label font

Specifies font options for a constant line label.

Type: Object

Show Example:
jQuery

In this example, a number of font options for the argument axis constant line labels is changed.

<div id="chartContainer" style="height:500px; max-width:700px; margin: 0 auto"></div>
var dataSource = [
    { year: 1950, europe: 546, americas: 332, africa: 227 },
    { year: 2050, europe: 650, americas: 1231, africa: 1937 },
    { year: 2040, europe: 680, americas: 1178, africa: 1665 },
    { year: 2030, europe: 704, americas: 1110, africa: 1416 },
    { year: 2020, europe: 721, americas: 1027, africa: 1189 },
    { year: 2010, europe: 728, americas: 935, africa: 982 },
    { year: 2000, europe: 730, americas: 836, africa: 797 },
    { year: 1990, europe: 721, americas: 721, africa: 623 },
    { year: 1980, europe: 694, americas: 614, africa: 471 },
    { year: 1970, europe: 656, americas: 513, africa: 361 },
    { year: 1960, europe: 605, americas: 417, africa: 283 }
];

$(function () {
    $("#chartContainer").dxPolarChart({
        dataSource: dataSource,
        commonSeriesSettings: {
            argumentField: 'year',
            type: 'line',
            closed: false
        },
        series: [
            { valueField: 'europe', name: 'Europe' },
            { valueField: 'americas', name: 'Americas' },
            { valueField: 'africa', name: 'Africa' }
        ],
        argumentAxis: {
            constantLines: [{ value: 1955 }, { value: 1992 }, { value: 2013 }],
            constantLineStyle: {
                label: {
                    font: {
                        color: 'rosybrown',
                        family: 'Zapf-Chancery, cursive',
                        opacity: 0.55,
                        size: 10,
                        weight: 700
                    }
                }
            }
        }
    });
});

color

Specifies a font color for a constant line label.

Type: String
Default Value: '#767676'

This option supports the following colors.

  • Hexadecimal colors
  • RGB colors
  • RGBA colors (not supported in Internet Explorer 8)
  • Predefined/cross-browser color names
  • Predefined SVG colors (not supported in Internet Explorer 8)
Show Example:
jQuery

In this example, the font color of the argument axis constant line labels is changed to olive.

<div id="chartContainer" style="height:500px; max-width:700px; margin: 0 auto"></div>
var dataSource = [
    { year: 1950, europe: 546, americas: 332, africa: 227 },
    { year: 2050, europe: 650, americas: 1231, africa: 1937 },
    { year: 2040, europe: 680, americas: 1178, africa: 1665 },
    { year: 2030, europe: 704, americas: 1110, africa: 1416 },
    { year: 2020, europe: 721, americas: 1027, africa: 1189 },
    { year: 2010, europe: 728, americas: 935, africa: 982 },
    { year: 2000, europe: 730, americas: 836, africa: 797 },
    { year: 1990, europe: 721, americas: 721, africa: 623 },
    { year: 1980, europe: 694, americas: 614, africa: 471 },
    { year: 1970, europe: 656, americas: 513, africa: 361 },
    { year: 1960, europe: 605, americas: 417, africa: 283 }
];

$(function () {
    $("#chartContainer").dxPolarChart({
        dataSource: dataSource,
        commonSeriesSettings: {
            argumentField: 'year',
            type: 'line',
            closed: false
        },
        series: [
            { valueField: 'europe', name: 'Europe' },
            { valueField: 'americas', name: 'Americas' },
            { valueField: 'africa', name: 'Africa' }
        ],
        argumentAxis: {
            constantLines: [{ value: 1955 }, { value: 1992 }, { value: 2013 }],
            constantLineStyle: {
                label: {
                    font: {
                        color: 'olive'
                    }
                }
            }
        }
    });
});

family

Specifies a font family for a constant line label.

Type: String
Default Value: "'Segoe UI', 'Helvetica Neue', 'Trebuchet MS', Verdana"

For details on acceptable values, refer to the Font family article.

Show Example:
jQuery

In this example, the font family of the argument axis constant line labels is changed.

<div id="chartContainer" style="height:500px; max-width:700px; margin: 0 auto"></div>
var dataSource = [
    { year: 1950, europe: 546, americas: 332, africa: 227 },
    { year: 2050, europe: 650, americas: 1231, africa: 1937 },
    { year: 2040, europe: 680, americas: 1178, africa: 1665 },
    { year: 2030, europe: 704, americas: 1110, africa: 1416 },
    { year: 2020, europe: 721, americas: 1027, africa: 1189 },
    { year: 2010, europe: 728, americas: 935, africa: 982 },
    { year: 2000, europe: 730, americas: 836, africa: 797 },
    { year: 1990, europe: 721, americas: 721, africa: 623 },
    { year: 1980, europe: 694, americas: 614, africa: 471 },
    { year: 1970, europe: 656, americas: 513, africa: 361 },
    { year: 1960, europe: 605, americas: 417, africa: 283 }
];

$(function () {
    $("#chartContainer").dxPolarChart({
        dataSource: dataSource,
        commonSeriesSettings: {
            argumentField: 'year',
            type: 'line',
            closed: false
        },
        series: [
            { valueField: 'europe', name: 'Europe' },
            { valueField: 'americas', name: 'Americas' },
            { valueField: 'africa', name: 'Africa' }
        ],
        argumentAxis: {
            constantLines: [{ value: 1955 }, { value: 1992 }, { value: 2013 }],
            constantLineStyle: {
                label: {
                    font: {
                        family: 'Zapf-Chancery, cursive'
                    }
                }
            }
        }
    });
});

opacity

Specifies the font opacity for a constant line label.

Type: Number
Default Value: undefined

Show Example:
jQuery

In this example, the font opacity of the argument axis constant line labels is changed to 0.85.

<div id="chartContainer" style="height:500px; max-width:700px; margin: 0 auto"></div>
var dataSource = [
    { year: 1950, europe: 546, americas: 332, africa: 227 },
    { year: 2050, europe: 650, americas: 1231, africa: 1937 },
    { year: 2040, europe: 680, americas: 1178, africa: 1665 },
    { year: 2030, europe: 704, americas: 1110, africa: 1416 },
    { year: 2020, europe: 721, americas: 1027, africa: 1189 },
    { year: 2010, europe: 728, americas: 935, africa: 982 },
    { year: 2000, europe: 730, americas: 836, africa: 797 },
    { year: 1990, europe: 721, americas: 721, africa: 623 },
    { year: 1980, europe: 694, americas: 614, africa: 471 },
    { year: 1970, europe: 656, americas: 513, africa: 361 },
    { year: 1960, europe: 605, americas: 417, africa: 283 }
];

$(function () {
    $("#chartContainer").dxPolarChart({
        dataSource: dataSource,
        commonSeriesSettings: {
            argumentField: 'year',
            type: 'line',
            closed: false
        },
        series: [
            { valueField: 'europe', name: 'Europe' },
            { valueField: 'americas', name: 'Americas' },
            { valueField: 'africa', name: 'Africa' }
        ],
        argumentAxis: {
            constantLines: [{ value: 1955 }, { value: 1992 }, { value: 2013 }],
            constantLineStyle: {
                label: {
                    font: {
                        opacity: 0.85
                    }
                }
            }
        }
    });
});

size

Specifies the font size for a constant line label.

Type: Number|String
Default Value: 12

For details on acceptable values, refer to the Font size article.

Show Example:
jQuery

In this example, the font size of the argument axis constant line labels is changed to 16.

<div id="chartContainer" style="height:500px; max-width:700px; margin: 0 auto"></div>
var dataSource = [
    { year: 1950, europe: 546, americas: 332, africa: 227 },
    { year: 2050, europe: 650, americas: 1231, africa: 1937 },
    { year: 2040, europe: 680, americas: 1178, africa: 1665 },
    { year: 2030, europe: 704, americas: 1110, africa: 1416 },
    { year: 2020, europe: 721, americas: 1027, africa: 1189 },
    { year: 2010, europe: 728, americas: 935, africa: 982 },
    { year: 2000, europe: 730, americas: 836, africa: 797 },
    { year: 1990, europe: 721, americas: 721, africa: 623 },
    { year: 1980, europe: 694, americas: 614, africa: 471 },
    { year: 1970, europe: 656, americas: 513, africa: 361 },
    { year: 1960, europe: 605, americas: 417, africa: 283 }
];

$(function () {
    $("#chartContainer").dxPolarChart({
        dataSource: dataSource,
        commonSeriesSettings: {
            argumentField: 'year',
            type: 'line',
            closed: false
        },
        series: [
            { valueField: 'europe', name: 'Europe' },
            { valueField: 'americas', name: 'Americas' },
            { valueField: 'africa', name: 'Africa' }
        ],
        argumentAxis: {
            constantLines: [{ value: 1955 }, { value: 1992 }, { value: 2013 }],
            constantLineStyle: {
                label: {
                    font: {
                        size: 16
                    }
                }
            }
        }
    });
});

weight

Specifies the font weight for a constant line label.

Type: Number
Default Value: 400

Show Example:
jQuery

In this example, the font weight of the argument axis constant line labels is changed to 700.

<div id="chartContainer" style="height:500px; max-width:700px; margin: 0 auto"></div>
var dataSource = [
    { year: 1950, europe: 546, americas: 332, africa: 227 },
    { year: 2050, europe: 650, americas: 1231, africa: 1937 },
    { year: 2040, europe: 680, americas: 1178, africa: 1665 },
    { year: 2030, europe: 704, americas: 1110, africa: 1416 },
    { year: 2020, europe: 721, americas: 1027, africa: 1189 },
    { year: 2010, europe: 728, americas: 935, africa: 982 },
    { year: 2000, europe: 730, americas: 836, africa: 797 },
    { year: 1990, europe: 721, americas: 721, africa: 623 },
    { year: 1980, europe: 694, americas: 614, africa: 471 },
    { year: 1970, europe: 656, americas: 513, africa: 361 },
    { year: 1960, europe: 605, americas: 417, africa: 283 }
];

$(function () {
    $("#chartContainer").dxPolarChart({
        dataSource: dataSource,
        commonSeriesSettings: {
            argumentField: 'year',
            type: 'line',
            closed: false
        },
        series: [
            { valueField: 'europe', name: 'Europe' },
            { valueField: 'americas', name: 'Americas' },
            { valueField: 'africa', name: 'Africa' }
        ],
        argumentAxis: {
            constantLines: [{ value: 1955 }, { value: 1992 }, { value: 2013 }],
            constantLineStyle: {
                label: {
                    font: {
                        weight: 700
                    }
                }
            }
        }
    });
});