o
    huY                     @   s  d dl mZ d dlmZmZmZmZmZmZm	Z	m
Z
mZmZ d dlmZ d dlmZmZ d dlmZ d dlmZ d dlmZ d dlmZ d d	lmZ d d
lmZmZ d dlm Z  d dl!m"Z" ddl#m$Z$m%Z%m&Z&m'Z' e$Z(e%Z)dd Z*eddd Z+dd Z,dZ-dd Z.dd Z/dd Z0dd Z1edd Z2d!d" Z3d1d$d%Z4d&d' Z5d(d) Z6G d*d+ d+eZ7G d,d- d-e7Z8G d.d/ d/e Z9d0S )2    )
namedtuple)
maxStackLimitTopDictIndex
buildOrdertopDictOperatorstopDictOperators2privateDictOperatorsprivateDictOperators2FDArrayIndexFontDictVarStoreData)BytesIO)specializeCommandscommandsToProgram)newTable)varLib)allEqual)deprecateFunction)	roundFunc)T2CharStringT2OutlineExtractor)T2CharStringPen)partial   )VarLibCFFDictMergeErrorVarLibCFFPointTypeMergeErrorVarLibCFFHintTypeMergeErrorVarLibMergeErrorc                 C   s   | d }dd |j D }tj||}tj||}| d jjd }t|d|_|j	d j
d u rB|j	}	|	D ]}
t|
drA|j|
j_
q5d S d S )Nfvarc                 S      g | ]}|j qS  )axisTag).0axisr    r    h/var/www/html/construction_image-detection-poc/venv/lib/python3.10/site-packages/fontTools/varLib/cff.py
<listcomp>(       z"addCFFVarStore.<locals>.<listcomp>CFF2r   )
otVarStorePrivate)axesr   builderbuildVarRegionListbuildVarStorecfftopDictIndexr   VarStoreFDArrayvstorehasattrr)   )varFontvarModelvarDataListmasterSupports	fvarTableaxisKeysvarTupleListvarStoreCFFVtopDictfdArrayfontDictr    r    r$   addCFFVarStore&   s   

r?   z8Use fontTools.cffLib.CFFToCFF2.convertCFFToCFF2 instead.c                 C   s   ddl m} || S )Nr   )convertCFFToCFF2)fontTools.cffLib.CFFToCFF2r@   )r4   r@   r    r    r$   convertCFFtoCFF25   s   rB   c                 C   s   t | tr|  rt| S | S N)
isinstancefloat
is_integerint)numr    r    r$   conv_to_int<   s   rI   )
BlueValues
OtherBluesFamilyBluesFamilyOtherBlues	BlueScale	BlueShiftBlueFuzzStdHWStdVW	StemSnapH	StemSnapVc                 C   s6   | | }|| }||v r|| }|| j }|S d }|S rC   )r)   )regionFDArraysfd_indexrifd_mapregion_fdArrayregion_fd_mapregion_fdIndexprivater    r    r$   get_privateQ   s   
r]   c              
      s  | d }| dd }t |d drdd |D }ndd |D }t|jD ]$\}}|j}	t|	dd}
||
 \}}g }|jdd D ]}|j|d }|| qB|	g}|	}|D ]}t||||}|du ri|}n|}|| qYt	|}|	j
 D ]\ }g } tvrqzt|trz fd	d|D }W n ty   td
j d Y qzw zt| }W n ty   t ||w 	 dg| d}|D ]'}fddt|D }|st|sd}|||}|d |d< || q|sdd |D }n fdd|D }t|s||}n|d }t|tr@t|D ]%\}}t|tr7t|D ]\}}t||| |< q'qt|||< qnt|}||	j
 < qzq%dS )a  
    I step through the FontDicts in the FDArray of the varfont TopDict.
    For each varfont FontDict:

    * step through each key in FontDict.Private.
    * For each key, step through each relevant source font Private dict, and
      build a list of values to blend.

    The 'relevant' source fonts are selected by first getting the right
    submodel using ``vsindex_dict[vsindex]``. The indices of the
    ``subModel.locations`` are mapped to source font list indices by
    assuming the latter order is the same as the order of the
    ``var_model.locations``. I can then get the index of each subModel
    location in the list of ``var_model.locations``.
    r   r   Nr1   c                 S   r   r    )r1   r"   	fdTopDictr    r    r$   r%   p   r&   z&merge_PrivateDicts.<locals>.<listcomp>c                 S   s   g | ]}|gqS r    r    r^   r    r    r$   r%   r   r&   vsindexc                       g | ]}|j   qS r    rawDictr"   pdkeyr    r$   r%          z\Warning: {key} in default font Private dict is missing from another font, and was discarded.rf   Fc                    s   g | ]
\}}| |  qS r    r    )r"   ival)prev_val_listr    r$   r%          Tc                 S   s   g | ]}|d  qS r   r    )r"   datar    r    r$   r%      s    c                    ra   r    rb   rd   rf   r    r$   r%      rh   )r3   	enumerater1   r)   getattr	locationsindexappendr]   lenrc   itemspd_blend_fieldsrD   listKeyErrorprintformatzip
IndexErrorr   r   	getDeltasrI   )	top_dictsvsindex_dict	var_modelrX   r<   region_top_dictsrU   rV   	font_dictprivate_dictr`   	sub_model_master_indiceslocri   pdslast_pdrW   re   num_mastersvaluedataListvaluesany_points_differval_listrel_listdeltasitemjjtemr    )rg   rk   r$   merge_PrivateDicts\   s   




r   c                 C   s   d| v r| d S | d S )NzCFF r'   r    )fontr    r    r$   _cff_or_cff2   s   r   c                 C   s"  i }|d }|dd }t |}t|jjd }t|ds*dd t|D |d< |S i }|j}| }	t|D ]\}
}|||	|
 < ||vrIi ||< q7t|D ]@\}}| }t|jjd }t|dsp||d  }d|| |< qN|j}t|D ]\}
}|||
  }|| }||vr|||< qwqN|S )a  Since a subset source font may have fewer FontDicts in their
    FDArray than the default font, we have to match up the FontDicts in
    the different fonts . We do this with the FDSelect array, and by
    assuming that the same glyph will reference  matching FontDicts in
    each source font. We return a mapping from fdIndex in the default
    font to a dictionary which maps each master list index of each
    region font to the equivalent fdIndex in the region font.r   r   NFDSelectc                 S   s   i | ]}|d qS rm   r    )r"   rW   r    r    r$   
<dictcomp>   r&   zgetfd_map.<locals>.<dictcomp>)	rt   r   r.   r/   r3   ranger   getGlyphOrderro   )r4   
fonts_listrX   default_fontregion_fontsnum_regionsr<   gname_mappingdefault_fdSelect
glyphOrdergidfdIndexrW   region_fontregion_glyphOrderregion_topDictdefault_fdIndexregion_fdSelect
region_mapr    r    r$   	getfd_map   s>   

r   CVarDataz'varDataList masterSupports vsindex_dictc           	      C   st   | d j jd }|gdd |dd  D  }t|j}t||||}t| |}t||j|| t| ||j	|j
 d S )Nr'   r   c                 S   s   g | ]
}t |jjd  qS rm   )r   r.   r/   )r"   ttFontr    r    r$   r%     rl   z&merge_region_fonts.<locals>.<listcomp>r   )r.   r/   rt   mappingmerge_charstringsr   r   r   r?   r6   r7   )	r4   modelordered_fonts_listr   r<   r~   r   cvDatarX   r    r    r$   merge_region_fonts  s   



r   Fc                 C   sv   || vrd S | | }|r9|   |jg krd S t|jdkr9|jd dkr9t|jdks7t|jd ttfv r9d S |S )N   endcharr   r   )	decompileprogramrt   typerG   rE   )charstrings	glyphNamefilterEmptycsr    r    r$   _get_cs  s   
$r   c           
      C   sv   g }| j dd  D ]}||vr|| ||| q	tj|d d}t|}	|	||< | |gf||	< || |	S )Nr   F)supportsrs   rr   r   r+   buildVarDatart   )
r   rg   r7   r   vsindex_by_keyr6   varTupleIndexessupportvar_datar`   r    r    r$   _add_new_vsindex#  s   

r   c                    sv  i }i }g }g }|d j }t| D ]\}	  fddt|D }
||
\}}|d }tg  |d}t|_|| |dd  }t|ddD ]\}}|| t|_|| qF|j|j	|j
|dd}|| < |sjq|jrrd|jvrsqtd	d
 |
D }z|| }W n ty   t||||||}Y nw |dkr|dg|jd d< q|sd| }t|||||| t|||d}|S )Nr   c                    s"   g | ]\}}t |j |d kqS rm   )r   CharStrings)r"   ri   tdgnamer    r$   r%   ;  s    z%merge_charstrings.<locals>.<listcomp>r   )startT)r\   globalSubrsr   optimizeblendc                 s   s    | ]}|d uV  qd S rC   r    )r"   vr    r    r$   	<genexpr>e  s    z$merge_charstrings.<locals>.<genexpr>r`   )T)r6   r7   r   )r   ro   getSubModelCFF2CharStringMergePenMergeOutlineExtractoroutlineExtractordrawrestartgetCharStringr\   r   seen_movetor   tuplerx   r   r   )r   r   r~   masterModelr   r   r6   r7   default_charstringsr   all_csr   model_csdefault_charstringvar_pen	region_cs
region_idxregion_charstringnew_csrg   r`   r   r    r   r$   r   3  sh   



r   c                   @   s   e Zd ZdZdddZdS )CFFToCFF2OutlineExtractorzThis class is used to remove the initial width from the CFF
    charstring without trying to add the width to self.nominalWidthX,
    which is None.r   c                 C   s<   |   }| js|t|d A r|dd  }| j| _d| _|S )Nr   r   )popallgotWidthrt   defaultWidthXwidth)selfevenOddargsr    r    r$   popallWidth  s   z%CFFToCFF2OutlineExtractor.popallWidthNrm   )__name__
__module____qualname____doc__r   r    r    r    r$   r     s    r   c                       sn   e Zd ZdZ		d fdd	Zdd Zdd Zd	d
 Zdd Zdd Z	dd Z
dd Zdd Zdd Z  ZS )r   zUsed to extract the charstring commands - including hints - from a
    CFF charstring in order to merge it as another set of region data
    into a CFF2 variable font charstring.Nc              	      s   t  ||||||| d S rC   )super__init__)r   pen
localSubrsr   nominalWidthXr   r\   blender	__class__r    r$   r     s   
zMergeOutlineExtractor.__init__c                 C   s    |   }| jt|d  | _|S )Nr   )r   	hintCountrt   )r   r   r    r    r$   
countHints  s   z MergeOutlineExtractor.countHintsc                 C   s   | j || d S rC   )r   add_hint)r   r   r   r    r    r$   _hint_op  s   zMergeOutlineExtractor._hint_opc                 C      |   }| d| d S )Nhstemr   r   r   rr   r   r    r    r$   op_hstem     zMergeOutlineExtractor.op_hstemc                 C   r   )Nvstemr   r   r    r    r$   op_vstem  r  zMergeOutlineExtractor.op_vstemc                 C   r   )Nhstemhmr   r   r    r    r$   
op_hstemhm  r  z MergeOutlineExtractor.op_hstemhmc                 C   r   )Nvstemhmr   r   r    r    r$   
op_vstemhm  r  z MergeOutlineExtractor.op_vstemhmc                 C   sN   | j s|  }|r| d| | jd d | _ | jd || j \}}||fS )Nr        r   )hintMaskBytesr   r   r   callingStackgetBytes)r   rr   r   r
  r    r    r$   _get_hintmask  s   z#MergeOutlineExtractor._get_hintmaskc                 C   &   |  |\}}| jd|g ||fS )Nhintmaskr  r   add_hintmaskr   rr   r
  r    r    r$   op_hintmask     z!MergeOutlineExtractor.op_hintmaskc                 C   r  )Ncntrmaskr  r  r    r    r$   op_cntrmask  r  z!MergeOutlineExtractor.op_cntrmask)NN)r   r   r   r   r   r   r   r   r  r  r  r  r  r  __classcell__r    r    r   r$   r     s    	r   c                       s   e Zd ZdZ	d fdd	Zdd Zdd Zd	d
 Zdd Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd Z	d ddZ  ZS )!r   z Pen to merge Type 2 CharStrings.{Gz?c                    sP   t  jd d d|d d| _|| _|| _|| _d| _d| _|| _t	|t
d| _
d S )NT)r   glyphSetr'   roundTolerancer   Fround)r   r   pt_index	_commandsm_indexr   prev_move_idxr   r   r   r  )r   default_commandsr   r   
master_idxr  r   r    r$   r     s   zCFF2CharStringMergePen.__init__c                 C   v   | j dkr| j||gg n#| j| j }|d |kr+t|| jt|d |d | j|d | |  jd7  _d S Nr   r   )r  r  rs   r  r   rt   r   )r   
point_type	pt_coordscmdr    r    r$   	add_point     
z CFF2CharStringMergePen.add_pointc                 C   r#  r$  r  r  rs   r  r   rt   r   )r   	hint_typer   r'  r    r    r$   r     r)  zCFF2CharStringMergePen.add_hintc                 C   s   | j dkr| j|g g | jd|gg n0| j| j }|d |kr3t|| jt|d |d | j|  jd7  _| j| j }|d | |  jd7  _d S )Nr    r   r*  )r   r+  abs_argsr'  r    r    r$   r    s   
z#CFF2CharStringMergePen.add_hintmaskc                 C   s2   | j sd| _ | |}| d| | jd | _d S )NTrmovetor   )r   _pr(  r  r   r   ptr&  r    r    r$   _moveTo  s
   
zCFF2CharStringMergePen._moveToc                 C   s   |  |}| d| d S )Nrlinetor/  r(  r0  r    r    r$   _lineTo  s   
zCFF2CharStringMergePen._lineToc                 C   s.   | j }|||| || }| d| d S )N	rrcurvetor4  )r   pt1pt2pt3r/  r&  r    r    r$   _curveToOne  s   z"CFF2CharStringMergePen._curveToOnec                 C      d S rC   r    r   r    r    r$   
_closePath!     z!CFF2CharStringMergePen._closePathc                 C   r;  rC   r    r<  r    r    r$   _endPath$  r>  zCFF2CharStringMergePen._endPathc                 C   s   d| _ || _d| _d S )Nr   )r   r   )r  r  _p0)r   r   r    r    r$   r   '  s   
zCFF2CharStringMergePen.restartc                 C   s   | j S rC   )r  r<  r    r    r$   getCommands,  s   z"CFF2CharStringMergePen.getCommandsc                 C   s   |D ]}|d }t | }t||d< qd}|D ]X}|d }|dv r9t|d }t|s/td|d d g|d< n4|d }	g }
|	D ]'}t|rO|
|d  qA||dd }|d g| }|d |
| qA|
|d< |}q|S )a  
        We first re-order the master coordinate values.
        For a moveto to lineto, the args are now arranged as::

                [ [master_0 x,y], [master_1 x,y], [master_2 x,y] ]

        We re-arrange this to::

                [	[master_0 x, master_1 x, master_2 x],
                        [master_0 y, master_1 y, master_2 y]
                ]

        If the master values are all the same, we collapse the list to
        as single value instead of a list.

        We then convert this to::

                [ [master_0 x] + [x delta tuple] + [numBlends=1]
                  [master_0 y] + [y delta tuple] + [numBlends=1]
                ]
        r   Nr   )r  r  z3Hintmask values cannot differ between source fonts.)r{   rw   r   r   rs   )r   commandsget_delta_funcr'  r   m_argslastOpopcoordcoords
new_coordsr   r    r    r$   reorder_blend_args/  s4   
z)CFF2CharStringMergePen.reorder_blend_argsNTc                 C   sJ   | j }| |t|j| jd}|rt|dtd}t|}t|||d}|S )Nr  F)generalizeFirstmaxstack)r   r\   r   )	r  rJ  r   r}   r  r   r   r   r   )r   r\   r   r   r   rB  r   
charStringr    r    r$   r   h  s   z$CFF2CharStringMergePen.getCharString)r  )NNNT)r   r   r   r   r   r(  r   r  r2  r5  r:  r=  r?  r   rA  rJ  r   r  r    r    r   r$   r     s"    	:r   N)F):collectionsr   fontTools.cffLibr   r   r   r   r   r   r	   r
   r   r   ior   fontTools.cffLib.specializerr   r   fontTools.ttLibr   	fontToolsr   fontTools.varLib.modelsr   fontTools.misc.loggingToolsr   fontTools.misc.roundToolsr   fontTools.misc.psCharStringsr   r   fontTools.pens.t2CharStringPenr   	functoolsr   errorsr   r   r   r   MergeDictErrorMergeTypeErrorr?   rB   rI   rv   r]   r   r   r   r   r   r   r   r   r   r   r   r    r    r    r$   <module>   s@    0	
t
+
P?