/// <summary>
/// Retourne un RoundedRectangle qui correspond à l'intersection des RoundedRectangle a et b et dont les
/// coins <i>rc</i> sont arrondis d'un rayon de <i>radius</i>
/// </summary>
/// <param name="a">RoundedRectangle</param>
/// <param name="b">RoundedRectangle</param>
/// <param name="rc">Coins à arrondir</param>
/// <param name="radius">Rayon de courbure des arrondis</param>
/// <returns>RoundedRectangle de l'union</returns>
public static RoundedRectangle Union(RoundedRectangle a, RoundedRectangle b, RoundedCorner rc, float radius)
{
int left = Math.Min(a.Left, b.Left);
int right = Math.Max(a.Right, b.Right);
int top = Math.Min(a.Top, b.Top);
int bottom = Math.Max(a.Bottom, b.Bottom);
return new RoundedRectangle(
left, right - left, top, bottom - top, rc, radius);
}
/// <summary>
/// Retourne <i>true</i> si ce RoundedRectangle possède une intersection avec rrect, <i>false</i> sinon
/// </summary>
/// <param name="rrect">RoundedRectangle</param>
/// <returns><i>true</i> si intersection, <i>false</i> sinon</returns>
public bool IntersectWith(RoundedRectangle rrect)
{
return ((rrect.Left < this.Right && this.Left < rrect.Right) &&
(rrect.Top < this.Bottom && this.Top < rrect.Bottom));
//if (((rect.X < (this.X + this.Width)) && (this.X < (rect.X + rect.Width))) && (rect.Y < (this.Y + this.Height)))
//{
// return (this.Y < (rect.Y + rect.Height));
//}
//return false;
}
/// <summary>
/// Retourne un RoundRectangle correspondant à l'intersection des RoundRectangles a et b
/// </summary>
/// <param name="a">RoundedRectangle</param>
/// <param name="b">RoundedRectangle</param>
/// <param name="rc">Coins à arrondir</param>
/// <param name="radius">Rayon de coubure des arrondis</param>
/// <returns></returns>
/// <remarks>Si aucune intersection n'est trouvée entre les RoundRectangles, un RoundedRectangle est retourné</remarks>
public static RoundedRectangle Intersect(RoundedRectangle a, RoundedRectangle b, RoundedCorner rc, float radius)
{
int left = Math.Max(a.Left, b.Left);
int right = Math.Min(a.Right, b.Right);
int top = Math.Max(a.Top, b.Top);
int bottom = Math.Min(a.Bottom, b.Bottom);
if (left <= right && top <= bottom)
{
return new RoundedRectangle(
left, right - left, top, bottom - top, rc, radius);
}
return Empty;
}
/// <summary>
/// Replace ce RoundedRectangle par l'intersection de celui-ci de rrect
/// </summary>
/// <param name="rrect">RoundedRectangle</param>
public void Intersect(RoundedRectangle rrect)
{
RoundedRectangle r = Intersect(rrect, this, this.roundedCorners, this.radius);
this.x = r.x;
this.y = r.y;
this.width = r.width;
this.height = r.height;
}
/// <summary>
/// Crée et retourne une copie RoundedRectangle agrandi de la taille spécifié.
/// </summary>
/// <param name="rrect">RoundedRectangle</param>
/// <param name="width">Largeur</param>
/// <param name="height">Hauteur</param>
/// <returns>Une copie du RoundedRectangle agrandie</returns>
public static RoundedRectangle Inflate(RoundedRectangle rrect, int width, int height)
{
RoundedRectangle r = rrect;
r.Inflate(width, height);
return r;
}