public override Widget buildTransitions(BuildContext context1, Animation <float> animation, Animation <float> secondaryAnimation, Widget child)
{
return(new OrientationBuilder(
builder: (BuildContext context2, Orientation orientation) => {
_lastOrientation = orientation;
if (!animation.isCompleted)
{
bool reverse = animation.status == AnimationStatus.reverse;
Rect rect = reverse
? _rectAnimatableReverse.evaluate(animation)
: _rectAnimatable.evaluate(animation);
Rect sheetRect = reverse
? _sheetRectAnimatableReverse.evaluate(animation)
: _sheetRectAnimatable.evaluate(animation);
float?sheetScale = reverse
? _sheetScaleAnimatableReverse.evaluate(animation)
: _sheetScaleAnimatable.evaluate(animation);
List <Widget> widgets = new List <Widget>();
widgets.Add(
Positioned.fromRect(
rect: sheetRect,
child: new Opacity(
opacity: _sheetOpacity.value,
child: Transform.scale(
alignment: getSheetAlignment(_contextMenuLocation),
scale: sheetScale ?? 1.0f,
child: new _ContextMenuSheet(
key: _sheetGlobalKey,
actions: _actions,
contextMenuLocation: _contextMenuLocation,
orientation: orientation
)
)
)
)
);
widgets.Add(
Positioned.fromRect(
key: _childGlobalKey,
rect: rect,
child: _builder(context2, animation)
));
return new Stack(
children: widgets
);
}
return new _ContextMenuRouteStatic(
actions: _actions,
child: _builder(context1, animation),
childGlobalKey: _childGlobalKey,
contextMenuLocation: _contextMenuLocation,
onDismiss: _onDismiss,
orientation: orientation,
sheetGlobalKey: _sheetGlobalKey
);
}
));
}
// Build the animation for the _ContextMenuSheet.
Widget _buildSheetAnimation(BuildContext context, Widget child)
{
return(Transform.scale(
alignment: _ContextMenuRoute.getSheetAlignment(widget.contextMenuLocation),
scale: _sheetScaleAnimation.value,
child: new Opacity(
opacity: _sheetOpacityAnimation.value,
child: child
)
));
}
// Build the animation for the child.
Widget _buildChildAnimation(BuildContext context, Widget child)
{
_lastScale = _getScale(
widget.orientation,
MediaQuery.of(context).size.height,
_moveAnimation.value.dy
);
return(Transform.scale(
key: widget.childGlobalKey,
scale: _lastScale,
child: child
));
}
public override Widget build(BuildContext context)
{
return(new GestureDetector
(
onLongPressDragUpdate: details =>
{
// Debug.Log("onLongPressDragUpdate");
},
onScaleStart: details =>
{
MoveEndVelocity = Offset.zero;
previousScrollPosition = details.focalPoint;
previousDragPosition = details.focalPoint;
},
onScaleUpdate: details =>
{
// Debug.Log("onScaleUpdate");
MoveEndVelocity = Offset.zero;
float scaleDiff = previousScale * (details.scale - 1);
if (aimedScale >= widget.MaxScale && scaleDiff > 0)
{
scaleDiff = 0;
}
if (aimedScale <= widget.MinScale && scaleDiff < 0)
{
scaleDiff = 0;
}
scroll(details.focalPoint, scaleDiff);
move(details.focalPoint);
// postCheck();
},
onScaleEnd: details =>
{
MoveEndVelocity = details.velocity.pixelsPerSecond;
},
onVerticalDragStart: details =>
{
MoveEndVelocity = Offset.zero;
previousScrollPosition = details.globalPosition;
previousDragPosition = details.globalPosition;
},
onVerticalDragUpdate: details =>
{
// Debug.Log("onVerticalDragUpdate");
if (details.isScroll)
{
float scaleDiff = details.delta.dy / MediaQuery.of(context).size.height;
if (aimedScale >= widget.MaxScale && scaleDiff > 0)
{
scaleDiff = 0;
}
if (aimedScale <= widget.MinScale && scaleDiff < 0)
{
scaleDiff = 0;
}
if (Math.Abs(scaleDiff) > float.Epsilon)
{
scroll(details.globalPosition, scaleDiff);
}
// postCheck();
}
else
{
move(details.globalPosition);
// postCheck();
}
},
onVerticalDragEnd: details =>
{
MoveEndVelocity = details.velocity.pixelsPerSecond;
},
child: new ClipRect
(
clipBehavior: Clip.hardEdge,
child: new Stack
(
children: new List <Widget>
{
new Positioned
(
left: Offset.dx,
top: Offset.dy,
child: Transform.scale
(
scale: Scale,
child: new Container(
key: ContentViewContainerKey,
width: widget.ContentSizeWidth,
height: widget.ContentSizeHeight,
child: widget.child
),
alignment: Alignment.topLeft
)
)
}
)
)
));
}
Widget _buildContent(BuildContext context)
{
var articleIds = this.widget.viewModel.team.articleIds;
var articlesHasMore = this.widget.viewModel.team.articlesHasMore ?? false;
var teamArticleLoading = this.widget.viewModel.teamArticleLoading && articleIds == null;
int itemCount;
if (teamArticleLoading)
{
itemCount = 3;
}
else
{
if (articleIds == null)
{
itemCount = 3;
}
else
{
var articleCount = articlesHasMore ? articleIds.Count : articleIds.Count + 1;
itemCount = 2 + (articleIds.Count == 0 ? 1 : articleCount);
}
}
return(new Container(
color: CColors.Background,
child: new CustomScrollbar(
new SmartRefresher(
controller: this._refreshController,
enablePullDown: false,
enablePullUp: articlesHasMore,
onRefresh: this._onRefresh,
onNotification: this._onNotification,
child: ListView.builder(
physics: new AlwaysScrollableScrollPhysics(),
itemCount: itemCount,
itemBuilder: (cxt, index) => {
if (index == 0)
{
return Transform.scale(
scale: this._factor,
child: this._buildTeamInfo()
);
}
if (index == 1)
{
return _buildTeamArticleTitle();
}
if (teamArticleLoading && index == 2)
{
var height = MediaQuery.of(context: context).size.height - headerHeight - 44;
return new Container(
height: height,
child: new GlobalLoading()
);
}
if ((articleIds == null || articleIds.Count == 0) && index == 2)
{
var height = MediaQuery.of(context: context).size.height - headerHeight - 44;
return new Container(
height: height,
child: new BlankView(
"哎呀，暂无已发布的文章",
"image/default-article"
)
);
}
if (index == itemCount - 1 && !articlesHasMore)
{
return new EndView();
}
var articleId = articleIds[index - 2];
if (!this.widget.viewModel.articleDict.ContainsKey(key: articleId))
{
return new Container();
}
var article = this.widget.viewModel.articleDict[key: articleId];
return new ArticleCard(
article: article,
() => this.widget.actionModel.pushToArticleDetail(obj: article.id),
() => this._share(article: article),
fullName: this.widget.viewModel.team.name,
key: new ObjectKey(value: article.id)
);
}
)
)
)
));
}
Widget _buildUserContent(BuildContext context)
{
var articleIds = this.widget.viewModel.user.articleIds;
var articlesHasMore = this.widget.viewModel.user.articlesHasMore ?? false;
var userArticleLoading = this.widget.viewModel.userArticleLoading && articleIds == null;
int itemCount;
if (userArticleLoading)
{
itemCount = 3;
}
else
{
if (articleIds == null)
{
itemCount = 3;
}
else
{
var articleCount = articlesHasMore ? articleIds.Count : articleIds.Count + 1;
itemCount = 2 + (articleIds.Count == 0 ? 1 : articleCount);
}
}
return(new Container(
color: CColors.Background,
child: new CustomScrollbar(
new SmartRefresher(
controller: this._refreshController,
enablePullDown: false,
enablePullUp: articlesHasMore,
onRefresh: this._onRefresh,
onNotification: this._onNotification,
child: ListView.builder(
physics: new AlwaysScrollableScrollPhysics(),
itemCount: itemCount,
itemBuilder: (cxt, index) => {
if (index == 0)
{
return Transform.scale(
scale: this._factor,
child: this._buildUserInfo()
);
}
if (index == 1)
{
return _buildUserArticleTitle();
}
if (userArticleLoading && index == 2)
{
var height = MediaQuery.of(context: context).size.height - headerHeight - 44;
return new Container(
height: height,
child: new GlobalLoading()
);
}
if ((articleIds == null || articleIds.Count == 0) && index == 2)
{
var height = MediaQuery.of(context: context).size.height - headerHeight - 44;
return new Container(
height: height,
child: new BlankView(
"哎呀，暂无已发布的文章",
"image/default-article"
)
);
}
if (index == itemCount - 1 && !articlesHasMore)
{
return new EndView();
}
var articleId = articleIds[index - 2];
if (!this.widget.viewModel.articleDict.ContainsKey(key: articleId))
{
return new Container();
}
var article = this.widget.viewModel.articleDict[key: articleId];
var linkUrl = CStringUtils.JointProjectShareLink(projectId: article.id);
return new ArticleCard(
article: article,
() => this.widget.actionModel.pushToArticleDetail(obj: article.id),
() => ShareManager.showArticleShareView(
this.widget.viewModel.currentUserId != article.userId,
isLoggedIn: this.widget.viewModel.isLoggedIn,
() => {
Clipboard.setData(new ClipboardData(text: linkUrl));
CustomDialogUtils.showToast("复制链接成功", Icons.check_circle_outline);
},
() => this.widget.actionModel.pushToLogin(),
() => this.widget.actionModel.pushToBlock(article.id),
() => this.widget.actionModel.pushToReport(article.id, ReportType.article),
type => {
CustomDialogUtils.showCustomDialog(
child: new CustomLoadingDialog()
);
string imageUrl = CImageUtils.SizeTo200ImageUrl(article.thumbnail.url);
this.widget.actionModel.shareToWechat(arg1: type, arg2: article.title,
arg3: article.subTitle, arg4: linkUrl, arg5: imageUrl)
.Then(onResolved: CustomDialogUtils.hiddenCustomDialog)
.Catch(_ => CustomDialogUtils.hiddenCustomDialog());
},
() => this.widget.actionModel.mainRouterPop()
),
this.widget.viewModel.user.fullName ?? this.widget.viewModel.user.name,
key: new ObjectKey(value: article.id)
);
}
)
)
)
));
}
public override Widget build(int i, float animationValue, Widget widget)
{
float s = CustomLayoutUtils._getValue(values: this.values, animationValue: animationValue, index: i);
return(Transform.scale(scale: s, child: widget));
}