maxGraph/packages/html/stories/LabelPosition.stories.js

87 lines
2.0 KiB
JavaScript

import { Graph } from '@maxgraph/core';
import { globalTypes } from '../.storybook/preview';
export default {
title: 'Labels/LabelPosition',
argTypes: {
...globalTypes,
},
};
const Template = ({ label, ...args }) => {
const container = document.createElement('div');
container.style.position = 'relative';
container.style.overflow = 'hidden';
container.style.width = `${args.width}px`;
container.style.height = `${args.height}px`;
container.style.background = 'url(/images/grid.gif)';
container.style.cursor = 'default';
// Creates the graph inside the given container
const graph = new Graph(container);
// Gets the default parent for inserting new cells. This
// is normally the first child of the root (ie. layer 0).
const parent = graph.getDefaultParent();
// Defines the common part of all cell styles as a string-prefix
const prefix = 'shape=image;image=images/icons48/keys.png;';
// Adds cells to the model in a single step and set the vertex
// label positions using the label position styles. Vertical
// and horizontal label position styles can be combined.
// Note: Alternatively, vertex labels can be set be overriding
// CellRenderer.getLabelBounds.
graph.getModel().beginUpdate();
try {
graph.insertVertex(
parent,
null,
'Bottom',
60,
60,
60,
60,
`${prefix}verticalLabelPosition=bottom;verticalAlign=top`
);
graph.insertVertex(
parent,
null,
'Top',
140,
60,
60,
60,
`${prefix}verticalLabelPosition=top;verticalAlign=bottom`
);
graph.insertVertex(
parent,
null,
'Left',
60,
160,
60,
60,
`${prefix}labelPosition=left;align=right`
);
graph.insertVertex(
parent,
null,
'Right',
140,
160,
60,
60,
`${prefix}labelPosition=right;align=left`
);
} finally {
// Updates the display
graph.getModel().endUpdate();
}
return container;
};
export const Default = Template.bind({});