phaser/v3/src/tween/Tween.js

70 lines
2.3 KiB
JavaScript

var TWEEN_CONST = require('./const');
var Tween = function (manager, data)
{
this.manager = manager;
// An array of TweenData objects, each containing a unique property and target being tweened.
this.data = data;
// data array doesn't change, so we can cache the length
this.totalData = data.length;
// Cached target total (not necessarily the same as the data total)
this.totalTargets = 0;
// If true then duration, delay, etc values are all frame totals
this.useFrames = false;
// Time in ms/frames before the tween starts for the very first time
// (populated by stagger property, or directly) - never used again once the
// tween has begun, even if it loops.
this.startDelay = 0;
// Infinitely loop this tween?
// When enabled it will play through ALL TweenDatas again (doesn't apply to just a single TD)
this.loop = false;
// Time in ms/frames before the tween loops again if loop is true
this.loopDelay = 0;
// Time in ms/frames before the 'onComplete' event fires. This never fires if loop = true (as it never completes)
this.completeDelay = 0;
// Countdown timer (used by startDelay, loopDelay and completeDelay)
this.countdown = 0;
this.state = TWEEN_CONST.PENDING_ADD;
this.paused = false;
this.callbacks = {
onStart: { callback: null, scope: null, params: null },
onUpdate: { callback: null, scope: null, params: null },
onRepeat: { callback: null, scope: null, params: null },
onLoop: { callback: null, scope: null, params: null },
onComplete: { callback: null, scope: null, params: null }
};
this.callbackScope;
};
Tween.prototype.constructor = Tween;
Tween.prototype = {
calcTargetsValue: require('./components/CalcTargetsValue'),
init: require('./components/Init'),
loadValues: require('./components/LoadValues'),
nextState: require('./components/NextState'),
nextTweenData: require('./components/NextTweenData'),
play: require('./components/Play'),
resetTargetsValue: require('./components/ResetTargetsValue'),
resetTweenData: require('./components/ResetTweenData'),
setCurrentTweenData: require('./components/SetCurrentTweenData'),
setEventCallback: require('./components/SetEventCallback'),
update: require('./components/Update')
};
module.exports = Tween;