@visactor/vrender-core/es/graphic/shadow-root.js

## Description

import { Group } from "./group";

export class ShadowRoot extends Group {
    constructor(graphic) {
        super({
            x: 0,
            y: 0
        }), this.type = "shadowroot", this.shadowHost = graphic;
    }
    clearUpdateBoundTag() {
        super.clearUpdateBoundTag(), this.shadowHost && this.shadowHost.clearUpdateBoundTag();
    }
    addUpdateBoundTag() {
        super.addUpdateBoundTag(), this.shadowHost && this.shadowHost.addUpdateBoundTag();
    }
    addUpdateShapeAndBoundsTag() {
        super.addUpdateShapeAndBoundsTag(), this.shadowHost && this.shadowHost.addUpdateBoundTag();
    }
    tryUpdateGlobalTransMatrix(clearTag = !0) {
        if (this.shouldUpdateGlobalMatrix()) {
            const m = this.transMatrix;
            this._globalTransMatrix ? this._globalTransMatrix.setValue(m.a, m.b, m.c, m.d, m.e, m.f) : this._globalTransMatrix = m.clone(), 
            this.doUpdateGlobalMatrix(), clearTag && this.clearUpdateGlobalPositionTag();
        }
        return this._globalTransMatrix;
    }
    doUpdateGlobalMatrix() {
        if (this.shadowHost) {
            const parentMatrix = this.shadowHost.globalTransMatrix;
            this._globalTransMatrix.multiply(parentMatrix.a, parentMatrix.b, parentMatrix.c, parentMatrix.d, parentMatrix.e, parentMatrix.f);
        }
    }
    tryUpdateGlobalAABBBounds() {
        return this._globalAABBBounds ? this._globalAABBBounds.setValue(this._AABBBounds.x1, this._AABBBounds.y1, this._AABBBounds.x2, this._AABBBounds.y2) : this._globalAABBBounds = this._AABBBounds.clone(), 
        this.shadowHost && this._globalAABBBounds.transformWithMatrix(this.shadowHost.globalTransMatrix), 
        this._globalAABBBounds;
    }
}

export function createShadowRoot(graphic) {
    return new ShadowRoot(graphic);
}
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