jqwidgets-framework/demos/Angular/src/pivotgrid/custom-rendering/app.component.ts

jQWidgets is an advanced Angular, Vue, Blazor, React, Web Components, jquery, ASP .NET MVC, Custom Elements and HTML5 UI framework.

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

@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.css']
})
export class AppComponent {
   constructor()
   {
      this.pivotDataSource = this.createPivotDataSource();
   }
   
   pivotDataSource: null;
   
   getWidth() : any {
		if (document.body.offsetWidth < 850) {
			return '90%';
		}
		
		return 850;
	}

   createPivotDataSource(): any {
      // prepare sample data
      let data = new Array();

      let firstNames =
      [
         "Andrew", "Nancy", "Shelley", "Regina", "Yoshi", "Antoni", "Mayumi", "Ian", "Peter", "Lars", "Petra", "Martin", "Sven", "Elio", "Beate", "Cheryl", "Michael", "Guylene"
      ];

      let lastNames =
      [
         "Fuller", "Davolio", "Burke", "Murphy", "Nagase", "Saavedra", "Ohno", "Devling", "Wilson", "Peterson", "Winkler", "Bein", "Petersen", "Rossi", "Vileid", "Saylor", "Bjorn", "Nodier"
      ];

      let productNames =
      [
         "Black Tea", "Green Tea", "Caffe Espresso", "Doubleshot Espresso", "Caffe Latte", "White Chocolate Mocha", "Cramel Latte", "Caffe Americano", "Cappuccino", "Espresso Truffle", "Espresso con Panna", "Peppermint Mocha Twist"
      ];

      let priceValues =
      [
         "2.25", "1.5", "3.0", "3.3", "4.5", "3.6", "3.8", "2.5", "5.0", "1.75", "3.25", "4.0"
      ];

      for (let i = 0; i < 500; i++) {
         let row = {};
         let productindex = Math.floor(Math.random() * productNames.length);
         let price = parseFloat(priceValues[productindex]);
         let quantity = 1 + Math.round(Math.random() * 10);

         row["firstname"] = firstNames[Math.floor(Math.random() * firstNames.length)];
         row["lastname"] = lastNames[Math.floor(Math.random() * lastNames.length)];
         row["productname"] = productNames[productindex];
         row["price"] = price;
         row["quantity"] = quantity;
         row["total"] = price * quantity;

         data[i] = row;
      }

      // create a data source and data adapter
      let source =
      {
         localdata: data,
         datatype: "array",
         datafields:
         [
            { name: 'firstname', type: 'string' },
            { name: 'lastname', type: 'string' },
            { name: 'productname', type: 'string' },
            { name: 'quantity', type: 'number' },
            { name: 'price', type: 'number' },
            { name: 'total', type: 'number' }
         ]
      };

      let dataAdapter = new jqx.dataAdapter(source);
      dataAdapter.dataBind();
      
      // create a pivot data source from the dataAdapter
      let pivotDataSource = new jqx.pivot(
         dataAdapter,
         {
            pivotValuesOnRows: false,
            rows: [{ dataField: 'firstname' }, { dataField: 'lastname'}],
            columns: [{ dataField: 'productname'}],
            filters: [
               {
                  dataField: 'productname',
                  filterFunction: function (value) {
                     if (value == "Black Tea" || value == "Green Tea")
                        return true;

                     return false;
                  }
               }
            ],
            values: [
               { dataField: 'price', 'function': 'sum', text: 'Sum', formatSettings: { prefix: '$', decimalPlaces: 2} },
               { dataField: 'price', 'function': 'count', text: 'Count' },
               { dataField: 'price', 'function': 'average', text: 'Average', formatSettings: { prefix: '$', decimalPlaces: 2} }
            ]
         }
      );
      
      return pivotDataSource;      
   }
   
   myItemsRenderer(pivotItem) : string {
      let backgroundColor = pivotItem.isColumn ? 'rgba(187, 232, 227, 255)' : 'rgba(203, 254, 187, 255)';
      if (pivotItem.isSelected)
         backgroundColor = pivotItem.isColumn ? 'rgba(167, 212, 207, 255)' : 'rgba(183, 234, 157, 255)';

      let sortElement = '';
      if (pivotItem.hierarchy.getSortItem() == pivotItem)
      {
         let elementClass = pivotItem.hierarchy.getSortOrder() == 'desc' ? "jqx-icon-arrow-down" : "jqx-icon-arrow-up";
         sortElement = "<div id='sortElement' class='" + elementClass + "' style='position: relative; float: right; margin-right: 0px; width: 16px; height: 100%; line-height: 100%;'></div>";
      }

      return "<div style='background: "
         +  backgroundColor
         + "; width: calc(100% - 8px); height: calc(100% - 8px); padding: 4px;'>"
         + pivotItem.text
         + sortElement
         + "</div>";
   }
   
   myCellsRenderer(pivotCell): string {

      let colors = ['rgba(248, 105, 107, 255)', 'rgba(250,170,120,255)', 'rgba(255,230,130,255)', 'rgba(175,215,130,255)', 'rgba(100,190,120,255)'];
      let selectedColors = ['rgba(228, 85, 87, 255)', 'rgba(230,150,100,255)', 'rgba(235,210,110,255)', 'rgba(155,195,110,255)', 'rgba(80,170,100,255)'];

      let val = Math.min(pivotCell.value, 20);
      let backgroundColor = pivotCell.isSelected ? selectedColors[Math.round(val / 5)] : colors[Math.round(val / 5)];

      if (pivotCell.pivotColumn.text != 'Sum')
         backgroundColor = pivotCell.isSelected  ? 'rgba(225, 225, 225, 255)' : 'rgba(255, 255, 255, 255)';

      if (pivotCell.isSelected)
         backgroundColor 

      let cellText = pivotCell.value == 0 ? '' : pivotCell.formattedValue;

      return "<div style='background: " + backgroundColor + "; width: calc(100%-8px); height: 100%; padding: 4px; margin: 0px;'>" + cellText + "</div>";
   }
   
}