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centre-anchored scrolling on Cues tab

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minjaesong
2026-05-11 07:29:20 +09:00
parent 2c2ad70a23
commit ab0b215759
1 changed files with 15 additions and 6 deletions
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21
assets/disk0/tvdos/bin/taut.js
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@@ -1659,17 +1659,14 @@ function ordersInput(wo, event) {
if (keysym === '<UP>') {
ordersCursor = Math.max(0, ordersCursor - moveDelta)
if (ordersCursor < ordersScroll) ordersScroll = ordersCursor
} else if (keysym === '<DOWN>') {
ordersCursor = Math.min(maxCue, ordersCursor + moveDelta)
if (ordersCursor >= ordersScroll + PTNVIEW_HEIGHT) ordersScroll = Math.max(0, ordersCursor - PTNVIEW_HEIGHT + 1)
} else if (keysym === '<PAGE_UP>') {
ordersCursor = Math.max(0, ordersCursor - PTNVIEW_HEIGHT)
ordersScroll = Math.max(0, ordersScroll - PTNVIEW_HEIGHT)
} else if (keysym === '<PAGE_DOWN>') {
ordersCursor = Math.min(maxCue, ordersCursor + PTNVIEW_HEIGHT)
if (ordersCursor >= ordersScroll + PTNVIEW_HEIGHT) ordersScroll = Math.max(0, ordersCursor - PTNVIEW_HEIGHT + 1)
}
scrollOrdersTo(ordersCursor)
if (ordersCursor === oldCursor && ordersScroll === oldScroll) return
const dScroll = ordersScroll - oldScroll
@@ -1755,6 +1752,19 @@ function scrollPatternGridTo(row) {
patternGridScroll = Math.max(0, ROWS_PER_PAT - PTNVIEW_HEIGHT)
}
function scrollOrdersTo(ci) {
const maxCue = song.lastActiveCue < 0 ? 0 : song.lastActiveCue
const total = maxCue + 1
if (ci < ordersScroll) ordersScroll = ci
if (ci < ordersScroll + (PTNVIEW_HEIGHT >>> 1) && ordersScroll > 0)
ordersScroll = ci - (PTNVIEW_HEIGHT >>> 1)
if (ci >= ordersScroll + ((PTNVIEW_HEIGHT + 1) >>> 1))
ordersScroll = ci - ((PTNVIEW_HEIGHT + 1) >>> 1) + 1
if (ordersScroll < 0) ordersScroll = 0
if (ordersScroll + PTNVIEW_HEIGHT > total)
ordersScroll = Math.max(0, total - PTNVIEW_HEIGHT)
}
function clampPatternGrid() {
if (patternGridRow < 0) patternGridRow = 0
if (patternGridRow >= ROWS_PER_PAT) patternGridRow = ROWS_PER_PAT - 1
@@ -2455,8 +2465,7 @@ function updatePlayback() {
if (currentPanel === VIEW_TIMELINE) redrawPanel()
else if (currentPanel === VIEW_PATTERN_DETAILS && song.numPats > 0) { simStateKey = ''; redrawPanel() }
else if (currentPanel === VIEW_CUES) {
if (cueIdx < ordersScroll) ordersScroll = cueIdx
if (cueIdx >= ordersScroll + PTNVIEW_HEIGHT) ordersScroll = Math.max(0, cueIdx - PTNVIEW_HEIGHT + 1)
scrollOrdersTo(cueIdx)
drawOrdersContents()
}
} else if (previewActive || nowCue === cueIdx) {