/*
* Copyright (C) 2024 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the 'License');
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an 'AS IS' BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { ImageKnifeComponent,ImageKnife,ImageKnifeOption } from '@ohos/libraryimageknife'
import { PageViewModel } from './model/PageViewModel'
@Entry
@Component
struct TestPrefetchToFileCachePage {
@State imageKnifeOption: ImageKnifeOption = {
loadSrc:$r('app.media.startIcon'),
placeholderSrc:$r('app.media.loading'),
errorholderSrc:$r('app.media.failed')
}
preload(url:string) {
ImageKnife.getInstance().preLoadCache(url)
.then((cachePath: string) => {
console.log('preload-fileCachePath==' + cachePath)
})
.catch((err: string) => {
console.error('preload-loadError==' + err)
})
}
preload1(url:string) {
ImageKnife.getInstance().preLoadCache({
loadSrc: url,
onLoadListener: {
onLoadSuccess:(pixelmap,data)=>{
console.log('preload-onLoadSuccess==' + data.type)
},
onLoadFailed:(err)=>{
console.error('preload-onLoadFailed==' + err)
}
}
})
.then((cachePath: string) => {
console.log('preload-fileCachePath==' + cachePath)
})
.catch((err: string) => {
console.error('preload-loadError==' + err)
})
}
build() {
Column() {
Button($r('app.string.Preloading_images_to_file_cache_using_URL')).margin({top:10}).onClick(()=>{
this.preload(PageViewModel.getGifMenus()[0])
})
Button($r('app.string.Preloading_images_to_file_cache_using_option')).margin({top:10}).onClick(()=>{
this.preload1(PageViewModel.getGifMenus()[0])
})
Button($r('app.string.Load_image_offline_after_preloading')).margin({top:10}).onClick(()=>{
this.imageKnifeOption.loadSrc = PageViewModel.getGifMenus()[0]
})
ImageKnifeComponent({
imageKnifeOption: this.imageKnifeOption
}).width(300).height(300).margin({top:30})
}
.height('100%') .width('100%')
}
}