com.unity.uiwidgets/com.unity.uiwidgets/Runtime/rendering/box.mixin.gen.cs

/*
    WARNING!!!: GENERATED BY CODE, DO NOT CHANGE !!!!!!
    A file with the suffix .gen.cs is automatically generate from its corresponding template file with suffix .njk using nunjucks.
    If you want to update this file, please edit the corresponding .njk file first and execute the following cmd at the Scripts folder:
    "node uiwidgets-cli.js codegen"
*/


using System;
using System.Collections.Generic;
using UnityEngine;
using Unity.UIWidgets.gestures;
using Unity.UIWidgets.foundation;
using Unity.UIWidgets.ui;

namespace Unity.UIWidgets.rendering {

 
    public abstract class
        RenderBoxContainerDefaultsMixinContainerRenderObjectMixinRenderBox<ChildType, ParentDataType>
        : ContainerRenderObjectMixinRenderBox<ChildType, ParentDataType>
        where ChildType : RenderBox
        where ParentDataType : ContainerParentDataMixinBoxParentData<ChildType> {
        
        public float? defaultComputeDistanceToFirstActualBaseline(TextBaseline baseline) {
            var child = firstChild;
            while (child != null) {
                var childParentData = (ParentDataType) child.parentData;
                float? result = child.getDistanceToActualBaseline(baseline);
                if (result != null) {
                    return result.Value + childParentData.offset.dy;
                }

                child = childParentData.nextSibling;
            }

            return null;
        }

        public float? defaultComputeDistanceToHighestActualBaseline(TextBaseline baseline) {
            float? result = null;
            var child = firstChild;
            while (child != null) {
                var childParentData = (ParentDataType) child.parentData;
                float? candidate = child.getDistanceToActualBaseline(baseline);
                if (candidate != null) {
                    candidate += childParentData.offset.dy;
                    if (result != null) {
                        result = Mathf.Min(result.Value, candidate.Value);
                    } else {
                        result = candidate;
                    }
                }

                child = childParentData.nextSibling;
            }

            return result;
        }

        public void defaultPaint(PaintingContext context, Offset offset) {
            var child = firstChild;
            while (child != null) {
                var childParentData = (ParentDataType) child.parentData;
                context.paintChild(child, childParentData.offset + offset);
                child = childParentData.nextSibling;
            }
        }


       public bool defaultHitTestChildren(BoxHitTestResult result, Offset position) {
            ChildType child = lastChild;
            while (child != null) {
                ParentDataType childParentData = child.parentData as ParentDataType;
                bool isHit = result.addWithPaintOffset(
                    offset: childParentData.offset,
                    position: position,
                    hitTest: (BoxHitTestResult boxHitTestResult, Offset transformed) => {
                    D.assert(transformed == position - childParentData.offset);
                    return child.hitTest(boxHitTestResult, position: transformed);
                }
                );
                if (isHit) 
                    return true;
                child = childParentData.previousSibling;

            }
            return false;
        }

        public List<ChildType> getChildrenAsList() {
            var result = new List<ChildType>();
            var child = firstChild;
            while (child != null) {
                var childParentData = (ParentDataType) child.parentData;
                result.Add(child);
                child = childParentData.nextSibling;
            }

            return result;
        }
    }


}