v1.4.0

   🚀 Features

• chart:
  • Baseline-anchored negative-fill split in buildAreas  -  by @jerrythomas (52aac)
  • Area accepts options.baseline; adds data-plot-area hooks  -  by @jerrythomas (a7c92)
  • SparkState core — data, channels, dimensions, scales  -  by @jerrythomas (7f645)
  • SparkState geom lifecycle  -  by @jerrythomas (38ba3)
  • SparkState aesthetics + inert geom-facing members  -  by @jerrythomas (f1d8e)
  • Spark container — geom context, pattern defs, baseline  -  by @jerrythomas (f1dff)
  • Export Spark, SparkState, GEOM_CONTRACT  -  by @jerrythomas (0bcdc)
  • SparkState.patterns carries a literal pattern name  -  by @jerrythomas (8a24f)
  • Radar axis resolution — string, AxisSpec, or mixed  -  by @jerrythomas (306f2)
  • Radar angles from weights, first axis at top  -  by @jerrythomas (e859b)
  • Radar per-axis domains — declared, inferred, shared  -  by @jerrythomas (10ba6)
  • Radar radius transform — linear, sqrt, auto  -  by @jerrythomas (3aae1)
  • Radar vertices — duplicate averaging, missing cells as gaps  -  by @jerrythomas (27d5d)
  • Radar rings, zero-reference marker, buildRadarLayout  -  by @jerrythomas (6b71d)
  • Radar geom adapter — colours, alpha, paint order  -  by @jerrythomas (d65b6)
  • Radar geom full form — polygons, grid, vertices, axis labels  -  by @jerrythomas (a037a)
  • Radar vertex interactivity — focus, Enter/Space, onselect  -  by @jerrythomas (3cd54)
  • Radar micro form — polygon-only glyph inside Spark  -  by @jerrythomas (72ab8)
  • RadarChart wrapper, radar in GEOM_COMPONENTS, exports  -  by @jerrythomas (f3faa)
• learn:
  • Live Spark composition example in the Charts guide  -  by @jerrythomas (e480c)

   🐞 Bug Fixes

• chart:
  • Clamp area baseline split in value space, reject NaN, sharpen tests  -  by @jerrythomas (891f6)
  • Keep signed area keys collision-free across group value types  -  by @jerrythomas (0b5ae)
  • Discriminate signed area keys structurally, not by value  -  by @jerrythomas (671a4)
  • BuildUnifiedYScale honours nice:false; SparkState uses it  -  by @jerrythomas (ddf93)
  • BuildUnifiedXScale honours nice:false; SparkState filters NaN y-values  -  by @jerrythomas (d5dfd)
  • PlotState.geomData must not let undefined channels clobber the container  -  by @jerrythomas (926c2)
  • Add radar to defaultPreset.opacity  -  by @jerrythomas (27097)
  • Give Spark an accessible name and text alternative  -  by @jerrythomas (b029b)
  • Give the radar outline a data-plot-element hook  -  by @jerrythomas (82c44)
• forms:
  • Make FieldLayout react to schema changes; drop ramda  -  by @jerrythomas (71408)
• ui:
  • Guard Range panend on disabled; add browser-mode component tests  -  by @jerrythomas (0207d)

    View changes on GitHub