harmony 鸿蒙text

2022-08-09
浏览 (819)

text

NOTE

This component is supported since API version 7. Updates will be marked with a superscript to indicate their earliest API version.

The text content must be written in the content area. The tspan sub-element label can be nested to segment the text content. The textPath sub-element label can be nested to draw the text content based on the specified path.

<text> can be nested only by the parent element label svg.

Only the default font sans-serif is supported.

The <text> component is used to display a piece of textual information.

Required Permissions

None

Child Components

The following are supported: <tspan>, <textpath>, <animate>, and <animateTransform>.

Attributes

The attributes in the following table are supported.

Name	Type	Default Value	Mandatory	Description
id	string	-	No	Unique ID of the component.
x	<length> \|<percentage>	0	No	X-coordinate of the upper left corner of the component.
y	<length> \|<percentage>	0	No	Y-coordinate of the upper left corner of the component.
dx	<length> \|<percentage>	0	No	Offset of the text on the x-axis.
dy	<length> \|<percentage>	0	No	Offset of the text on the y-axis.
rotate	number	0	No	Rotation of the text around its lower left corner. A positive number indicates clockwise rotation, and a negative number indicates counterclockwise rotation.
font-size	<length>	30px	No	Font size.
fill	<color>	black	No	Fill color of the text.
fill-opacity	number	1.0	No	Fill opacity of the text.
opacity	number	1	No	Opacity of an element. The value ranges from 0 to 1. The value 1 means opaque, and 0 means completely transparent. Attribute animations are supported.
stroke	<color>	black	No	Stroke color.
stroke-width	number	1px	No	Stroke width.
stroke-opacity	number	1.0	No	Stroke opacity.

Example

/* xxx.css */
.container {    
    flex-direction: row;
    justify-content: flex-start;
    align-items: flex-start;
    height: 1000px;
    width: 1080px;
}

<!-- xxx.hml -->
<div class="container">
  <svg>
    <text x="20px" y="0px" font-size="30" fill="blue">test x|y</text>
    <text x="150" y="15" font-size="30" fill="blue">test x|y</text>
    <text x="300" y="30" font-size="30" fill="blue" opacity="0.1">test opacity</text>
    <text dx="20" y="30" dy="50" fill="blue" font-size="30">test dx|dy|fill|font-size</text>
    <text x="20" y="150" fill="blue" font-size="30" fill-opacity="0.2">test fill-opacity</text>
    <text x="20" y="200" fill="red" font-size="40">test 0123456789</text>
    <text x="20" y="250" fill="red" font-size="40" fill-opacity="0.2">Test</text>
    <text x="20" y="300" rotate="30" fill="red" font-size="40">test rotate</text>
    <text x="20" y="350" fill="blue" font-size="40" stroke="red" stroke-width="2">test stroke</text>
    <text x="20" y="400" fill="white" font-size="40" stroke="red" stroke-width="2" stroke-opacity="0.5">test stroke-opacity</text>
  </svg>
</div>

text-part1

Attribute animation example

/* xxx.css  */
.container {
    flex-direction: row;
    justify-content: flex-start;
    align-items: flex-start;
    height: 3000px;
    width: 1080px;
}

<!-- xxx.hml -->
<div class="container">
  <svg>
    <text y="50" font-size="30" fill="blue">
        text attribute x|opacity|rotate
      <animate attributeName="x" from="100" by="400" dur="3s" repeatCount="indefinite"></animate>
      <animate attributeName="opacity" from="0.01" to="0.99" dur="3s" repeatCount="indefinite"></animate>
      <animate attributeName="rotate" from="0" to="360" dur="3s" repeatCount="indefinite"></animate>
    </text>
  </svg>
</div>

text-animate-part1

<!-- xxx.hml -->
<div class="container">
  <svg>
    <text x="20" y="200" fill="blue">
      text attribute font-size
      <animate attributeName="font-size" from="10" to="50" dur="3s" repeatCount="indefinite">
      </animate>
    </text>
  </svg>
</div>

text-animate-part2

<!-- xxx.hml -->
<div class="container">
  <svg>
    <text x="20" y="250" font-size="25" fill="blue" stroke="red">
      text attribute stroke
      <animate attributeName="stroke" from="red" to="#00FF00" dur="3s" repeatCount="indefinite"></animate>
    </text>
    <text x="300" y="250" font-size="25" fill="white" stroke="red">
      text attribute stroke-width-opacity
      <animate attributeName="stroke-width" from="1" to="5" dur="3s" repeatCount="indefinite"></animate>
      <animate attributeName="stroke-opacity" from="0.01" to="0.99" dur="3s" repeatCount="indefinite"></animate>
    </text>
  </svg>
</div>

text-animate-part3