Add support for clearing selection

build/vega-lite-schema.json

@@ -6483,6 +6483,13 @@
           ],
           "type": "string"
         },
+        "clear": {
+          "description": "Controls clearing selections. Can be `true`, `false`, or a `string` that is\none of the [Supported Event Types](https://vega.github.io/vega/docs/event-streams/).\n\n__Default value:__ `true`, which corresponds to `dblclick` (i.e.\nuser doubleclick clears current selection).\n\nSee the [TODO: clear] documentation for more information.",
+          "type": [
+            "string",
+            "boolean"
+          ]
+        },
         "empty": {
           "description": "By default, all data values are considered to lie within an empty selection.\nWhen set to `none`, empty selections contain no data values.",
           "enum": [
@@ -6557,6 +6564,13 @@
           ],
           "type": "string"
         },
+        "clear": {
+          "description": "Controls clearing selections. Can be `true`, `false`, or a `string` that is\none of the [Supported Event Types](https://vega.github.io/vega/docs/event-streams/).\n\n__Default value:__ `true`, which corresponds to `dblclick` (i.e.\nuser doubleclick clears current selection).\n\nSee the [TODO: clear] documentation for more information.",
+          "type": [
+            "string",
+            "boolean"
+          ]
+        },
         "empty": {
           "description": "By default, all data values are considered to lie within an empty selection.\nWhen set to `none`, empty selections contain no data values.",
           "enum": [
@@ -8494,6 +8508,13 @@
     "MultiSelection": {
       "additionalProperties": false,
       "properties": {
+        "clear": {
+          "description": "Controls clearing selections. Can be `true`, `false`, or a `string` that is\none of the [Supported Event Types](https://vega.github.io/vega/docs/event-streams/).\n\n__Default value:__ `true`, which corresponds to `dblclick` (i.e.\nuser doubleclick clears current selection).\n\nSee the [TODO: clear] documentation for more information.",
+          "type": [
+            "string",
+            "boolean"
+          ]
+        },
         "empty": {
           "description": "By default, all data values are considered to lie within an empty selection.\nWhen set to `none`, empty selections contain no data values.",
           "enum": [
@@ -8564,6 +8585,13 @@
     "MultiSelectionConfig": {
       "additionalProperties": false,
       "properties": {
+        "clear": {
+          "description": "Controls clearing selections. Can be `true`, `false`, or a `string` that is\none of the [Supported Event Types](https://vega.github.io/vega/docs/event-streams/).\n\n__Default value:__ `true`, which corresponds to `dblclick` (i.e.\nuser doubleclick clears current selection).\n\nSee the [TODO: clear] documentation for more information.",
+          "type": [
+            "string",
+            "boolean"
+          ]
+        },
         "empty": {
           "description": "By default, all data values are considered to lie within an empty selection.\nWhen set to `none`, empty selections contain no data values.",
           "enum": [
@@ -10397,6 +10425,13 @@
           ],
           "description": "Establish a two-way binding between a single selection and input elements\n(also known as dynamic query widgets). A binding takes the form of\nVega's [input element binding definition](https://vega.github.io/vega/docs/signals/#bind)\nor can be a mapping between projected field/encodings and binding definitions.\n\nSee the [bind transform](https://vega.github.io/vega-lite/docs/bind.html) documentation for more information."
         },
+        "clear": {
+          "description": "Controls clearing selections. Can be `true`, `false`, or a `string` that is\none of the [Supported Event Types](https://vega.github.io/vega/docs/event-streams/).\n\n__Default value:__ `true`, which corresponds to `dblclick` (i.e.\nuser doubleclick clears current selection).\n\nSee the [TODO: clear] documentation for more information.",
+          "type": [
+            "string",
+            "boolean"
+          ]
+        },
         "empty": {
           "description": "By default, all data values are considered to lie within an empty selection.\nWhen set to `none`, empty selections contain no data values.",
           "enum": [
@@ -10464,6 +10499,13 @@
           ],
           "description": "Establish a two-way binding between a single selection and input elements\n(also known as dynamic query widgets). A binding takes the form of\nVega's [input element binding definition](https://vega.github.io/vega/docs/signals/#bind)\nor can be a mapping between projected field/encodings and binding definitions.\n\nSee the [bind transform](https://vega.github.io/vega-lite/docs/bind.html) documentation for more information."
         },
+        "clear": {
+          "description": "Controls clearing selections. Can be `true`, `false`, or a `string` that is\none of the [Supported Event Types](https://vega.github.io/vega/docs/event-streams/).\n\n__Default value:__ `true`, which corresponds to `dblclick` (i.e.\nuser doubleclick clears current selection).\n\nSee the [TODO: clear] documentation for more information.",
+          "type": [
+            "string",
+            "boolean"
+          ]
+        },
         "empty": {
           "description": "By default, all data values are considered to lie within an empty selection.\nWhen set to `none`, empty selections contain no data values.",
           "enum": [

examples/compiled/brush_table.vg.json

@@ -211,6 +211,10 @@
                 {"signal": "brush_Horsepower || brush_Miles_per_Gallon"}
               ],
               "update": "brush_Horsepower && brush_Miles_per_Gallon ? {unit: \"concat_0\", fields: brush_tuple_fields, values: [brush_Horsepower,brush_Miles_per_Gallon]} : null"
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },

examples/compiled/circle_bubble_health_income.vg.json

@@ -55,7 +55,8 @@
         {
           "events": [{"signal": "view_income || view_health"}],
           "update": "view_income && view_health ? {unit: \"\", fields: view_tuple_fields, values: [view_income,view_health]} : null"
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {

examples/compiled/interactive_area_brush.vg.json

@@ -133,7 +133,8 @@
         {
           "events": [{"signal": "brush_yearmonth_date"}],
           "update": "brush_yearmonth_date ? {unit: \"layer_0\", fields: brush_tuple_fields, values: [brush_yearmonth_date]} : null"
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {

examples/compiled/interactive_bar_select_highlight.vg.json

@@ -68,7 +68,8 @@
           "events": [{"source": "scope", "type": "click"}],
           "update": "datum && item().mark.marktype !== 'group' ? {unit: \"\", fields: select_tuple_fields, values: [(item().isVoronoi ? datum.datum : datum)[\"_vgsid_\"]]} : null",
           "force": true
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {

examples/compiled/interactive_brush.vg.json

@@ -148,7 +148,8 @@
         {
           "events": [{"signal": "brush_Horsepower || brush_Miles_per_Gallon"}],
           "update": "brush_Horsepower && brush_Miles_per_Gallon ? {unit: \"\", fields: brush_tuple_fields, values: [brush_Horsepower,brush_Miles_per_Gallon]} : null"
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {

examples/compiled/interactive_dashboard_europe_pop.vg.json

@@ -407,6 +407,10 @@
             {
               "events": [{"signal": "brush_Country"}],
               "update": "brush_Country ? {unit: \"concat_0\", fields: brush_tuple_fields, values: [brush_Country]} : null"
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },
@@ -721,6 +725,10 @@
             {
               "events": [{"signal": "brush_Country"}],
               "update": "brush_Country ? {unit: \"concat_1\", fields: brush_tuple_fields, values: [brush_Country]} : null"
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },
@@ -1097,6 +1105,10 @@
                 }
               ],
               "update": "brush_Population_ages_65_and_above_of_total && brush_Population_ages_15_64_of_total ? {unit: \"concat_2\", fields: brush_tuple_fields, values: [brush_Population_ages_65_and_above_of_total,brush_Population_ages_15_64_of_total]} : null"
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },

examples/compiled/interactive_layered_crossfilter.vg.json

@@ -249,6 +249,10 @@
             {
               "events": [{"signal": "brush_distance"}],
               "update": "brush_distance ? {unit: \"child__repeat_column_distance_layer_0\", fields: brush_tuple_fields, values: [brush_distance]} : null"
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },
@@ -625,6 +629,10 @@
             {
               "events": [{"signal": "brush_delay"}],
               "update": "brush_delay ? {unit: \"child__repeat_column_delay_layer_0\", fields: brush_tuple_fields, values: [brush_delay]} : null"
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },
@@ -1001,6 +1009,10 @@
             {
               "events": [{"signal": "brush_time"}],
               "update": "brush_time ? {unit: \"child__repeat_column_time_layer_0\", fields: brush_tuple_fields, values: [brush_time]} : null"
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },

examples/compiled/interactive_layered_crossfilter_discrete.vg.json

@@ -185,6 +185,10 @@
               "events": [{"source": "scope", "type": "click"}],
               "update": "datum && item().mark.marktype !== 'group' ? {unit: \"child__repeat_column_distance_layer_0\", fields: brush_tuple_fields, values: [[(item().isVoronoi ? datum.datum : datum)[\"bin_maxbins_20_distance\"], (item().isVoronoi ? datum.datum : datum)[\"bin_maxbins_20_distance_end\"]]]} : null",
               "force": true
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },
@@ -351,6 +355,10 @@
               "events": [{"source": "scope", "type": "click"}],
               "update": "datum && item().mark.marktype !== 'group' ? {unit: \"child__repeat_column_delay_layer_0\", fields: brush_tuple_fields, values: [[(item().isVoronoi ? datum.datum : datum)[\"bin_maxbins_20_delay\"], (item().isVoronoi ? datum.datum : datum)[\"bin_maxbins_20_delay_end\"]]]} : null",
               "force": true
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },
@@ -517,6 +525,10 @@
               "events": [{"source": "scope", "type": "click"}],
               "update": "datum && item().mark.marktype !== 'group' ? {unit: \"child__repeat_column_time_layer_0\", fields: brush_tuple_fields, values: [[(item().isVoronoi ? datum.datum : datum)[\"bin_maxbins_20_time\"], (item().isVoronoi ? datum.datum : datum)[\"bin_maxbins_20_time_end\"]]]} : null",
               "force": true
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },

examples/compiled/interactive_overview_detail.vg.json

@@ -189,6 +189,10 @@
             {
               "events": [{"signal": "brush_date"}],
               "update": "brush_date ? {unit: \"concat_1\", fields: brush_tuple_fields, values: [brush_date]} : null"
+            },
+            {
+              "events": [{"source": "scope", "type": "dblclick"}],
+              "update": "null"
             }
           ]
         },

examples/compiled/interactive_paintbrush.vg.json

@@ -34,7 +34,8 @@
           "events": [{"source": "scope", "type": "mouseover"}],
           "update": "datum && item().mark.marktype !== 'group' ? {unit: \"\", fields: paintbrush_tuple_fields, values: [(item().isVoronoi ? datum.datum : datum)[\"_vgsid_\"]]} : null",
           "force": true
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {

examples/compiled/interactive_paintbrush_color.vg.json

@@ -34,7 +34,8 @@
           "events": [{"source": "scope", "type": "mouseover"}],
           "update": "datum && item().mark.marktype !== 'group' ? {unit: \"\", fields: paintbrush_tuple_fields, values: [(item().isVoronoi ? datum.datum : datum)[\"_vgsid_\"]]} : null",
           "force": true
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {

examples/compiled/interactive_paintbrush_color_nearest.vg.json

@@ -34,7 +34,8 @@
           "events": [{"source": "scope", "type": "mouseover"}],
           "update": "datum && item().mark.marktype !== 'group' ? {unit: \"\", fields: paintbrush_tuple_fields, values: [(item().isVoronoi ? datum.datum : datum)[\"_vgsid_\"]]} : null",
           "force": true
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {

examples/compiled/interactive_paintbrush_interval.vg.json

@@ -150,7 +150,8 @@
             {"signal": "paintbrush_Horsepower || paintbrush_Miles_per_Gallon"}
           ],
           "update": "paintbrush_Horsepower && paintbrush_Miles_per_Gallon ? {unit: \"\", fields: paintbrush_tuple_fields, values: [paintbrush_Horsepower,paintbrush_Miles_per_Gallon]} : null"
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {

examples/compiled/interactive_paintbrush_simple_all.vg.json

@@ -33,7 +33,8 @@
           "events": [{"source": "scope", "type": "mouseover"}],
           "update": "datum && item().mark.marktype !== 'group' ? {unit: \"\", fields: paintbrush_tuple_fields, values: [(item().isVoronoi ? datum.datum : datum)[\"_vgsid_\"]]} : null",
           "force": true
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {

examples/compiled/interactive_paintbrush_simple_none.vg.json

@@ -33,7 +33,8 @@
           "events": [{"source": "scope", "type": "mouseover"}],
           "update": "datum && item().mark.marktype !== 'group' ? {unit: \"\", fields: paintbrush_tuple_fields, values: [(item().isVoronoi ? datum.datum : datum)[\"_vgsid_\"]]} : null",
           "force": true
-        }
+        },
+        {"events": [{"source": "scope", "type": "dblclick"}], "update": "null"}
       ]
     },
     {