@shopify/react-native-skia/lib/module/dom/nodes/Node.js

High-performance React Native Graphics using Skia

function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
export class JsiNode {
  constructor(ctx, type, props) {
    this.type = type;
    this.props = props;
    _defineProperty(this, "_children", []);
    _defineProperty(this, "Skia", void 0);
    this.Skia = ctx.Skia;
  }
  setProps(props) {
    this.props = props;
  }
  setProp(name, v) {
    const hasChanged = this.props[name] !== v;
    this.props[name] = v;
    return hasChanged;
  }
  getProps() {
    return this.props;
  }
  children() {
    return this._children;
  }
  addChild(child) {
    this.removeChild(child);
    this._children.push(child);
  }
  dispose() {
    this._children.forEach(child => child.dispose());
  }
  removeChild(child) {
    const index = this._children.indexOf(child);
    if (index !== -1) {
      const [node] = this._children.splice(index, 1);
      node.dispose();
    }
  }
  insertChildBefore(child, before) {
    const index = this._children.indexOf(child);
    if (index !== -1) {
      this._children.splice(index, 1);
    }
    const beforeIndex = this._children.indexOf(before);
    this._children.splice(beforeIndex, 0, child);
  }
}
export class JsiDeclarationNode extends JsiNode {
  constructor(ctx, declarationType, type, props) {
    super(ctx, type, props);
    this.declarationType = declarationType;
    _defineProperty(this, "invalidate", () => {});
  }
  decorateChildren(ctx) {
    this.children().forEach(child => {
      if (child instanceof JsiDeclarationNode) {
        child.decorate(ctx);
      }
    });
  }
  addChild(child) {
    if (!(child instanceof JsiDeclarationNode)) {
      throw new Error(`Cannot add child of type ${child.type} to ${this.type}`);
    }
    super.addChild(child);
    this.invalidate();
  }
  insertChildBefore(child, before) {
    if (!(child instanceof JsiDeclarationNode)) {
      throw new Error(`Cannot add child of type ${child.type} to ${this.type}`);
    }
    super.insertChildBefore(child, before);
    this.invalidate();
  }
  dispose() {
    this.invalidate();
    super.dispose();
  }
  setInvalidate(invalidate) {
    this.invalidate = invalidate;
  }
  setProps(props) {
    super.setProps(props);
    this.invalidate();
  }
  setProp(name, v) {
    const hasChanged = super.setProp(name, v);
    if (hasChanged) {
      this.invalidate();
    }
    return hasChanged;
  }
}
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