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83df96d6 JS |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: dcmemory.cpp | |
3 | // Purpose: wxMemoryDC class | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 01/02/97 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifdef __GNUG__ | |
13 | #pragma implementation "dcmemory.h" | |
14 | #endif | |
15 | ||
16 | #include "wx/dcmemory.h" | |
17 | #include "wx/settings.h" | |
18 | #include "wx/utils.h" | |
19 | ||
7266b672 | 20 | #include "wx/x11/private.h" |
83df96d6 | 21 | |
3cd0b8c5 | 22 | IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxWindowDC) |
83df96d6 | 23 | |
3cd0b8c5 | 24 | wxMemoryDC::wxMemoryDC() : wxWindowDC() |
83df96d6 | 25 | { |
3cd0b8c5 | 26 | m_ok = FALSE; |
83df96d6 | 27 | |
3cd0b8c5 RR |
28 | m_display = (WXDisplay *) wxGlobalDisplay(); |
29 | ||
30 | int screen = DefaultScreen( wxGlobalDisplay() ); | |
31 | m_cmap = (WXColormap) DefaultColormap( wxGlobalDisplay(), screen ); | |
32 | } | |
83df96d6 | 33 | |
3cd0b8c5 RR |
34 | wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) ) |
35 | : wxWindowDC() | |
83df96d6 | 36 | { |
3cd0b8c5 RR |
37 | m_ok = FALSE; |
38 | ||
39 | m_display = (WXDisplay *) wxGlobalDisplay(); | |
83df96d6 | 40 | |
3cd0b8c5 RR |
41 | int screen = DefaultScreen( wxGlobalDisplay() ); |
42 | m_cmap = (WXColormap) DefaultColormap( wxGlobalDisplay(), screen ); | |
43 | } | |
83df96d6 | 44 | |
3cd0b8c5 | 45 | wxMemoryDC::~wxMemoryDC() |
83df96d6 | 46 | { |
3cd0b8c5 | 47 | } |
83df96d6 JS |
48 | |
49 | void wxMemoryDC::SelectObject( const wxBitmap& bitmap ) | |
50 | { | |
3cd0b8c5 | 51 | Destroy(); |
83df96d6 | 52 | |
3cd0b8c5 RR |
53 | m_selected = bitmap; |
54 | if (m_selected.Ok()) | |
83df96d6 | 55 | { |
3cd0b8c5 RR |
56 | if (m_selected.GetPixmap()) |
57 | { | |
58 | m_window = (WXWindow) m_selected.GetPixmap(); | |
59 | } | |
60 | else | |
61 | { | |
62 | // m_window = m_selected.GetBitmap(); | |
63 | } | |
64 | ||
65 | m_isMemDC = TRUE; | |
66 | ||
67 | SetUpDC(); | |
83df96d6 JS |
68 | } |
69 | else | |
70 | { | |
71 | m_ok = FALSE; | |
3cd0b8c5 RR |
72 | m_window = NULL; |
73 | } | |
74 | } | |
83df96d6 JS |
75 | |
76 | void wxMemoryDC::DoGetSize( int *width, int *height ) const | |
77 | { | |
3cd0b8c5 | 78 | if (m_selected.Ok()) |
83df96d6 | 79 | { |
3cd0b8c5 RR |
80 | if (width) (*width) = m_selected.GetWidth(); |
81 | if (height) (*height) = m_selected.GetHeight(); | |
83df96d6 JS |
82 | } |
83 | else | |
84 | { | |
85 | if (width) (*width) = 0; | |
86 | if (height) (*height) = 0; | |
3cd0b8c5 RR |
87 | } |
88 | } |