------------------------------------------------------------------------
| 124 | |
| 125 | //------------------------------------------------------------------------ |
| 126 | unsigned vcgen_bspline::vertex(double* x, double* y) |
| 127 | { |
| 128 | unsigned cmd = path_cmd_line_to; |
| 129 | while(!is_stop(cmd)) |
| 130 | { |
| 131 | switch(m_status) |
| 132 | { |
| 133 | case initial: |
| 134 | rewind(0); |
| 135 | |
| 136 | case ready: |
| 137 | if(m_src_vertices.size() < 2) |
| 138 | { |
| 139 | cmd = path_cmd_stop; |
| 140 | break; |
| 141 | } |
| 142 | |
| 143 | if(m_src_vertices.size() == 2) |
| 144 | { |
| 145 | *x = m_src_vertices[m_src_vertex].x; |
| 146 | *y = m_src_vertices[m_src_vertex].y; |
| 147 | m_src_vertex++; |
| 148 | if(m_src_vertex == 1) return path_cmd_move_to; |
| 149 | if(m_src_vertex == 2) return path_cmd_line_to; |
| 150 | cmd = path_cmd_stop; |
| 151 | break; |
| 152 | } |
| 153 | |
| 154 | cmd = path_cmd_move_to; |
| 155 | m_status = polygon; |
| 156 | m_src_vertex = 0; |
| 157 | |
| 158 | case polygon: |
| 159 | if(m_cur_abscissa >= m_max_abscissa) |
| 160 | { |
| 161 | if(m_closed) |
| 162 | { |
| 163 | m_status = end_poly; |
| 164 | break; |
| 165 | } |
| 166 | else |
| 167 | { |
| 168 | *x = m_src_vertices[m_src_vertices.size() - 1].x; |
| 169 | *y = m_src_vertices[m_src_vertices.size() - 1].y; |
| 170 | m_status = end_poly; |
| 171 | return path_cmd_line_to; |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | *x = m_spline_x.get_stateful(m_cur_abscissa); |
| 176 | *y = m_spline_y.get_stateful(m_cur_abscissa); |
| 177 | m_src_vertex++; |
| 178 | m_cur_abscissa += m_interpolation_step; |
| 179 | return (m_src_vertex == 1) ? path_cmd_move_to : path_cmd_line_to; |
| 180 | |
| 181 | case end_poly: |
| 182 | m_status = stop; |
| 183 | return path_cmd_end_poly | m_closed; |
nothing calls this directly
no test coverage detected