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4bb6408c | 1 | ///////////////////////////////////////////////////////////////////////////// |
7520f3da | 2 | // Name: src/motif/dc.cpp |
fce127d7 | 3 | // Purpose: wxMotifDCImpl class |
4bb6408c JS |
4 | // Author: Julian Smart |
5 | // Modified by: | |
6 | // Created: 01/02/97 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
65571936 | 9 | // Licence: wxWindows licence |
4bb6408c JS |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
1248b41f MB |
12 | // For compilers that support precompilation, includes "wx.h". |
13 | #include "wx/wxprec.h" | |
14 | ||
f38924e8 WS |
15 | #ifndef WX_PRECOMP |
16 | #include "wx/dcmemory.h" | |
76c32e7b | 17 | #include "wx/icon.h" |
f38924e8 | 18 | #endif |
4bb6408c | 19 | |
fce127d7 VZ |
20 | #include "wx/motif/dc.h" |
21 | ||
22 | IMPLEMENT_ABSTRACT_CLASS(wxMotifDCImpl, wxDCImpl) | |
4bb6408c | 23 | |
4bb6408c | 24 | //----------------------------------------------------------------------------- |
fce127d7 | 25 | // wxMotifDCImpl |
4bb6408c JS |
26 | //----------------------------------------------------------------------------- |
27 | ||
fce127d7 VZ |
28 | wxMotifDCImpl::wxMotifDCImpl(wxDC *owner) |
29 | : wxDCImpl(owner) | |
4bb6408c | 30 | { |
96be256b | 31 | m_ok = false; |
af0bb3b1 | 32 | |
2d120f83 | 33 | m_backgroundMode = wxTRANSPARENT; |
af0bb3b1 | 34 | } |
4bb6408c | 35 | |
fce127d7 | 36 | void wxMotifDCImpl::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y) |
4bb6408c | 37 | { |
fce127d7 | 38 | wxCHECK_RET( IsOk(), "invalid dc" ); |
af0bb3b1 | 39 | wxCHECK_RET( icon.Ok(), "invalid icon" ); |
4bb6408c | 40 | |
96be256b | 41 | DoDrawBitmap(icon, x, y, true); |
af0bb3b1 | 42 | } |
4bb6408c | 43 | |
fce127d7 | 44 | void wxMotifDCImpl::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask ) |
a367b9b3 | 45 | { |
af0bb3b1 VZ |
46 | wxCHECK_RET( bitmap.Ok(), "invalid bitmap" ); |
47 | ||
a367b9b3 | 48 | wxMemoryDC memDC; |
f536319d | 49 | memDC.SelectObjectAsSource(bitmap); |
af0bb3b1 VZ |
50 | |
51 | #if 0 | |
52 | // Not sure if we need this. The mask should leave the masked areas as per | |
53 | // the original background of this DC. | |
a367b9b3 JS |
54 | if (useMask) |
55 | { | |
af0bb3b1 VZ |
56 | // There might be transparent areas, so make these the same colour as this |
57 | // DC | |
58 | memDC.SetBackground(* GetBackground()); | |
59 | memDC.Clear(); | |
a367b9b3 | 60 | } |
af0bb3b1 | 61 | #endif // 0 |
a367b9b3 | 62 | |
fce127d7 | 63 | DoBlit(x, y, bitmap.GetWidth(), bitmap.GetHeight(), &memDC, 0, 0, wxCOPY, useMask); |
4bb6408c | 64 | |
af0bb3b1 VZ |
65 | memDC.SelectObject(wxNullBitmap); |
66 | } | |
4bb6408c | 67 | |
fce127d7 | 68 | void wxMotifDCImpl::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) |
4bb6408c | 69 | { |
96be256b | 70 | m_clipping = true; |
2d120f83 JS |
71 | m_clipX1 = x; |
72 | m_clipY1 = y; | |
73 | m_clipX2 = x + width; | |
74 | m_clipY2 = y + height; | |
af0bb3b1 | 75 | } |
4bb6408c | 76 | |
fce127d7 | 77 | void wxMotifDCImpl::DoGetSize( int* width, int* height ) const |
4bb6408c | 78 | { |
af0bb3b1 VZ |
79 | if ( width ) |
80 | *width = m_maxX - m_minX; | |
81 | if ( height ) | |
82 | *height = m_maxY - m_minY; | |
83 | } | |
4bb6408c | 84 | |
fce127d7 | 85 | void wxMotifDCImpl::DoGetSizeMM( int* width, int* height ) const |
4bb6408c | 86 | { |
af0bb3b1 | 87 | int w, h; |
2d120f83 | 88 | GetSize( &w, &h ); |
af0bb3b1 VZ |
89 | |
90 | if ( width ) | |
91 | *width = int( double(w) / (m_scaleX*m_mm_to_pix_x) ); | |
92 | if ( height ) | |
93 | *height = int( double(h) / (m_scaleY*m_mm_to_pix_y) ); | |
94 | } | |
4bb6408c | 95 | |
7bcb11d3 | 96 | // Resolution in pixels per logical inch |
fce127d7 | 97 | wxSize wxMotifDCImpl::GetPPI() const |
7bcb11d3 JS |
98 | { |
99 | // TODO (should probably be pure virtual) | |
100 | return wxSize(0, 0); | |
101 | } |