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"use client"
import { memo } from "react"
import type { GraphNode } from "@/types"
import {
navContainer,
navButton,
zoomContainer,
zoomInButton,
zoomOutButton,
} from "./navigation-controls.css"
interface NavigationControlsProps {
onCenter: () => void
onZoomIn: () => void
onZoomOut: () => void
onAutoFit: () => void
nodes: GraphNode[]
className?: string
}
export const NavigationControls = memo<NavigationControlsProps>(
({ onCenter, onZoomIn, onZoomOut, onAutoFit, nodes, className = "" }) => {
if (nodes.length === 0) {
return null
}
const containerClassName = className
? `${navContainer} ${className}`
: navContainer
return (
<div className={containerClassName}>
<button
type="button"
onClick={onAutoFit}
className={navButton}
title="Auto-fit graph to viewport"
>
Fit
</button>
<button
type="button"
onClick={onCenter}
className={navButton}
title="Center view on graph"
>
Center
</button>
<div className={zoomContainer}>
<button
type="button"
onClick={onZoomIn}
className={zoomInButton}
title="Zoom in"
>
+
</button>
<button
type="button"
onClick={onZoomOut}
className={zoomOutButton}
title="Zoom out"
>
−
</button>
</div>
</div>
)
},
)
NavigationControls.displayName = "NavigationControls"
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