | public: |
| 30 | inline wxGDIObject() { m_visible = FALSE; }; |
| 31 | inline ~wxGDIObject() {}; |
| 32 | |
| 33 | inline bool IsNull() const { return (m_refData == 0); } |
| 34 | |
| 35 | virtual bool GetVisible() { return m_visible; } |
| 36 | virtual void SetVisible(bool v) { m_visible = v; } |
| 37 | |
| 38 | protected: |
| 39 | bool m_visible; // Can a pointer to this object be safely taken? |
| 40 | // - only if created within FindOrCreate... |
| 41 | }; |
| 42 | |
| 43 | #endif |
| 44 | // _WX_GDIOBJ_H_ |