/// <summary>
/// Checks if specified range is equal
/// </summary>
/// <param name="aInfo">
/// Range to be checked <see cref="IRangeClippingInformation"/>
/// </param>
/// <returns>
/// true if equal, false if not <see cref="System.Boolean"/>
/// </returns>
public bool IsEqual(IRangeClippingInformation aInfo)
{
if (aInfo == null)
{
return(false);
}
return(IsEqual(aInfo.From, aInfo.To));
}
/// <summary>
/// Returns if this clipping information contains specified index
/// </summary>
/// <param name="aInfo">
/// Clipping information to be checked with <see cref="IRangeClippingInformation"/>
/// </param>
/// <returns>
/// true if clipping information is vaid and index is inside From To range <see cref="System.Boolean"/>
/// </returns>
public bool IntersectsWith(IRangeClippingInformation aInfo)
{
if (aInfo == null)
{
return(false);
}
return(IntersectsWith(aInfo.From, aInfo.To));
}
/// <summary>
/// Returns if this clipping information contains specified index
/// </summary>
/// <param name="aInfo">
/// Clipping information to be checked with <see cref="IRangeClippingInformation"/>
/// </param>
/// <returns>
/// true if clipping information is valid and region is inside From To range <see cref="System.Boolean"/>
/// </returns>
public bool Contains(IRangeClippingInformation aInfo)
{
if (aInfo == null)
{
return(false);
}
return(Contains(aInfo.From, aInfo.To));
}
/// <summary>
/// Removes region from this buffer if they can be connected into one
/// </summary>
/// <param name="aInfo">
/// Clipping buffer to add <see cref="IRangeClippingInformation"/>
/// </param>
/// <param name="aNewBuffer">
/// Buffer being created when this one split in two <see cref="IRangeClippingInformation"/>
/// </param>
/// <returns>
/// true if clipping region can be connected, false if not <see cref="System.Boolean"/>
/// </returns>
public bool Remove(IRangeClippingInformation aInfo, out IRangeClippingInformation aNewBuffer)
{
aNewBuffer = null;
if (aInfo == null)
{
return(false);
}
return(Remove(aInfo.From, aInfo.To, out aNewBuffer));
}
/// <summary>
/// Removes region from this buffer if they can be connected into one
/// </summary>
/// <param name="aFrom">
/// Min clip parameter <see cref="System.Int32"/>
/// </param>
/// <param name="aTo">
/// Max clip parameter <see cref="System.Int32"/>
/// </param>
/// <param name="aNewBuffer">
/// Buffer being created when this one split in two <see cref="IRangeClippingInformation"/>
/// </param>
/// <returns>
/// true if clipping region can be connected, false if not <see cref="System.Boolean"/>
/// </returns>
public bool Remove(int aFrom, int aTo, out IRangeClippingInformation aNewBuffer)
{
aNewBuffer = null;
if (IsRangeValid(aFrom, aTo) == false)
{
return(false);
}
if (IsEqual(aFrom, aTo) == true)
{
from = 0;
to = -1;
Changed();
return(true);
}
if (IntersectsWith(aFrom, aTo) == false)
{
return(false);
}
if (Contains(aFrom, aTo) == true)
{
// split this range into two
int t = To;
to = aTo - 1;
aNewBuffer = new BufferClippingInformation(aTo + 1, t);
if (aNewBuffer.IsValid == false)
{
aNewBuffer = null;
}
Changed();
return(true);
}
if (aFrom < From)
{
from = aTo + 1;
}
else
{
to = aFrom - 1;
}
return(true);
}
