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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: dcscreen.cpp | |
3 | // Purpose: wxScreenDC class | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 1998-01-01 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Stefan Csomor | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) | |
13 | #pragma implementation "dcscreen.h" | |
14 | #endif | |
15 | ||
16 | #include "wx/wxprec.h" | |
17 | ||
18 | #include "wx/dcscreen.h" | |
19 | #include "wx/mac/uma.h" | |
20 | ||
21 | #if !USE_SHARED_LIBRARY | |
22 | IMPLEMENT_DYNAMIC_CLASS(wxScreenDC, wxWindowDC) | |
23 | #endif | |
24 | ||
25 | // Create a DC representing the whole screen | |
26 | wxScreenDC::wxScreenDC() | |
27 | { | |
28 | m_macPort = CreateNewPort() ; | |
29 | GrafPtr port ; | |
30 | GetPort( &port ) ; | |
31 | SetPort( (GrafPtr) m_macPort ) ; | |
32 | Point pt = { 0,0 } ; | |
33 | LocalToGlobal( &pt ) ; | |
34 | SetPort( port ) ; | |
35 | m_macLocalOrigin.x = -pt.h ; | |
36 | m_macLocalOrigin.y = -pt.v ; | |
37 | #if wxMAC_USE_CORE_GRAPHICS | |
38 | m_macLocalOriginInPort = m_macLocalOrigin ; | |
39 | #endif | |
40 | BitMap screenBits; | |
41 | GetQDGlobalsScreenBits( &screenBits ); | |
42 | m_minX = screenBits.bounds.left ; | |
43 | ||
44 | SInt16 height ; | |
45 | GetThemeMenuBarHeight( &height ) ; | |
46 | m_minY = screenBits.bounds.top + height ; | |
47 | ||
48 | m_maxX = screenBits.bounds.right ; | |
49 | m_maxY = screenBits.bounds.bottom ; | |
50 | ||
51 | #if wxMAC_USE_CORE_GRAPHICS | |
52 | m_graphicContext = new wxMacCGContext( port ) ; | |
53 | #else | |
54 | MacSetRectRgn( (RgnHandle) m_macBoundaryClipRgn , m_minX , m_minY , m_maxX , m_maxY ) ; | |
55 | OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ; | |
56 | CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ; | |
57 | #endif | |
58 | m_ok = TRUE ; | |
59 | } | |
60 | ||
61 | wxScreenDC::~wxScreenDC() | |
62 | { | |
63 | #if wxMAC_USE_CORE_GRAPHICS | |
64 | delete m_graphicContext ; | |
65 | m_graphicContext = NULL ; | |
66 | #endif | |
67 | ||
68 | if ( m_macPort ) | |
69 | DisposePort( (CGrafPtr) m_macPort ) ; | |
70 | } | |
71 |