| 82 | } |
| 83 | |
| 84 | func (c *LineChart) DrawAxes(maxX, minX, maxY, minY float64, index int) { |
| 85 | side := AXIS_LEFT |
| 86 | |
| 87 | if c.Flags&DRAW_INDEPENDENT != 0 { |
| 88 | if index%2 == 0 { |
| 89 | side = AXIS_RIGHT |
| 90 | } |
| 91 | |
| 92 | c.DrawLine(c.paddingX-1, 1, c.Width-c.paddingX, 1, "-") |
| 93 | } else { |
| 94 | c.DrawLine(c.paddingX-1, 1, c.Width-1, 1, "-") |
| 95 | } |
| 96 | |
| 97 | if side == AXIS_LEFT { |
| 98 | c.DrawLine(c.paddingX-1, 1, c.paddingX-1, c.Height-1, "│") |
| 99 | } else { |
| 100 | c.DrawLine(c.Width-c.paddingX, 1, c.Width-c.paddingX, c.Height-1, "│") |
| 101 | } |
| 102 | |
| 103 | left := 0 |
| 104 | if side == AXIS_RIGHT { |
| 105 | left = c.Width - c.paddingX + 1 |
| 106 | } |
| 107 | |
| 108 | if c.Flags&DRAW_RELATIVE != 0 { |
| 109 | c.writeText(ff(minY), left, 1) |
| 110 | } else { |
| 111 | if minY > 0 { |
| 112 | c.writeText("0", left, 1) |
| 113 | } else { |
| 114 | c.writeText(ff(minY), left, 1) |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | c.writeText(ff(maxY), left, c.Height-1) |
| 119 | |
| 120 | c.writeText(ff(minX), c.paddingX, 0) |
| 121 | |
| 122 | x_col := c.data.columns[0] |
| 123 | c.writeText(c.data.columns[0], c.Width/2-utf8.RuneCountInString(x_col)/2, 1) |
| 124 | |
| 125 | if c.Flags&DRAW_INDEPENDENT != 0 || len(c.data.columns) < 3 { |
| 126 | col := c.data.columns[index] |
| 127 | |
| 128 | for idx, char := range strings.Split(col, "") { |
| 129 | start_from := c.Height/2 + len(col)/2 - idx |
| 130 | |
| 131 | if side == AXIS_LEFT { |
| 132 | c.writeText(char, c.paddingX-1, start_from) |
| 133 | } else { |
| 134 | c.writeText(char, c.Width-c.paddingX, start_from) |
| 135 | } |
| 136 | } |
| 137 | } |
| 138 | |
| 139 | if c.Flags&DRAW_INDEPENDENT != 0 { |
| 140 | c.writeText(ff(maxX), c.Width-c.paddingX-len(ff(maxX)), 0) |
| 141 | } else { |