--------------------------------------------------------------------
| 103 | |
| 104 | //-------------------------------------------------------------------- |
| 105 | unsigned rounded_rect::vertex(double* x, double* y) |
| 106 | { |
| 107 | unsigned cmd = path_cmd_stop; |
| 108 | switch(m_status) |
| 109 | { |
| 110 | case 0: |
| 111 | m_arc.init(m_x1 + m_rx1, m_y1 + m_ry1, m_rx1, m_ry1, |
| 112 | pi, pi+pi*0.5); |
| 113 | m_arc.rewind(0); |
| 114 | m_status++; |
| 115 | |
| 116 | case 1: |
| 117 | cmd = m_arc.vertex(x, y); |
| 118 | if(is_stop(cmd)) m_status++; |
| 119 | else return cmd; |
| 120 | |
| 121 | case 2: |
| 122 | m_arc.init(m_x2 - m_rx2, m_y1 + m_ry2, m_rx2, m_ry2, |
| 123 | pi+pi*0.5, 0.0); |
| 124 | m_arc.rewind(0); |
| 125 | m_status++; |
| 126 | |
| 127 | case 3: |
| 128 | cmd = m_arc.vertex(x, y); |
| 129 | if(is_stop(cmd)) m_status++; |
| 130 | else return path_cmd_line_to; |
| 131 | |
| 132 | case 4: |
| 133 | m_arc.init(m_x2 - m_rx3, m_y2 - m_ry3, m_rx3, m_ry3, |
| 134 | 0.0, pi*0.5); |
| 135 | m_arc.rewind(0); |
| 136 | m_status++; |
| 137 | |
| 138 | case 5: |
| 139 | cmd = m_arc.vertex(x, y); |
| 140 | if(is_stop(cmd)) m_status++; |
| 141 | else return path_cmd_line_to; |
| 142 | |
| 143 | case 6: |
| 144 | m_arc.init(m_x1 + m_rx4, m_y2 - m_ry4, m_rx4, m_ry4, |
| 145 | pi*0.5, pi); |
| 146 | m_arc.rewind(0); |
| 147 | m_status++; |
| 148 | |
| 149 | case 7: |
| 150 | cmd = m_arc.vertex(x, y); |
| 151 | if(is_stop(cmd)) m_status++; |
| 152 | else return path_cmd_line_to; |
| 153 | |
| 154 | case 8: |
| 155 | cmd = path_cmd_end_poly | path_flags_close | path_flags_ccw; |
| 156 | m_status++; |
| 157 | break; |
| 158 | } |
| 159 | return cmd; |
| 160 | } |
| 161 | |
| 162 |