| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/gtk/pen.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/pen.h" |
| 14 | |
| 15 | #ifndef WX_PRECOMP |
| 16 | #include "wx/colour.h" |
| 17 | #endif |
| 18 | |
| 19 | #include <gdk/gdk.h> |
| 20 | |
| 21 | //----------------------------------------------------------------------------- |
| 22 | // wxPen |
| 23 | //----------------------------------------------------------------------------- |
| 24 | |
| 25 | class wxPenRefData: public wxObjectRefData |
| 26 | { |
| 27 | public: |
| 28 | wxPenRefData() |
| 29 | { |
| 30 | m_width = 1; |
| 31 | m_style = wxSOLID; |
| 32 | m_joinStyle = wxJOIN_ROUND; |
| 33 | m_capStyle = wxCAP_ROUND; |
| 34 | m_dash = (wxGTKDash*) NULL; |
| 35 | m_countDashes = 0; |
| 36 | } |
| 37 | |
| 38 | wxPenRefData( const wxPenRefData& data ) |
| 39 | : wxObjectRefData() |
| 40 | { |
| 41 | m_style = data.m_style; |
| 42 | m_width = data.m_width; |
| 43 | m_joinStyle = data.m_joinStyle; |
| 44 | m_capStyle = data.m_capStyle; |
| 45 | m_colour = data.m_colour; |
| 46 | m_countDashes = data.m_countDashes; |
| 47 | m_dash = data.m_dash; |
| 48 | } |
| 49 | |
| 50 | bool operator == (const wxPenRefData& data) const |
| 51 | { |
| 52 | if ( m_countDashes != data.m_countDashes ) |
| 53 | return false; |
| 54 | |
| 55 | if ( m_dash ) |
| 56 | { |
| 57 | if ( !data.m_dash || |
| 58 | memcmp(m_dash, data.m_dash, m_countDashes*sizeof(wxGTKDash)) ) |
| 59 | { |
| 60 | return false; |
| 61 | } |
| 62 | } |
| 63 | else if ( data.m_dash ) |
| 64 | { |
| 65 | return false; |
| 66 | } |
| 67 | |
| 68 | |
| 69 | return m_style == data.m_style && |
| 70 | m_width == data.m_width && |
| 71 | m_joinStyle == data.m_joinStyle && |
| 72 | m_capStyle == data.m_capStyle && |
| 73 | m_colour == data.m_colour; |
| 74 | } |
| 75 | |
| 76 | int m_width; |
| 77 | int m_style; |
| 78 | int m_joinStyle; |
| 79 | int m_capStyle; |
| 80 | wxColour m_colour; |
| 81 | int m_countDashes; |
| 82 | wxGTKDash *m_dash; |
| 83 | }; |
| 84 | |
| 85 | //----------------------------------------------------------------------------- |
| 86 | |
| 87 | #define M_PENDATA ((wxPenRefData *)m_refData) |
| 88 | |
| 89 | IMPLEMENT_DYNAMIC_CLASS(wxPen,wxGDIObject) |
| 90 | |
| 91 | wxPen::wxPen( const wxColour &colour, int width, int style ) |
| 92 | { |
| 93 | m_refData = new wxPenRefData(); |
| 94 | M_PENDATA->m_width = width; |
| 95 | M_PENDATA->m_style = style; |
| 96 | M_PENDATA->m_colour = colour; |
| 97 | } |
| 98 | |
| 99 | wxPen::~wxPen() |
| 100 | { |
| 101 | // m_refData unrefed in ~wxObject |
| 102 | } |
| 103 | |
| 104 | wxObjectRefData *wxPen::CreateRefData() const |
| 105 | { |
| 106 | return new wxPenRefData; |
| 107 | } |
| 108 | |
| 109 | wxObjectRefData *wxPen::CloneRefData(const wxObjectRefData *data) const |
| 110 | { |
| 111 | return new wxPenRefData(*(wxPenRefData *)data); |
| 112 | } |
| 113 | |
| 114 | bool wxPen::operator == ( const wxPen& pen ) const |
| 115 | { |
| 116 | if (m_refData == pen.m_refData) return true; |
| 117 | |
| 118 | if (!m_refData || !pen.m_refData) return false; |
| 119 | |
| 120 | return ( *(wxPenRefData*)m_refData == *(wxPenRefData*)pen.m_refData ); |
| 121 | } |
| 122 | |
| 123 | void wxPen::SetColour( const wxColour &colour ) |
| 124 | { |
| 125 | AllocExclusive(); |
| 126 | |
| 127 | M_PENDATA->m_colour = colour; |
| 128 | } |
| 129 | |
| 130 | void wxPen::SetDashes( int number_of_dashes, const wxDash *dash ) |
| 131 | { |
| 132 | AllocExclusive(); |
| 133 | |
| 134 | M_PENDATA->m_countDashes = number_of_dashes; |
| 135 | M_PENDATA->m_dash = (wxGTKDash *)dash; |
| 136 | } |
| 137 | |
| 138 | void wxPen::SetColour( unsigned char red, unsigned char green, unsigned char blue ) |
| 139 | { |
| 140 | AllocExclusive(); |
| 141 | |
| 142 | M_PENDATA->m_colour.Set( red, green, blue ); |
| 143 | } |
| 144 | |
| 145 | void wxPen::SetCap( int capStyle ) |
| 146 | { |
| 147 | AllocExclusive(); |
| 148 | |
| 149 | M_PENDATA->m_capStyle = capStyle; |
| 150 | } |
| 151 | |
| 152 | void wxPen::SetJoin( int joinStyle ) |
| 153 | { |
| 154 | AllocExclusive(); |
| 155 | |
| 156 | M_PENDATA->m_joinStyle = joinStyle; |
| 157 | } |
| 158 | |
| 159 | void wxPen::SetStyle( int style ) |
| 160 | { |
| 161 | AllocExclusive(); |
| 162 | |
| 163 | M_PENDATA->m_style = style; |
| 164 | } |
| 165 | |
| 166 | void wxPen::SetWidth( int width ) |
| 167 | { |
| 168 | AllocExclusive(); |
| 169 | |
| 170 | M_PENDATA->m_width = width; |
| 171 | } |
| 172 | |
| 173 | int wxPen::GetDashes( wxDash **ptr ) const |
| 174 | { |
| 175 | *ptr = (M_PENDATA ? (wxDash*)M_PENDATA->m_dash : (wxDash*) NULL); |
| 176 | return (M_PENDATA ? M_PENDATA->m_countDashes : 0); |
| 177 | } |
| 178 | |
| 179 | int wxPen::GetDashCount() const |
| 180 | { |
| 181 | return (M_PENDATA->m_countDashes); |
| 182 | } |
| 183 | |
| 184 | wxDash* wxPen::GetDash() const |
| 185 | { |
| 186 | return (wxDash*)M_PENDATA->m_dash; |
| 187 | } |
| 188 | |
| 189 | int wxPen::GetCap() const |
| 190 | { |
| 191 | wxCHECK_MSG( Ok(), -1, wxT("invalid pen") ); |
| 192 | |
| 193 | return M_PENDATA->m_capStyle; |
| 194 | } |
| 195 | |
| 196 | int wxPen::GetJoin() const |
| 197 | { |
| 198 | wxCHECK_MSG( Ok(), -1, wxT("invalid pen") ); |
| 199 | |
| 200 | return M_PENDATA->m_joinStyle; |
| 201 | } |
| 202 | |
| 203 | int wxPen::GetStyle() const |
| 204 | { |
| 205 | wxCHECK_MSG( Ok(), -1, wxT("invalid pen") ); |
| 206 | |
| 207 | return M_PENDATA->m_style; |
| 208 | } |
| 209 | |
| 210 | int wxPen::GetWidth() const |
| 211 | { |
| 212 | wxCHECK_MSG( Ok(), -1, wxT("invalid pen") ); |
| 213 | |
| 214 | return M_PENDATA->m_width; |
| 215 | } |
| 216 | |
| 217 | wxColour &wxPen::GetColour() const |
| 218 | { |
| 219 | wxCHECK_MSG( Ok(), wxNullColour, wxT("invalid pen") ); |
| 220 | |
| 221 | return M_PENDATA->m_colour; |
| 222 | } |