Nativescript Image Cache

Nativescript image caching plugin using Fresco for Android and SDWebImageCache for iOS

Installation

tns plugin add nativescript-image-cache

Support NativeScript ~3.0.0 with Angular

Properties

Property Name	Value	Platform
stretch	aspectFill, aspectFit, fill, none	ios,android
src	string	ios,android
placeholder	string	ios,android
placeholderStretch	aspectFill, aspectFit, fill, none	android
radius	number	android
rounded	boolean	android

Basic Usage

Nativescript Angular

Initialization

import { initializeOnAngular } from 'nativescript-image-cache';

export class AppComponent {
    constructor () {
        initializeOnAngular();
    }
}

Example usage:

<NSImage #myImage stretch="aspectFill" radius="20" src="res://logo">
</NSImage>

Nativescript Vanilla

Initialization (android only)

const imageCache = require('nativescript-image-cache');

if (application.android) {
    application.on('launch', () => {
        imageCache.initialize();
    });
}

Example usage:

<Page xmlns:IC="nativescript-image-cache">
    <GridLayout rows='*' columns='*'> 
        <IC:NSImage stretch="fill" row="0"
            col="0" placeholder="res://placeholder" 
            src="res://logo">
            </IC:NSImage>  
    </GridLayout>
</Page>

Caching Image

Default cache purge time can be specified in number of days.

import { setCacheLimit } from 'nativescript-image-cache';

const cacheLimitInDays : number = 7;
setCacheLimit(cacheLimitInDays);

Clearing Cache

Default cache time for SDWebImageCache is 7 days, and for Fresco is 60 days.

import { clearCache } from 'nativescript-image-cache';

clearCache();

(Android Only), you need to initialize in the application onlaunch event before clearing the cache

Credits

The starting point for this plugin was this great plugin.