5 - make dash length available
7 - SlantFont & Co support
8 - keep an eye on PEP 324 (popen 5): it could make the texrunner much easier
10 - common bboxes for different graphs
11 - 3d graphs, circular graphs
12 - axis painter labelattrs=None + automatic axis partitioning leads to no valid partitioning
13 - when all titles are None, a graph key currently raises an exception
14 - translatecanvas should be the default in graph.style.symbol
15 - graph.style and graph.data modules
16 - exceptions in drawsymbol & friends...
17 - fix docu (or code) of gridattrs functionality of axis painters
18 (how can one, e.g. draw a grid at the ticks and not at the subticks)
20 - use csv module (new in 2.3)
21 - Check for "inf" and "nan" in datafiles.
22 (When plotted, the graph does not complain, but the postscript will be broken)
24 - add styles using curves instead of lines
26 - contructor should only take a texrunner keyword argument
29 - stroking of patterns does not work in PDF
30 - patterns call the outputPS method in registerPS and have no writer at that
31 time -> rewrite this code
32 - style and color module:
33 - support modification of existing styles via __call__
35 - height -> getheight, ...
37 - might be moved into the graph
38 - perform calc by means of Python itself (see eval code in graph.data, but
39 we should use compiled code instead of eval)
41 - support single-character mode
43 - what should we do for palette when only one entry
45 - move numeric stuff into its own framework (also for box module)
47 - clearly distingish between readers and writers. dvifile, epsfile, etc. might
48 be renamed to dvireader, epsreader ...
49 - support gsave and grestore in some way to make context handling easier?
54 - more details in path constructor: allowed pathels, first pathel...
62 Changeable attributes should be explained at a central place.
63 - section titles: "Axes" -> "Axes - module axis" or similar
65 - linealign and circlealign
67 styles: document what data name the styles accept (require). Try also to be more
68 userfriendly and not to describe immediately the internals of the implementation:
69 (see e.g. class.style.symbol)
72 - describe creation and modification (inplace and ``modify by new'') of
76 - update PyX description in setup.py, README (also update text on prebuilt manual.pdf?),
77 on webpage and later on sf.net project page
84 - path parameters and argument handling
85 - the arct to arc/arcn conversion (needed for bbox calculation and for conversion into
86 normpath) has been fixed
87 - document module: new
88 - container classes for document and pages
89 - document.paperformat class (strings are deprecated)
91 - writeEPSfile wraps a canvas in a single page document and performs the output
95 - completely rewritten: support for fonts and patterns has been added
96 - pswriter module: new
97 - separate PS output from canvas
98 - new signature of outputPS methods: writer and context are passed as additional
101 - allow selection on zero range palette (reported by Francisco Borges, cf. bug #1116257)
103 - modifications on __init__.py in graph and axis subdirectories to
104 make "from pyx.graph import *" working as expected
106 - addontop added to stackedbarpos
107 - column -> columnname renaming where appropriate
108 - histogram style added
110 - function needs explicit variable definition (implicit variable definition is deprecated)
111 - column names are inherited by data.data() except when copy=0;
112 unused columns are silently ignored now
113 - dynamic function data on a logarithmic axis uses isinstance check now
114 (although it removes the only (mis)use of axis.inverse, it is a
115 temporary solution only)
117 - extend graph keys to allow for several columns
118 - axis data handling refactoring:
119 - introcuded an axis positioner (module graph.axis.positioner)
120 - introduced anchoredaxis to make axis data and positioning local to a graph
121 - linkedaxis is a special version of anchoredaxis and is generic
122 (it uses the new linkpainter provided by an axis)
123 - unification of split and bar axes;
124 removed some black magic in baraxis in favor of a nestedbar axis
125 - x linked to x2 etc. is now possible
126 - axis.inverse was removed (the only place it was (mis)used was by a function)
128 - allow to transform axis after layout
129 - [xy]axisat arguments in the constructor to easily move [xy]-axes
130 to a position defined the orthogonal axis
131 - remove axispos (use the axis dictionary now, since it now contains
132 anchored axis instances and those have shortcuts for the axis positioner
134 - prolog module: deleted (replaced by resource module)
138 - tfm->dvi conversion rounding bugfix
139 - fix parsing of empty strings ("") in fontmap files (reported by John Owens, bug #1218983)
140 - changed requirements to python 2.1:
141 - nested scopes are needed without fallback solution by the path module
142 - use warning module for warnings
144 - support for halign of boxes and content of boxes (see halign example)
145 - take units xscale into account in parbox
146 - messageparser for replaced fontsizes: Warning -> implemented by texmessage.fontwarning
147 - messageparser for size differences at the end: Warning not Exception -> implemented by texmessage.fontwarning
148 - messageparser for overfull/underfull vbox/hbox: Warning not Exception -> implemented by texmessage.boxwarning
149 - dvicopy flag removed
150 - allow argument of set to be None
151 - rename nomathmode and nophantom to clearmathmode and clearphantom
152 - texmessagepattern for easy creation of simple TeX message parsers
153 - allow long file names in file checking TeX message parsers
154 - no newline removal to not disturbe TeX messages when reporting errors
155 - reworked documentation to match the python documentation standards
157 - the very old tex module finally got removed completely
159 - linewidth is no longer a unit.length subclass but expects a such as first argument
161 - correct EOL handling while reading DSC's (reported by Markus Meyer)
162 - pattern module: new
163 - moved canvas.pattern to its own module together with the new PDFpattern class
164 - add some default patterns: hatched and crosshatched
166 - improve the smoothing deformer
167 - add a parallel deformer
169 - a simple converter from dvi to EPS/PS/PDF files (dviconvert.py) has been added
170 - a simple imagine to EPS/PS/PDF converter (imgconvert.py) has been added
171 - update address of FSF all over the place
176 - EPS header fixed (reported by Russell Lang, cf. bug #1065099)
178 - use CURDIR instead of PWD (reported by David M. Cooke, bug #1070285)
180 - support windows line endings (patch by Hans-Andreas Engel, cf. bug #1071160)
182 - line attributes handling fixed (reported by Andrea Riciputi)
183 - fix typos in predefined symbols (reported by Andrea Riciputi)
184 - cut column name list at the max. number of columns (reported by Arnd Baecker)
186 - add INDEX and README files to distribution
187 - new errorbar and julia example
189 - pdf snippets for tipa based phonetic transliterations
194 - new module for inclusion of bitmap images
196 - names of local and member variables now follow the naming convention of
197 having a _pt suffix when containing lengths in points
199 - names of local and member variables now follow the naming convention of
200 having a _pt suffix when containing lengths in points
201 - enlarge was misspelled as enlarged
202 - renamed _bbox -> bbox_pt
203 - new bbox method center, which returns the coordinates of the center
205 - enlarge and enlarged do no longer interprete unqualified lengths as
208 - unit.cm, unit.t_cm, etc. are no longer sub classes but instances
210 - never convert implicitly into visual/width, etc. lengths (this is more
211 about usage of the unit module in various other modules) (TODO: update
213 - support for string initialization removed
214 - support for initialisation with other length removed
215 - lengths can now be divided by other lengths (as suggested by Michael Gruber
216 and Magnus Lie Hetland)
218 - postpone reading of fontmap files until TeX/LaTeX is started
219 - sign of font number in dvifile (reported by Michael Gruber)
222 - added new classes page and document for multipage PostScript output
223 - apply deformers (instead of trafos) in draw method
225 - decrease interval for dotted and dash-dotted lines for better visual
227 - setup.py and distribution:
228 - create siteconfig on install to store positions of the shared data
231 - graph style + data reorganization
232 - modularization of the graph styles by separating data handling and drawing tasks
233 - several graph styles can now be combined together
234 - graph data can internally now combine different data sources
235 (by that, some nasty side effects could have been removed)
236 - enum -> num renaming
237 - allow for horizontally and vertically centered graph key alignment and a key background
238 - fix bug that graph was not finished automatically when a bbox was specified
239 manually (reported by David Barton)
241 - pathel -> pathitem, etc. renaming
242 - methods accepting a parameter value / arc length now also allow the user to
243 pass a tuple (subpath, param) / (subpath, arclen)
244 - normpath constructor no longer accepts a path or normpath as argument but only a list
245 of normsubpaths. Use the new normpath method of the path instead to construct a normpath
247 - normsubpath can now deal with short (i.e. shorter than epsilon) segments correctly
248 - the intersect and split methods of normpath and normsubpath have been completely rewritten and
249 now take the accuracy epsilon correctly into account. Note that for a closed subpath the
250 split function now returns the segment containing the closing point as first element
251 in the result list (before, it was returned as last element).
252 - normsubpathitems and normsubpath now implement much more methods also provided by
253 path and normpath instances
254 - normpath.append no longer accepts pathitems but only normsubpaths
255 - deformer module: new
256 - moved cycloid and smoothed from deco into deformer
258 - handle "BoundingBox: (atend)" (cf. bug #945621 reported by Jim Boyle)
259 - kpsearch option to search for file using the kpathsea library (contributed by Michael Gruber)
261 - PSCmd and PSOp are now joined in a new class canvasitem
263 - decorated path no longer allows modification of its path
264 - new method excluderange which allows to remove certain parameter ranges from the stroked path
265 - additional canvas provided by decorated path is now called ornaments
266 - constriction=None now indicates an arrowhead without constriction
268 - trafos are now deformers
270 - a bunch of bargraph examples have been added
275 - fix errorbar range adjustment
276 - fix empty tick lists bug (reported by Marko Vendelin, cf. bug #977323)
277 - graph/style module:
278 - symbolline drawing order in graph key (cf. bug #990687)
280 - access to builtin list (reported by Marcus Mendenhall, cf. bug #1042458)
285 - fix drawing with background
286 - fix insertion of a zero length path when the whole line is outside
287 the valid axis range (reported by Marko Vendelin)
289 - include source for faq and manual
290 - distribute the pdf instead of postscript (manual, faq, examples)
295 - fixed title=None + graph key issue reported by Gabriel Vasseur
296 - graph.axis.painter.plain -> graph.axis.painter.regular
297 (as it was in parts of the documentation already)
298 - changeable-gridattrs-become-None-bug fixed
299 - graph style cutting outside lines (double-)fixed
303 - fixes missing install of the graph and axis directories introduced in 0.6
304 - some minor updates to the faq
309 - reorganisation of the graph structure finished (there might be some
310 small pending issues, but the basic restructuring is done with this release):
311 - graph splitted into several modules in pyx/graph and pyx/graph/axis
312 - painters are using the new attribute scheme including changeable
314 - graph styles rewrite
316 - axis zeropath feature has been removed
317 - mergelabels removed; linpart doesn't have a label argument anymore
318 - names and texts removed from baraxis
319 - iteration on graph style, when it is used several times in the same graph
320 - symbols + lines -> symbollines; symbols do not allow setting lineattrs,
321 and lines not symbolattrs
322 - manual line clipping (do not include unneeded line segments when the
323 axis range is set manually etc.)
324 - automatic file key titles
325 - graph.data now also includes the old data module
326 - data.list adds (by default) a line number like data.file
327 (thus regular columns are counted from 1)
329 - added new pathels multilineto_pt and multicurveto which allows to specify
330 a list of points and can thus be much more efficient
331 - internal methods return coordinates in pts
332 - arclentoparam returns only parameters not total length
333 - added path.arclength_pt, path.at_pt, path.begin_pt, path.end_pt (and
334 correspondingly for normpath)
335 - complete refactoring of the normpath class: normpaths now consist of
336 normsubpaths which themselves consist of normlines and normcurves This is
337 much more convenient for any routines working with normpaths.
338 - reversing of closed sub paths does not change the first point of the sub
340 - renamed: arclength -> arclen
341 - renamed: lentopar -> arclentoparam
342 - renamed: glue -> joined
343 - normpath now supports join, the in-place version of joined
344 - path and normpath method raise exception instead of returning None
345 when parameter is out of range
346 - the accuracy epsilon can now only be specified in normpath and normsubpath
347 constructor and no longer in arguments of path and normpath methods
348 - negative parameters are no longer supported in path and normpath methods
349 - path and normpath methods which accept parameter value param now
350 alternatively accept an arc length
354 - arrow heads are no longer stroked (as suggested by Magnus Lie Hetland)
356 - writeEPSfile deprecates writetofile
357 - internally, write methods are renamed in outputPS
358 - canvas constructor no longer accepts variable argument list but
359 expects a list of attrs as first argument (defaulting to []) and
360 a texrunner as second argument (defaulting to text.defaulttexrunner)
361 - set, draw, stroke and fill no longer return self, i.e., the canvas, but None
363 - added inplace add (__iadd__), enlarge and transform methods
364 - callers use inplace add where possible now (yielding a considerable
366 - "undefined" corners of bounding boxes are no longer supported which makes
367 the bounding box operations much more efficient.
369 - renamed _xxx -> xxx_pt
371 - removed showbbox argument of epsfile class
373 - default handling of texmessages as in the new attribute scheme
374 - multiple insert bug fixed
375 - made left, right, width, height, depth information available (x length
376 not taking into account box transformations)
377 - ignore tex message "Please type a command or say `\\end'"
378 - added textboxes that are sequentially filled (experimental)
380 - mandel.py (contributed by Stephen Phillips)
382 - length comparision (David Beach)
386 - switched to the new parser using pythons parser module
388 - removed, it all lives in the graph.data module now, while before it
389 was splitted into two separate modules
391 - not imported by default anymore
392 - obsolete warning when importing this module
396 - include missing c-files for optional extension modules
398 - fix unpaired BeginProcSet/EndProcSet in font enconding
401 - setup.py and distribution:
402 - allow customization of the extension modules built (via setup.cfg)
403 - disable building pykpathsea module by default
404 - more detailed description of install process in INSTALL
405 - provide more information and pointers to other files in README
406 - include example data files in distribution (suggested by Andrea Riciputi)
407 - force dvips to write ps files instead of printing them (suggested by Otto Tronarp)
408 - includ pyxfaq.pdf in distribution
410 - improved is-readable test for lfs files and pyx.def file
411 - explicitly quit (La)TeX in cleantmp (helps when quitting with <Ctrl>C)
412 - showwaitfortex implemented following a suggestion by Fernando Perez
413 (waitfortex is increased to 60 seconds now)
414 - support of TeX extension --ipc for reading dvi results while TeX keeps running
415 - configurable font mapping files (via pyxrc or parameter of the texrunner constructor)
416 - markers to get access to positions within TeX expressions
417 - fix: allow for e-tex in texmessage.start (reported by Andrea Riciputi)
418 - fix: print warning at syntax errors in font mapping file and continue (cf. bug #795271)
419 - remove limitation on number of fonts in dvi file
420 - added native virtual font support
421 - dvicopy support not needed anymore (it is still available, but obsolete and
422 removed from the documentation)
423 - do not include too many glyphs in the eps file
424 - _xxx -> xxx_pt renaming
425 - dvifile module (NEW):
426 - separated from the text module
427 - dvifile class returns standard pyx canvas instances on readpage
429 - removed manualpart and partitioners mix keyword
430 - results of the splitting at "=" in graph.function were not stripped
431 - skip title=None in key (cf. bug #821284), properly align a single key entry
432 - another (the last?!) axis redesign: axispos -> class of its own
433 - some axispos name have changed slightly (zeroline -> zeropath etc.)
434 - tick/data-vmin/vmax removed
437 - minor enhancements in exponentionaltexter
438 - axes alongs paths including a set of examples
439 - mixing a partitioner and manual ticks by two distinct keyword arguments now
440 - _xxx -> xxx_pt renaming
441 - part -> parter renaming
443 - stroke, fill, draw, set and insert do no longer accept variable length argument lists but
444 an attribute list as last argument
445 - stroke and fill now support trafos (TODO: documentation)
446 - uppercase version of a4, a3, ... paperformats
448 - new module for loading PyX configuration information
450 - automatically import main modules into pyx namespace as suggested by Fernando
453 - check for sorting of parameter list passed to path.split method
454 - _xxx -> xxx_pt renaming
456 - contains decoratedpath and decorators from canvas module
457 - all predefined decorators are instances now (deco.stroked is thus ok) and
458 attributes have to be passed explicitely, e.g., deco.earrow.small(attrs=color.rgb.red)
459 and deco.stroked([color.rgb.blue])
460 - style module (NEW):
461 - contains all line- and fillstyles which formerly had been defined in the canvas module
462 - dash now supports relative dash lengths (as suggested by Otto Tronarp)
464 - fixed incorrect handling of - (for instance -x**2 was not negative)
466 - contents have been moved to the (obsolete) tex module, which was the only user anyhow, and
467 the module itself was removed
469 - new fallback solution in pure python
470 - bugfix: pyxadapt.h needs to open files binary under Windows (reported by Gary Pajer)
472 - _xxx -> xxx_pt renaming
474 - _xxx -> xxx_pt renaming
478 - "in" to "inch" in paperformats
480 - fix pyx.def hack occuring whenever \ProcessOptions* was used by a package
482 - implement different file formats for Python version of module
484 - python fallback solution should behave the same way as c extension module (closes SF bug #799182 reported
485 by Marcus Mendenhall)
487 - added "connector" to __all__
491 - separate texter out of the axispainter
492 - axis/partitioner/texter/painter/axispos redesign & interfaces
493 - tick.text is renamed to tick.label
494 - ticks and labels are renamed to tickpos/tickdist and labelpos/labeldist in partitioning
495 - ticks can be used in the part to mix a partitioner with some manual ticks
496 -> manualpart and the mix technique is not needed anymore
497 (both things are still available and working, but they will be removed in the future)
498 - _ensurefrac is implemented inside the frac constructor now; initialization is possible by:
499 - a (enum, denom) tuple now (previously there were two arguments)
500 - a string (as before via _ensurefrac)
501 - exponential strings are allowed as well (e.g. "1e10" etc.)
502 - a float (precision is determined by floatprecision -- the number of decimal places)
507 - reset() method for the texrunner
508 - automatic restart of a TeX instance with the same preamble (preamble changes are not possible)
509 - texmessage.loadfd for accepting font description loading
510 - don't bail out on width_index == 0, but mark character invalid instead
512 - support for specials; pyxgraphics flag
513 - support psfonts.map: font names, font encodings
514 - bugfix \def\ProcessPyXBox -> \long\def\ProcessPyXBox
515 - improved lfs handling
517 - full documentation via doc strings
519 - some preliminary version
521 - multiple radii (up to two per point) and softnesses
522 - ensurecenter added --- do we always force the creation of a center?
524 - lentopar methods added including some tests
526 - new parameter bbox allows to override the bounding box of the eps file
530 - derive TFMError and DVIError correctly from exceptions.Exception
531 - close files and pipes, if they are no longer used (thanks to Marcus Mendenhall)
532 - remove DeprecationWarning in Python 2.3 (thanks to Marcus Mendenhall)
534 - correct rounding algorithm (Michael Schindler)
536 - refer to the graphs texrunner instead of the defaulttexrunner (cf. #728209)
537 - rounding towards zero bugfix in autolinpart
538 - log axis range rating bugfix
540 - addarg bugs (#738724)
542 - fix mixing up of height and width in scale calculation
543 - and various other fixer here and there
547 - fix bug in dvi rule code where width was height
548 - fix preamble attribute checking bug
549 - fix texmessage.load pattern search instead of pattern match bug
550 - renamed vbox to parbox (was done in 0.3 partially only)
552 - allow for tuples in arguments of the data class
553 - convenience: exchanged order of named parameters in data.data
555 - convenience: allow for part=None in _axis (base of linaxis and logaxis)
557 - added a latex example (requested)
558 - added a attributechange example (requested)
559 - added back the integral example (requested; prior PyX 0.3 it was part of the user manual)
560 - small change in vector example (allow for the access to the texrunner)
561 - examples included in source distribution
563 - correct arrow template calculation for very short paths
567 - new easy to use example generation (will hopefully lead to nice examples)
569 - new module for handling of convex polygons (taken out of the graph module)
571 - new module containing a collection of helper functions (taken out of the graph module)
572 - moved the attrlist into helper -- as plain functions; attrlist becomes obsolete
574 - new module: a new and preferable integration of TeX/LaTeX
576 - strip glyphs from pfa/pfb-fonts
577 - there is a C implementation taken from pdftex
578 - fallback solution via an external program (pfb2pfa)
580 - (partial) C binding to libkpathsea
581 - fallback solution via an external program (kpsewhich)
583 - removed some code duplication (various axis painters)
584 - use text module instead of the obsolete tex module
585 - allow for tailing zeros of automatic generated labels
586 - allow for missing data in bar graphs -> skipmissing parameter
587 - remove the support for variables given as keyword arguments in data constructor
588 - use context instead of extern for extern variables and functions
589 - graph keys; titles in data/function/etc.
591 - new classes for visual and width lengths, aliases for user length (u_pt = pt)
592 - all length classes have now by default a quantifier 1 (instead of 0), such that,
593 for instance, 5*unit.t_cm() == unit.t_cm(5)
594 - default_unit now has to be set via unit.set. For instance: unit.set(defaultunit="m").
595 - convert_to is now an internal function, which moreover does not longer accept tuples or lists
597 - new class _bbox (the former bbox) which accepts points in the constructor. This is used
598 for internal purposes.
599 - the bbox constructor now accepts user lengths in the constructor.
600 - new methods height, width, top, bottom, left, right
601 - ll & ur ???, what about ul and lr -> ugly!
602 - enlarge (was enhance) now allows selective enlargement to the left, bottom, right and top
603 - output HiResBoundingBox
604 - never reduce bbox upon output
606 - new constructor signature, more in line with rest of PyX:
607 epsfile(x, y, filename, **additional_args)
609 - removed additional column support in addcolumn; removed _addcolumn
610 - line reduction for datafile like the every parameter in gnuplot
612 - new way of PS prolog generation that writes only necessary parts
613 - added support for patterns
614 - canvas.insert() now supports arguments
615 - bbox of canvas can be specified in writetofile command explicitely
616 - writetofile does not return self anymore
617 - arrow template now uses intersection with circle to get size right
618 (as per a suggestion by Michael Schindler)
621 - changed the handling of extern functions and all variables
623 - gradient renamed to palette
625 - problem with sizefile on windows (tex module)
626 - allow for strings in graphxy's width and height; allow for width only (graph module)
627 - disable rating for labelattrs equals None (graph module)
628 - defaultstyle selection, when a list of data is provided to the plot function (graph module)
629 - traverse when adding functions as arguments of operators (mathtree module)
630 - allow for extern functions in addcolumn (data module)
631 - just one common place for the version number
632 - fix incorrect exception name MathError (path module)
633 - prevent double return of intersections for closed sub paths
638 - allow division of length by numbers
640 - new transformation: slant
641 - renamed all trafo methods to use the participle (i.e translate->translated)
642 - the name of all trafo subclasses are verbs (i.e. translation->translate)
644 - mark class renamed to symbol
645 - (text-)box distance measurement
646 - moved axis partitioning to axis and axis painter
647 - automatic axis partitioning (now officially: general cleanup, distance measurement, documentation)
649 - baraxis, baraxispainter, and bar style
651 - previously named datafile module
652 - class "_datafile" renamed to class "data"
653 - class sectionfile added
656 - extern variables and functions (support in graph.function, graph.paramfunction and data.data)
659 - deferred to Version 0.3
660 - running TeX "on the fly" is basically implemented
662 - transformation bug (#624068, trafo module)
663 - canvas transformations (canvas module???)
664 - textbox alignment (graph module)
665 - return linewidth upon calculation with linewidths (unit module)
666 - allow column number variables with several digits
668 - british and american spellings (color module, graph module)
669 - small logo modifications