public override object CreateInstance(ITypeDescriptorContext context, IDictionary propertyValues)
{
var crn = new CornersProperty();
int.TryParse(propertyValues["All"].ToString(), out int al);
int.TryParse(propertyValues["LowerLeft"].ToString(), out int ll);
int.TryParse(propertyValues["LowerRight"].ToString(), out int lr);
int.TryParse(propertyValues["UpperLeft"].ToString(), out int ul);
int.TryParse(propertyValues["UpperRight"].ToString(), out int ur);
var oAll = ((ICornedControl)context.Instance).Corners.All;
if (oAll != al & al > -1)
{
crn.All = al;
}
else
{
crn.LowerLeft = ll;
crn.LowerRight = lr;
crn.UpperLeft = ul;
crn.UpperRight = ur;
}
return(crn);
}
public static GraphicsPath RoundPath(RectangleF baseRect, Graphics e, float inf, CornersProperty crn)
{
e.SmoothingMode = SmoothingMode.AntiAlias;
RectangleF arcRect;
var path = new GraphicsPath();
baseRect.Inflate(-inf, -inf);
if (crn.All == -1)
{
// top left arc
if (crn.UpperLeft != 0)
{
arcRect = new RectangleF(baseRect.Location,
new SizeF(crn.UpperLeft * 2, crn.UpperLeft * 2));
path.AddArc(arcRect, 180, 90);
}
else
{
path.AddLine(baseRect.X, baseRect.Y, baseRect.X, baseRect.Y);
}
// top right arc
if (crn.UpperRight != 0)
{
arcRect = new RectangleF(baseRect.Location,
new SizeF(crn.UpperRight * 2, crn.UpperRight * 2))
{
X = baseRect.Right - (crn.UpperRight * 2)
};
path.AddArc(arcRect, 270, 90);
}
else
{
path.AddLine(baseRect.X + (crn.LowerLeft), baseRect.Y, baseRect.Right - (crn.LowerLeft), baseRect.Top);
}
// bottom right arc
if (crn.LowerRight != 0)
{
arcRect = new RectangleF(baseRect.Location,
new SizeF(crn.LowerRight * 2, crn.LowerRight * 2))
{
Y = baseRect.Bottom - (crn.LowerRight * 2),
X = baseRect.Right - (crn.LowerRight * 2)
};
path.AddArc(arcRect, 0, 90);
}
else
{
path.AddLine(baseRect.Right, baseRect.Top + (crn.LowerRight), baseRect.Right, baseRect.Bottom - (crn.LowerRight));
}
// bottom left arc
if (crn.LowerLeft != 0)
{
arcRect = new RectangleF(baseRect.Location,
new SizeF(crn.LowerLeft * 2, crn.LowerLeft * 2))
{
Y = baseRect.Bottom - (crn.LowerLeft * 2)
};
path.AddArc(arcRect, 90, 90);
}
else
{
path.AddLine(baseRect.Right - (crn.LowerLeft), baseRect.Bottom, baseRect.X - (crn.LowerLeft), baseRect.Bottom);
}
path.CloseFigure();
}
else
{
if (crn.All == 0)
{
path.AddRectangle(baseRect);
}
else
{
arcRect = new RectangleF(baseRect.Location,
new SizeF(crn.All * 2, crn.All * 2));
// top left arc
path.AddArc(arcRect, 180, 90);
// top right arc
arcRect.X = baseRect.Right - (crn.All * 2);
path.AddArc(arcRect, 270, 90);
//bottom right arc
arcRect.Y = baseRect.Bottom - (crn.All * 2);
path.AddArc(arcRect, 0, 90);
// bottom left arc
arcRect.X = baseRect.Left;
path.AddArc(arcRect, 90, 90);
}
path.CloseFigure();
}
return(path);
}