/// <summary>
/// Выравнивание фигур по по вертикали, относительно первой фигуры в списке
/// </summary>
public static void AlignVertical(this Selection selection, FigureAlignment alignment)
{
var exists = selection.Count > 1;
if (!exists)
{
return;
}
var first = selection.First();
var y = first.Transform.Matrix.Elements[5];
var h = first.GetTransformedPath().Path.GetBounds().Height;
foreach (var figure in selection)
{
var height = figure.GetTransformedPath().Path.GetBounds().Height;
var el = figure.Transform.Matrix.Elements;
switch (alignment)
{
case FigureAlignment.Near:
el[5] = y - (h - height) / 2;
break;
case FigureAlignment.Center:
el[5] = y;
break;
case FigureAlignment.Far:
el[5] = y + (h - height) / 2;
break;
}
figure.Transform.Matrix = new Matrix(el[0], el[1], el[2], el[3], el[4], el[5]);
}
}
/// <summary>
/// Выравнивание фигур по горизонтали, относительно первой фигуры в списке
/// </summary>
public static void AlignHorizontal(this Selection selection, FigureAlignment alignment)
{
var exists = selection.Count > 1;
if (!exists)
{
return;
}
var first = selection.First();
var x = first.Transform.Matrix.Elements[4];
var w = first.GetTransformedPath().Path.GetBounds().Width;
foreach (var figure in selection)
{
var width = figure.GetTransformedPath().Path.GetBounds().Width;
var el = figure.Transform.Matrix.Elements;
switch (alignment)
{
case FigureAlignment.Near:
el[4] = x - (w - width) / 2;
break;
case FigureAlignment.Center:
el[4] = x;
break;
case FigureAlignment.Far:
el[4] = x + (w - width) / 2;
break;
}
figure.Transform.Matrix = new Matrix(el[0], el[1], el[2], el[3], el[4], el[5]);
}
}
public void AlignVertical(FigureAlignment alignment)
{
OnLayerStartChanging();
_selection.AlignVertical(alignment);
_selection.PushTransformToSelectedFigures();
OnLayerChanged();
//строим маркеры
UpdateMarkers();
}
