File: //usr/share/inkscape/extensions/funcplot.pyo
�
��Yc @ s� d Z d d l Td d l Td d l m Z d d l Z d d l Z d d l Z d d e e e e e e d � Z
d e j f d � � YZ e
d
k r� e � Z e j � n d S( s,
Copyright (C) 2007 Tavmjong Bah, tavmjong@free.fr
Copyright (C) 2006 Georg Wiora, xorx@quarkbox.de
Copyright (C) 2006 Johan Engelen, johan@shouraizou.nl
Copyright (C) 2005 Aaron Spike, aaron@ekips.org
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
Changes:
* This program is a modified version of wavy.py by Aaron Spike.
* 22-Dec-2006: Wiora : Added axis and isotropic scaling
* 21-Jun-2007: Tavmjong: Added polar coordinates
i����( t *( t deepcopyNs sin(x)s cos(x)c , s� | t k r+ d t � � d t | } n � | k rN t j t d � � g S| | � � | � � � � f d � } |
r� | | d � | d � � � f d � } n | � k r� t j t d � � g S| | � � | � � � � f d � } | ry|
ry� � k rD| d � } � � | | � � | | | � } qy| d � } � � | | � � | | | � } n yT | d k r�t d
| j d � � } n |
d k r�t d
|
j d � � } n Wn t k
r�g SX| � | d } | d
} | d } g } | r�� d k rg| d k rg| j d | | d � g g � | j d | d g g � n � d k r�| d k r�| j d | d � | g g � | j d d | g g � q�n � } | � � } |
r| t | � } | t
| � } | } | } n | s|
r{� | } | | � } |
r\| t | � }! | t
| � }" |! } |" } n | | | }# | | | }$ n d }# | � � }$ | r�| j d | | d � g g � | j d | | � | | � g g � n% | j d | | � | | � g g � xqt t | d � � D]Y}% |% d | � } | | }& | | � } | |& � }' |
r�| t | � }! | t
| � }" |' t |& � }( |' t
|& � }) |! } |" } |( }& |) }' n | s�|
r�| |& | }* | |' | }+ n d }* | | � }+ | j d | | |# | � | | |$ | � | | |* | � | | |+ | � | | � | | � g g � | } | } |* }# |+ }$ qW| r�| j d | | | d � g g � n | S( Ni sI x-interval cannot be zero. Please modify 'Start X value' or 'End X value'c s | � � � S( N( ( t x( t scalext xofft xstart( s* /usr/share/inkscape/extensions/funcplot.pyt <lambda>2 s g @c s | � � S( N( ( R ( t centerxt polar_scalex( s* /usr/share/inkscape/extensions/funcplot.pyR 7 s sh y-interval cannot be zero. Please modify 'Y value of rectangle's top' or 'Y value of rectangle's bottom'c s � | � � S( N( ( t y( t scaleyt ybottomt yoff( s* /usr/share/inkscape/extensions/funcplot.pyR > s i t s
lambda x: t "i g @g����MbP?s M s l s M s L s C (
t Truet pit inkext errormsgt _t evalt stript SyntaxErrort appendt cost sint ranget int(, R t xendR t ytopt samplest widtht heightt leftt bottomt fxt fpxt fponumt times2pit polart isoscalet drawaxist endptst coordxt coordyt xzerot yzerot ft fpt stept thirdt dst at x0t y0t xp0t yp0t x1t y1t xp1t yp1t dx0t dy0t it x2t y2t xp2t yp2t dx1t dy1( ( R R R R
R R R R s* /usr/share/inkscape/extensions/funcplot.pyt drawfunction% s�
(%
""
&t FuncPlotc B s e Z d � Z d � Z RS( c
C sS t j j | � | j j d d d d d d d d d d
d �| j j d d d d d d d
d d d
d �| j j d d d d d d d d t d
d �| j j d d d d d d d d t d
d �| j j d d d d d d d d d d
d �| j j d d d d d d d d d d
d �| j j d d d d d d d d! d d" d
d# �| j j d$ d d d d% d d& d d' d
d( �| j j d) d d d d d d* d t d
d+ �| j j d, d d d d% d d- d d. d
d/ �| j j d0 d d d d d d1 d t d
d2 �| j j d3 d d d d d d4 d t d
d5 �| j j d6 d d d d d d7 d t d
d8 �| j j d9 d d d d d d: d t d
d; �| j j d< d d d d d d= d t d
d> �| j j d? d d d d% d d@ d dA d
dB �| j j dC d d d d% d dD d dE d
dF �| j j dG d d d d% d dH d dE d
dF �d S(I Ns --xstartt actiont storet typet floatt destR t defaultg t helps
Start x-values --xendR g �?s End x-values
--times2pit inkboolR& s Multiply x-range by 2*pis --polarR' s Plot using polar coordinatess --ybottomR g �s y-value of rectangle's bottoms --ytopR s y-value of rectangle's tops -ss --samplesR R i t Sampless --fofxt stringt fofxs sin(x)s f(x) for plottings --fponumR% s* Calculate the first derivative numericallys --fpofxt fpofxs cos(x)s f'(x) for plottings --clipt clips+ If True, clip with copy of source rectangles --removet removes$ If True, source rectangle is removeds
--isoscaleR( s" If True, isotropic scaling is useds
--drawaxisR) s If True, axis are drawns --endptsR* s If True, end points are addeds --tabt tabt samplings' The selected UI-tab when OK was presseds
--funcplotuset funcplotuseR
t dummys --pythonfunctionst pythonfunctions( R t Effectt __init__t OptionParsert
add_optionR t False( t self( ( s* /usr/share/inkscape/extensions/funcplot.pyR\ � s� c
C s� d } x�| j j � D]�\ } } | j t j d d � k r t j j t j d d � � } t | j d � � } t | j d � � } t | j d � � } t | j d � � } | j d � } | r� | j
d | � n | j d � } | r� | j
d | � n | j
d
t j t
| j j | j j | j j | j j | j j | | | | | | j j | j j | j j | j j | j j | j j | j j | j j � � � | j
d | j j � | j � j | � | j j r�| j d � }
|
d k r t j j | j! j" � t j d
d � � }
n t j j |
t j d d � � } | j t# | � � | j$ d � } | j
d | � | j
d d | d � n | j j% r�| j � j% | � q�q q W| d k r�t j& t' d � � n d S( Nt rectt svgt pathR R R R t stylet transformt dt titles /svg:svg//svg:defst defst clipPatht ids clip-paths url(#t )s Please select a rectangle(( t Nonet selectedt iteritemst tagR t addNSt etreet ElementRK t gett sett
simplepatht
formatPathRF t optionsR R R R R RR RS R% R& R' R( R) R* t getparentR RT t xpathSinglet
SubElementt documentt getrootR t uniqueIdRU R R (
R` t newpathRj t nodeR R t wt ht st tRh RT t clipId( ( s* /usr/share/inkscape/extensions/funcplot.pyt effect� sX
-! ( t __name__t
__module__R\ R� ( ( ( s* /usr/share/inkscape/extensions/funcplot.pyRG � s Kt __main__( t __doc__t matht randomt copyR R Ru t simplestyleR R_ RF R[ RG R� t et affect( ( ( s* /usr/share/inkscape/extensions/funcplot.pyt <module> s
!��