/// <summary>
/// Shrink specified elements to fit.
/// </summary>
/// <param name="size">Size.</param>
/// <param name="elements">Elements.</param>
/// <param name="spacing">Spacing.</param>
/// <param name="axis">Axis to fit.</param>
protected static void ShrinkToFit(float size, List <List <LayoutElementInfo> > elements, float spacing, RectTransform.Axis axis)
{
var sizes = axis == RectTransform.Axis.Horizontal ? SizesInfo.GetWidths(elements) : SizesInfo.GetHeights(elements);
var free_space = size - sizes.TotalPreferred - ((elements.Count - 1) * spacing);
if (free_space > 0f)
{
return;
}
var per_flexible = free_space / sizes.TotalFlexible;
var minPrefLerp = 0f;
if (sizes.TotalMin != sizes.TotalPreferred)
{
minPrefLerp = Mathf.Clamp01((size - sizes.TotalMin - ((elements.Count - 1) * spacing)) / (sizes.TotalPreferred - sizes.TotalMin));
}
for (int i = 0; i < elements.Count; i++)
{
var element_size = Mathf.Lerp(sizes.Sizes[i].Min, sizes.Sizes[i].Preferred, minPrefLerp) + (per_flexible * sizes.Sizes[i].Flexible);
var row = elements[i];
for (int j = 0; j < row.Count; j++)
{
row[j].SetSize(axis, element_size);
}
}
}
/// <summary>
/// Gets the sizes info.
/// </summary>
/// <returns>The sizes info.</returns>
/// <param name="sizes">Sizes.</param>
public static SizesInfo GetSizesInfo(Size[] sizes)
{
var result = new SizesInfo()
{
Sizes = sizes
};
for (int i = 0; i < sizes.Length; i++)
{
result.TotalMin += sizes[i].Min;
result.TotalPreferred += sizes[i].Preferred;
result.TotalFlexible += sizes[i].Flexible;
}
if (result.TotalFlexible == 0f)
{
for (int i = 0; i < sizes.Length; i++)
{
sizes[i].Flexible = 1f;
}
result.TotalFlexible += sizes.Length;
}
return(result);
}
/// <summary>
/// Determines whether the specified size is equal to the current size.
/// </summary>
/// <param name="other">The size to compare with the current size.</param>
/// <returns><c>true</c> if the specified size is equal to the current size; otherwise, <c>false</c>.</returns>
public bool Equals(SizesInfo other)
{
if (TotalMin != other.TotalMin)
{
return(false);
}
if (TotalPreferred != other.TotalPreferred)
{
return(false);
}
if (TotalFlexible != other.TotalFlexible)
{
return(false);
}
return(Sizes == other.Sizes);
}