eheJdZddlZddlmZddlmZddlmZddlmZddlm Z ddl Z ddl Z ddl Z ddl Z ddlZddlZddlZddlZddlZddlZddlZddlZddlmZddlZdd lmZmZmZmZmZdd l m!Z!dd l"m#Z#m$Z$m%Z%m&Z&m'Z'dd l(m)Z)dd l*m+Z+ddl,m-Z-m.Z/ddl0m1Z1ddl2m3Z3m4Z4m5Z5m6Z6m7Z7ddl8m9Z9m:Z:ddl;mZ>ddlm?Z?ddl@mAZAe jeCZDduO A PDF Matplotlib backend. Author: Jouni K Seppänen and others. N)timezone)datetime)Enum)total_ordering)BytesIO)Image)_api _text_helpers _type1fontcbookdviread)Gcf)_BackendFigureCanvasBaseFigureManagerBaseGraphicsContextBase RendererBase)MixedModeRenderer)Figure)get_font fontManager)AFM)FT2Font FaceFlagsKerning LoadFlags StyleFlags)Affine2DBboxBase)Path)UTC)_path)_backend_pdf_psc"d}d}g}t|D]H\}}t|}||z|kr ||dzz }"|jdj||||}|}J|jdj||ddj|S)z Make one string from sequence of strings, with whitespace in between. 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Zgh㈵>rc3&K|] }|d ywrN.0rhs r4 z,_get_coordinates_of_block..'!'c3&K|] }|d ywr#Nrrs r4rz,_get_coordinates_of_block..rrc3&K|] }|d ywrrrs r4rz,_get_coordinates_of_block..rrc3&K|] }|d ywrrrs r4rz,_get_coordinates_of_block..rr)rminmaxtuple itertoolschain from_iterable) rBr|r}r~rverticespadmin_xmin_ymax_xmax_ys r4_get_coordinates_of_blockrs 1Au17@HRZ'QC 'h' '# -E 'h' '# -E 'h' '# -E 'h' '# -E )////9 : E5% ( **r6ct|||||\}}tdtd|gdtd|jdd}|dzr||d<|S) z= Create a link annotation object for embedding URLs. 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Returns ------- Name Nrz transparency group for soft maskrFMask Luminosityr#)rrBCG)rAISSMaskrr Transparency DeviceGray)rCS)r#rrr#rrrr)rrr#r#)rrFormTypeGroupMatrixrr) rrSrTrrrKrr*rrW)rsmaskr;rLgroupObs r4_soft_mask_statezPdfFile._soft_mask_states&&**5$7  8OD''($$%GH [) Ll+#   ) u% %% Y<n-|,-'#u6$ #Y #'   r6c|j|jtg|jj |j j yr>)rrrrrr-rrs r4r)zPdfFile.writeExtGSTatessT   ! ! !!((*''..0  r6c|jD]B\}}}|j|jd||j||j Dyr>)rrrrr)rr5 attributescontents r4r*zPdfFile._write_soft_mask_groupssL'+'='=  #B G   RUUD* 5 DKK ! NN  r6c|\}}}}| t|}| t|}||||f}|jj|d}||St|j}||j|<|Sr>)rrrSrTr)r hatch_styleedgefacehatchlwpatternrLs r4 hatchPatternzPdfFile.hatchPatterns +dE2  ;D  ;DT5"- &&**;=  ND++,,0[) r63.10c |jjDcic]\}\}}}}||||fc}}}}}Scc}}}}}wr>)rr^)rrgrrhls r4zPdfFile.sJ,0,@,@,F,F,HCC(LQ1aAq!9 CCs= ct}d}|jjD]\}}|jd}|||<ddj Dcgc] }t |c}i}|j |jdt dddddd||g|||ddddd|jdzgd |\}} } } |j|d|d|d tj| M|j| d| d| d tjdd||tjtj |j| tj|j|j!t#j$| t'j)|d |jtj*|j-|j/|j0|ycc}w) NR@z hatch patternProcsetsrrr#rr) r PatternType PaintType TilingTyperXStepYSteprrIrFsimplify)rrr^rrrKrrr~rrrDrEr=r3rUpathOperationsr rUrscaler1rrrr) r hatchDictsidelenrRrLr5rBres stroke_rgbfill_rgbrUrVs r4r+zPdfFile.writeHatchessF !%!5!5!;!;!=  K##O4B IdO%D%J%J%LMDGMOC   ti !Q1!G!q!Q4;;+;< > ?/: +J% KK 1 z!}jm(( *# HQK!hqk//q'7BLLGG% KKBOO , DKK,, 5!   )-  ! KK ' NN A B ))95;NsG/ctdt|jz}|jd|}|jj ||||f||fS)a Add a Gouraud triangle shading. Parameters ---------- points : np.ndarray Triangle vertices, shape (n, 3, 2) where n = number of triangles, 3 = vertices, 2 = x, y. colors : np.ndarray Vertex colors, shape (n, 3, 1) or (n, 3, 4) as with points, but last dimension is either (gray,) or (r, g, b, alpha). Returns ------- Name, Reference zGT%dzGouraud triangle )rKr)rrr*)rpointscolorsrLr5s r4addGouraudTriangleszPdfFile.addGouraudTriangles:s\$FS!6!6778   "3D6 : ; $$dB%?@Rxr6cLt}|jD]n\}}}}|||<|j}|j|d|dzdf}|jd}|dvsJ|j|d|dz|f} |dk(rd}t j |ddz } t j |ddz} d | | z z } |j|jddd d d t|dk(rd nd d| d| d| d| dgddg|zzdt j|d|dzfdddd|ffg} d| d<|| z | z| d<| ddd|fdz| d<|j| j|jq|j|j|y)Nrr#rr#rrrrrlr-rrEF) ShadingTypeBitsPerCoordinateBitsPerComponent BitsPerFlag ColorSpace AntiAliasDecode)ru1)rpz>u4)rrqr}dtyperrpgo@)rrshapereshaperrrrrrKemptyrtobytesrrrr)r gouraudDictrLr5rprqr flat_pointscolordim flat_colors points_min points_maxfactor streamarrs r4r,zPdfFile.writeGouraudTrianglesQsf (,(=(='  $D"ff "K LLE ..%(U1X*=q)ABK||AHv% %% ..%(U1X*=x)HIK1} !4?J !4?J: #:;F   t !&(%& !#$,M[| $']JqM']JqM; !fx/0  qE!H$&&. $ 467I "#Ig #.#;v"EIh "-a(l";e"CIh  JJy((* + NN O' P ++[9r6c|jjt|d}||dSt|j}|j d|}|||f|jt|<|S)z=Return name of an image XObject representing the given image.Nr#zimage )rrSrrTrr)rr4entryrLr5s r4 imageObjectzPdfFile.imageObject}so   ED1  8ODOO$   & 0#($"3 RY r6cB|ddd}|jdk(r|dfS|ddddddf}tj|d}|jddk(rH|dddddfd}tj|d k(rd}||fStj|d}||fSd}||fS) z Unpack image array *im* into ``(data, alpha)``, which have shape ``(height, width, 3)`` (RGB) or ``(height, width, 1)`` (grayscale or alpha), except that alpha is None if the image is fully opaque. NrrrC)orderr).Nr)ndimrrrr)rimrgbr:s r4_unpackzPdfFile._unpacks "X 77a<t8OQ2A2X,C((3c*Cxx{a1a7 I.66%3,' E : HHU#6E: : r6ct}|j|d|jdd}dx}} tjd|j d\}}|dvrQ|j |}t ||k7r td|d k(rt|d}n+|d k(r|}n#|d k(r||z }n|d k(rn%|j|d |jdd |||fS)zn Write the image *img* into the pdf file using png predictors with Flate compression. rl)rgrur6Ns!L4s)IHDRPLTEIDATztruncated datarrrsIENDr#r) rsaveseekstructunpackreadr) RuntimeErrorrX) rimgbufferpng_data bit_depthpaletter3rrvs r4 _writePngzPdfFile._writePngs  & A"" G!==&++a.ALFD22{{6*t9&&'7887? #DG IW_"GW_$H FA& KK1 !"G++r6c L|j\}}}tdtd||tddd|dd}|r||d<tjd rK|jd d k(r|j d }d ||d}t j |} | jd} |dk(r| t| } tj| D cgc]\} } | D]}|c}} } tj}|dddjtjdz|d ddjtjdzz|dddz}|dddddfjtjdz|ddddd fjtjdzz|dddddfz}tj|jtj}|tj|||}t j |d} | j!||j#| \}}}|| t%d|d| dz}tdtd| d z |g|d<||d<d |d<||d<n|j#| \}} } nd}|j'||j)d|| |r|j*j-n)|j*j-|j/|j1ycc}} } w)!a Write the image *data*, of shape ``(height, width, 1)`` (grayscale) or ``(height, width, 3)`` (RGB), as pdf object *id* and with the soft mask (alpha channel) *smask*, which should be either None or a ``(height, width, 1)`` array. rrrErr#rru)rrWidthHeightrzrxrCrcrr#r ) PredictorColorsColumnsr) maxcolorsrNr~rr)sorterP)modezinvalid PNG headerIndexedrzrxrzlength of image stream)rl)rrKr\rhsqueezer fromarray getcolorsr)rruint8ruint32argsort searchsorted putpaletterrrrrrrr)rrvrrJr~r}color_channelsrrlr img_colors num_colors_colorcompr palette24rgb24indicesrgb8rrs r4 _writeImgzPdfFile._writeImgs)- %~Iw-!l{"CN"ST#$ &  CL <<) *zz"~"|||, "nOC//$'C5J"z'=!_ ((#V#VXQPU#VD#VD#V)+3%addm22299=C%addm22299=BD$QTT]+ q!Qw-..ryy9R?q!Qw-..ryy9Q>@aAg'**Y/66rxx@ry%PQood5w'/3~~c/B,)W$&';<<!/:>2%))_d;6G%/!^W%>L!*3&' !H *3&'!%!4!QC     7 8        $ $X .    $ $T\\^ 4 G$WsL c|jjD]i\}}}|j|\}}|.|jd}|j ||j nd}|j ||j |ky)NrJ)rr-rrrr)rrrLr5rvadata smaskObjects r4r.zPdfFile.writeImagessw!\\002 5MCr,,s+KD% "009 uknn5" NN4 4 5r6c|j||d}t|t|t|||f} |jj | } | nt dt |jz} |jdt |jz} |j|} | | | |g|j| <| S| d|kr|| d<| d} | S)zDLL 112D##K#dll2C$CDB##E*D!%r4 4DLL   bzBr !9D r6c b|jjD]\\}}}}}\}}}} |j| dz}|j|jdt dt dt |jd|jtj|tj|jtj|tj|j||jtj|||j!y)Nrrr)rr^paddedrrrKrextentsrrrrrK capstylesrLr6r) rrr3r2rrrLr5rrVs r4r/zPdfFile.writeMarkers#s&*ll&8&8&:  # 9gtVY !dBb;;rAv&D   tiT&\dll+- . 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An optional argument can be used to specify an alternative _fillcolor, as needed by RendererPdf.draw_markers. rNrr)r)r_hatch)rargsrs r4r3zGraphicsContextPdf.fill sX t9aJJ A4'@j/Q&>*Q-3*> Br6cftj|j|jS)zo Return the appropriate pdf operator to cause the path to be stroked, filled, or both. )rr6r3r2rs r4r zGraphicsContextPdf.paint s! }}TYY[$++-88r6rr#r)buttr projecting)miterrbevelc@|j|tjgSr>)rrrLrstyles r4 capstyle_cmdzGraphicsContextPdf.capstyle_cmd su%r}}55r6c@|j|tjgSr>)rrrKrs r4 joinstyle_cmdz GraphicsContextPdf.joinstyle_cmd s&77r6c&|tjgSr>)rrU)rr}s r4 linewidth_cmdz GraphicsContextPdf.linewidth_cmd sr''r6cP|\}}|g}d}t||tjgSr)rrrJ)rdashesrdashs r4dash_cmdzGraphicsContextPdf.dash_cmd s/  <DFT FBJJ//r6c\|jj|}|tjgSr>)rr<rrM)rr:forcedeffective_alphasrLs r4 alpha_cmdzGraphicsContextPdf.alpha_cmd s&yy##$45bll##r6c6|sB|j|j|jStdtjgS||j||f}|j j |}tdtj|tjgS)Nrr)r fillcolor_cmdrKrrGrrXrI)rrU hatch_colorhatch_linewidthrRrLs r4 hatch_cmdzGraphicsContextPdf.hatch_cmd s*))$//::[)2+E+EFF&PK99))+6DOR%?%?"//1 1r6ctjdrgS|d|dcxk(r|dk(rnn|dtjgSg|ddtjSNzpdf.inheritcolorrr#rr)r\rhrrBrDrrs r4rgb_cmdzGraphicsContextPdf.rgb_cmd s^ <<* +I q6SV %s1v %FB--. ./S!W/b../ /r6c|tjdrgS|d|dcxk(r|dk(rnn|dtjgSg|ddtjSr)r\rhrrCrErs r4rz GraphicsContextPdf.fillcolor_cmd sb ;#,,'9:I Vs1v 'Q 'FB001 12S!W2b112 2r6ct|j}|j||j|_||_tj gSr>)rrrsrrrN)rrs r4r)zGraphicsContextPdf.push s<#DII.t$   zr6c|jJ|j|j|jj|_tjgSr>)rrsrrOrs r4r+zGraphicsContextPdf.pop sA{{&&& T[[)kk((  }r6cg}|j|jf||fk7rU|jI|j|j |j|jf||fk7r |jI|j|jf||fk7s |j|j|j |j|k7r?|j|t jt jt jg|j|k7r[|j\}}|jtj||dt jt jgz|S)z1Set clip rectangle. Calls `.pop()` and `.push()`.Frf) _cliprect _clippathrrr+r)rr=rVr4get_transformed_path_and_affinerrh)rcliprectclippathrr8affines r4clip_cmdzGraphicsContextPdf.clip_cmd s#/Hh3GGKK+ KK #/Hh3GGKK+^^T^^ ,80D D # KK $~~) Xr||RWWbjjIJ~~)'GGI f **4%*HWWbjj)*+ r6)rr)rrr) _capstyle)r) _joinstyle)rF)_dashes)r )r _hatch_color_hatch_linewidthc ~g}d}|jD]\}}d}|D]6}t||}t||} || || u}nt|| k7}|s6n|jdk(r|rd}|sY|jdk(rd}|Dcgc]}t||} }|j||g| |D]}t||t|||S#t$r`t j |}t j | } |j | j k7xst j|| k7}YwxYwcc}w)z} Copy properties of other into self and return PDF commands needed to transform *self* into *other*. FrTr) commandsrrrrr$ranyrrsetattr) rrrfill_performedparamscmd differentpourstheirss r4r zGraphicsContextPdf.delta s\ == 8KFCI tQ' * 9|v~$($6 $($8  "||{*~ <zGraphicsContextPdf.finalizeN s6kk% KK #kk% r6)rrrrrr2r3r rrrrrrrrrrr)r+rrr rsr>rrs@r4rr s > B9Qa8Iq15J68(0$ 103 , $X. 99E & -( -( -( x G 7C H$L 2r6rceZdZdZej dddddZdZd Zd Z d Z d Z dd Z dZ gdfdZy)PdfPagesa= A multi-page PDF file. Examples -------- >>> import matplotlib.pyplot as plt >>> # Initialize: >>> with PdfPages('foo.pdf') as pdf: ... # As many times as you like, create a figure fig and save it: ... fig = plt.figure() ... pdf.savefig(fig) ... # When no figure is specified the current figure is saved ... pdf.savefig() Notes ----- In reality `PdfPages` is a thin wrapper around `PdfFile`, in order to avoid confusion when using `~.pyplot.savefig` and forgetting the format argument. rY keep_emptyzThis parameter does nothing.)addendumNc.||_||_d|_y)a Create a new PdfPages object. Parameters ---------- filename : str or path-like or file-like Plots using `PdfPages.savefig` will be written to a file at this location. The file is opened when a figure is saved for the first time (overwriting any older file with the same name). metadata : dict, optional Information dictionary object (see PDF reference section 10.2.1 'Document Information Dictionary'), e.g.: ``{'Creator': 'My software', 'Author': 'Me', 'Title': 'Awesome'}``. The standard keys are 'Title', 'Author', 'Subject', 'Keywords', 'Creator', 'Producer', 'CreationDate', 'ModDate', and 'Trapped'. Values have been predefined for 'Creator', 'Producer' and 'CreationDate'. They can be removed by setting them to `None`. N) _filename _metadata_file)rrrrcs r4rzPdfPages.__init__m s."! r6c|Sr>rrs r4 __enter__zPdfPages.__enter__ s r6c$|jyr>)r@)rexc_typeexc_valexc_tbs r4__exit__zPdfPages.__exit__ s  r6c~|j&t|j|j|_|jS)Nrc)rrrrrs r4 _ensure_filezPdfPages._ensure_file s, ::  $..IDJzzr6c|j<|jj|jjd|_yy)z_ Finalize this object, making the underlying file a complete PDF file. N)rr>r@rs r4r@zPdfPages.close s: :: ! JJ   ! 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N)rr)rr rs r4 attach_notezPdfPages.attach_note s ''l;r6rzr>)rrrrr delete_parameterrrrrr@rrrr rr6r4rrX s`(T6<$BDD2 ,D,1.@eZdZdZddiZdZddddZfdZxZS) FigureCanvasPdfrrzPortable Document Formatcy)Nrrrs r4get_default_filetypez$FigureCanvasPdf.get_default_filetype sr6N)bbox_inches_restorercc |jj}d|j_|jj\}}t|tr|j }n t ||} |j||t|j|||t|||||}|jj||jt|ts|jt|tr|jy|jy#t|tr|jw|jwxYw)Nrr)r)rdpiget_size_inchesr?rrrrrrQdrawr>rr@) rrrrcrr}r~rrenderers r4 print_pdfzFigureCanvasPdf.print_pdf skkoo  335 v h )((*D8h7D  LL '( UFCD#vu5$79H KK  X &    h1 (H-  (H-  s 4BD**3EcT|jjt| Sr>)rdraw_without_renderingrr)rrs r4rzFigureCanvasPdf.draw s **,w|~r6) rrr fixed_dpi filetypesrrrrrs@r4r r  s0I23I'+T4r6r ceZdZeZy) _BackendPdfN)rrrr  FigureCanvasrr6r4rr s"Lr6r)K)r)_rrrrenumr functoolsriorrloggingrxrUrrrrprirrinumpyrPILr matplotlibr\r r r r r matplotlib._pylab_helpersrmatplotlib.backend_basesrrrrr!matplotlib.backends.backend_mixedrmatplotlib.figurermatplotlib.font_managerrrrOmatplotlib._afmrmatplotlib.ft2fontrrrrrmatplotlib.transformsrrmatplotlib.pathr matplotlib.datesr!r"rr$ getLoggerrrUr5rjrvrrrr@ maketransrrrrrKrrrZrrRendererPDFPSBaserQrrr FigureManagerPdfexportrrr6r4r5s $  FF)@$IQQ4 w"d,Tn 0,"*04}} u5UDE F#R  .   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