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fix: bug 修复

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黎智洲
2022-03-01 01:32:28 +08:00
parent 97749ec35e
commit 2a09ca6be1
9 changed files with 1090 additions and 1140 deletions
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demoV2/Layouter/BinaryTree.js
+132 -136
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@@ -1,149 +1,145 @@
SV.registerLayout('BinaryTree', {
defineOptions() {
return {
element: {
default: {
type: 'binary-tree-node',
size: [60, 30],
label: '[data]',
style: {
fill: '#b83b5e',
stroke: "#333",
cursor: 'pointer'
}
}
},
link: {
child: {
type: 'line',
sourceAnchor: index => index === 0 ? 3 : 1,
targetAnchor: 0,
style: {
stroke: '#333',
lineAppendWidth: 6,
cursor: 'pointer',
endArrow: 'default',
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
}
},
marker: {
external: {
type: 'pointer',
anchor: 0,
offset: 14,
style: {
fill: '#f08a5d'
},
labelOptions: {
style: {
fill: '#000099'
}
}
}
},
layout: {
xInterval: 40,
yInterval: 40
},
behavior: {
// dragNode: false
}
};
},
defineOptions() {
return {
element: {
default: {
type: 'binary-tree-node',
size: [60, 30],
label: '[data]',
style: {
fill: '#b83b5e',
stroke: '#333',
cursor: 'pointer',
},
},
},
link: {
child: {
type: 'line',
sourceAnchor: index => (index === 0 ? 3 : 1),
targetAnchor: 0,
style: {
stroke: '#333',
lineAppendWidth: 6,
cursor: 'pointer',
endArrow: 'default',
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333',
},
},
},
},
marker: {
external: {
type: 'pointer',
anchor: 0,
offset: 14,
style: {
fill: '#f08a5d',
},
labelOptions: {
style: {
fill: '#000099',
},
},
},
},
layout: {
xInterval: 40,
yInterval: 40,
},
behavior: {
// dragNode: false
},
};
},
/**
* 对子树进行递归布局
*/
layoutItem(node, parent, index, layoutOptions) {
// 次双亲不进行布局
if (!node) {
return null;
/**
* 对子树进行递归布局
*/
layoutItem(node, parent, index, layoutOptions) {
// 次双亲不进行布局
if (!node) {
return null;
}
let bound = node.getBound(),
width = bound.width,
height = bound.height,
group = new Group(node),
leftGroup = null,
rightGroup = null;
if (node.visited) {
return null;
}
if (node.child && node.child[0]) {
leftGroup = this.layoutItem(node.child[0], node, 0, layoutOptions);
}
if (node.child && node.child[1]) {
rightGroup = this.layoutItem(node.child[1], node, 1, layoutOptions);
}
// 处理左右子树相交问题
if (leftGroup && rightGroup) {
let intersection = Bound.intersect(leftGroup.getBound(), rightGroup.getBound()),
move = 0;
if (intersection && intersection.width > 0) {
move = (intersection.width + layoutOptions.xInterval) / 2;
leftGroup.translate(-move, 0);
rightGroup.translate(move, 0);
}
}
if (leftGroup) {
let leftBound = leftGroup.getBound();
node.set('y', leftBound.y - layoutOptions.yInterval - height);
node.set('x', leftBound.x + leftBound.width + layoutOptions.xInterval / 2 - width);
}
let bound = node.getBound(),
width = bound.width,
height = bound.height,
group = new Group(node);
if(rightGroup) {
let rightBound = rightGroup.getBound();
if (node.visited) {
return;
node.set('y', rightBound.y - layoutOptions.yInterval - height);
node.set('x', rightBound.x - layoutOptions.xInterval / 2 - width);
}
node.visited = true;
if (parent) {
node.set('y', parent.get('y') + layoutOptions.yInterval + height);
if (leftGroup) {
group.add(leftGroup);
}
// 左节点
if (index === 0) {
node.set('x', parent.get('x') - layoutOptions.xInterval / 2 - width / 2);
}
if (rightGroup) {
group.add(rightGroup);
}
// 右结点
if (index === 1) {
node.set('x', parent.get('x') + layoutOptions.xInterval / 2 + width / 2);
}
}
return group;
},
node.visited = true;
if (node.child && (node.child[0] || node.child[1])) {
let leftChild = node.child[0],
rightChild = node.child[1],
leftGroup = this.layoutItem(leftChild, node, 0, layoutOptions),
rightGroup = this.layoutItem(rightChild, node, 1, layoutOptions),
intersection = null,
move = 0;
// 处理左右子树相交问题
if (leftGroup && rightGroup) {
intersection = Bound.intersect(leftGroup.getBound(), rightGroup.getBound());
move = 0;
if (intersection && intersection.width > 0) {
move = (intersection.width + layoutOptions.xInterval) / 2;
leftGroup.translate(-move, 0);
rightGroup.translate(move, 0);
}
}
if (leftGroup) {
group.add(leftGroup);
}
if (rightGroup) {
group.add(rightGroup)
}
}
return group;
},
/**
* 布局函数
* @param {*} elements
* @param {*} layoutOptions
*/
layout(elements, layoutOptions) {
let root = elements[0];
this.layoutItem(root, null, -1, layoutOptions);
}
/**
* 布局函数
* @param {*} elements
* @param {*} layoutOptions
*/
layout(elements, layoutOptions) {
let root = elements[0];
this.layoutItem(root, null, -1, layoutOptions);
},
});
[{
"id": 6385328,
"data": "",
"external": [
"L"
],
"root": true,
"after": null,
"next": null
}]
[
{
id: 6385328,
data: '',
external: ['L'],
root: true,
after: null,
next: null,
},
];