/// <summary>
/// Create a new capsule geometry.
/// </summary>
/// <param name="resourceCreator"> The resource - creator. </param>
/// <param name="transformer"> The ITransformer - LTRB. </param>
/// <returns> The product geometry. </returns>
public static CanvasGeometry CreateCapsule(ICanvasResourceCreator resourceCreator, ITransformerLTRB transformer)
{
Vector2 centerLeft = transformer.CenterLeft;
Vector2 centerTop = transformer.CenterTop;
Vector2 centerRight = transformer.CenterRight;
Vector2 centerBottom = transformer.CenterBottom;
// Horizontal
Vector2 horizontal = transformer.Horizontal;
float horizontalLength = horizontal.Length();
Vector2 horizontalUnit = horizontal / horizontalLength;
// Vertical
Vector2 vertical = transformer.Vertical;
float verticalLength = vertical.Length();
if (horizontalLength < verticalLength)
{
return(TransformerGeometry.CreateEllipse(resourceCreator, transformer));
}
return(TransformerGeometry.CreateCapsuleCore(resourceCreator,
verticalLength,
horizontalUnit,
centerTop,
centerLeft,
centerRight,
centerBottom,
transformer.LeftTop,
transformer.RightTop,
transformer.RightBottom,
transformer.LeftBottom
));
}
/// <summary>
/// Create a new capsule geometry.
/// </summary>
/// <param name="resourceCreator"> The resource - creator. </param>
/// <param name="transformerLTRB"> The ITransformer - LTRB. </param>
/// <param name="matrix"> The matrix. </param>
/// <returns> The product geometry. </returns>
public static CanvasGeometry CreateCapsule(ICanvasResourceCreator resourceCreator, ITransformerLTRB transformer, Matrix3x2 matrix)
{
Vector2 leftTop = Vector2.Transform(transformer.LeftTop, matrix);
Vector2 rightTop = Vector2.Transform(transformer.RightTop, matrix);
Vector2 rightBottom = Vector2.Transform(transformer.RightBottom, matrix);
Vector2 leftBottom = Vector2.Transform(transformer.LeftBottom, matrix);
Vector2 centerLeft = Vector2.Transform(transformer.CenterLeft, matrix);
Vector2 centerTop = Vector2.Transform(transformer.CenterTop, matrix);
Vector2 centerRight = Vector2.Transform(transformer.CenterRight, matrix);
Vector2 centerBottom = Vector2.Transform(transformer.CenterBottom, matrix);
// Horizontal
Vector2 horizontal = (centerRight - centerLeft);
float horizontalLength = horizontal.Length();
Vector2 horizontalUnit = horizontal / horizontalLength;
// Vertical
Vector2 vertical = (centerBottom - centerTop);
float verticalLength = vertical.Length();
if (horizontalLength < verticalLength)
{
return(TransformerGeometry.CreateEllipse(resourceCreator, transformer, matrix));
}
return(TransformerGeometry.CreateCapsuleCore(resourceCreator,
verticalLength,
horizontalUnit,
centerTop,
centerLeft,
centerRight,
centerBottom,
leftTop,
rightTop,
rightBottom,
leftBottom));
}
