public _RenderSlider( float?value = null, int?divisions = null, string label = null, SliderThemeData sliderTheme = null, MediaQueryData mediaQueryData = null, RuntimePlatform?platform = null, ValueChanged <float> onChanged = null, ValueChanged <float> onChangeStart = null, ValueChanged <float> onChangeEnd = null, _SliderState state = null, TextDirection?textDirection = null ) { D.assert(value != null && value >= 0.0 && value <= 1.0); D.assert(state != null); D.assert(textDirection != null); this.onChangeStart = onChangeStart; this.onChangeEnd = onChangeEnd; _platform = platform; _label = label; _value = value.Value; _divisions = divisions; _sliderTheme = sliderTheme; _mediaQueryData = mediaQueryData; _onChanged = onChanged; _state = state; _textDirection = textDirection.Value; _updateLabelPainter(); GestureArenaTeam team = new GestureArenaTeam(); _drag = new HorizontalDragGestureRecognizer { team = team, onStart = _handleDragStart, onUpdate = _handleDragUpdate, onEnd = _handleDragEnd, onCancel = _endInteraction }; _tap = new TapGestureRecognizer { team = team, onTapDown = _handleTapDown, onTapUp = _handleTapUp, onTapCancel = _endInteraction }; _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); }
public override void initState() { base.initState(); GestureArenaTeam team = new GestureArenaTeam(); longPress.team = team; drag.team = team; team.captain = drag; _highlighted = widget.groupValue; thumbController = new AnimationController( duration: CupertinoSlidingSegmentedControlsUtils._kSpringAnimationDuration, value: 0, vsync: this ); thumbScaleController = new AnimationController( duration: CupertinoSlidingSegmentedControlsUtils._kSpringAnimationDuration, value: 1, vsync: this ); separatorOpacityController = new AnimationController( duration: CupertinoSlidingSegmentedControlsUtils._kSpringAnimationDuration, value: 0, vsync: this ); foreach (T currentKey in widget.children.Keys) { _highlightControllers[currentKey] = _createHighlightAnimationController( isCompleted: currentKey.Equals(widget.groupValue) // Highlight the current selection. ); _pressControllers[currentKey] = _createFadeoutAnimationController(); } }
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 ); }