import { ConstructorProps, ContextManager, Observable } from '@zcomponent/core';
import * as THREE from 'three';
import { Material } from './Material';
import { NormalMapType } from './MeshStandardMaterial';
/**
 * A material implementing toon shading.
 *
 * Root element: [THREE.MeshToonMaterial](https://threejs.org/docs/index.html#api/en/materials/MeshToonMaterial)
 *
 * @zcomponent
 * @zgroup Materials
 * @zicon material
 * @ztag three/Material/Mesh/MeshToonMaterial
 * @zparents three/Object3D/Mesh/**
 * @zparents three/Object3D/Group/**
 * @zparents three/MaterialHost/**
 */
export declare class MeshToonMaterial extends Material {
    element: THREE.MeshToonMaterial;
    /**
     * Constructs a new mesh toon material.
     * @param contextManager - Context manager.
     * @param props - Properties.
     */
    constructor(contextManager: ContextManager, props: ConstructorProps);
    /**
     * Color of the material, by default set to white.
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @ztype color-norm-rgb-linear
     * @zdefault [1, 1, 1]
     */
    color: Observable<[number, number, number], never>;
    /**
     * Intensity of the ambient occlusion effect. Default is 1. Zero is no occlusion effect.
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @zdefault 1
     */
    aoMapIntensity: Observable<number, never>;
    /**
     * How much the bump map affects the material. Typical ranges are 0-1. Default is 1.
     *
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @ztype proportion
     * @zdefault 1
     */
    bumpScale: Observable<number, never>;
    /**
     * How much the displacement map affects the mesh (where black is no displacement, and white is maximum displacement).
     *
     * Without a displacement map set, this value is not applied.
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @zdefault 1
     */
    displacementScale: Observable<number, never>;
    /**
     * The offset of the displacement map's values on the mesh's vertices.
     *
     * Without a displacement map set, this value is not applied.
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @ztype proportion
     * @zdefault 0
     */
    displacementBias: Observable<number, never>;
    /**
     * Emissive (light) color of the material, essentially a solid color unaffected by other lighting.
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @ztype color-norm-rgb-linear
     * @zdefault [0, 0, 0]
     */
    emissive: Observable<[number, number, number], never>;
    /**
     * Intensity of the emissive light. Modulates the emissive color.
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @zdefault 1
     */
    emissiveIntensity: Observable<number, never>;
    /**
     * Whether the material is affected by fog.
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @zdefault true
     */
    fog: Observable<boolean, never>;
    /**
     * Intensity of the baked light.
     *  @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @zdefault 1
     */
    lightMapIntensity: Observable<number, never>;
    /**
     * The type of normal map.
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @zdefault TangentSpaceNormalMap
     */
    normalMapType: Observable<NormalMapType, never>;
    /**
     * How much the normal map affects the material.
     * Typical ranges are 0-1.
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @zdefault [1, 1]
     */
    normalScale: Observable<[number, number], never>;
    /**
     * Render geometry as wireframe (i.e. render as flat polygons).
     * @zprop
     * @zgroup MeshToonMaterial
     * @zgrouppriority 20
     * @zdefault false
     */
    wireframe: Observable<boolean, never>;
}