]>
Commit | Line | Data |
---|---|---|
1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/motif/dc.cpp | |
3 | // Purpose: wxMotifDCImpl class | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 01/02/97 | |
7 | // Copyright: (c) Julian Smart | |
8 | // Licence: wxWindows licence | |
9 | ///////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | // For compilers that support precompilation, includes "wx.h". | |
12 | #include "wx/wxprec.h" | |
13 | ||
14 | #ifndef WX_PRECOMP | |
15 | #include "wx/dcmemory.h" | |
16 | #include "wx/icon.h" | |
17 | #endif | |
18 | ||
19 | #include "wx/motif/dc.h" | |
20 | ||
21 | IMPLEMENT_ABSTRACT_CLASS(wxMotifDCImpl, wxDCImpl) | |
22 | ||
23 | //----------------------------------------------------------------------------- | |
24 | // wxMotifDCImpl | |
25 | //----------------------------------------------------------------------------- | |
26 | ||
27 | wxMotifDCImpl::wxMotifDCImpl(wxDC *owner) | |
28 | : wxDCImpl(owner) | |
29 | { | |
30 | m_ok = false; | |
31 | ||
32 | m_backgroundMode = wxTRANSPARENT; | |
33 | } | |
34 | ||
35 | void wxMotifDCImpl::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y) | |
36 | { | |
37 | wxCHECK_RET( IsOk(), "invalid dc" ); | |
38 | wxCHECK_RET( icon.IsOk(), "invalid icon" ); | |
39 | ||
40 | DoDrawBitmap(icon, x, y, true); | |
41 | } | |
42 | ||
43 | void wxMotifDCImpl::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask ) | |
44 | { | |
45 | wxCHECK_RET( bitmap.IsOk(), "invalid bitmap" ); | |
46 | ||
47 | wxMemoryDC memDC; | |
48 | memDC.SelectObjectAsSource(bitmap); | |
49 | ||
50 | #if 0 | |
51 | // Not sure if we need this. The mask should leave the masked areas as per | |
52 | // the original background of this DC. | |
53 | if (useMask) | |
54 | { | |
55 | // There might be transparent areas, so make these the same colour as this | |
56 | // DC | |
57 | memDC.SetBackground(* GetBackground()); | |
58 | memDC.Clear(); | |
59 | } | |
60 | #endif // 0 | |
61 | ||
62 | DoBlit(x, y, bitmap.GetWidth(), bitmap.GetHeight(), &memDC, 0, 0, wxCOPY, useMask); | |
63 | ||
64 | memDC.SelectObject(wxNullBitmap); | |
65 | } | |
66 | ||
67 | void wxMotifDCImpl::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) | |
68 | { | |
69 | m_clipping = true; | |
70 | m_clipX1 = x; | |
71 | m_clipY1 = y; | |
72 | m_clipX2 = x + width; | |
73 | m_clipY2 = y + height; | |
74 | } | |
75 | ||
76 | void wxMotifDCImpl::DoGetSize( int* width, int* height ) const | |
77 | { | |
78 | if ( width ) | |
79 | *width = m_maxX - m_minX; | |
80 | if ( height ) | |
81 | *height = m_maxY - m_minY; | |
82 | } | |
83 | ||
84 | void wxMotifDCImpl::DoGetSizeMM( int* width, int* height ) const | |
85 | { | |
86 | int w, h; | |
87 | GetSize( &w, &h ); | |
88 | ||
89 | if ( width ) | |
90 | *width = int( double(w) / (m_scaleX*m_mm_to_pix_x) ); | |
91 | if ( height ) | |
92 | *height = int( double(h) / (m_scaleY*m_mm_to_pix_y) ); | |
93 | } | |
94 | ||
95 | // Resolution in pixels per logical inch | |
96 | wxSize wxMotifDCImpl::GetPPI() const | |
97 | { | |
98 | // TODO (should probably be pure virtual) | |
99 | return wxSize(0, 0); | |
100 | } |