@ticnat/nativescript-image-cache/index.android.js

Plugin for caching images

import { isLoadingProperty, srcProperty, ImageCacheCommon } from './common';
import { StretchMapping as stretchMap } from './and-ts-lib/stretch-mapping';
import { Helpers as helpers } from './and-ts-lib/helpers';
import { Application, booleanConverter, Property } from '@nativescript/core';
import { getBoolean, getNumber, setBoolean, setNumber } from '@nativescript/core/application-settings';
let roundedProperty = new Property({
    name: 'rounded',
    defaultValue: false,
    valueConverter: booleanConverter,
    affectsLayout: true,
}), placeholderProperty = new Property({
    name: 'placeholder',
    defaultValue: undefined,
    valueConverter: function (v) {
        return v;
    },
    affectsLayout: true,
}), placeholderStretchProperty = new Property({
    name: 'placeholderStretch',
    defaultValue: stretchMap.get('none'),
    valueConverter: function (v) {
        return v;
    },
    affectsLayout: true,
}), stretchProperty = new Property({
    name: 'stretch',
    defaultValue: stretchMap.get('none'),
    valueConverter: function (v) {
        return v;
    },
    affectsLayout: true,
});
srcProperty.register(ImageCacheCommon);
isLoadingProperty.register(ImageCacheCommon);
roundedProperty.register(ImageCacheCommon);
placeholderStretchProperty.register(ImageCacheCommon);
stretchProperty.register(ImageCacheCommon);
placeholderProperty.register(ImageCacheCommon);
export class ImageCache extends ImageCacheCommon {
    constructor() {
        super();
    }
    // public get android(): any {
    //     return this.nativeView;
    // }
    // public set android(view) {
    //     this.nativeView = view;
    // }
    createNativeView() {
        com.facebook.drawee.backends.pipeline.Fresco.initialize(this._context);
        let simpleDraweeView = new com.facebook.drawee.view.SimpleDraweeView(this._context);
        simpleDraweeView.getHierarchy().setActualImageScaleType(com.facebook.drawee.drawable.ScalingUtils.ScaleType.CENTER);
        if (undefined !== this.stretch) {
            helpers.setNativeStretch(simpleDraweeView.getHierarchy(), this.stretch);
        }
        if (undefined !== this.rounded) {
            helpers.setRounded(simpleDraweeView.getHierarchy(), this.rounded);
        }
        if (undefined !== this.placeholder) {
            helpers.setPlaceholder(simpleDraweeView.getHierarchy(), this.placeholder, this.placeholderStretch);
        }
        return simpleDraweeView;
    }
    initNativeView() {
        if (undefined !== this.src) {
            helpers.setSource(this, this.src);
        }
    }
    [roundedProperty.getDefault]() {
        return false;
    }
    [roundedProperty.setNative](value) {
        let simpleDraweeView = this.nativeView;
        helpers.onRoundedPropertyChanged(simpleDraweeView, value);
    }
    [placeholderProperty.getDefault]() {
        return undefined;
    }
    [placeholderProperty.setNative](value) {
        let simpleDraweeView = this.nativeView;
        helpers.onPlaceholderPropertyChanged(simpleDraweeView, value, this.placeholderStretch);
    }
    [placeholderStretchProperty.getDefault]() {
        return 'none';
    }
    [placeholderStretchProperty.setNative](value) {
        let simpleDraweeView = this.nativeView;
        helpers.setPlaceholder(simpleDraweeView.getHierarchy(), this.src, value);
    }
    [stretchProperty.getDefault]() {
        return stretchMap.get('none');
    }
    [stretchProperty.setNative](value) {
        let simpleDraweeView = this.nativeView;
        helpers.onStretchPropertyChanged(simpleDraweeView, value);
    }
    [srcProperty.getDefault]() {
        return undefined;
    }
    [srcProperty.setNative](value) {
        helpers.onSrcPropertySet(this, value);
    }
    [isLoadingProperty.getDefault]() {
        return '';
    }
    [isLoadingProperty.setNative](value) {
        // do nothing
    }
}
export function setCacheLimit(numberOfDays) {
    let noOfSecondsInAMinute = 60, noOfMinutesInAHour = 60, noOfHoursInADay = 24, noOfSecondsADay = noOfSecondsInAMinute * noOfMinutesInAHour * noOfHoursInADay, noOfSecondsInDays = noOfSecondsADay * numberOfDays, currentSeconds = Math.round(new Date().getTime() / 1000), referenceTime = 0;
    if (true === getBoolean('isAppOpenedFirstTime') || undefined === getBoolean('isAppOpenedFirstTime') || null === getBoolean('isAppOpenedFirstTime')) {
        setBoolean('isAppOpenedFirstTime', false);
        com.facebook.drawee.backends.pipeline.Fresco.getImagePipeline().clearCaches();
        setNumber('cacheTimeReference', currentSeconds);
    }
    else {
        referenceTime = getNumber('cacheTimeReference');
        if (null === referenceTime || undefined === referenceTime) {
            setNumber('cacheTimeReference', currentSeconds);
        }
        else if (currentSeconds - referenceTime > noOfSecondsInDays) {
            com.facebook.drawee.backends.pipeline.Fresco.getImagePipeline().clearCaches();
            setNumber('cacheTimeReference', currentSeconds);
        }
    }
}
export function initialize() {
    com.facebook.drawee.backends.pipeline.Fresco.initialize(Application.android.context);
}
export function clearCache() {
    com.facebook.drawee.backends.pipeline.Fresco.getImagePipeline().clearCaches();
}
export function initializeOnAngular() {
    throw new Error("'initializeOnAngular' has been removed from 'nativescript-web-image-cache', see its readme for details!");
}
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