@tamagui/react-native-web-lite/dist/esm/vendor/react-native/Animated/nodes/AnimatedValue.mjs

React Native for Web

import { AnimatedInterpolation } from "./AnimatedInterpolation.mjs";
import { AnimatedWithChildren } from "./AnimatedWithChildren.mjs";
import { InteractionManager } from "@tamagui/react-native-web-internals";
import { NativeAnimatedHelper } from "../NativeAnimatedHelper.mjs";
const NativeAnimatedAPI = NativeAnimatedHelper.API;
function _flush(rootNode) {
  const animatedStyles = /* @__PURE__ */new Set();
  function findAnimatedStyles(node) {
    if (typeof node.update === "function") {
      animatedStyles.add(node);
    } else {
      node.__getChildren().forEach(findAnimatedStyles);
    }
  }
  findAnimatedStyles(rootNode);
  animatedStyles.forEach(animatedStyle => animatedStyle.update());
}
function _executeAsAnimatedBatch(id, operation) {
  NativeAnimatedAPI.setWaitingForIdentifier(id);
  operation();
  NativeAnimatedAPI.unsetWaitingForIdentifier(id);
}
class AnimatedValue extends AnimatedWithChildren {
  _value;
  _startingValue;
  _offset;
  _animation;
  _tracking;
  constructor(value, config) {
    super();
    if (typeof value !== "number") {
      throw new Error("AnimatedValue: Attempting to set value to undefined");
    }
    this._startingValue = this._value = value;
    this._offset = 0;
    this._animation = null;
    if (config && config.useNativeDriver) {
      this.__makeNative();
    }
  }
  __detach() {
    if (this.__isNative) {
      NativeAnimatedAPI.getValue(this.__getNativeTag(), value => {
        this._value = value - this._offset;
      });
    }
    this.stopAnimation();
    super.__detach();
  }
  __getValue() {
    return this._value + this._offset;
  }
  /**
   * Directly set the value.  This will stop any animations running on the value
   * and update all the bound properties.
   *
   * See https://reactnative.dev/docs/animatedvalue#setvalue
   */
  setValue(value) {
    if (this._animation) {
      this._animation.stop();
      this._animation = null;
    }
    this._updateValue(value, !this.__isNative
    /* don't perform a flush for natively driven values */);
    if (this.__isNative) {
      _executeAsAnimatedBatch(this.__getNativeTag().toString(), () => NativeAnimatedAPI.setAnimatedNodeValue(this.__getNativeTag(), value));
    }
  }
  /**
   * Sets an offset that is applied on top of whatever value is set, whether via
   * `setValue`, an animation, or `Animated.event`.  Useful for compensating
   * things like the start of a pan gesture.
   *
   * See https://reactnative.dev/docs/animatedvalue#setoffset
   */
  setOffset(offset) {
    this._offset = offset;
    if (this.__isNative) {
      NativeAnimatedAPI.setAnimatedNodeOffset(this.__getNativeTag(), offset);
    }
  }
  /**
   * Merges the offset value into the base value and resets the offset to zero.
   * The final output of the value is unchanged.
   *
   * See https://reactnative.dev/docs/animatedvalue#flattenoffset
   */
  flattenOffset() {
    this._value += this._offset;
    this._offset = 0;
    if (this.__isNative) {
      NativeAnimatedAPI.flattenAnimatedNodeOffset(this.__getNativeTag());
    }
  }
  /**
   * Sets the offset value to the base value, and resets the base value to zero.
   * The final output of the value is unchanged.
   *
   * See https://reactnative.dev/docs/animatedvalue#extractoffset
   */
  extractOffset() {
    this._offset += this._value;
    this._value = 0;
    if (this.__isNative) {
      NativeAnimatedAPI.extractAnimatedNodeOffset(this.__getNativeTag());
    }
  }
  /**
   * Stops any running animation or tracking. `callback` is invoked with the
   * final value after stopping the animation, which is useful for updating
   * state to match the animation position with layout.
   *
   * See https://reactnative.dev/docs/animatedvalue#stopanimation
   */
  stopAnimation(callback) {
    this.stopTracking();
    this._animation && this._animation.stop();
    this._animation = null;
    if (callback) {
      if (this.__isNative) {
        NativeAnimatedAPI.getValue(this.__getNativeTag(), callback);
      } else {
        callback(this.__getValue());
      }
    }
  }
  /**
   * Stops any animation and resets the value to its original.
   *
   * See https://reactnative.dev/docs/animatedvalue#resetanimation
   */
  resetAnimation(callback) {
    this.stopAnimation(callback);
    this._value = this._startingValue;
    if (this.__isNative) {
      NativeAnimatedAPI.setAnimatedNodeValue(this.__getNativeTag(), this._startingValue);
    }
  }
  __onAnimatedValueUpdateReceived(value) {
    this._updateValue(value, false
    /*flush*/);
  }
  /**
   * Interpolates the value before updating the property, e.g. mapping 0-1 to
   * 0-10.
   */
  interpolate(config) {
    return new AnimatedInterpolation(this, config);
  }
  /**
   * Typically only used internally, but could be used by a custom Animation
   * class.
   *
   * See https://reactnative.dev/docs/animatedvalue#animate
   */
  animate(animation, callback) {
    let handle = null;
    if (animation.__isInteraction) {
      handle = InteractionManager.createInteractionHandle();
    }
    const previousAnimation = this._animation;
    this._animation && this._animation.stop();
    this._animation = animation;
    animation.start(this._value, value => {
      this._updateValue(value, true
      /* flush */);
    }, result => {
      this._animation = null;
      if (handle !== null) {
        InteractionManager.clearInteractionHandle(handle);
      }
      callback && callback(result);
    }, previousAnimation, this);
  }
  /**
   * Typically only used internally.
   */
  stopTracking() {
    this._tracking && this._tracking.__detach();
    this._tracking = null;
  }
  /**
   * Typically only used internally.
   */
  track(tracking) {
    this.stopTracking();
    this._tracking = tracking;
    this._tracking && this._tracking.update();
  }
  _updateValue(value, flush) {
    if (value === void 0) {
      throw new Error("AnimatedValue: Attempting to set value to undefined");
    }
    this._value = value;
    if (flush) {
      _flush(this);
    }
    super.__callListeners(this.__getValue());
  }
  __getNativeConfig() {
    return {
      type: "value",
      value: this._value,
      offset: this._offset
    };
  }
}
var AnimatedValue_default = AnimatedValue;
export { AnimatedValue, AnimatedValue_default as default };
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