OpenLayers

Class: Text

ol/style/Text~Text 


import Text from 'ol/style/Text';

Set text style for vector features.

new Text(opt_options)

style/Text.js, line 57
Name Type Description
options

Options.

Name Type Description
font string

Font style as CSS 'font' value, see: https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D/font. Default is '10px sans-serif'
maxAngle number (defaults to Math.PI/4)

When placement is set to 'line', allow a maximum angle between adjacent characters. The expected value is in radians, and the default is 45° (Math.PI / 4).
offsetX number (defaults to 0)

Horizontal text offset in pixels. A positive will shift the text right.
offsetY number (defaults to 0)

Vertical text offset in pixels. A positive will shift the text down.
overflow boolean (defaults to false)

For polygon labels or when placement is set to 'line', allow text to exceed the width of the polygon at the label position or the length of the path that it follows.
placement module:ol/style/TextPlacement | string (defaults to 'point')

Text placement.
scale number

Scale.
rotateWithView boolean (defaults to false)

Whether to rotate the text with the view.
rotation number (defaults to 0)

Rotation in radians (positive rotation clockwise).
text string

Text content.
textAlign string

Text alignment. Possible values: 'left', 'right', 'center', 'end' or 'start'. Default is 'center' for placement: 'point'. For placement: 'line', the default is to let the renderer choose a placement where maxAngle is not exceeded.
textBaseline string (defaults to 'middle')

Text base line. Possible values: 'bottom', 'top', 'middle', 'alphabetic', 'hanging', 'ideographic'.
fill module:ol/style/Fill~Fill

Fill style. If none is provided, we'll use a dark fill-style (#333).
stroke module:ol/style/Stroke~Stroke

Stroke style.
backgroundFill module:ol/style/Fill~Fill

Fill style for the text background when placement is 'point'. Default is no fill.
backgroundStroke module:ol/style/Stroke~Stroke

Stroke style for the text background when placement is 'point'. Default is no stroke.
padding Array.<number> (defaults to [0, 0, 0, 0])

Padding in pixels around the text for decluttering and background. The order of values in the array is [top, right, bottom, left].

Methods

clone(){module:ol/style/Text~Text}

style/Text.js, line 170

Clones the style.

Returns:
The cloned style.

getBackgroundFill(){module:ol/style/Fill~Fill}

style/Text.js, line 323

Get the background fill style for the text.

Returns:
Fill style.

getBackgroundStroke(){module:ol/style/Stroke~Stroke}

style/Text.js, line 332

Get the background stroke style for the text.

Returns:
Stroke style.

getFill(){module:ol/style/Fill~Fill}

style/Text.js, line 251

Get the fill style for the text.

Returns:
Fill style.

getFont(){string|undefined}

style/Text.js, line 206

Get the font name.

Returns:
Font.

getMaxAngle(){number}

style/Text.js, line 215

Get the maximum angle between adjacent characters.

Returns:
Angle in radians.

getOffsetX(){number}

style/Text.js, line 233

Get the x-offset for the text.

Returns:
Horizontal text offset.

getOffsetY(){number}

style/Text.js, line 242

Get the y-offset for the text.

Returns:
Vertical text offset.

getOverflow(){boolean}

style/Text.js, line 197

Get the overflow configuration.

Returns:
Let text overflow the length of the path they follow.

getPadding(){Array.<number>}

style/Text.js, line 341

Get the padding for the text.

Returns:
Padding.

getPlacement(){module:ol/style/TextPlacement|string}

style/Text.js, line 224

Get the label placement.

Returns:
Text placement.

getRotateWithView(){boolean|undefined}

style/Text.js, line 260

Determine whether the text rotates with the map.

Returns:
Rotate with map.

getRotation(){number|undefined}

style/Text.js, line 269

Get the text rotation.

Returns:
Rotation.

getScale(){number|undefined}

style/Text.js, line 278

Get the text scale.

Returns:
Scale.

getStroke(){module:ol/style/Stroke~Stroke}

style/Text.js, line 287

Get the stroke style for the text.

Returns:
Stroke style.

getText(){string|undefined}

style/Text.js, line 296

Get the text to be rendered.

Returns:
Text.

getTextAlign(){string|undefined}

style/Text.js, line 305

Get the text alignment.

Returns:
Text align.

getTextBaseline(){string|undefined}

style/Text.js, line 314

Get the text baseline.

Returns:
Text baseline.

setBackgroundFill(fill)

style/Text.js, line 491

Set the background fill.

Name Type Description
fill module:ol/style/Fill~Fill

Fill style.

setBackgroundStroke(stroke)

style/Text.js, line 501

Set the background stroke.

Name Type Description
stroke module:ol/style/Stroke~Stroke

Stroke style.

setFill(fill)

style/Text.js, line 421

Set the fill.

Name Type Description
fill module:ol/style/Fill~Fill

Fill style.

setFont(font)

style/Text.js, line 361

Set the font.

Name Type Description
font string | undefined

Font.

setMaxAngle(maxAngle)

style/Text.js, line 371

Set the maximum angle between adjacent characters.

Name Type Description
maxAngle number

Angle in radians.

setOffsetX(offsetX)

style/Text.js, line 381

Set the x offset.

Name Type Description
offsetX number

Horizontal text offset.

setOffsetY(offsetY)

style/Text.js, line 391

Set the y offset.

Name Type Description
offsetY number

Vertical text offset.

setOverflow(overflow)

style/Text.js, line 351

Set the overflow property.

Name Type Description
overflow boolean

Let text overflow the path that it follows.

setPadding(padding)

style/Text.js, line 511

Set the padding ([top, right, bottom, left]).

Name Type Description
padding Array.<number>

Padding.

setPlacement(placement)

style/Text.js, line 401

Set the text placement.

Name Type Description
placement module:ol/style/TextPlacement | string

Placement.

setRotateWithView(rotateWithView)

style/Text.js, line 411

Set whether to rotate the text with the view.

Name Type Description
rotateWithView boolean

Rotate with map.

setRotation(rotation)

style/Text.js, line 431

Set the rotation.

Name Type Description
rotation number | undefined

Rotation.

setScale(scale)

style/Text.js, line 441

Set the scale.

Name Type Description
scale number | undefined

Scale.

setStroke(stroke)

style/Text.js, line 451

Set the stroke.

Name Type Description
stroke module:ol/style/Stroke~Stroke

Stroke style.

setText(text)

style/Text.js, line 461

Set the text.

Name Type Description
text string | undefined

Text.

setTextAlign(textAlign)

style/Text.js, line 471

Set the text alignment.

Name Type Description
textAlign string | undefined

Text align.

setTextBaseline(textBaseline)

style/Text.js, line 481

Set the text baseline.

Name Type Description
textBaseline string | undefined

Text baseline.