U
    6c                     @   s*   d dl mZmZ dd ZG dd dZdS )    )VariationModelnormalizeValuec                 C   s   t t|  S N)tuplesorteditems)loc r	   C/tmp/pip-unpacked-wheel-n2hbwplv/fontTools/feaLib/variableScalar.pyLocation   s    r   c                   @   s   e Zd ZdZi Zedd Zi fddZdd Ze	dd	 Z
e	d
d Zdd Zdd Zdd Zdd Ze	dd Zdd Ze	dd Zdd Zdd ZdS )VariableScalarzFA scalar with different values at different points in the designspace.c                 C   s
   i | _ d S r   )
model_pool)clsr	   r	   r
   clear_cache   s    zVariableScalar.clear_cachec                 C   s.   i | _ i | _| D ]\}}| || qd S r   )valuesaxesr   	add_value)selfZlocation_valuelocationvaluer	   r	   r
   __init__   s    zVariableScalar.__init__c                 C   sP   g }| j  D ].\}}ddd |D }|d||f  qdd| d S )N,c                 S   s   g | ]\}}d ||f qS )z%s=%ir	   ).0axr   r	   r	   r
   
<listcomp>   s     z+VariableScalar.__repr__.<locals>.<listcomp>z%s:%i( ))r   r   joinappend)r   r   r   r   r   r	   r	   r
   __repr__   s
    zVariableScalar.__repr__c                    s,   t | j  t fdd dd  D S )Nc                 3   s   | ]}| d  kV  qdS )r   Nr	   )r   vr   r	   r
   	<genexpr>$   s     z+VariableScalar.does_vary.<locals>.<genexpr>   )listr   anyr   r	   r"   r
   	does_vary!   s    zVariableScalar.does_varyc                 C   s   | j stddd | j D S )Nz=.axes must be defined on variable scalar before interpolatingc                 S   s   i | ]}|j |qS r	   )axisTagr   r   r	   r	   r
   
<dictcomp>,   s      z,VariableScalar.axes_dict.<locals>.<dictcomp>)r   
ValueErrorr'   r	   r	   r
   	axes_dict&   s
    zVariableScalar.axes_dictc                 C   sf   |  |}i }| D ]F}|| jkr4td||f | j| }t|| |j|j|jf||< qt|S )NzUnknown axis %s in %s)	fix_locationkeysr-   r,   r   ZminValuedefaultValueZmaxValuer   )r   r   Znormalized_locationZaxtagaxisr	   r	   r
   _normalized_location.   s    


 
z#VariableScalar._normalized_locationc                 C   s2   t |}| j D ]\}}||kr|j||< q|S r   )dictr-   r   r0   )r   r   tagr1   r	   r	   r
   r.   ;   s
    zVariableScalar.fix_locationc                 C   s"   | j r| |}|| jt|< d S r   )r   r.   r   r   )r   r   r   r	   r	   r
   r   B   s    
zVariableScalar.add_valuec                    s    fdd j  D  _ d S )Nc                    s    i | ]\}}t  ||qS r	   )r   r.   )r   lr!   r'   r	   r
   r+   I   s     z4VariableScalar.fix_all_locations.<locals>.<dictcomp>)r   r   r'   r	   r'   r
   fix_all_locationsH   s    
z VariableScalar.fix_all_locationsc                 C   s8   |    tdd | jD }|| jkr.td| j| S )Nc                 S   s   i | ]}|j |jqS r	   )r)   r0   r*   r	   r	   r
   r+   P   s      z*VariableScalar.default.<locals>.<dictcomp>z Default value could not be found)r6   r   r   r   r,   )r   keyr	   r	   r
   defaultM   s
    
zVariableScalar.defaultc                 C   s8   |}|| j  kr| j | S t| j   }| j||S r   )r   r/   r%   modelZinterpolateFromMasters)r   r   r   r   r	   r	   r
   value_at_locationV   s
    
z VariableScalar.value_at_locationc                    sP   t  j }| jkr" j| S  fdd j D }t|}| j|< |S )Nc                    s   g | ]}t  |qS r	   )r3   r2   )r   kr'   r	   r
   r   b   s     z(VariableScalar.model.<locals>.<listcomp>)r   r   r/   r   r   )r   r7   	locationsmr	   r'   r
   r9   ]   s    


zVariableScalar.modelc                 C   s   t | j }| j|S r   )r%   r   r9   ZgetDeltasAndSupports)r   r   r	   r	   r
   get_deltas_and_supportsg   s    z&VariableScalar.get_deltas_and_supportsc                 C   s.   |   \}}|| ||}t| j|fS r   )r>   ZsetSupportsZstoreDeltasintr8   )r   Zstore_builderZdeltasZsupportsindexr	   r	   r
   add_to_variation_storek   s    

z%VariableScalar.add_to_variation_storeN)__name__
__module____qualname____doc__r   classmethodr   r   r    propertyr(   r-   r2   r.   r   r6   r8   r:   r9   r>   rA   r	   r	   r	   r
   r      s*   




	r   N)ZfontTools.varLib.modelsr   r   r   r   r	   r	   r	   r
   <module>   s   