/// <summary>
/// Transforms a glyph vector by a specified 3x2 matrix.
/// </summary>
/// <param name="src">The glyph vector to transform.</param>
/// <param name="matrix">The transformation matrix.</param>
/// <returns>The new <see cref="GlyphVector"/>.</returns>
public static GlyphTableEntry Transform(GlyphTableEntry src, Matrix3x2 matrix)
{
Vector2[] controlPoints = src.ControlPoints;
for (int i = 0; i < controlPoints.Length; i++)
{
controlPoints[i] = Vector2.Transform(src.ControlPoints[i], matrix);
}
return(new GlyphTableEntry(controlPoints, src.OnCurves, src.EndPoints, Bounds.Transform(src.Bounds, matrix), src.Instructions));
}
/// <summary>
/// Creates a new glyph table entry that is a deep copy of the specified instance.
/// </summary>
/// <param name="src">The source glyph table entry to copy.</param>
/// <returns>The cloned <see cref="GlyphTableEntry"/>.</returns>
public static GlyphTableEntry DeepClone(GlyphTableEntry src)
{
// Deep clone the arrays
var controlPoints = new Vector2[src.ControlPoints.Length];
src.ControlPoints.CopyTo(controlPoints.AsSpan());
bool[] onCurves = new bool[src.OnCurves.Length];
src.OnCurves.CopyTo(onCurves.AsSpan());
ushort[] endPoints = new ushort[src.EndPoints.Length];
src.EndPoints.CopyTo(endPoints.AsSpan());
// Clone bounds
Bounds sourceBounds = src.Bounds;
var newBounds = new Bounds(sourceBounds.Min.X, sourceBounds.Min.Y, sourceBounds.Max.X, sourceBounds.Max.Y);
// Instructions remain untouched.
return(new GlyphTableEntry(controlPoints, onCurves, endPoints, newBounds, src.Instructions));
}
/// <summary> /// Translates a glyph vector by a specified x and y coordinates. /// </summary> /// <param name="src">The glyph vector to translate.</param> /// <param name="dx">The x-offset.</param> /// <param name="dy">The y-offset.</param> /// <returns>The new <see cref="GlyphTableEntry"/>.</returns> public static GlyphTableEntry Translate(GlyphTableEntry src, float dx, float dy) => Transform(src, Matrix3x2.CreateTranslation(dx, dy));
/// <summary> /// Scales a glyph vector uniformly by a specified scale. /// </summary> /// <param name="src">The glyph vector to translate.</param> /// <param name="scale">The uniform scale to use.</param> /// <returns>The new <see cref="GlyphTableEntry"/>.</returns> public static GlyphTableEntry Scale(GlyphTableEntry src, float scale) => Transform(src, Matrix3x2.CreateScale(scale));
