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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: dcmemory.cpp | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // RCS-ID: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | #ifdef __GNUG__ | |
11 | #pragma implementation "dcmemory.h" | |
12 | #endif | |
13 | ||
14 | #include "wx/dcmemory.h" | |
15 | ||
16 | #include "gdk/gdk.h" | |
17 | #include "gtk/gtk.h" | |
18 | ||
19 | //----------------------------------------------------------------------------- | |
20 | // wxMemoryDC | |
21 | //----------------------------------------------------------------------------- | |
22 | ||
23 | IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxWindowDC) | |
24 | ||
25 | wxMemoryDC::wxMemoryDC() : wxWindowDC() | |
26 | { | |
27 | m_ok = FALSE; | |
28 | ||
29 | m_cmap = gtk_widget_get_default_colormap(); | |
30 | } | |
31 | ||
32 | wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) ) | |
33 | : wxWindowDC() | |
34 | { | |
35 | m_ok = FALSE; | |
36 | ||
37 | m_cmap = gtk_widget_get_default_colormap(); | |
38 | } | |
39 | ||
40 | wxMemoryDC::~wxMemoryDC() | |
41 | { | |
42 | } | |
43 | ||
44 | void wxMemoryDC::SelectObject( const wxBitmap& bitmap ) | |
45 | { | |
46 | m_selected = bitmap; | |
47 | if (m_selected.Ok()) | |
48 | { | |
49 | if (m_selected.GetPixmap()) | |
50 | { | |
51 | m_window = m_selected.GetPixmap(); | |
52 | } | |
53 | else | |
54 | { | |
55 | m_window = m_selected.GetBitmap(); | |
56 | } | |
57 | ||
58 | SetUpDC(); | |
59 | ||
60 | m_isMemDC = TRUE; | |
61 | } | |
62 | else | |
63 | { | |
64 | m_ok = FALSE; | |
65 | m_window = (GdkWindow *) NULL; | |
66 | } | |
67 | } | |
68 | ||
69 | void wxMemoryDC::DoGetSize( int *width, int *height ) const | |
70 | { | |
71 | if (m_selected.Ok()) | |
72 | { | |
73 | if (width) (*width) = m_selected.GetWidth(); | |
74 | if (height) (*height) = m_selected.GetHeight(); | |
75 | } | |
76 | else | |
77 | { | |
78 | if (width) (*width) = 0; | |
79 | if (height) (*height) = 0; | |
80 | } | |
81 | } | |
82 | ||
83 |