부트스트랩 (16) chart.js 로 차트 그리기

Frameworks/Bootstrap 2019. 7. 17. 11:03

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chart.js 로 차트 그리기

getting-started 에 들어가서 script 링크를 헤더에 붙여넣는다.

Getting Started · Chart.js documentation

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www.chartjs.org

 <!-- 차트 링크 -->
  <script src="https://cdn.jsdelivr.net/npm/chart.js@2.8.0"></script>

// 자바스크립트로 다음중 하나를 사용합니다.
var ctx = document.getElementById('myChart'); 
var ctx = document.getElementById('myChart').getContext('2d'); 
var ctx = $('#myChart');    // jQuery 사용
var ctx = 'myChart';

바타입 HTML

<!DOCTYPE html>
<html lang="en">
<!-- <html lang="en" style="height: 100%"> -->

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>부트스트랩 차트그리기</title>
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
    integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
  <!-- 차트 링크 -->
  <script src="https://cdn.jsdelivr.net/npm/chart.js@2.8.0"></script>
</head>

<body>
  <div class="container">
    <canvas id="myChart"></canvas>
  </div>

  <!-- 부트스트랩 -->
  <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"
    integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo"
    crossorigin="anonymous"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"
    integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1"
    crossorigin="anonymous"></script>
  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"
    integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM"
    crossorigin="anonymous"></script>
  <!-- 차트 -->
  <script>
    var ctx = document.getElementById('myChart');
    var myChart = new Chart(ctx, {
      type: 'bar',
      data: {
        labels: ['Red', 'Blue', 'Yellow', 'Green', 'Purple', 'Orange'],
        datasets: [{
          label: '# of Votes',
          data: [12, 19, 3, 5, 2, 3],
          backgroundColor: [
            'rgba(255, 99, 132, 0.2)',
            'rgba(54, 162, 235, 0.2)',
            'rgba(255, 206, 86, 0.2)',
            'rgba(75, 192, 192, 0.2)',
            'rgba(153, 102, 255, 0.2)',
            'rgba(255, 159, 64, 0.2)'
          ],
          borderColor: [
            'rgba(255, 99, 132, 1)',
            'rgba(54, 162, 235, 1)',
            'rgba(255, 206, 86, 1)',
            'rgba(75, 192, 192, 1)',
            'rgba(153, 102, 255, 1)',
            'rgba(255, 159, 64, 1)'
          ],
          borderWidth: 1
        }]
      },
      options: {
        scales: {
          yAxes: [{
            ticks: {
              beginAtZero: true
            }
          }]
        }
      }
    });

  </script>
</body>

</html>

라인타입 HTML

<!DOCTYPE html>
<html lang="en">
<!-- <html lang="en" style="height: 100%"> -->

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>부트스트랩 차트그리기</title>
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
    integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
  <!-- 차트 링크 -->
  <script src="https://cdn.jsdelivr.net/npm/chart.js@2.8.0"></script>
</head>

<body>
  <div class="container">
    <canvas id="myChart"></canvas>
  </div>

  <!-- 부트스트랩 -->
  <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"
    integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo"
    crossorigin="anonymous"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"
    integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1"
    crossorigin="anonymous"></script>
  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"
    integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM"
    crossorigin="anonymous"></script>
  <!-- 차트 -->
  <script>
    var ctx = document.getElementById('myChart').getContext('2d');
    var chart = new Chart(ctx, {
      // 챠트 종류를 선택
      type: 'line',

      // 챠트를 그릴 데이타
      data: {
        labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
        datasets: [{
          label: 'My First dataset',
          backgroundColor: 'transparent',
          borderColor: 'red',
          data: [0, 10, 5, 2, 20, 30, 45]
        }]
      },
      // 옵션
      options: {}
    });
  </script>
</body>

</html>

 data: {
        labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
        datasets: [{
          label: 'My First dataset',
          backgroundColor: 'transparent',
          borderColor: 'red',
          data: [0, 10, 5, 2, 20, 30, 45]
        }]
      },
      // 옵션
      options: {
        legend: {
          display: false
        },
        title: {
          display : true,
          text: '라인차트 제목'
        }
      }
    });

그래프 카드 안에 넣기

<div class="container">
      <div class="row my-3">
          <div class="col">
              <h4>Bootstrap 4 Chart.js - Line Chart</h4>
          </div>
      </div>
      <div class="row my-2">
          <div class="col">
              <div class="card">
                  <div class="card-body">
                      <canvas id="myChart" height="100"></canvas>
                  </div>
              </div>
          </div>
      </div>
  </div>

다중 차트

const colors = ['red','yellow','blue','#c3e6cb','#dc3545','#6c757d'];
var chBar = document.getElementById("myChart");
  var chartData = {
    labels: ["S", "M", "T", "W", "T", "F", "S"],
    datasets: [{
    data: [589, 445, 483, 503, 689, 692, 634],
    backgroundColor: colors[0]
    },
    {
      data: [209, 245, 383, 403, 589, 692, 580],
      backgroundColor: colors[1]
    },
    {
      data: [489, 135, 483, 290, 189, 603, 600],
      backgroundColor: colors[2]
    },
    {
      data: [639, 465, 493, 478, 589, 632, 674],
      backgroundColor: colors[4]
    }]
  };
  var myChart = new Chart(chBar, {
    // 챠트 종류를 선택
    type: 'bar',

    // 챠트를 그릴 데이타
    data: chartData,

    // 옵션
    options: {
      legend: {
        display: false
      }
    }
  });

// chart colors
const colors = ['red','yellow','blue','#c3e6cb','#dc3545','#6c757d'];
// const datas = [589, 445, ...] 선언하고 아래서 datas 변수만 써줘도 된다.

var ctx = document.getElementById('myChart');

var chartData = {
  labels: ["S", "M", "T", "W", "T", "F", "S"],
  datasets: [{
    data: [589, 445, 483, 503, 689, 692, 634],
    backgroundColor: 'transparent',
    borderColor: colors[2],
    borderWidth: 3,
    pointBackgroundColor: colors[0]
  },
  {
    data: [346, 503, 609, 503, 589, 483, 445],
    backgroundColor: colors[1],
    borderColor: colors[0],
    borderWidth: 3,
    pointBackgroundColor: colors[0]
  }
  ]
};

var myChart = new Chart(ctx, {
    // 챠트 종류를 선택
    type: 'line',

    // 챠트를 그릴 데이타
    data: chartData,

    // 옵션
    options: {
      legend: {
        display: false
      }
    }
});

<!DOCTYPE html>
<html lang="en">
<!-- <html lang="en" style="height: 100%"> -->

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>부트스트랩 차트그리기</title>
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
    integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
  <!-- 차트 링크 -->
  <script src="https://cdn.jsdelivr.net/npm/chart.js@2.8.0"></script>
</head>

<body>
  <div class="container">
      <div class="row my-3">
          <div class="col">
              <h4>Bootstrap 4 Chart.js - Chart</h4>
          </div>
      </div>
      <div class="row my-2">
          <div class="col-md-6">
              <div class="card">
                  <div class="card-body">
                      <canvas class="myChart"></canvas>
                  </div>
                  <div class="card-body text-center text-align-center">
                    <h3>Multi</h3>
                  </div>
              </div>
          </div>
      </div>
      <div class="row my-2">
          <div class="col-md-6">
              <div class="card">
                  <div class="card-body">
                      <canvas class="myChart"></canvas>
                  </div>
                  <div class="card-body text- text-">
                    <h3>Pie</h3>
                  </div>
              </div>
          </div>
      </div>
  </div>
  <!-- 부트스트랩 -->
  <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"
    integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo"
    crossorigin="anonymous"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"
    integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1"
    crossorigin="anonymous"></script>
  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"
    integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM"
    crossorigin="anonymous"></script>
  <!-- 차트 -->
  <script>
  const mydata = [10, 20, 30, 40];
  const mydataHalf = [5, 10, 20, 7];
  // var ctx = document.getElementById("myChart");
  var ctx = document.getElementsByClassName("myChart");

  var mixedChart = {
    type: 'bar',
    labels: ['1', '2', '3', '4'],
    datasets : [
      {
        label: 'Bar Dataset',
        data : mydata,
        backgroundColor: 'rgba(256, 0, 0, 0.1)'
      },
      {
        label: 'Line Dataset',
        data: mydataHalf,
        backgroundColor: 'transparent',
        borderColor: 'skyblue',
        type: 'line'
      }
    ]
    };
    var myChart = new Chart(ctx, {
      type: 'bar',
      data: mixedChart,
      options: {
        legend: {
          display: true
        }
      }
    });  
    // var myChart = new Chart(ctx, {
    //   type: 'bar',
    //   data: mixedChart,
    //   options: {
    //     legend: {
    //       display: true
    //     }
    //   }
    // });
  </script>
</body>
</html>

도넛 그래프, 원형 그래프 (차트)

<!DOCTYPE html>
<html lang="en">
<!-- <html lang="en" style="height: 100%"> -->

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>부트스트랩 차트그리기</title>
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
    integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
  <!-- 차트 링크 -->
  <script src="https://cdn.jsdelivr.net/npm/chart.js@2.8.0"></script>
</head>

<body>
    <div class="container">
        <div class="row my-3">
            <div class="col-12">
                <h4>Bootstrap 4 Chart.js - Chart</h4>
            </div>
        </div>
        <div class="row my-2">
            <div class="col-lg-6">
                <div class="card">
                    <div class="card-body">
                        <canvas id="myChart1"></canvas>
                    </div>
                    <div class="card-footer text-center text-dark">
                      <h3>Pie</h3>
                    </div>
                </div>
            </div>
            <div class="col-lg-6">
                <div class="card">
                    <div class="card-body">
                        <canvas id="myChart2"></canvas>
                    </div>
                    <div class="card card-body text-center bg-primary">
                      <h3>Doughnut</h3>
                    </div>
                </div>
            </div>
        </div>
    </div>
  <!-- 부트스트랩 -->
  <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"
    integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo"
    crossorigin="anonymous"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"
    integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1"
    crossorigin="anonymous"></script>
  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"
    integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM"
    crossorigin="anonymous"></script>
  <!-- 차트 -->
  <script>
  data = {
        datasets: [{
            backgroundColor: ['red','yellow','blue'],
            data: [10, 20, 30]
        }],       
        // 라벨의 이름이 툴팁처럼 마우스가 근처에 오면 나타남
        labels: ['red','yellow','blue'] 
    };

  // 가운데 구멍이 없는 파이형 차트
  var ctx1 = document.getElementById("myChart1");
  var myPieChart = new Chart(ctx1, {
      type: 'pie',
      data: data,
      options: {}
  });
  // 도넛형 차트
  var ctx2 = document.getElementById("myChart2");
  var myDoughnutChart = new Chart(ctx2, {
      type: 'doughnut',
      data: data,
      options: {}
  });
  </script>
</body>

</html>

도넛 형태의 그래프 두께 조절하기

파이 타입으로 만든 뒤 cutoutPercentage 옵션에서 숫자로 조절한다.

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>부트스트랩 차트그리기</title>
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
    integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
  <!-- 차트 링크 -->
  <script src="https://cdn.jsdelivr.net/npm/chart.js@2.8.0"></script>
</head>
<body>
    <div class="container">
        <div class="row my-3">
            <div class="col">
                <h4>Bootstrap 4 Chart.js - pie to donut</h4>
            </div>
        </div>
        <div class="row py-2">
            <div class="col-md-4 py-1">
                <div class="card">
                    <div class="card-body">
                        <canvas id="chDonut1"></canvas>
                    </div>
                </div>
            </div>
            <div class="col-md-4 py-1">
                <div class="card">
                    <div class="card-body">
                        <canvas id="chDonut2"></canvas>
                    </div>
                </div>
            </div>
            <div class="col-md-4 py-1">
                <div class="card">
                    <div class="card-body">
                        <canvas id="chDonut3"></canvas>
                    </div>
                </div>
            </div>
        </div>
      </div>
  <!-- 부트스트랩 -->
  <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"
    integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo"
    crossorigin="anonymous"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"
    integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1"
    crossorigin="anonymous"></script>
  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"
    integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM"
    crossorigin="anonymous"></script>
  <!-- 차트 -->
  <script>
 // chart colors
var colors = ['red','skyblue','yellowgreen','#c3e6cb','#dc3545','#6c757d'];

/* 3 donut charts */
var donutOptions = {
  cutoutPercentage: 30, //도넛두께 : 값이 클수록 얇아짐
  legend: {position:'bottom', padding:5, labels: {pointStyle:'circle', usePointStyle:true}}
};

// donut 1
var chDonutData1 = {
    labels: ['Bootstrap', 'Popper', 'Other'],
    datasets: [
      {
        backgroundColor: colors.slice(0,3),
        borderWidth: 0,
        data: [74, 11, 40]
      }
    ]
};

var chDonut1 = document.getElementById("chDonut1");
  if (chDonut1) {
    new Chart(chDonut1, {
      type: 'pie',
      data: chDonutData1,
      options: donutOptions
  });
}

// donut 2
var chDonutData2 = {
    labels: ['Wips', 'Pops', 'Dags'],
    datasets: [
      {
        backgroundColor: colors.slice(0,3),
        borderWidth: 0,
        data: [40, 45, 30]
      }
    ]
};
var chDonut2 = document.getElementById("chDonut2");
  if (chDonut2) {
    new Chart(chDonut2, {
      type: 'pie',
      data: chDonutData2,
      options: donutOptions
  });
}

// donut 3
var chDonutData3 = {
    labels: ['Angular', 'React', 'Other'],
    datasets: [
      {
        backgroundColor: colors.slice(0,3),
        borderWidth: 0,
        data: [21, 45, 55, 33]
      }
    ]
};
var chDonut3 = document.getElementById("chDonut3");
  if (chDonut3) {
    new Chart(chDonut3, {
      type: 'pie',
      data: chDonutData3,
      options: donutOptions
  });
} 
  </script>
</body>
</html>

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부트스트랩 (16) chart.js 로 차트 그리기

chart.js 로 차트 그리기

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