public override void InvalidateView()
{
if (control == null)
{
return;
}
if (isWindow)
{
parentView.Invalidate();
return;
}
Rectangle clip;
// Repaint della vecchia posizione/dimensione del controllo (non necessariamente il solito controllo attualmente selezionato)
clip = getMetaControlsOuterRectangle(selectedControlOldRect.abslocation, selectedControlOldRect.size).RoundUp();
parentView.Invalidate(clip);
// Repaint della nuova posizione/dimensione del controllo
var absloc = control.GetAbsoluteLocation();
clip = getMetaControlsOuterRectangle(absloc, control.Size).RoundUp();
parentView.Invalidate(clip);
selectedControlOldRect.abslocation = absloc;
selectedControlOldRect.size = control.Size;
}
private void drawResizingMeasure(Graphics g)
{
if (control != null)
{
bool drawUp = (MeasureDirection & Direction.Up) == Direction.Up;
bool drawLeft = (MeasureDirection & Direction.Left) == Direction.Left;
bool drawDown = (MeasureDirection & Direction.Down) == Direction.Down;
bool drawRight = (MeasureDirection & Direction.Right) == Direction.Right;
var loc = control.GetAbsoluteLocation();
if (drawUp)
{
drawSingleResizingMeasure(g, loc, control.Size, Direction.Up);
}
if (drawLeft)
{
drawSingleResizingMeasure(g, loc, control.Size, Direction.Left);
}
if (drawDown)
{
drawSingleResizingMeasure(g, loc, control.Size, Direction.Down);
}
if (drawRight)
{
drawSingleResizingMeasure(g, loc, control.Size, Direction.Right);
}
}
}
/// <summary>
/// Dato un punto, determina quale resize handle è disponibile su quel punto.
/// </summary>
/// <param name="p">Punto in coordinate relative alla View</param>
/// <returns></returns>
public Direction WhatResizeHandle(PointF p)
{
SkinnableControls.SkinnableControl c = this.control;
if (c == null)
{
return(Direction.None);
}
Direction dir = Direction.None;
var loc = c.GetAbsoluteLocation();
if (loc.X + c.Size.Width - 5 <= p.X && p.X <= loc.X + c.Size.Width + 5 &&
loc.Y + c.Size.Height - 5 <= p.Y && p.Y <= loc.Y + c.Size.Height + 5)
{
dir = Direction.Right | Direction.Down;
}
else if (loc.X - 6 <= p.X && p.X <= loc.X + 5 &&
loc.Y - 6 <= p.Y && p.Y <= loc.Y + 5)
{
dir = Direction.Left | Direction.Up;
}
else if (loc.X + c.Size.Width - 5 <= p.X && p.X <= loc.X + c.Size.Width + 5 &&
loc.Y - 6 <= p.Y && p.Y <= loc.Y + 5)
{
dir = Direction.Right | Direction.Up;
}
else if (loc.X - 6 <= p.X && p.X <= loc.X + 5 &&
loc.Y + c.Size.Height - 5 <= p.Y && p.Y <= loc.Y + c.Size.Height + 5)
{
dir = Direction.Left | Direction.Down;
}
else if (loc.X + c.Size.Width - 2 <= p.X && p.X <= loc.X + c.Size.Width + 5 &&
loc.Y <= p.Y && p.Y <= loc.Y + c.Size.Height)
{
dir = Direction.Right;
}
else if (loc.Y + c.Size.Height - 2 <= p.Y && p.Y <= loc.Y + c.Size.Height + 5 &&
loc.X <= p.X && p.X <= loc.X + c.Size.Width)
{
dir = Direction.Down;
}
else if (loc.Y - 6 <= p.Y && p.Y <= loc.Y + 2 &&
loc.X <= p.X && p.X <= loc.X + c.Size.Width)
{
dir = Direction.Up;
}
else if (loc.X - 6 <= p.X && p.X <= loc.X + 2 &&
loc.Y <= p.Y && p.Y <= loc.Y + c.Size.Height)
{
dir = Direction.Left;
}
return(dir);
}
public RectangleF GetHandleRectangle()
{
var loc = control.GetAbsoluteLocation();
return(new RectangleF(loc.X + 12, loc.Y - 8, 16, 16));
}