88 lines
2.2 KiB
TypeScript
88 lines
2.2 KiB
TypeScript
'use client';
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import { motion } from 'framer-motion';
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import { cn } from '@/lib/utils';
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import type { HeapNodeState } from '@/lib/visualizations/types';
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interface HeapNodeProps {
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node: HeapNodeState;
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x: number;
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y: number;
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radius?: number;
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className?: string;
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}
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const STATE_CLASSES = {
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normal: 'fill-[var(--surface-variant)] stroke-[var(--border)]',
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comparing: 'fill-[var(--info)]/20 stroke-[var(--info)]',
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swapping: 'fill-[var(--warning)]/20 stroke-[var(--warning)]',
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settled: 'fill-[var(--success)]/20 stroke-[var(--success)]',
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highlighted: 'fill-[var(--primary)]/30 stroke-[var(--primary)]',
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removing: 'fill-[var(--destructive)]/20 stroke-[var(--destructive)] opacity-50',
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} as const;
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const TEXT_CLASSES = {
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normal: 'fill-[var(--foreground)]',
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comparing: 'fill-[var(--info)]',
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swapping: 'fill-[var(--warning)]',
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settled: 'fill-[var(--success)]',
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highlighted: 'fill-[var(--primary)]',
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removing: 'fill-[var(--destructive)] opacity-50',
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} as const;
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export function HeapNode({
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node,
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x,
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y,
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radius = 24,
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className,
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}: HeapNodeProps) {
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const isActive = node.state === 'comparing' || node.state === 'swapping' || node.state === 'highlighted';
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const isRemoving = node.state === 'removing';
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return (
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<motion.g
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initial={false}
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animate={{
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scale: isActive ? 1.1 : isRemoving ? 0.8 : 1,
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opacity: isRemoving ? 0.5 : 1,
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}}
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transition={{
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type: 'spring',
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stiffness: 300,
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damping: 30,
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}}
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style={{ transformOrigin: `${x}px ${y}px` }}
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className={cn(className)}
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>
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<motion.circle
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cx={x}
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cy={y}
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r={radius}
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strokeWidth={2}
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className={cn(
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'transition-colors duration-200',
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STATE_CLASSES[node.state]
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)}
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initial={false}
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animate={{
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filter: isActive ? 'drop-shadow(0 0 8px var(--primary))' : 'none',
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}}
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transition={{ duration: 0.2 }}
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/>
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<text
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x={x}
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y={y}
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textAnchor="middle"
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dominantBaseline="central"
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className={cn(
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'pointer-events-none select-none font-mono text-sm font-medium',
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TEXT_CLASSES[node.state]
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)}
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>
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{node.value}
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</text>
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</motion.g>
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);
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}
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