feat: adding mosiac json interface

packages/tiler/src/tile.index.ts

@@ -0,0 +1,84 @@
+export interface MosaicJsonV002 {
+    /**
+     * The version of the MosaicJSON spec that is implemented by this JSON object.
+     * A semver.org style version number.
+     */
+    mosiacjson: '0.0.2';
+
+    /**
+     * A text description of the tileset. The description can contain any legal character.
+     *
+     * Implementations SHOULD NOT interpret the description as HTML.
+     * @optional
+     * @default null
+     */
+    name: string;
+
+    /**
+     * A name describing the tileset. The name can contain any legal character.
+     *
+     * Implementations SHOULD NOT interpret the name as HTML.
+     * @optional
+     * @default null.
+     */
+    description: string | null;
+
+    /**
+     * When changes across files are introduced, the minor version MUST change.
+     * This may lead to cut off labels. Therefore, implementors can decide to
+     * clean their cache when the minor version changes. Changes to the patch
+     * level MUST only have changes to tiles that are contained within one tile.
+     * When tiles change significantly, the major version MUST be increased.
+     * Implementations MUST NOT use tiles with different major versions.
+     *
+     * A semver.org style version number.
+     *
+     * @optional
+     * @default null
+     */
+    version: string | null;
+
+    /** An integer specifying the minimum zoom level. */
+    minzoom: number;
+
+    /** An integer specifying the maximum zoom level. MUST be >= minzoom. */
+    maxzoom: number;
+
+    /**
+     * The maximum extent of available map tiles. Bounds MUST define an area
+     * covered by all zoom levels. The bounds are represented in WGS:84
+     * latitude and longitude values, in the order left, bottom, right, top.
+     * Values may be integers or floating point numbers.
+     */
+    bounds: number[];
+
+    /**
+     * The zoom value for the quadkey index. MUST be =< maxzoom.
+     * If quadkey_zoom is > minzoom, then on each tile request from zoom between
+     * minzoom and quadkey_zoom, the tiler will merge each quadkey asset lists.
+     * The use of quadkey_zoom can be beneficial when dealing with a high number
+     * of files and a large area.
+     * @optional
+     */
+    quadkey_zoom: number;
+
+    /**
+     * The first value is the longitude, the second is latitude (both in WGS:84 values), the third value is the zoom level as an integer.
+     * Longitude and latitude MUST be within the specified bounds. The zoom level MUST be between minzoom and maxzoom.
+     * Implementations can use this value to set the default location. If the value is null, implementations may use their own algorithm for
+     * determining a default location.
+     *
+     * @optional
+     * @default null
+     */
+    center: number[] | null;
+    /**
+     * A dictionary of per quadkey dataset in form of {quadkeys: [datasets]} pairs.
+     * Keys MUST be valid quadkeys index with zoom level equal to mosaic `minzoom`.
+     * Values MUST be arrays of strings (url or sceneid) pointing to a
+     * Cloud Optimized dataset with bounds intersecting with the quadkey bounds.
+     */
+    tiles: {
+        [quadKey: string]: string[];
+    };
+}