Widget _buildOuterPagination(
SwiperPlugin pagination, Widget swiper, SwiperPluginConfig config)
{
List <Widget> list = new List <Widget>();
//Only support bottom yet!
if (widget.containerHeight != 0 || widget.containerWidth != 0)
{
list.Add(swiper);
}
else
{
list.Add(new Expanded(child: swiper));
}
list.Add(new Align(
alignment: Alignment.center,
child: pagination.build(context, config)
));
return(new Column(
children: list,
crossAxisAlignment: CrossAxisAlignment.stretch,
mainAxisSize: MainAxisSize.min
));
}
Widget buildButton(SwiperPluginConfig config, Color color, IconData iconDaga,
int quarterTurns, bool previous)
{
return(new GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: () =>
{
if (previous)
{
config.controller.previous(animation: true);
}
else
{
config.controller.next(animation: true);
}
},
child: new Padding(
padding: padding,
child: new RotatedBox(
quarterTurns: quarterTurns,
child: new Icon(
iconDaga,
//semanticLabel: previous? "Previous" : "Next",
size: size,
color: color
)))
));
}
public override Widget build(BuildContext context, SwiperPluginConfig config)
{
ThemeData themeData = Theme.of(context);
Color activeColor = this.activeColor ?? themeData.primaryColor;
Color color = this.color ?? themeData.scaffoldBackgroundColor;
if (Axis.vertical == config.scrollDirection)
{
return(new Column(
key: key,
mainAxisSize: MainAxisSize.min,
children: new List <Widget> {
new Text(
data: (config.activeIndex + 1).ToString(),
style: new TextStyle(color: activeColor, fontSize: activeFontSize)
),
new Text(
"/",
style: new TextStyle(color: color, fontSize: fontSize)
),
new Text(
data: config.itemCount.ToString(),
style: new TextStyle(color: color, fontSize: fontSize)
)
}
));
}
else
{
return(new Row(
key: key,
mainAxisSize: MainAxisSize.min,
children: new List <Widget> {
new Text(
data: (config.activeIndex + 1).ToString(),
style: new TextStyle(color: activeColor, fontSize: activeFontSize)
),
new Text(
" /" + config.itemCount.ToString(),
style: new TextStyle(color: color, fontSize: fontSize)
)
}
));
}
}
public override Widget build(BuildContext context, SwiperPluginConfig config)
{
ThemeData themeData = Theme.of(context);
Color activeColor = this.activeColor ?? themeData.primaryColor;
Color color = this.color ?? themeData.scaffoldBackgroundColor;
List <Widget> list = new List <Widget>();
if (config.itemCount > 20)
{
UnityEngine.Debug.LogWarning(
"The itemCount is too big, we suggest use FractionPaginationBuilder instead of DotSwiperPaginationBuilder in this sitituation");
}
int itemCount = config.itemCount;
int activeIndex = config.activeIndex;
for (int i = 0; i < itemCount; ++i)
{
bool active = i == activeIndex;
Size size = active ? this.activeSize : this.size;
list.Add(new SizedBox(
width: size.width,
height: size.height,
child: new Container(
color: active ? activeColor : color,
key: Key.key("pagination_$i"),
margin: EdgeInsets.all(space)
)
));
}
if (config.scrollDirection == Axis.vertical)
{
return(new Column(
key: key,
mainAxisSize: MainAxisSize.min,
children: list
));
}
else
{
return(new Row(
key: key,
mainAxisSize: MainAxisSize.min,
children: list
));
}
}
//@override
public override Widget build(BuildContext context, SwiperPluginConfig config)
{
ThemeData themeData = Theme.of(context);
Color color = this.color ?? themeData.primaryColor;
Color disableColor = this.disableColor ?? themeData.disabledColor;
Color prevColor;
Color nextColor;
if (config.loop)
{
prevColor = nextColor = color;
}
else
{
bool next = config.activeIndex < config.itemCount - 1;
bool prev = config.activeIndex > 0;
prevColor = prev ? color : disableColor;
nextColor = next ? color : disableColor;
}
Widget child;
if (config.scrollDirection == Axis.horizontal)
{
child = new Row(
key: key,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: new List <Widget> {
buildButton(config, prevColor, iconPrevious, 0, true),
buildButton(config, nextColor, iconNext, 0, false)
}
);
}
else
{
child = new Column(
key: key,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: new List <Widget> {
buildButton(config, prevColor, iconPrevious, -3, true),
buildButton(config, nextColor, iconNext, -3, false)
}
);
}
return(new Container(
height: float.PositiveInfinity,
child: child,
width: float.PositiveInfinity
));
}
public override Widget build(BuildContext context)
{
Widget swiper = _buildSwiper();
List <Widget> listForStack = null;
SwiperPluginConfig config = null;
if (widget.control != null)
{
//Stack
config = _ensureConfig(config);
listForStack = _ensureListForStack(
swiper, listForStack, widget.control.build(context, config));
}
if (widget.plugins != null)
{
config = _ensureConfig(config);
foreach (SwiperPlugin plugin in widget.plugins)
{
listForStack = _ensureListForStack(
swiper, listForStack, plugin.build(context, config));
}
}
if (widget.pagination != null)
{
config = _ensureConfig(config);
if (widget.outer)
{
return(_buildOuterPagination(
widget.pagination,//TODO:Check 修改了 _buildOuterPagination的第一个参数
listForStack == null ? swiper : new Stack(children: listForStack),
config));
}
else
{
listForStack = _ensureListForStack(
swiper, listForStack, widget.pagination.build(context, config));
}
}
if (listForStack != null)
{
return(new Stack(
children: listForStack
));
}
return(swiper);
}
SwiperPluginConfig _ensureConfig(SwiperPluginConfig config)
{
if (config == null)
{
config = new SwiperPluginConfig(
outer: widget.outer,
itemCount: widget.itemCount,
layout: widget.layout,
indicatorLayout: widget.indicatorLayout,
pageController: _pageController,
activeIndex: _activeIndex,
scrollDirection: widget.scrollDirection,
controller: _controller,
loop: widget.loop);
}
return(config);
}
public override Widget build(BuildContext context, SwiperPluginConfig config)
{
Alignment alignment = this.alignment ??
(config.scrollDirection == Axis.horizontal
? Alignment.bottomCenter
: Alignment.centerRight);
Widget child = new Container(
margin: margin,
child: this.builder.build(context, config)
);
if (!config.outer)
{
child = new Align(
key: key,
alignment: alignment,
child: child
);
}
return(child);
}
public override Widget build(BuildContext context, SwiperPluginConfig config)
{
return(builder(context, config));
}
public override Widget build(BuildContext context, SwiperPluginConfig config)
{
if (config.itemCount > 20)
{
UnityEngine.Debug.LogWarning(
"The itemCount is too big, we suggest use FractionPaginationBuilder instead of DotSwiperPaginationBuilder in this sitituation");
}
Color activeColor = this.activeColor;
Color color = this.color;
if (activeColor == null || color == null)
{
ThemeData themeData = Theme.of(context);
activeColor = this.activeColor ?? themeData.primaryColor;
color = this.color ?? themeData.scaffoldBackgroundColor;
}
if (config.indicatorLayout != PageIndicatorLayout.NONE &&
config.layout == SwiperLayout.DEFAULT)
{
return(new PageIndicator(
count: config.itemCount,
controller: config.pageController,
layout: config.indicatorLayout,
size: size,
activeColor: activeColor,
color: color,
space: space
));
}
List <Widget> list = new List <Widget>();
int itemCount = config.itemCount;
int activeIndex = config.activeIndex;
for (int i = 0; i < itemCount; ++i)
{
bool active = i == activeIndex;
list.Add(new Container(
key: Key.key("pagination_" + i),
margin: EdgeInsets.all(space),
child: new ClipRRect(//TODO:check 换成圆形组件
borderRadius: BorderRadius.circular(10f),
child: new Container(
color: active ? activeColor : color,
width: active ? activeSize : size,
height: active ? activeSize : size
)
)
));
}
if (config.scrollDirection == Axis.vertical)
{
return(new Column(
key: key,
mainAxisSize: MainAxisSize.min,
children: list
));
}
else
{
return(new Row(
key: key,
mainAxisSize: MainAxisSize.min,
children: list
));
}
}
SwiperPluginView(SwiperPlugin plugin, SwiperPluginConfig config)
{
this.plugin = plugin;
this.config = config;
}
//SwiperPlugin();
public abstract Widget build(BuildContext context, SwiperPluginConfig config);
