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505 行
17 KiB

using System;
using Unity.UIWidgets.ui;
namespace Unity.UIWidgets.painting {
public class StadiumBorder : ShapeBorder, IEquatable<StadiumBorder> {
public StadiumBorder(BorderSide side = null) {
this.side = side ?? BorderSide.none;
}
public readonly BorderSide side;
public override EdgeInsets dimensions {
get { return EdgeInsets.all(this.side.width); }
}
public override ShapeBorder scale(float t) {
return new StadiumBorder(side: this.side.scale(t));
}
public override ShapeBorder lerpFrom(ShapeBorder a, float t) {
if (a is StadiumBorder stadiumBorder) {
return new StadiumBorder(side: BorderSide.lerp(stadiumBorder.side, this.side, t));
}
if (a is CircleBorder circleBorder) {
return new _StadiumToCircleBorder(
side: BorderSide.lerp(circleBorder.side, this.side, t),
circleness: 1.0f - t
);
}
if (a is RoundedRectangleBorder rectBorder) {
return new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(rectBorder.side, this.side, t),
borderRadius: rectBorder.borderRadius,
rectness: 1.0f - t
);
}
return base.lerpFrom(a, t);
}
public override ShapeBorder lerpTo(ShapeBorder b, float t) {
if (b is StadiumBorder stadiumBorder) {
return new StadiumBorder(side: BorderSide.lerp(this.side, stadiumBorder.side, t));
}
if (b is CircleBorder circleBorder) {
return new _StadiumToCircleBorder(
side: BorderSide.lerp(this.side, circleBorder.side, t),
circleness: t
);
}
if (b is RoundedRectangleBorder rectBorder) {
return new _StadiumToRoundedRectangleBorder(
side: BorderSide.lerp(this.side, rectBorder.side, t),
borderRadius: rectBorder.borderRadius,
rectness: t
);
}
return base.lerpTo(b, t);
}
public override Path getInnerPath(Rect rect) {
Radius radius = Radius.circular(rect.shortestSide / 2.0f);
var path = new Path();
path.addRRect(RRect.fromRectAndRadius(rect, radius).deflate(this.side.width));
return path;
}
public override Path getOuterPath(Rect rect) {
Radius radius = Radius.circular(rect.shortestSide / 2.0f);
var path = new Path();
path.addRRect(RRect.fromRectAndRadius(rect, radius));
return path;
}
public override void paint(Canvas canvas, Rect rect) {
switch (this.side.style) {
case BorderStyle.none:
break;
case BorderStyle.solid:
Radius radius = Radius.circular(rect.shortestSide / 2.0f);
canvas.drawRRect(
RRect.fromRectAndRadius(rect, radius).deflate(this.side.width / 2.0f),
this.side.toPaint()
);
break;
}
}
public bool Equals(StadiumBorder other) {
if (ReferenceEquals(null, other)) {
return false;
}
if (ReferenceEquals(this, other)) {
return true;
}
return Equals(this.side, other.side);
}
public override bool Equals(object obj) {
if (ReferenceEquals(null, obj)) {
return false;
}
if (ReferenceEquals(this, obj)) {
return true;
}
if (obj.GetType() != this.GetType()) {
return false;
}
return this.Equals((StadiumBorder) obj);
}
public override int GetHashCode() {
return (this.side != null ? this.side.GetHashCode() : 0);
}
public static bool operator ==(StadiumBorder left, StadiumBorder right) {
return Equals(left, right);
}
public static bool operator !=(StadiumBorder left, StadiumBorder right) {
return !Equals(left, right);
}
public override string ToString() {
return $"{this.GetType()}({this.side})";
}
}
class _StadiumToCircleBorder : ShapeBorder, IEquatable<_StadiumToCircleBorder> {
public _StadiumToCircleBorder(
BorderSide side = null,
float circleness = 0.0f
) {
this.side = BorderSide.none;
this.circleness = circleness;
}
public readonly BorderSide side;
public readonly float circleness;
public override EdgeInsets dimensions {
get { return EdgeInsets.all(this.side.width); }
}
public override ShapeBorder scale(float t) {
return new _StadiumToCircleBorder(
side: this.side.scale(t),
circleness: t
);
}
public override ShapeBorder lerpFrom(ShapeBorder a, float t) {
if (a is StadiumBorder stadiumBorder) {
return new _StadiumToCircleBorder(
side: BorderSide.lerp(stadiumBorder.side, this.side, t),
circleness: this.circleness * t
);
}
if (a is CircleBorder circleBorder) {
return new _StadiumToCircleBorder(
side: BorderSide.lerp(circleBorder.side, this.side, t),
circleness: this.circleness + (1.0f - this.circleness) * (1.0f - t)
);
}
if (a is _StadiumToCircleBorder border) {
return new _StadiumToCircleBorder(
side: BorderSide.lerp(border.side, this.side, t),
circleness: MathUtils.lerpFloat(border.circleness, this.circleness, t)
);
}
return base.lerpFrom(a, t);
}
public override ShapeBorder lerpTo(ShapeBorder b, float t) {
if (b is StadiumBorder stadiumBorder) {
return new _StadiumToCircleBorder(
side: BorderSide.lerp(this.side, stadiumBorder.side, t),
circleness: this.circleness * (1.0f - t)
);
}
if (b is CircleBorder circleBorder) {
return new _StadiumToCircleBorder(
side: BorderSide.lerp(this.side, circleBorder.side, t),
circleness: this.circleness + (1.0f - this.circleness) * t
);
}
if (b is _StadiumToCircleBorder border) {
return new _StadiumToCircleBorder(
side: BorderSide.lerp(this.side, border.side, t),
circleness: MathUtils.lerpFloat(this.circleness, border.circleness, t)
);
}
return base.lerpTo(b, t);
}
Rect _adjustRect(Rect rect) {
if (this.circleness == 0.0f || rect.width == rect.height) {
return rect;
}
if (rect.width < rect.height) {
float delta = this.circleness * (rect.height - rect.width) / 2.0f;
return Rect.fromLTRB(
rect.left,
rect.top + delta,
rect.right,
rect.bottom - delta
);
}
else {
float delta = this.circleness * (rect.width - rect.height) / 2.0f;
return Rect.fromLTRB(
(rect.left + delta),
rect.top,
(rect.right - delta),
rect.bottom
);
}
}
BorderRadius _adjustBorderRadius(Rect rect) {
return BorderRadius.circular(rect.shortestSide / 2.0f);
}
public override Path getInnerPath(Rect rect) {
var path = new Path();
path.addRRect(this._adjustBorderRadius(rect).toRRect(this._adjustRect(rect)).deflate(this.side.width));
return path;
}
public override Path getOuterPath(Rect rect) {
var path = new Path();
path.addRRect(this._adjustBorderRadius(rect).toRRect(this._adjustRect(rect)));
return path;
}
public override void paint(Canvas canvas, Rect rect) {
switch (this.side.style) {
case BorderStyle.none:
break;
case BorderStyle.solid:
float width = this.side.width;
if (width == 0.0f) {
canvas.drawRRect(this._adjustBorderRadius(rect).toRRect(this._adjustRect(rect)),
this.side.toPaint());
}
else {
RRect outer = this._adjustBorderRadius(rect).toRRect(this._adjustRect(rect));
RRect inner = outer.deflate(width);
Paint paint = new Paint {
color = this.side.color,
};
canvas.drawDRRect(outer, inner, paint);
}
break;
}
}
public bool Equals(_StadiumToCircleBorder other) {
if (ReferenceEquals(null, other)) {
return false;
}
if (ReferenceEquals(this, other)) {
return true;
}
return Equals(this.side, other.side) && this.circleness.Equals(other.circleness);
}
public override bool Equals(object obj) {
if (ReferenceEquals(null, obj)) {
return false;
}
if (ReferenceEquals(this, obj)) {
return true;
}
if (obj.GetType() != this.GetType()) {
return false;
}
return this.Equals((_StadiumToCircleBorder) obj);
}
public override int GetHashCode() {
unchecked {
return ((this.side != null ? this.side.GetHashCode() : 0) * 397) ^ this.circleness.GetHashCode();
}
}
public static bool operator ==(_StadiumToCircleBorder left, _StadiumToCircleBorder right) {
return Equals(left, right);
}
public static bool operator !=(_StadiumToCircleBorder left, _StadiumToCircleBorder right) {
return !Equals(left, right);
}
public override string ToString() {
return $"StadiumBorder($side, {this.circleness * 100:F1}% " +
"of the way to being a CircleBorder)";
}
}
class _StadiumToRoundedRectangleBorder : ShapeBorder, IEquatable<_StadiumToRoundedRectangleBorder> {
public _StadiumToRoundedRectangleBorder(
BorderSide side = null,
BorderRadius borderRadius = null,
float rectness = 0.0f
) {
this.side = side ?? BorderSide.none;
this.borderRadius = borderRadius ?? BorderRadius.zero;
this.rectness = rectness;
}
public readonly BorderSide side;
public readonly BorderRadius borderRadius;
public readonly float rectness;
public override EdgeInsets dimensions {
get { return EdgeInsets.all(this.side.width); }
}
public override ShapeBorder scale(float t) {
return new _StadiumToRoundedRectangleBorder(
side: this.side.scale(t),
borderRadius: this.borderRadius * t,
rectness: t
);
}
public override ShapeBorder lerpFrom(ShapeBorder a, float 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 + (1.0f - this.rectness) * (1.0f - 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.lerpFloat(border.rectness, this.rectness, t)
);
}
return base.lerpFrom(a, 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 Path getInnerPath(Rect rect) {
var path = new Path();
path.addRRect(this._adjustBorderRadius(rect).toRRect(rect).deflate(this.side.width));
return path;
}
public override Path getOuterPath(Rect rect) {
var path = new Path();
path.addRRect(this._adjustBorderRadius(rect).toRRect(rect));
return path;
}
public override void paint(Canvas canvas, Rect rect) {
switch (this.side.style) {
case BorderStyle.none:
break;
case BorderStyle.solid:
float width = this.side.width;
if (width == 0.0f) {
canvas.drawRRect(this._adjustBorderRadius(rect).toRRect(rect), this.side.toPaint());
}
else {
RRect outer = this._adjustBorderRadius(rect).toRRect(rect);
RRect inner = outer.deflate(width);
Paint paint = new Paint {
color = this.side.color,
};
canvas.drawDRRect(outer, inner, paint);
}
break;
}
}
public bool Equals(_StadiumToRoundedRectangleBorder other) {
if (ReferenceEquals(null, other)) {
return false;
}
if (ReferenceEquals(this, other)) {
return true;
}
return Equals(this.side, other.side) && Equals(this.borderRadius, other.borderRadius) &&
this.rectness.Equals(other.rectness);
}
public override bool Equals(object obj) {
if (ReferenceEquals(null, obj)) {
return false;
}
if (ReferenceEquals(this, obj)) {
return true;
}
if (obj.GetType() != this.GetType()) {
return false;
}
return this.Equals((_StadiumToRoundedRectangleBorder) obj);
}
public override int GetHashCode() {
unchecked {
var hashCode = (this.side != null ? this.side.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (this.borderRadius != null ? this.borderRadius.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ this.rectness.GetHashCode();
return hashCode;
}
}
public static bool operator ==(_StadiumToRoundedRectangleBorder left, _StadiumToRoundedRectangleBorder right) {
return Equals(left, right);
}
public static bool operator !=(_StadiumToRoundedRectangleBorder left, _StadiumToRoundedRectangleBorder right) {
return !Equals(left, right);
}
public override string ToString() {
return $"StadiumBorder({this.side}, {this.borderRadius}, " +
$"{this.rectness * 100:F1}% of the way to being a " +
"RoundedRectangleBorder)";
}
}
}