305 lines
10 KiB
JavaScript
305 lines
10 KiB
JavaScript
/**
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* Theme: Attex - Responsive Tailwind CSS 3 Admin Dashboard
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* Author: Coderthemes
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* Module/App: Chartjs Bar
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*/
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class ChartjsBar {
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constructor() {
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this.body = document.getElementsByTagName('body')[0]
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this.charts = [];
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this.defaultColors = ["#3e60d5", "#47ad77", "#fa5c7c", "#ffbc00"];
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Chart.defaults.font.family = '-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif';
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Chart.defaults.color = "#8391a2";
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Chart.defaults.scale.grid.color = "#8391a2";
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}
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initborderRadiusExample() {
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var chartElement = document.getElementById('border-radius-example');
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var dataColors = chartElement.getAttribute('data-colors');
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var colors = dataColors ? dataColors.split(",") : this.defaultColors;
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var ctx = chartElement.getContext('2d');
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var chart = new Chart(ctx, {
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type: 'bar', data: {
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labels: ['Jan', 'Feb', 'March', 'April', 'May', 'June'], datasets: [{
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label: 'Fully Rounded',
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data: [12, -19, 14, -15, 12, -14],
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borderColor: colors[0],
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backgroundColor: hexToRGB(colors[0], .3),
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borderWidth: 2,
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borderRadius: Number.MAX_VALUE,
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borderSkipped: false,
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}, {
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label: 'Small Radius',
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data: [-10, 19, -15, -8, 12, -7],
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backgroundColor: hexToRGB(colors[1], .3),
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borderColor: colors[1],
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borderWidth: 2,
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borderRadius: 5,
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borderSkipped: false,
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}]
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}, options: {
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responsive: true, maintainAspectRatio: false,
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plugins: {
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legend: {
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display: false,
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position: 'top',
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},
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}, scales: {
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x: {
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grid: {
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display: false
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}
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}, y: {
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grid: {
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display: false
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}
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},
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}
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},
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});
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this.charts.push(chart);
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}
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initfloatingBarExample() {
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var chartElement = document.getElementById('floating-example');
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var dataColors = chartElement.getAttribute('data-colors');
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var colors = dataColors ? dataColors.split(",") : this.defaultColors
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var ctx = chartElement.getContext('2d');
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var chart = new Chart(ctx, {
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type: 'bar', data: {
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labels: ['Jan', 'Feb', 'March', 'April', 'May', 'June'], datasets: [{
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label: 'Fully Rounded', data: [12, -19, 14, -15, 12, -14], backgroundColor: colors[0],
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}, {
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label: 'Small Radius', data: [-10, 19, -15, -8, 12, -7], backgroundColor: colors[1],
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}]
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}, options: {
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responsive: true, maintainAspectRatio: false,
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plugins: {
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legend: {
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display: false,
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position: 'top',
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},
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}, scales: {
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x: {
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grid: {
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display: false
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}
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}, y: {
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grid: {
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display: false
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}
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},
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}
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},
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});
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this.charts.push(chart)
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}
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inithorizontalExample() {
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var chartElement = document.getElementById('horizontal-example');
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var dataColors = chartElement.getAttribute('data-colors');
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var colors = dataColors ? dataColors.split(",") : this.defaultColors
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var ctx = chartElement.getContext('2d');
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var chart = new Chart(ctx, {
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type: 'bar', data: {
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labels: ['Jan', 'Feb', 'March', 'April'], datasets: [{
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label: 'Fully Rounded',
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data: [12, -19, 14, -15],
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borderColor: colors[0],
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backgroundColor: hexToRGB(colors[0], 0.3),
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borderWidth: 1,
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}, {
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label: 'Small Radius',
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data: [-10, 19, -15, -8],
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backgroundColor: hexToRGB(colors[1], 0.3),
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borderColor: colors[1],
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borderWidth: 1,
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}]
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}, options: {
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indexAxis: 'y', responsive: true, maintainAspectRatio: false, plugins: {
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legend: {
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display: false,
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position: 'top',
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},
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}, scales: {
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x: {
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grid: {
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display: false
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}
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}, y: {
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grid: {
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display: false
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}
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},
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}
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},
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});
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this.charts.push(chart)
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}
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initstackedExample() {
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var chartElement = document.getElementById('stacked-example');
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var dataColors = chartElement.getAttribute('data-colors');
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var colors = dataColors ? dataColors.split(",") : this.defaultColors
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var ctx = chartElement.getContext('2d');
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var chart = new Chart(ctx, {
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type: 'bar', data: {
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labels: ['Jan', 'Feb', 'March', 'April'], datasets: [{
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label: 'Dataset 1', data: [12, -19, 14, -15], backgroundColor: colors[0],
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}, {
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label: 'Dataset 2', data: [-10, 19, -15, -8], backgroundColor: colors[1],
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}, {
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label: 'Dataset 3', data: [-10, 19, -15, -8], backgroundColor: colors[2],
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}]
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}, options: {
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responsive: true, maintainAspectRatio: false, plugins: {
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legend: {
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display: false,
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position: 'top',
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},
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}, scales: {
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x: {
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stacked: true,
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grid: {
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display: false
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}
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}, y: {
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stacked: true,
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grid: {
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display: false
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}
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},
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}
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},
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});
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this.charts.push(chart)
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}
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initgroupStackedExample() {
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var chartElement = document.getElementById('group-stack-example');
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var dataColors = chartElement.getAttribute('data-colors');
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var colors = dataColors ? dataColors.split(",") : this.defaultColors
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var ctx = chartElement.getContext('2d');
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var chart = new Chart(ctx, {
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type: 'bar', data: {
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labels: ['Jan', 'Feb', 'March', 'April'], datasets: [{
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label: 'Dataset 1', data: [12, -19, 14, -15], backgroundColor: colors[0], stack: 'Stack 0',
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}, {
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label: 'Dataset 2', data: [-10, 19, -15, -8], backgroundColor: colors[1], stack: 'Stack 0',
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}, {
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label: 'Dataset 3', data: [-10, 19, -15, -8], backgroundColor: colors[2], stack: 'Stack 1',
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}]
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}, options: {
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responsive: true, maintainAspectRatio: false, plugins: {
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legend: {
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display: false,
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position: 'top',
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},
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}, scales: {
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x: {
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stacked: true,
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grid: {
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display: false
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}
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}, y: {
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stacked: true,
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grid: {
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display: false
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}
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},
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}
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},
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});
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this.charts.push(chart)
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}
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initverticalExample() {
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var chartElement = document.getElementById('vertical-example');
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var dataColors = chartElement.getAttribute('data-colors');
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var colors = dataColors ? dataColors.split(",") : this.defaultColors
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var ctx = chartElement.getContext('2d');
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var chart = new Chart(ctx, {
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type: 'bar', data: {
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labels: ['Jan', 'Feb', 'March', 'April'], datasets: [{
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label: 'Dataset 1', data: [12, -19, 14, -15], backgroundColor: colors[0],
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}, {
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label: 'Dataset 2', data: [-10, 19, -15, -8], backgroundColor: colors[1],
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}]
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}, options: {
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responsive: true, maintainAspectRatio: false, plugins: {
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legend: {
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display: false,
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position: 'top',
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},
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}, scales: {
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x: {
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grid: {
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display: false
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}
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}, y: {
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grid: {
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display: false
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}
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},
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}
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},
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});
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this.charts.push(chart)
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}
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init() {
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this.initborderRadiusExample();
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this.initfloatingBarExample();
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this.inithorizontalExample();
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this.initstackedExample();
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this.initgroupStackedExample();
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this.initverticalExample();
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}
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}
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new ChartjsBar().init();
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/* utility function */
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function hexToRGB(hex, alpha) {
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var r = parseInt(hex.slice(1, 3), 16), g = parseInt(hex.slice(3, 5), 16), b = parseInt(hex.slice(5, 7), 16);
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if (alpha) {
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return "rgba(" + r + ", " + g + ", " + b + ", " + alpha + ")";
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} else {
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return "rgb(" + r + ", " + g + ", " + b + ")";
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}
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} |