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A box with only height (zero width). cC sti|d||ƒdS(Ng(RcRF(RERHRI((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRF­s(R[R\RnRF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRg©stHboxcB seZdZd„ZRS(s8 A box with only width (zero height and depth). cC sti||ddƒdS(Ng(RcRF(RERG((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRF´s(R[R\RnRF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRh°stCharcB sVeZdZd„Zd„Zd„Zd„Zd„Zd„Zd„Z d„Z RS( sRepresents a single character. Unlike TeX, the font information and metrics are stored with each Char to make it easier to lookup the font metrics when needed. Note that TeX boxes have a width, height, and depth, unlike Type1 and Truetype which use a full bounding box and an advance in the x-direction. The metrics must be converted to the TeX way, and the advance (if different from width) must be converted into a Kern node when the Char is added to its parent Hlist. node134cC sƒti|ƒ||_|i|_t|itttfƒpt ‚|i|_|i |_ |i |_ |i |_ |i ƒdS(N(RZRFRt font_outputR=RqR¹RQtinttAssertionErrorRR~Ršt_update_metrics(RERtstate((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFÁs   #    cC s d|iS(Ns`%s`(R(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR\ÎscC s„|ii|i|i|i|i|iƒ}|_|idjo|i|_ n |i |_ |i |_ |i |i  |_ dS(Nt ( RjRŸRqRRR~Ršt_metricsRÄRGRÅRHRI(RERc((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRmÑs +  cC s |iiS(N(RpRÆ(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyt is_slantedÛsc C sz|ii|i}d}t|tƒoI|ii|i|i|i |i |i|i|i |i |i ƒ }n||S(s Return the amount of kerning between this and the given character. Called when characters are strung together into Hlists to create Kern nodes.g( RpRÄRGR=RiRjR›RqRRR~Rš(RER^RÄtkern((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRÖÞs cC s5|ii|||i|i|i|i|iƒdS(s"Render the character to the canvasN(RjRRRqRRR~Rš(RERÒRa((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRbës cC sati|ƒ|itjo@|it9_|it9_|it9_|it9_ndS(N( RZR_R[RdR~ReRGRHRI(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR_ñs  cC sMti|ƒ|it9_|it9_|it9_|it9_dS(N(RZR`R~RfRGRHRI(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR`ùs  ( R[R\RnRFR\RmRqRÖRbR_R`(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRi·s     tAccentcB s2eZdZd„Zd„Zd„Zd„ZRS(s”The font metrics need to be dealt with differently for accents, since they are already offset correctly from the baseline in TrueType fonts.cC sg|ii|i|i|i|i|iƒ}|_|i|i |_ |i |i |_ d|_dS(Ni(RjRŸRqRRR~RšRpRfRdRGReRgRHRI(RERc((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRms  +cC sti|ƒ|iƒdS(N(RiR_Rm(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR_ s cC sti|ƒ|iƒdS(N(RiR`Rm(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR`s cC sI|ii||ii||ii|i|i|i|i|i ƒdS(s"Render the character to the canvasN( RjRRRpRdRgRqRRR~Rš(RERÒRa((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRbs (R[R\RnRmR_R`Rb(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRss    tListcB sDeZdZd„Zd„Zd„Zd„Zd„Zd„ZRS(s<A list of nodes (either horizontal or vertical). node135cC sGti|dddƒd|_||_d|_d|_d|_dS(Ngi(RcRFt shift_amounttchildrentglue_sett glue_signt glue_order(REtelements((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFs     c C sYd|iƒ|i|i|i|idig}|iD]}|t|ƒq8~ƒfS(Ns![%s <%.02f %.02f %.02f %.02f> %s]Ro(R\RGRHRIRuRÝRvR´(RER±RÒ((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRµ%s    cC sMd}x@tt|ƒdddƒD]"}||djo |}Pq#q#W|S(s|A helper function to determine the highest order of glue used by the members of this list. Used by vpack and hpack.iiiÿÿÿÿg(RCRî(REttotalsRR((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyt_determine_order,s cC s¢|i|ƒ}||_||_||djo||||_nd|_d|_|djo8t|iƒo$td||ii |ft ƒqžndS(Ngis %s %s: %r( R|RyRxRwt glue_ratioRîRvRR]R[Rú(RERÒtsignR{t error_typeR((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyt _set_glue6s     cC sax|iD]}|iƒq Wti|ƒ|itjo"|it9_|it9_ndS(N(RvR_RcR[RdRuReRw(REtchild((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR_Ds  cC sMx|iD]}|iƒq Wti|ƒ|it9_|it9_dS(N(RvR`RcRuRfRw(RER((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR`Ls   ( R[R\RnRFRµR|R€R_R`(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRts   tHlistcB s8eZdZdded„Zd„Zddd„ZRS(s'A horizontal list of boxes. node135gt additionalcC s3ti||ƒ|o|iƒn|iƒdS(N(RtRFRrthpack(RERzRJR tdo_kern((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFVscC sÃg}t|iƒ}|o£x“t|ƒD]…}|i|}||djo|i|d}nd}|i|ƒ|i|ƒ}|djot|ƒ}|i|ƒq)q)W||_ndS(sÜInsert Kern nodes between Chars to set kerning. The Chars themselves determine the amount of kerning they need (in get_kerning), and this function just creates the linked list in the correct way.igN(RîRvRCRCR†RÖtKern(REt new_childrent num_childrenRtelemR^tkerning_distanceRr((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRr\s     c C s2d}d}d}dgd}dgd}xR|iD]G}t|tƒo5||i7}t||iƒ}t||iƒ}q6t|tƒou||i7}t|iƒ oSt|iƒ oBt |ddƒ} t||i| ƒ}t||i| ƒ}q}q6t|t ƒoF|i } || i7}|| i c| i 7<|| ic| i7|ii|i|i|iƒ}ti||tt|ƒdS(N(RjR¦RqR~RšR˜RFR(RERnRš((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRF s (R[R\RnRF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR› sRŽcB s,eZdZed„Zd„Zd„ZRS(sMost of the information in this object is stored in the underlying GlueSpec class, which is shared between multiple glue objects. (This is a memory optimization which probably doesn't matter anymore, but it's easier to stick to what TeX does.) node149, node152cC s€ti|ƒd|_t|ƒoti|ƒ}n't|tƒo |}n tdƒ‚|o|iƒ}n||_ dS(Ntnormals/glue_type must be a glue spec name or instance.( RZRFt glue_subtypeR)tGlueSpectfactoryR=t ArgumentErrortcopyR(REt glue_typeR¡R((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFs     cC s`ti|ƒ|itjo?|iidjo(|iiƒ|_|iit9_q\ndS(Ng(RZR_R[RdRRGR¡Re(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR_%s  cC sLti|ƒ|iidjo(|iiƒ|_|iit9_ndS(Ng(RZR`RRGR¡Rf(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR`,s (R[R\RnRûRFR_R`(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRŽs RžcB sDeZdZdddddd„Zd„Zd„ZeeƒZRS(snode150, node151gicC s1||_||_||_||_||_dS(N(RGR‘RR_R’(RERGR‘RR_R’((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRF4s     cC s%t|i|i|i|i|iƒS(N(RžRGR‘RR_R’(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR¡;s cC s |i|S(N(t_types(tclsR¢((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRŸCs(R[R\RnRFR¡RŸt classmethod(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRž2s   iitfilitfillitfillltneg_filtneg_fillt neg_fillltemptygð¿tsstFilcB seZd„ZRS(cC sti|dƒdS(NR¦(RŽRF(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFUs(R[R\RF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR®TstFillcB seZd„ZRS(cC sti|dƒdS(NR§(RŽRF(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFYs(R[R\RF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR¯XstFilllcB seZd„ZRS(cC sti|dƒdS(NR¨(RŽRF(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRF]s(R[R\RF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR°\stNegFilcB seZd„ZRS(cC sti|dƒdS(NR©(RŽRF(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFas(R[R\RF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR±`stNegFillcB seZd„ZRS(cC sti|dƒdS(NRª(RŽRF(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFes(R[R\RF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR²dstNegFilllcB seZd„ZRS(cC sti|dƒdS(NR«(RŽRF(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFis(R[R\RF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR³hstSsGluecB seZd„ZRS(cC sti|dƒdS(NR­(RŽRF(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFms(R[R\RF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR´lst HCenteredcB seZdZd„ZRS(s`A convenience class to create an Hlist whose contents are centered within its enclosing box.cC s.ti|tƒg|tƒgdtƒdS(NR…(R‚RFR´Rû(RERz((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFss#(R[R\RnRF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRµpst VCenteredcB seZdZd„ZRS(s`A convenience class to create an Vlist whose contents are centered within its enclosing box.cC s(ti|tƒg|tƒgƒdS(N(R•RFR´(RERz((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFzs(R[R\RnRF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR¶wsR†cB s2eZdZd„Zd„Zd„Zd„ZRS(s™A Kern node has a width field to specify a (normally negative) amount of spacing. This spacing correction appears in horizontal lists between letters like A and V when the font designer said that it looks better to move them closer together or further apart. A kern node can also appear in a vertical list, when its 'width' denotes additional spacing in the vertical direction. node155cC sti|ƒ||_dS(N(RZRFRG(RERG((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRF…s cC s d|iS(Nsk%.02f(RG(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRµ‰scC s4ti|ƒ|itjo|it9_ndS(N(RZR_R[RdRGRe(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR_Œs cC s ti|ƒ|it9_dS(N(RZR`RGRf(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR`‘s (R[R\RnRFRµR_R`(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR†}s    tSubSuperClustercB seZdZd„ZRS(sfThis class is a sort of hack to get around that fact that this code doesn't parse to an mlist and then an hlist, but goes directly to hlists. This lets us store enough information in the hlist itself, namely the nucleas, sub- and super-script, such that if another script follows that needs to be attached, it can be reconfigured on the fly.cC s/d|_d|_d|_ti|gƒdS(N(RCtnucleustsubtsuperR‚RF(RE((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRF›s   (R[R\RnRF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR·•stAutoHeightCharcB seZdZed„ZRS(s2A class that will create a character as close to the given height and depth as possible. When using a font with multiple height versions of some characters (such as the BaKoMa fonts), the correct glyph will be selected, otherwise this will always just return a scaled version of the glyph.c C sØ|ii|i|ƒ}|iƒ}||}xH|D]@\}} ||_t| |ƒ} | i| i|joPq5q5W|| i| i} |i| 9_t| |ƒ} || i} ti || gƒ| |_ dS(N( RjR¨RqR¡RiRHRIR~R‚RFRu( RERRHRIRntalwaysRt target_totalR§Ržtchartfactortshift((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRF§s        (R[R\RnRûRF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyR»¡st AutoWidthCharcB seZdZeed„ZRS(s&A class that will create a character as close to the given width as possible. When using a font with multiple width versions of some characters (such as the BaKoMa fonts), the correct glyph will be selected, otherwise this will always just return a scaled version of the glyph.c C s¶|ii|i|ƒ}|iƒ}xA|D]9\}}||_|||ƒ} | i|joPq+q+W|| i} |i| 9_|||ƒ} ti|| gƒ| i|_dS(N(RjR¨RqR¡RGR~R‚RF( RERRGRnR¼t char_classRR§RžR¾R¿((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRFÁs      (R[R\RnRûRiRF(((s</Users/cmoad/workspace/matplotlib/lib/matplotlib/mathtext.pyRÁ»stShipcB s>eZdZd„Zd„ZeeƒZd„Zd„ZRS(sžOnce the boxes have been set up, this sends them to output. Since boxes can be inside of boxes inside of boxes, the main work of Ship is done by two mutually recursive routines, hlist_out and vlist_out , which traverse the Hlists and Vlists inside of horizontal and vertical boxes. 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