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< h1 class = "page-title" > Source: input/GamepadButton.js< / h1 >
< section >
< article >
< pre class = "sunlight-highlight-javascript linenums" > /**
* @author @karlmacklin < tacklemcclean@gmail.com>
* @copyright 2014 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* @class Phaser.GamepadButton
* @classdesc If you need more fine-grained control over the handling of specific buttons you can create and use Phaser.GamepadButton objects.
* @constructor
* @param {Phaser.Game} game - Current game instance.
* @param {number} buttoncode - The button code this GamepadButton is responsible for.
*/
Phaser.GamepadButton = function (game, buttoncode) {
/**
* @property {Phaser.Game} game - A reference to the currently running game.
*/
this.game = game;
/**
* @property {boolean} isDown - The "down" state of the button.
* @default
*/
this.isDown = false;
/**
* @property {boolean} isUp - The "up" state of the button.
* @default
*/
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this.isUp = true;
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/**
* @property {number} timeDown - The timestamp when the button was last pressed down.
* @default
*/
this.timeDown = 0;
/**
* If the button is down this value holds the duration of that button press and is constantly updated.
* If the button is up it holds the duration of the previous down session.
* @property {number} duration - The number of milliseconds this button has been held down for.
* @default
*/
this.duration = 0;
/**
* @property {number} timeUp - The timestamp when the button was last released.
* @default
*/
this.timeUp = 0;
/**
* @property {number} repeats - If a button is held down this holds down the number of times the button has 'repeated'.
* @default
*/
this.repeats = 0;
/**
* @property {number} value - Button value. Mainly useful for checking analog buttons (like shoulder triggers)
* @default
*/
this.value = 0;
/**
* @property {number} buttonCode - The buttoncode of this button.
*/
this.buttonCode = buttoncode;
/**
* @property {Phaser.Signal} onDown - This Signal is dispatched every time this GamepadButton is pressed down. It is only dispatched once (until the button is released again).
*/
this.onDown = new Phaser.Signal();
/**
* @property {Phaser.Signal} onUp - This Signal is dispatched every time this GamepadButton is pressed down. It is only dispatched once (until the button is released again).
*/
this.onUp = new Phaser.Signal();
/**
* @property {Phaser.Signal} onFloat - This Signal is dispatched every time this GamepadButton changes floating value (between (but not exactly) 0 and 1)
*/
this.onFloat = new Phaser.Signal();
};
Phaser.GamepadButton.prototype = {
/**
* Called automatically by Phaser.SinglePad.
* @method Phaser.GamepadButton#processButtonDown
* @param {Object} value - Button value
* @protected
*/
processButtonDown: function (value) {
if (this.isDown)
{
this.duration = this.game.time.now - this.timeDown;
this.repeats++;
}
else
{
this.isDown = true;
this.isUp = false;
this.timeDown = this.game.time.now;
this.duration = 0;
this.repeats = 0;
this.value = value;
this.onDown.dispatch(this, value);
}
},
/**
* Called automatically by Phaser.SinglePad.
* @method Phaser.GamepadButton#processButtonUp
* @param {Object} value - Button value
* @protected
*/
processButtonUp: function (value) {
this.isDown = false;
this.isUp = true;
this.timeUp = this.game.time.now;
this.value = value;
this.onUp.dispatch(this, value);
},
/**
* Called automatically by Phaser.Gamepad.
* @method Phaser.GamepadButton#processButtonFloat
* @param {Object} value - Button value
* @protected
*/
processButtonFloat: function (value) {
this.value = value;
this.onFloat.dispatch(this, value);
},
/**
* Returns the "just pressed" state of this button. Just pressed is considered true if the button was pressed down within the duration given (default 250ms).
* @method Phaser.GamepadButton#justPressed
* @param {number} [duration=250] - The duration below which the button is considered as being just pressed.
* @return {boolean} True if the button is just pressed otherwise false.
*/
justPressed: function (duration) {
if (typeof duration === "undefined") { duration = 250; }
return (this.isDown & & this.duration < duration);
},
/**
* Returns the "just released" state of this button. Just released is considered as being true if the button was released within the duration given (default 250ms).
* @method Phaser.GamepadButton#justPressed
* @param {number} [duration=250] - The duration below which the button is considered as being just released.
* @return {boolean} True if the button is just pressed otherwise false.
*/
justReleased: function (duration) {
if (typeof duration === "undefined") { duration = 250; }
return (this.isDown === false & & (this.game.time.now - this.timeUp < duration));
}
};
Phaser.GamepadButton.prototype.constructor = Phaser.GamepadButton;
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2014-02-24 12:14:30 +00:00
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