Dynamic Text Highlighting (DTH)
This package is used to highlight, in a completely dynamic way, keywords, or phrases, wherever they are present in a specified text.
Getting Started
DynamicTextHighlighting is also the name of the package widget. It returns a RichText widget and it accepts four basic parameters:
text: the whole texthighlights: the words to be highlightedcolor: the highlight colorstyle: the default text stylecaseSensitive: the case sensitive option
In addition to these parameters, there are others related to RichText widget:
TextAligntextAlignTextDirectiontextDirectionboolsoftWrapTextOverflowoverflowdoubletextScaleFactorintmaxLinesLocalelocaleStrutStylestrutStyleTextWidthBasistextWidthBasisTextHeightBehaviortextHeightBehavior
Example
Widget buildDTH(String text, List<String> highlights) {
return DynamicTextHighlighting(
text: text,
highlights: highlights,
color: Colors.yellow,
style: TextStyle(
fontSize: 18.0,
fontStyle: FontStyle.italic,
),
caseSensitive: false,
);
}
It is a stateless widget, so for any changes just call setState(() {...}).
void applyChanges(List<String> newHighlights) {
setState(() {
highlights = newHighlights;
});
}
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