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32b8ec41 | 1 | ///////////////////////////////////////////////////////////////////////////// |
f38924e8 | 2 | // Name: src/mgl/dcmemory.cpp |
32b8ec41 VZ |
3 | // Purpose: |
4 | // Author: Robert Roebling, Vaclav Slavik | |
5 | // RCS-ID: $Id$ | |
f38924e8 | 6 | // Copyright: (c) 1998 Robert Roebling, |
8f7b34a8 | 7 | // 2001 SciTech Software, Inc. (www.scitechsoft.com) |
65571936 | 8 | // Licence: wxWindows licence |
32b8ec41 VZ |
9 | ///////////////////////////////////////////////////////////////////////////// |
10 | ||
32b8ec41 VZ |
11 | // For compilers that support precompilation, includes "wx.h". |
12 | #include "wx/wxprec.h" | |
13 | ||
14 | #ifdef __BORLANDC__ | |
15 | #pragma hdrstop | |
16 | #endif | |
17 | ||
18 | #include "wx/dcmemory.h" | |
19 | ||
20 | ||
21 | //----------------------------------------------------------------------------- | |
22 | // wxMemoryDC | |
23 | //----------------------------------------------------------------------------- | |
24 | ||
25 | IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxWindowDC) | |
26 | ||
fea35690 | 27 | void wxMemoryDC::Init() |
32b8ec41 | 28 | { |
f38924e8 | 29 | m_isMemDC = true; |
32b8ec41 VZ |
30 | } |
31 | ||
32 | wxMemoryDC::wxMemoryDC(wxDC *WXUNUSED(dc)) : wxDC() | |
33 | { | |
fea35690 | 34 | Init(); |
32b8ec41 VZ |
35 | } |
36 | ||
37 | wxMemoryDC::~wxMemoryDC() | |
38 | { | |
39 | } | |
40 | ||
fea35690 | 41 | void wxMemoryDC::DoSelect(const wxBitmap& bitmap) |
32b8ec41 | 42 | { |
32b8ec41 | 43 | if ( bitmap.Ok() ) |
65d48d09 VS |
44 | { |
45 | m_selected = bitmap; | |
32b8ec41 | 46 | SetMGLDC(m_selected.CreateTmpDC(), TRUE); |
65d48d09 | 47 | } |
32b8ec41 VZ |
48 | } |
49 | ||
50 | void wxMemoryDC::SetPen(const wxPen &pen) | |
51 | { | |
52 | wxCHECK_RET( Ok(), wxT("invalid dc") ); | |
53 | ||
54 | if ( GetDepth() == 1 && *wxTRANSPARENT_PEN != pen ) | |
55 | { | |
56 | if ( *wxWHITE_PEN == pen ) | |
57 | wxDC::SetPen(*wxBLACK_PEN); | |
58 | else | |
59 | wxDC::SetPen(*wxWHITE_PEN); | |
60 | } | |
61 | else | |
62 | { | |
63 | wxDC::SetPen(pen); | |
64 | } | |
65 | } | |
66 | ||
67 | void wxMemoryDC::SetBrush(const wxBrush &brush) | |
68 | { | |
69 | wxCHECK_RET( Ok(), wxT("invalid dc") ); | |
70 | ||
71 | if ( GetDepth() == 1 && *wxTRANSPARENT_BRUSH != brush ) | |
72 | { | |
73 | if ( *wxWHITE_BRUSH == brush ) | |
74 | wxDC::SetBrush(*wxBLACK_BRUSH); | |
75 | else | |
76 | wxDC::SetBrush(*wxWHITE_BRUSH); | |
77 | } | |
78 | else | |
79 | { | |
80 | wxDC::SetBrush(brush); | |
81 | } | |
82 | } | |
83 | ||
84 | void wxMemoryDC::SetTextForeground(const wxColour &col) | |
85 | { | |
86 | wxCHECK_RET( Ok(), wxT("invalid dc") ); | |
87 | ||
88 | if ( GetDepth() == 1 ) | |
89 | { | |
90 | if ( col == *wxWHITE ) | |
91 | wxDC::SetTextForeground(*wxBLACK); | |
92 | else | |
93 | wxDC::SetTextForeground(*wxWHITE); | |
94 | } | |
95 | else | |
96 | { | |
97 | wxDC::SetTextForeground(col); | |
98 | } | |
99 | } | |
100 | ||
101 | void wxMemoryDC::SetTextBackground(const wxColour &col) | |
102 | { | |
103 | wxCHECK_RET( Ok(), wxT("invalid dc") ); | |
104 | ||
105 | if ( GetDepth() == 1 ) | |
106 | { | |
107 | if ( col == *wxWHITE ) | |
108 | wxDC::SetTextBackground(*wxBLACK); | |
109 | else | |
110 | wxDC::SetTextBackground(*wxWHITE); | |
111 | } | |
112 | else | |
113 | { | |
114 | wxDC::SetTextBackground(col); | |
115 | } | |
116 | } |