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<h1 class="page-title">Source: animation/AnimationParser.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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* Responsible for parsing sprite sheet and JSON data into the internal FrameData format that Phaser uses for animations.
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*
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* @class Phaser.AnimationParser
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*/
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Phaser.AnimationParser = {
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/**
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* Parse a Sprite Sheet and extract the animation frame data from it.
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*
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* @method Phaser.AnimationParser.spriteSheet
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* @param {Phaser.Game} game - A reference to the currently running game.
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* @param {string} key - The Game.Cache asset key of the Sprite Sheet image.
|
|
* @param {number} frameWidth - The fixed width of each frame of the animation.
|
|
* @param {number} frameHeight - The fixed height of each frame of the animation.
|
|
* @param {number} [frameMax=-1] - The total number of animation frames to extact from the Sprite Sheet. The default value of -1 means "extract all frames".
|
|
* @param {number} [margin=0] - If the frames have been drawn with a margin, specify the amount here.
|
|
* @param {number} [spacing=0] - If the frames have been drawn with spacing between them, specify the amount here.
|
|
* @return {Phaser.FrameData} A FrameData object containing the parsed frames.
|
|
*/
|
|
spriteSheet: function (game, key, frameWidth, frameHeight, frameMax, margin, spacing) {
|
|
|
|
// How big is our image?
|
|
var img = game.cache.getImage(key);
|
|
|
|
if (img == null)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
var width = img.width;
|
|
var height = img.height;
|
|
|
|
if (frameWidth <= 0)
|
|
{
|
|
frameWidth = Math.floor(-width / Math.min(-1, frameWidth));
|
|
}
|
|
|
|
if (frameHeight <= 0)
|
|
{
|
|
frameHeight = Math.floor(-height / Math.min(-1, frameHeight));
|
|
}
|
|
|
|
var row = Math.floor((width - margin) / (frameWidth + spacing));
|
|
var column = Math.floor((height - margin) / (frameHeight + spacing));
|
|
var total = row * column;
|
|
|
|
if (frameMax !== -1)
|
|
{
|
|
total = frameMax;
|
|
}
|
|
|
|
// Zero or smaller than frame sizes?
|
|
if (width === 0 || height === 0 || width < frameWidth || height < frameHeight || total === 0)
|
|
{
|
|
console.warn("Phaser.AnimationParser.spriteSheet: width/height zero or width/height < given frameWidth/frameHeight");
|
|
return null;
|
|
}
|
|
|
|
// Let's create some frames then
|
|
var data = new Phaser.FrameData();
|
|
var x = margin;
|
|
var y = margin;
|
|
|
|
for (var i = 0; i < total; i++)
|
|
{
|
|
var uuid = game.rnd.uuid();
|
|
|
|
// uuid needed?
|
|
data.addFrame(new Phaser.Frame(i, x, y, frameWidth, frameHeight, '', uuid));
|
|
|
|
x += frameWidth + spacing;
|
|
|
|
if (x + frameWidth > width)
|
|
{
|
|
x = margin;
|
|
y += frameHeight + spacing;
|
|
}
|
|
}
|
|
|
|
return data;
|
|
|
|
},
|
|
|
|
/**
|
|
* Parse the JSON data and extract the animation frame data from it.
|
|
*
|
|
* @method Phaser.AnimationParser.JSONData
|
|
* @param {Phaser.Game} game - A reference to the currently running game.
|
|
* @param {Object} json - The JSON data from the Texture Atlas. Must be in Array format.
|
|
* @return {Phaser.FrameData} A FrameData object containing the parsed frames.
|
|
*/
|
|
JSONData: function (game, json) {
|
|
|
|
// Malformed?
|
|
if (!json['frames'])
|
|
{
|
|
console.warn("Phaser.AnimationParser.JSONData: Invalid Texture Atlas JSON given, missing 'frames' array");
|
|
console.log(json);
|
|
return;
|
|
}
|
|
|
|
// Let's create some frames then
|
|
var data = new Phaser.FrameData();
|
|
|
|
// By this stage frames is a fully parsed array
|
|
var frames = json['frames'];
|
|
var newFrame;
|
|
|
|
for (var i = 0; i < frames.length; i++)
|
|
{
|
|
var uuid = game.rnd.uuid();
|
|
|
|
newFrame = data.addFrame(new Phaser.Frame(
|
|
i,
|
|
frames[i].frame.x,
|
|
frames[i].frame.y,
|
|
frames[i].frame.w,
|
|
frames[i].frame.h,
|
|
frames[i].filename,
|
|
uuid
|
|
));
|
|
|
|
if (frames[i].trimmed)
|
|
{
|
|
newFrame.setTrim(
|
|
frames[i].trimmed,
|
|
frames[i].sourceSize.w,
|
|
frames[i].sourceSize.h,
|
|
frames[i].spriteSourceSize.x,
|
|
frames[i].spriteSourceSize.y,
|
|
frames[i].spriteSourceSize.w,
|
|
frames[i].spriteSourceSize.h
|
|
);
|
|
}
|
|
}
|
|
|
|
return data;
|
|
|
|
},
|
|
|
|
/**
|
|
* Parse the JSON data and extract the animation frame data from it.
|
|
*
|
|
* @method Phaser.AnimationParser.JSONDataHash
|
|
* @param {Phaser.Game} game - A reference to the currently running game.
|
|
* @param {Object} json - The JSON data from the Texture Atlas. Must be in JSON Hash format.
|
|
* @return {Phaser.FrameData} A FrameData object containing the parsed frames.
|
|
*/
|
|
JSONDataHash: function (game, json) {
|
|
|
|
// Malformed?
|
|
if (!json['frames'])
|
|
{
|
|
console.warn("Phaser.AnimationParser.JSONDataHash: Invalid Texture Atlas JSON given, missing 'frames' object");
|
|
console.log(json);
|
|
return;
|
|
}
|
|
|
|
// Let's create some frames then
|
|
var data = new Phaser.FrameData();
|
|
|
|
// By this stage frames is a fully parsed array
|
|
var frames = json['frames'];
|
|
var newFrame;
|
|
var i = 0;
|
|
|
|
for (var key in frames)
|
|
{
|
|
var uuid = game.rnd.uuid();
|
|
|
|
newFrame = data.addFrame(new Phaser.Frame(
|
|
i,
|
|
frames[key].frame.x,
|
|
frames[key].frame.y,
|
|
frames[key].frame.w,
|
|
frames[key].frame.h,
|
|
key,
|
|
uuid
|
|
));
|
|
|
|
if (frames[key].trimmed)
|
|
{
|
|
newFrame.setTrim(
|
|
frames[key].trimmed,
|
|
frames[key].sourceSize.w,
|
|
frames[key].sourceSize.h,
|
|
frames[key].spriteSourceSize.x,
|
|
frames[key].spriteSourceSize.y,
|
|
frames[key].spriteSourceSize.w,
|
|
frames[key].spriteSourceSize.h
|
|
);
|
|
}
|
|
|
|
i++;
|
|
}
|
|
|
|
return data;
|
|
|
|
},
|
|
|
|
/**
|
|
* Parse the XML data and extract the animation frame data from it.
|
|
*
|
|
* @method Phaser.AnimationParser.XMLData
|
|
* @param {Phaser.Game} game - A reference to the currently running game.
|
|
* @param {Object} xml - The XML data from the Texture Atlas. Must be in Starling XML format.
|
|
* @return {Phaser.FrameData} A FrameData object containing the parsed frames.
|
|
*/
|
|
XMLData: function (game, xml) {
|
|
|
|
// Malformed?
|
|
if (!xml.getElementsByTagName('TextureAtlas'))
|
|
{
|
|
console.warn("Phaser.AnimationParser.XMLData: Invalid Texture Atlas XML given, missing <TextureAtlas> tag");
|
|
return;
|
|
}
|
|
|
|
// Let's create some frames then
|
|
var data = new Phaser.FrameData();
|
|
var frames = xml.getElementsByTagName('SubTexture');
|
|
var newFrame;
|
|
|
|
var uuid;
|
|
var name;
|
|
var frame;
|
|
var x;
|
|
var y;
|
|
var width;
|
|
var height;
|
|
var frameX;
|
|
var frameY;
|
|
var frameWidth;
|
|
var frameHeight;
|
|
|
|
for (var i = 0; i < frames.length; i++)
|
|
{
|
|
uuid = game.rnd.uuid();
|
|
|
|
frame = frames[i].attributes;
|
|
|
|
name = frame.name.nodeValue;
|
|
x = parseInt(frame.x.nodeValue, 10);
|
|
y = parseInt(frame.y.nodeValue, 10);
|
|
width = parseInt(frame.width.nodeValue, 10);
|
|
height = parseInt(frame.height.nodeValue, 10);
|
|
|
|
frameX = null;
|
|
frameY = null;
|
|
|
|
if (frame.frameX)
|
|
{
|
|
frameX = Math.abs(parseInt(frame.frameX.nodeValue, 10));
|
|
frameY = Math.abs(parseInt(frame.frameY.nodeValue, 10));
|
|
frameWidth = parseInt(frame.frameWidth.nodeValue, 10);
|
|
frameHeight = parseInt(frame.frameHeight.nodeValue, 10);
|
|
}
|
|
|
|
newFrame = data.addFrame(new Phaser.Frame(i, x, y, width, height, name, uuid));
|
|
|
|
// Trimmed?
|
|
if (frameX !== null || frameY !== null)
|
|
{
|
|
newFrame.setTrim(true, width, height, frameX, frameY, frameWidth, frameHeight);
|
|
}
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
};
|
|
</pre>
|
|
</article>
|
|
</section>
|
|
|
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|
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</div>
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|
|
<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>
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on Thu Jul 10 2014 20:18:55 GMT+0100 (BST) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
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</span>
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</footer>
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