1/** 2 * Copyright (c) 2022 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 */ 15import router from '@system.router'; 16import prompt from '@ohos.prompt'; 17 18@Entry 19@Component 20struct PinchTest { 21 @State myscale: number = 1 22 23 build() { 24 Column() { 25 Image($r('app.media.test')) 26 .objectFit(ImageFit.Auto) 27 .width('50%') 28 .key('test_pict') 29 .scale({ x: this.myscale, y: this.myscale, z: this.myscale }) 30 .gesture( 31 PinchGesture() 32 .onActionStart((event: GestureEvent) => { 33 console.info('Pinch start') 34 }) 35 .onActionUpdate((event: GestureEvent) => { 36 this.myscale = event.scale 37 }) 38 .onActionEnd(() => { 39 console.info('Pinch end') 40 }) 41 ) 42 } 43 .width('100%') 44 .height('100%') 45 } 46}