opencode/packages/tui/src/util/scroll.ts

27 lines
680 B
TypeScript

import { MacOSScrollAccel, type ScrollAcceleration } from "@opentui/core"
export type ScrollConfig = {
scroll_acceleration?: { enabled?: boolean }
scroll_speed?: number
}
export class CustomSpeedScroll implements ScrollAcceleration {
constructor(private speed: number) {}
tick(_now?: number): number {
return this.speed
}
reset(): void {}
}
export function getScrollAcceleration(tuiConfig?: ScrollConfig): ScrollAcceleration {
if (tuiConfig?.scroll_acceleration?.enabled) {
return new MacOSScrollAccel()
}
if (tuiConfig?.scroll_speed !== undefined) {
return new CustomSpeedScroll(tuiConfig.scroll_speed)
}
return new CustomSpeedScroll(3)
}