o
    h+                  
   @   sN  d Z ddlmZ ddlZddlmZ ddlZddlZddlm	Z	 ddl
Z
ddlZddlZddlZzddlZW n eyG Z zededZ[ww ddlZddlZddlZddlZddlmZ ddlmZ d	d
lmZ d	dlmZmZ ej dd dZ!G dd dej"Z"G dd dej#Z$G dd dej%j&Z'dd Z(ej)G dd deZ*dS )z7Displays Agg images in the browser, with interactivity.    )contextmanagerN)BytesIO)Pathz$The WebAgg backend requires Tornado.)_Backend)Gcf   )backend_webagg_core)TimerAsyncioTimerTornadoc                   C   s   t jj  S N)tornadoioloopIOLoopinstancestart r   r   v/var/www/html/construction_image-detection-poc/venv/lib/python3.10/site-packages/matplotlib/backends/backend_webagg.py<lambda>)   s    r   )targetc                   @   s$   e Zd ZejZeddddZdS )FigureManagerWebAggN)blockc                C   sd   t   djt jt jt jd}tjd r%dd l}|	|s$t
d|  nt
d|  t   d S )Nzhttp://{address}:{port}{prefix})addressportprefixzwebagg.open_in_browserr   zTo view figure, visit )WebAggApplication
initializeformatr   r   
url_prefixmplrcParams
webbrowseropenprintr   )clsr   urlr    r   r   r   pyplot_show/   s   

zFigureManagerWebAgg.pyplot_show)__name__
__module____qualname__coreNavigationToolbar2WebAgg_toolbar2_classclassmethodr%   r   r   r   r   r   ,   s    r   c                   @   s   e Zd ZeZdS )FigureCanvasWebAggN)r&   r'   r(   r   manager_classr   r   r   r   r-   B   s    r-   c                       s   e Zd ZdZdZG dd dejjZG dd dejjZ	G dd dejjZ
G dd	 d	ejjZG d
d dejjZG dd dejjZd fdd	ZedddZedd Z  ZS )r   Fc                   @      e Zd Zdd ZdS )zWebAggApplication.FavIconc                 C   s(   |  dd | tt d  d S )NContent-Typez	image/pngzimages/matplotlib.png)
set_headerwriter   r   get_data_path
read_bytesselfr   r   r   getK   s   zWebAggApplication.FavIcon.getNr&   r'   r(   r7   r   r   r   r   FavIconJ       r9   c                       *   e Zd Zdd fdd
Zdd Z  ZS )z"WebAggApplication.SingleFigurePage r   c                       || _ t j||fi | d S r   r   super__init__r6   applicationrequestr   kwargs	__class__r   r   rA   Q      z+WebAggApplication.SingleFigurePage.__init__c                 C   sJ   t |}t|}d| jj | j d}| jd| j||tjj	|j
d d S )Nws:///zsingle_figure.html)r   ws_urifig_id	toolitemscanvas)intr   get_fig_managerrD   hostr   renderr)   r*   rM   rN   )r6   fignummanagerrK   r   r   r   r7   U   s   

z&WebAggApplication.SingleFigurePage.getr&   r'   r(   rA   r7   __classcell__r   r   rF   r   SingleFigurePageP       rW   c                       r;   )z WebAggApplication.AllFiguresPager<   r=   c                   r>   r   r?   rB   rF   r   r   rA   c   rH   z)WebAggApplication.AllFiguresPage.__init__c                 C   s>   d| j j | j d}| jd| j|ttj tj	j
d d S )NrI   rJ   zall_figures.html)r   rK   figuresrM   )rD   rQ   r   rR   sortedr   figsitemsr)   r*   rM   )r6   rK   r   r   r   r7   g   s   
z$WebAggApplication.AllFiguresPage.getrU   r   r   rF   r   AllFiguresPageb   rX   r]   c                   @   r/   )zWebAggApplication.MplJsc                 C   s$   |  dd tj }| | d S )Nr0   zapplication/javascript)r1   r)   r   get_javascriptr2   )r6   
js_contentr   r   r   r7   q   s   
zWebAggApplication.MplJs.getNr8   r   r   r   r   MplJsp   r:   r`   c                   @   r/   )zWebAggApplication.Downloadc                 C   sR   t |}t|}| dtj|d t }|jj	j
||d | |  d S )Nr0   binary)r   )rO   r   rP   r1   	mimetypes	types_mapr7   r   rN   figuresavefigr2   getvalue)r6   rS   fmtrT   buffr   r   r   r7   y   s   
zWebAggApplication.Download.getNr8   r   r   r   r   Downloadx   r:   ri   c                   @   s8   e Zd ZdZdd Zdd Zdd Zdd	 Zd
d ZdS )zWebAggApplication.WebSocketTc                 C   s@   t || _t| j| _| j|  t| dr| d d S d S )Nset_nodelayT)rO   rS   r   rP   rT   add_web_sockethasattrrj   )r6   rS   r   r   r   r!      s   

z WebAggApplication.WebSocket.openc                 C   s   | j |  d S r   )rT   remove_web_socketr5   r   r   r   on_close   s   z$WebAggApplication.WebSocket.on_closec                 C   sJ   t |}|d dkr|d | _d S t| j}|d ur#|| d S d S )Ntypesupports_binaryvalue)jsonloadsrp   r   rP   rS   handle_json)r6   messagerT   r   r   r   
on_message   s   
z&WebAggApplication.WebSocket.on_messagec                 C   s   |  t| d S r   )write_messagerr   dumps)r6   contentr   r   r   	send_json   s   z%WebAggApplication.WebSocket.send_jsonc                 C   s>   | j r| j|dd d S d|ddd}| | d S )NT)ra   zdata:image/png;base64,{}base64
r<   )rp   rw   r   encodereplace)r6   blobdata_urir   r   r   send_binary   s   z'WebAggApplication.WebSocket.send_binaryN)	r&   r'   r(   rp   r!   rn   rv   rz   r   r   r   r   r   	WebSocket   s    r   r<   c              
      s   |r|d dkr|d dksJ dt  j|d tjjdtj if|d tjjdtt	
 dif|d	 | jf|d
 | jd|if|d | jd|if|d | jf|d | jf|d | jfgtj d d S )Nr   rJ   z6url_prefix must start with a "/" and not end with one.z/_static/(.*)pathz/_images/(.*)imagesz/favicon.icoz	/([0-9]+)r   z/?z
/js/mpl.jsz/([0-9]+)/wsz/([0-9]+)/download.([a-z0-9.]+))template_path)r@   rA   r   webStaticFileHandlerr)   r   get_static_file_pathr   r   r3   r9   rW   r]   r`   r   ri   )r6   r   rF   r   r   rA      s8   

 
zWebAggApplication.__init__Nc                 C   s   | j rd S | |d}|| _dd }|d u rtjd | _n|| _tjd | _|| jtjd D ])}z	||| j W n tyR } z|jtj	krH W Y d }~q.d }~ww || _ nt
dd| _ d S )	Nr=   c                 s   sP    t td|D ]}| | V  qt |d D ]}| td| d|  V  qdS )z
            Generate a list of n random ports near the given port.

            The first 5 ports will be sequential, and the remaining n-5 will be
            randomly selected in the range [port-2*n, port+2*n].
                  N)rangeminrandomrandint)r   nir   r   r   random_ports   s   z2WebAggApplication.initialize.<locals>.random_portszwebagg.addresszwebagg.portzwebagg.port_retrieszSThe webagg server could not be started because an available port could not be foundT)initializedr   r   r   r   r   listenOSErrorerrno
EADDRINUSE
SystemExit)r#   r   r   r   appr   er   r   r   r      s4   

zWebAggApplication.initializec                    s   dd l }z|  W n	 ty   Y nw d _ jrd S 	 tjj  fddtfdd}d _t	d t
j  |    W d    d S 1 sRw   Y  d S )Nr   Tc                      s$      td tj  d _d S )NzServer is stoppedF)stopr"   sysstdoutflushstartedr   )r#   r   r   r   shutdown  s   

z)WebAggApplication.start.<locals>.shutdownc               
   3   sF    t  t j fdd} zd V  W t  t j|  d S t  t j|  w )Nc                    s
     S r   )add_callback_from_signal)sigframer   r   r   r   r     s   
 z?WebAggApplication.start.<locals>.catch_sigint.<locals>.<lambda>)signalSIGINT)old_handlerr   r   r   catch_sigint  s   "z-WebAggApplication.start.<locals>.catch_sigintz"Press Ctrl+C to stop WebAgg server)asyncioget_running_loopRuntimeErrorr   r   r   r   r   r   r"   r   r   r   r   )r#   r   r   r   )r#   r   r   r   r      s(   


"zWebAggApplication.start)r<   )r<   NN)r&   r'   r(   r   r   r   r   RequestHandlerr9   rW   r]   r`   ri   	websocketWebSocketHandlerr   rA   r,   r   r   rV   r   r   rF   r   r   F   s    
'(-r   c                 C   s   dd l }t  dd l}z|  W n ty#   t s!t  Y nw | j	}t
tj d }|j|}|jtj|tjj| jtjddS )Nr   zipython_inline_figure.html)r   rL   rM   rN   r   zutf-8)tornado.templater   r   r   r   r   webagg_server_threadis_aliver   numberr   r)   r   r   	read_texttemplateTemplategenerater   r*   rM   rN   r   decode)rd   r   r   rS   tpltr   r   r   ipython_inline_display.  s4   
r   c                   @   s   e Zd ZeZeZdS )_BackendWebAggN)r&   r'   r(   r-   FigureCanvasr   FigureManagerr   r   r   r   r   E  s    r   )+__doc__
contextlibr   r   ior   rr   rb   pathlibr   r   r   r   	threadingr   ImportErrorerrr   tornado.webtornado.iolooptornado.websocket
matplotlibr   matplotlib.backend_basesr   matplotlib._pylab_helpersr   r<   r   r)   r	   r
   Threadr   r   FigureCanvasWebAggCorer-   r   Applicationr   r   exportr   r   r   r   r   <module>   sF    
 i