1/* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16enum NodeRenderType { 17 RENDER_TYPE_DISPLAY = 0, 18 RENDER_TYPE_TEXTURE, 19} 20 21declare interface RenderOptions { 22 selfIdealSize?: Size, 23 type?: NodeRenderType, 24 surfaceId?: string 25} 26 27declare class DrawContext {} 28 29declare class __JSBaseNode__ { 30 constructor(options?: RenderOptions); 31 create(builder: (...args: Object[]) => void, params: Object): number | null; 32 createRenderNode(node: FrameNode | RenderNode): number | null; 33 finishUpdateFunc(): void; 34 postTouchEvent(touchEvent: TouchEvent): boolean; 35 dispose(): void; 36 updateStart(): void; 37 updateEnd(): void; 38 draw(drawContext: DrawContext): void; 39} 40 41class BaseNode extends __JSBaseNode__ { 42 protected instanceId_?: number; 43 protected nodePtr_: number | null; 44 constructor(uiContext: UIContext, options?: RenderOptions) { 45 super(options); 46 let instanceId: number = -1; 47 if (uiContext === undefined) { 48 throw Error('Node constructor error, param uiContext error'); 49 } else { 50 if (!(typeof uiContext === "object") || !("instanceId_" in uiContext)) { 51 throw Error( 52 'Node constructor error, param uiContext is invalid' 53 ); 54 } 55 instanceId = uiContext.instanceId_; 56 } 57 this.instanceId_ = instanceId; 58 } 59 public getInstanceId() 60 { 61 return this.instanceId_; 62 } 63} 64