Google Fonts Online

MainApplication.java

package com.example.android.downloadablefonts;

import android.app.Application;
import android.graphics.Typeface;
import android.os.Handler;
import android.os.HandlerThread;
import android.support.v4.provider.FontRequest;
import android.support.v4.provider.FontsContractCompat;
import android.util.Log;
import android.widget.Toast;

public class MainApplication extends Application {
    Typeface regular, bold;

    @Override
    public void onCreate() {
        super.onCreate();
        requestDownload("Montserrat");
        requestBoldDownload("Montserrat");
    }

    private void requestDownload(String familyName) {
        QueryBuilder queryBuilder = new QueryBuilder(familyName)
                .withWidth(1)
                .withWeight(500)
                .withItalic(0)
                .withBestEffort(true);
        String query = queryBuilder.build();

        Log.d("TAG", "Requesting a font. Query: " + query);
        FontRequest request = new FontRequest(
                "com.google.android.gms.fonts",
                "com.google.android.gms",
                query,
                R.array.com_google_android_gms_fonts_certs);


        FontsContractCompat.FontRequestCallback callback = new FontsContractCompat
                .FontRequestCallback() {
            @Override
            public void onTypefaceRetrieved(Typeface typeface) {
                Log.i("TAG", "onTypefaceRetrieved:1 ");
                regular = typeface;
            }

            @Override
            public void onTypefaceRequestFailed(int reason) {
                Toast.makeText(MainApplication.this,
                        getString(R.string.request_failed, reason), Toast.LENGTH_LONG)
                        .show();

            }
        };
        FontsContractCompat
                .requestFont(MainApplication.this, request, callback,
                        getHandlerThreadHandler());
    }

    private void requestBoldDownload(String familyName) {
        QueryBuilder queryBuilder = new QueryBuilder(familyName)
                .withWidth(1)
                .withWeight(999)
                .withItalic(0)
                .withBestEffort(true);
        String query = queryBuilder.build();

        Log.d("TAG", "Requesting a font. Query: " + query);
        FontRequest request = new FontRequest(
                "com.google.android.gms.fonts",
                "com.google.android.gms",
                query,
                R.array.com_google_android_gms_fonts_certs);


        FontsContractCompat.FontRequestCallback callback = new FontsContractCompat
                .FontRequestCallback() {
            @Override
            public void onTypefaceRetrieved(Typeface typeface) {
                Log.i("TAG", "onTypefaceRetrieved:2 ");
                bold = typeface;
            }

            @Override
            public void onTypefaceRequestFailed(int reason) {
                Toast.makeText(MainApplication.this,
                        getString(R.string.request_failed, reason), Toast.LENGTH_LONG)
                        .show();

            }
        };
        FontsContractCompat
                .requestFont(MainApplication.this, request, callback,
                        getHandlerThreadHandler());
    }

    private Handler mHandler = null;

    private Handler getHandlerThreadHandler() {
        if (mHandler == null) {
            HandlerThread handlerThread = new HandlerThread("fonts");
            handlerThread.start();
            mHandler = new Handler(handlerThread.getLooper());
        }
        return mHandler;
    }
}