a Qh@s\dZddlZddlmZddlmZddlmZddlm Z m Z ddl m Z d d l mZmZd d lmZmZd d lmZd d lmZmZd dlmZd dlmZmZedgdZGdddZGdddeZGdddeZ ddZ!ddZ"ddZ#ddZ$d d!Z%d"d#Z&ed$d%Z'ed&d'Z(d(d)Z)d*d+Z*d,d-Z+d.d/Z,d0d1Z-d2d3Z.dS)4z'Layout for pages and CSS3 margin boxes.N) namedtuple)inf)computed_from_cascaded)boxesbuild)PROGRESS_LOGGER)absolute_box_layoutabsolute_layout)block_container_layoutblock_level_layout) float_layout)handle_min_max_heighthandle_min_max_width)resolve_percentages)max_content_widthmin_content_widthPageType)sideblanknameindexgroupsc@sJeZdZeddZeddZejddZeddZedd Zd S) OrientedBoxcCs|j|j|jSN)padding_plus_bordermargin_amargin_bselfr!O/var/www/sistema_ama/venv/lib/python3.9/site-packages/weasyprint/layout/page.pysugarszOrientedBox.sugarcCs |j|jSr)r#innerrr!r!r"outerszOrientedBox.outercCs tt|j||j|j|_dSr)minmaxmin_content_sizer#max_content_sizer$)r Znew_outer_widthr!r!r"r%scCs|j|jdkr|jn|jSNauto)r#r$r(rr!r!r"outer_min_content_size#sz"OrientedBox.outer_min_content_sizecCs|j|jdkr|jn|jSr*)r#r$r)rr!r!r"outer_max_content_size(sz"OrientedBox.outer_max_content_sizeN) __name__ __module__ __qualname__propertyr#r%setterr,r-r!r!r!r"rs    rc@s4eZdZddZddZeddZeddZd S) VerticalBoxcCsB||_||_|j|_|j|_|j|_|j|j |j |j |_ dSr) contextboxheightr$ margin_topr margin_bottomr padding_toppadding_bottomborder_top_widthborder_bottom_widthrr r4r5r!r!r"__init__/s zVerticalBox.__init__cCs"|j}|j|_|j|_|j|_dSr)r5r$r6rr7rr8r r5r!r!r"restore_box_attributes;sz"VerticalBox.restore_box_attributescCsdS)Nrr!rr!r!r"r(BszVerticalBox.min_content_sizecCsdS)Ng.Ar!rr!r!r"r)FszVerticalBox.max_content_sizeNr.r/r0r>r@r1r(r)r!r!r!r"r3.s   r3c@s4eZdZddZddZeddZeddZd S) HorizontalBoxcCsN||_||_|j|_|j|_|j|_|j|j |j |j |_ d|_ d|_dSr)r4r5widthr$ margin_leftr margin_rightr padding_left padding_rightborder_left_widthborder_right_widthr_min_content_size_max_content_sizer=r!r!r"r>Ls zHorizontalBox.__init__cCs"|j}|j|_|j|_|j|_dSr)r5r$rCrrDrrEr?r!r!r"r@Xsz$HorizontalBox.restore_box_attributescCs$|jdurt|j|jdd|_|jSNF)r%)rJrr4r5rr!r!r"r(^s   zHorizontalBox.min_content_sizecCs$|jdurt|j|jdd|_|jSrL)rKrr4r5rr!r!r"r)es   zHorizontalBox.max_content_sizeNrAr!r!r!r"rBKs   rBcCs|rtnt||}|jtdd|j|j|jfD}||krn|jdkrNd|_|jdkr^d|_|jdkrnd|_d|j|j|jfvr|rd|_nd|_|j|j|jgddkr|jdkr||j|j|j|_nH|jdkr||j|j|j|_n$|jdkr||j|j|j|_|jdkrd|jdkr:d|_|jdkrLd|_||j|j|j|_|j|jkrdkrnn||j|jd|_|_d|j|j|jfvsJ|dS)aCompute and set a margin box fixed dimension on ``box``. Described in: https://drafts.csswg.org/css-page-3/#margin-constraints :param box: The margin box to work on :param outer: The target outer dimension (value of a page margin) :param vertical: True to set height, margin-top and margin-bottom; False for width, margin-left and margin-right :param top_or_left: True if the margin box in if the top half (for vertical==True) or left half (for vertical==False) of the page. This determines which margin should be 'auto' if the values are over-constrained. (Rule 3 of the algorithm.) css|]}|dkr|VqdS)r+Nr!).0valuer!r!r" sz*compute_fixed_dimension..r+rr rN) r3rBrsumrrr$countr@)r4r5r%verticalZ top_or_lefttotalr!r!r"compute_fixed_dimensionmsb             rTcs|rtntfdd|D}|\}}}|D]$}|jdkrBd|_|jdkr.d|_q.|jjs|jdkslJ|j|jkrdkrnn@||j|jkr||j|j}|j} |j} | | } | dkrd} |j|| | |_ |j|| | |_ n||j |j krp||j |j }|j|j } |j|j } | | } | dkrFd} |j || | |_ |j || | |_ nZ||j |j }|j } |j } | | } | dkrd} |j || | |_ |j || | |_ n2|jdkr||j |_ n|jdkr^||j |_ n\|jdkr&dt |j|j} ||j| krt||j| }|j} | }| |} | dkr^d} |j|| | |_ ndt |j |j }||j |kr||j |}|j|j } | |}| |} | dkrd} |j || | |_ nB||j |}|j } |}| |} | dkrd} |j || | |_ |jdkrB||j d|_ |jdkr^||j d|_ ddd|DvsvJ|D]}| qzdS) uaCompute and set a margin box fixed dimension on ``box`` Described in: https://drafts.csswg.org/css-page-3/#margin-dimension :param side_boxes: Three boxes on a same side (as opposed to a corner). A list of: - A @*-left or @*-top margin box - A @*-center or @*-middle margin box - A @*-right or @*-bottom margin box :param vertical: ``True`` to set height, margin-top and margin-bottom; ``False`` for width, margin-left and margin-right. :param available_size: The distance between the page box’s left right border edges csg|]}|qSr!r!rMr5Z box_classr4r!r" z.compute_variable_dimension..r+rr rcSsg|] }|jqSr!)r$rUr!r!r"rWErXN)r3rBrrr5 is_generatedr$r-r)r%r,r(r'r@)r4 side_boxesrRZavailable_sizeZbox_aZbox_bZbox_cr5Z flex_spaceZ flex_factor_aZ flex_factor_cflex_factor_sumZac_max_content_sizeZ flex_factor_bZflex_factor_acZac_min_content_sizer!rVr"compute_variable_dimensions                            r\cCsd}dD]^}||dkr"d||<qg}||D]*\}}|dkrBd}|dkr.|||fq.t|||<q|dur|sd |d |d <dS) zDrop 'pages' counter from style in @page and @margin context. Ensure `counter-increment: page` for @page context if not otherwise manipulated by the style. F) counter_set counter_resetcounter_incrementr+r!pageTpagesN))r`r r_)appendtuple)style pseudo_typeZpage_counter_touchedZpropnameZjustified_valuesrrNr!r!r" _standardize_page_based_countersKs   rfc #sHfddj}j}j}j}}}||} ||} g} dd||f|dfdd||f|| fdd||fd|fd d||f| |ffD]\} } }| rgd }\}}ngd }\}}fd d |D}tdd|Dsqt|| |t|gdD]~\}}|j sq | |_ ||_ | rL|j ||| 7_ n|j ||| 7_ t||| dv| |q qd||ddfd||| dfd||d| fd||| | ffD]h\}}}} }|||f}|j sq| |_ ||_ t||dd|vt||dd|v| |q| D]}t|Vq.dS)zYield laid-out margin boxes for this page. ``state`` is the actual, up-to-date page-state from ``context.page_maker[context.current_page]``. c sj|}|dur&tdijd}t||t||}|ddv|_|jrt }|\}}}| t t ||jt |j|||jjj |_t |t |t |}t|||jsd|_|_dD]}||q|S)aaReturn a margin box with resolved percentages. The margin box may still have 'auto' values. Return ``None`` if this margin box should not be generated. :param at_keyword: Which margin box to return, e.g. '@top-left' :param containing_block: As expected by :func:`resolve_percentages`. N)elementcascaded parent_stylecontent)normalinhibitnoner)toprightbottomleft) style_for page_typerrdrfr MarginBoxrYcopydeepcopyrbsetrupdate_counterscontent_to_boxesget_image_from_uritarget_collector counter_stylechildrenprocess_whitespaceprocess_text_transformcreate_anonymous_boxesrrCr6_reset_spacing) at_keywordcontaining_blockrdr5Z margin_state quote_depthcounter_valuescounter_scopesr)r4r`stater!r"make_boxls6             z#make_margin_boxes..make_boxrnFrrprqTro)rnmiddlerp)rqcenterrocs"g|]}dd|qS)@-r!)rMsuffix)rrprefixr!r"rWsz%make_margin_boxes..css|] }|jVqdSr)rYrUr!r!r"rOrXz$make_margin_boxes..)rg?r )rnrqz@top-left-cornerz@top-right-cornerz@bottom-left-cornerz@bottom-right-cornerN)r7r8rDrE border_width border_heightanyr\ziprY position_x position_y margin_height margin_widthrTrbmargin_box_content_layout)r4r`rr7r8rDrEZ max_box_widthZmax_box_heightZ page_end_xZ page_end_yZgenerated_boxesrRrrsuffixesZ fixed_outerZvariable_outerrZr5offsetrcb_width cb_heightr!)rr4rr`rrr"make_margin_boxesds/            rc Csg}t||t dd||dddd \}}}}}}|dus:J|D]}t||||dddq>|jd}|dvr|jr|jd} |jd } | j} | j| } | | } |j| }|d kr|d }|jD]}|d|q|S) u<Layout a margin box’s content once the box has dimensions.NTF) bottom_space skip_stack page_is_emptyabsolute_boxes fixed_boxesadjoining_marginsdiscard max_linesrrrvertical_align)rrprr) r rr rdr}rrr6 translate)r4r`r5positioned_boxes resume_at next_page_ absolute_boxrZ first_child last_childrnrpcontent_heightrchildr!r!r"rs2        rcCs||j}|jdkrH|jdkr$d|_|jdkr4d|_||j|j|_nn|j|jkr`dkr|nn||jd|_|_n:|jdkr||j|j|_n|jdkr||j|j|_|dS)aTake a :class:`OrientedBox` object and set either width, margin-left and margin-right; or height, margin-top and margin-bottom. "The width and horizontal margins of the page box are then calculated exactly as for a non-replaced block element in normal flow. The height and vertical margins of the page box are calculated analogously (instead of using the block height formulas). In both cases if the values are over-constrained, instead of ignoring any margins, the containing block is resized to coincide with the margin edges of the page box." https://drafts.csswg.org/css-page-3/#page-box-page-rule https://www.w3.org/TR/CSS21/visudet.html#blockwidth r+rrN)rr$rrr@)r5Zcontaining_block_size remainingr!r!r"page_width_or_height s      rcCstt|||dSr)rrB)r5r4Zcontaining_block_widthr!r!r" page_width(srcCstt|||dSr)rr3)r5r4Zcontaining_block_heightr!r!r" page_height-src6 Cs8||}|j|d<t||}|jd}t||d|_d|_|\} } t||| t ||| | |_| |_|j|j |_ |} ||d} t|| } t| || | _|j | _|jr|}|g}t|tjsJ|||_g|_| |_|j}g|_t|D]N\}}|j|||}|r |dkr ||||d|_q\q d}g}g}g}i}|j}||_|D]|\}}}| |_|rt |||||d|\}}n$|!sJt"||||d|\}}|||r|||f||<qt#||d|| |||| \}}}}}}|s0J||j$|_$t%&| '} t#|| t( d| j)d||d} | j*| + ddd |D|_,|D]} t-|| ||ddd q|.||| g|_$t/|dt%0|||d }!|j1}"|j2}#|#|d d }$g}%g}&|#d|d D]4\}}}}}'|%3|'4d g|&3|'4dgq|j5ddD]}(|(jd})|)r|)|%vr|$d |)|%|)|"6|)|!|d |#|(j7r|"j84|(j7df}*nd}*|*durRd}+t9|*},|,|&v}-|-r|$d|,|&|,|d |*_:|*j;r.|!|*j}.|.rd|.vrLd|$d<|-r|!|*j.rr ranchorscontent_lookups) placeholdersanchorrjFra pages_wantedcontent_changed)Crrviewport_overflowrPageBoxrdrrrrr content_box_x content_box_yr6 page_bottomFootnoteAreaBoxrcopy_with_children isinstance BlockLevelBoxcreate_block_formatting_context current_pagecurrent_page_footnotescurrent_footnote_areareported_footnotes enumerate footnotesrblayout_footnotereport_footnotebroken_out_of_flowvalues is_floatedris_absolutely_positionedr r r}rrrvrr`rrrr finish_block_formatting_contextrfrxr{ page_makerextendget descendantscache_target_page_counters missing_linkcounter_lookup_itemsidpage_maker_indexpendingcached_page_counter_valuesrumissing_countersmissing_target_countersitemstarget_lookup_items parse_again)6r4root_boxrsr page_number page_staterdr`Z device_sizerrZinitial_containing_blockZfootnote_area_style footnote_areaprevious_resume_atriZreported_footnoterrrrZout_of_flow_boxesrZcontext_out_of_flowr5rrZout_of_flow_boxout_of_flow_resume_atrrrpage_counter_valuesr{r remake_stateZcached_anchorsZcached_lookupsZx_remake_staterrZcounter_lookupZcall_parse_againZcounter_lookup_idZrefresh_missing_countersr counter_name counter_valueZtarget_missing anchor_nameZmissed_countersitemrr!r!r" make_page2s:                                            rcCs\|||j||j|j|jd|D],\}}|r*||kr*|j|||j||jdq*dS)zASet style for page types and pseudo-types matching ``page_type``.)rootparentbase_url)rerrrN)add_page_declarationsset_computed_styles etree_elementrget_cascaded_styles)rshtmlrrrgrer!r!r"set_page_type_computed_styles s  rcCs<|\\}}|dus||vr"dS|dur.dSt|||S)NFT)r_includes_resume_at)rpage_group_resume_atZpage_child_indexZpage_child_resume_atr!r!r"r!s rc CsLt|}t|ddD]6\}}t||dr@|dd7<q|||q|ddksd|dshdS|r|dd|dkrdSt|}|}|} t|d\} } | j| } | durq| }q| j d|dkr| |dd|gdSt | t j sdSt| jD]8\}} | sq|di|| <|| }|} | } qĐqdSqdS)Nrr breakrr`rr)lenrrpoprurvrcrr}rdrbrr ParentBoxis_in_normal_flow) page_groupsrrrZpage_groups_lengthrZ page_grouprZcurrent_resume_atZcurrent_element child_indexchild_resume_atrr!r!r"_update_page_groups*s>     r cCs|j}||\}}}} } t| } |ddvr8|d} n<|ddvrp|jddk} |ddk} | | Arjdnd} nd } t| dkr|p| dkr| p|jo|d u}|rd n|d }|rdnd}t||||td d |D}t|||||}t |||j |ddkp|d |_ d|_ |d}t |||||| \}}}|sBJ| }|dt|kr`d}n<||d\}}}}} ||kp||kp||kp|| k}|rddggd}|d u|d<|||| |f}|dt|kr||n |||d<||fS)aReturn one laid out page without margin boxes. Start with the initial values from ``context.page_maker[index]``. The resulting values / initial values for the next page are stored in the ``page_maker``. As the function's name suggests: the plan is not to make all pages repeatedly when a missing counter was resolved, but rather re-make the single page where the ``content_changed`` happened. r)rqro)rectoverso directionltrr rorqNr`css|]\}}}||fVqdSrr!)rMrrrr!r!r"rOrXzremake_page..rFr T)rrrrr)rrurvrdboolrr rcrrrr forced_breakZmargin_clearancerrrb)rrr4rrrrr right_pagerrZnext_page_sideZ direction_ltrZ break_versorrrrrsrr`Zpage_maker_next_changedZnext_resume_atZnext_next_pageZnext_right_pageZnext_page_staterrr!r!r" remake_page`sj                 rc csd}d}g}|j|d}t|dks6|ds6|drtd|dd|d<d|d<g|d <g|d <t|||||\}} |j}|Vn0td |d|j|dd} d}||V|d7}| dur |s |jd|d|_|j|jdSq dS) zaReturn a list of laid out pages without margin boxes. Re-make pages only if necessary. rNrrrz"Step 5 - Creating layout - Page %dr Frrz/Step 5 - Creating layout - Page %d (up-to-date))rrrinforrrclear) r4rrrarrrrr`rr!r!r"make_all_pagess:     r)/__doc__ru collectionsrmathrcssrformatting_structurerrloggerrabsoluter r blockr r floatrmin_maxrrpercentr preferredrrrrr3rBrTr\rfrrrrrrrrr rrr!r!r!r"sF      "G  Z 6R