public _RangeSliderRenderObjectWidget(
Key key = null,
RangeValues values = null,
int?divisions = null,
RangeLabels labels = null,
SliderThemeData sliderTheme = null,
float textScaleFactor = 0f,
ValueChanged <RangeValues> onChanged = null,
ValueChanged <RangeValues> onChangeStart = null,
ValueChanged <RangeValues> onChangeEnd = null,
_RangeSliderState state = null) : base(key: key)
{
this.values = values;
this.divisions = divisions;
this.labels = labels;
this.sliderTheme = sliderTheme;
this.textScaleFactor = textScaleFactor;
this.onChanged = onChanged;
this.onChangeStart = onChangeStart;
this.onChangeEnd = onChangeEnd;
this.state = state;
}
public _RenderRangeSlider(
RangeValues values,
int?divisions,
RangeLabels labels,
SliderThemeData sliderTheme,
ThemeData theme,
float textScaleFactor,
RuntimePlatform platform,
ValueChanged <RangeValues> onChanged,
ValueChanged <RangeValues> onChangeStart,
ValueChanged <RangeValues> onChangeEnd,
_RangeSliderState state,
TextDirection?textDirection)
{
D.assert(values != null);
D.assert(values.start >= 0.0 && values.start <= 1.0);
D.assert(values.end >= 0.0 && values.end <= 1.0);
D.assert(state != null);
D.assert(textDirection != null);
this.onChangeStart = onChangeStart;
this.onChangeEnd = onChangeEnd;
_platform = platform;
_labels = labels;
_values = values;
_divisions = divisions;
_sliderTheme = sliderTheme;
_theme = theme;
_textScaleFactor = textScaleFactor;
_onChanged = onChanged;
_state = state;
_textDirection = textDirection;
_updateLabelPainters();
GestureArenaTeam team = new GestureArenaTeam();
_drag = new HorizontalDragGestureRecognizer();
_drag.team = team;
_drag.onStart = _handleDragStart;
_drag.onUpdate = _handleDragUpdate;
_drag.onEnd = _handleDragEnd;
_drag.onCancel = _handleDragCancel;
_tap = new TapGestureRecognizer();
_tap.team = team;
_tap.onTapDown = _handleTapDown;
_tap.onTapUp = _handleTapUp;
_tap.onTapCancel = _handleTapCancel;
_overlayAnimation = new CurvedAnimation(
parent: _state.overlayController,
curve: Curves.fastOutSlowIn
);
_valueIndicatorAnimation = new CurvedAnimation(
parent: _state.valueIndicatorController,
curve: Curves.fastOutSlowIn
);
_enableAnimation = new CurvedAnimation(
parent: _state.enableController,
curve: Curves.easeInOut
);
}