/// <summary>
/// Whether this tween handles rotation.
/// </summary>
/// <returns>A reference to this.</returns>
public Tween Rotation(RotationUnit unit = RotationUnit.Degrees)
{
behavior |= Lerper.Behavior.Rotation;
behavior |= (unit == RotationUnit.Degrees) ? Lerper.Behavior.RotationDegrees : Lerper.Behavior.RotationRadians;
return(this);
}
public Tween(object target, float duration, float delay, Tweener parent)
{
Target = target;
Duration = duration;
Delay = delay;
Remover = parent;
firstUpdate = true;
varHash = new Dictionary <string, int>();
vars = new List <EaseTargetInfo>();
lerpers = new List <Lerper>();
start = new List <object>();
end = new List <object>();
behavior = Lerper.Behavior.None;
}
private Tween(object target, float duration, float delay, Tween.TweenerImpl parent)
{
Target = target;
Duration = duration;
Delay = delay;
Parent = parent;
Remover = parent;
firstUpdate = true;
varHash = new Dictionary<string, int>();
vars = new List<GlideInfo>();
lerpers = new List<Lerper>();
start = new List<object>();
end = new List<object>();
behavior = Lerper.Behavior.None;
}
public override object Interpolate(float t, object currentValue, Lerper.Behavior behavior)
{
var x = from.X + range.X * t;
var y = from.Y + range.Y * t;
if (behavior.HasFlag(Behavior.Round))
{
x = (float)Math.Round(x);
y = (float)Math.Round(y);
}
var current = (Vector2)currentValue;
if (range.X != 0)
{
current.X = x;
}
if (range.Y != 0)
{
current.Y = y;
}
return(current);
}
/// <summary>
/// Whether tweened values should be rounded to integer values.
/// </summary>
/// <returns>A reference to this.</returns>
public Tween Round()
{
behavior |= Lerper.Behavior.Round;
return this;
}
/// <summary>
/// Whether this tween handles rotation.
/// </summary>
/// <returns>A reference to this.</returns>
public Tween Rotation(RotationUnit unit = RotationUnit.Degrees)
{
behavior |= Lerper.Behavior.Rotation;
behavior |= (unit == RotationUnit.Degrees) ? Lerper.Behavior.RotationDegrees : Lerper.Behavior.RotationRadians;
return this;
}
/// <summary>
/// Sets the tween to reverse every other time it repeats. Repeating must be enabled for this to have any effect.
/// </summary>
/// <returns>A reference to this.</returns>
public Tween Reflect()
{
behavior |= Lerper.Behavior.Reflect;
return this;
}
/// <summary>
/// Whether tweened values should be rounded to integer values.
/// </summary>
/// <returns>A reference to this.</returns>
public Tween Round()
{
behavior |= Lerper.Behavior.Round;
return(this);
}
/// <summary>
/// Sets the tween to reverse every other time it repeats. Repeating must be enabled for this to have any effect.
/// </summary>
/// <returns>A reference to this.</returns>
public Tween Reflect()
{
behavior |= Lerper.Behavior.Reflect;
return(this);
}
public override void Initialize(object fromValue, object toValue, Lerper.Behavior behavior)
{
from = (Vector2)fromValue;
to = (Vector2)toValue;
range = to - from;
}
