pie-chart-widget.component.ts
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///
/// Copyright © 2016-2024 The Thingsboard Authors
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
import { Component, Input, OnInit, TemplateRef, ViewChild, ViewEncapsulation } from '@angular/core';
import { WidgetContext } from '@home/models/widget-component.models';
import { WidgetComponent } from '@home/components/widget/widget.component';
import { TranslateService } from '@ngx-translate/core';
import { TbPieChart } from '@home/components/widget/lib/chart/pie-chart';
import {
LatestChartComponent,
LatestChartComponentCallbacks
} from '@home/components/widget/lib/chart/latest-chart.component';
import {
pieChartWidgetDefaultSettings,
pieChartWidgetPieChartSettings,
PieChartWidgetSettings
} from '@home/components/widget/lib/chart/pie-chart-widget.models';
@Component({
selector: 'tb-pie-chart-widget',
templateUrl: './latest-chart-widget.component.html',
styleUrls: [],
encapsulation: ViewEncapsulation.None
})
export class PieChartWidgetComponent implements OnInit {
@ViewChild('latestChart')
latestChart: LatestChartComponent;
@Input()
ctx: WidgetContext;
@Input()
widgetTitlePanel: TemplateRef<any>;
settings: PieChartWidgetSettings;
callbacks: LatestChartComponentCallbacks;
constructor(private widgetComponent: WidgetComponent,
private translate: TranslateService) {
}
ngOnInit(): void {
this.ctx.$scope.pieChartWidget = this;
this.settings = {...pieChartWidgetDefaultSettings, ...this.ctx.settings};
this.callbacks = {
createChart: (chartShape, renderer) => {
const settings = pieChartWidgetPieChartSettings(this.settings);
return new TbPieChart(this.ctx, settings, chartShape.nativeElement, renderer, this.translate, true);
},
onItemClick: ($event: Event, item) => {
const descriptors = this.ctx.actionsApi.getActionDescriptors('sliceClick');
if ($event && descriptors.length) {
$event.stopPropagation();
const datasource = item.datasource;
const entityId = datasource ? datasource.entity?.id : null;
const entityName = datasource ? datasource.entityName : null;
const entityLabel = datasource ? datasource.entityLabel : null;
this.ctx.actionsApi.handleWidgetAction($event, descriptors[0], entityId, entityName, item, entityLabel);
}
}
};
}
public onInit() {
this.latestChart?.onInit();
}
public onDataUpdated() {
this.latestChart?.onDataUpdated();
}
}