Gnuplot for Windows full changelog

Version 5.2.7 is an incremental release in the stable 5.2 series containing bug fixes and a few new features back-ported from the development version. The largest change from 5.2.6 is revision of the pm and fig terminals to bring them up to date with the version 5 capabilities of other terminal types.

* NEW Ctrl-Break interrupts fitting run in wgnuplot
* CHANGE treat empty fields in a csv file as quot;missingquot; rather than quot;badquot;
* CHANGE allow reference to more than one column header in 'using' or 'title'
* CHANGE install-info is no longer a default quot;make installquot; target
* CHANGE if a polar plot is autoscaled, try to place the origin at the center
* FIX svg and canvas terminal mousing of inverted axis coordinates
* FIX emf failed to initialize font correctly on some systems
* FIX timedata columns can now be referred to via column(N) and column(quot;HEADquot;)
* FIX qt terminal toggling of enhanced text elements in plot with labels
* FIX color/pattern generated for key entries of columnstacked histograms
* FIX hitting ^C twice forces temination of wxt session hung by lost X-server
* FIX win terminal failed to properly adjust plot border after window resize
* FIX several conditions in which macros were not expanded during command input

- New syntax supporting multi-line blocks of code delimited by curly braces
if (<cond>) { ... } else { ... }
do for [<iteration-spec>] { ... }
while (<cond>) { ... }

- Time formats can handle fractional seconds to microsecond precision.

- User-definable linetypes that can be used to establish a locally
preferred default sequence of colors or dash/thickness/point styles.

- Statistical summary of the data to be plotted (new command quot;statsquot;)

- New terminal drivers: qt context epscairo cairolatex

- The version for Windows received major improvements
(GUI, help, native terminal and wxt, installer)

- Improved support for UTF-8, SJIS and other multi-byte encodings

* NEW boxxyerrors plot style now allows variable color
* NEW splot with pm3d now allows variable rgb color
* NEW quot;nonuniform matrixquot; indicates ascii data with explicit x, y
* CHANGE columnhead(N) is a string-valued function, not a keyword
* CHANGE Demarcate plots in svg output using <g id=quot;Plot_#quot;><title>...
* CHANGE xticlabels() works for binary data files as well as ascii
* CHANGE quot;set key maxrowsquot; now applies to 3D plots as well as 2D
* CHANGE rewrite installation path rules for TeX files
* FIX wxt terminal should now work on at least some flavors of OSX
* FIX incorrect space allowed for outside left key box
* FIX buffer overflow from enhanced text timefmt tic labels
* FIX correction for offset in epochs when reading in time format quot;%squot;
* FIX discontinuity in defined palette limited by maxcolors
* FIX initialization of svg pattern-fill definitions
* FIX positioning of histogram bars when some data entries are missing
* FIX emf terminal can handle UTF-8 encoding

* NEW Implement pan and zoom via mouse wheel.
* NEW set key maxcolumns N maxrows M
* NEW value(quot;varnamequot;) returns the value of the named variable
* NEW encoding cp1251 - 8-bit Cyrillic
* CHANGE backport emf terminal driver from version 4.5
* FIX better estimation of latex string lengths
* FIX colorbar representation of discrete color palettes is pixel accurate
* FIX NaN initialization and tests working on more (all?) platforms
* FIX configuration script tests for readline+ncurses
* FIX prevent out-of-range boxes from creating degenerate ghosts on the border
* FIX missing alpha channel flag for pdfcairo terminal
* FIX font initialization in windows terminal