1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
/////////////////////////////////////////////////////////////////////////////
// Name: dcclient.h
// Purpose: wxClientDC class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id: dcclient.h 35650 2005-09-23 12:56:45Z MR $
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_DCCLIENT_H_
#define _WX_DCCLIENT_H_
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "wx/dc.h"
#include "wx/dynarray.h"
// ----------------------------------------------------------------------------
// array types
// ----------------------------------------------------------------------------
// this one if used by wxPaintDC only
struct WXDLLEXPORT wxPaintDCInfo;
WX_DECLARE_EXPORTED_OBJARRAY(wxPaintDCInfo, wxArrayDCInfo);
// ----------------------------------------------------------------------------
// DC classes
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxWindowDC : public wxDC
{
public:
// default ctor
wxWindowDC();
// Create a DC corresponding to the whole window
wxWindowDC(wxWindow *win);
protected:
// initialize the newly created DC
void InitDC();
// override some base class virtuals
virtual void DoGetSize(int *width, int *height) const;
private:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxWindowDC)
};
class WXDLLEXPORT wxClientDC : public wxWindowDC
{
public:
// default ctor
wxClientDC();
// Create a DC corresponding to the client area of the window
wxClientDC(wxWindow *win);
virtual ~wxClientDC();
protected:
void InitDC();
// override some base class virtuals
virtual void DoGetSize(int *width, int *height) const;
private:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxClientDC)
};
class WXDLLEXPORT wxPaintDC : public wxClientDC
{
public:
wxPaintDC();
// Create a DC corresponding for painting the window in OnPaint()
wxPaintDC(wxWindow *win);
virtual ~wxPaintDC();
// find the entry for this DC in the cache (keyed by the window)
static WXHDC FindDCInCache(wxWindow* win);
protected:
static wxArrayDCInfo ms_cache;
// find the entry for this DC in the cache (keyed by the window)
wxPaintDCInfo *FindInCache(size_t *index = NULL) const;
private:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxPaintDC)
};
/*
* wxPaintDCEx
* This class is used when an application sends an HDC with the WM_PAINT
* message. It is used in HandlePaint and need not be used by an application.
*/
class WXDLLEXPORT wxPaintDCEx : public wxPaintDC
{
public:
wxPaintDCEx(wxWindow *canvas, WXHDC dc);
virtual ~wxPaintDCEx();
private:
int saveState;
DECLARE_CLASS(wxPaintDCEx)
DECLARE_NO_COPY_CLASS(wxPaintDCEx)
};
#endif
// _WX_DCCLIENT_H_
|
