Refactor redundant HDMapType into DynmapTileLayer.ts

src/App.vue

@@ -141,7 +141,7 @@ export default defineComponent({
 
 			window.history.replaceState({}, '', newServer.id);
 			loadConfiguration();
-		});
+		}, {deep: true});
 		watch(configurationHash, (newHash, oldHash) => {
 			if(newHash && oldHash) {
 				window.showSplash();

src/components/map/layer/MapLayer.vue

@@ -19,10 +19,10 @@ import {defineComponent, onUnmounted, computed, watch} from "@vue/runtime-core";
 import {DynmapWorldMap} from "@/dynmap";
 import {Map} from 'leaflet';
 import {useStore} from "@/store";
-import {HDMapType} from "@/leaflet/mapType/HDMapType";
 import {MutationTypes} from "@/store/mutation-types";
 import {ActionTypes} from "@/store/action-types";
 import {getMinecraftTime} from "@/util";
+import {DynmapTileLayer} from "@/leaflet/tileLayer/DynmapTileLayer";
 
 export default defineComponent({
 	props: {
@@ -46,7 +46,7 @@ export default defineComponent({
 
 		const store = useStore(),
 			night = computed(() => getMinecraftTime(store.state.currentWorldState.timeOfDay).night),
-			layer = new HDMapType({
+			layer = new DynmapTileLayer({
 				errorTileUrl: 'images/blank.png',
 				mapSettings: Object.freeze(JSON.parse(JSON.stringify(props.map))),
 				night: night.value,

src/leaflet/mapType/HDMapType.ts

@@ -1,62 +0,0 @@
-/*
- * Copyright 2020 James Lyne
- *
- * Some portions of this file were taken from https://github.com/webbukkit/dynmap.
- * These portions are Copyright 2020 Dynmap Contributors.
- *
- *    Licensed under the Apache License, Version 2.0 (the "License");
- *    you may not use this file except in compliance with the License.
- *    You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- *    Unless required by applicable law or agreed to in writing, software
- *    distributed under the License is distributed on an "AS IS" BASIS,
- *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *    See the License for the specific language governing permissions and
- *    limitations under the License.
- */
-
-import {Util} from 'leaflet';
-import HDProjection from "@/leaflet/projection/HDProjection";
-import {Coordinate} from "@/dynmap";
-import {DynmapTileLayer, DynmapTileLayerOptions} from "@/leaflet/tileLayer/DynmapTileLayer";
-
-export interface HDMapTypeOptions extends DynmapTileLayerOptions {}
-
-export interface HDMapType extends DynmapTileLayer {
-}
-
-export class HDMapType extends DynmapTileLayer {
-	constructor(options: DynmapTileLayerOptions) {
-		super(options);
-
-		options.maxZoom = this._mapSettings.nativeZoomLevels + this._mapSettings.extraZoomLevels;
-		options.maxNativeZoom = this._mapSettings.nativeZoomLevels;
-		options.zoomReverse = true;
-		options.tileSize = 128;
-		options.minZoom = 0;
-
-		Util.setOptions(this, options);
-		this._projection = Object.freeze(new HDProjection({
-			mapToWorld: this._mapSettings.mapToWorld,
-			worldToMap: this._mapSettings.worldToMap,
-			nativeZoomLevels: this._mapSettings.nativeZoomLevels,
-		}));
-	}
-
-	getTileName(coords: Coordinate) {
-		const info = super.getTileInfo(coords);
-		// Y is inverted for HD-map.
-		info.y = -info.y;
-		info.scaledy = info.y >> 5;
-		return `${info.prefix}${info.nightday}/${info.scaledx}_${info.scaledy}/${info.zoom}${info.x}_${info.y}.${info.fmt}`;
-	}
-
-	zoomprefix(amount: number) {
-		// amount == 0 -> ''
-		// amount == 1 -> 'z_'
-		// amount == 2 -> 'zz_'
-		return 'z'.repeat(amount) + (amount === 0 ? '' : '_');
-	}
-}

src/leaflet/projection/DynmapProjection.ts

@@ -20,25 +20,42 @@
 import {Util, LatLng, Class} from 'leaflet';
 import {Coordinate} from "@/dynmap";
 
-export interface DynmapProjectionOptions {}
+export interface DynmapProjectionOptions {
+	mapToWorld: [number, number, number, number, number, number, number, number, number],
+	worldToMap: [number, number, number, number, number, number, number, number, number],
+	nativeZoomLevels: number
+}
 
 export interface DynmapProjection {
+	options: DynmapProjectionOptions
 	locationToLatLng(location: Coordinate): LatLng;
 	latLngToLocation(latLng: LatLng, y: number): Coordinate;
 }
 
 export class DynmapProjection extends Class {
 
-	constructor(options?: DynmapProjectionOptions) {
+	constructor(options: DynmapProjectionOptions) {
 		super();
 		Util.setOptions(this, options);
 	}
 
 	locationToLatLng(location: Coordinate): LatLng {
-		return new LatLng(location.x, location.z);
+		const wtp = this.options.worldToMap,
+			lat = wtp[3] * location.x + wtp[4] * location.y + wtp[5] * location.z,
+			lng = wtp[0] * location.x + wtp[1] * location.y + wtp[2] * location.z;
+
+		return new LatLng(
+			-((128 - lat) / (1 << this.options.nativeZoomLevels)),
+			lng / (1 << this.options.nativeZoomLevels));
 	}
 
 	latLngToLocation(latLng: LatLng, y: number): Coordinate {
-		return {x: latLng.lat, y, z: latLng.lng};
+		const ptw = this.options.mapToWorld,
+			lat = latLng.lng * (1 << this.options.nativeZoomLevels),
+			lon = 128 + latLng.lat * (1 << this.options.nativeZoomLevels),
+			x = ptw[0] * lat + ptw[1] * lon + ptw[2] * y,
+			z = ptw[6] * lat + ptw[7] * lon + ptw[8] * y;
+
+		return {x: x, y: y, z: z};
 	}
 }

src/leaflet/projection/HDProjection.ts

@@ -1,61 +0,0 @@
-/*
- * Copyright 2020 James Lyne
- *
- * Some portions of this file were taken from https://github.com/webbukkit/dynmap.
- * These portions are Copyright 2020 Dynmap Contributors.
- *
- *    Licensed under the Apache License, Version 2.0 (the "License");
- *    you may not use this file except in compliance with the License.
- *    You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- *    Unless required by applicable law or agreed to in writing, software
- *    distributed under the License is distributed on an "AS IS" BASIS,
- *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *    See the License for the specific language governing permissions and
- *    limitations under the License.
- */
-
-import {DynmapProjection} from "@/leaflet/projection/DynmapProjection";
-import {Util, LatLng} from 'leaflet';
-import {Coordinate} from "@/dynmap";
-
-export interface HDProjectionOptions {
-	mapToWorld: [number, number, number, number, number, number, number, number, number],
-	worldToMap: [number, number, number, number, number, number, number, number, number],
-	nativeZoomLevels: number
-}
-
-export interface HDProjection extends DynmapProjection {
-	options: HDProjectionOptions
-}
-
-export class HDProjection extends DynmapProjection {
-	constructor(options: HDProjectionOptions) {
-		super(options);
-		Util.setOptions(this, options);
-	}
-
-	locationToLatLng(location: Coordinate): LatLng {
-		const wtp = this.options.worldToMap,
-			lat = wtp[3] * location.x + wtp[4] * location.y + wtp[5] * location.z,
-			lng = wtp[0] * location.x + wtp[1] * location.y + wtp[2] * location.z;
-
-		return new LatLng(
-			-((128 - lat) / (1 << this.options.nativeZoomLevels)),
-			lng / (1 << this.options.nativeZoomLevels));
-	}
-
-	latLngToLocation(latLng: LatLng, y: number): Coordinate {
-		const ptw = this.options.mapToWorld,
-			lat = latLng.lng * (1 << this.options.nativeZoomLevels),
-			lon = 128 + latLng.lat * (1 << this.options.nativeZoomLevels),
-			x = ptw[0] * lat + ptw[1] * lon + ptw[2] * y,
-			z = ptw[6] * lat + ptw[7] * lon + ptw[8] * y;
-
-		return {x: x, y: y, z: z};
-	}
-}
-
-export default HDProjection;

src/leaflet/tileLayer/DynmapTileLayer.ts

@@ -69,18 +69,29 @@ export interface TileInfo {
 	fmt: string;
 }
 
+// noinspection JSUnusedGlobalSymbols
 export class DynmapTileLayer extends TileLayer {
-
 	constructor(options: DynmapTileLayerOptions) {
 		super('', options);
+
+		this._mapSettings = options.mapSettings;
+		options.maxZoom = this._mapSettings.nativeZoomLevels + this._mapSettings.extraZoomLevels;
+		options.maxNativeZoom = this._mapSettings.nativeZoomLevels;
+		options.zoomReverse = true;
+		options.tileSize = 128;
+		options.minZoom = 0;
+
 		Util.setOptions(this, options);
 
 		if (options.mapSettings === null) {
 			throw new TypeError("mapSettings missing");
 		}
 
-		this._projection = new DynmapProjection({});
+		this._projection = new DynmapProjection({
-		this._mapSettings = options.mapSettings;
+			mapToWorld: this._mapSettings.mapToWorld,
+			worldToMap: this._mapSettings.worldToMap,
+			nativeZoomLevels: this._mapSettings.nativeZoomLevels,
+		});
 		this._cachedTileUrls = Object.seal(new Map());
 		this._namedTiles = Object.seal(new Map());
 		this._loadQueue = [];
@@ -99,8 +110,12 @@ export class DynmapTileLayer extends TileLayer {
 		}
 	}
 
-	getTileName(coords: Coordinate): string {
+	getTileName(coords: Coordinate) {
-		throw "getTileName not implemented";
+		const info = this.getTileInfo(coords);
+		// Y is inverted for HD-map.
+		info.y = -info.y;
+		info.scaledy = info.y >> 5;
+		return `${info.prefix}${info.nightday}/${info.scaledx}_${info.scaledy}/${info.zoom}${info.x}_${info.y}.${info.fmt}`;
 	}
 
 	getTileUrl(coords: Coordinate) {
@@ -232,7 +247,10 @@ export class DynmapTileLayer extends TileLayer {
 
 	// Some helper functions.
 	zoomprefix(amount: number) {
-		return 'z'.repeat(amount);
+		// amount == 0 -> ''
+		// amount == 1 -> 'z_'
+		// amount == 2 -> 'zz_'
+		return 'z'.repeat(amount) + (amount === 0 ? '' : '_');
 	}
 
 	getTileInfo(coords: Coordinate): TileInfo {