/// <summary>
/// If the point is outside the rectangle specified by the two arguments,
/// it will be moved horizontally and/or vertically until it falls
/// inside the rectangle.
/// </summary>
/// <param name="topLeft">Minimum values acceptable for X and Y</param>
/// <param name="bottomRight">Maximum values acceptable for X and Y</param>
///
public void constrainTo(Point topLeft, Point bottomRight)
{
if (x < topLeft.x)
x = topLeft.x;
if (y < topLeft.y)
y = topLeft.y;
if (x > bottomRight.x)
x = bottomRight.x;
if (y > bottomRight.y)
y = bottomRight.y;
}
public Point add(Point rhs)
{
return new Point(x+rhs.x, y+rhs.y);
}
public void addToThis(Point p)
{
x += p.x;
y += p.y;
}
public Point subtract(Point rhs)
{
return new Point(x-rhs.x, y-rhs.y);
}
public void subtractFromThis(Point p)
{
x -= p.x;
y -= p.y;
}
public Rect(Point leftTop, Point rightBottom)
{
set(leftTop.x, leftTop.y, rightBottom.x, rightBottom.y);
}
public bool contains(Point p)
{
return ((p.x >= left)&&(p.x <= right)&&(p.y >= top)&&(p.y <= bottom));
}
public void setRightBottom(Point p)
{
right = p.x; bottom = p.y;
}
public void setRightTop(Point p)
{
right = p.x; top = p.y;
}
public void setLeftTop(Point p)
{
left = p.x; top = p.y;
}
public void setLeftBottom(Point p)
{
left = p.x; bottom = p.y;
}
/// <summary>
/// Translates the rectangle so that its top left corner is at the
/// point specified.
/// </summary>
public void offsetTo(Point p)
{
offsetTo(p.x, p.y);
}
/// <summary>
/// Translates the rectangle by the amount specified in both the x and y
/// dimensions
/// </summary>
public void offsetBy(Point p)
{
offsetBy(p.x, p.y);
}
/// <summary>
/// Makes the rectangle smaller by the amount specified in both
/// the x and y dimensions
/// </summary>
public void insetBy(Point p)
{
insetBy(p.x, p.y);
}