// ParseLine parses LINE entities.
func ParseLine(d *drawing.Drawing, data [][2]string) (entity.Entity, error) {
l := entity.NewLine()
var err error
for _, dt := range data {
switch dt[0] {
default:
continue
case "8":
layer, err := d.Layer(dt[1], false)
if err == nil {
l.SetLayer(layer)
}
case "10":
err = setFloat(dt, func(val float64) { l.Start[0] = val })
case "20":
err = setFloat(dt, func(val float64) { l.Start[1] = val })
case "30":
err = setFloat(dt, func(val float64) { l.Start[2] = val })
case "11":
err = setFloat(dt, func(val float64) { l.End[0] = val })
case "21":
err = setFloat(dt, func(val float64) { l.End[1] = val })
case "31":
err = setFloat(dt, func(val float64) { l.End[2] = val })
}
if err != nil {
return l, err
}
}
return l, nil
}
// Line creates a new LINE from (x1, y1, z1) to (x2, y2, z2).
func (d *Drawing) Line(x1, y1, z1, x2, y2, z2 float64) (*entity.Line, error) {
l := entity.NewLine()
l.Start = []float64{x1, y1, z1}
l.End = []float64{x2, y2, z2}
l.SetLayer(d.CurrentLayer)
d.AddEntity(l)
return l, nil
}