a Qh@y@sdZddlZddlmZddlmZddlmZddlm Z m Z dd l m Z d d Z d8d dZd9ddZddZddZd:ddZd;ddZdddZd?d d!Zd"d#Zd$d%Zd@d&d'ZdAd(d)Zd*d+ZdBd,d-ZdCd.d/ZdDd0d1ZdEd2d3Z dFd4d5Z!d6d7Z"dS)Ga Preferred and minimum preferred width. Also known as max-content and min-content width, also known as the shrink-to-fit algorithm. Terms used (max-content width, min-content width) are defined in David Baron's unofficial draft (https://dbaron.org/css/intrinsic/). 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This is the width by breaking at every line-break opportunity. rT is_line_startzmin-content width for  not handled yetN)is_table_wrapper"table_and_columns_preferred_widths isinstancer TableCellBoxtable_cell_min_content_widthBlockContainerBoxTableColumnBoxblock_min_content_widthTableColumnGroupBoxcolumn_group_content_width InlineBoxLineBoxinline_min_content_width ReplacedBoxreplaced_min_content_widthFlexContainerBoxflex_min_content_widthGridContainerBox TypeErrortype__name__rrr rrrr$s"           rcCs|jrt|||dSt|tjr2t|||dSt|tjtjfrPt|||St|tj rft ||St|tj tj frt |||ddSt|tjrt||St|tjrt|||St|tjrt|||Stdt|jddS)znReturn the max-content width for ``box``. This is the width by only breaking at forced line breaks. rTrzmax-content width for rN)rrrrr table_cell_min_max_content_widthrrblock_max_content_widthr r!r"r#inline_max_content_widthr%replaced_max_content_widthr'flex_max_content_widthr)r*r+r,r-rrrr?s"          rcsd|jd}|dks|jdkrDfdd|jD}|r>t|nd}n|jdksRJ|j}t|||S)z+Helper to create ``block_*_content_width.``widthauto%cs"g|]}|s|ddqS)Tr )is_absolutely_positioned.0childrfunctionrr asz(_block_content_width..rpx)styleunitchildrenr valueadjust)rrr;r r3children_widthsrr:r_block_content_widthZs  rDcCs|jd}|jd}|dks&|jdkr,d}n|j}|dksD|jdkrJt}n|j}t|tjr|jd|jd\}}}|dur|jd }|dkr|jdkrt ||j|}|jd }|dkr|jdkrt ||j|}t |t ||S) z;Get box width from given width and box min- and max-widths. min_width max_widthr4r5rr font_sizeN min_height max_height) r>r?rArrrr% replacementget_intrinsic_sizer r )rr3rErF_ratiorHrIrrrmin_maxls(      rNcCsd}|rddgng|rddgngD]D}|j|}|dkr$|jdkrP||j7}q$|jdks^J||j7}q$|jd d k}|r|rt|d r||j7}n||jd 7}|r|rt|d r||j7}n||jd 7}|d kr|d|d SdSdS)z3Add box paddings, borders and margins to ``width``.r margin_left padding_left margin_right padding_rightr4r=r5border_collapsecollapseborder_left_widthborder_right_widthdrN)r>r?rAhasattrrUrV)rr3leftright percentagesrAZ style_valuerTrrr margin_widths.      r\cCs$t||}|rt||||S|SdS)zRespect min/max and adjust width depending on ``outer``. If ``outer`` is set to ``True``, return margin width, else return content width. N)rNr\)rr r3rYrZfixedrrrrBs rBcCst||t|S)z0Return the min-content width for a ``BlockBox``.)rDrr-rrrrsrcCst||t|S)z0Return the max-content width for a ``BlockBox``.)rDrr-rrrr/sr/Fc Cs6t||||d||d}|r"t|nt|}t|||S)zReturn the min-content width for an ``InlineBox``. The width is calculated from the lines from ``skip_stack``. If ``first_line`` is ``True``, only the first line minimum width is calculated. 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