The following example like this: UML Class Nodes
I try to set a Label in Link and write some code like this
linkTemplate $(go.TextBlock, “value I want”, { segmentOffset: new go.Point(0, -10) })
myDiagram.linkTemplate =
$(go.Link,
{ routing: go.Link.AvoidsNodes },
new go.Binding("isLayoutPositioned", "relationship", convertIsTreeLink),
$(go.Shape),
$(go.Shape, { scale: 1.3, fill: "white" },
new go.Binding("fromArrow", "relationship", convertFromArrow)),
$(go.Shape, { scale: 1.3, fill: "white" },
new go.Binding("toArrow", "relationship", convertToArrow)),
$(go.TextBlock, "value I want to add", { segmentOffset: new go.Point(0, -10) }),
);
In second parameter(value I want to add) , I want to use nodedata[0][“key”] to get key data but not work
How to solve this problem with javascript or gojs API such as getLabelKeysForLinkData?
var nodedata = [
{
key: 1,
name: "BankAccount",
properties: [
{ name: "owner", type: "String", visibility: "public" },
{ name: "balance", type: "Currency", visibility: "public", default: "0" }
],
methods: [
{ name: "deposit", parameters: [{ name: "amount", type: "Currency" }], visibility: "public" },
{ name: "withdraw", parameters: [{ name: "amount", type: "Currency" }], visibility: "public" }
]
},
{
key: 11,
name: "Person",
properties: [
{ name: "name", type: "String", visibility: "public" },
{ name: "birth", type: "Date", visibility: "protected" }
],
methods: [
{ name: "getCurrentAge", type: "int", visibility: "public" }
]
},
{
key: 12,
name: "Student",
properties: [
{ name: "classes", type: "List", visibility: "public" }
],
methods: [
{ name: "attend", parameters: [{ name: "class", type: "Course" }], visibility: "private" },
{ name: "sleep", visibility: "private" }
]
},
{
key: 13,
name: "Professor",
properties: [
{ name: "classes", type: "List", visibility: "public" }
],
methods: [
{ name: "teach", parameters: [{ name: "class", type: "Course" }], visibility: "private" }
]
},
{
key: 14,
name: "Course",
properties: [
{ name: "name", type: "String", visibility: "public" },
{ name: "description", type: "String", visibility: "public" },
{ name: "professor", type: "Professor", visibility: "public" },
{ name: "location", type: "String", visibility: "public" },
{ name: "times", type: "List", visibility: "public" },
{ name: "prerequisites", type: "List", visibility: "public" },
{ name: "students", type: "List", visibility: "public" }
]
}
];