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cleanup - reformat; added assignment of initial selection to match other platform...
[wxWidgets.git] / src / x11 / dcmemory.cpp
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 #include "wx/dcmemory.h"
13 #include "wx/settings.h"
14 #include "wx/utils.h"
15
16 #include "wx/x11/private.h"
17
18 IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxWindowDC)
19
20 wxMemoryDC::wxMemoryDC() : wxWindowDC()
21 {
22 m_ok = FALSE;
23
24 m_display = (WXDisplay *) wxGlobalDisplay();
25
26 int screen = DefaultScreen( wxGlobalDisplay() );
27 m_cmap = (WXColormap) DefaultColormap( wxGlobalDisplay(), screen );
28 }
29
30 wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) )
31 : wxWindowDC()
32 {
33 m_ok = FALSE;
34
35 m_display = (WXDisplay *) wxGlobalDisplay();
36
37 int screen = DefaultScreen( wxGlobalDisplay() );
38 m_cmap = (WXColormap) DefaultColormap( wxGlobalDisplay(), screen );
39 }
40
41 wxMemoryDC::~wxMemoryDC()
42 {
43 }
44
45 void wxMemoryDC::SelectObject( const wxBitmap& bitmap )
46 {
47 Destroy();
48
49 m_selected = bitmap;
50 if (m_selected.Ok())
51 {
52 if (m_selected.GetPixmap())
53 {
54 m_window = (WXWindow) m_selected.GetPixmap();
55 }
56 else
57 {
58 m_window = m_selected.GetBitmap();
59 }
60
61 m_isMemDC = TRUE;
62
63 SetUpDC();
64 }
65 else
66 {
67 m_ok = FALSE;
68 m_window = NULL;
69 }
70 }
71
72 void wxMemoryDC::DoGetSize( int *width, int *height ) const
73 {
74 if (m_selected.Ok())
75 {
76 if (width) (*width) = m_selected.GetWidth();
77 if (height) (*height) = m_selected.GetHeight();
78 }
79 else
80 {
81 if (width) (*width) = 0;
82 if (height) (*height) = 0;
83 }
84 }