json_canvas 1.0.1 copy "json_canvas: ^1.0.1" to clipboard
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A package that implemnents the JSON Canvas spec. Provides the Dart objects that allows decoding, encoding, and management of JSON Canvas.

Features #

A package that implements the JSON Canvas in Dart! You can easily use it in Flutter projects.

Usage #

import 'package:json_canvas/json_canvas.dart';

// Create your Canvas
final myCanvas = Canvas();

// Create a text node
final myTextNode = TextNode(
    id: 'unique-id-123',
    x: 0,
    y: 0,
    width: 100,
    height: 100,
    text: 'Hello Word!',
);

// Add the node to th
myCanvas.addNode(myTextNode);

final myOtherTextNode = TextNode(
    id: 'unique-id-999',
    x: 100,
    y: 100,
    width: 100,
    height: 100,
    text: 'Hello Again, World!',
);

// Add Another one
myCanvas.addNode(myOtherTextNode);

// Make a connection between the two nodes
myCanvas.addEdge(Edge(
    id: "edge-1",
    fromNode: myTextNode.id,
    toNode: myOtherTextNode.id,
    label: "Connection 1",
));

// Remove a node and all of its connections
myCanvas.removeNode(myTextNode.id);

// Export to JSON Canvas
myCanvas.toJson();

Additional information #

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A package that implemnents the JSON Canvas spec. Provides the Dart objects that allows decoding, encoding, and management of JSON Canvas.

Repository (GitHub)
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Documentation

API reference

License

BSD-3-Clause (LICENSE)

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