File: //usr/share/inkscape/extensions/synfig_output.pyc
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synfig_output.py
An Inkscape extension for exporting Synfig files (.sif)
Copyright (C) 2011 Nikita Kitaev
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
i����N( t deepcopy( t NSSt addNSt etreet errormsg( t
SynfigPrept MalformedSVGErrort
get_dimensiont UnsupportedExceptionc B s e Z d Z RS( sb When part of an element is not supported, this exception is raised to invalidate the whole element( t __name__t
__module__t __doc__( ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyR $ s t SynfigDocumentc B s< e Z d Z d d d d � Z d � Z d � Z d � Z d � Z d � Z d
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<canvas
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fromstringt root_canvast _update_viewboxt gradientst filters( t selft widtht heightt name( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt __init__* s
c C s | j S( N( R ( R ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt get_root_canvasA s c C s
| j j � S( N( R t getroottree( R ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt
get_root_treeD s c C sg d | j d t j | j d t j | j d t j | j d t j f } | j j d | � d S( s5 Update the viewbox to match document width and heights %f %f %f %fg @s view-boxN( R t sift kuxR R t set( R t attr_viewbox( ( s/ /usr/share/inkscape/extensions/synfig_output.pyR G s c C s t | j j d d � � S( NR t 0( t floatR t get( R ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt get_widthQ s c C s' | j j d t | � � | j � d S( NR ( R R t strR ( R t value( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt set_widthT s c C s t | j j d d � � S( NR R ( R R R ( R ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt
get_heightX s c C s' | j j d t | � � | j � d S( NR ( R R R" R ( R R# ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt
set_height[ s c C s | j j d d � S( NR t ( R R ( R ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt get_name_ s c C s! | j j d | � | j � d S( NR ( R R R ( R R# ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt set_nameb s c C s
t j � j S( s Generate a new GUID( t uuidt uuid4t hex( R ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt new_guidl s c C s | t j S( s) Convert distance from SVG to Synfig units( R R ( R t distance( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt distance_svg2sifr s c C s | t j S( s) Convert distance from Synfig to SVG units( R R ( R R. ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt distance_sif2svgv s c C sa | d } | j | d } | | j d 8} | | j d 8} | t j :} | t j :} | | g S( s- Convert SVG coordinate [x, y] to Synfig unitsi i g @( R R R R ( R t vectort xt y( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt coor_svg2sifz s
c C sv | d t j | j d } | d t j | j d } | j | } | j | | g � | k sl t d � � | | g S( s- Convert Synfig coordinate [x, y] to SVG unitsi g @i s& sif to svg coordinate conversion error( R R R R R4 t AssertionError( R R1 R2 R3 ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt coor_sif2svg� s
'c C s� t | � t k r� t | � d k r� t | d � t k sP t | d � t k r� t | d � t k s| t | d � t k r� | j | � } | d | d <| d | d <d Sq� n x0 | D]( } t | � t k r� | j | � q� q� Wd S( sA Scan a list for coordinate pairs and convert them to Synfig unitsi i i N( t typet listt lent intR R4 t list_coor_svg2sif( R t lt l_sifR2 ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyR; � s $,,
c C s� t | � t k r� t | � d k r� t | d � t k sP t | d � t k r� t | d � t k s| t | d � t k r� | j | � } | d | d <| d | d <d Sq� n x0 | D]( } t | � t k r� | j | � q� q� Wd S( s> Scan a list for coordinate pairs and convert them to SVG unitsi i i N( R7 R8 R9 R: R R6 t list_coor_sif2svg( R R< R= R2 ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyR> � s $,,
c C s | j | d � d S( s3 Convert a BLine from SVG to Synfig coordinate unitst pointsN( R; ( R t b( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt bline_coor_svg2sif� s c C s | j | d � d S( s3 Convert a BLine from Synfig to SVG coordinate unitsR? N( R> ( R R@ ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt bline_coor_sif2svg� s t autoc C s� | d k r! | j j d � } n t j | d � } | j d | � | j d | � | rl | j d d � n | j d d � | d k r� t j | � } n t | � t k r� t
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s Build an empty layert layerR7 t desct activet truet falseRC t versionN( t NoneR t makeelementR t
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tangent_scalet matht sqrt( R t p1xt p1yt p2xt p2y( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt _calc_radius� s c C s� | | } | | } | d k rI | d k rI t j t j | | � } nV| d k r~ | d k r~ t j t j | | � } n!| d k r� | d k r� t j | | � } n� | d k r� | d k r� d t j t j | | � } n� | d k r| d k rd t j d } n� | d k r9| d k r9t j d } nf | d k rZ| d k rZd } nE | d k r{| d k r{d } n$ | d k r�| d k r�t j } n | d t j S( s: Calculate angle (in radians) of a tangent given two pointsi i i����i� ( RR t pit atan( R RT RU RV RW t dxt dyt ag( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt _calc_angle� s*
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� t j | d � _ t j | d% � } t j | d � j d d � t j | d& � }! t j |! d � j d d' � t j | d( � }" t j |" d � j d | � t j | d) � }# t j | d* � }$ t j |# d+ � }% |% j d d � t j |$ d+ � }& |& j d d � t j |% d, � }' t j |& d, � }( t j |' d � }) t j |( d � }* |) j d t | � � |* j d t | � � t j |% d- � }+ t j |& d- � }, t j |+ d. � }- t j |, d. � }. |- j d t | � � |. j d t | � � q�Wn{ | d/ k r�t j | d/ � } | j d0 d1 � | j d2 d1 � | d5 k r�x | D] } | j | � q�Wq�n
t d3 | � | r�| j d4 | � n | j d4 | j � � | S(6 s Add a parameter node to a layert paramR RC R7 t realR# t integerR1 R2 i R3 i t colort rt gR@ i t ai s 1.0t gradientt post boolRG RH t times %dss %fst blinet bline_pointt loopR? g �f@t entryt compositet pointR t origins 0.5t splitt t1t t2t radial_compositet radiust thetat angleRO t xress 10.0t yress Unsupported param type %st guidN( RJ R RK R RL R R R t paramTypeR" R R: t textR9 t keysR7 t TrueRX R^ t appendR5 R- (/ R RD R R# t
param_typeRz R_ RN t elR2 R3 Rc Rd R@ Re Rg Rb t ct vertext tg1xt tg1yt tg2xt tg2yt
tg1_radiust tg1_anglet
tg2_radiust tg2_angleRq Rm Rn Ro R1 R Rp t split_elRr Rs t t1_rct t2_rct t1_rt t2_rt t1_radiust t2_radiust t1_tt t2_tt t1_anglet t2_angle( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt build_param� s� 4
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�q7 q7 W| S( sb Create a new layer
Keyword arguments:
layer_type -- layer type string used internally by Synfig
desc -- layer description
params -- a dictionary of parameter names and their values
guids -- a dictionary of parameter types and their guids (optional)
active -- set to False to create a hidden layer
i i Rz N( RP R t defaultLayerParamsR} RJ R� ( R RN RE t paramst guidsRO RF RI RD t default_layer_paramst
param_nameR� t param_valuet
param_guid( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt create_layer� s
#c C s | r t d � n | j d � } | s3 t d � � | d k rT t j | | � } n g } x9 | j � D]+ } | j d � | k rg | j | � qg qg Wt | � d k r� | j | | | | | � nM t | � d k r� t d � n/ | j d | | | | � }
| j | d |
� d S(
s Set a layer parameter
Keyword arguments:
layer -- the layer to set the parameter for
name -- parameter name
value -- parameter value
param_type -- parameter type (default "auto")
guid -- guid of the parameter value
s, Modifying linked parameters is not supportedR7 s Layer does not have a typeRC R i i s, Found multiple parameters with the same nameN(
R5 R R R{ t iterchildrenR R9 R� RJ t replace( R RD R R# R� Rz t
modify_linkedRN t existingR_ t new_param( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt set_param� s
c C st xm | j � D]_ } | | j � k rO | j | | | | d | | d | �q
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Wd S( s� Set layer parameters
Keyword arguments:
layer -- the layer to set the parameter for
params -- a dictionary of parameter names and their values
guids -- a dictionary of parameter types and their guids (optional)
Rz R� N( R} R� ( R RD R� R� R� R� ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt
set_params� s *c C s� | j d � } | s! t d � � | d k rB t j | | � } n x� | j � D]s } | j d � | k rO | d k r� t | d j d d � � S| d k r� t | d j d d � � St d
� qO qO Wd S( s� Get the value of a layer parameter
Keyword arguments:
layer -- the layer to get the parameter from
name -- param name
param_type -- parameter type (default "auto")
NOT FULLY IMPLEMENTED
R7 s Layer does not have a typeRC R R` i R# R Ra s2 Getting this type of parameter not yet implementedN( R R5 R R{ R� R R: t Exception( R RD R R� RN R_ ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt get_param� s
c C s | | j | <d S( s Register a filterN( R ( R t filter_idt f( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt
add_filter s g �?g R' t padc C s� i d d 6| d 6| d 6| d 6| d 6} | g k rR | | d <| j � | d <n" | d k rk | | d
<n t d � | | j | <d S(
s% Register a linear gradient definitiont linearR7 t p1t p2t mtxt spreadMethodt stopst
stops_guidR' t links# Gradient has neither stops nor linkN( R- R R ( R t gradient_idR� R� R� R� R� t
spread_methodRf ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt add_linear_gradient s
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C s� i d d 6| d 6| d 6| d 6| d 6| d 6} | g k rY | | d <| j � | d <n" | d
k rr | | d <n t d � | | j | <d
S( s% Register a radial gradient definitiont radialR7 t centerRu t focusR� R� R� R� R' R� s# Gradient has neither stops nor linkN( R- R R (
R R� R� Ru R� R� R� R� R� Rf ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt add_radial_gradient s
c C s� | | j j � k r d S| j | } d | j � k sH | d d k rL | S| d | j j � k rq t d � n | j | d � } | d | d <| d | d <| d =| | j | <| S( sd
Return a gradient with a given id
Linear gradient format:
{
"type" : "linear",
"p1" : [x, y],
"p2" : [x, y],
"mtx" : mtx,
"stops" : color stops,
"stops_guid": color stops guid,
"spreadMethod": "pad", "reflect", or "repeat"
}
Radial gradient format:
{
"type" : "radial",
"center" : [x, y],
"radius" : r,
"focus" : [x, y],
"mtx" : mtx,
"stops" : color stops,
"stops_guid": color stops guid,
"spreadMethod": "pad", "reflect", or "repeat"
}
Color stops format
{
0.0 : color ([r,g,b,a] or [r,g,b]) at start,
[a number] : color at that position,
1.0 : color at end
}
R� R' s Linked gradient ID not foundR� R� N( R R} RJ R t get_gradient( R R� Rf t linked_gradient( ( s/ /usr/share/inkscape/extensions/synfig_output.pyR� + s #
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c C s | j � } | d d k r) t | d <n | d d k rFt | d <i } x] | d D]Q } | d | } | d k r� | | | d <qT | | | d <| | d | d <qT W| | d <| d d
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<n | d d k r�| j | d � | d <| j | d � | d <n d d d d d d g } x* | D]" } | | j � k r�| | =q�q�W| S( sD Transform gradient to a list of parameters to pass to a Synfig layerR� t repeatRl t reflectR� g �?g @i R7 R� R� i R� R� Ru Rf R� R� R� R� ( t copyR~ R4 R/ R} ( R Rf Rd t new_stopsRg t valt removed_attribsR2 ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt gradient_to_paramsf sF
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t Blurc C s\ | j d | d i t j d d 6| | g d 6�} | rD | | g S| j | | g � Sd S( s! Gaussian blur the given layers by the given x and y amounts
Keyword arguments:
layers -- list of layers
x -- x-amount of blur
y -- x-amount of blur
is_end -- set to True if layers are at the end of a canvas
Returns: list of layers
t blurR� t straightt blend_methodt sizeN( R� R t
blend_methodst op_encapsulate( R t layersR2 R3 R t is_endR� ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt op_blur� s c C su | g k r | S| d k r | S| j | g � } | j | d d t j d � | | } | rd | S| j | � Sd S( s= Apply a color overlay to the given layers
Should be used to apply a gradient or pattern to a shape
Keyword arguments:
layers -- list of layers
overlay -- color layer to apply
is_end -- set to True if layers are at the end of a canvas
Returns: list of layers
i R� s
straight ontoN( RJ R� R� R R� ( R R� t overlayR� t overlay_enct ret( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt op_color� s
s
Inline Canvasc C s6 | g k r | S| j d | d i | d 6�} | g S( s Encapsulate the given layers
Keyword arguments:
layers -- list of layers
name -- Name of the PasteCanvas layer that is created
is_end -- set to True if layers are at the end of a canvas
Returns: list of one layer
t PasteCanvasR� RO ( R� ( R R� R R� RD ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyR� � s c C s� xI | D]A } | j | d � t j d k r | j | j | � | | � Sq Wx7 | D]/ } | j | d � } | j | d | | � qS W| S( sc Increase the opacity of the given layers by a certain amount
Keyword arguments:
layers -- list of layers
opacity -- the opacity to apply (float between 0.0 to 1.0)
name -- name of the Transform layer that is added
is_end -- set to True if layers are at the end of a canvas
Returns: list of layers
R� Rn t amount( R� R R� t op_fadeR� R� ( R R� t opacityR� RD R� ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyR� � s
c C sw | | j j � k r% t d | � n y9 | j | | | | � } t | � t k sY t � | SWn t k
rr | SXd S( s� Apply a filter to the given layers
Keyword arguments:
layers -- list of layers
filter_id -- id of the filter
is_end -- set to True if layers are at the end of a canvas
Returns: list of layers
s Filter %s not foundN( R R} R R7 R8 R5 R ( R R� R� R� R� ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt op_filter� s
c C s� | g k r | S| d k r | S| d } t | � d k sX | j | d d � d k rn | j | � d } n t | � } | j | d t j | � | g S( s[ Set the blend method of the given group of layers
If more than one layer is supplied, they will be encapsulated.
Keyword arguments:
layers -- list of layers
blend_method -- blend method to give the layers
is_end -- set to True if layers are at the end of a canvas
Returns: list of layers
Rn i i R� g �?R� ( R9 R� R� R R� R R� ( R R� R� R� RD ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt op_set_blend s
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� d 6�} | rU| | g S| j | | g � Sd
S( s: Apply a matrix transformation to the given layers
Keyword arguments:
layers -- list of layers
mtx -- transformation matrix
name -- name of the Transform layer that is added
is_end -- set to True if layers are at the end of a canvas
Returns: list of layers
g �?g id i� t warpR� t src_tlt src_brt dest_tlt dest_trt dest_brt dest_blN( RJ t simpletransformt applyTransformToPointR� R4 R� ( R R� R� R R� R� R� R� R� R� R� R� ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyt op_transform, s0 0 N(1 R R
R R R R R R! R$ R% R& R( R) t propertyR R R R- R/ R0 R4 R6 R; R> RA RB RJ R~ RP RX R^ R� R� t FalseR� R� R� R� R� R� R� R� R� R� R� R� R� R� R� ( ( ( s/ /usr/share/inkscape/extensions/synfig_output.pyR ( sV
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