| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: dcmemory.cpp |
| 3 | // Purpose: |
| 4 | // Author: Robert Roebling |
| 5 | // Created: 01/02/97 |
| 6 | // RCS-ID: $Id$ |
| 7 | // Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem |
| 8 | // Licence: wxWindows licence |
| 9 | ///////////////////////////////////////////////////////////////////////////// |
| 10 | |
| 11 | #ifdef __GNUG__ |
| 12 | #pragma implementation "dcmemory.h" |
| 13 | #endif |
| 14 | |
| 15 | #include "wx/dcmemory.h" |
| 16 | |
| 17 | #ifdef wxUSE_GDK_IMLIB |
| 18 | #include "../gdk_imlib/gdk_imlib.h" |
| 19 | #endif |
| 20 | |
| 21 | //----------------------------------------------------------------------------- |
| 22 | // wxMemoryDC |
| 23 | //----------------------------------------------------------------------------- |
| 24 | |
| 25 | IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxPaintDC) |
| 26 | |
| 27 | wxMemoryDC::wxMemoryDC(void) |
| 28 | { |
| 29 | m_ok = FALSE; |
| 30 | |
| 31 | #ifdef wxUSE_GDK_IMLIB |
| 32 | m_cmap = gdk_imlib_get_colormap(); |
| 33 | #else |
| 34 | m_cmap = gdk_colormap_get_system(); |
| 35 | #endif |
| 36 | } |
| 37 | |
| 38 | wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) ) |
| 39 | { |
| 40 | m_ok = FALSE; |
| 41 | |
| 42 | #ifdef wxUSE_GDK_IMLIB |
| 43 | m_cmap = gdk_imlib_get_colormap(); |
| 44 | #else |
| 45 | m_cmap = gdk_colormap_get_system(); |
| 46 | #endif |
| 47 | } |
| 48 | |
| 49 | wxMemoryDC::~wxMemoryDC(void) |
| 50 | { |
| 51 | } |
| 52 | |
| 53 | void wxMemoryDC::SelectObject( const wxBitmap& bitmap ) |
| 54 | { |
| 55 | m_selected = bitmap; |
| 56 | if (m_selected.Ok()) |
| 57 | { |
| 58 | if (m_selected.GetPixmap()) |
| 59 | { |
| 60 | m_window = m_selected.GetPixmap(); |
| 61 | } |
| 62 | else |
| 63 | { |
| 64 | m_window = m_selected.GetBitmap(); |
| 65 | } |
| 66 | |
| 67 | SetUpDC(); |
| 68 | |
| 69 | m_isDrawable = FALSE; |
| 70 | } |
| 71 | else |
| 72 | { |
| 73 | m_ok = FALSE; |
| 74 | m_window = (GdkWindow *) NULL; |
| 75 | } |
| 76 | } |
| 77 | |
| 78 | void wxMemoryDC::GetSize( int *width, int *height ) const |
| 79 | { |
| 80 | if (m_selected.Ok()) |
| 81 | { |
| 82 | if (width) (*width) = m_selected.GetWidth(); |
| 83 | if (height) (*height) = m_selected.GetHeight(); |
| 84 | } |
| 85 | else |
| 86 | { |
| 87 | if (width) (*width) = 0; |
| 88 | if (height) (*height) = 0; |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | |