faceclaw/app/ui/gestures.ts at main · hmmhmmhm/faceclaw

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/**

* Compact glyphs for the ring gestures, used in on-glasses hint text instead

* of spelling the gesture out. All codepoints exist in terminus12/16.

* click · (U+00B7 middle dot)

* double-click ·· (twice)

* scroll ▲▼ (U+25B2 / U+25BC)

* long-press - (hyphen-minus)

export const GESTURE_CLICK = "·";

export const GESTURE_DOUBLE_CLICK = "··";

export const GESTURE_SCROLL_UP = "▲";

export const GESTURE_SCROLL_DOWN = "▼";

export const GESTURE_SCROLL = "▲▼";

export const GESTURE_LONG_PRESS = "-";

/**

* Join "glyph action" hint pairs into a single line, e.g.

* gestureHints([[GESTURE_CLICK, "save"], [GESTURE_DOUBLE_CLICK, "back"]])

* => "· save ·· back"

export function gestureHints(pairs: Array<[string, string]>): string {

return pairs.map(([glyph, action]) => `${glyph} ${action}`).join(" ");

}