nativescript-gif/gif.android.js

NativeScript plugin to use .gifs

import { Http, knownFolders } from '@nativescript/core';
import { GifCommon, headersProperty, srcProperty } from './gif.common';
export class Gif extends GifCommon {
    constructor() {
        super();
        this._headers = null;
        this._src = null;
    }
    createNativeView() {
        this.nativeView = new pl.droidsonroids.gif.GifImageView(this._context);
        return this.nativeView;
    }
    stop() {
        if (this._drawable) {
            this._drawable.stop();
        }
    }
    start() {
        if (this._drawable) {
            this._drawable.start();
        }
    }
    isPlaying() {
        if (this._drawable) {
            const isPlaying = this._drawable.isRunning();
            return isPlaying;
        }
        else {
            return false;
        }
    }
    getFrameCount() {
        let frames;
        if (this._drawable) {
            frames = this._drawable.getNumberOfFrames();
        }
        return frames;
    }
    reset() {
        this._drawable.reset();
    }
    getDuration() {
        if (this._drawable) {
            const duration = this._drawable.getDuration();
            return duration;
        }
        else {
            return 0;
        }
    }
    setSpeed(factor) {
        if (this._drawable) {
            this._drawable.setSpeed(factor);
        }
    }
    recycle() {
        if (this._drawable) {
            this._drawable.recycle();
        }
    }
    [headersProperty.setNative](value) {
        this._setHeader(value ? value : null);
    }
    [srcProperty.setNative](value) {
        this._setSrcProperty(value);
    }
    _setSrcProperty(value) {
        if (value) {
            value = value.trim();
            let isUrl = false;
            if (value.indexOf('://') !== -1) {
                if (value.indexOf('res://') === -1) {
                    isUrl = true;
                }
            }
            this._src = value;
            if (!isUrl) {
                const currentPath = knownFolders.currentApp().path;
                if (value[1] === '/' && (value[0] === '.' || value[0] === '~')) {
                    value = value.substr(2);
                }
                if (value[0] !== '/') {
                    value = currentPath + '/' + value;
                }
                this._drawable = new pl.droidsonroids.gif.GifDrawable(value);
                this.nativeView.setImageDrawable(this._drawable);
            }
            else {
                const requestOptions = { url: value, method: 'GET' };
                if (this._headers !== null) {
                    requestOptions.headers = this._headers;
                }
                Http.request(requestOptions).then((r) => {
                    if (r.statusCode === 200) {
                        this._drawable = new pl.droidsonroids.gif.GifDrawable(r.content.raw.toByteArray());
                        this.nativeView.setImageDrawable(this._drawable);
                    }
                    else {
                        console.log('error getting image: ' + r.statusCode);
                    }
                }, (err) => {
                    console.log(err);
                });
            }
        }
        else {
            console.log('No src property set for the Gif.');
        }
    }
    _setHeader(headers) {
        if (headers) {
            this._headers = headers;
            if (this._src && this._src.length > 0) {
                this._setSrcProperty(this._src);
            }
        }
        else {
            this._headers = null;
        }
    }
}
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