U
    i2e+                     @   s   d 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 dd	lmZ dd
lmZmZ G dd deZG dd deZG dd deZG dd deZG dd deZG dd deZdd ZdS )zGlyphSets returned by a TTFont.    )ABCabstractmethod)Mapping)contextmanagercopy)SimpleNamespace)otRound)deprecateFunction)	Transform)TransformPenTransformPointPenc                   @   sb   e Zd ZdZdd ZeedddZedd Zd	d
 Z	dd Z
dd Zededdd ZdS )_TTGlyphSetzlGeneric dict-like GlyphSet class that pulls metrics from hmtx and
    glyph shape from TrueType or CFF.
    c                 C   s   || _ d| j kr&dd | j d jD ni | _|d k	r8|ni | _i | _|d k	rP|ni | _d| _g | _g | _|| _	|d j
| _t|ddd | _d | _|rddlm} t|d	d
d | _| jd k	r|| jj|d j|| _d S )Nfvarc                 S   s   i | ]}|j d qS )r   )ZaxisTag).0Zaxis r   >/tmp/pip-unpacked-wheel-txsm8jh_/fontTools/ttLib/ttGlyphSet.py
<dictcomp>   s      z(_TTGlyphSet.__init__.<locals>.<dictcomp>r   ZhmtxZvmtxmetricsVarStoreInstancerZHVARtable)fontaxesdefaultLocationNormalizedlocationrawLocationoriginalLocationdepthlocationStackrawLocationStackglyphsMappingr   hMetricsgetattrgetvMetrics	hvarTablefontTools.varLib.varStorer   ZVarStorehvarInstancer)selfr   r   r!   r   r   r   r   __init__   s0    
  z_TTGlyphSet.__init__)resetc                 c   s   | j | j | j| j |r:| j | _| j | _n| j | _i | _| j| | j| z
d V  W 5 | j 	 | _| j	 | _X d S N)
r   appendr   r    r   r   r   r   updatepop)r)   r   r+   r   r   r   pushLocation/   s    
z_TTGlyphSet.pushLocationc              	   c   s4   z| j }|  j d7  _ |V  W 5 |  j d8  _ X d S )N   )r   )r)   r   r   r   r   	pushDepthB   s
    
z_TTGlyphSet.pushDepthc                 C   s
   || j kS r,   r!   r)   	glyphNamer   r   r   __contains__K   s    z_TTGlyphSet.__contains__c                 C   s   t | j S r,   )iterr!   keysr)   r   r   r   __iter__N   s    z_TTGlyphSet.__iter__c                 C   s
   t | jS r,   )lenr!   r9   r   r   r   __len__Q   s    z_TTGlyphSet.__len__z#use 'glyphName in glyphSet' instead)categoryc                 C   s
   || j kS r,   r3   r4   r   r   r   has_keyT   s    z_TTGlyphSet.has_keyN)__name__
__module____qualname____doc__r*   r   boolr0   r2   r6   r:   r<   r
   DeprecationWarningr>   r   r   r   r   r      s   
 r   c                       s$   e Zd Z fddZdd Z  ZS )_TTGlyphSetGlyfc                    s,   |d | _ t ||| j  |d| _d S )NZglyfZgvar)	glyfTablesuperr*   r$   	gvarTable)r)   r   r   	__class__r   r   r*   \   s    
z_TTGlyphSetGlyf.__init__c                 C   s
   t | |S r,   )_TTGlyphGlyfr4   r   r   r   __getitem__a   s    z_TTGlyphSetGlyf.__getitem__r?   r@   rA   r*   rL   __classcell__r   r   rI   r   rE   [   s   rE   c                       s$   e Zd Z fddZdd Z  ZS )_TTGlyphSetCFFc                    s   d|krdnd}t || j d j| _t ||| j d | _|rddlm	} t
| jdd }|d k	r||j|d j|}|j| _d S )NZCFF2zCFF r   r   varStorer   )listZcffvaluesZCharStringscharStringsrG   r*   blenderr'   r   r#   Z
otVarStorer   ZinterpolateFromDeltas)r)   r   r   ZtableTagr   rP   Z	instancerrI   r   r   r*   f   s      z_TTGlyphSetCFF.__init__c                 C   s
   t | |S r,   )_TTGlyphCFFr4   r   r   r   rL   u   s    z_TTGlyphSetCFF.__getitem__rM   r   r   rI   r   rO   e   s   rO   c                   @   s,   e Zd ZdZdd Zedd Zdd ZdS )	_TTGlyphaS  Glyph object that supports the Pen protocol, meaning that it has
    .draw() and .drawPoints() methods that take a pen object as their only
    argument. Additionally there are 'width' and 'lsb' attributes, read from
    the 'hmtx' table.

    If the font contains a 'vmtx' table, there will also be 'height' and 'tsb'
    attributes.
    c                 C   s   || _ || _|j| \| _| _|jd k	r<|j| \| _| _nd\| _| _|jr|j	d k	r|j	j
d krp|j|n|j	j
j| }|  j|j| 7  _d S )NNN)glyphSetnamer"   widthlsbr%   heighttsbr   r&   ZAdvWidthMapr   Z
getGlyphIDmappingr(   )r)   rX   r5   Zvaridxr   r   r   r*      s    

z_TTGlyph.__init__c                 C   s   t dS dDraw the glyph onto ``pen``. See fontTools.pens.basePen for details
        how that works.
        N)NotImplementedErrorr)   penr   r   r   draw   s    z_TTGlyph.drawc                 C   s   ddl m} | || dS )eDraw the glyph onto ``pen``. See fontTools.pens.pointPen for details
        how that works.
        r   )SegmentToPointPenN)ZfontTools.pens.pointPenrf   rd   )r)   rc   rf   r   r   r   
drawPoints   s    z_TTGlyph.drawPointsN)r?   r@   rA   rB   r*   r   rd   rg   r   r   r   r   rV   y   s
   	
rV   c                   @   s4   e Zd Zdd Zdd Zdd Zdd Zd	d
 ZdS )rK   c              	   C   sd   |   \}}| j D}|r d}| rD| ||d W 5 Q R  dS ||| jj| W 5 Q R X dS )r`   r   FN)_getGlyphAndOffsetrX   r2   isVarComposite_drawVarCompositerd   rF   r)   rc   glyphoffsetr   r   r   r   rd      s    z_TTGlyphGlyf.drawc              	   C   sd   |   \}}| j D}|r d}| rD| ||d W 5 Q R  dS ||| jj| W 5 Q R X dS )re   r   TN)rh   rX   r2   ri   rj   rg   rF   rk   r   r   r   rg      s    z_TTGlyphGlyf.drawPointsc           	   
   C   s   ddl m}m} |jD ]}| j|j|j|j@ ~ z|	|j
|j| jj W n\ tk
r   |j }|rt||}| j|j
 | nt||}| j|j
 | Y nX W 5 Q R X qd S )Nr   )VarComponentFlagsVAR_COMPONENT_TRANSFORM_MAPPING)fontTools.ttLib.tables._g_l_y_frn   ro   
componentsrX   r0   r   flagsZRESET_UNSPECIFIED_AXESZaddVarComponentr5   Z	transformr   AttributeErrorZtoTransformr   rg   r   rd   )	r)   rl   rc   Z
isPointPenrn   ro   comptZtPenr   r   r   rj      s&    
 
  


z_TTGlyphGlyf._drawVarCompositec                 C   sN   | j jr| j jd k	r|  }n| j j| j }t|drB| j|j nd}||fS )NxMinr   )	rX   r   rH   _getGlyphInstancerF   rY   hasattrr[   rv   )r)   rl   rm   r   r   r   rh      s
    
z_TTGlyphGlyf._getGlyphAndOffsetc                 C   s<  ddl m} ddlm} ddlm} | j}|j}|jj	| j
 }|j}|j}|| j
||\}	}
d\}}|D ]}||j|j}|sqj|j}d |kr|d kr|| j
||\}}|d dkr|d nttt|d }||||}|	||| 7 }	qjt|| j
 }t||	|\}}}}|| _|| _|jd kr8|| _|| _|S )Nr   )	iup_delta)GlyphCoordinates)supportScalarrW   r1   )ZfontTools.varLib.iupry   rp   rz   ZfontTools.varLib.modelsr{   rX   rF   rH   
variationsrY   r"   r%   Z_getCoordinatesAndControlsr   r   coordinatesrQ   ranger;   r   _setCoordinatesr[   r]   r&   rZ   r\   )r)   ry   rz   r{   rX   rF   r|   r"   r%   r}   _Z
origCoordsZendPtsvarZscalardeltacontrolrl   rZ   r[   r\   r]   r   r   r   rw      sL        &z_TTGlyphGlyf._getGlyphInstanceN)r?   r@   rA   rd   rg   rj   rh   rw   r   r   r   r   rK      s
   	rK   c                   @   s   e Zd Zdd ZdS )rU   c                 C   s   | j j| j || j j dS r_   )rX   rS   rY   rd   rT   rb   r   r   r   rd     s    z_TTGlyphCFF.drawN)r?   r@   rA   rd   r   r   r   r   rU     s   rU   c                 C   st  t |dkst|d d }|d d }|d d }|d d }tdD ]
}|d= qH|  rt |t | jksrtdd	 | jD | _t|| jD ]\}}	t|	d
r|\|	_|	_qnx| 	 rdd	 | jD | _| jD ]}	|	
|}q|rtn>| jdkrt |dks*tnt |t | jks$t|| _| | t|| }
t|| }t| j| }t|| j }|
|||fS )N   r   r1   c                 S   s   g | ]}t |qS r   r   r   rt   r   r   r   
<listcomp>(  s     z#_setCoordinates.<locals>.<listcomp>xc                 S   s   g | ]}t |qS r   r   r   r   r   r   r   -  s     )r;   AssertionErrorr~   ZisCompositerq   ziprx   r   yri   ZsetCoordinatesZnumberOfContoursr}   ZrecalcBoundsr	   rv   ZyMax)rl   ZcoordrF   Z	leftSideXZ
rightSideXZtopSideYZbottomSideYr   prt   ZhorizontalAdvanceWidthZverticalAdvanceWidthZleftSideBearingZtopSideBearingr   r   r   r     s@    



r   N)rB   abcr   r   collections.abcr   
contextlibr   r   typesr   ZfontTools.misc.fixedToolsr	   ZfontTools.misc.loggingToolsr
   ZfontTools.misc.transformr   ZfontTools.pens.transformPenr   r   r   rE   rO   rV   rK   rU   r   r   r   r   r   <module>   s    M
,n