projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 32b8ec41 VZ |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: dcmemory.cpp | |
| 3 | // Purpose: | |
| 4 | // Author: Robert Roebling, Vaclav Slavik | |
| 5 | // RCS-ID: $Id$ | |
| 8f7b34a8 VS |
6 | // Copyright: (c) 1998 Robert Roebling, |
| 7 | // 2001 SciTech Software, Inc. (www.scitechsoft.com) | |
| 32b8ec41 VZ |
8 | // Licence: wxWindows licence |
| 9 | ///////////////////////////////////////////////////////////////////////////// | |
| 10 | ||
| 11 | #ifdef __GNUG__ | |
| 12 | #pragma implementation "dcmemory.h" | |
| 13 | #endif | |
| 14 | ||
| 15 | // For compilers that support precompilation, includes "wx.h". | |
| 16 | #include "wx/wxprec.h" | |
| 17 | ||
| 18 | #ifdef __BORLANDC__ | |
| 19 | #pragma hdrstop | |
| 20 | #endif | |
| 21 | ||
| 22 | #include "wx/dcmemory.h" | |
| 23 | ||
| 24 | ||
| 25 | //----------------------------------------------------------------------------- | |
| 26 | // wxMemoryDC | |
| 27 | //----------------------------------------------------------------------------- | |
| 28 | ||
| 29 | IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxWindowDC) | |
| 30 | ||
| 31 | wxMemoryDC::wxMemoryDC() : wxDC() | |
| 32 | { | |
| 33 | m_isMemDC = TRUE; | |
| 34 | } | |
| 35 | ||
| 36 | wxMemoryDC::wxMemoryDC(wxDC *WXUNUSED(dc)) : wxDC() | |
| 37 | { | |
| 38 | m_isMemDC = TRUE; | |
| 39 | } | |
| 40 | ||
| 41 | wxMemoryDC::~wxMemoryDC() | |
| 42 | { | |
| 43 | } | |
| 44 | ||
| 45 | void wxMemoryDC::SelectObject(const wxBitmap& bitmap) | |
| 46 | { | |
| 47 | SetMGLDC(NULL, TRUE); | |
| 48 | m_selected = bitmap; | |
| 49 | ||
| 50 | if ( bitmap.Ok() ) | |
| 51 | SetMGLDC(m_selected.CreateTmpDC(), TRUE); | |
| 52 | } | |
| 53 | ||
| 54 | void wxMemoryDC::SetPen(const wxPen &pen) | |
| 55 | { | |
| 56 | wxCHECK_RET( Ok(), wxT("invalid dc") ); | |
| 57 | ||
| 58 | if ( GetDepth() == 1 && *wxTRANSPARENT_PEN != pen ) | |
| 59 | { | |
| 60 | if ( *wxWHITE_PEN == pen ) | |
| 61 | wxDC::SetPen(*wxBLACK_PEN); | |
| 62 | else | |
| 63 | wxDC::SetPen(*wxWHITE_PEN); | |
| 64 | } | |
| 65 | else | |
| 66 | { | |
| 67 | wxDC::SetPen(pen); | |
| 68 | } | |
| 69 | } | |
| 70 | ||
| 71 | void wxMemoryDC::SetBrush(const wxBrush &brush) | |
| 72 | { | |
| 73 | wxCHECK_RET( Ok(), wxT("invalid dc") ); | |
| 74 | ||
| 75 | if ( GetDepth() == 1 && *wxTRANSPARENT_BRUSH != brush ) | |
| 76 | { | |
| 77 | if ( *wxWHITE_BRUSH == brush ) | |
| 78 | wxDC::SetBrush(*wxBLACK_BRUSH); | |
| 79 | else | |
| 80 | wxDC::SetBrush(*wxWHITE_BRUSH); | |
| 81 | } | |
| 82 | else | |
| 83 | { | |
| 84 | wxDC::SetBrush(brush); | |
| 85 | } | |
| 86 | } | |
| 87 | ||
| 88 | void wxMemoryDC::SetTextForeground(const wxColour &col) | |
| 89 | { | |
| 90 | wxCHECK_RET( Ok(), wxT("invalid dc") ); | |
| 91 | ||
| 92 | if ( GetDepth() == 1 ) | |
| 93 | { | |
| 94 | if ( col == *wxWHITE ) | |
| 95 | wxDC::SetTextForeground(*wxBLACK); | |
| 96 | else | |
| 97 | wxDC::SetTextForeground(*wxWHITE); | |
| 98 | } | |
| 99 | else | |
| 100 | { | |
| 101 | wxDC::SetTextForeground(col); | |
| 102 | } | |
| 103 | } | |
| 104 | ||
| 105 | void wxMemoryDC::SetTextBackground(const wxColour &col) | |
| 106 | { | |
| 107 | wxCHECK_RET( Ok(), wxT("invalid dc") ); | |
| 108 | ||
| 109 | if ( GetDepth() == 1 ) | |
| 110 | { | |
| 111 | if ( col == *wxWHITE ) | |
| 112 | wxDC::SetTextBackground(*wxBLACK); | |
| 113 | else | |
| 114 | wxDC::SetTextBackground(*wxWHITE); | |
| 115 | } | |
| 116 | else | |
| 117 | { | |
| 118 | wxDC::SetTextBackground(col); | |
| 119 | } | |
| 120 | } |