Example of Xamarin.Forms App to get handwritten text from an image using Microsoft Cognitive Services - http://julianocustodio.com/HandwritingText

MainPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:local="clr-namespace:DemoHandwritingText"
             x:Class="DemoHandwritingText.MainPage">

    <ScrollView>
        <StackLayout>
            <StackLayout Orientation="Horizontal" 
                         HorizontalOptions="Center" 
                         VerticalOptions="Center">
                <Image x:Name="MinhaImagem" Aspect="AspectFill" HeightRequest="200" 
                       WidthRequest="400" HorizontalOptions="CenterAndExpand" />
            </StackLayout>

            <Button Clicked="TakePicture" Text="Foto"></Button>
            <Label  x:Name="Resultado" FontAttributes="Bold" FontSize="20"  
                    HorizontalOptions="CenterAndExpand"/>

        </StackLayout>
    </ScrollView>

</ContentPage>