Command	Name	Description
F i	FillRule	i=0:EvenOdd. i=1:NonZero.
M x y	Move	Moveto (x, y).
m x y	Relative move	Moveto (x0+x, y0+y).
L x y	Line	Drawline to (x, y).
l x y	Relative line	Drawline to (x0+x, y0+y).
H x	Horizontal line	Drawline to (x, y0).
h x	Relative horizontal line	Drawline to (x0+x, y0).
V y	Vertical line	Drawline to (x0, y).
v y	Relative vertical line	Drawline to (x0, y0+y).
A xr yr a i j x y	Arc	Drawarc to (x, y) based on ellipse with radii (xr,yr) rotated a degrees. i=1:IsLargeArc. j=1: Clockwise.
a xr yr a i j x y	Relative arc	Drawarc to (x0+x, y0+y).
C x1 y1 x2y2 x3 y3	CubicBézier	DrawBézier to (x3, y3) withcontrol points (x1, y1) and (x2, y2).
c x1 y1 x2y2 x3 y3	Relative cubic Bézier	DrawBézier to (x0+x3,y0+y3) with control points (x0+x1, y0+y1) and (x0+x2, y0+y2).
S x2 y2 x3 y3	Smooth cubic Bézier	DrawBézier to (x3, y3) with reflected control point and (x2, y2).
s x2 y2 x3y3	Relative smooth cubic Bézier	DrawBézier to (x0+x3,y0+y3) with reflected control point and (x0+x2, y0+y2).
Q x1 y1 x2y2	Quadratic Bézier	Drawquadratic Bézier to (x2, y2)with control point (x1, y1).
q x1 y1 x2y2	Relative quadratic Bézier	Drawquadratic Bézier to (x0+x2,y0+y2) with control point(x0+x1, y0+y1).
Z z	Closefigure

From: 《Application = Code + Markup : A Guide to the Microsoft Windows Presentation Foundation》 by Charles Petzold