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ConnectionLine.tsx
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ConnectionLine.tsx
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/*******************************************************************************
* Copyright (c) 2023 Obeo.
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Obeo - initial API and implementation
*******************************************************************************/
import { Theme, useTheme } from '@material-ui/core/styles';
import React, { memo } from 'react';
import { ConnectionLineComponentProps, getSmoothStepPath } from 'reactflow';
const connectionLineStyle = (theme: Theme): React.CSSProperties => {
return {
stroke: theme.palette.selected,
strokeWidth: theme.spacing(0.2),
};
};
export const ConnectionLine = memo(
({ fromX, fromY, toX, toY, fromPosition, toPosition }: ConnectionLineComponentProps) => {
const theme = useTheme();
const [edgePath] = getSmoothStepPath({
sourceX: fromX,
sourceY: fromY,
sourcePosition: fromPosition,
targetX: toX,
targetY: toY,
targetPosition: toPosition,
});
return (
<g>
<path fill="none" className="animated" d={edgePath} style={connectionLineStyle(theme)} />
</g>
);
}
);