LyricWidgetState class
- Inheritance
-
- Object
- State<
LyricWidget> - LyricWidgetState
Constructors
Properties
- context → BuildContext
-
The location in the tree where this widget builds.
no setterinherited
- currLyricStyle ↔ TextStyle?
-
getter/setter pair
- currRemarkLyricStyle ↔ TextStyle?
-
getter/setter pair
- draggingLyricStyle ↔ TextStyle?
-
getter/setter pair
- draggingRemarkLyricStyle ↔ TextStyle?
-
getter/setter pair
- hashCode → int
-
The hash code for this object.
no setterinherited
- lyricMaxWidth ↔ double?
-
getter/setter pair
-
lyrics
↔ List<
Lyric> -
getter/setter pair
- lyricStyle ↔ TextStyle?
-
getter/setter pair
-
lyricTextPaints
↔ List<
TextPainter> -
getter/setter pair
- mounted → bool
-
Whether this State object is currently in a tree.
no setterinherited
-
remarkLyrics
↔ List<
Lyric> ? -
getter/setter pair
- remarkStyle ↔ TextStyle?
-
getter/setter pair
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
-
subLyricTextPaints
↔ List<
TextPainter> -
getter/setter pair
- totalHeight ↔ double
-
getter/setter pair
- widget → LyricWidget
-
The current configuration.
no setterinherited
Methods
-
activate(
) → void -
Called when this object is reinserted into the tree after having been
removed via deactivate.
inherited
-
animationScrollY(
dynamic currentLyricIndex, TickerProvider tickerProvider) → dynamic -
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
override
-
buildCustomPaint(
) → CustomPaint -
cancelTimer(
) → void -
computeScrollY(
int curLine) → double - 计算传入行和第一行的偏移量
-
deactivate(
) → void -
Called when this object is removed from the tree.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
didChangeDependencies(
) → void -
Called when a dependency of this State object changes.
inherited
-
didUpdateWidget(
covariant LyricWidget oldWidget) → void -
Called whenever the widget configuration changes.
override
-
dispose(
) → void -
Called when this object is removed from the tree permanently.
inherited
-
findLyricIndexByDuration(
Duration curDuration, List< Lyric> lyrics) → int -
getCurrentDraggingLine(
double offset) → int -
getNotEmptyLineHeight(
List< Lyric> lyrics) → int - 因空行高度与非空行高度不一致，获取非空行的位置
-
initLyricList(
) → void -
initState(
) → void -
Called when this object is inserted into the tree.
override
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
reassemble(
) → void -
Called whenever the application is reassembled during debugging, for
example during hot reload.
inherited
-
resetDragging(
) → void -
setLyricList(
List< Lyric> lyrics, {List<Lyric> ? remarkLyrics}) → void -
setState(
VoidCallback fn) → void -
Notify the framework that the internal state of this object has changed.
inherited
-
toDiagnosticsNode(
{String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode -
Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
-
toString(
{DiagnosticLevel minLevel = DiagnosticLevel.info}) → String -
A string representation of this object.
inherited
-
toStringShort(
) → String -
A brief description of this object, usually just the runtimeType and the
hashCode.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited