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修复二叉树指针回指上层结点问题

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This commit is contained in:
cjc 2022-02-23 19:59:43 +08:00
parent 3835b9b910
commit 069cfd6597
2 changed files with 301 additions and 198 deletions
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17
demoV2/Layouter/BinaryTree.js
View File

@ -1,5 +1,3 @@
SV.registerLayout('BinaryTree', {
defineOptions() {
return {
@ -71,6 +69,11 @@ SV.registerLayout('BinaryTree', {
height = bound.height,
group = new Group(node);
if (node.visited) {
return;
}
if (parent) {
node.set('y', parent.get('y') + layoutOptions.yInterval + height);
@ -85,6 +88,8 @@ SV.registerLayout('BinaryTree', {
}
}
node.visited = true;
if (node.child && (node.child[0] || node.child[1])) {
let leftChild = node.child[0],
rightChild = node.child[1],
@ -124,6 +129,7 @@ SV.registerLayout('BinaryTree', {
*/
layout(elements, layoutOptions) {
let root = elements[0];
let visited = new Group();
this.layoutItem(root, null, -1, layoutOptions);
}
});
@ -132,8 +138,7 @@ SV.registerLayout('BinaryTree', {
[
{
[{
"id": 6385328,
"data": "",
"external": [
@ -142,6 +147,4 @@ SV.registerLayout('BinaryTree', {
"root": true,
"after": null,
"next": null
}
]
}]

174
demoV2/demo2.html
View File

@ -1,5 +1,6 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
@ -93,47 +94,145 @@
},
});
let data = [
{
LinkStack0: {
data: [
{
id: '0x616eb0',
data: '',
next: '0x616ed0',
headExternal: ['ls'],
type: 'default',
},
{
id: '0x616ed0',
data: 'f',
external: ['p'],
next: '0x616ef0',
type: 'default',
},
{
id: '0x616ef0',
data: 'g',
external: ['p1'],
next: null,
type: 'default',
},
let data = [{
"BinaryTree0": {
"data": [{
"external": [
"T1"
],
layouter: 'LinkStack',
},
LinkStack1: {
data: [
{
id: '0x616f10',
data: '',
next: 'LinkStack0#0x616ef0',
headExternal: ['ls1'],
type: 'default',
},
"child": [
"0x617ee0",
"0x617f10"
],
layouter: 'LinkStack',
"id": "0x617eb0",
"name": "T1",
"data": "Z",
"root": true,
"type": "default"
}, {
"child": [
"0x0",
"0x0"
],
"id": "0x617ee0",
"name": "T1->lchild",
"data": "A",
"type": "default"
}, {
"child": [
"0x0",
"0x0"
],
"id": "0x617f10",
"name": "T1->rchild",
"data": "B",
"type": "default",
"external": [
"r",
"t"
]
}],
"layouter": "BinaryTree"
},
"BinaryTree3": {
"data": [{
"external": [
"T2",
"r2"
],
"child": [
"0x617f70",
"0x0"
],
"id": "0x617f40",
"name": "T2",
"data": "Z",
"root": true,
"type": "default"
}, {
"child": [
"0x0",
"0x0"
],
"id": "0x617f70",
"name": "T2->lchild",
"data": "D",
"type": "default",
"external": [
"t2"
]
}],
"layouter": "BinaryTree"
}
}, {
"BinaryTree0": {
"data": [{
"external": [
"T1"
],
"child": [
"0x617ee0",
"0x617f10"
],
"id": "0x617eb0",
"name": "T1",
"data": "Z",
"root": true,
"type": "default"
}, {
"child": [
"0x0",
"0x0"
],
"id": "0x617ee0",
"name": "T1->lchild",
"data": "A",
"type": "default"
}, {
"child": [
"0x0",
"0x617eb0"
],
"id": "0x617f10",
"name": "T1->rchild",
"data": "B",
"type": "default"
}],
"layouter": "BinaryTree"
},
"BinaryTree3": {
"data": [{
"external": [
"T2",
"r2"
],
"child": [
"0x617f70",
"0x0"
],
"id": "0x617f40",
"name": "T2",
"data": "Z",
"root": true,
"type": "default"
}, {
"child": [
"0x0",
"0x0"
],
"id": "0x617f70",
"name": "T2->lchild",
"data": "D",
"type": "default",
"external": [
"t2"
]
}],
"layouter": "BinaryTree"
}
}
];
let dataIndex = 0,
@ -190,4 +289,5 @@
});
</script>
</body>
</html>