Method AddTo

paint/raster/geom.go:130–155

AddTo adds the Path p to q.

(q Adder)

// AddTo adds the Path p to q.
func (p Path) AddTo(q Adder) {
	for i := 0; i < len(p); {
		switch PathCommand(p[i]) {
		case PathMoveTo:
			q.Stop(false) // Fixes issues #1 by described by Djadala; implicit close if currently in path.
			q.Start(fixed.Point26_6{X: p[i+1], Y: p[i+2]})
			i += 3
		case PathLineTo:
			q.Line(fixed.Point26_6{X: p[i+1], Y: p[i+2]})
			i += 3
		case PathQuadTo:
			q.QuadBezier(fixed.Point26_6{X: p[i+1], Y: p[i+2]}, fixed.Point26_6{X: p[i+3], Y: p[i+4]})
			i += 5
		case PathCubicTo:
			q.CubeBezier(fixed.Point26_6{X: p[i+1], Y: p[i+2]},
				fixed.Point26_6{X: p[i+3], Y: p[i+4]}, fixed.Point26_6{X: p[i+5], Y: p[i+6]})
			i += 7
		case PathClose:
			q.Stop(true)
			i++
		default:
			panic("AddTo: bad path")
		}
	}
	q.Stop(false)
}

// ToLength scales the point to the length indicated by ln
func ToLength(p fixed.Point26_6, ln fixed.Int26_6) (q fixed.Point26_6) {