from fontTools.pens.basePen import BasePen, OpenContourError try: import cython COMPILED = cython.compiled except (AttributeError, ImportError): # if cython not installed, use mock module with no-op decorators and types from fontTools.misc import cython COMPILED = False __all__ = ["MomentsPen"] class MomentsPen(BasePen): def __init__(self, glyphset=None): BasePen.__init__(self, glyphset) self.area = 0 self.momentX = 0 self.momentY = 0 self.momentXX = 0 self.momentXY = 0 self.momentYY = 0 def _moveTo(self, p0): self.__startPoint = p0 def _closePath(self): p0 = self._getCurrentPoint() if p0 != self.__startPoint: self._lineTo(self.__startPoint) def _endPath(self): p0 = self._getCurrentPoint() if p0 != self.__startPoint: raise OpenContourError("Glyph statistics not defined on open contours.") @cython.locals(r0=cython.double) @cython.locals(r1=cython.double) @cython.locals(r2=cython.double) @cython.locals(r3=cython.double) @cython.locals(r4=cython.double) @cython.locals(r5=cython.double) @cython.locals(r6=cython.double) @cython.locals(r7=cython.double) @cython.locals(r8=cython.double) @cython.locals(r9=cython.double) @cython.locals(r10=cython.double) @cython.locals(r11=cython.double) @cython.locals(r12=cython.double) @cython.locals(x0=cython.double, y0=cython.double) @cython.locals(x1=cython.double, y1=cython.double) def _lineTo(self, p1): x0, y0 = self._getCurrentPoint() x1, y1 = p1 r0 = x1 * y0 r1 = x1 * y1 r2 = x1**2 r3 = r2 * y1 r4 = y0 - y1 r5 = r4 * x0 r6 = x0**2 r7 = 2 * y0 r8 = y0**2 r9 = y1**2 r10 = x1**3 r11 = y0**3 r12 = y1**3 self.area += -r0 / 2 - r1 / 2 + x0 * (y0 + y1) / 2 self.momentX += -r2 * y0 / 6 - r3 / 3 - r5 * x1 / 6 + r6 * (r7 + y1) / 6 self.momentY += ( -r0 * y1 / 6 - r8 * x1 / 6 - r9 * x1 / 6 + x0 * (r8 + r9 + y0 * y1) / 6 ) self.momentXX += ( -r10 * y0 / 12 - r10 * y1 / 4 - r2 * r5 / 12 - r4 * r6 * x1 / 12 + x0**3 * (3 * y0 + y1) / 12 ) self.momentXY += ( -r2 * r8 / 24 - r2 * r9 / 8 - r3 * r7 / 24 + r6 * (r7 * y1 + 3 * r8 + r9) / 24 - x0 * x1 * (r8 - r9) / 12 ) self.momentYY += ( -r0 * r9 / 12 - r1 * r8 / 12 - r11 * x1 / 12 - r12 * x1 / 12 + x0 * (r11 + r12 + r8 * y1 + r9 * y0) / 12 ) @cython.locals(r0=cython.double) @cython.locals(r1=cython.double) @cython.locals(r2=cython.double) @cython.locals(r3=cython.double) @cython.locals(r4=cython.double) @cython.locals(r5=cython.double) @cython.locals(r6=cython.double) @cython.locals(r7=cython.double) @cython.locals(r8=cython.double) @cython.locals(r9=cython.double) @cython.locals(r10=cython.double) @cython.locals(r11=cython.double) @cython.locals(r12=cython.double) @cython.locals(r13=cython.double) @cython.locals(r14=cython.double) @cython.locals(r15=cython.double) @cython.locals(r16=cython.double) @cython.locals(r17=cython.double) @cython.locals(r18=cython.double) @cython.locals(r19=cython.double) @cython.locals(r20=cython.double) @cython.locals(r21=cython.double) @cython.locals(r22=cython.double) @cython.locals(r23=cython.double) @cython.locals(r24=cython.double) @cython.locals(r25=cython.double) @cython.locals(r26=cython.double) @cython.locals(r27=cython.double) @cython.locals(r28=cython.double) @cython.locals(r29=cython.double) @cython.locals(r30=cython.double) @cython.locals(r31=cython.double) @cython.locals(r32=cython.double) @cython.locals(r33=cython.double) @cython.locals(r34=cython.double) @cython.locals(r35=cython.double) @cython.locals(r36=cython.double) @cython.locals(r37=cython.double) @cython.locals(r38=cython.double) @cython.locals(r39=cython.double) @cython.locals(r40=cython.double) @cython.locals(r41=cython.double) @cython.locals(r42=cython.double) @cython.locals(r43=cython.double) @cython.locals(r44=cython.double) @cython.locals(r45=cython.double) @cython.locals(r46=cython.double) @cython.locals(r47=cython.double) @cython.locals(r48=cython.double) @cython.locals(r49=cython.double) @cython.locals(r50=cython.double) @cython.locals(r51=cython.double) @cython.locals(r52=cython.double) @cython.locals(r53=cython.double) @cython.locals(x0=cython.double, y0=cython.double) @cython.locals(x1=cython.double, y1=cython.double) @cython.locals(x2=cython.double, y2=cython.double) def _qCurveToOne(self, p1, p2): x0, y0 = self._getCurrentPoint() x1, y1 = p1 x2, y2 = p2 r0 = 2 * y1 r1 = r0 * x2 r2 = x2 * y2 r3 = 3 * r2 r4 = 2 * x1 r5 = 3 * y0 r6 = x1**2 r7 = x2**2 r8 = 4 * y1 r9 = 10 * y2 r10 = 2 * y2 r11 = r4 * x2 r12 = x0**2 r13 = 10 * y0 r14 = r4 * y2 r15 = x2 * y0 r16 = 4 * x1 r17 = r0 * x1 + r2 r18 = r2 * r8 r19 = y1**2 r20 = 2 * r19 r21 = y2**2 r22 = r21 * x2 r23 = 5 * r22 r24 = y0**2 r25 = y0 * y2 r26 = 5 * r24 r27 = x1**3 r28 = x2**3 r29 = 30 * y1 r30 = 6 * y1 r31 = 10 * r7 * x1 r32 = 5 * y2 r33 = 12 * r6 r34 = 30 * x1 r35 = x1 * y1 r36 = r3 + 20 * r35 r37 = 12 * x1 r38 = 20 * r6 r39 = 8 * r6 * y1 r40 = r32 * r7 r41 = 60 * y1 r42 = 20 * r19 r43 = 4 * r19 r44 = 15 * r21 r45 = 12 * x2 r46 = 12 * y2 r47 = 6 * x1 r48 = 8 * r19 * x1 + r23 r49 = 8 * y1**3 r50 = y2**3 r51 = y0**3 r52 = 10 * y1 r53 = 12 * y1 self.area += ( -r1 / 6 - r3 / 6 + x0 * (r0 + r5 + y2) / 6 + x1 * y2 / 3 - y0 * (r4 + x2) / 6 ) self.momentX += ( -r11 * (-r10 + y1) / 30 + r12 * (r13 + r8 + y2) / 30 + r6 * y2 / 15 - r7 * r8 / 30 - r7 * r9 / 30 + x0 * (r14 - r15 - r16 * y0 + r17) / 30 - y0 * (r11 + 2 * r6 + r7) / 30 ) self.momentY += ( -r18 / 30 - r20 * x2 / 30 - r23 / 30 - r24 * (r16 + x2) / 30 + x0 * (r0 * y2 + r20 + r21 + r25 + r26 + r8 * y0) / 30 + x1 * y2 * (r10 + y1) / 15 - y0 * (r1 + r17) / 30 ) self.momentXX += ( r12 * (r1 - 5 * r15 - r34 * y0 + r36 + r9 * x1) / 420 + 2 * r27 * y2 / 105 - r28 * r29 / 420 - r28 * y2 / 4 - r31 * (r0 - 3 * y2) / 420 - r6 * x2 * (r0 - r32) / 105 + x0**3 * (r30 + 21 * y0 + y2) / 84 - x0 * ( r0 * r7 + r15 * r37 - r2 * r37 - r33 * y2 + r38 * y0 - r39 - r40 + r5 * r7 ) / 420 - y0 * (8 * r27 + 5 * r28 + r31 + r33 * x2) / 420 ) self.momentXY += ( r12 * (r13 * y2 + 3 * r21 + 105 * r24 + r41 * y0 + r42 + r46 * y1) / 840 - r16 * x2 * (r43 - r44) / 840 - r21 * r7 / 8 - r24 * (r38 + r45 * x1 + 3 * r7) / 840 - r41 * r7 * y2 / 840 - r42 * r7 / 840 + r6 * y2 * (r32 + r8) / 210 + x0 * ( -r15 * r8 + r16 * r25 + r18 + r21 * r47 - r24 * r34 - r26 * x2 + r35 * r46 + r48 ) / 420 - y0 * (r16 * r2 + r30 * r7 + r35 * r45 + r39 + r40) / 420 ) self.momentYY += ( -r2 * r42 / 420 - r22 * r29 / 420 - r24 * (r14 + r36 + r52 * x2) / 420 - r49 * x2 / 420 - r50 * x2 / 12 - r51 * (r47 + x2) / 84 + x0 * ( r19 * r46 + r21 * r5 + r21 * r52 + r24 * r29 + r25 * r53 + r26 * y2 + r42 * y0 + r49 + 5 * r50 + 35 * r51 ) / 420 + x1 * y2 * (r43 + r44 + r9 * y1) / 210 - y0 * (r19 * r45 + r2 * r53 - r21 * r4 + r48) / 420 ) @cython.locals(r0=cython.double) @cython.locals(r1=cython.double) @cython.locals(r2=cython.double) @cython.locals(r3=cython.double) @cython.locals(r4=cython.double) @cython.locals(r5=cython.double) @cython.locals(r6=cython.double) @cython.locals(r7=cython.double) @cython.locals(r8=cython.double) @cython.locals(r9=cython.double) @cython.locals(r10=cython.double) @cython.locals(r11=cython.double) @cython.locals(r12=cython.double) @cython.locals(r13=cython.double) @cython.locals(r14=cython.double) @cython.locals(r15=cython.double) @cython.locals(r16=cython.double) @cython.locals(r17=cython.double) @cython.locals(r18=cython.double) @cython.locals(r19=cython.double) @cython.locals(r20=cython.double) @cython.locals(r21=cython.double) @cython.locals(r22=cython.double) @cython.locals(r23=cython.double) @cython.locals(r24=cython.double) @cython.locals(r25=cython.double) @cython.locals(r26=cython.double) @cython.locals(r27=cython.double) @cython.locals(r28=cython.double) @cython.locals(r29=cython.double) @cython.locals(r30=cython.double) @cython.locals(r31=cython.double) @cython.locals(r32=cython.double) @cython.locals(r33=cython.double) @cython.locals(r34=cython.double) @cython.locals(r35=cython.double) @cython.locals(r36=cython.double) @cython.locals(r37=cython.double) @cython.locals(r38=cython.double) @cython.locals(r39=cython.double) @cython.locals(r40=cython.double) @cython.locals(r41=cython.double) @cython.locals(r42=cython.double) @cython.locals(r43=cython.double) @cython.locals(r44=cython.double) @cython.locals(r45=cython.double) @cython.locals(r46=cython.double) @cython.locals(r47=cython.double) @cython.locals(r48=cython.double) @cython.locals(r49=cython.double) @cython.locals(r50=cython.double) @cython.locals(r51=cython.double) @cython.locals(r52=cython.double) @cython.locals(r53=cython.double) @cython.locals(r54=cython.double) @cython.locals(r55=cython.double) @cython.locals(r56=cython.double) @cython.locals(r57=cython.double) @cython.locals(r58=cython.double) @cython.locals(r59=cython.double) @cython.locals(r60=cython.double) @cython.locals(r61=cython.double) @cython.locals(r62=cython.double) @cython.locals(r63=cython.double) @cython.locals(r64=cython.double) @cython.locals(r65=cython.double) @cython.locals(r66=cython.double) @cython.locals(r67=cython.double) @cython.locals(r68=cython.double) @cython.locals(r69=cython.double) @cython.locals(r70=cython.double) @cython.locals(r71=cython.double) @cython.locals(r72=cython.double) @cython.locals(r73=cython.double) @cython.locals(r74=cython.double) @cython.locals(r75=cython.double) @cython.locals(r76=cython.double) @cython.locals(r77=cython.double) @cython.locals(r78=cython.double) @cython.locals(r79=cython.double) @cython.locals(r80=cython.double) @cython.locals(r81=cython.double) @cython.locals(r82=cython.double) @cython.locals(r83=cython.double) @cython.locals(r84=cython.double) @cython.locals(r85=cython.double) @cython.locals(r86=cython.double) @cython.locals(r87=cython.double) @cython.locals(r88=cython.double) @cython.locals(r89=cython.double) @cython.locals(r90=cython.double) @cython.locals(r91=cython.double) @cython.locals(r92=cython.double) @cython.locals(r93=cython.double) @cython.locals(r94=cython.double) @cython.locals(r95=cython.double) @cython.locals(r96=cython.double) @cython.locals(r97=cython.double) @cython.locals(r98=cython.double) @cython.locals(r99=cython.double) @cython.locals(r100=cython.double) @cython.locals(r101=cython.double) @cython.locals(r102=cython.double) @cython.locals(r103=cython.double) @cython.locals(r104=cython.double) @cython.locals(r105=cython.double) @cython.locals(r106=cython.double) @cython.locals(r107=cython.double) @cython.locals(r108=cython.double) @cython.locals(r109=cython.double) @cython.locals(r110=cython.double) @cython.locals(r111=cython.double) @cython.locals(r112=cython.double) @cython.locals(r113=cython.double) @cython.locals(r114=cython.double) @cython.locals(r115=cython.double) @cython.locals(r116=cython.double) @cython.locals(r117=cython.double) @cython.locals(r118=cython.double) @cython.locals(r119=cython.double) @cython.locals(r120=cython.double) @cython.locals(r121=cython.double) @cython.locals(r122=cython.double) @cython.locals(r123=cython.double) @cython.locals(r124=cython.double) @cython.locals(r125=cython.double) @cython.locals(r126=cython.double) @cython.locals(r127=cython.double) @cython.locals(r128=cython.double) @cython.locals(r129=cython.double) @cython.locals(r130=cython.double) @cython.locals(r131=cython.double) @cython.locals(r132=cython.double) @cython.locals(x0=cython.double, y0=cython.double) @cython.locals(x1=cython.double, y1=cython.double) @cython.locals(x2=cython.double, y2=cython.double) @cython.locals(x3=cython.double, y3=cython.double) def _curveToOne(self, p1, p2, p3): x0, y0 = self._getCurrentPoint() x1, y1 = p1 x2, y2 = p2 x3, y3 = p3 r0 = 6 * y2 r1 = r0 * x3 r2 = 10 * y3 r3 = r2 * x3 r4 = 3 * y1 r5 = 6 * x1 r6 = 3 * x2 r7 = 6 * y1 r8 = 3 * y2 r9 = x2**2 r10 = 45 * r9 r11 = r10 * y3 r12 = x3**2 r13 = r12 * y2 r14 = r12 * y3 r15 = 7 * y3 r16 = 15 * x3 r17 = r16 * x2 r18 = x1**2 r19 = 9 * r18 r20 = x0**2 r21 = 21 * y1 r22 = 9 * r9 r23 = r7 * x3 r24 = 9 * y2 r25 = r24 * x2 + r3 r26 = 9 * x2 r27 = x2 * y3 r28 = -r26 * y1 + 15 * r27 r29 = 3 * x1 r30 = 45 * x1 r31 = 12 * x3 r32 = 45 * r18 r33 = 5 * r12 r34 = r8 * x3 r35 = 105 * y0 r36 = 30 * y0 r37 = r36 * x2 r38 = 5 * x3 r39 = 15 * y3 r40 = 5 * y3 r41 = r40 * x3 r42 = x2 * y2 r43 = 18 * r42 r44 = 45 * y1 r45 = r41 + r43 + r44 * x1 r46 = y2 * y3 r47 = r46 * x3 r48 = y2**2 r49 = 45 * r48 r50 = r49 * x3 r51 = y3**2 r52 = r51 * x3 r53 = y1**2 r54 = 9 * r53 r55 = y0**2 r56 = 21 * x1 r57 = 6 * x2 r58 = r16 * y2 r59 = r39 * y2 r60 = 9 * r48 r61 = r6 * y3 r62 = 3 * y3 r63 = r36 * y2 r64 = y1 * y3 r65 = 45 * r53 r66 = 5 * r51 r67 = x2**3 r68 = x3**3 r69 = 630 * y2 r70 = 126 * x3 r71 = x1**3 r72 = 126 * x2 r73 = 63 * r9 r74 = r73 * x3 r75 = r15 * x3 + 15 * r42 r76 = 630 * x1 r77 = 14 * x3 r78 = 21 * r27 r79 = 42 * x1 r80 = 42 * x2 r81 = x1 * y2 r82 = 63 * r42 r83 = x1 * y1 r84 = r41 + r82 + 378 * r83 r85 = x2 * x3 r86 = r85 * y1 r87 = r27 * x3 r88 = 27 * r9 r89 = r88 * y2 r90 = 42 * r14 r91 = 90 * x1 r92 = 189 * r18 r93 = 378 * r18 r94 = r12 * y1 r95 = 252 * x1 * x2 r96 = r79 * x3 r97 = 30 * r85 r98 = r83 * x3 r99 = 30 * x3 r100 = 42 * x3 r101 = r42 * x1 r102 = r10 * y2 + 14 * r14 + 126 * r18 * y1 + r81 * r99 r103 = 378 * r48 r104 = 18 * y1 r105 = r104 * y2 r106 = y0 * y1 r107 = 252 * y2 r108 = r107 * y0 r109 = y0 * y3 r110 = 42 * r64 r111 = 378 * r53 r112 = 63 * r48 r113 = 27 * x2 r114 = r27 * y2 r115 = r113 * r48 + 42 * r52 r116 = x3 * y3 r117 = 54 * r42 r118 = r51 * x1 r119 = r51 * x2 r120 = r48 * x1 r121 = 21 * x3 r122 = r64 * x1 r123 = r81 * y3 r124 = 30 * r27 * y1 + r49 * x2 + 14 * r52 + 126 * r53 * x1 r125 = y2**3 r126 = y3**3 r127 = y1**3 r128 = y0**3 r129 = r51 * y2 r130 = r112 * y3 + r21 * r51 r131 = 189 * r53 r132 = 90 * y2 self.area += ( -r1 / 20 - r3 / 20 - r4 * (x2 + x3) / 20 + x0 * (r7 + r8 + 10 * y0 + y3) / 20 + 3 * x1 * (y2 + y3) / 20 + 3 * x2 * y3 / 10 - y0 * (r5 + r6 + x3) / 20 ) self.momentX += ( r11 / 840 - r13 / 8 - r14 / 3 - r17 * (-r15 + r8) / 840 + r19 * (r8 + 2 * y3) / 840 + r20 * (r0 + r21 + 56 * y0 + y3) / 168 + r29 * (-r23 + r25 + r28) / 840 - r4 * (10 * r12 + r17 + r22) / 840 + x0 * ( 12 * r27 + r30 * y2 + r34 - r35 * x1 - r37 - r38 * y0 + r39 * x1 - r4 * x3 + r45 ) / 840 - y0 * (r17 + r30 * x2 + r31 * x1 + r32 + r33 + 18 * r9) / 840 ) self.momentY += ( -r4 * (r25 + r58) / 840 - r47 / 8 - r50 / 840 - r52 / 6 - r54 * (r6 + 2 * x3) / 840 - r55 * (r56 + r57 + x3) / 168 + x0 * ( r35 * y1 + r40 * y0 + r44 * y2 + 18 * r48 + 140 * r55 + r59 + r63 + 12 * r64 + r65 + r66 ) / 840 + x1 * (r24 * y1 + 10 * r51 + r59 + r60 + r7 * y3) / 280 + x2 * y3 * (r15 + r8) / 56 - y0 * (r16 * y1 + r31 * y2 + r44 * x2 + r45 + r61 - r62 * x1) / 840 ) self.momentXX += ( -r12 * r72 * (-r40 + r8) / 9240 + 3 * r18 * (r28 + r34 - r38 * y1 + r75) / 3080 + r20 * ( r24 * x3 - r72 * y0 - r76 * y0 - r77 * y0 + r78 + r79 * y3 + r80 * y1 + 210 * r81 + r84 ) / 9240 - r29 * ( r12 * r21 + 14 * r13 + r44 * r9 - r73 * y3 + 54 * r86 - 84 * r87 - r89 - r90 ) / 9240 - r4 * (70 * r12 * x2 + 27 * r67 + 42 * r68 + r74) / 9240 + 3 * r67 * y3 / 220 - r68 * r69 / 9240 - r68 * y3 / 4 - r70 * r9 * (-r62 + y2) / 9240 + 3 * r71 * (r24 + r40) / 3080 + x0**3 * (r24 + r44 + 165 * y0 + y3) / 660 + x0 * ( r100 * r27 + 162 * r101 + r102 + r11 + 63 * r18 * y3 + r27 * r91 - r33 * y0 - r37 * x3 + r43 * x3 - r73 * y0 - r88 * y1 + r92 * y2 - r93 * y0 - 9 * r94 - r95 * y0 - r96 * y0 - r97 * y1 - 18 * r98 + r99 * x1 * y3 ) / 9240 - y0 * ( r12 * r56 + r12 * r80 + r32 * x3 + 45 * r67 + 14 * r68 + 126 * r71 + r74 + r85 * r91 + 135 * r9 * x1 + r92 * x2 ) / 9240 ) self.momentXY += ( -r103 * r12 / 18480 - r12 * r51 / 8 - 3 * r14 * y2 / 44 + 3 * r18 * (r105 + r2 * y1 + 18 * r46 + 15 * r48 + 7 * r51) / 6160 + r20 * ( 1260 * r106 + r107 * y1 + r108 + 28 * r109 + r110 + r111 + r112 + 30 * r46 + 2310 * r55 + r66 ) / 18480 - r54 * (7 * r12 + 18 * r85 + 15 * r9) / 18480 - r55 * (r33 + r73 + r93 + r95 + r96 + r97) / 18480 - r7 * (42 * r13 + r82 * x3 + 28 * r87 + r89 + r90) / 18480 - 3 * r85 * (r48 - r66) / 220 + 3 * r9 * y3 * (r62 + 2 * y2) / 440 + x0 * ( -r1 * y0 - 84 * r106 * x2 + r109 * r56 + 54 * r114 + r117 * y1 + 15 * r118 + 21 * r119 + 81 * r120 + r121 * r46 + 54 * r122 + 60 * r123 + r124 - r21 * x3 * y0 + r23 * y3 - r54 * x3 - r55 * r72 - r55 * r76 - r55 * r77 + r57 * y0 * y3 + r60 * x3 + 84 * r81 * y0 + 189 * r81 * y1 ) / 9240 + x1 * ( r104 * r27 - r105 * x3 - r113 * r53 + 63 * r114 + r115 - r16 * r53 + 28 * r47 + r51 * r80 ) / 3080 - y0 * ( 54 * r101 + r102 + r116 * r5 + r117 * x3 + 21 * r13 - r19 * y3 + r22 * y3 + r78 * x3 + 189 * r83 * x2 + 60 * r86 + 81 * r9 * y1 + 15 * r94 + 54 * r98 ) / 9240 ) self.momentYY += ( -r103 * r116 / 9240 - r125 * r70 / 9240 - r126 * x3 / 12 - 3 * r127 * (r26 + r38) / 3080 - r128 * (r26 + r30 + x3) / 660 - r4 * (r112 * x3 + r115 - 14 * r119 + 84 * r47) / 9240 - r52 * r69 / 9240 - r54 * (r58 + r61 + r75) / 9240 - r55 * (r100 * y1 + r121 * y2 + r26 * y3 + r79 * y2 + r84 + 210 * x2 * y1) / 9240 + x0 * ( r108 * y1 + r110 * y0 + r111 * y0 + r112 * y0 + 45 * r125 + 14 * r126 + 126 * r127 + 770 * r128 + 42 * r129 + r130 + r131 * y2 + r132 * r64 + 135 * r48 * y1 + 630 * r55 * y1 + 126 * r55 * y2 + 14 * r55 * y3 + r63 * y3 + r65 * y3 + r66 * y0 ) / 9240 + x1 * ( 27 * r125 + 42 * r126 + 70 * r129 + r130 + r39 * r53 + r44 * r48 + 27 * r53 * y2 + 54 * r64 * y2 ) / 3080 + 3 * x2 * y3 * (r48 + r66 + r8 * y3) / 220 - y0 * ( r100 * r46 + 18 * r114 - 9 * r118 - 27 * r120 - 18 * r122 - 30 * r123 + r124 + r131 * x2 + r132 * x3 * y1 + 162 * r42 * y1 + r50 + 63 * r53 * x3 + r64 * r99 ) / 9240 ) if __name__ == "__main__": from fontTools.misc.symfont import x, y, printGreenPen printGreenPen( "MomentsPen", [ ("area", 1), ("momentX", x), ("momentY", y), ("momentXX", x**2), ("momentXY", x * y), ("momentYY", y**2), ], )