您最多选择25个主题 主题必须以中文或者字母或数字开头,可以包含连字符 (-),并且长度不得超过35个字符
 
 
 
 
 
 

158 行
5.9 KiB

using System.Runtime.CompilerServices;
using Unity.UIWidgets.foundation;
using Unity.UIWidgets.ui;
using UnityEngine;
using Canvas = Unity.UIWidgets.ui.Canvas;
using Rect = Unity.UIWidgets.ui.Rect;
namespace Unity.UIWidgets.painting {
public class ContinuousRectangleBorder : ShapeBorder {
public ContinuousRectangleBorder(
BorderSide side = null,
BorderRadius borderRadius = null) {
this.side = side ?? BorderSide.none;
this.borderRadius = borderRadius ?? BorderRadius.zero;
}
public readonly BorderRadius borderRadius;
public readonly BorderSide side;
public override EdgeInsetsGeometry dimensions {
get {
return EdgeInsets.all(side.width);
}
}
public override ShapeBorder scale(float t) {
return new ContinuousRectangleBorder(
side: side.scale(t),
borderRadius: (BorderRadius) (borderRadius * t)
);
}
public override ShapeBorder lerpFrom(ShapeBorder a, float t) {
if (a is ContinuousRectangleBorder) {
return new ContinuousRectangleBorder(
side: BorderSide.lerp((a as ContinuousRectangleBorder).side, side, t),
borderRadius: BorderRadius.lerp((a as ContinuousRectangleBorder).borderRadius,
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(side, (b as ContinuousRectangleBorder).side, t),
borderRadius: BorderRadius.lerp(borderRadius,
(b as ContinuousRectangleBorder).borderRadius, t)
);
}
return base.lerpTo(b, t);
}
float _clampToShortest(RRect rrect, float value) {
return value > rrect.shortestSide ? rrect.shortestSide : value;
}
Path _getPath(RRect rrect) {
float left = rrect.left;
float right = rrect.right;
float top = rrect.top;
float bottom = rrect.bottom;
float tlRadiusX = Mathf.Max(0.0f, _clampToShortest(rrect, rrect.tlRadiusX));
float tlRadiusY = Mathf.Max(0.0f, _clampToShortest(rrect, rrect.tlRadiusY));
float trRadiusX = Mathf.Max(0.0f, _clampToShortest(rrect, rrect.trRadiusX));
float trRadiusY = Mathf.Max(0.0f, _clampToShortest(rrect, rrect.trRadiusY));
float blRadiusX = Mathf.Max(0.0f, _clampToShortest(rrect, rrect.blRadiusX));
float blRadiusY = Mathf.Max(0.0f, _clampToShortest(rrect, rrect.blRadiusY));
float brRadiusX = Mathf.Max(0.0f, _clampToShortest(rrect, rrect.brRadiusX));
float brRadiusY = Mathf.Max(0.0f, _clampToShortest(rrect, rrect.brRadiusY));
Path path = new Path();
path.moveTo(left, top + tlRadiusX);
path.cubicTo(left, top, left, top, left + tlRadiusY, top);
path.lineTo(right - trRadiusX, top);
path.cubicTo(right, top, right, top, right, top + trRadiusY);
path.lineTo(right, bottom - brRadiusX);
path.cubicTo(right, bottom, right, bottom, right - brRadiusY, bottom);
path.lineTo(left + blRadiusX, bottom);
path.cubicTo(left, bottom, left, bottom, left, bottom - blRadiusY);
path.close();
return path;
}
public override Path getInnerPath(Rect rect, TextDirection? textDirection = null) {
return _getPath(borderRadius.resolve(textDirection).toRRect(rect).deflate(side.width));
}
public override Path getOuterPath(Rect rect, TextDirection? textDirection = null) {
return _getPath(borderRadius.resolve(textDirection).toRRect(rect));
}
public override void paint(Canvas canvas, Rect rect, TextDirection? textDirection = null) {
if (rect.isEmpty) {
return;
}
switch (side.style) {
case BorderStyle.none:
break;
case BorderStyle.solid:
Path path = getOuterPath(rect, textDirection);
Paint paint = side.toPaint();
canvas.drawPath(path, paint);
break;
}
}
public bool Equals(ContinuousRectangleBorder other) {
if (ReferenceEquals(null, other)) {
return false;
}
if (ReferenceEquals(this, other)) {
return true;
}
return side == other.side && borderRadius == other.borderRadius;
}
public override bool Equals(object obj) {
if (ReferenceEquals(null, obj)) {
return false;
}
if (ReferenceEquals(this, obj)) {
return true;
}
if (obj.GetType() != GetType()) {
return false;
}
return Equals((ContinuousRectangleBorder) obj);
}
public override int GetHashCode() {
var hashCode = (side != null ? side.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (borderRadius != null ? borderRadius.GetHashCode() : 0);
return hashCode;
}
public static bool operator ==(ContinuousRectangleBorder left, ContinuousRectangleBorder right) {
return Equals(left, right);
}
public static bool operator !=(ContinuousRectangleBorder left, ContinuousRectangleBorder right) {
return !Equals(left, right);
}
public override string ToString() {
return $"{foundation_.objectRuntimeType(this, "ContinuousRectangleBorder")}({side}, {borderRadius})";
}
}
}