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The :py:func:`register` function is used to register additional viewers::
|
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from PIL import ImageShow
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ImageShow.register(MyViewer()) # MyViewer will be used as a last resort
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ImageShow.register(MySecondViewer(), 0) # MySecondViewer will be prioritised
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ImageShow.register(ImageShow.XVViewer(), 0) # XVViewer will be prioritised
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:param viewer: The viewer to be registered.
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:param order:
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Zero or a negative integer to prepend this viewer to the list,
|
a positive integer to append it.
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issubclassÚViewerÚ TypeErrorÚ_viewersÚappendÚinsert)ÚviewerÚorder© r úDd:\z\workplace\vscode\pyvenv\venv\Lib\site-packages\PIL/ImageShow.pyÚregister s
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r c K s* t D ] }|j| fd|i|r dS qdS )a
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Display a given image.
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:param image: An image object.
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:param title: Optional title. Not all viewers can display the title.
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:param \**options: Additional viewer options.
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:returns: ``True`` if a suitable viewer was found, ``False`` otherwise.
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ÚtitleTF)r
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Úshow)Úimager Úoptionsr r r r r 4 s r c @ sJ e Zd ZdZdd ZdZi Zdd Zdd Zd d
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dd dZ dS )r zBase class for viewers.c K sL |j dks>| jdkr |j dks>t |j ¡}|j |kr>| |¡}| j|f|S )z
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The main function for displaying an image.
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Converts the given image to the target format and displays it.
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)Ú1ZRGBAÚPNG)zI;16ZLA)ÚmodeÚformatr Z getmodebaseÚconvertÚ
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z Viewer.showNc C s | j S )z3Return format name, or ``None`` to save as PGM/PPM.)r ©r r r r r Ú
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Returns the command used to display the file.
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N)ÚNotImplementedError©r Úfiler r r r Ú get_commandc s zViewer.get_commandc C s |j f d| |¡i| jS )z+Save to temporary file and return filename.r )Ú_dumpr r r r r r Ú
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Display given file.
|
|
Before Pillow 9.1.0, the first argument was ``file``. This is now deprecated,
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and will be removed in Pillow 10.0.0 (2023-07-01). ``path`` should be used
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instead.
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Nr" úThe 'file' argumenté
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ú'path'ú!Missing required argument: 'path'r )r Úpopr ÚosÚsystemr# ©r Úpathr Úmsgr r r r& r s zViewer.show_file)N) Ú__name__Ú
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__module__Ú __qualname__Ú__doc__r r r r r# r% r r& r r r r r C s r c @ s& e Zd ZdZdZdddZdd ZdS ) Ú WindowsViewerzNThe default viewer on Windows is the default system application for PNG files.r r T©Zcompress_levelZsave_allc K s d| d| dS )Nzstart "Pillow" /WAIT "z)" && ping -n 4 127.0.0.1 >NUL && del /f "ú"r r! r r r r# s ÿzWindowsViewer.get_commandN)r3 r4 r5 r6 r r r# r r r r r7 s
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ZdS ) Ú MacViewerz2The default viewer on macOS using ``Preview.app``.r r Tr8 c K s( d}d| dt | dt | d}|S )Nzopen -a Preview.appú(ú z; sleep 20; rm -f z)&r ©r r" r Úcommandr r r r# s zMacViewer.get_commandNc K sp |dkr4d|kr(t ddd | d¡}n d}t|t ddd |g¡ tjpTt d
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executableÚshutilÚwhichÚPopen)r r1 r r2 rD r r r r& § s" üÿzMacViewer.show_file)N)r3 r4 r5 r6 r r r# r& r r r r r; s
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UnixViewerr r Tr8 c K s& | j |f|d }d| dt| S )Nr r< r= )Úget_command_exr r> r r r r# Ì s zUnixViewer.get_commandN)r3 r4 r5 r r r# r r r r rI È s
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rI c @ s" e Zd ZdZdd ZdddZdS )Ú XDGViewerz3
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The freedesktop.org ``xdg-open`` command.
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c K s d }}||fS )Núxdg-openr )r r" r r? rD r r r rJ Ö s zXDGViewer.get_command_exNc K sF |dkr4d|kr(t ddd | d¡}n d}t|t d|g¡ dS ) r( Nr" r) r* r+ r, rL r ©r r- r rA rG r0 r r r r& Ú s zXDGViewer.show_file)N©r3 r4 r5 r6 rJ r& r r r r rK Ñ s rK c @ s$ e Zd ZdZdddZdddZdS ) Ú DisplayViewerz`
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The ImageMagick ``display`` command.
|
This viewer supports the ``title`` parameter.
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Nc K s& d }}|r |dt | 7 }||fS )NÚdisplayz -title r ©r r" r r r? rD r r r rJ ó s z DisplayViewer.get_command_exc K sl |dkr4d|kr(t ddd | d¡}n d}t|dg}| d¡}|rT|d |g7 }| |¡ t |¡ d
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Display given file.
|
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Nr" r) r* r+ r, rP r z-titler ©r r- r Úgetr rA rG ©r r1 r r2 Úargsr r r r r& ù s
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rO c @ s" e Zd ZdZdd ZdddZdS )ÚGmDisplayViewerz*The GraphicsMagick ``gm display`` command.c K s d}d}||fS )NÚgmz
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gm displayr ©r r" r rD r? r r r rJ s z GmDisplayViewer.get_command_exNc K sH |dkr4d|kr(t ddd | d¡}n d}t|t dd|g¡ d S )
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rR Nr" r) r* r+ r, rX rP r rM r0 r r r r& s zGmDisplayViewer.show_file)NrN r r r r rW s rW c @ s" e Zd ZdZdd ZdddZdS )Ú EogViewerz'The GNOME Image Viewer ``eog`` command.c K s d}d}||fS )NÚeogzeog -nr rY r r r rJ . s zEogViewer.get_command_exNc K sH |dkr4d|kr(t ddd | d¡}n d}t|t dd|g¡ d S )
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rR Nr" r) r* r+ r, r[ z-nr rM r0 r r r r& 3 s zEogViewer.show_file)NrN r r r r rZ + s rZ c @ s$ e Zd ZdZdddZdddZdS ) ÚXVViewerzX
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The X Viewer ``xv`` command.
|
This viewer supports the ``title`` parameter.
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Nc K s& d }}|r |dt | 7 }||fS )NÚxvz -name r rQ r r r rJ K s zXVViewer.get_command_exc K sl |dkr4d|kr(t ddd | d¡}n d}t|dg}| d¡}|rT|d |g7 }| |¡ t |¡ d
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r\ )r: rH rL rP rX r[ r] c @ s e Zd ZdZdd ZdS )Ú IPythonViewerz!The viewer for IPython frontends.c K s t | dS )Nr )Úipython_displayr' r r r r { s zIPythonViewer.show_imageN)r3 r4 r5 r6 r r r r r r^ x s r^ )rP Ú__main__é z.Syntax: python3 ImageShow.py imagefile [title])r )N)$r. rE rA rC Úshlexr ZPILr Z
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