/// <summary>
        /// Initializes a new instance of the <see cref="Paint.ColorPickerDefinition"/> class.
        /// </summary>
        /// <param name='colorPickerDefinition'> Layout of the color setter as defined within a xml file. </param>
        /// <param name='scale' iPad size scale - i.e.2 for retina and 1 for normal - allows us to multiply up the layout />
        public ColorPickerDefinition(ToolboxLayoutDefinitionPaintToolsColorPickersColorPicker colorPickerDefinition, int scale)
        {
            this.Bounds = new Rectangle(
                (int)colorPickerDefinition.Region.Location.X * scale,
                (int)colorPickerDefinition.Region.Location.Y * scale,
                colorPickerDefinition.Region.Size.Width * scale,
                colorPickerDefinition.Region.Size.Height * scale);

            this.BackgroundColor = new Color(
                colorPickerDefinition.Region.BackgroundColor.Red,
                colorPickerDefinition.Region.BackgroundColor.Green,
                colorPickerDefinition.Region.BackgroundColor.Blue);

            this.BorderColor = new Color(
                colorPickerDefinition.Region.Border.Color.Red,
                colorPickerDefinition.Region.Border.Color.Green,
                colorPickerDefinition.Region.Border.Color.Blue);

            this.BorderWidth = colorPickerDefinition.Region.Border.Width * scale;
        }
        /// <summary>
        /// Creates the color pickers.
        /// </summary>
        /// <param name='colorSelector' The colorSelector control we need to update when ever the user picks a color />
        /// <param name='layoutColorPickers' Layout information for each color picker control />
        private void CreateColorPickers(ColorSelector colorSelector, ToolboxLayoutDefinitionPaintToolsColorPickersColorPicker[] layoutColorPickers)
        {
            foreach (var layoutColorPicker in layoutColorPickers)
            {
                var colorPicker = new ColorPicker(this.GraphicsDisplay, new ColorPickerDefinition(layoutColorPicker, this.Scale));

                colorPicker.ColorSelected += (sender, e) =>
                {
                    colorSelector.Color = colorPicker.Color;
                };

                this.AddTool(colorPicker);
            }
        }