svg-layout-designer-react/src/Components/SVG/Elements/DimensionLayer.tsx
Siklos c8d73c4fcd
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Restore DimensionLayer with BFS algorithm and usage of getAbsolutePosition
2022-08-18 13:07:00 +02:00

57 lines
1.6 KiB
TypeScript

import * as React from 'react';
import { ContainerModel } from '../../../Interfaces/IContainerModel';
import { DIMENSION_MARGIN } from '../../../utils/default';
import { getAbsolutePosition, MakeBFSIterator } from '../../../utils/itertools';
import { transformX } from './Container';
import { Dimension } from './Dimension';
interface IDimensionLayerProps {
roots: ContainerModel | ContainerModel[] | null
}
const getDimensionsNodes = (root: ContainerModel): React.ReactNode[] => {
const it = MakeBFSIterator(root);
const dimensions: React.ReactNode[] = [];
for (const { container, depth } of it) {
const width = container.properties.width;
const id = `dim-${container.properties.id}`;
const xStart = getAbsolutePosition(container)[0];
const xEnd = xStart + width;
const y = (container.properties.y + container.properties.height) + (DIMENSION_MARGIN * (depth + 1));
const strokeWidth = 1;
const text = width.toString();
dimensions.push(
<Dimension
id={id}
xStart={xStart}
yStart={y}
xEnd={xEnd}
yEnd={y}
strokeWidth={strokeWidth}
text={text}
/>
);
}
return dimensions;
};
/**
* A layer containing all dimension
* @param props
* @returns
*/
export const DimensionLayer: React.FC<IDimensionLayerProps> = (props: IDimensionLayerProps) => {
let dimensions: React.ReactNode[] = [];
if (Array.isArray(props.roots)) {
props.roots.forEach(child => {
dimensions.concat(getDimensionsNodes(child));
});
} else if (props.roots !== null) {
dimensions = getDimensionsNodes(props.roots);
}
return (
<g>
{ dimensions }
</g>
);
};