public Widget BulidTopSwiper(List <string> urls)
{
List <Widget> children = new List <Widget>();
foreach (var item in urls)
{
Widget it = Image.network(item, fit: BoxFit.fill);
children.Add(it);
}
TransformerPageController controller = new TransformerPageController(initialPage: 0, itemCount: urls.Count);
return(new Container(
height: 270,
width: 375,
child: new Stack(
children: new List <Widget> {
TransformerPageView.children(index: 0,
children: children, pageController: controller
),
new Align(
alignment: Alignment.bottomCenter,
child: new Padding(
padding: EdgeInsets.only(bottom: 20),
child: new PageIndicator(layout: PageIndicatorLayout.WARM, size: 7, activeSize: 7, controller: controller, space: 5.0f, count: urls.Count
, color: new Unity.UIWidgets.ui.Color(0xFFEAEAEA), activeColor: new Unity.UIWidgets.ui.Color(0xFF404759))
)
)
}
)
));
}
Widget _buildSwiper()
{
IndexedWidgetBuilder itemBuilder;
if (widget.onTap != null)
{
itemBuilder = _wrapTap;
}
else
{
itemBuilder = widget.itemBuilder;
}
if (widget.layout == SwiperLayout.STACK)
{
return(new _StackSwiper(
loop: widget.loop,
itemWidth: widget.itemWidth,
itemHeight: widget.itemHeight,
itemCount: widget.itemCount,
itemBuilder: itemBuilder,
index: _activeIndex,
curve: widget.curve,
duration: widget.duration,
onIndexChanged: _onIndexChanged,
controller: _controller,
scrollDirection: widget.scrollDirection
));
}
else if (_isPageViewLayout())
{
PageTransformer transformer = widget.transformer;
if (widget.scale != 0 || widget.fade != 0)
{
transformer =
new ScaleAndFadeTransformer(scale: widget.scale, fade: widget.fade);
}
Widget child = new TransformerPageView(
pageController: _pageController,
loop: widget.loop,
itemCount: widget.itemCount,
itemBuilder: itemBuilder,
transformer: transformer,
viewportFraction: widget.viewportFraction,
index: _activeIndex,
duration: TimeSpan.FromMilliseconds(widget.duration),
scrollDirection: widget.scrollDirection,
onPageChanged: _onIndexChanged,
curve: widget.curve,
physics: widget.physics,
controller: _controller
);
if (widget.autoplayDisableOnInteraction && widget.autoplay)
{
return(new NotificationListener <ScrollNotification>(
child: child,
onNotification: (ScrollNotification notification) =>
{
ScrollStartNotification ssno = notification as ScrollStartNotification;
if (ssno != null)
{
if (ssno.dragDetails != null)
{
//by human
if (_timer != null)
{
_stopAutoplay();
}
}
}
else if (notification is ScrollEndNotification)
{
if (_timer == null)
{
_startAutoplay();
}
}
return false;
}
));
}
return(child);
}
else if (widget.layout == SwiperLayout.TINDER)
{
return(new _TinderSwiper(
loop: widget.loop,
itemWidth: widget.itemWidth,
itemHeight: widget.itemHeight,
itemCount: widget.itemCount,
itemBuilder: itemBuilder,
index: _activeIndex,
curve: widget.curve,
duration: widget.duration,
onIndexChanged: _onIndexChanged,
controller: _controller,
scrollDirection: widget.scrollDirection
));
}
else if (widget.layout == SwiperLayout.CUSTOM)
{
return(new _CustomLayoutSwiper(
loop: widget.loop,
option: widget.customLayoutOption,
itemWidth: widget.itemWidth,
itemHeight: widget.itemHeight,
itemCount: widget.itemCount,
itemBuilder: itemBuilder,
index: _activeIndex,
curve: widget.curve,
duration: widget.duration,
onIndexChanged: _onIndexChanged,
controller: _controller,
scrollDirection: widget.scrollDirection
));
}
else
{
return(new Container());
}
}
public override Widget build(BuildContext context)
{
var children = new List <Widget> {
new Container(
width: 1080,
height: 800,
color: Colors.red
),
new Container(
width: 1080,
height: 800,
color: Colors.green
),
new Container(
width: 1080,
height: 800,
color: Colors.blueAccent
),
new Container(
width: 1080,
height: 800,
color: Colors.grey
)
};
return(new Scaffold(
appBar: new AppBar(
title: new Text(widget.title)
),
body: new Column(
children: new List <Widget> {
new Row(
children: new List <Widget> {
new Checkbox(
value: loop,
onChanged: (va) => {
setState(() => {
if (va == true)
{
//controller = new TransformerPageController(itemCount:4,loop:true);
}
else
{
//controller = new PageController(initialPage:0);
}
loop = (bool)va;
});
}
),
new Text("loop")
}
),
new RadioGroup(
titles: new List <string> {
"COLOR", "DROP",
"NONE", "SCALE", "SLIDE", "WARM"
},
onIndexChanged: (index) => { setState(() => { _index = index; layout = layouts[index]; }); }
),
new Container(
width: 1080,
height: 800,
child:
new Stack(
children: new List <Widget> {
TransformerPageView.children(index: 0,
children: children, pageController: controller
),
new Align(
alignment: Alignment.bottomCenter,
child: new Padding(
padding: EdgeInsets.only(bottom: 20),
child: getItem()
)
)
}
)
)
}
)
));
}
