saas-platform/frontend/saas-web/app/view/home/charts/MonthPurchase.js

Ext.define('saas.view.home.charts.MonthPurchase', {
    extend: 'saas.view.core.chart.ChartBase',
    xtype: 'month-purchase',

    id: 'month-purchase',

    initComponent: function() {
        var me = this;

        Ext.apply(me, {
            items: [{
                xtype: 'cartesian',
                colors: [
                    '#34BAF6'
                ],
                bind: {
                    store: '{month_purchase}',
                    captions: {
                        title: {
                            text: '本月采购额（万元）：{month_purchase_amount}',
                            style: {
                                'font-size': '14px',
                                'color': '#485465',
                                'letter-spacing': '-0.07px'
                            },
                            align: 'left'
                        }
                    },
                },
                axes: [{
                    type: 'category',
                    fields: [
                        'x'
                    ],
                    position: 'bottom'
                },{
                    type: 'numeric',
                    fields: [
                        'y'
                    ],
                    position: 'left'
                }],
                series: [{
                    type: 'bar',
                    xField: 'x',
                    yField: [
                        'y'
                    ],
                    tooltip: {
                        trackMouse: true,
                        renderer: me.onBarTipRender
                    }
                }]
            }]
        });

        me.callParent(arguments);
    },

    onBarTipRender: function (tooltip, record, item) {
        tooltip.setHtml(record.get('x') + ': ' + record.get('y') + '万元');
    },

});