@shopify/react-native-skia/lib/commonjs/dom/nodes/DrawingNode.js

High-performance React Native Graphics using Skia

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.JsiDrawingNode = void 0;

var _Node = require("./Node");

var _PaintNode = require("./PaintNode");

var _RenderNode = require("./RenderNode");

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

class JsiDrawingNode extends _RenderNode.JsiRenderNode {
  constructor(ctx, type, props) {
    super(ctx, type, props);

    _defineProperty(this, "derived", void 0);

    this.derived = this.deriveProps();
  }

  setProps(props) {
    super.setProps(props);
    this.derived = this.deriveProps();
  }

  setProp(name, value) {
    const hasChanged = super.setProp(name, value);

    if (hasChanged) {
      this.derived = this.deriveProps();
    }

    return hasChanged;
  }

  addChild(child) {
    if (!(child instanceof _Node.JsiDeclarationNode)) {
      throw new Error(`Cannot add ${child.type} to ${this.type}`);
    }

    super.addChild(child);
    this.derived = this.deriveProps();
  }

  insertChildBefore(child, before) {
    if (!(child instanceof _Node.JsiDeclarationNode)) {
      throw new Error(`Cannot add ${child.type} to ${this.type}`);
    }

    super.insertChildBefore(child, before);
    this.derived = this.deriveProps();
  }

  renderNode(ctx) {
    if (this.props.paint) {
      this.draw({ ...ctx,
        paint: this.props.paint
      });
    } else {
      this.draw(ctx);
    }

    this.children().map(child => {
      if (child instanceof _PaintNode.PaintNode) {
        const declCtx = ctx.declarationCtx;
        declCtx.save();
        child.decorate(declCtx);
        const paint = declCtx.paints.pop();
        declCtx.restore();
        this.draw({ ...ctx,
          paint
        });
      }
    });
  }

}

exports.JsiDrawingNode = JsiDrawingNode;
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