File: //usr/share/inkscape/extensions/perspective.pyc
�
��Yc @ s d Z d d l Z d d l Z d d l Z y d d l m Z m Z e Z Wn
e Z n Xd d l
Z
d d l Z d d l Z d d l
Z
d d l Ty d d l Td d l TWn+ e
j � e
j e d � � e � n Xd e
j f d � � YZ e d k re � Z e j � n d S( s&
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.
Perspective approach & math by Dmitry Platonov, shadowjack@mail.ru, 2006
i����N( t Popent PIPE( t *s� Failed to import the numpy or numpy.linalg modules. These modules are required by this extension. Please install them and try again. On a Debian-like system this can be done with the command, sudo apt-get install python-numpy.t Projectc B s5 e Z d � Z d � Z d � Z d � Z d � Z RS( c C s t j j | � d S( N( t inkext Effectt __init__( t self( ( s- /usr/share/inkscape/extensions/perspective.pyR 0 s c C s= t | j j � d k r5 t j t d � � t � n | j d � } | j | j j d } | j | j j d } | j t j
d d � � r� t j t d | j t j
d d � � � � t � n | j t j
d d
� k s� | j t j
d d
� k r�| j t j
d d
� k r�t j
| d d
d
g d
d d
g g � } t j | j d � � } t | � d k s~t | d � d k r�t j t d � � t � n t j | | � t d# d t �} xP t d � D]B } | d | d d | | d <| d | d d | | d <q�Wi d d 6d d 6d d 6d d 6} | j d } | j j d }
x� | j � D]� } t r�t d | |
| f d t d t d t �} | j � }
| t | j j � � | | <| j j � } q\t j d | |
| f � d \ } } | t | j � � | | <| j! � | j! � q\Wt" | d | d | d g | d | d g | d | d | d g | d | d | d | d g g d t �} q| j t j
d d
� k r�t j t d � � n t j t d � � t � n t j t d � � t � t d$ d t �} t d d t �} xJd% D]B} | | d | | d <| | d | | d <d | | d <| | d | | d | | d <| | d | | d | | d! <| | d | | d d <| | d | | d d <d | | d d" <| | d | | d | | d d <| | d | | d | | d d! <| | d | | <| | d | | d <q2Wt# | | � } t" | d | d | d g | d | d | d" g | d | d! d g g d t �} | j t j
d d
� k r | j$ | | � n | j t j
d d
� k r9| j% | | � n d S(& Ni s+ This extension requires two selected paths.t 1pxi i t typet sodipodisX The first selected object is of type '%s'.
Try using the procedure Path->Object to Path.t patht svgt gg �?g t di sI This extension requires that the second selected path be four nodes long.t dtypet xt yt widtht heighti����s& inkscape --query-%s --query-id=%s "%s"t shellt stdoutt stderrs[ The second selected object is a group, not a path.
Try using the procedure Object->Ungroup.sW The second selected object is not a path.
Try using the procedure Path->Object to Path.sV The first selected object is not a path.
Try using the procedure Path->Object to Path.i i i i i ( i i ( i i ( i i i i (& t lent optionst idsR t errormsgt _t exitt unittouut selectedt gett addNSt tagt simpletransformt composeParentst cubicsuperpatht parsePatht applyTransformToPatht zerost float64t ranget argst keyst bsubprocessR t TrueR t waitt floatR t readR t ost popen3t closet arrayt solvet process_patht
process_group( R t scalet objt envelopet matR t dpt it qt filet idt queryt pt rct errt ft spt solmatrixt free_termt rest
projmatrix( ( s- /usr/share/inkscape/extensions/perspective.pyt effect2 s|
,
6*(
""
+ &
y
##''Vc C sq xj | D]b } | j t j d d � k r; | j | | � n | j t j d d � k r | j | | � q q Wd S( NR R R
( R! R R R6 R7 ( R t groupt mt node( ( s- /usr/share/inkscape/extensions/perspective.pyR7 | s
c C s t j | d d d g d d d g g � } | j d � } t j | � } t j | | � xm | D]e } x\ | D]T } | j | d | � | d <| j | d | � | d <| j | d | � | d <ql Wq_ Wt j | � } t j | | � | j d t j | � � d S( Ng �?g R i i i (
R" R# R R$ R% R& t
project_pointt invertTransformt sett
formatPath( R R RM R; R RB t subst csp( ( s- /usr/share/inkscape/extensions/perspective.pyR6 � s *
"c C s� | d } | d } | | d d | | d d | d d | | d d | | d d | d d | | d d | | d d | d d | | d d | | d d | d d g S( Ni i i ( ( R RB RM R R ( ( s- /usr/share/inkscape/extensions/perspective.pyRO � s
( t __name__t
__module__R RK R7 R6 RO ( ( ( s- /usr/share/inkscape/extensions/perspective.pyR / s
J t __main__( t __doc__t sysR1 t ret
subprocessR R R- R, t FalseR t
simplepathR$ R" t ffgeomt numpyt numpy.linalgt localizeR R R R R RU t et affect( ( ( s- /usr/share/inkscape/extensions/perspective.pyt <module> s0
g