Canvas type

lib/validate/validate_source.js

@@ -63,11 +63,20 @@ module.exports = function validateSource(options) {
  styleSpec: styleSpec
  });
 
+ case 'canvas':
+ return validateObject({
+ key: key,
+ value: value,
+ valueSpec: styleSpec.source_canvas,
+ style: style,
+ styleSpec: styleSpec
+ });
+
  default:
  return validateEnum({
  key: key + '.type',
  value: value.type,
- valueSpec: {values: ['vector', 'raster', 'geojson', 'video', 'image']},
+ valueSpec: {values: ['vector', 'raster', 'geojson', 'video', 'image', 'canvas']},
  style: style,
  styleSpec: styleSpec
  });

reference/v8.json

@@ -109,7 +109,8 @@
  "source_tile",
  "source_geojson",
  "source_video",
- "source_image"
+ "source_image",
+ "source_canvas"
  ],
  "source_tile": {
  "type": {
@@ -262,6 +263,40 @@
  }
  }
  },
+ "source_canvas": {
+ "type": {
+ "required": true,
+ "type": "enum",
+ "values": {
+ "canvas": {
+ "doc": "A canvas data source."
+ }
+ },
+ "doc": "The data type of the canvas source."
+ },
+ "coordinates": {
+ "required": true,
+ "doc": "Corners of canvas specified in longitude, latitude pairs.",
+ "type": "array",
+ "length": 4,
+ "value": {
+ "type": "array",
+ "length": 2,
+ "value": "number",
+ "doc": "A single longitude, latitude pair."
+ }
+ },
+ "animate": {
+ "type": "boolean",
+ "default": "true",
+ "doc": "Whether the canvas source is animated. If the canvas is static, `animate` should be set to `false` to improve performance."
+ },
+ "canvas": {
+ "type": "string",
+ "required": true,
+ "doc": "HTML ID of the canvas from which to read pixels."
+ }
+ },
  "layer": {
  "id": {
  "type": "string",