Aspose.Slides for .NET 20.8 Release Notes

using (Presentation pres = new Presentation())
{
    IChart chart = pres.Slides[0].Shapes.AddChart(ChartType.ClusteredColumn, 10, 10, 400, 300);
    string result = chart.ChartData.GetRange();
}

public enum LineSketchType
{
    /// <summary>
    /// Specifies that a shape Sketch effect is undefined. 
    /// </summary>
    NotDefined = -1,
    /// <summary>
    /// Specifies that a shape has no Sketch effect. This is equivalent to this property being empty.
    /// </summary>
    None = 0,
    /// <summary>
    /// Specifies that a shape has the Curved effect, which turns each edge of the shape into one big gentle curve.
    /// </summary>
    Curved = 1,
    /// <summary>
    /// Specifies that a shape has the Freehand effect, which most closely resembles an imperfectly drawn line.
    /// </summary>
    Freehand = 2,
    /// <summary>
    /// Specifies that a shape has the Scribble effect, which has exaggerated oscillation as if drawn purposely messy.
    /// </summary>
    Scribble = 3
}

/// <summary>
/// Represents properties for lines sketch format.
/// </summary>
public interface ISketchFormat
{
    /// <summary>
    /// Returns or sets the sketch type.
    /// Read/write <see cref="Slides.LineSketchType"/>.
    /// </summary>
    LineSketchType SketchType { get; set; }
}

/// <summary>
/// Returns the sketch format of a line.
/// Read-only <see cref="ISketchFormat"/>.
/// </summary>
ISketchFormat SketchFormat { get; }

using (Presentation pres = new Presentation())
{
    IAutoShape shape = pres.Slides[0].Shapes.AddAutoShape(ShapeType.Rectangle, 20, 20, 300, 150);
    shape.FillFormat.FillType = FillType.NoFill;

    // Transform shape to sketch of a freehand style
    shape.LineFormat.SketchFormat.SketchType = LineSketchType.Freehand;
    
    pres.Save("sketch.pptx", SaveFormat.Pptx);
}