| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/gtk/brush.cpp |
| 3 | // Purpose: |
| 4 | // Author: Robert Roebling |
| 5 | // Id: $Id$ |
| 6 | // Copyright: (c) 1998 Robert Roebling |
| 7 | // Licence: wxWindows licence |
| 8 | ///////////////////////////////////////////////////////////////////////////// |
| 9 | |
| 10 | // For compilers that support precompilation, includes "wx.h". |
| 11 | #include "wx/wxprec.h" |
| 12 | |
| 13 | #include "wx/brush.h" |
| 14 | |
| 15 | #ifndef WX_PRECOMP |
| 16 | #include "wx/bitmap.h" |
| 17 | #include "wx/colour.h" |
| 18 | #endif |
| 19 | |
| 20 | //----------------------------------------------------------------------------- |
| 21 | // wxBrush |
| 22 | //----------------------------------------------------------------------------- |
| 23 | |
| 24 | class wxBrushRefData: public wxGDIRefData |
| 25 | { |
| 26 | public: |
| 27 | wxBrushRefData(const wxColour& colour = wxNullColour, wxBrushStyle style = wxBRUSHSTYLE_SOLID) |
| 28 | { |
| 29 | m_style = style; |
| 30 | m_colour = colour; |
| 31 | } |
| 32 | |
| 33 | wxBrushRefData( const wxBrushRefData& data ) |
| 34 | : wxGDIRefData() |
| 35 | { |
| 36 | m_style = data.m_style; |
| 37 | m_stipple = data.m_stipple; |
| 38 | m_colour = data.m_colour; |
| 39 | } |
| 40 | |
| 41 | bool operator == (const wxBrushRefData& data) const |
| 42 | { |
| 43 | return (m_style == data.m_style && |
| 44 | m_stipple.IsSameAs(data.m_stipple) && |
| 45 | m_colour == data.m_colour); |
| 46 | } |
| 47 | |
| 48 | wxBrushStyle m_style; |
| 49 | wxColour m_colour; |
| 50 | wxBitmap m_stipple; |
| 51 | }; |
| 52 | |
| 53 | //----------------------------------------------------------------------------- |
| 54 | |
| 55 | #define M_BRUSHDATA ((wxBrushRefData *)m_refData) |
| 56 | |
| 57 | IMPLEMENT_DYNAMIC_CLASS(wxBrush,wxGDIObject) |
| 58 | |
| 59 | wxBrush::wxBrush( const wxColour &colour, wxBrushStyle style ) |
| 60 | { |
| 61 | m_refData = new wxBrushRefData(colour, style); |
| 62 | } |
| 63 | |
| 64 | wxBrush::wxBrush( const wxBitmap &stippleBitmap ) |
| 65 | { |
| 66 | wxBrushStyle style = wxBRUSHSTYLE_STIPPLE; |
| 67 | if (stippleBitmap.GetMask()) |
| 68 | style = wxBRUSHSTYLE_STIPPLE_MASK_OPAQUE; |
| 69 | |
| 70 | m_refData = new wxBrushRefData(*wxBLACK, style); |
| 71 | M_BRUSHDATA->m_stipple = stippleBitmap; |
| 72 | } |
| 73 | |
| 74 | wxBrush::~wxBrush() |
| 75 | { |
| 76 | // m_refData unrefed in ~wxObject |
| 77 | } |
| 78 | |
| 79 | wxGDIRefData *wxBrush::CreateGDIRefData() const |
| 80 | { |
| 81 | return new wxBrushRefData; |
| 82 | } |
| 83 | |
| 84 | wxGDIRefData *wxBrush::CloneGDIRefData(const wxGDIRefData *data) const |
| 85 | { |
| 86 | return new wxBrushRefData(*(wxBrushRefData *)data); |
| 87 | } |
| 88 | |
| 89 | bool wxBrush::operator==(const wxBrush& brush) const |
| 90 | { |
| 91 | if (m_refData == brush.m_refData) return true; |
| 92 | |
| 93 | if (!m_refData || !brush.m_refData) return false; |
| 94 | |
| 95 | return ( *(wxBrushRefData*)m_refData == *(wxBrushRefData*)brush.m_refData ); |
| 96 | } |
| 97 | |
| 98 | wxBrushStyle wxBrush::GetStyle() const |
| 99 | { |
| 100 | if (m_refData == NULL) |
| 101 | { |
| 102 | wxFAIL_MSG( wxT("invalid brush") ); |
| 103 | return wxBRUSHSTYLE_MAX; |
| 104 | } |
| 105 | |
| 106 | return M_BRUSHDATA->m_style; |
| 107 | } |
| 108 | |
| 109 | wxColour &wxBrush::GetColour() const |
| 110 | { |
| 111 | if (m_refData == NULL) |
| 112 | { |
| 113 | wxFAIL_MSG( wxT("invalid brush") ); |
| 114 | return wxNullColour; |
| 115 | } |
| 116 | |
| 117 | return M_BRUSHDATA->m_colour; |
| 118 | } |
| 119 | |
| 120 | wxBitmap *wxBrush::GetStipple() const |
| 121 | { |
| 122 | if (m_refData == NULL) |
| 123 | { |
| 124 | wxFAIL_MSG( wxT("invalid brush") ); |
| 125 | return &wxNullBitmap; |
| 126 | } |
| 127 | |
| 128 | return &M_BRUSHDATA->m_stipple; |
| 129 | } |
| 130 | |
| 131 | void wxBrush::SetColour( const wxColour& col ) |
| 132 | { |
| 133 | AllocExclusive(); |
| 134 | |
| 135 | M_BRUSHDATA->m_colour = col; |
| 136 | } |
| 137 | |
| 138 | void wxBrush::SetColour( unsigned char r, unsigned char g, unsigned char b ) |
| 139 | { |
| 140 | AllocExclusive(); |
| 141 | |
| 142 | M_BRUSHDATA->m_colour.Set( r, g, b ); |
| 143 | } |
| 144 | |
| 145 | void wxBrush::SetStyle( wxBrushStyle style ) |
| 146 | { |
| 147 | AllocExclusive(); |
| 148 | |
| 149 | M_BRUSHDATA->m_style = style; |
| 150 | } |
| 151 | |
| 152 | void wxBrush::SetStipple( const wxBitmap& stipple ) |
| 153 | { |
| 154 | AllocExclusive(); |
| 155 | |
| 156 | M_BRUSHDATA->m_stipple = stipple; |
| 157 | if (M_BRUSHDATA->m_stipple.GetMask()) |
| 158 | { |
| 159 | M_BRUSHDATA->m_style = wxBRUSHSTYLE_STIPPLE_MASK_OPAQUE; |
| 160 | } |
| 161 | else |
| 162 | { |
| 163 | M_BRUSHDATA->m_style = wxBRUSHSTYLE_STIPPLE; |
| 164 | } |
| 165 | } |