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-rw-r--r--src/view/MapView.coffee108
-rw-r--r--src/view/MapView.ts142
2 files changed, 142 insertions, 108 deletions
diff --git a/src/view/MapView.coffee b/src/view/MapView.coffee
deleted file mode 100644
index e051d48..0000000
--- a/src/view/MapView.coffee
+++ /dev/null
@@ -1,108 +0,0 @@
-'use strict'
-
-util = require '../util'
-
-
-tileSize = 32
-
-body = document.getElementsByTagName('body')[0]
-
-
-loadImage = (url) ->
- new Promise (resolve, reject) ->
- img = new Image()
- img.addEventListener 'load', -> resolve img
- img.addEventListener 'error', -> reject Error('Failed to load ' + url)
- img.src = url
-
-loadImages = (imgs) ->
- util.mapPromises(_.mapValues imgs, loadImage)
-
-loadTiles = (tiles) ->
- loadImages(_.mapValues tiles, (t) -> "resources/sprite/tile/#{t.file}.png")
-
-loadEntities = (entities) ->
- p = {}
- for e in entities
- do (e) ->
- p[e.entity.name] = loadImage "resources/sprite/entity/#{e.entity.name}.png"
-
- util.mapPromises p
-
-
-class MapView
- constructor: (@map, @entities) ->
- @redrawPending = false
-
- @canvas = document.createElement 'canvas'
- @canvas.style.position = 'absolute'
- body.appendChild @canvas
-
- @ctx = @canvas.getContext '2d'
-
- window.addEventListener 'resize', @setSize
- @setSize()
-
- tilesReady = loadTiles(@map.tiles).then (tiles) =>
- @tiles = tiles
-
- entitiesReady = loadEntities(_.values @entities).then (entities) =>
- @entitySprites = entities
-
- tilesReady.then(entitiesReady).then =>
- @redraw()
- return
-
- drawTile: (x, y, tile) =>
- return unless tile
-
- @ctx.drawImage tile, x, y
-
- drawEntity: (e) =>
- sprite = @entitySprites[e.entity.name]
- return unless sprite
-
- @ctx.drawImage(
- sprite,
- e.direction*tileSize, 0,
- tileSize, tileSize,
- e.position.x*tileSize, e.position.y*tileSize,
- tileSize, tileSize)
-
- draw: =>
- @redrawPending = false
-
- @ctx.clearRect 0, 0, @canvas.width, @canvas.height
-
- return unless @tiles and @entitySprites
-
- for layer in @map.layers
- y = 0
-
- for row in layer
- x = 0
-
- for tile in row
- @drawTile x, y, @tiles[tile]
- x += tileSize
-
- y += tileSize
-
- for e in _.values @entities
- @drawEntity e
-
- redraw: =>
- unless @redrawPending
- @redrawPending = true
- window.requestAnimationFrame @draw
-
- setSize: =>
- e = document.documentElement
- @canvas.width = window.innerWidth || e.clientWidth || body.clientWidth
- @canvas.height = window.innerHeight || e.clientHeight || body.clientHeight
-
- @redraw()
-
-
-
-module.exports = MapView
diff --git a/src/view/MapView.ts b/src/view/MapView.ts
new file mode 100644
index 0000000..b366d28
--- /dev/null
+++ b/src/view/MapView.ts
@@ -0,0 +1,142 @@
+'use strict';
+
+
+import * as util from '../util';
+import EntityPosition from '../model/EntityPosition';
+import MapData from '../model/MapData';
+
+
+const tileSize = 32;
+
+const body = document.getElementsByTagName('body')[0];
+
+
+function loadImage(url: string): Promise<HTMLImageElement> {
+ return new Promise(function(resolve, reject) {
+ var img = new Image();
+ img.addEventListener('load', () => { resolve(img); });
+ img.addEventListener('error', () => { reject(Error('Failed to load ' + url)); });
+ img.src = url;
+ });
+}
+
+function loadImages(imgs: {[key: string]: string}): Promise<{[key: string]: HTMLImageElement}> {
+ return util.mapPromises(_.mapValues(imgs, loadImage));
+}
+
+function loadTiles(tiles: {[key: string]: {file: string}}): Promise<{[key: string]: HTMLImageElement}> {
+ return loadImages(_.mapValues(tiles, (t) => `resources/sprite/tile/${t.file}.png`));
+}
+
+function loadEntities(entities: EntityPosition[]): Promise<{[key: string]: HTMLImageElement}> {
+ var p: {[key: string]: Promise<HTMLImageElement>} = {};
+
+ entities.forEach(e => {
+ p[e.entity.name] = loadImage(`resources/sprite/entity/${e.entity.name}.png`);
+ });
+
+ return util.mapPromises(p);
+}
+
+
+export default class MapView {
+ redrawPending: boolean = false;
+
+ canvas: HTMLCanvasElement;
+ ctx: CanvasRenderingContext2D;
+
+ tiles: {[key: string]: HTMLImageElement};
+ entitySprites: {[key: string]: HTMLImageElement};
+
+ constructor(private map: MapData, private entities: {[key: string]: EntityPosition}) {
+ this.canvas = document.createElement('canvas');
+ this.canvas.style.position = 'absolute';
+ body.appendChild(this.canvas);
+
+ this.ctx = this.canvas.getContext('2d');
+
+ window.addEventListener('resize', () => this.setSize());
+ this.setSize();
+
+ var tilesReady = loadTiles(map.tiles).then((tiles) => {
+ this.tiles = tiles;
+ });
+
+ var entitiesReady = loadEntities(this.getEntities()).then((entities) => {
+ this.entitySprites = entities;
+ });
+
+ Promise.all([tilesReady, entitiesReady]).then(() => {
+ this.redraw();
+ });
+ }
+
+ getEntities(): EntityPosition[] {
+ return _.valuesIn<EntityPosition>(this.entities);
+ }
+
+ setSize() {
+ var e = document.documentElement;
+ this.canvas.width = window.innerWidth || e.clientWidth || body.clientWidth;
+ this.canvas.height = window.innerHeight || e.clientHeight || body.clientHeight;
+
+ this.redraw()
+ }
+
+ drawTile(x: number, y: number, tile: HTMLImageElement) {
+ if (!tile)
+ return;
+
+ this.ctx.drawImage(tile, x, y);
+ }
+
+ drawEntity(e: EntityPosition) {
+ var sprite = this.entitySprites[e.entity.name];
+ if (!sprite)
+ return;
+
+ this.ctx.drawImage(
+ sprite,
+ e.direction*tileSize, 0,
+ tileSize, tileSize,
+ e.position.x*tileSize, e.position.y*tileSize,
+ tileSize, tileSize
+ );
+ }
+
+ draw() {
+ this.redrawPending = false;
+
+ this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
+
+ if (!this.tiles || !this.entitySprites)
+ return;
+
+ this.map.layers.forEach((layer) => {
+ let y = 0;
+
+ layer.forEach((row) => {
+ let x = 0;
+
+ for (let tile in row) {
+ this.drawTile(x, y, this.tiles[row[tile]]);
+ x += tileSize;
+ }
+
+ y += tileSize;
+ });
+ });
+
+ this.getEntities().forEach(e => {
+ this.drawEntity(e);
+ });
+ }
+
+ redraw() {
+ if (this.redrawPending)
+ return;
+
+ this.redrawPending = true;
+ window.requestAnimationFrame(() => this.draw());
+ }
+}