Files
nodarium/app/src/lib/graph-interface/helpers/index.ts
2026-02-02 16:22:14 +01:00

113 lines
2.6 KiB
TypeScript

export function snapToGrid(value: number, gridSize: number = 10) {
return Math.round(value / gridSize) * gridSize;
}
export function lerp(a: number, b: number, t: number) {
return a + (b - a) * t;
}
export function animate(
duration: number,
callback: (progress: number) => void | false
) {
const start = performance.now();
const loop = (time: number) => {
const progress = (time - start) / duration;
if (progress < 1) {
const res = callback(progress);
if (res !== false) {
requestAnimationFrame(loop);
}
} else {
callback(1);
}
};
requestAnimationFrame(loop);
}
export function createNodePath({
depth = 8,
height = 20,
y = 50,
cornerTop = 0,
cornerBottom = 0,
leftBump = false,
rightBump = false,
aspectRatio = 1
} = {}) {
return `M0,${cornerTop}
${
cornerTop
? ` V${cornerTop}
Q0,0 ${cornerTop * aspectRatio},0
H${100 - cornerTop * aspectRatio}
Q100,0 100,${cornerTop}
`
: ` V0
H100
`
}
V${y - height / 2}
${
rightBump
? ` C${100 - depth},${y - height / 2} ${100 - depth},${y + height / 2} 100,${y + height / 2}`
: ` H100`
}
${
cornerBottom
? ` V${100 - cornerBottom}
Q100,100 ${100 - cornerBottom * aspectRatio},100
H${cornerBottom * aspectRatio}
Q0,100 0,${100 - cornerBottom}
`
: `${leftBump ? `V100 H0` : `V100`}`
}
${
leftBump
? ` V${y + height / 2} C${depth},${y + height / 2} ${depth},${y - height / 2} 0,${
y - height / 2
}`
: ` H0`
}
Z`.replace(/\s+/g, ' ');
}
export const clone: <T>(v: T) => T = 'structedClone' in globalThis
? globalThis.structuredClone
: (obj) => JSON.parse(JSON.stringify(obj));
export function withSubComponents<A, B extends Record<string, unknown>>(
component: A,
subcomponents: B
): A & B {
Object.keys(subcomponents).forEach((key) => {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
(component as any)[key] = (subcomponents as any)[key];
});
return component as A & B;
}
export function distanceFromPointToSegment(
x1: number,
y1: number,
x2: number,
y2: number,
x0: number,
y0: number
): number {
const dx = x2 - x1;
const dy = y2 - y1;
if (dx === 0 && dy === 0) {
return Math.hypot(x0 - x1, y0 - y1);
}
const t = ((x0 - x1) * dx + (y0 - y1) * dy) / (dx * dx + dy * dy);
const clampedT = Math.max(0, Math.min(1, t));
const px = x1 + clampedT * dx;
const py = y1 + clampedT * dy;
return Math.hypot(x0 - px, y0 - py);
}