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83df96d6 | 1 | ///////////////////////////////////////////////////////////////////////////// |
de6185e2 | 2 | // Name: src/x11/dcmemory.cpp |
83df96d6 JS |
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 | |
de6185e2 | 9 | // Licence: wxWindows licence |
83df96d6 JS |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
de6185e2 WS |
12 | // for compilers that support precompilation, includes "wx.h". |
13 | #include "wx/wxprec.h" | |
14 | ||
83df96d6 | 15 | #include "wx/dcmemory.h" |
de6185e2 WS |
16 | |
17 | #ifndef WX_PRECOMP | |
18 | #include "wx/utils.h" | |
19 | #endif | |
20 | ||
83df96d6 | 21 | #include "wx/settings.h" |
83df96d6 | 22 | |
7266b672 | 23 | #include "wx/x11/private.h" |
83df96d6 | 24 | |
3cd0b8c5 | 25 | IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxWindowDC) |
83df96d6 | 26 | |
3cd0b8c5 | 27 | wxMemoryDC::wxMemoryDC() : wxWindowDC() |
83df96d6 | 28 | { |
de6185e2 WS |
29 | m_ok = false; |
30 | ||
3cd0b8c5 RR |
31 | m_display = (WXDisplay *) wxGlobalDisplay(); |
32 | ||
33 | int screen = DefaultScreen( wxGlobalDisplay() ); | |
34 | m_cmap = (WXColormap) DefaultColormap( wxGlobalDisplay(), screen ); | |
35 | } | |
83df96d6 | 36 | |
3cd0b8c5 RR |
37 | wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) ) |
38 | : wxWindowDC() | |
83df96d6 | 39 | { |
de6185e2 | 40 | m_ok = false; |
3cd0b8c5 RR |
41 | |
42 | m_display = (WXDisplay *) wxGlobalDisplay(); | |
de6185e2 | 43 | |
3cd0b8c5 RR |
44 | int screen = DefaultScreen( wxGlobalDisplay() ); |
45 | m_cmap = (WXColormap) DefaultColormap( wxGlobalDisplay(), screen ); | |
46 | } | |
83df96d6 | 47 | |
3cd0b8c5 | 48 | wxMemoryDC::~wxMemoryDC() |
83df96d6 | 49 | { |
3cd0b8c5 | 50 | } |
83df96d6 JS |
51 | |
52 | void wxMemoryDC::SelectObject( const wxBitmap& bitmap ) | |
53 | { | |
3cd0b8c5 | 54 | Destroy(); |
de6185e2 | 55 | |
3cd0b8c5 RR |
56 | m_selected = bitmap; |
57 | if (m_selected.Ok()) | |
83df96d6 | 58 | { |
3cd0b8c5 RR |
59 | if (m_selected.GetPixmap()) |
60 | { | |
61 | m_window = (WXWindow) m_selected.GetPixmap(); | |
62 | } | |
63 | else | |
64 | { | |
6799385e | 65 | m_window = m_selected.GetBitmap(); |
3cd0b8c5 RR |
66 | } |
67 | ||
de6185e2 | 68 | m_isMemDC = true; |
3cd0b8c5 RR |
69 | |
70 | SetUpDC(); | |
83df96d6 JS |
71 | } |
72 | else | |
73 | { | |
de6185e2 | 74 | m_ok = false; |
3cd0b8c5 RR |
75 | m_window = NULL; |
76 | } | |
77 | } | |
83df96d6 JS |
78 | |
79 | void wxMemoryDC::DoGetSize( int *width, int *height ) const | |
80 | { | |
3cd0b8c5 | 81 | if (m_selected.Ok()) |
83df96d6 | 82 | { |
3cd0b8c5 RR |
83 | if (width) (*width) = m_selected.GetWidth(); |
84 | if (height) (*height) = m_selected.GetHeight(); | |
83df96d6 JS |
85 | } |
86 | else | |
87 | { | |
88 | if (width) (*width) = 0; | |
89 | if (height) (*height) = 0; | |
3cd0b8c5 RR |
90 | } |
91 | } |