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    îÇhê  ã                   @   sh   d dl Z ddlmZmZ ddlmZmZ ddlmZm	Z	m
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 G dd„ deeƒZejG dd	„ d	eƒƒZdS )
é    Né   )ÚcairoÚFigureCanvasCairo)Ú
_BackendQTÚFigureCanvasQT)ÚQT_APIÚQtCoreÚQtGuic                       s$   e Zd Z‡ fdd„Zdd„ Z‡  ZS )ÚFigureCanvasQTCairoc                    s6   t | jjdƒr| jj| j_| j | j¡ tƒ  ¡  d S )NÚctx)ÚhasattrÚ	_rendererÚgcÚfigureÚdpiÚdrawÚsuper)Úself©Ú	__class__© úw/var/www/html/construction_image-detection-poc/venv/lib/python3.10/site-packages/matplotlib/backends/backend_qtcairo.pyr   	   s   zFigureCanvasQTCairo.drawc           
      C   s.  t | j|  ¡  ƒ}t | j|  ¡  ƒ}||f| j ¡ kr9t tj||¡}| j 	t 
|¡¡ | jj| j_| j | j¡ | jjj ¡  ¡ }tdkrTddlm} t | |¡ƒ}n|}t |||tjjj¡}tdkrstjdk rsdtj t|ƒ¡_ | !| j¡ t "| ¡}	|	 #| $¡ ¡ |	 %dd|¡ |  &|	¡ |	 '¡  d S )NÚPyQt6r   )ÚsipÚPySide2)é   é   r   )(ÚintÚdevice_pixel_ratioÚwidthÚheightr   Úget_canvas_width_heightr   ÚImageSurfaceÚFORMAT_ARGB32Úset_contextÚContextr   r   r   r   r   Ú
get_targetÚget_datar   r   r   Úvoidptrr	   ÚQImageÚFormatÚFormat_ARGB32_Premultipliedr   Ú__version_info__ÚctypesÚc_longÚfrom_addressÚidÚvalueÚsetDevicePixelRatioÚQPainterÚ	eraseRectÚrectÚ	drawImageÚ_draw_rect_callbackÚend)
r   Úeventr   r    ÚsurfaceÚbufr   ÚptrÚqimageÚpainterr   r   r   Ú
paintEvent   s0   þ

zFigureCanvasQTCairo.paintEvent)Ú__name__Ú
__module__Ú__qualname__r   r?   Ú__classcell__r   r   r   r   r
      s    r
   c                   @   s   e Zd ZeZdS )Ú_BackendQTCairoN)r@   rA   rB   r
   ÚFigureCanvasr   r   r   r   rD   ,   s    rD   )r-   Úbackend_cairor   r   Ú
backend_qtr   r   Ú	qt_compatr   r   r	   r
   ÚexportrD   r   r   r   r   Ú<module>   s    $