/// <summary>
/// Top alignment
/// </summary>
/// <param name="items">Items to align</param>
public static void AlignTop(ObservableCollection <BaseQuestionViewModel> items)
{
double minY = items[0].Top;
foreach (BaseQuestionViewModel element in items)
{
if (minY > element.Top)
{
minY = element.Top;
}
}
List <double> changes = new List <double>(items.Count);
for (int i = 0; i < items.Count; i++)
{
changes.Add(items[i].Top - minY);
items[i].Top = minY;
}
ActionTracker.TrackAlign(items.ToList(), null, changes);
}
/// <summary>
/// Right alignment
/// </summary>
/// <param name="items">Items to align</param>
public static void AlignRight(ObservableCollection <BaseQuestionViewModel> items)
{
double maxX = items[0].Left + items[0].Width;
foreach (BaseQuestionViewModel element in items)
{
if (element.Left + element.Width > maxX)
{
maxX = element.Left + element.Width;
}
}
List <double> changes = new List <double>(items.Count);
for (int i = 0; i < items.Count; i++)
{
changes.Add(items[i].Left - (maxX - items[i].Width));
items[i].Left = maxX - items[i].Width;
}
ActionTracker.TrackAlign(items.ToList(), changes, null);
}
/// <summary>
/// Left alignment
/// </summary>
/// <param name="items">Items to align</param>
public static void AlignLeft(ObservableCollection <BaseQuestionViewModel> items)
{
double minX = items[0].Left;
foreach (BaseQuestionViewModel element in items)
{
if (minX > element.Left)
{
minX = element.Left;
}
}
List <double> changes = new List <double>(items.Count);
for (int i = 0; i < items.Count; i++)
{
changes.Add(items[i].Left - minX);
items[i].Left = minX;
}
ActionTracker.TrackAlign(items.ToList(), changes, null);
}
/// <summary>
/// Bottom alignment
/// </summary>
/// <param name="items">Items to align</param>
public static void AlignBottom(ObservableCollection <BaseQuestionViewModel> items)
{
double maxY = items[0].Top + items[0].Height;
foreach (BaseQuestionViewModel element in items)
{
if (element.Top + element.Height > maxY)
{
maxY = element.Top + element.Height;
}
}
List <double> changes = new List <double>(items.Count);
for (int i = 0; i < items.Count; i++)
{
changes.Add(items[i].Top - (maxY - items[i].Height));
items[i].Top = maxY - items[i].Height;
}
ActionTracker.TrackAlign(items.ToList(), null, changes);
}
