CSV tilemap parser & dummy tiled json parser

Author: mikewesthad

v3/src/gameobjects/tilemap/GenerateEmptyMapData.js

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+var GenerateEmptyMapData = function (tileWidth, tileHeight, width, height)
+{
+    return {
+        width: (width !== undefined && width !== null) ? width : 0,
+        height: (height !== undefined && height !== null) ? height : 0,
+        tileWidth: (tileWidth !== undefined && tileWidth !== null) ? tileWidth : 0,
+        tileHeight: (tileHeight !== undefined && tileHeight !== null) ? tileHeight : 0,
+        orientation: 'orthogonal',
+        version: '1',
+        properties: {},
+        widthInPixels: 0,
+        heightInPixels: 0,
+        layers: [
+            {
+                name: 'layer',
+                x: 0,
+                y: 0,
+                width: 0,
+                height: 0,
+                widthInPixels: 0,
+                heightInPixels: 0,
+                alpha: 1,
+                visible: true,
+                properties: {},
+                indexes: [],
+                callbacks: [],
+                bodies: [],
+                data: []
+            }
+        ],
+        images: [],
+        objects: {},
+        collision: {},
+        tilesets: [],
+        tiles: []
+    };
+};
+
+module.exports = GenerateEmptyMapData;

v3/src/gameobjects/tilemap/Parse.js

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+var Formats = require('./Formats');
+var Parsers = require('./parsers');
+
+var Parse = function (key, map, tileWidth, tileHeight, width, height)
+{
+    var newMap;
+
+    switch(map.format)
+    {
+        case (Formats.TILEMAP_CSV):
+            newMap = Parsers.ParseCSV(key, map.data, tileWidth, tileHeight, width, height);
+            break;
+        case (Formats.TILEMAP_TILED_JSON):
+            newMap = Parsers.ParseTiledJSON(key, map.data);
+            break;
+        default:
+            console.warn('Unrecognized tilemap data format: ' + map.format);
+            newMap = null;
+    }
+
+    return newMap;
+};
+
+module.exports = Parse;
+

v3/src/gameobjects/tilemap/Tile.js

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+var Class = require('../../utils/Class');
+
+// Dummy Tile class
+// Todo: merge dynamic/tile into this
+
+var Tile = new Class({
+
+    initialize:
+
+    function Tile (layer, index, x, y, width, height)
+    {
+        this.layer = layer;
+        this.index = index;
+        this.x = x;
+        this.y = y;
+        this.width = width;
+        this.height = height;
+    }
+
+});
+
+module.exports = Tile;

v3/src/gameobjects/tilemap/parsers/ParseCSV.js

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+var GenerateEmptyMapData = require('../GenerateEmptyMapData');
+var Formats = require('../Formats');
+var Tile = require('../Tile');
+
+var ParseCSV = function (key, data, tileWidth, tileHeight)
+{
+    var map = GenerateEmptyMapData(tileWidth, tileHeight);
+
+    var output = [];
+    var rows = data.trim().split('\n');
+    var height = rows.length;
+    var width = 0;
+
+    for (var y = 0; y < rows.length; y++)
+    {
+        output[y] = [];
+
+        var column = rows[y].split(',');
+
+        for (var x = 0; x < column.length; x++)
+        {
+            output[y][x] = new Tile(map.layers[0], parseInt(column[x], 10), x, y, tileWidth, tileHeight);
+        }
+
+        if (width === 0)
+        {
+            width = column.length;
+        }
+    }
+
+    map.format = Formats.TILEMAP_CSV;
+    map.name = key;
+    map.width = width;
+    map.height = height;
+    map.tileWidth = tileWidth;
+    map.tileHeight = tileHeight;
+    map.widthInPixels = width * tileWidth;
+    map.heightInPixels = height * tileHeight;
+
+    map.layers[0].width = width;
+    map.layers[0].height = height;
+    map.layers[0].widthInPixels = map.widthInPixels;
+    map.layers[0].heightInPixels = map.heightInPixels;
+    map.layers[0].data = output;
+
+    return map;
+};
+
+module.exports = ParseCSV;

v3/src/gameobjects/tilemap/parsers/ParseTiledJSON.js

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+var GenerateEmptyMapData = require('../GenerateEmptyMapData');
+
+var ParseJSONTiled = function (json)
+{
+    // Dummy map for now
+    return GenerateEmptyMapData();
+};
+
+module.exports = ParseJSONTiled;

v3/src/gameobjects/tilemap/parsers/index.js

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+module.exports = {
+
+    ParseCSV: require('./ParseCSV'),
+    ParseTiledJSON: require('./ParseTiledJSON')
+
+};