Chart.js插件

  Chart.js是一个HTML5图表库,使用canvas元素来展示各式各样的客户端图表,支持折线图、柱形图、雷达图、饼图、环形图等。在每种图表中,还包含了大量的自定义选项,包括动画展示形式。 Chart.js比较轻量(gzip版本仅4.5k),且不依赖其他库。

项目官网:http://www.chartjs.org/

曲线图(Line chart)

Chart.js插件
Chart.js插件
<!doctype html>
<html>
    <head>
        <title>Line Chart</title>
        <script src="../Chart.js"></script>
        <meta name = "viewport" content = "initial-scale = 1, user-scalable = no">
        <style>
            canvas{
            }
        </style>
    </head>
    <body>
        <canvas id="canvas" height="450" width="600"></canvas>


    <script>

        var lineChartData = {
       // x轴的标示
            labels : ["January","February","March","April","May","June","July"],
       // 数据,数组中的每一个object代表一条线
            datasets : [
                {
            // 颜色的使用类似于CSS,你也可以使用RGB、HEX或者HSL
            // rgba颜色中最后一个值代表透明度
            // 填充颜色
                    fillColor : "rgba(220,220,220,0.5)",
            // 线的颜色
                    strokeColor : "rgba(220,220,220,1)",
            // 点的填充颜色
                    pointColor : "rgba(220,220,220,1)",
            // 点的边线颜色
                    pointStrokeColor : "#fff",
            // 与x轴标示对应的数据
                    data : [65,59,90,81,56,55,40]
                },
                {
                    fillColor : "rgba(151,187,205,0)",
                    strokeColor : "rgba(151,187,205,1)",
                    pointColor : "rgba(151,187,205,1)",
                    pointStrokeColor : "#fff",
                    data : [28,48,40,19,96,27,100]
                }
            ]
            
        }

    var myLine = new Chart(document.getElementById("canvas").getContext("2d")).Line(lineChartData);
    
    </script>
    </body>
</html>
Chart.js插件
Chart.js插件

效果如下

Chart.js插件

图表选项

Chart.js插件
Chart.js插件
    var options = {
        //Boolean - If we show the scale above the chart data    
        // 网格线是否在数据线的上面        
        scaleOverlay : false,
        
        //Boolean - If we want to override with a hard coded scale
        // 是否用硬编码重写y轴网格线
        scaleOverride : false,
        
        //** Required if scaleOverride is true **
        //Number - The number of steps in a hard coded scale
        // y轴刻度的个数
        scaleSteps : null,
        //Number - The value jump in the hard coded scale
        // y轴每个刻度的宽度
        scaleStepWidth : null,
        //Number - The scale starting value
        // y轴的起始值
        scaleStartValue : null,

        //String - Colour of the scale line    
        // x轴y轴的颜色
        scaleLineColor : "rgba(0,0,0,1)",
        
        //Number - Pixel width of the scale line
        // x轴y轴的线宽    
        scaleLineWidth : 1,

        //Boolean - Whether to show labels on the scale    
        // 是否显示y轴的标签
        scaleShowLabels : true,
        
        //Interpolated JS string - can access value
        // 标签显示值
        scaleLabel : "<%=value%>",
        
        //String - Scale label font declaration for the scale label
        // 标签的字体
        scaleFontFamily : "‘Arial‘",
        
        //Number - Scale label font size in pixels    
        // 标签字体的大小
        scaleFontSize : 12,
        
        //String - Scale label font weight style
        // 标签字体的样式
        scaleFontStyle : "normal",
        
        //String - Scale label font colour    
        // 标签字体的颜色
        scaleFontColor : "#666",    
        
        ///Boolean - Whether grid lines are shown across the chart
        // 是否显示网格线
        scaleShowGridLines : true,
        
        //String - Colour of the grid lines
        // 网格线的颜色
        scaleGridLineColor : "rgba(0,0,0,.1)",
        
        //Number - Width of the grid lines
        // 网格线的线宽
        scaleGridLineWidth : 1,    
        
        //Boolean - Whether the line is curved between points
        // 是否是曲线
        bezierCurve : true,
        
        //Boolean - Whether to show a dot for each point
        // 是否显示点
        pointDot : true,
        
        //Number - Radius of each point dot in pixels
        // 点的半径
        pointDotRadius : 3,
        
        //Number - Pixel width of point dot stroke
        // 点的线宽
        pointDotStrokeWidth : 1,
        
        //Boolean - Whether to show a stroke for datasets
        datasetStroke : true,
        
        //Number - Pixel width of dataset stroke
        // 数据线的线宽
        datasetStrokeWidth : 3,
        
        //Boolean - Whether to fill the dataset with a colour
        // 数据线是否填充颜色
        datasetFill : true,
        
        //Boolean - Whether to animate the chart
        // 是否有动画效果
        animation : true,

        //Number - Number of animation steps
        // 动画的步数
        animationSteps : 60,
        
        //String - Animation easing effect
        // 动画的效果
        animationEasing : "easeOutQuart",

        //Function - Fires when the animation is complete
        // 动画完成后调用
        onAnimationComplete : null
    }
Chart.js插件
Chart.js插件

添加选项后,调用如下

var myLine = new Chart(document.getElementById("canvas").getContext("2d")).Line(lineChartData, options);

柱状图(Bar chart)

Chart.js插件
Chart.js插件
<!doctype html>
<html>
    <head>
        <title>Bar Chart</title>
        <script src="../Chart.js"></script>
        <meta name = "viewport" content = "initial-scale = 1, user-scalable = no">
        <style>
            canvas{
            }
        </style>
    </head>
    <body>
        <canvas id="canvas" height="450" width="600"></canvas>


    <script>

        var barChartData = {
            labels : ["January","February","March","April","May","June","July"],
            datasets : [
                {
                    fillColor : "rgba(220,220,220,0.5)",
                    strokeColor : "rgba(220,220,220,1)",
                    data : [65,59,90,81,56,55,40]
                },
                {
                    fillColor : "rgba(151,187,205,0.5)",
                    strokeColor : "rgba(151,187,205,1)",
                    data : [28,48,40,19,96,27,100]
                }
            ]
            
        }

    var myLine = new Chart(document.getElementById("canvas").getContext("2d")).Bar(barChartData);
    
    </script>
    </body>
</html>
Chart.js插件
Chart.js插件

效果如下

Chart.js插件

图表选项,内容基本如上,不一一注释

Chart.js插件
Chart.js插件
Bar.defaults = {
                
    //Boolean - If we show the scale above the chart data            
    scaleOverlay : false,
    
    //Boolean - If we want to override with a hard coded scale
    scaleOverride : false,
    
    //** Required if scaleOverride is true **
    //Number - The number of steps in a hard coded scale
    scaleSteps : null,
    //Number - The value jump in the hard coded scale
    scaleStepWidth : null,
    //Number - The scale starting value
    scaleStartValue : null,

    //String - Colour of the scale line    
    scaleLineColor : "rgba(0,0,0,.1)",
    
    //Number - Pixel width of the scale line    
    scaleLineWidth : 1,

    //Boolean - Whether to show labels on the scale    
    scaleShowLabels : false,
    
    //Interpolated JS string - can access value
    scaleLabel : "<%=value%>",
    
    //String - Scale label font declaration for the scale label
    scaleFontFamily : "‘Arial‘",
    
    //Number - Scale label font size in pixels    
    scaleFontSize : 12,
    
    //String - Scale label font weight style    
    scaleFontStyle : "normal",
    
    //String - Scale label font colour    
    scaleFontColor : "#666",    
    
    ///Boolean - Whether grid lines are shown across the chart
    scaleShowGridLines : true,
    
    //String - Colour of the grid lines
    scaleGridLineColor : "rgba(0,0,0,.05)",
    
    //Number - Width of the grid lines
    scaleGridLineWidth : 1,    

    //Boolean - If there is a stroke on each bar    
    barShowStroke : true,
    
    //Number - Pixel width of the bar stroke    
    barStrokeWidth : 2,
    
    //Number - Spacing between each of the X value sets
// 柱状块与x值所形成的线(如:x=20这条线)之间的距离
barValueSpacing : 5, //Number - Spacing between data sets within X values
// 在同一x值内的柱状块之间的间距
barDatasetSpacing : 1, //Boolean - Whether to animate the chart animation : true, //Number - Number of animation steps animationSteps : 60, //String - Animation easing effect animationEasing : "easeOutQuart", //Function - Fires when the animation is complete onAnimationComplete : null }
Chart.js插件
Chart.js插件

雷达图或蛛网图(Radar chart)

Chart.js插件
Chart.js插件
<!doctype html>
<html>
    <head>
        <title>Radar Chart</title>
        <script src="../Chart.js"></script>
        <meta name = "viewport" content = "initial-scale = 1, user-scalable = no">
        <style>
            canvas{
            }
        </style>
    </head>
    <body>
        <canvas id="canvas" height="450" width="450"></canvas>


    <script>

        var radarChartData = {
            labels : ["Eating","Drinking","Sleeping","Designing","Coding","Partying","Running"],
            datasets : [
                {
                    fillColor : "rgba(220,220,220,0.5)",
                    strokeColor : "rgba(220,220,220,1)",
                    pointColor : "rgba(220,220,220,1)",
                    pointStrokeColor : "#fff",
                    data : [65,59,90,81,56,55,40]
                },
                {
                    fillColor : "rgba(151,187,205,0.5)",
                    strokeColor : "rgba(151,187,205,1)",
                    pointColor : "rgba(151,187,205,1)",
                    pointStrokeColor : "#fff",
                    data : [28,48,40,19,96,27,100]
                }
            ]
            
        }

    var myRadar = new Chart(document.getElementById("canvas").getContext("2d")).Radar(radarChartData,{scaleShowLabels : false, pointLabelFontSize : 10});
    
    </script>
    </body>
</html>
Chart.js插件
Chart.js插件

效果如下

Chart.js插件

图表选项,内容基本如上,不一一注释

Chart.js插件
Chart.js插件
Radar.defaults = {
                
    //Boolean - If we show the scale above the chart data            
    scaleOverlay : false,
    
    //Boolean - If we want to override with a hard coded scale
    scaleOverride : false,
    
    //** Required if scaleOverride is true **
    //Number - The number of steps in a hard coded scale
    scaleSteps : null,
    //Number - The value jump in the hard coded scale
    scaleStepWidth : null,
    //Number - The centre starting value
    scaleStartValue : null,
    
    //Boolean - Whether to show lines for each scale point
    scaleShowLine : true,

    //String - Colour of the scale line    
    scaleLineColor : "rgba(0,0,0,.1)",
    
    //Number - Pixel width of the scale line    
    scaleLineWidth : 1,

    //Boolean - Whether to show labels on the scale    
    scaleShowLabels : false,
    
    //Interpolated JS string - can access value
    scaleLabel : "<%=value%>",
    
    //String - Scale label font declaration for the scale label
    scaleFontFamily : "‘Arial‘",
    
    //Number - Scale label font size in pixels    
    scaleFontSize : 12,
    
    //String - Scale label font weight style    
    scaleFontStyle : "normal",
    
    //String - Scale label font colour    
    scaleFontColor : "#666",
    
    //Boolean - Show a backdrop to the scale label
    scaleShowLabelBackdrop : true,
    
    //String - The colour of the label backdrop    
    scaleBackdropColor : "rgba(255,255,255,0.75)",
    
    //Number - The backdrop padding above & below the label in pixels
    scaleBackdropPaddingY : 2,
    
    //Number - The backdrop padding to the side of the label in pixels    
    scaleBackdropPaddingX : 2,
    
    //Boolean - Whether we show the angle lines out of the radar
// 是否显示角度线
angleShowLineOut : true, //String - Colour of the angle line
// 角度线的颜色
angleLineColor : "rgba(0,0,0,.1)", //Number - Pixel width of the angle line
// 角度线的线宽
angleLineWidth : 1, //String - Point label font declaration pointLabelFontFamily : "‘Arial‘", //String - Point label font weight pointLabelFontStyle : "normal", //Number - Point label font size in pixels pointLabelFontSize : 12, //String - Point label font colour pointLabelFontColor : "#666", //Boolean - Whether to show a dot for each point pointDot : true, //Number - Radius of each point dot in pixels pointDotRadius : 3, //Number - Pixel width of point dot stroke pointDotStrokeWidth : 1, //Boolean - Whether to show a stroke for datasets datasetStroke : true, //Number - Pixel width of dataset stroke datasetStrokeWidth : 2, //Boolean - Whether to fill the dataset with a colour datasetFill : true, //Boolean - Whether to animate the chart animation : true, //Number - Number of animation steps animationSteps : 60, //String - Animation easing effect animationEasing : "easeOutQuart", //Function - Fires when the animation is complete onAnimationComplete : null }
Chart.js插件
Chart.js插件

极地区域图(Polar area chart)

Chart.js插件
Chart.js插件
<!doctype html>
<html>
    <head>
        <title>Polar Area Chart</title>
        <script src="../Chart.js"></script>
        <meta name = "viewport" content = "initial-scale = 1, user-scalable = no">
        <style>
        </style>
    </head>
    <body>
        <canvas id="canvas" height="400" width="400"></canvas>


    <script>
    var chartData = [
            {
                value : Math.random(),
                color: "#D97041"
            },
            {
                value : Math.random(),
                color: "#C7604C"
            },
            {
                value : Math.random(),
                color: "#21323D"
            },
            {
                value : Math.random(),
                color: "#9D9B7F"
            },
            {
                value : Math.random(),
                color: "#7D4F6D"
            },
            {
                value : Math.random(),
                color: "#584A5E"
            }
        ];
    var myPolarArea = new Chart(document.getElementById("canvas").getContext("2d")).PolarArea(chartData);
    </script>
    </body>
</html>
Chart.js插件
Chart.js插件

效果如下

Chart.js插件

图表选项

Chart.js插件
Chart.js插件
PolarArea.defaults = {
                
    //Boolean - Whether we show the scale above or below the chart segments
    scaleOverlay : true,
    
    //Boolean - If we want to override with a hard coded scale
    scaleOverride : false,
    
    //** Required if scaleOverride is true **
    //Number - The number of steps in a hard coded scale
    scaleSteps : null,
    //Number - The value jump in the hard coded scale
    scaleStepWidth : null,
    //Number - The centre starting value
    scaleStartValue : null,
    
    //Boolean - Show line for each value in the scale
    scaleShowLine : true,
    
    //String - The colour of the scale line
    scaleLineColor : "rgba(0,0,0,.1)",
    
    //Number - The width of the line - in pixels
    scaleLineWidth : 1,
    
    //Boolean - whether we should show text labels
    scaleShowLabels : true,
    
    //Interpolated JS string - can access value
    scaleLabel : "<%=value%>",
    
    //String - Scale label font declaration for the scale label
    scaleFontFamily : "‘Arial‘",
    
    //Number - Scale label font size in pixels    
    scaleFontSize : 12,
    
    //String - Scale label font weight style    
    scaleFontStyle : "normal",
    
    //String - Scale label font colour    
    scaleFontColor : "#666",
    
    //Boolean - Show a backdrop to the scale label
    scaleShowLabelBackdrop : true,
    
    //String - The colour of the label backdrop    
    scaleBackdropColor : "rgba(255,255,255,0.75)",
    
    //Number - The backdrop padding above & below the label in pixels
    scaleBackdropPaddingY : 2,
    
    //Number - The backdrop padding to the side of the label in pixels    
    scaleBackdropPaddingX : 2,

    //Boolean - Stroke a line around each segment in the chart
    segmentShowStroke : true,
    
    //String - The colour of the stroke on each segement.
    segmentStrokeColor : "#fff",
    
    //Number - The width of the stroke value in pixels    
    segmentStrokeWidth : 2,
    
    //Boolean - Whether to animate the chart or not
    animation : true,
    
    //Number - Amount of animation steps
    animationSteps : 100,
    
    //String - Animation easing effect.
    animationEasing : "easeOutBounce",

    //Boolean - Whether to animate the rotation of the chart
    animateRotate : true,
    
    //Boolean - Whether to animate scaling the chart from the centre
    animateScale : false,

    //Function - This will fire when the animation of the chart is complete.
    onAnimationComplete : null
}
Chart.js插件
Chart.js插件

饼图(Pie chart)

Chart.js插件
Chart.js插件
<!doctype html>
<html>
    <head>
        <title>Radar Chart</title>
        <script src="../Chart.js"></script>
        <meta name = "viewport" content = "initial-scale = 1, user-scalable = no">
        <style>
            canvas{
            }
        </style>
    </head>
    <body>
        <canvas id="canvas" height="450" width="450"></canvas>


    <script>

        var pieData = [
                {
                    value: 30,
                    color:"#F38630"
                },
                {
                    value : 50,
                    color : "#E0E4CC"
                },
                {
                    value : 100,
                    color : "#69D2E7"
                }
            
            ];

    var myPie = new Chart(document.getElementById("canvas").getContext("2d")).Pie(pieData);
    
    </script>
    </body>
</html>
Chart.js插件
Chart.js插件

效果如下

Chart.js插件

图表选项

Chart.js插件
Chart.js插件
Pie.defaults = {
    //Boolean - Whether we should show a stroke on each segment
// 块和块之间是否有间距
segmentShowStroke : true, //String - The colour of each segment stroke
  // 块和块之间间距的颜色
segmentStrokeColor : "#fff", //Number - The width of each segment stroke
  // 块和块之间间距的宽度
segmentStrokeWidth : 2, //Boolean - Whether we should animate the chart animation : true, //Number - Amount of animation steps animationSteps : 100, //String - Animation easing effect animationEasing : "easeOutBounce", //Boolean - Whether we animate the rotation of the Pie
  // 是否有从0度到360度的动画
animateRotate : true, //Boolean - Whether we animate scaling the Pie from the centre
  // 是否有从中心到边缘的动画
animateScale : false, //Function - Will fire on animation completion. onAnimationComplete : null }
Chart.js插件
Chart.js插件

环形图(Doughnut chart)

Chart.js插件
Chart.js插件
<!doctype html>
<html>
    <head>
        <title>Doughnut Chart</title>
        <script src="../Chart.js"></script>
        <meta name = "viewport" content = "initial-scale = 1, user-scalable = no">
        <style>
            canvas{
            }
        </style>
    </head>
    <body>
        <canvas id="canvas" height="450" width="450"></canvas>


    <script>

        var doughnutData = [
                {
                    value: 30,
                    color:"#F7464A"
                },
                {
                    value : 50,
                    color : "#46BFBD"
                },
                {
                    value : 100,
                    color : "#FDB45C"
                },
                {
                    value : 40,
                    color : "#949FB1"
                },
                {
                    value : 120,
                    color : "#4D5360"
                }
            
            ];

    var myDoughnut = new Chart(document.getElementById("canvas").getContext("2d")).Doughnut(doughnutData);
    
    </script>
    </body>
</html>
Chart.js插件
Chart.js插件

效果如下

Chart.js插件

图标选项

Chart.js插件
Chart.js插件
Doughnut.defaults = {
    //Boolean - Whether we should show a stroke on each segment
    segmentShowStroke : true,
    
    //String - The colour of each segment stroke
    segmentStrokeColor : "#fff",
    
    //Number - The width of each segment stroke
    segmentStrokeWidth : 2,
    
    //The percentage of the chart that we cut out of the middle.
    percentageInnerCutout : 50,
    
    //Boolean - Whether we should animate the chart    
    animation : true,
    
    //Number - Amount of animation steps
    animationSteps : 100,
    
    //String - Animation easing effect
    animationEasing : "easeOutBounce",
    
    //Boolean - Whether we animate the rotation of the Doughnut
    animateRotate : true,

    //Boolean - Whether we animate scaling the Doughnut from the centre
    animateScale : false,
    
    //Function - Will fire on animation completion.
    onAnimationComplete : null
}
Chart.js插件
Chart.js插件

 

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Chart.js插件

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