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682 lines
16 KiB
HTML
682 lines
16 KiB
HTML
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<title>Phaser Source: animation/FrameData.js</title>
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<h1 class="page-title">Source: animation/FrameData.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 2013 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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* FrameData is a container for Frame objects, which are the internal representation of animation data in Phaser.
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*
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* @class Phaser.FrameData
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* @constructor
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*/
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Phaser.FrameData = function () {
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/**
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* @property {Array} _frames - Local array of frames.
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* @private
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*/
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this._frames = [];
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/**
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* @property {Array} _frameNames - Local array of frame names for name to index conversions.
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* @private
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*/
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this._frameNames = [];
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};
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Phaser.FrameData.prototype = {
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/**
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* Adds a new Frame to this FrameData collection. Typically called by the Animation.Parser and not directly.
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*
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* @method Phaser.FrameData#addFrame
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* @param {Phaser.Frame} frame - The frame to add to this FrameData set.
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* @return {Phaser.Frame} The frame that was just added.
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*/
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addFrame: function (frame) {
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frame.index = this._frames.length;
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this._frames.push(frame);
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if (frame.name !== '')
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{
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this._frameNames[frame.name] = frame.index;
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}
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return frame;
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},
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/**
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* Get a Frame by its numerical index.
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*
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* @method Phaser.FrameData#getFrame
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* @param {number} index - The index of the frame you want to get.
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* @return {Phaser.Frame} The frame, if found.
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*/
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getFrame: function (index) {
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if (this._frames.length > index)
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{
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return this._frames[index];
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}
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return null;
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},
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/**
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* Get a Frame by its frame name.
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*
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* @method Phaser.FrameData#getFrameByName
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* @param {string} name - The name of the frame you want to get.
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* @return {Phaser.Frame} The frame, if found.
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*/
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getFrameByName: function (name) {
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if (typeof this._frameNames[name] === 'number')
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{
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return this._frames[this._frameNames[name]];
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}
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return null;
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},
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/**
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* Check if there is a Frame with the given name.
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*
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* @method Phaser.FrameData#checkFrameName
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* @param {string} name - The name of the frame you want to check.
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* @return {boolean} True if the frame is found, otherwise false.
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*/
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checkFrameName: function (name) {
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if (this._frameNames[name] == null)
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{
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return false;
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}
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return true;
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},
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/**
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* Returns a range of frames based on the given start and end frame indexes and returns them in an Array.
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*
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* @method Phaser.FrameData#getFrameRange
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* @param {number} start - The starting frame index.
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* @param {number} end - The ending frame index.
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* @param {Array} [output] - If given the results will be appended to the end of this array otherwise a new array will be created.
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* @return {Array} An array of Frames between the start and end index values, or an empty array if none were found.
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*/
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getFrameRange: function (start, end, output) {
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if (typeof output === "undefined") { output = []; }
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for (var i = start; i <= end; i++)
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{
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output.push(this._frames[i]);
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}
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return output;
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},
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/**
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* Returns all of the Frames in this FrameData set where the frame index is found in the input array.
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* The frames are returned in the output array, or if none is provided in a new Array object.
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*
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* @method Phaser.FrameData#getFrames
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* @param {Array} frames - An Array containing the indexes of the frames to retrieve. If the array is empty then all frames in the FrameData are returned.
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* @param {boolean} [useNumericIndex=true] - Are the given frames using numeric indexes (default) or strings? (false)
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* @param {Array} [output] - If given the results will be appended to the end of this array otherwise a new array will be created.
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* @return {Array} An array of all Frames in this FrameData set matching the given names or IDs.
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*/
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getFrames: function (frames, useNumericIndex, output) {
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if (typeof useNumericIndex === "undefined") { useNumericIndex = true; }
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if (typeof output === "undefined") { output = []; }
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if (typeof frames === "undefined" || frames.length == 0)
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{
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// No input array, so we loop through all frames
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for (var i = 0; i < this._frames.length; i++)
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{
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// We only need the indexes
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output.push(this._frames[i]);
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}
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}
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else
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{
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// Input array given, loop through that instead
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for (var i = 0, len = frames.length; i < len; i++)
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{
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// Does the input array contain names or indexes?
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if (useNumericIndex)
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{
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// The actual frame
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output.push(this.getFrame(frames[i]));
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}
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else
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{
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// The actual frame
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output.push(this.getFrameByName(frames[i]));
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}
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}
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}
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return output;
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},
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/**
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* Returns all of the Frame indexes in this FrameData set.
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* The frames indexes are returned in the output array, or if none is provided in a new Array object.
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*
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* @method Phaser.FrameData#getFrameIndexes
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* @param {Array} frames - An Array containing the indexes of the frames to retrieve. If the array is empty then all frames in the FrameData are returned.
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* @param {boolean} [useNumericIndex=true] - Are the given frames using numeric indexes (default) or strings? (false)
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* @param {Array} [output] - If given the results will be appended to the end of this array otherwise a new array will be created.
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* @return {Array} An array of all Frame indexes matching the given names or IDs.
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*/
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getFrameIndexes: function (frames, useNumericIndex, output) {
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if (typeof useNumericIndex === "undefined") { useNumericIndex = true; }
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if (typeof output === "undefined") { output = []; }
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if (typeof frames === "undefined" || frames.length == 0)
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{
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// No frames array, so we loop through all frames
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for (var i = 0, len = this._frames.length; i < len; i++)
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{
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output.push(this._frames[i].index);
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}
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}
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else
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{
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// Input array given, loop through that instead
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for (var i = 0, len = frames.length; i < len; i++)
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{
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// Does the frames array contain names or indexes?
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if (useNumericIndex)
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{
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output.push(frames[i]);
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}
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else
|
|
{
|
|
if (this.getFrameByName(frames[i]))
|
|
{
|
|
output.push(this.getFrameByName(frames[i]).index);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return output;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* @name Phaser.FrameData#total
|
|
* @property {number} total - The total number of frames in this FrameData set.
|
|
* @readonly
|
|
*/
|
|
Object.defineProperty(Phaser.FrameData.prototype, "total", {
|
|
|
|
get: function () {
|
|
return this._frames.length;
|
|
}
|
|
|
|
});
|
|
</pre>
|
|
</article>
|
|
</section>
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<div class="clearfix"></div>
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<footer>
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<span class="copyright">
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|
Phaser Copyright © 2012-2013 Photon Storm Ltd.
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</span>
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<br />
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<span class="jsdoc-message">
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-dev</a>
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on Fri Oct 25 2013 17:05:24 GMT+0100 (BST) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
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