Files
GDevelop/Extensions/TweenBehavior/tweenruntimebehavior.ts
T
Arthur Pacaud e65b576e4b Adding actions to tween the value of a scene variable or a layer camera position (#4022)
* Like tweens added on objects, these tweens can be manipulated: paused, resumed or stopped.
2022-06-27 23:56:16 +02:00

1048 lines
30 KiB
TypeScript

/// <reference path="shifty.d.ts" />
namespace gdjs {
interface IScaleable extends RuntimeObject {
setScaleX(x: number): void;
setScaleY(y: number): void;
getScaleX(): number;
getScaleY(): number;
}
interface IOpaque extends RuntimeObject {
setOpacity(opacity: number): void;
getOpacity(): number;
}
interface IColorable extends RuntimeObject {
setColor(color: string): void;
getColor(): string;
}
interface ICharacterScaleable extends RuntimeObject {
setCharacterSize(characterSize: number): void;
getCharacterSize(): number;
}
function isScaleable(o: RuntimeObject): o is IScaleable {
//@ts-ignore We are checking if the methods are present.
return o.setScaleX && o.setScaleY && o.getScaleX && o.getScaleY;
}
function isOpaque(o: RuntimeObject): o is IOpaque {
//@ts-ignore We are checking if the methods are present.
return o.setOpacity && o.getOpacity;
}
function isColorable(o: RuntimeObject): o is IColorable {
//@ts-ignore We are checking if the methods are present.
return o.setColor && o.getColor;
}
function isCharacterScaleable(o: RuntimeObject): o is ICharacterScaleable {
//@ts-ignore We are checking if the methods are present.
return o.setCharacterSize && o.getCharacterSize;
}
function rgbToHsl(r: number, g: number, b: number): number[] {
r /= 255;
g /= 255;
b /= 255;
let v = Math.max(r, g, b),
c = v - Math.min(r, g, b),
f = 1 - Math.abs(v + v - c - 1);
let h =
c &&
(v === r ? (g - b) / c : v === g ? 2 + (b - r) / c : 4 + (r - g) / c);
return [
Math.round(60 * (h < 0 ? h + 6 : h)),
Math.round((f ? c / f : 0) * 100),
Math.round(((v + v - c) / 2) * 100),
];
}
function hslToRgb(h: number, s: number, l: number): number[] {
h = h %= 360;
if (h < 0) {
h += 360;
}
s = s / 100;
l = l / 100;
const a = s * Math.min(l, 1 - l);
const f = (n = 0, k = (n + h / 30) % 12) =>
l - a * Math.max(Math.min(k - 3, 9 - k, 1), -1);
return [
Math.round(f(0) * 255),
Math.round(f(8) * 255),
Math.round(f(4) * 255),
];
}
export class TweenRuntimeBehavior extends gdjs.RuntimeBehavior {
private _tweens: Record<string, TweenRuntimeBehavior.TweenInstance> = {};
private _runtimeScene: gdjs.RuntimeScene;
private _isActive: boolean = true;
/**
* @param runtimeScene The runtime scene the behavior belongs to.
* @param behaviorData The data to initialize the behavior
* @param owner The runtime object the behavior belongs to.
*/
constructor(
runtimeScene: gdjs.RuntimeScene,
behaviorData: BehaviorData,
owner: gdjs.RuntimeObject
) {
super(runtimeScene, behaviorData, owner);
this._runtimeScene = runtimeScene;
}
updateFromBehaviorData(
oldBehaviorData: BehaviorData,
newBehaviorData: BehaviorData
): boolean {
// Nothing to update.
return true;
}
onDestroy() {
const shiftyJsScene = this._runtimeScene.shiftyJsScene;
if (!shiftyJsScene) return;
// Stop and delete all tweens of the behavior - otherwise they could:
// - continue to point to the behavior, and so to the object (memory leak),
// - affect the object in case it's recycled (wrong/hard to debug behavior).
for (const identifier in this._tweens) {
this._tweens[identifier].instance.stop();
shiftyJsScene.remove(this._tweens[identifier].instance);
}
}
private _addTween(
identifier: string,
easingValue: string,
tweenConfig: shifty.tweenConfig,
startTime: number,
totalDuration: number,
destroyObjectWhenFinished: boolean
): void {
if (!this._isActive || !!TweenRuntimeBehavior.easings[easingValue])
return;
// Remove any prior tween
if (this._tweenExists(identifier)) this.removeTween(identifier);
// Initialize the tween instance
const tweenable = new shifty.Tweenable();
this._tweens[identifier] = new TweenRuntimeBehavior.TweenInstance(
tweenable,
false,
startTime,
totalDuration
);
// Attach it to the scene as it will become active and active tweens should be on the scene.
if (!this._runtimeScene.shiftyJsScene)
this._runtimeScene.shiftyJsScene = new shifty.Scene();
this._runtimeScene.shiftyJsScene.add(tweenable);
// Start the tween and set the needed callbacks
tweenable
.tween(tweenConfig)
.then(() => {
if (this._tweens[identifier])
this._tweens[identifier].hasFinished = true;
if (destroyObjectWhenFinished)
this.owner.deleteFromScene(this._runtimeScene);
})
.catch((e) => {});
}
private _tweenExists(identifier: string): boolean {
return !!this._tweens[identifier];
}
private _tweenIsPlaying(identifier: string): boolean {
return (
this._tweens[identifier] &&
this._tweens[identifier].instance.isPlaying()
);
}
private _pauseTween(identifier: string): void {
const tween = this._tweens[identifier];
// Pause the tween, and remove it from the scene of living tweens
// (the invariant is that scene only contains tweens being played).
tween.instance.pause();
const shiftyJsScene = this._runtimeScene.shiftyJsScene;
if (shiftyJsScene) {
shiftyJsScene.remove(tween.instance);
}
}
private _resumeTween(identifier: string): void {
const tween = this._tweens[identifier];
// Resume the tween, and add it back to the scene of living tweens
// (the invariant is that scene only contains tweens being played).
tween.instance.resume();
const shiftyJsScene = this._runtimeScene.shiftyJsScene;
if (shiftyJsScene) {
shiftyJsScene.add(tween.instance);
}
}
private _stopTween(identifier: string, jumpToDest: boolean): void {
this._tweens[identifier].instance.stop(jumpToDest);
}
private _tweenHasFinished(identifier: string): boolean {
return this._tweens[identifier].hasFinished;
}
/**
* Add an object variable tween.
* @param identifier Unique id to identify the tween
* @param variable The object variable to store the tweened value
* @param fromValue Start value
* @param toValue End value
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addVariableTween(
identifier: string,
variable: gdjs.Variable,
fromValue: float,
toValue: float,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
this._addTween(
identifier,
easingValue,
{
from: { value: fromValue },
to: { value: toValue },
duration: durationValue,
easing: easingValue,
render: (state) => variable.setNumber(state.value),
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object position tween.
* @param identifier Unique id to identify the tween
* @param toX The target X position
* @param toY The target Y position
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addObjectPositionTween(
identifier: string,
toX: number,
toY: number,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
this._addTween(
identifier,
easingValue,
{
from: { x: this.owner.getX(), y: this.owner.getY() },
to: { x: toX, y: toY },
duration: durationValue,
easing: easingValue,
render: (state) => {
this.owner.setX(state.x);
this.owner.setY(state.y);
},
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object X position tween.
* @param identifier Unique id to identify the tween
* @param toX The target X position
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addObjectPositionXTween(
identifier: string,
toX: number,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
this._addTween(
identifier,
easingValue,
{
from: { x: this.owner.getX() },
to: { x: toX },
duration: durationValue,
easing: easingValue,
render: (state) => this.owner.setX(state.x),
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object Y position tween.
* @param identifier Unique id to identify the tween
* @param toY The target Y position
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addObjectPositionYTween(
identifier: string,
toY: number,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
this._addTween(
identifier,
easingValue,
{
from: { y: this.owner.getY() },
to: { y: toY },
duration: durationValue,
easing: easingValue,
render: (state) => this.owner.setY(state.y),
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object angle tween.
* @param identifier Unique id to identify the tween
* @param toAngle The target angle
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addObjectAngleTween(
identifier: string,
toAngle: float,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
this._addTween(
identifier,
easingValue,
{
from: { angle: this.owner.getAngle() },
to: { angle: toAngle },
duration: durationValue,
easing: easingValue,
render: (state) => {
this.owner.setAngle(state.angle);
},
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object scale tween.
* @param identifier Unique id to identify the tween
* @param toScaleX The target X-scale
* @param toScaleY The target Y-scale
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
* @param scaleFromCenterOfObject Scale the transform from the center of the object (or point that is called center), not the top-left origin
*/
addObjectScaleTween(
identifier: string,
toScaleX: number,
toScaleY: number,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean,
scaleFromCenterOfObject: boolean
) {
// Cast to IScaleable
if (!isScaleable(this.owner)) return;
const owner = this.owner;
if (toScaleX < 0) toScaleX = 0;
if (toScaleY < 0) toScaleY = 0;
const renderFunction = scaleFromCenterOfObject
? (state) => {
const oldX = owner.getCenterXInScene();
const oldY = owner.getCenterYInScene();
owner.setScaleX(state.scaleX);
owner.setScaleY(state.scaleY);
owner.setCenterPositionInScene(oldX, oldY);
}
: (state) => {
owner.setScaleX(state.scaleX);
owner.setScaleY(state.scaleY);
};
this._addTween(
identifier,
easingValue,
{
from: {
scaleX: owner.getScaleX(),
scaleY: owner.getScaleY(),
},
to: { scaleX: toScaleX, scaleY: toScaleY },
duration: durationValue,
easing: easingValue,
render: renderFunction,
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object X-scale tween.
* @param identifier Unique id to identify the tween
* @param toScaleX The target X-scale
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
* @param scaleFromCenterOfObject Scale the transform from the center of the object (or point that is called center), not the top-left origin
*/
addObjectScaleXTween(
identifier: string,
toScaleX: number,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean,
scaleFromCenterOfObject: boolean
) {
// Cast to IScaleable
if (!isScaleable(this.owner)) return;
const owner = this.owner;
const stepFunction = scaleFromCenterOfObject
? (state) => {
const oldX = owner.getCenterXInScene();
owner.setScaleX(state.scaleX);
owner.setCenterXInScene(oldX);
}
: (state) => owner.setScaleX(state.scaleX);
this._addTween(
identifier,
easingValue,
{
from: { scaleX: owner.getScaleX() },
to: { scaleX: toScaleX },
duration: durationValue,
easing: easingValue,
render: stepFunction,
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object scale y tween.
* @param identifier Unique id to identify the tween
* @param toScaleY The target Y-scale
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
* @param scaleFromCenterOfObject Scale the transform from the center of the object (or point that is called center), not the top-left origin
*/
addObjectScaleYTween(
identifier: string,
toScaleY: number,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean,
scaleFromCenterOfObject: boolean
) {
// Cast to IScaleable
if (!isScaleable(this.owner)) return;
const owner = this.owner;
const stepFunction = scaleFromCenterOfObject
? (state) => {
const oldY = owner.getCenterYInScene();
owner.setScaleY(state.scaleY);
owner.setCenterYInScene(oldY);
}
: (state) => owner.setScaleY(state.scaleY);
this._addTween(
identifier,
easingValue,
{
from: { scaleY: owner.getScaleY() },
to: { scaleY: toScaleY },
duration: durationValue,
easing: easingValue,
render: stepFunction,
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object opacity tween.
* @param identifier Unique id to identify the tween
* @param toOpacity The target opacity
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addObjectOpacityTween(
identifier: string,
toOpacity: float,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
if (!isOpaque(this.owner)) return;
const owner = this.owner;
this._addTween(
identifier,
easingValue,
{
from: { opacity: owner.getOpacity() },
to: { opacity: toOpacity },
duration: durationValue,
easing: easingValue,
render: (state) => {
owner.setOpacity(state.opacity);
},
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object color tween.
* @param identifier Unique id to identify the tween
* @param toColorStr The target color
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
* @param useHSLColorTransition Tween using HSL color mappings, rather than direct RGB line
*/
addObjectColorTween(
identifier: string,
toColorStr: string,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean,
useHSLColorTransition: boolean
) {
if (
!isColorable(this.owner) ||
!toColorStr.match(
'^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5]);){2}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])$'
)
)
return;
const owner = this.owner;
const rgbFromColor: string[] = this.owner.getColor().split(';');
const rgbToColor: string[] = toColorStr.split(';');
if (rgbToColor.length !== 3) return;
let config: shifty.tweenConfig;
if (useHSLColorTransition) {
const hslFromColor = rgbToHsl(
parseFloat(rgbFromColor[0]),
parseFloat(rgbFromColor[1]),
parseFloat(rgbFromColor[2])
);
const hslToColor = rgbToHsl(
parseFloat(rgbToColor[0]),
parseFloat(rgbToColor[1]),
parseFloat(rgbToColor[2])
);
config = {
from: {
hue: hslFromColor[0],
saturation: hslFromColor[1],
lightness: hslFromColor[2],
},
to: {
hue: hslToColor[0],
saturation: hslToColor[1],
lightness: hslToColor[2],
},
duration: durationValue,
easing: easingValue,
render: (state) => {
const rgbFromHslColor = hslToRgb(
state.hue,
state.saturation,
state.lightness
);
owner.setColor(
Math.floor(rgbFromHslColor[0]) +
';' +
Math.floor(rgbFromHslColor[1]) +
';' +
Math.floor(rgbFromHslColor[2])
);
},
};
} else {
config = {
from: {
red: rgbFromColor[0],
green: rgbFromColor[1],
blue: rgbFromColor[2],
},
to: { red: rgbToColor[0], green: rgbToColor[1], blue: rgbToColor[2] },
duration: durationValue,
easing: easingValue,
render: (state) => {
owner.setColor(
Math.floor(state.red) +
';' +
Math.floor(state.green) +
';' +
Math.floor(state.blue)
);
},
};
}
this._addTween(
identifier,
easingValue,
config,
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object color HSL tween, with the "to" color given using HSL (H: any number, S and L: 0-100).
* @param identifier Unique id to identify the tween
* @param toHue The target hue, or the same as the from color's hue if blank
* @param animateHue, include hue in calculations, as can't set this to -1 as default to ignore
* @param toSaturation The target saturation, or the same as the from color's saturation if blank
* @param toHue The target lightness, or the same as the from color's lightness if blank
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addObjectColorHSLTween(
identifier: string,
toHue: number,
animateHue: boolean,
toSaturation: number,
toLightness: number,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
if (!isColorable(this.owner)) return;
const owner = this.owner;
const rgbFromColor: string[] = owner.getColor().split(';');
if (rgbFromColor.length < 3) return;
const hslFromColor = rgbToHsl(
parseFloat(rgbFromColor[0]),
parseFloat(rgbFromColor[1]),
parseFloat(rgbFromColor[2])
);
const toH = animateHue ? toHue : hslFromColor[0];
const toS =
-1 === toSaturation
? hslFromColor[1]
: Math.min(Math.max(toSaturation, 0), 100);
const toL =
-1 === toLightness
? hslFromColor[2]
: Math.min(Math.max(toLightness, 0), 100);
this._addTween(
identifier,
easingValue,
{
from: {
hue: hslFromColor[0],
saturation: hslFromColor[1],
lightness: hslFromColor[2],
},
to: {
hue: toH,
saturation: toS,
lightness: toL,
},
duration: durationValue,
easing: easingValue,
render: (state) => {
const rgbFromHslColor = hslToRgb(
state.hue,
state.saturation,
state.lightness
);
owner.setColor(
Math.floor(rgbFromHslColor[0]) +
';' +
Math.floor(rgbFromHslColor[1]) +
';' +
Math.floor(rgbFromHslColor[2])
);
},
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add a text object character size tween.
* @param identifier Unique id to identify the tween
* @param toSize The target character size
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addTextObjectCharacterSizeTween(
identifier: string,
toSize: number,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
if (!isCharacterScaleable(this.owner)) return;
const owner = this.owner;
this._addTween(
identifier,
easingValue,
{
from: { size: owner.getCharacterSize() },
to: { size: toSize },
duration: durationValue,
easing: easingValue,
render: function step(state) {
owner.setCharacterSize(state.size);
},
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object width tween.
* @param identifier Unique id to identify the tween
* @param toWidth The target width
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addObjectWidthTween(
identifier: string,
toWidth: float,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
this._addTween(
identifier,
easingValue,
{
from: { width: this.owner.getWidth() },
to: { width: toWidth },
duration: durationValue,
easing: easingValue,
render: (state) => {
this.owner.setWidth(state.width);
},
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Add an object height tween.
* @param identifier Unique id to identify the tween
* @param toHeight The target height
* @param easingValue Type of easing
* @param durationValue Duration in milliseconds
* @param destroyObjectWhenFinished Destroy this object when the tween ends
*/
addObjectHeightTween(
identifier: string,
toHeight: float,
easingValue: string,
durationValue: float,
destroyObjectWhenFinished: boolean
) {
this._addTween(
identifier,
easingValue,
{
from: { height: this.owner.getHeight() },
to: { height: toHeight },
duration: durationValue,
easing: easingValue,
render: (state) => {
this.owner.setHeight(state.height);
},
},
this._runtimeScene.getTimeManager().getTimeFromStart(),
durationValue,
destroyObjectWhenFinished
);
}
/**
* Tween is playing.
* @param identifier Unique id to identify the tween
*/
isPlaying(identifier: string): boolean {
return this._tweenExists(identifier) && this._tweenIsPlaying(identifier);
}
/**
* Tween exists.
* @param identifier Unique id to identify the tween
* @returns The tween exists
*/
exists(identifier: string): boolean {
return this._tweenExists(identifier);
}
/**
* Tween has finished.
* @param identifier Unique id to identify the tween
*/
hasFinished(identifier: string): boolean {
return (
this._tweenExists(identifier) && this._tweenHasFinished(identifier)
);
}
/**
* Pause a tween.
* @param identifier Unique id to identify the tween
*/
pauseTween(identifier: string) {
if (
this._isActive &&
this._tweenExists(identifier) &&
this._tweenIsPlaying(identifier)
)
this._pauseTween(identifier);
}
/**
* Stop a tween.
* @param identifier Unique id to identify the tween
* @param jumpToDest Move to destination
*/
stopTween(identifier: string, jumpToDest: boolean) {
if (
this._isActive &&
this._tweenExists(identifier) &&
this._tweenIsPlaying(identifier)
)
this._stopTween(identifier, jumpToDest);
}
/**
* Resume a tween.
* @param identifier Unique id to identify the tween
*/
resumeTween(identifier: string) {
if (
this._isActive &&
this._tweenExists(identifier) &&
!this._tweenIsPlaying(identifier)
)
this._resumeTween(identifier);
}
/**
* Remove a tween.
* @param identifier Unique id to identify the tween
*/
removeTween(identifier: string) {
if (!this._tweenExists(identifier)) return;
this._tweens[identifier].instance.stop();
if (this._runtimeScene.shiftyJsScene)
this._runtimeScene.shiftyJsScene.remove(
this._tweens[identifier].instance
);
delete this._tweens[identifier];
}
/**
* Get tween progress.
* @param identifier Unique id to identify the tween
* @returns Progress of playing tween animation (between 0.0 and 1.0)
*/
getProgress(identifier: string): float {
const tween = this._tweens[identifier];
if (tween) {
const currentTime = this._runtimeScene
.getTimeManager()
.getTimeFromStart();
if (currentTime >= tween.startTime + tween.totalDuration) {
return 1;
}
return (currentTime - tween.startTime) / tween.totalDuration;
} else {
return 0;
}
}
onDeActivate() {
if (!this._isActive) {
return;
}
for (const key in this._tweens) {
if (this._tweens.hasOwnProperty(key)) {
const tween = this._tweens[key];
if (tween.instance.isPlaying()) {
tween.resumeOnActivate = true;
this._pauseTween(key);
}
}
}
this._isActive = false;
}
onActivate() {
if (this._isActive) {
return;
}
for (const key in this._tweens) {
if (this._tweens.hasOwnProperty(key)) {
const tween = this._tweens[key];
if (tween.resumeOnActivate) {
tween.resumeOnActivate = false;
this._resumeTween(key);
}
}
}
this._isActive = true;
}
static easings = [
'linear',
'easeInQuad',
'easeOutQuad',
'easeInOutQuad',
'easeInCubic',
'easeOutCubic',
'easeInOutCubic',
'easeInQuart',
'easeOutQuart',
'easeInOutQuart',
'easeInQuint',
'easeOutQuint',
'easeInOutQuint',
'easeInSine',
'easeOutSine',
'easeInOutSine',
'easeInExpo',
'easeOutExpo',
'easeInOutExpo',
'easeInCirc',
'easeOutCirc',
'easeInOutCirc',
'easeOutBounce',
'easeInBack',
'easeOutBack',
'easeInOutBack',
'elastic',
'swingFromTo',
'swingFrom',
'swingTo',
'bounce',
'bouncePast',
'easeFromTo',
'easeFrom',
'easeTo',
];
static _currentTweenTime = 0;
}
gdjs.registerBehavior('Tween::TweenBehavior', gdjs.TweenRuntimeBehavior);
export namespace TweenRuntimeBehavior {
/**
* A tween being played in a behavior.
* @ignore
*/
export class TweenInstance {
instance: shifty.Tweenable;
hasFinished: boolean;
startTime: float;
totalDuration: float;
resumeOnActivate: boolean = false;
/**
* @param instance The Shifty tween that is played
* @param hasFinished If the tween is finished already
* @param startTime The time at which the tween starts
* @param totalDuration The time of the whole tween
*/
constructor(
instance: shifty.Tweenable,
hasFinished: boolean,
startTime: float,
totalDuration: float
) {
this.instance = instance;
this.hasFinished = hasFinished;
this.startTime = startTime;
this.totalDuration = totalDuration;
}
}
}
}