react-native-reanimated/src/reanimated2/commonTypes.ts

More powerful alternative to Animated library for React Native.

import {
  PerpectiveTransform,
  RotateTransform,
  RotateXTransform,
  RotateYTransform,
  RotateZTransform,
  ScaleTransform,
  ScaleXTransform,
  ScaleYTransform,
  TranslateXTransform,
  TranslateYTransform,
  SkewXTransform,
  SkewYTransform,
  MatrixTransform,
  ViewStyle,
  TextStyle,
} from 'react-native';

export type TransformProperty =
  | PerpectiveTransform
  | RotateTransform
  | RotateXTransform
  | RotateYTransform
  | RotateZTransform
  | ScaleTransform
  | ScaleXTransform
  | ScaleYTransform
  | TranslateXTransform
  | TranslateYTransform
  | SkewXTransform
  | SkewYTransform
  | MatrixTransform;

export interface StyleProps extends ViewStyle, TextStyle {
  originX?: number;
  originY?: number;
  [key: string]: any;
}

export interface AnimatedStyle
  extends Record<string, Animation<AnimationObject>> {
  [key: string]: any;
  transform?: Array<Record<string, Animation<AnimationObject>>>;
}
export interface SharedValue<T> {
  value: T;
  addListener: (listenerID: number, listener: (value: T) => void) => void;
  removeListener: (listenerID: number) => void;
  modify: (modifier: (value: T) => T) => void;
}

// The below type is used for HostObjects retured by the JSI API that don't have
// any accessable fields or methods but can carry data that is accessed from the
// c++ side. We add a field to the type to make it possible for typescript to recognize
// which JSI methods accept those types as arguments and to be able to correctly type
// check other methods that may use them. However, this field is not actually defined
// nor should be used for anything else as assigning any data to those objects will
// throw an error.
export type ShareableRef<T> = {
  __hostObjectShareableJSRef: T;
};

export type ShareableSyncDataHolderRef<T> = {
  __hostObjectShareableJSRefSyncDataHolder: T;
};

export type MapperRegistry = {
  start: (
    mapperID: number,
    worklet: () => void,
    inputs: SharedValue<any>[],
    outputs?: SharedValue<any>[]
  ) => void;
  stop: (mapperID: number) => void;
};

export type Context = Record<string, unknown>;

export interface WorkletFunction {
  _closure?: Context;
  __workletHash?: number;
}

export interface BasicWorkletFunction<T> extends WorkletFunction {
  (): T;
}

export interface BasicWorkletFunctionOptional<T> extends WorkletFunction {
  (): Partial<T>;
}

export interface NativeEvent<T> {
  nativeEvent: T;
}
export interface ComplexWorkletFunction<A extends any[], R>
  extends WorkletFunction {
  (...args: A): R;
  __remoteFunction?: (...args: A) => R;
}

export interface NestedObject<T> {
  [key: string]: NestedObjectValues<T>;
}

export type NestedObjectValues<T> =
  | T
  | Array<NestedObjectValues<T>>
  | NestedObject<T>;

export interface AdapterWorkletFunction extends WorkletFunction {
  (value: NestedObject<string | number | AnimationObject>): void;
}

export type AnimatableValue = number | string | Array<number>;

export interface AnimationObject {
  [key: string]: any;
  callback: AnimationCallback;
  current?: AnimatableValue;
  toValue?: AnimationObject['current'];
  startValue?: AnimationObject['current'];
  finished?: boolean;
  strippedCurrent?: number;
  cancelled?: boolean;

  __prefix?: string;
  __suffix?: string;
  onFrame: (animation: any, timestamp: Timestamp) => boolean;
  onStart: (
    nextAnimation: any,
    current: any,
    timestamp: Timestamp,
    previousAnimation: any
  ) => void;
}

export interface Animation<T extends AnimationObject> extends AnimationObject {
  onFrame: (animation: T, timestamp: Timestamp) => boolean;
  onStart: (
    nextAnimation: T,
    current: T extends NumericAnimation ? number : AnimatableValue,
    timestamp: Timestamp,
    previousAnimation: T
  ) => void;
}

export enum SensorType {
  ACCELEROMETER = 1,
  GYROSCOPE = 2,
  GRAVITY = 3,
  MAGNETIC_FIELD = 4,
  ROTATION = 5,
}
export enum IOSReferenceFrame {
  XArbitraryZVertical,
  XArbitraryCorrectedZVertical,
  XMagneticNorthZVertical,
  XTrueNorthZVertical,
  Auto,
}

export interface NumericAnimation {
  current?: number;
}

export type AnimationCallback = (
  finished?: boolean,
  current?: AnimatableValue
) => void;

export type Timestamp = number;

export type Value3D = {
  x: number;
  y: number;
  z: number;
  interfaceOrientation: InterfaceOrientation;
};

export type ValueRotation = {
  qw: number;
  qx: number;
  qy: number;
  qz: number;
  yaw: number;
  pitch: number;
  roll: number;
  interfaceOrientation: InterfaceOrientation;
};

export enum InterfaceOrientation {
  ROTATION_0 = 0,
  ROTATION_90 = 90,
  ROTATION_180 = 180,
  ROTATION_270 = 270,
}

export type ShadowNodeWrapper = object;

export enum KeyboardState {
  UNKNOWN = 0,
  OPENING = 1,
  OPEN = 2,
  CLOSING = 3,
  CLOSED = 4,
}

export type AnimatedKeyboardInfo = {
  height: SharedValue<number>;
  state: SharedValue<KeyboardState>;
};

export interface MeasuredDimensions {
  x: number;
  y: number;
  width: number;
  height: number;
  pageX: number;
  pageY: number;
}

export interface AnimatedKeyboardOptions {
  isStatusBarTranslucentAndroid?: boolean;
}