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1046 lines
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HTML
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<div class="span12">
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<div id="main">
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<h1 class="page-title">Source: tilemap/TilemapParser.js</h1>
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<section>
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<article>
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<pre class="sunlight-highlight-javascript linenums">/**
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* @author Richard Davey <rich@photonstorm.com>
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* @copyright 2014 Photon Storm Ltd.
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* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
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*/
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/**
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* Phaser.TilemapParser parses data objects from Phaser.Loader that need more preparation before they can be inserted into a Tilemap.
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*
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* @class Phaser.TilemapParser
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*/
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Phaser.TilemapParser = {
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/**
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* Parse tilemap data from the cache and creates a Tilemap object.
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*
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* @method Phaser.TilemapParser.parse
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* @param {Phaser.Game} game - Game reference to the currently running game.
|
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* @param {string} key - The key of the tilemap in the Cache.
|
|
* @param {number} [tileWidth=32] - The pixel width of a single map tile. If using CSV data you must specify this. Not required if using Tiled map data.
|
|
* @param {number} [tileHeight=32] - The pixel height of a single map tile. If using CSV data you must specify this. Not required if using Tiled map data.
|
|
* @param {number} [width=10] - The width of the map in tiles. If this map is created from Tiled or CSV data you don't need to specify this.
|
|
* @param {number} [height=10] - The height of the map in tiles. If this map is created from Tiled or CSV data you don't need to specify this.
|
|
* @return {object} The parsed map object.
|
|
*/
|
|
parse: function (game, key, tileWidth, tileHeight, width, height) {
|
|
|
|
if (typeof tileWidth === 'undefined') { tileWidth = 32; }
|
|
if (typeof tileHeight === 'undefined') { tileHeight = 32; }
|
|
if (typeof width === 'undefined') { width = 10; }
|
|
if (typeof height === 'undefined') { height = 10; }
|
|
|
|
if (typeof key === 'undefined')
|
|
{
|
|
return this.getEmptyData();
|
|
}
|
|
|
|
if (key === null)
|
|
{
|
|
return this.getEmptyData(tileWidth, tileHeight, width, height);
|
|
}
|
|
|
|
var map = game.cache.getTilemapData(key);
|
|
|
|
if (map)
|
|
{
|
|
if (map.format === Phaser.Tilemap.CSV)
|
|
{
|
|
return this.parseCSV(key, map.data, tileWidth, tileHeight);
|
|
}
|
|
else if (!map.format || map.format === Phaser.Tilemap.TILED_JSON)
|
|
{
|
|
return this.parseTiledJSON(map.data);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
console.warn('Phaser.TilemapParser.parse - No map data found for key ' + key);
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Parses a CSV file into valid map data.
|
|
*
|
|
* @method Phaser.TilemapParser.parseCSV
|
|
* @param {string} data - The CSV file data.
|
|
* @param {number} [tileWidth=32] - The pixel width of a single map tile. If using CSV data you must specify this. Not required if using Tiled map data.
|
|
* @param {number} [tileHeight=32] - The pixel height of a single map tile. If using CSV data you must specify this. Not required if using Tiled map data.
|
|
* @return {object} Generated map data.
|
|
*/
|
|
parseCSV: function (key, data, tileWidth, tileHeight) {
|
|
|
|
var map = this.getEmptyData();
|
|
|
|
// Trim any rogue whitespace from the data
|
|
data = data.trim();
|
|
|
|
var output = [];
|
|
var rows = data.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 Phaser.Tile(map.layers[0], parseInt(column[x], 10), x, y, tileWidth, tileHeight);
|
|
}
|
|
|
|
if (width === 0)
|
|
{
|
|
width = column.length;
|
|
}
|
|
}
|
|
|
|
map.format = Phaser.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;
|
|
|
|
},
|
|
|
|
/**
|
|
* Returns an empty map data object.
|
|
*
|
|
* @method Phaser.TilemapParser.getEmptyData
|
|
* @return {object} Generated map data.
|
|
*/
|
|
getEmptyData: function (tileWidth, tileHeight, width, height) {
|
|
|
|
var map = {};
|
|
|
|
map.width = 0;
|
|
map.height = 0;
|
|
map.tileWidth = 0;
|
|
map.tileHeight = 0;
|
|
|
|
if (typeof tileWidth !== 'undefined' && tileWidth !== null) { map.tileWidth = tileWidth; }
|
|
if (typeof tileHeight !== 'undefined' && tileHeight !== null) { map.tileHeight = tileHeight; }
|
|
if (typeof width !== 'undefined' && width !== null) { map.width = width; }
|
|
if (typeof height !== 'undefined' && height !== null) { map.height = height; }
|
|
|
|
map.orientation = 'orthogonal';
|
|
map.version = '1';
|
|
map.properties = {};
|
|
map.widthInPixels = 0;
|
|
map.heightInPixels = 0;
|
|
|
|
var layers = [];
|
|
|
|
var layer = {
|
|
|
|
name: 'layer',
|
|
x: 0,
|
|
y: 0,
|
|
width: 0,
|
|
height: 0,
|
|
widthInPixels: 0,
|
|
heightInPixels: 0,
|
|
alpha: 1,
|
|
visible: true,
|
|
properties: {},
|
|
indexes: [],
|
|
callbacks: [],
|
|
data: []
|
|
|
|
};
|
|
|
|
// fill with nulls?
|
|
|
|
layers.push(layer);
|
|
|
|
map.layers = layers;
|
|
map.images = [];
|
|
map.objects = {};
|
|
map.collision = {};
|
|
map.tilesets = [];
|
|
map.tiles = [];
|
|
|
|
return map;
|
|
|
|
},
|
|
|
|
/**
|
|
* Parses a Tiled JSON file into valid map data.
|
|
* @method Phaser.TilemapParser.parseJSON
|
|
* @param {object} json - The JSON map data.
|
|
* @return {object} Generated and parsed map data.
|
|
*/
|
|
parseTiledJSON: function (json) {
|
|
|
|
if (json.orientation !== 'orthogonal')
|
|
{
|
|
console.warn('TilemapParser.parseTiledJSON: Only orthogonal map types are supported in this version of Phaser');
|
|
return null;
|
|
}
|
|
|
|
// Map data will consist of: layers, objects, images, tilesets, sizes
|
|
var map = {};
|
|
|
|
map.width = json.width;
|
|
map.height = json.height;
|
|
map.tileWidth = json.tilewidth;
|
|
map.tileHeight = json.tileheight;
|
|
map.orientation = json.orientation;
|
|
map.format = Phaser.Tilemap.TILED_JSON;
|
|
map.version = json.version;
|
|
map.properties = json.properties;
|
|
map.widthInPixels = map.width * map.tileWidth;
|
|
map.heightInPixels = map.height * map.tileHeight;
|
|
|
|
// Tile Layers
|
|
var layers = [];
|
|
|
|
for (var i = 0; i < json.layers.length; i++)
|
|
{
|
|
if (json.layers[i].type !== 'tilelayer')
|
|
{
|
|
continue;
|
|
}
|
|
|
|
var layer = {
|
|
|
|
name: json.layers[i].name,
|
|
x: json.layers[i].x,
|
|
y: json.layers[i].y,
|
|
width: json.layers[i].width,
|
|
height: json.layers[i].height,
|
|
widthInPixels: json.layers[i].width * json.tilewidth,
|
|
heightInPixels: json.layers[i].height * json.tileheight,
|
|
alpha: json.layers[i].opacity,
|
|
visible: json.layers[i].visible,
|
|
properties: {},
|
|
indexes: [],
|
|
callbacks: [],
|
|
bodies: []
|
|
|
|
};
|
|
|
|
if (json.layers[i].properties)
|
|
{
|
|
layer.properties = json.layers[i].properties;
|
|
}
|
|
|
|
var x = 0;
|
|
var row = [];
|
|
var output = [];
|
|
|
|
// Loop through the data field in the JSON.
|
|
|
|
// This is an array containing the tile indexes, one after the other. -1 = no tile, everything else = the tile index (starting at 1 for Tiled, 0 for CSV)
|
|
// If the map contains multiple tilesets then the indexes are relative to that which the set starts from.
|
|
// Need to set which tileset in the cache = which tileset in the JSON, if you do this manually it means you can use the same map data but a new tileset.
|
|
|
|
for (var t = 0, len = json.layers[i].data.length; t < len; t++)
|
|
{
|
|
// index, x, y, width, height
|
|
if (json.layers[i].data[t] > 0)
|
|
{
|
|
row.push(new Phaser.Tile(layer, json.layers[i].data[t], x, output.length, json.tilewidth, json.tileheight));
|
|
}
|
|
else
|
|
{
|
|
row.push(new Phaser.Tile(layer, -1, x, output.length, json.tilewidth, json.tileheight));
|
|
}
|
|
|
|
x++;
|
|
|
|
if (x === json.layers[i].width)
|
|
{
|
|
output.push(row);
|
|
x = 0;
|
|
row = [];
|
|
}
|
|
}
|
|
|
|
layer.data = output;
|
|
|
|
layers.push(layer);
|
|
|
|
}
|
|
|
|
map.layers = layers;
|
|
|
|
// Images
|
|
var images = [];
|
|
|
|
for (var i = 0; i < json.layers.length; i++)
|
|
{
|
|
if (json.layers[i].type !== 'imagelayer')
|
|
{
|
|
continue;
|
|
}
|
|
|
|
var image = {
|
|
|
|
name: json.layers[i].name,
|
|
image: json.layers[i].image,
|
|
x: json.layers[i].x,
|
|
y: json.layers[i].y,
|
|
alpha: json.layers[i].opacity,
|
|
visible: json.layers[i].visible,
|
|
properties: {}
|
|
|
|
};
|
|
|
|
if (json.layers[i].properties)
|
|
{
|
|
image.properties = json.layers[i].properties;
|
|
}
|
|
|
|
images.push(image);
|
|
|
|
}
|
|
|
|
map.images = images;
|
|
|
|
// Tilesets
|
|
var tilesets = [];
|
|
|
|
for (var i = 0; i < json.tilesets.length; i++)
|
|
{
|
|
// name, firstgid, width, height, margin, spacing, properties
|
|
var set = json.tilesets[i];
|
|
var newSet = new Phaser.Tileset(set.name, set.firstgid, set.tilewidth, set.tileheight, set.margin, set.spacing, set.properties);
|
|
|
|
if (set.tileproperties)
|
|
{
|
|
newSet.tileProperties = set.tileproperties;
|
|
}
|
|
|
|
newSet.rows = Math.round((set.imageheight - set.margin) / (set.tileheight + set.spacing));
|
|
newSet.columns = Math.round((set.imagewidth - set.margin) / (set.tilewidth + set.spacing));
|
|
newSet.total = newSet.rows * newSet.columns;
|
|
|
|
if (newSet.rows % 1 !== 0 || newSet.columns % 1 !== 0)
|
|
{
|
|
console.warn('TileSet image dimensions do not match expected dimensions. Tileset width/height must be evenly divisible by Tilemap tile width/height.');
|
|
}
|
|
else
|
|
{
|
|
tilesets.push(newSet);
|
|
}
|
|
}
|
|
|
|
map.tilesets = tilesets;
|
|
|
|
// Objects & Collision Data (polylines, etc)
|
|
var objects = {};
|
|
var collision = {};
|
|
|
|
for (var i = 0; i < json.layers.length; i++)
|
|
{
|
|
if (json.layers[i].type !== 'objectgroup')
|
|
{
|
|
continue;
|
|
}
|
|
|
|
objects[json.layers[i].name] = [];
|
|
collision[json.layers[i].name] = [];
|
|
|
|
for (var v = 0, len = json.layers[i].objects.length; v < len; v++)
|
|
{
|
|
// Object Tiles
|
|
if (json.layers[i].objects[v].gid)
|
|
{
|
|
var object = {
|
|
|
|
gid: json.layers[i].objects[v].gid,
|
|
name: json.layers[i].objects[v].name,
|
|
x: json.layers[i].objects[v].x,
|
|
y: json.layers[i].objects[v].y,
|
|
visible: json.layers[i].objects[v].visible,
|
|
properties: json.layers[i].objects[v].properties
|
|
|
|
};
|
|
|
|
objects[json.layers[i].name].push(object);
|
|
}
|
|
else if (json.layers[i].objects[v].polyline)
|
|
{
|
|
var object = {
|
|
|
|
name: json.layers[i].objects[v].name,
|
|
x: json.layers[i].objects[v].x,
|
|
y: json.layers[i].objects[v].y,
|
|
width: json.layers[i].objects[v].width,
|
|
height: json.layers[i].objects[v].height,
|
|
visible: json.layers[i].objects[v].visible,
|
|
properties: json.layers[i].objects[v].properties
|
|
|
|
};
|
|
|
|
object.polyline = [];
|
|
|
|
// Parse the polyline into an array
|
|
for (var p = 0; p < json.layers[i].objects[v].polyline.length; p++)
|
|
{
|
|
object.polyline.push([ json.layers[i].objects[v].polyline[p].x, json.layers[i].objects[v].polyline[p].y ]);
|
|
}
|
|
|
|
collision[json.layers[i].name].push(object);
|
|
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
map.objects = objects;
|
|
map.collision = collision;
|
|
|
|
map.tiles = [];
|
|
|
|
// Finally lets build our super tileset index
|
|
for (var i = 0; i < map.tilesets.length; i++)
|
|
{
|
|
var set = map.tilesets[i];
|
|
|
|
var x = set.tileMargin;
|
|
var y = set.tileMargin;
|
|
|
|
var count = 0;
|
|
var countX = 0;
|
|
var countY = 0;
|
|
|
|
for (var t = set.firstgid; t < set.firstgid + set.total; t++)
|
|
{
|
|
// Can add extra properties here as needed
|
|
map.tiles[t] = [x, y, i];
|
|
|
|
x += set.tileWidth + set.tileSpacing;
|
|
|
|
count++;
|
|
|
|
if (count === set.total)
|
|
{
|
|
break;
|
|
}
|
|
|
|
countX++;
|
|
|
|
if (countX === set.columns)
|
|
{
|
|
x = set.tileMargin;
|
|
y += set.tileHeight + set.tileSpacing;
|
|
|
|
countX = 0;
|
|
countY++;
|
|
|
|
if (countY === set.rows)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
return map;
|
|
|
|
}
|
|
|
|
};
|
|
</pre>
|
|
</article>
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
<div class="clearfix"></div>
|
|
<footer>
|
|
|
|
|
|
<span class="copyright">
|
|
Phaser Copyright © 2012-2014 Photon Storm Ltd.
|
|
</span>
|
|
<br />
|
|
|
|
<span class="jsdoc-message">
|
|
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-dev</a>
|
|
on Tue Apr 29 2014 14:51:17 GMT+0100 (BST) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
|
|
</span>
|
|
</footer>
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</div>
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<br clear="both">
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