FanKit.Transformers

    xmlns:transformers="using:FanKit.Transformers"
    xmlns:canvas="using:Microsoft.Graphics.Canvas.UI.Xaml"

    <Page.Resources>
        <transformers:CanvasOperator x:Name="CanvasOperator" DestinationControl="{x:Bind CanvasControl}" Single_Start="CanvasOperator_Single_Start" Single_Delta="CanvasOperator_Single_Delta" Single_Complete="CanvasOperator_Single_Complete"/>
    </Page.Resources>

   <canvas:CanvasControl x:Name="CanvasControl" Draw="CanvasControl_Draw" CreateResources="CanvasControl_CreateResources"/>   
"

using FanKit.Transformers;
using Microsoft.Graphics.Canvas;
using System.Numerics;
...
    //Controller
    Transformer transformer = Transformer.Controller(this.TransformerMode, startingPoint, point, this.Layer.TransformerMatrix.OldDestination, isRatio, isCenter);

    this.Layer.TransformerMatrix.Destination = transformer;
...