修正demo目录

This commit is contained in:
黎智洲
2021-08-01 00:44:04 +08:00
parent 0ef21a6268
commit 8ff56da8db
18 changed files with 653 additions and 1066 deletions
-72
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@@ -1,72 +0,0 @@
class Arrays extends Engine {
defineOptions() {
return {
element: {
default: {
type: 'indexed-node',
label: '[id]',
size: [60, 30],
style: {
stroke: '#333',
fill: '#95e1d3'
}
}
},
pointer: {
external: {
offset: 8,
style: {
fill: '#f08a5d'
}
}
},
interaction: {
dragNode: false
}
};
}
layout(elements) {
let arr = elements,
width = arr[0].get('size')[0];
for(let i = 0; i < arr.length; i++) {
arr[i].set('x', i * width);
}
}
}
const A = function(container) {
return{
engine: new Arrays(container),
data: [[
{ id: 1, index: 0 },
{ id: 2, index: 1 },
{ id: 3, index: 2 },
{ id: 4 },
{ id: 5 },
{ id: 6 },
{ id: 7 },
{ id: 8 },
{ id: 9 },
{ id: 10 }
],
[
{ id: 1 },
{ id: 2 },
{ id: 3 },
{ id: 6, external: 'A' },
{ id: 7 },
{ id: 8 },
{ id: 12 }
]]
}
};
-197
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@@ -1,197 +0,0 @@
/**
* 二叉树
*/
class BinaryTree extends Engine {
defineOptions() {
return {
element: {
default: {
type: 'binary-tree-node',
size: [60, 30],
label: '[id]',
style: {
fill: '#b83b5e',
stroke: "#333",
cursor: 'pointer'
}
}
},
link: {
child: {
type: 'line',
sourceAnchor: index => index + 1,
targetAnchor: 0,
style: {
stroke: '#333',
lineAppendWidth: 6,
cursor: 'pointer',
endArrow: 'default',
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
}
},
pointer: {
external: {
offset: 14,
style: {
fill: '#f08a5d'
},
labelOptions: {
style: {
fill: '#000099'
}
}
}
},
layout: {
xInterval: 40,
yInterval: 40,
fitCenter: true
},
animation: {
enable: true,
duration: 750,
timingFunction: 'easePolyOut'
}
};
}
/**
* 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);
if(parent) {
node.set('y', parent.get('y') + layoutOptions.yInterval + height);
// 左节点
if(index === 0) {
node.set('x', parent.get('x') - layoutOptions.xInterval / 2 - width / 2);
}
// 右结点
if(index === 1) {
node.set('x', parent.get('x') + layoutOptions.xInterval / 2 + width / 2);
}
}
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 nodes = elements,
rootNodes = [],
node,
root,
lastRoot,
treeGroup = new Group(),
i;
for(i = 0; i < nodes.length; i++) {
node = nodes[i];
if(node.root) {
rootNodes.push(node);
}
}
for(i = 0; i < rootNodes.length; i++) {
root = rootNodes[i];
root.subTreeGroup = this.layoutItem(root, null, i, layoutOptions);
if(lastRoot) {
let curBound = root.subTreeGroup.getBound(),
lastBound = lastRoot.subTreeGroup.getBound();
let move = lastBound.x + lastBound.width + layoutOptions.xInterval - curBound.x;
root.subTreeGroup.translate(move, 0);
}
lastRoot = root;
treeGroup.add(root);
}
}
};
const BTree = function(container) {
return{
engine: new BinaryTree(container),
data: [
[
{ id: 1, child: [2, 3], root: true, external: ['treeA', 'gear'] },
{ id: 2, child: [null, 6] },
{ id: 3, child: [5, 4] },
{ id: 4, external: 'foo', child: [5, null] },
{ id: 5 },
{ id: 6, external: 'bar', child: [null, 7] },
{ id: 7 },
{ id: 8, child: [9, 10], root: true },
{ id: 9, child: [11, null] },
{ id: 10 },
{ id: 11 }
],
[
{ id: 1, child: [2, 3], root: true, external: 'treeA' },
{ id: 2, external: 'gear' },
{ id: 3, child: [5, 4] },
{ id: 4, external: 'foo' },
{ id: 5, child: [12, 13] },
{ id: 12 }, { id: 13 }
]
]
}
};
-181
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@@ -1,181 +0,0 @@
/**
* 连地址哈希表
*/
class ChainHashTable extends Engine {
defineOptions() {
return {
element: {
head: {
type: 'two-cell-node',
label: '[id]',
size: [70, 40],
style: {
stroke: '#333',
fill: '#b83b5e'
}
},
node: {
type: 'link-list-node',
label: '[id]',
size: [60, 30],
style: {
stroke: '#333',
fill: '#b83b5e'
}
}
},
link: {
start: {
type: 'line',
sourceAnchor: 1,
targetAnchor: 0,
style: {
stroke: '#333',
endArrow: {
path: G6.Arrow.triangle(8, 6, 0),
fill: '#333'
},
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
},
next: {
type: 'line',
sourceAnchor: 1,
targetAnchor: 0,
style: {
stroke: '#333',
endArrow: {
path: G6.Arrow.triangle(8, 6, 0),
fill: '#333'
},
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
}
},
pointer: {
external: {
offset: 8,
style: {
fill: '#f08a5d'
}
}
},
layout: {
xInterval: 50,
yInterval: 50
},
interaction: {
dragNode: ['node']
}
};
}
/**
* 对子树进行递归布局
* @param node
* @param parent
*/
layoutItem(node, prev, layoutOptions) {
if(!node) {
return null;
}
let width = node.get('size')[0];
if(prev) {
node.set('y', prev.get('y'));
node.set('x', prev.get('x') + layoutOptions.xInterval + width);
}
if(node.next) {
this.layoutItem(node.next, node, layoutOptions);
}
}
layout(elements, layoutOptions) {
let headNode = elements.filter(item => item.type === 'head');
for(let i = 0; i < headNode.length; i++) {
let node = headNode[i],
height = node.get('size')[1];
node.set('y', node.get('y') + i * height);
if(node.start) {
let y = node.get('y') + height - node.start.get('size')[1],
x = layoutOptions.xInterval * 2.5;
node.start.set({ x, y });
this.layoutItem(node.start, null, layoutOptions);
}
}
}
}
const CHT = function(container, options) {
return{
engine: new ChainHashTable(container, options),
data: [
{
head: [{
id: 0,
start: 'node#0'
}, {
id: 2,
start: 'node#2'
}],
node: [{
id: 0,
next: 1
}, {
id: 1
},{
id: 2,
next: 3
}, {
id: 3
}]
},
{
head: [{
id: 0,
start: 'node#0'
}, {
id: 2,
start: 'node#2'
}, {
id: 3,
start: 'node#4'
}],
node: [{
id: 0,
next: 1
}, {
id: 1
},{
id: 2
},{
id: 4
}]
}
]
}
};
-66
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@@ -1,66 +0,0 @@
class DirectedGraph extends Graph {
defineOptions() {
return {
element: {
default: {
label: '[id]',
size: 30,
style: {
stroke: '#333',
fill: '#b83b5e'
}
}
},
link: {
neighbor: {
type: 'line',
style: {
stroke: '#333',
endArrow: {
path: G6.Arrow.triangle(8, 6, 0),
fill: '#333'
}
}
}
},
pointer: {
external: {
offset: 8,
style: {
fill: '#f08a5d'
}
}
},
layout: {
radius: 150
}
};
}
}
const DG = function(container) {
return{
engine: new DirectedGraph(container),
data: [[
{ id: 1, neighbor: 2 },
{ id: 2, neighbor: [ 3, 4, 5 ] },
{ id: 3, neighbor: [ 4, 6 ] },
{ id: 4, neighbor: 5 },
{ id: 5, neighbor: 6 },
{ id: 6, neighbor: 1 }
],
[
{ id: 1, neighbor: 3 },
{ id: 3 },
{ id: 4, neighbor: 5 },
{ id: 5, neighbor: 6 },
{ id: 6, neighbor: 1 }
]]
}
};
-215
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@@ -1,215 +0,0 @@
SV.registerShape('three-cell-node', {
draw(cfg, group) {
cfg.size = cfg.size || [30, 10];
const width = cfg.size[0],
height = cfg.size[1];
const wrapperRect = group.addShape('rect', {
attrs: {
x: width / 2,
y: height / 2,
width: width,
height: height,
stroke: cfg.style.stroke,
fill: '#eee'
},
name: 'wrapper',
draggable: true
});
group.addShape('rect', {
attrs: {
x: width / 2,
y: height / 2,
width: width / 3,
height: height,
fill: cfg.style.fill,
stroke: cfg.style.stroke
},
name: 'left-rect',
draggable: true
});
group.addShape('rect', {
attrs: {
x: width * (5 / 6),
y: height / 2,
width: width / 3,
height: height,
fill: '#eee',
stroke: cfg.style.stroke
},
name: 'mid-rect',
draggable: true
});
if (cfg.label) {
const style = (cfg.labelCfg && cfg.labelCfg.style) || {};
group.addShape('text', {
attrs: {
x: width * (2 / 3),
y: height,
textAlign: 'center',
textBaseline: 'middle',
text: cfg.label,
fill: style.fill || '#000',
fontSize: style.fontSize || 16
},
name: 'text',
draggable: true
});
}
return wrapperRect;
},
getAnchorPoints() {
return [
[0, 0.5],
[0.5, 0.5],
[0.5, 0],
[5 / 6, 0.5]
];
}
});
class GeneralizedList extends Engine {
defineOptions() {
return {
element: {
tableNode: {
type: 'three-cell-node',
label: '[tag]',
size: [90, 30],
style: {
stroke: '#333',
fill: '#b83b5e'
}
},
atomNode: {
type: 'two-cell-node',
label: '[tag]',
size: [60, 30],
style: {
stroke: '#333',
fill: '#b83b5e'
}
}
},
link: {
sub: {
type: 'line',
sourceAnchor: 1,
targetAnchor: 2,
style: {
stroke: '#333',
endArrow: {
path: G6.Arrow.triangle(8, 6, 0),
fill: '#333'
},
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
},
next: {
type: 'line',
sourceAnchor: 3,
targetAnchor: 0,
style: {
stroke: '#333',
endArrow: {
path: G6.Arrow.triangle(8, 6, 0),
fill: '#333'
},
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
}
},
layout: {
xInterval: 40,
yInterval: 20,
}
};
}
/**
* 对子树进行递归布局
* @param node
* @param parent
*/
layoutItem(node, prev, layoutOptions) {
let [width, height] = node.get('size');
if(prev) {
node.set('y', prev.get('y'));
node.set('x', prev.get('x') + layoutOptions.xInterval + width)
}
if(node.next) {
this.layoutItem(node.next, node, layoutOptions);
}
// 存在子节点
if(node.sub) {
node.sub.set('y', node.get('y') + layoutOptions.yInterval + height);
// 子结点还是广义表
if(node.sub.tag === 1) {
node.sub.set('x', node.get('x'));
this.layoutItem(node.sub, null, layoutOptions);
}
else {
let subWidth = node.sub.get('size')[0];
node.sub.set('x', node.get('x') + width - subWidth);
}
}
}
layout(elements, layoutOptions) {
let tableNodes = elements.tableNode,
tableRootNode = null;
for(let i = 0; i < tableNodes.length; i++) {
if(tableNodes[i].root) {
tableRootNode = tableNodes[i];
break;
}
}
if(tableRootNode) {
this.layoutItem(tableRootNode, null, layoutOptions);
}
}
}
const GL = function(container) {
return{
engine: new GeneralizedList(container),
data: [{
"atomNode": [],
"tableNode": [
{
"id": 6385328,
"tag": 1,
"root": true,
"external": [
"gl"
]
}
]
}]
}
};
-73
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@@ -1,73 +0,0 @@
class Graph extends Engine {
defineOptions() {
return {
element: {
default: {
type: 'circle',
label: '[id]',
size: 30,
style: {
stroke: '#333',
fill: '#b83b5e'
}
}
},
link: {
neighbor: {
style: {
stroke: '#333'
}
}
},
pointer: {
external: {
offset: 8,
style: {
fill: '#f08a5d'
}
}
},
layout: {
radius: 150
}
};
}
layout(elements, layoutOptions) {
let nodes = elements.default,
radius = layoutOptions.radius,
intervalAngle = 2 * Math.PI / nodes.length;
for (let i = 0; i < nodes.length; i++) {
let [x, y] = Vector.rotation(-intervalAngle * i, [0, -radius]);
nodes[i].set({x, y});
}
}
}
const G = function(container) {
return{
engine: new Graph(container),
data: [[
{ id: 1, neighbor: 2 },
{ id: 2, neighbor: [ 3, 4, 5 ] },
{ id: 3, neighbor: [ 4, 6] },
{ id: 4, neighbor: 5 },
{ id: 5, neighbor: 6 },
{ id: 6, neighbor: 1 }
],
[
{ id: 1, neighbor: 3 },
{ id: 3 },
{ id: 4, neighbor: 5 },
{ id: 5, neighbor: 6 },
{ id: 6, neighbor: 1 }
]]
}
};
-274
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@@ -1,274 +0,0 @@
// G6.registerNode('link-Queue-head', {
// draw(cfg, group) {
// cfg.size = cfg.size || [30, 10];
// const width = cfg.size[0],
// height = cfg.size[1];
// const wrapperRect = group.addShape('rect', {
// attrs: {
// x: width / 2,
// y: height / 2,
// width: width,
// height: height,
// stroke: cfg.style.stroke,
// fill: 'transparent'
// },
// name: 'wrapper'
// });
// group.addShape('rect', {
// attrs: {
// x: width / 2,
// y: height / 2,
// width: width,
// height: height / 2,
// fill: cfg.style.fill,
// stroke: cfg.style.stroke
// },
// name: 'top-rect'
// });
// group.addShape('rect', {
// attrs: {
// x: width / 2,
// y: height,
// width: width,
// height: height / 2,
// fill: cfg.style.fill,
// stroke: cfg.style.stroke
// },
// name: 'bottom-rect'
// });
// group.addShape('text', {
// attrs: {
// x: width,
// y: height * (3 / 4),
// textAlign: 'center',
// textBaseline: 'middle',
// text: 'front',
// fill: '#000',
// fontSize: 16
// },
// name: 'front'
// });
// group.addShape('text', {
// attrs: {
// x: width,
// y: height * (5 / 4),
// textAlign: 'center',
// textBaseline: 'middle',
// text: 'rear',
// fill: '#000',
// fontSize: 16
// },
// name: 'rear'
// });
// return wrapperRect;
// },
// getAnchorPoints() {
// return [
// [1, 0.25],
// [1, 0.75]
// ];
// }
// });
class LinkQueue extends Engine {
defineOptions() {
return {
element: {
head: {
type: 'rect',
label: '[label]',
size: [60, 40],
style: {
stroke: '#333',
fill: '#b83b5e'
}
},
node: {
type: 'link-list-node',
label: '[id]',
size: [60, 30],
style: {
stroke: '#333',
fill: '#b83b5e'
}
}
},
link: {
front: {
type: 'polyline',
sourceAnchor: 1,
targetAnchor: 5,
style: {
stroke: '#333',
endArrow: {
path: G6.Arrow.triangle(8, 6, 0),
fill: '#333'
}
}
},
rear: {
type: 'polyline',
sourceAnchor: 1,
targetAnchor: 5,
style: {
stroke: '#333',
endArrow: {
path: G6.Arrow.triangle(8, 6, 0),
fill: '#333'
}
}
},
next: {
type: 'line',
sourceAnchor: 1,
targetAnchor: 0,
style: {
stroke: '#333',
endArrow: {
path: G6.Arrow.triangle(8, 6, 0),
fill: '#333'
},
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
}
},
pointer: {
external: {
offset: 8,
style: {
fill: '#f08a5d'
}
}
},
layout: {
xInterval: 50,
yInterval: 50
},
interaction: {
dragNode: ['node']
}
};
}
sourcesPreprocess(sources) {
sources.head[1].external = null;
}
/**
* 对子树进行递归布局
* @param node
* @param parent
*/
layoutItem(node, prev, layoutOptions) {
if(!node) {
return null;
}
let width = node.get('size')[0];
if(prev) {
node.set('y', prev.get('y'));
node.set('x', prev.get('x') + layoutOptions.xInterval + width);
}
if(node.next) {
this.layoutItem(node.next, node, layoutOptions);
}
}
layout(elements, layoutOptions) {
let head1 = elements.head[0],
head2 = elements.head[1],
nodes = elements.node,
headHeight = head1.get('size')[1];
let roots = nodes.filter(item => item.root).reverse();
for(let i = 0; i < roots.length; i++) {
let root = roots[i],
height = root.get('size')[1];
root.set('y', root.get('y') + i * (layoutOptions.yInterval + height));
this.layoutItem(root, null, layoutOptions);
}
let x = -50, y = roots.length? roots[roots.length - 1].get('y'): 0,
nodeHeight = roots.length? roots[roots.length - 1].get('size')[1]: 0;
head1.set({ x, y: y + nodeHeight * 3 });
head2.set({ x, y: head1.get('y') + headHeight });
}
}
{
"LinkQueue": {
"data": [
{
"type": "head",
"name": "Qptr",
"id": 6385328,
"label": "front",
"front": "node#6385360",
"external": [
"lq"
]
},
{
"type": "head",
"name": "Qptr",
"id": 6385329,
"label": "rear",
"rear": "node#6385424",
"external": null
},
{
"id": 6385360,
"data": "",
"next": "node#6385424",
"type": "node"
},
{
"id": 6385424,
"data": "F",
"next": null,
"type": "node"
},
{
"id": 6385392,
"data": "",
"next": "node#6311952",
"freed": true,
"external": [
"p"
],
"type": "node"
},
{
"id": 6311952,
"data": "1",
"next": null,
"type": "node"
}
],
"layouter": "LinkQueue"
}
}
-128
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@@ -1,128 +0,0 @@
/**
* 单链表
*/
class LinkStack extends Engine {
defineOptions() {
return {
element: {
default: {
type: 'link-list-node',
label: '[id]',
size: [60, 30],
style: {
stroke: '#333',
fill: '#b83b5e'
}
}
},
link: {
next: {
type: 'line',
sourceAnchor: 1,
targetAnchor: 2,
style: {
stroke: '#333',
endArrow: {
path: G6.Arrow.triangle(8, 6, 0),
fill: '#333'
},
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
}
},
pointer: {
external: {
offset: 8,
style: {
fill: '#f08a5d'
}
}
},
layout: {
xInterval: 50,
yInterval: 30
}
};
}
/**
* 对子树进行递归布局
* @param node
* @param parent
*/
layoutItem(node, prev, layoutOptions) {
if(!node) {
return null;
}
let height = node.get('size')[1];
if(prev) {
node.set('x', prev.get('x'));
node.set('y', prev.get('y') + layoutOptions.yInterval + height);
}
if(node.next) {
this.layoutItem(node.next, node, layoutOptions);
}
}
layout(elements, layoutOptions) {
let nodes = elements.default,
rootNodes = [],
node,
i;
for(i = 0; i < nodes.length; i++) {
node = nodes[i];
if(node.root) {
rootNodes.push(node);
}
}
for(i = 0; i < rootNodes.length; i++) {
let root = rootNodes[i],
width = root.get('size')[0];
root.set('x', root.get('x') + i * (layoutOptions.xInterval + width));
this.layoutItem(root, null, layoutOptions);
}
}
}
const LStack = function(container) {
return{
engine: new LinkStack(container),
data: [[
{ id: 1, root: true, next: 2 },
{ id: 2, next: 3 },
{ id: 3, next: 4 },
{ id: 4, next: 5 },
{ id: 5 },
{ id: 6, root: true, next: 7 },
{ id: 7, next: 8 },
{ id: 8, next: 4 },
{ id: 9, root: true, next: 10 },
{ id: 10 }
],
[
{ id: 1, root: true, next: 2 },
{ id: 2, next: 3 },
{ id: 3, next: 6 },
{ id: 6, next: 7 },
{ id: 7, next: 8 },
{ id: 8 }
]]
}
};
-74
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@@ -1,74 +0,0 @@
class RingArray extends Engine {
defineOptions() {
return {
element: {
default: {
type: 'rect',
label: '[id]',
size: [60, 30],
style: {
stroke: '#333',
fill: '#95e1d3'
}
}
},
pointer: {
external: {
offset: 8,
style: {
fill: '#f08a5d'
}
}
},
interaction: {
dragNode: false
}
};
}
layout(elements) {
let arr = elements.default,
width = arr[0].get('size')[0],
radius = width * 1.1 / (2 * Math.sin(Math.PI / arr.length)),
intervalAngle = 2 * Math.PI / arr.length;
for (let i = 0; i < arr.length; i++) {
let [x, y] = Vector.rotation(-intervalAngle * i, [0, radius]);
arr[i].set({x, y});
arr[i].set('rotation', intervalAngle * i);
}
}
}
const RA = function(container) {
return{
engine: new RingArray(container),
data: [[
{ id: 1 },
{ id: 2 },
{ id: 3 },
{ id: 4 },
{ id: 5 },
{ id: 6 },
{ id: 7 },
{ id: 8 },
{ id: 9 },
{ id: 10 }
],
[
{ id: 1 },
{ id: 2 },
{ id: 3 },
{ id: 6 },
{ id: 7 },
{ id: 8 }
]]
}
};
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@@ -1,71 +0,0 @@
class Stack extends Engine {
defineOptions() {
return {
element: {
default: {
type: 'rect',
label: '[id]',
size: [60, 30],
style: {
stroke: '#333',
fill: '#95e1d3'
}
}
},
pointer: {
external: {
offset: 8,
style: {
fill: '#f08a5d'
}
}
},
interaction: {
dragNode: false
}
};
}
layout(elements, layoutOptions) {
let blocks = elements.default;
for(let i = 1; i < blocks.length; i++) {
let item = blocks[i],
prev = blocks[i - 1],
height = item.get('size')[1];
item.set('y', prev.get('y') + height);
}
}
}
const St = function(container) {
return{
engine: new Stack(container),
data: [[
{ id: 1 },
{ id: 2 },
{ id: 3 },
{ id: 4 },
{ id: 5 },
{ id: 6 },
{ id: 7 },
{ id: 8 },
{ id: 9 },
{ id: 10 }
],
[
{ id: 1 },
{ id: 2 },
{ id: 3 },
{ id: 6 },
{ id: 7 },
{ id: 8 }
]]
}
};
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@@ -1,143 +0,0 @@
/**
* 单链表
*/
class LinkList extends Engine {
defineOptions() {
return {
element: {
default: {
type: 'link-list-node',
label: '[id]',
size: [60, 30],
style: {
stroke: '#333',
fill: '#eaffd0'
}
}
},
link: {
next: {
type: 'line',
sourceAnchor: 1,
targetAnchor: 0,
style: {
stroke: '#333',
endArrow: 'default',
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
},
loopNext: {
type: 'arc',
curveOffset: 50,
sourceAnchor: 1,
targetAnchor: 3,
style: {
stroke: '#333',
endArrow: 'default',
startArrow: {
path: G6.Arrow.circle(2, -1),
fill: '#333'
}
}
}
},
pointer: {
external: {
offset: 8,
style: {
fill: '#f08a5d'
}
}
},
layout: {
xInterval: 50,
yInterval: 50
}
};
}
/**
* 对子树进行递归布局
* @param node
* @param parent
*/
layoutItem(node, prev, layoutOptions) {
if(!node) {
return null;
}
let width = node.get('size')[0];
if(prev) {
node.set('y', prev.get('y'));
node.set('x', prev.get('x') + layoutOptions.xInterval + width);
}
if(node.next) {
this.layoutItem(node.next, node, layoutOptions);
}
}
layout(elements, layoutOptions) {
let nodes = elements,
rootNodes = [],
node,
i;
for(i = 0; i < nodes.length; i++) {
node = nodes[i];
if(node.root) {
rootNodes.push(node);
}
}
for(i = 0; i < rootNodes.length; i++) {
let root = rootNodes[i],
height = root.get('size')[1];
root.set('y', root.get('y') + i * (layoutOptions.yInterval + height));
this.layoutItem(root, null, layoutOptions);
}
}
}
const LList = function(container, options) {
return{
engine: new LinkList(container, options),
data: [[
{ id: 1, root: true, next: 2, external: ['gg'] },
{ id: 2, next: 3 },
{ id: 3, next: 4 },
{ id: 4, next: 5 },
{ id: 5, loopNext: 6 },
{ id: 6, root: true, next: 7 },
{ id: 7, next: 8 },
{ id: 8, next: 4 },
{ id: 9, root: true, next: 10 },
{ id: 10, free: true }
],
[
{ id: 1, root: true, next: 2 },
{ id: 2, next: 3 },
{ id: 3, next: 8, external: ['gg'] },
{ id: 8, next: 12 },
{ id: 12, next: 13 },
{ id: 13 }
],
[
{ id: 1, root: true, next: 2 },
{ id: 2 }
]]
}
};
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@@ -1,137 +0,0 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>DEMO</title>
<style>
* {
padding: 0;
margin: 0;
user-select: none;
}
.container {
width: 100%;
height: 400px;
background-color: #fafafa;
border: 1px solid #ccc;
}
.down {
display: flex;
margin-top: 20px;
}
#freed {
width: 200px;
height: 300px;
border: 1px solid #ccc;
background-color: #fafafa;
margin-right: 30px;
}
#leak {
width: 400px;
height: 300px;
border: 1px solid #ccc;
background-color: #fafafa;
}
</style>
</head>
<body>
<div class="container" id="container">
</div>
<button id="btn">change</button>
<button id="btn-next">reLayout</button>
<button id="btn-set">set</button>
<span id="pos"></span>
<div class="down container">
<div id="freed"></div>
<div id="leak"></div>
</div>
<script src="./../dist/sv.js"></script>
<script>
const Engine = SV.Engine,
Group = SV.Group,
Bound = SV.Bound,
G6 = SV.G6,
Vector = SV.Vector;
</script>
<script src="./dataStruct/BinaryTree.js"></script>
<script src="./dataStruct/LinkList.js"></script>
<script src="./dataStruct/Array.js"></script>
<script src="./dataStruct/ChainHashTable.js"></script>
<script src="./dataStruct/Stack.js"></script>
<script src="./dataStruct/LinkStack.js"></script>
<script src="./dataStruct/LinkQueue.js"></script>
<script src="./dataStruct/Graph.js"></script>
<script src="./dataStruct/DirectedGraph.js"></script>
<script src="./dataStruct/RingArray.js"></script>
<script src="./dataStruct/GeneralizedList.js"></script>
<script>
const engines = {
0: BTree,
1: LList,
2: A,
3: CHT,
4: St,
5: LStack,
6: LQueue,
7: G,
8: DG,
9: RA,
10: GL
};
let dataCounter = 0;
let cur = engines[1](document.getElementById('container'), {
freedContainer: document.getElementById('freed'),
leakContainer: document.getElementById('leak')
});
cur.engine.render(cur.data[dataCounter]);
document.getElementById('btn').addEventListener('click', e => {
cur.engine.render(cur.data[++dataCounter]);
});
document.getElementById('btn-next').addEventListener('click', e => {
cur.engine.reLayout();
});
cur.engine.on('node:mouseover', evt => {
console.log(evt);
});
const container = document.getElementById('container'),
pos = document.getElementById('pos');
container.addEventListener('mousemove', e => {
let x = e.offsetX, y = e.offsetY;
pos.innerHTML = `${x},${y}`;
});
</script>
</body>
</html>