phaser/v3/merge/textures/parsers/Pyxel.js
2016-11-23 00:17:46 +00:00

63 lines
1.9 KiB
JavaScript

/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2016 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* Parses a Pyxel JSON File and extracts the frame data from it.
*
* @class Phaser.TextureParser.JSONArray
* @static
* @param {Phaser.Texture} texture - The parent Texture.
* @param {object} json - The JSON data from the Texture Atlas. Must be in Pyxel JSON format.
* @return {Phaser.FrameData} A FrameData object containing the parsed frames.
*/
Phaser.TextureParser.Pyxel = function (texture, json)
{
// Malformed? There are a few keys to check here.
var signature = [ 'layers', 'tilewidth', 'tileheight', 'tileswide', 'tileshigh' ];
signature.forEach(function (key)
{
if (!json[key])
{
// console.warn('Phaser.AnimationParser.JSONDataPyxel: Invalid Pyxel Tilemap JSON given, missing "' + key + '" key.');
// console.log(json);
return;
}
});
// For this purpose, I only care about parsing tilemaps with a single layer.
if (json['layers'].length !== 1)
{
// console.warn('Phaser.AnimationParser.JSONDataPyxel: Too many layers, this parser only supports flat Tilemaps.');
// console.log(json);
return;
}
var data = new Phaser.FrameData();
var tileheight = json['tileheight'];
var tilewidth = json['tilewidth'];
var frames = json['layers'][0]['tiles'];
var newFrame;
for (var i = 0; i < frames.length; i++)
{
newFrame = data.addFrame(new Phaser.Frame(
i,
frames[i].x,
frames[i].y,
tilewidth,
tileheight,
"frame_" + i // No names are included in pyxel tilemap data.
));
// No trim data is included.
newFrame.setTrim(false);
}
return data;
};