Merge pull request #509 from Kitware/vegalite

Move to Vega 3.0, VegaLite 2.0

.eslintrc.json

@@ -0,0 +1,3 @@
+{
+  "extends": "semistandard"
+}

docs/components/barchart.rst

@@ -3,7 +3,10 @@
 ================
 
 A bar chart. The **x** field should contain a distinct value for each bar, while
-the **y** field will correspond to the height of each bar.
+the **y** field will correspond to the height of each bar. The **color** field
+may be used to color each bar. In the case where there are multiple records
+for a single **x** value, **aggregate** may be used to combine values into a
+single bar.
 
 This component can be found in the ``candela/plugins/vega`` plugin.
 
@@ -76,14 +79,24 @@ data (:ref:`Table <table>`)
 x (String)
     The x axis (bar position) field. Must contain numeric data. See :ref:`axis scales`.
 
+xType (String)
+    The `data type`_ for the ``x`` field. The default is ``"nominal"``.
+
 y (String)
     The y axis (bar height) field. Must contain numeric data. See :ref:`axis scales`.
 
+yType (String)
+    The `data type`_ for the ``y`` field. The default is ``"quantitative"``.
+
 color (String)
-    The field used to color the bars. See :ref:`color scales`.
+    The field used to color the bars.
+
+colorType (String)
+    The `data type`_ for the ``color`` field. The default is ``"nominal"``.
 
-hover (Array of String)
-    The fields to display on hover.
+aggregate (String)
+    The `aggregation mode`_ for ``y`` values when the ``x`` value is the same
+    in multiple records. The default is ``"sum"``.
 
 width (Number)
     Width of the chart in pixels. See :ref:`sizing`.
@@ -93,3 +106,7 @@ height (Number)
 
 renderer (String)
     Whether to render in ``"svg"`` or ``"canvas"`` mode (default ``"canvas"``).
+
+.. _data type: https://vega.github.io/vega-lite/docs/encoding.html#data-type
+
+.. _aggregation mode: https://vega.github.io/vega-lite/docs/aggregate.html#supported-aggregation-operations

docs/components/boxplot.rst

@@ -80,10 +80,19 @@ fields (Array of String)
     scales`. Axis type will be chosen by the inferred value of the first field
     in the array.
 
-group (String)
+x (String)
     The optional field to group by. Defaults to all records being placed in a
     single group. See :ref:`axis scales`.
 
+xType (String)
+    The `data type`_ for the ``x`` field. The default is ``"nominal"``.
+
+color (String)
+    The field used to color the box plots.
+
+colorType (String)
+    The `data type`_ for the ``color`` field. The default is ``"nominal"``.
+
 width (Number)
     Width of the chart in pixels. See :ref:`sizing`.
 
@@ -92,3 +101,5 @@ height (Number)
 
 renderer (String)
     Whether to render in ``"svg"`` or ``"canvas"`` mode (default ``"canvas"``).
+
+.. _data type: https://vega.github.io/vega-lite/docs/encoding.html#data-type

docs/components/ganttchart.rst

@@ -118,6 +118,15 @@ level (String)
     unique values, the first value encountered will be level 1 which is rendered
     more prominently, and the second value will be level 2.
 
+type (String)
+    The `data type`_ for the ``start`` and ``end`` fields. The default is ``"quantitative"``.
+
+tickCount (String)
+    The suggested number of tick marks to place along the x axis.
+
+axisTitle (String)
+    The title of the x axis.
+
 width (Number)
     Width of the chart in pixels. See :ref:`sizing`.
 
@@ -126,3 +135,5 @@ height (Number)
 
 renderer (String)
     Whether to render in ``"svg"`` or ``"canvas"`` mode (default ``"canvas"``).
+
+.. _data type: https://vega.github.io/vega-lite/docs/encoding.html#data-type