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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: wx/os2/dcclient.h | |
3 | // Purpose: wxClientDC class | |
4 | // Author: David Webster | |
5 | // Modified by: | |
6 | // Created: 09/12/99 | |
7 | // Copyright: (c) David Webster | |
8 | // Licence: wxWindows licence | |
9 | ///////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | #ifndef _WX_DCCLIENT_H_ | |
12 | #define _WX_DCCLIENT_H_ | |
13 | ||
14 | // ---------------------------------------------------------------------------- | |
15 | // headers | |
16 | // ---------------------------------------------------------------------------- | |
17 | ||
18 | #include "wx/dc.h" | |
19 | #include "wx/os2/dc.h" | |
20 | #include "wx/dcclient.h" | |
21 | #include "wx/dynarray.h" | |
22 | ||
23 | // ---------------------------------------------------------------------------- | |
24 | // array types | |
25 | // ---------------------------------------------------------------------------- | |
26 | ||
27 | // this one if used by wxPaintDC only | |
28 | struct WXDLLIMPEXP_FWD_CORE wxPaintDCInfo; | |
29 | ||
30 | WX_DECLARE_EXPORTED_OBJARRAY(wxPaintDCInfo, wxArrayDCInfo); | |
31 | ||
32 | // ---------------------------------------------------------------------------- | |
33 | // DC classes | |
34 | // ---------------------------------------------------------------------------- | |
35 | ||
36 | class WXDLLIMPEXP_CORE wxWindowDCImpl : public wxPMDCImpl | |
37 | { | |
38 | public: | |
39 | // default ctor | |
40 | wxWindowDCImpl( wxDC *owner ); | |
41 | ||
42 | // Create a DC corresponding to the whole window | |
43 | wxWindowDCImpl( wxDC *owner, wxWindow *pWin ); | |
44 | ||
45 | virtual void DoGetSize(int *pWidth, int *pHeight) const; | |
46 | ||
47 | protected: | |
48 | // initialize the newly created DC | |
49 | void InitDC(void); | |
50 | ||
51 | private: | |
52 | SIZEL m_PageSize; | |
53 | DECLARE_CLASS(wxWindowDCImpl) | |
54 | wxDECLARE_NO_COPY_CLASS(wxWindowDCImpl); | |
55 | }; // end of CLASS wxWindowDC | |
56 | ||
57 | class WXDLLIMPEXP_CORE wxClientDCImpl : public wxWindowDCImpl | |
58 | { | |
59 | public: | |
60 | // default ctor | |
61 | wxClientDCImpl( wxDC *owner ); | |
62 | ||
63 | // Create a DC corresponding to the client area of the window | |
64 | wxClientDCImpl( wxDC *owner, wxWindow *pWin ); | |
65 | ||
66 | virtual ~wxClientDCImpl(); | |
67 | ||
68 | virtual void DoGetSize(int *pWidth, int *pHeight) const; | |
69 | ||
70 | protected: | |
71 | void InitDC(void); | |
72 | ||
73 | private: | |
74 | DECLARE_CLASS(wxClientDCImpl) | |
75 | wxDECLARE_NO_COPY_CLASS(wxClientDCImpl); | |
76 | }; // end of CLASS wxClientDC | |
77 | ||
78 | class WXDLLIMPEXP_CORE wxPaintDCImpl : public wxClientDCImpl | |
79 | { | |
80 | public: | |
81 | wxPaintDCImpl( wxDC *owner ); | |
82 | ||
83 | // Create a DC corresponding for painting the window in OnPaint() | |
84 | wxPaintDCImpl( wxDC *owner, wxWindow *pWin ); | |
85 | ||
86 | virtual ~wxPaintDCImpl(); | |
87 | ||
88 | // find the entry for this DC in the cache (keyed by the window) | |
89 | static WXHDC FindDCInCache(wxWindow* pWin); | |
90 | ||
91 | protected: | |
92 | static wxArrayDCInfo ms_cache; | |
93 | ||
94 | // find the entry for this DC in the cache (keyed by the window) | |
95 | wxPaintDCInfo* FindInCache(size_t* pIndex = NULL) const; | |
96 | private: | |
97 | DECLARE_CLASS(wxPaintDCImpl) | |
98 | wxDECLARE_NO_COPY_CLASS(wxPaintDCImpl); | |
99 | }; // end of wxPaintDC | |
100 | ||
101 | #endif | |
102 | // _WX_DCCLIENT_H_ |