public override ShapeBorder lerpTo(ShapeBorder b, float t)
{
if (b is RoundedRectangleBorder rectBorder)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(side, rectBorder.side, t),
borderRadius: BorderRadius.lerp(borderRadius, rectBorder.borderRadius, t),
circleness: circleness * (1.0f - t)
));
}
if (b is CircleBorder circleBorder)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(side, circleBorder.side, t),
borderRadius: borderRadius,
circleness: circleness + (1.0f - circleness) * t
));
}
if (b is _RoundedRectangleToCircleBorder border)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(side, border.side, t),
borderRadius: BorderRadius.lerp(borderRadius, border.borderRadius, t),
circleness: MathUtils.lerpNullableFloat(circleness, border.circleness, t)
));
}
return(base.lerpTo(b, t));
}
public override ShapeBorder lerpFrom(ShapeBorder a, float t)
{
if (a is StadiumBorder stadiumBorder)
{
return(new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(stadiumBorder.side, side, t),
borderRadius: borderRadius,
rectness: rectness * t
));
}
if (a is RoundedRectangleBorder rectBorder)
{
return(new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(rectBorder.side, side, t),
borderRadius: borderRadius,
rectness: rectness + (1.0f - rectness) * (1.0f - t)
));
}
if (a is _StadiumToRoundedRectangleBorder border)
{
return(new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(border.side, side, t),
borderRadius: BorderRadius.lerp(border.borderRadius, borderRadius, t),
rectness: MathUtils.lerpNullableFloat(border.rectness, rectness, t)
));
}
return(base.lerpFrom(a, t));
}
public override ShapeBorder lerpFrom(ShapeBorder a, double t)
{
if (a is StadiumBorder stadiumBorder)
{
return(new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(stadiumBorder.side, this.side, t),
borderRadius: this.borderRadius,
rectness: this.rectness * t
));
}
if (a is RoundedRectangleBorder rectBorder)
{
return(new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(rectBorder.side, this.side, t),
borderRadius: this.borderRadius,
rectness: this.rectness + (1.0 - this.rectness) * (1.0 - t)
));
}
if (a is _StadiumToRoundedRectangleBorder border)
{
return(new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(border.side, this.side, t),
borderRadius: BorderRadius.lerp(border.borderRadius, this.borderRadius, t),
rectness: MathUtils.lerpDouble(border.rectness, this.rectness, t)
));
}
return(base.lerpFrom(a, t));
}
public override ShapeBorder lerpFrom(ShapeBorder a, float t)
{
if (a is RoundedRectangleBorder rectBorder)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(rectBorder.side, this.side, t),
borderRadius: BorderRadius.lerp(rectBorder.borderRadius, this.borderRadius, t),
circleness: this.circleness * t
));
}
if (a is CircleBorder circleBorder)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(circleBorder.side, this.side, t),
borderRadius: this.borderRadius,
circleness: this.circleness + (1.0f - this.circleness) * (1.0f - t)
));
}
if (a is _RoundedRectangleToCircleBorder border)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(border.side, this.side, t),
borderRadius: BorderRadius.lerp(border.borderRadius, this.borderRadius, t),
circleness: MathUtils.lerpFloat(border.circleness, this.circleness, t)
));
}
return(base.lerpFrom(a, t));
}
public override ShapeBorder lerpTo(ShapeBorder b, double t)
{
if (b is RoundedRectangleBorder rectBorder)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(this.side, rectBorder.side, t),
borderRadius: BorderRadius.lerp(this.borderRadius, rectBorder.borderRadius, t),
circleness: this.circleness * (1.0 - t)
));
}
if (b is CircleBorder circleBorder)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(this.side, circleBorder.side, t),
borderRadius: this.borderRadius,
circleness: this.circleness + (1.0 - this.circleness) * t
));
}
if (b is _RoundedRectangleToCircleBorder border)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(this.side, border.side, t),
borderRadius: BorderRadius.lerp(this.borderRadius, border.borderRadius, t),
circleness: MathUtils.lerpDouble(this.circleness, border.circleness, t)
));
}
return(base.lerpTo(b, t));
}
public override ShapeBorder lerpTo(ShapeBorder b, float t)
{
if (b is StadiumBorder stadiumBorder)
{
return(new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(this.side, stadiumBorder.side, t),
borderRadius: this.borderRadius,
rectness: this.rectness * (1.0f - t)
));
}
if (b is RoundedRectangleBorder rectBorder)
{
return(new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(this.side, rectBorder.side, t),
borderRadius: this.borderRadius,
rectness: this.rectness + (1.0f - this.rectness) * t
));
}
if (b is _StadiumToRoundedRectangleBorder border)
{
return(new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(this.side, border.side, t),
borderRadius: BorderRadius.lerp(this.borderRadius, border.borderRadius, t),
rectness: MathUtils.lerpFloat(this.rectness, border.rectness, t)
));
}
return(base.lerpTo(b, t));
}
BorderRadius _adjustBorderRadius(Rect rect)
{
return(BorderRadius.lerp(
this.borderRadius,
BorderRadius.all(Radius.circular(rect.shortestSide / 2.0f)),
1.0f - this.rectness
));
}
public override ShapeBorder lerpTo(ShapeBorder b, double t)
{
if (b is BeveledRectangleBorder border)
{
return(new BeveledRectangleBorder(
side: BorderSide.lerp(this.side, border.side, t),
borderRadius: BorderRadius.lerp(this.borderRadius, border.borderRadius, t)
));
}
return(base.lerpTo(b, t));
}
BorderRadius _adjustBorderRadius(Rect rect)
{
BorderRadius resolvedRadius = this.borderRadius;
if (this.circleness == 0.0f)
{
return(resolvedRadius);
}
return(BorderRadius.lerp(resolvedRadius, BorderRadius.circular(rect.shortestSide / 2.0f), this.circleness));
}
BorderRadius _adjustBorderRadius(Rect rect, TextDirection?textDirection)
{
BorderRadius resolvedRadius = borderRadius.resolve(textDirection);
if (circleness == 0.0f)
{
return(resolvedRadius);
}
return(BorderRadius.lerp(resolvedRadius, BorderRadius.circular(rect.shortestSide / 2.0f), circleness));
}
public override ShapeBorder lerpFrom(ShapeBorder a, double t)
{
if (a is BeveledRectangleBorder border)
{
return(new BeveledRectangleBorder(
side: BorderSide.lerp(border.side, this.side, t),
borderRadius: BorderRadius.lerp(border.borderRadius, this.borderRadius, t)
));
}
return(base.lerpFrom(a, t));
}
public override ShapeBorder lerpTo(ShapeBorder b, float t)
{
if (b is ContinuousRectangleBorder)
{
return(new ContinuousRectangleBorder(
side: BorderSide.lerp(this.side, (b as ContinuousRectangleBorder).side, t),
borderRadius: BorderRadius.lerp(this.borderRadius,
(b as ContinuousRectangleBorder).borderRadius, t)
));
}
return(base.lerpTo(b, t));
}
public override ShapeBorder lerpFrom(ShapeBorder a, float t)
{
if (a is ContinuousRectangleBorder)
{
return(new ContinuousRectangleBorder(
side: BorderSide.lerp((a as ContinuousRectangleBorder).side, this.side, t),
borderRadius: BorderRadius.lerp((a as ContinuousRectangleBorder).borderRadius,
this.borderRadius, t)
));
}
return(base.lerpFrom(a, t));
}
public BoxDecoration scale(float factor)
{
return(new BoxDecoration(
color: Color.lerp(null, this.color, factor),
image: this.image,
border: Border.lerp(null, this.border, factor),
borderRadius: BorderRadius.lerp(null, this.borderRadius, factor),
boxShadow: BoxShadow.lerpList(null, this.boxShadow, factor),
gradient: this.gradient?.scale(factor),
backgroundBlendMode: this.backgroundBlendMode,
shape: this.shape
));
}
public override ShapeBorder lerpFrom(ShapeBorder a, float t)
{
if (a is RoundedRectangleBorder border)
{
return(new RoundedRectangleBorder(
side: BorderSide.lerp(border.side, side, t),
borderRadius: BorderRadius.lerp(border.borderRadius, borderRadius, t)
));
}
if (a is CircleBorder circleBorder)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(circleBorder.side, side, t),
borderRadius: borderRadius,
circleness: 1.0f - t
));
}
return(base.lerpFrom(a, t));
}
public override ShapeBorder lerpTo(ShapeBorder b, float t)
{
if (b is RoundedRectangleBorder border)
{
return(new RoundedRectangleBorder(
side: BorderSide.lerp(side, border.side, t),
borderRadius: BorderRadius.lerp(borderRadius, border.borderRadius, t)
));
}
if (b is CircleBorder circleBorder)
{
return(new _RoundedRectangleToCircleBorder(
side: BorderSide.lerp(side, circleBorder.side, t),
borderRadius: borderRadius,
circleness: t
));
}
return(base.lerpTo(b, t));
}
public static BoxDecoration lerp(BoxDecoration a, BoxDecoration b, float t)
{
if (a == null && b == null)
{
return(null);
}
if (a == null)
{
return(b.scale(t));
}
if (b == null)
{
return(a.scale(1.0f - t));
}
if (t == 0.0)
{
return(a);
}
if (t == 1.0)
{
return(b);
}
return(new BoxDecoration(
color: Color.lerp(a.color, b.color, t),
image: t < 0.5 ? a.image : b.image,
border: Border.lerp(a.border, b.border, t),
borderRadius: BorderRadius.lerp(a.borderRadius, b.borderRadius, t),
boxShadow: BoxShadow.lerpList(a.boxShadow, b.boxShadow, t),
gradient: Gradient.lerp(a.gradient, b.gradient, t),
backgroundBlendMode: t < 0.5 ? a.backgroundBlendMode : b.backgroundBlendMode,
shape: t < 0.5 ? a.shape : b.shape
));
}
