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%% $Id: pst-spinner.pro 466 2017-05-23 05:41:09Z herbert $
%% Package `pst-spinner.pro'
%%
%%
%% This program can be redistributed and/or modified under the terms
%% of the LaTeX Project Public License Distributed from CTAN archives
%% in directory macros/latex/base/lppl.txt.
%%
/tx@spinnerDict 20 dict def tx@spinnerDict begin
%
/arctan { dup 0 ge { 1 atan }{ neg 1 atan neg } ifelse } def
/BallBearing {
/point exch def
/couleur exch def
newpath
point ri 0 360 arc
point ri 0.15 cm add 360 0 arcn
closepath
0.25 setgray
fill
newpath
point r1 0 360 arc
point r1 0.15 cm sub 360 0 arcn
closepath
0.25 setgray
fill
newpath
point r1 0.15 cm sub 0 360 arc
point ri 0.15 cm add 360 0 arcn
closepath
couleur
fill
} def
%
% le contour du triple fidget spinner
/TripleSpinner {
1 setlinejoin
newpath
O1 /yO1 exch def /xO1 exch def
xO1 r1 a1 add alpha1 neg cos mul add
yO1 r1 a1 add alpha1 neg sin mul add
moveto
O1 r1 a1 add alpha1 neg alpha1 180 add arc
A' r2 alpha1 beta1 arcn
O2 r1 a1 add 180 beta1 add alpha2 arc
C' r2 alpha2 180 sub alpha2 neg arcn
O3 r1 a1 add alpha2 neg 180 add 360 beta1 sub arc
B' r2 beta1 180 sub neg alpha1 180 sub neg arcn
r1 rho moveto
O1 r1 360 0 arcn
r1 0 moveto
0 0 r1 360 0 arcn
O2 moveto r1 0 rmoveto
O2 r1 360 0 arcn
O3 moveto r1 0 rmoveto
O3 r1 360 0 arcn
} def
%
/makeSpinner {
1 setlinecap
/r1 1.1 cm def
/ri 0.4 cm def
/a1 R1 3 div r1 sub def
/rho R1 r1 sub a1 sub def
/r2 2 r1 mul a1 mul 3 a1 dup mul mul add rho dup mul add rho r1 a1 2 mul add mul sub
rho 2 a1 mul sub div def
/rho2 r2 r1 add 2 a1 mul add def
/alpha1 rho rho2 2 div sub rho2 3 sqrt mul 2 div div arctan def
/beta1 rho rho2 add neg 3 sqrt rho2 rho sub mul div arctan def
/alpha2 rho 2 div neg rho2 add 3 sqrt 2 div rho mul neg div arctan def
/A {0 R1} def
/B {R1 3 sqrt mul -2 div R1 -2 div} def
/C {R1 3 sqrt mul 2 div R1 -2 div} def
/O1 {0 rho} def
/O2 {rho 3 sqrt mul -2 div rho -2 div} def
/O3 {rho 3 sqrt mul 2 div rho -2 div} def
/A' {rho2 3 sqrt mul 2 div neg rho2 2 div} def
/B' {rho2 3 sqrt mul 2 div rho2 2 div} def
/C' {0 rho2 neg} def
gsave
spinnerROT rotate
gsave
TripleSpinner
clip
ifPst@customize { spinnerImage }{ spinnerFillColor fill } ifelse
grestore
TripleSpinner
spinnerLineColor
spinnerLW SLW
stroke
{color1} {O1} BallBearing
{color2} {O2} BallBearing
{color3} {O3} BallBearing
{color0} {0 0} BallBearing
grestore
ifPst@mask {
ifPst@customizeMask {
gsave
newpath
r1 0 moveto
0 0 r1 0 360 arc
closepath
clip
spinnerImage
grestore
}{
newpath
0 0 r1 0 360 arc
colorMask
fill
} ifelse
0 0 r1 0 360 arc
0.5 setlinewidth
0 setgray
stroke
} if
} def % makeSpinner
%
end
%%
%% end
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