public BoxDecoration(
Color color = null,
DecorationImage image = null,
Border border = null,
BorderRadius borderRadius = null,
List <BoxShadow> boxShadow = null,
Gradient gradient = null,
BlendMode?backgroundBlendMode = null,
BoxShape shape = BoxShape.rectangle
)
{
D.assert(
backgroundBlendMode == null || color != null || gradient != null,
() => "backgroundBlendMode applies to BoxDecoration\'s background color or " +
"gradient, but no color or gradient was provided."
);
this.color = color;
this.image = image;
this.border = border;
this.borderRadius = borderRadius;
this.boxShadow = boxShadow;
this.gradient = gradient;
this.backgroundBlendMode = backgroundBlendMode;
this.shape = shape;
}
public ShapeDecoration(
Color color = null,
DecorationImage image = null,
Gradient gradient = null,
List <BoxShadow> shadows = null,
ShapeBorder shape = null
)
{
D.assert(!(color != null && gradient != null));
D.assert(shape != null);
this.color = color;
this.image = image;
this.gradient = gradient;
this.shadows = shadows;
this.shape = shape;
}
public BoxDecoration copyWith(
Color color = null,
DecorationImage image = null,
Border border = null,
BorderRadius borderRadius = null,
List <BoxShadow> boxShadow = null,
Gradient gradient = null,
BlendMode?backgroundBlendMode = null,
BoxShape?shape = null
)
{
return(new BoxDecoration(
color: color ?? this.color,
image: image ?? this.image,
border: border ?? this.border,
borderRadius: borderRadius ?? this.borderRadius,
boxShadow: boxShadow ?? this.boxShadow,
gradient: gradient ?? this.gradient,
backgroundBlendMode: backgroundBlendMode ?? this.backgroundBlendMode,
shape: shape ?? this.shape
));
}
internal DecorationImagePainter(DecorationImage details, VoidCallback onChanged)
{
D.assert(details != null);
_details = details;
_onChanged = onChanged;
}
