machankura/mempool
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Fix blockchain scroll jumping

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This commit is contained in:
Mononaut
2023-09-20 03:07:35 +00:00
parent b645ad3fd8
commit 1a6a0c12ec
6 changed files with 53 additions and 27 deletions
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20
frontend/src/app/components/start/start.component.ts
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@@ -24,7 +24,7 @@ export class StartComponent implements OnInit, AfterViewChecked, OnDestroy {
timeLtrSubscription: Subscription;
timeLtr: boolean = this.stateService.timeLtr.value;
chainTipSubscription: Subscription;
chainTip: number = -1;
chainTip: number = 100;
tipIsSet: boolean = false;
lastMark: MarkBlockState;
markBlockSubscription: Subscription;
@@ -42,7 +42,7 @@ export class StartComponent implements OnInit, AfterViewChecked, OnDestroy {
blocksPerPage: number = 1;
pageWidth: number;
firstPageWidth: number;
minScrollWidth: number;
minScrollWidth: number = 40 + (155 * (8 + (2 * Math.ceil(window.innerWidth / 155))));
currentScrollWidth: number = null;
pageIndex: number = 0;
pages: any[] = [];
@@ -51,7 +51,7 @@ export class StartComponent implements OnInit, AfterViewChecked, OnDestroy {
lastUpdate: number = 0;
lastMouseX: number;
velocity: number = 0;
mempoolOffset: number | null = null;
mempoolOffset: number = null;
mempoolWidth: number = 0;
scrollLeft: number = null;
@@ -67,12 +67,13 @@ export class StartComponent implements OnInit, AfterViewChecked, OnDestroy {
this.isiOS = ['iPhone','iPod','iPad'].includes((navigator as any)?.userAgentData?.platform || navigator.platform);
}
ngOnInit(): void {
ngOnInit() {
this.firstPageWidth = 40 + (this.blockWidth * this.dynamicBlocksAmount);
this.blockCounterSubscription = this.stateService.blocks$.subscribe((blocks) => {
this.blockCount = blocks.length;
this.dynamicBlocksAmount = Math.min(this.blockCount, this.stateService.env.KEEP_BLOCKS_AMOUNT, 8);
this.firstPageWidth = 40 + (this.blockWidth * this.dynamicBlocksAmount);
this.minScrollWidth = 40 + (8 * this.blockWidth) + (this.pageWidth * 2);
if (this.blockCount <= Math.min(8, this.stateService.env.KEEP_BLOCKS_AMOUNT)) {
this.onResize();
}
@@ -181,7 +182,9 @@ export class StartComponent implements OnInit, AfterViewChecked, OnDestroy {
}
onMempoolOffsetChange(offset): void {
this.pendingOffset = offset;
if (offset !== this.mempoolOffset) {
this.pendingOffset = offset;
}
}
applyScrollLeft(): void {
@@ -198,11 +201,11 @@ export class StartComponent implements OnInit, AfterViewChecked, OnDestroy {
}
this.blockchainContainer.nativeElement.scrollLeft = this.scrollLeft;
}
this.cd.markForCheck();
this.cd.detectChanges();
}
applyPendingMarkArrow(): void {
if (this.pendingMark != null) {
if (this.pendingMark != null && this.pendingMark <= this.chainTip) {
if (this.pendingMark < 0) {
this.scrollToBlock(this.chainTip - this.pendingMark);
} else {
@@ -239,13 +242,14 @@ export class StartComponent implements OnInit, AfterViewChecked, OnDestroy {
this.blocksPerPage = Math.ceil(this.chainWidth / this.blockWidth);
this.pageWidth = this.blocksPerPage * this.blockWidth;
this.minScrollWidth = this.firstPageWidth + (this.pageWidth * 2);
this.minScrollWidth = 40 + (8 * this.blockWidth) + (this.pageWidth * 2);
if (firstVisibleBlock != null) {
this.scrollToBlock(firstVisibleBlock, offset);
} else {
this.updatePages();
}
this.cd.markForCheck();
}
onMouseDown(event: MouseEvent) {