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May 8, 2025
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feat(charts): implementa chart do tipo pie #2476

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40 changes: 40 additions & 0 deletions projects/ui/src/lib/components/po-chart-new/po-chart-grid-utils.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@ export class PoChartGridUtils {
fontFamily: this.component.getCSSVariable('--font-family-grid', '.po-chart'),
fontSize: tokenFontSizeGrid || 12,
fontWeight: Number(this.component.getCSSVariable('--font-weight-grid', '.po-chart')),
color: this.component.getCSSVariable('--color-legend', '.po-chart'),
rotate: this.component.options?.axis?.rotateLegend,
interval: 0,
width: 72,
Expand All @@ -50,6 +51,7 @@ export class PoChartGridUtils {
margin: 10,
fontFamily: this.component.getCSSVariable('--font-family-grid', '.po-chart'),
fontSize: tokenFontSizeGrid || 12,
color: this.component.getCSSVariable('--color-legend', '.po-chart'),
fontWeight: Number(this.component.getCSSVariable('--font-weight-grid', '.po-chart'))
},
splitLine: {
Expand Down Expand Up @@ -134,10 +136,48 @@ export class PoChartGridUtils {
color: color
};
serie.emphasis = { focus: 'series' };
serie.blur = {
itemStyle: { opacity: 0.4 }
};
this.component.boundaryGap = true;
}
}

setListTypePie() {
let radius = '85%';
let positionHorizontal;
if (this.component.options?.legend === false) {
radius = '95%';
positionHorizontal = '50%';
} else {
positionHorizontal = this.component.options?.legendVerticalPosition === 'top' ? '54%' : '46%';
}
this.component.listTypePie = [
{
type: 'pie',
center: ['50%', positionHorizontal],
radius: radius,
emphasis: { focus: 'self' },
data: [],
blur: { itemStyle: { opacity: 0.4 } }
}
];
}

setSerieTypePie(serie: any, color: string) {
if (this.component.listTypePie?.length) {
const borderWidth = this.resolvePx('--border-width-sm');
const borderColor = this.component.getCSSVariable('--border-color', '.po-chart');
const seriePie = {
name: serie.name,
value: serie.data,
itemStyle: { borderWidth: borderWidth, borderColor: borderColor, color: color },
label: { show: false }
};
this.component.listTypePie[0].data.push(seriePie);
}
}

resolvePx(size: string, selector?: string): number {
const token = this.component.getCSSVariable(size, selector);
if (token.endsWith('px')) {
Expand Down
53 changes: 53 additions & 0 deletions projects/ui/src/lib/components/po-chart-new/po-chart-grid.utils.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -85,4 +85,57 @@ describe('PoChartGridUtils', () => {
expect(option.xAxis['axisLabel'].overflow).toBe('break');
});
});

describe('setListPie', () => {
it('should set pie config with radius 95% and center 50% 50% when legend is false', () => {
utils['component'].options = { legend: false } as any;

utils.setListTypePie();

expect(utils['component'].listTypePie).toEqual([
{
type: 'pie',
center: ['50%', '50%'],
radius: '95%',
emphasis: { focus: 'self' },
data: [],
blur: { itemStyle: { opacity: 0.4 } }
}
]);
});

it('should set pie config with center 50% 54% when legendVerticalPosition is top', () => {
utils['component'].options = { legend: true, legendVerticalPosition: 'top' } as any;

utils.setListTypePie();

expect(utils['component'].listTypePie).toEqual([
{
type: 'pie',
center: ['50%', '54%'],
radius: '85%',
emphasis: { focus: 'self' },
data: [],
blur: { itemStyle: { opacity: 0.4 } }
}
]);
});

it('should set pie config with center 50% 46% when legendVerticalPosition is not top', () => {
utils['component'].options = { legend: true, legendVerticalPosition: 'bottom' } as any;

utils.setListTypePie();

expect(utils['component'].listTypePie).toEqual([
{
type: 'pie',
center: ['50%', '46%'],
radius: '85%',
emphasis: { focus: 'self' },
data: [],
blur: { itemStyle: { opacity: 0.4 } }
}
]);
});
});
});
8 changes: 6 additions & 2 deletions projects/ui/src/lib/components/po-chart-new/po-chart-new.component.html
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Original file line number Diff line number Diff line change
@@ -1,7 +1,11 @@
<div *ngIf="series.length" [class.expanded]="isExpanded" id="chart-container">
<div class="po-chart-header">
<div class="po-chart-header-title po-lg-9 po-md-8 po-sm-6" style="padding: 0">
<strong> {{ title }} </strong>
<div
class="po-chart-header-title po-lg-9 po-md-8 po-sm-6"
[p-tooltip]="tooltipTitle"
(mouseover)="showTooltipTitle($event)"
>
{{ title }}
</div>

<div class="po-chart-header-actions po-lg-3 po-md-4 po-sm-6">
Expand Down
133 changes: 87 additions & 46 deletions projects/ui/src/lib/components/po-chart-new/po-chart-new.component.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -122,6 +122,29 @@ describe('PoChartNewComponent', () => {
expect(component).toBeTruthy();
});

it('should show tooltip only when content overflows', () => {
const event: any = {
target: document.createElement('div')
};

const element = event.target as HTMLElement;

// Simula overflow
Object.defineProperty(element, 'scrollWidth', { value: 150, configurable: true });
Object.defineProperty(element, 'offsetWidth', { value: 100, configurable: true });

component.title = 'Long Title';
component.showTooltipTitle(event);
expect(component['tooltipTitle']).toBe('Long Title');

// Simula conteúdo sem overflow
Object.defineProperty(element, 'scrollWidth', { value: 80 });
Object.defineProperty(element, 'offsetWidth', { value: 100 });

component.showTooltipTitle(event);
expect(component['tooltipTitle']).toBeUndefined();
});

describe('Lifecycle hooks:', () => {
it('ngAfterViewInit: should initialize echarts', () => {
spyOn(component, <any>'initECharts');
Expand Down Expand Up @@ -399,6 +422,35 @@ describe('PoChartNewComponent', () => {
expect(component.seriesHover.emit).not.toHaveBeenCalled();
});

it('should emit seriesClick event when clicking on the chart if params.seriesName is undefined', () => {
component['chartInstance'] = {
on: jasmine.createSpy('on')
} as any;

spyOn(component.seriesClick, 'emit');
spyOn(component.seriesHover, 'emit');

component['initEChartsEvents']();

expect(component['chartInstance'].on).toHaveBeenCalledWith('click', jasmine.any(Function));

const clickCallback = component['chartInstance'].on.calls.argsFor(0)[1];

const mockParams = { value: 100, name: 'Name X' };
clickCallback(mockParams);

const mouseoverCallback = component['chartInstance'].on.calls.argsFor(1)[1];

const mockParamsMouse = {};
mouseoverCallback(mockParamsMouse);

expect(component.seriesClick.emit).toHaveBeenCalledWith({
label: 'Name X',
data: 100
});
expect(component.seriesHover.emit).not.toHaveBeenCalled();
});

it('should emit seriesHover event when hovering over a series', () => {
const tooltipElement = document.createElement('div');
tooltipElement.id = 'custom-tooltip';
Expand Down Expand Up @@ -465,7 +517,7 @@ describe('PoChartNewComponent', () => {
on: jasmine.createSpy('on')
} as any;

spyOn(component.poTooltip, 'toggleTooltipVisibility');
spyOn(component.poTooltip.last, 'toggleTooltipVisibility');

component['initEChartsEvents']();

Expand All @@ -475,7 +527,7 @@ describe('PoChartNewComponent', () => {

mouseoutCallback();

expect(component.poTooltip.toggleTooltipVisibility).toHaveBeenCalledWith(false);
expect(component.poTooltip.last.toggleTooltipVisibility).toHaveBeenCalledWith(false);
});

it('should set tooltipText as "seriesName: value" when tooltip is not defined', () => {
Expand Down Expand Up @@ -524,7 +576,7 @@ describe('PoChartNewComponent', () => {

mouseoverCallback(mockParamsNoSeriesName);

expect(component.tooltipText.replace(/\s/g, '')).toBe('CategoriaSemNome<b>99</b>'.replace(/\s/g, ''));
expect(component.tooltipText.replace(/\s/g, '')).toBe('CategoriaSemNome:<b>99</b>'.replace(/\s/g, ''));
});
});

Expand Down Expand Up @@ -735,9 +787,11 @@ describe('PoChartNewComponent', () => {

const result = component['setSeries']();

expect(result.length).toBe(2);
expect(result.length).toBe(1);
expect(result[0].type).toBe('pie');
expect(result[0].name).toBe('Serie 1');
expect(result[0].data[0].name).toBe('Serie 1');
expect(result[0].data[1].name).toBe('Serie 2');
expect(result[0].data.length).toBe(2);
});

it('should transform series correctly with default configurations', () => {
Expand Down Expand Up @@ -1013,6 +1067,33 @@ describe('PoChartNewComponent', () => {

expect(component['setTableColumns']).not.toHaveBeenCalled();
});

it('should set Series if type is Pie', () => {
component.type = PoChartType.Pie;
component.series = [
{ data: 80, label: 'Pie Value 1' },
{ data: 20, label: 'Pie Value 2' }
];
component['chartInstance'] = {
getOption: jasmine.createSpy('getOption').and.returnValue({
series: [
{
name: 'Série A',
data: [
{ name: 'Pie Value 1', value: 80 },
{ name: 'Pie Value 2', value: 20 }
]
}
]
})
} as any;
spyOn(component as any, 'setTableColumns');

component['setTableProperties']();

expect(component['setTableColumns']).not.toHaveBeenCalled();
expect(component['itemsTable']).toEqual([{ 'Série': '-', 'Pie Value 1': 80, 'Pie Value 2': 20 }]);
});
});

describe('setTableColumns:', () => {
Expand Down Expand Up @@ -1055,6 +1136,7 @@ describe('PoChartNewComponent', () => {
{ serie: 'Série 1', valor1: 10, valor2: undefined },
{ serie: 'Série 2', valor1: 30 }
];
component['columnsTable'] = [{ property: 'serie' }, { property: 'valor1' }, { property: 'valor2' }];
component.options = {} as any;

component['downloadCsv']();
Expand Down Expand Up @@ -1192,47 +1274,6 @@ describe('PoChartNewComponent', () => {
expect(component['setHeaderProperties']).not.toHaveBeenCalled();
});

// it('should create and download a PNG image correctly', done => {
// const chartElement = document.createElement('div');
// chartElement.style.width = '800px';
// chartElement.style.height = '600px';

// const headerElement = document.createElement('div');
// headerElement.style.height = '50px';

// const mockImage = new Image();
// const canvas = document.createElement('canvas');
// const ctx = canvas.getContext('2d');
// spyOn(canvas, 'getContext').and.returnValue(ctx);

// const link = document.createElement('a');
// spyOn(document, 'createElement').and.callFake((tag: string) => {
// if (tag === 'canvas') return canvas;
// if (tag === 'a') return link;
// return document.createElement(tag);
// });

// spyOn(canvas, 'toDataURL').and.returnValue('data:image/png;base64,fakeImageData');
// spyOn(link, 'click');

// component['configureImageCanvas']('png', mockImage);

// setTimeout(() => {
// mockImage.onload?.(new Event('load'));
// }, 100);

// setTimeout(() => {
// try {
// expect(link.href).toBe('data:image/png;base64,fakeImageData');
// expect(link.download).toBe('grafico-exportado.png');
// expect(link.click).toHaveBeenCalled();
// done();
// } catch (error) {
// done.fail(error);
// }
// }, 300);
// });

it('should create and download a PNG image correctly', done => {
const chartElement = document.createElement('div');
chartElement.style.width = '800px';
Expand Down
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