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[frontend] SkModPlayer remove old webkit workaround for scrollbars

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Fix for channel jumps at the end of x scroll.
This commit is contained in:
Vavency 2025-07-16 21:19:27 +03:00
parent 848d1dea88
commit 7f30afd4fd
1 changed files with 19 additions and 15 deletions
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34
packages/frontend/src/components/SkModPlayer.vue
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@ -37,7 +37,7 @@ SPDX-License-Identifier: AGPL-3.0-only
</div>
</div>
<div :class="$style.controls">
<input v-if="patternScrollSliderShow" ref="patternScrollSlider" v-model="patternScrollSliderPos" :class="$style.pattern_slider" type="range" min="0" max="100" step="0.01" style=""/>
<input v-if="patternScrollSliderShow" ref="patternScrollSlider" v-model="patternScrollSliderPos" :class="$style.pattern_slider" type="range" min="0" max="1" step="0.0001" style=""/>
<button :class="$style.play" @click="playPause()">
<i v-if="playing" class="ph-pause ph-bold ph-lg"></i>
<i v-else class="ph-play ph-bold ph-lg"></i>
@ -89,6 +89,7 @@ const MAX_CHANNEL_LIMIT = 0xFF;
const HALF_BUFFER = Math.floor(ROW_BUFFER / 2);
const MAX_SLICE_CHANNELS = 10;
const MAX_SLICE_WIDTH = CHANNEL_WIDTH * MAX_SLICE_CHANNELS + 1;
const NUMBER_ROW_WIDTH = 2 * CHAR_WIDTH + 1;
const props = defineProps<{
module: Misskey.entities.DriveFile
@ -159,6 +160,8 @@ const player = ref(new ChiptuneJsPlayer(new ChiptuneJsConfig()));
let nbChannels = 0;
let currentColumn = 0;
let currentSlidePos = 0;
let scrollTimerID = -1;
let maxChannelsInView = 10;
let buffer = null;
let isSeeking = false;
@ -198,7 +201,7 @@ const PERF_MONITOR = {
function bakeNumberRow() {
if (!numberRowCanvas.value && !numberRowParent.value) return;
numberRowCanvas.value.width = 2 * CHAR_WIDTH + 1;
numberRowCanvas.value.width = NUMBER_ROW_WIDTH;
numberRowCanvas.value.height = MAX_ROW_NUMBERS * CHAR_HEIGHT + 1;
numberRowPHTML = numberRowParent.value;
let ctx = numberRowCanvas.value.getContext('2d', { alpha: false }) as OffscreenCanvasRenderingContext2D;
@ -242,13 +245,13 @@ function setupCanvas() {
nbChannels = player.value.currentPlayingNode.nbChannels;
nbChannels = nbChannels > MAX_CHANNEL_LIMIT ? MAX_CHANNEL_LIMIT : nbChannels;
}
virtualCanvasWidth = 13 + CHANNEL_WIDTH * nbChannels + 2;
sliceWidth = MAX_SLICE_WIDTH > virtualCanvasWidth ? virtualCanvasWidth : maxChannelsInView * CHANNEL_WIDTH + 1;
virtualCanvasWidth = NUMBER_ROW_WIDTH + CHANNEL_WIDTH * nbChannels + 2;
sliceWidth = MAX_SLICE_WIDTH > virtualCanvasWidth ? virtualCanvasWidth : MAX_SLICE_WIDTH;
sliceHeight = HALF_BUFFER * CHAR_HEIGHT;
setupSlice(sliceCanvas1, sliceBackground1);
setupSlice(sliceCanvas2, sliceBackground2);
setupSlice(sliceCanvas3, sliceBackground3);
if (sliceDisplay.value) sliceDisplay.value.style.minWidth = (virtualCanvasWidth - CHANNEL_WIDTH) + 'px';
if (sliceDisplay.value) sliceDisplay.value.style.minWidth = (virtualCanvasWidth) + 'px';
} else {
nextTick(() => {
console.warn('SkModPlayer: Jumped to the next tick, is Vue ok?');
@ -490,9 +493,8 @@ function forceUpdateDisplay() {
if (noNode) player.value.play(buffer);
if (!patternHide.value) display(true);
if (noNode) player.value.togglePause();
if (currentColumn + maxChannelsInView >= nbChannels) return;
slices.forEach((sli) => {
sli.transform.x = currentColumn * CHANNEL_WIDTH + 1;
sli.transform.x = currentColumn * CHANNEL_WIDTH;
sli.updateStyleTransforms();
});
}
@ -502,10 +504,11 @@ function scrollHandler() {
if (!sliceDisplay.value.parentElement) return;
if (patternScrollSlider.value) {
patternScrollSliderPos.value = (sliceDisplay.value.parentElement.scrollLeft) / ((virtualCanvasWidth - CHANNEL_WIDTH) - sliceDisplay.value.parentElement.offsetWidth) * 100;
patternScrollSliderPos.value = sliceDisplay.value.parentElement.scrollLeft / (virtualCanvasWidth - sliceDisplay.value.parentElement.offsetWidth);
patternScrollSlider.value.style.opacity = '1';
}
const newColumn = Math.trunc((sliceDisplay.value.parentElement.scrollLeft - 13) / CHANNEL_WIDTH);
const newColumn = Math.trunc(sliceDisplay.value.parentElement.scrollLeft / CHANNEL_WIDTH);
currentSlidePos = sliceDisplay.value.parentElement.scrollLeft;
//debug('newColumn', newColumn, 'currentColumn', currentColumn, 'maxChannelsInView', maxChannelsInView, 'newColumn + MAX_SLICE_CHANNELS <= nbChannels', newColumn + maxChannelsInView <= nbChannels);
if (newColumn !== currentColumn && newColumn + maxChannelsInView <= nbChannels) {
currentColumn = newColumn;
@ -530,14 +533,19 @@ function handleScrollBarEnable() {
watch(patternScrollSliderPos, () => {
if (!sliceDisplay.value || !sliceDisplay.value.parentElement) return;
sliceDisplay.value.parentElement.scrollLeft = ((virtualCanvasWidth - CHANNEL_WIDTH) - sliceDisplay.value.parentElement.offsetWidth) * patternScrollSliderPos.value / 100;
sliceDisplay.value.parentElement.scrollLeft = (virtualCanvasWidth - sliceDisplay.value.parentElement.offsetWidth) * patternScrollSliderPos.value;
});
function resizeHandler(event: ResizeObserverEntry[]) {
if (event[0].contentRect.width === 0) return;
const newView = Math.ceil(event[0].contentRect.width / CHANNEL_WIDTH) + 1;
//if (newView !== maxChannelsInView) updateSliceSize();
if (newView > maxChannelsInView) forceUpdateDisplay();
/*
if (newView > maxChannelsInView) {
sliceDisplay.value.parentElement.scrollLeft = currentColumn * CHANNEL_WIDTH;
forceUpdateDisplay();
}
*/
maxChannelsInView = newView;
handleScrollBarEnable();
}
@ -599,10 +607,6 @@ html {
max-height: 312px; /* magic_number = CHAR_HEIGHT * rowBuffer, needs to be in px */
scrollbar-width: none;
&::-webkit-scrollbar {
display: none;
}
.slice_display {
display: flex;
position: relative;