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limit number of lines in tx svg diagram

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Mononaut 2022-09-16 20:48:07 +00:00
parent 0694e71b14
commit 5e1ca44a7f
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1 changed files with 32 additions and 6 deletions
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38
frontend/src/app/components/tx-bowtie-graph/tx-bowtie-graph.component.ts
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@ -7,6 +7,13 @@ interface SvgLine {
class?: string;
}
interface Xput {
type: 'input' | 'output' | 'fee';
value?: number;
}
const lineLimit = 250;
@Component({
selector: 'tx-bowtie-graph',
templateUrl: './tx-bowtie-graph.component.html',
@ -24,6 +31,7 @@ export class TxBowtieGraphComponent implements OnInit, OnChanges {
inputs: SvgLine[];
outputs: SvgLine[];
middle: SvgLine;
midWidth: number;
isLiquid: boolean = false;
gradientColors = {
@ -44,6 +52,7 @@ export class TxBowtieGraphComponent implements OnInit, OnChanges {
ngOnInit(): void {
this.isLiquid = (this.network === 'liquid' || this.network === 'liquidtestnet');
this.gradient = this.gradientColors[this.network];
this.midWidth = Math.min(50, Math.ceil(this.width / 20));
this.initGraph();
}
@ -55,17 +64,34 @@ export class TxBowtieGraphComponent implements OnInit, OnChanges {
initGraph(): void {
const totalValue = this.calcTotalValue(this.tx);
const voutWithFee = this.tx.vout.map(v => { return { type: v.scriptpubkey_type === 'fee' ? 'fee' : 'output', value: v?.value }; });
let voutWithFee = this.tx.vout.map(v => { return { type: v.scriptpubkey_type === 'fee' ? 'fee' : 'output', value: v?.value } as Xput; });
if (this.tx.fee && !this.isLiquid) {
voutWithFee.unshift({ type: 'fee', value: this.tx.fee });
}
this.inputs = this.initLines('in', this.tx.vin.map(v => { return {type: 'input', value: v?.prevout?.value }; }), totalValue, this.maxStrands);
let truncatedInputs = this.tx.vin.map(v => { return {type: 'input', value: v?.prevout?.value } as Xput; });
if (truncatedInputs.length > lineLimit) {
const valueOfRest = truncatedInputs.slice(lineLimit).reduce((r, v) => {
return r + (v.value || 0);
}, 0);
truncatedInputs = truncatedInputs.slice(0, lineLimit);
truncatedInputs.push({ type: 'input', value: valueOfRest });
}
if (voutWithFee.length > lineLimit) {
const valueOfRest = voutWithFee.slice(lineLimit).reduce((r, v) => {
return r + (v.value || 0);
}, 0);
voutWithFee = voutWithFee.slice(0, lineLimit);
voutWithFee.push({ type: 'output', value: valueOfRest });
}
this.inputs = this.initLines('in', truncatedInputs, totalValue, this.maxStrands);
this.outputs = this.initLines('out', voutWithFee, totalValue, this.maxStrands);
this.middle = {
path: `M ${(this.width / 2) - 50} ${(this.height / 2) + 0.5} L ${(this.width / 2) + 50} ${(this.height / 2) + 0.5}`,
path: `M ${(this.width / 2) - this.midWidth} ${(this.height / 2) + 0.5} L ${(this.width / 2) + this.midWidth} ${(this.height / 2) + 0.5}`,
style: `stroke-width: ${this.combinedWeight + 0.5}; stroke: ${this.gradient[1]}`
};
}
@ -95,7 +121,7 @@ export class TxBowtieGraphComponent implements OnInit, OnChanges {
}
}
initLines(side: 'in' | 'out', xputs: { type: string, value: number | void }[], total: number, maxVisibleStrands: number): SvgLine[] {
initLines(side: 'in' | 'out', xputs: Xput[], total: number, maxVisibleStrands: number): SvgLine[] {
if (!total) {
const weights = xputs.map((put): number => this.combinedWeight / xputs.length);
return this.linesFromWeights(side, xputs, weights, maxVisibleStrands);
@ -116,7 +142,7 @@ export class TxBowtieGraphComponent implements OnInit, OnChanges {
}
}
linesFromWeights(side: 'in' | 'out', xputs: { type: string, value: number | void }[], weights: number[], maxVisibleStrands: number) {
linesFromWeights(side: 'in' | 'out', xputs: Xput[], weights: number[], maxVisibleStrands: number) {
const lines = [];
// actual displayed line thicknesses
const minWeights = weights.map((w) => Math.max(this.minWeight - 1, w) + 1);
@ -158,7 +184,7 @@ export class TxBowtieGraphComponent implements OnInit, OnChanges {
makePath(side: 'in' | 'out', outer: number, inner: number, weight: number): string {
const start = side === 'in' ? (weight * 0.5) : this.width - (weight * 0.5);
const center = this.width / 2 + (side === 'in' ? -45 : 45 );
const center = this.width / 2 + (side === 'in' ? -(this.midWidth * 0.9) : (this.midWidth * 0.9) );
const midpoint = (start + center) / 2;
// correct for svg horizontal gradient bug
if (Math.round(outer) === Math.round(inner)) {