phaser/docs/LoaderParser.js.html
2014-10-22 21:49:44 +01:00

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<h1 class="page-title">Source: loader/LoaderParser.js</h1>
<section>
<article>
<pre class="sunlight-highlight-javascript linenums">/**
* @author Richard Davey &lt;rich@photonstorm.com>
* @copyright 2014 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* Phaser.LoaderParser parses data objects from Phaser.Loader that need more preparation before they can be inserted into the Cache.
*
* @class Phaser.LoaderParser
*/
Phaser.LoaderParser = {
/**
* Parse a Bitmap Font from an XML file.
*
* @method Phaser.LoaderParser.bitmapFont
* @param {Phaser.Game} game - A reference to the current game.
* @param {object} xml - XML data you want to parse.
* @param {string} cacheKey - The key of the texture this font uses in the cache.
* @param {number} [xSpacing=0] - Additional horizontal spacing between the characters.
* @param {number} [ySpacing=0] - Additional vertical spacing between the characters.
*/
bitmapFont: function (game, xml, cacheKey, xSpacing, ySpacing) {
var data = {};
var info = xml.getElementsByTagName('info')[0];
var common = xml.getElementsByTagName('common')[0];
data.font = info.getAttribute('face');
data.size = parseInt(info.getAttribute('size'), 10);
data.lineHeight = parseInt(common.getAttribute('lineHeight'), 10) + ySpacing;
data.chars = {};
var letters = xml.getElementsByTagName('char');
for (var i = 0; i &lt; letters.length; i++)
{
var charCode = parseInt(letters[i].getAttribute('id'), 10);
var textureRect = new PIXI.Rectangle(
parseInt(letters[i].getAttribute('x'), 10),
parseInt(letters[i].getAttribute('y'), 10),
parseInt(letters[i].getAttribute('width'), 10),
parseInt(letters[i].getAttribute('height'), 10)
);
data.chars[charCode] = {
xOffset: parseInt(letters[i].getAttribute('xoffset'), 10),
yOffset: parseInt(letters[i].getAttribute('yoffset'), 10),
xAdvance: parseInt(letters[i].getAttribute('xadvance'), 10) + xSpacing,
kerning: {},
texture: PIXI.TextureCache[cacheKey] = new PIXI.Texture(PIXI.BaseTextureCache[cacheKey], textureRect)
};
}
var kernings = xml.getElementsByTagName('kerning');
for (i = 0; i &lt; kernings.length; i++)
{
var first = parseInt(kernings[i].getAttribute('first'), 10);
var second = parseInt(kernings[i].getAttribute('second'), 10);
var amount = parseInt(kernings[i].getAttribute('amount'), 10);
data.chars[second].kerning[first] = amount;
}
PIXI.BitmapText.fonts[cacheKey] = data;
}
};
</pre>
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