ngx- chart库:如何在条形图中更改y轴和第一组之间的间距

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { BarVerticalModule } from '@swimlane/ngx-charts';

import { AppComponent } from './app.component';

@NgModule({
  declarations: [AppComponent],
  imports: [BrowserModule, BarVerticalModule],
  providers: [],
  bootstrap: [AppComponent]
})
export class AppModule {}

<ngx-charts-bar-vertical
  [view]="[400, 300]"
  [results]="chartData"
  [yAxis]="true"
  [showXAxisLabel]="true"
  [showYAxisLabel]="true"
  [xAxisLabel]="'X轴标签'"
  [yAxisLabel]="'Y轴标签'"
  [barPadding]="0.2"
></ngx-charts-bar-vertical>

import { Component } from '@angular/core';

@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.css']
})
export class AppComponent {
  chartData = [
    {
      name: '系列1',
      value: 10
    },
    {
      name: '系列2',
      value: 20
    },
    {
      name: '系列3',
      value: 15
    }
  ];
}