在Flutter中创建自定义AnimatedIcon可以通过以下步骤实现: 导入所需的包: 代码语言:txt 复制 import 'package:flutter/material.dart'; import 'package:flutter/widgets.dart'; 创建一个自定义的AnimatedIconData类,继承自AnimatedIconData: 代码语言:txt 复制 class CustomAnimatedIconData extends AnimatedIconData { ...
对DecoratedBox组件或BoxDecoration类不熟悉的读者可参考本书第14章“渲染与特效”中的相关内容。 8 AnimatedIcon AnimatedIcon顾名思义,是一个用于提供动画图标的组件。它的名字虽然是以Animated...开头的,但它实际上是一个显式动画组件,需要通过progress属性传入动画控制器,另外还需要由icon属性传入动画图标数据,代码...
AnimatedIcon顾名思义,是一个用于提供动画图标的组件。它的名字虽然是以Animated...开头的,但它实际上是一个显式动画组件,需要通过progress属性传入动画控制器,另外还需要由icon属性传入动画图标数据,代码如下: AnimatedIcon( progress: _controller, icon: AnimatedIcons.arrow_menu, ) ■图12‑6AnimatedIcon之arrow...
•icon:通过官方解释可以看得出来,它应该是 AnimatedIcons.xxx•progress:在该字段的上方,注释也给出了解释:动画的进度,值应该是0-1•color:icon 的颜色•size:icon的大小•semanticLabel: 语义标签,不在UI中显示,在辅助功能模式下有用。•textDirection:图标的方向 简单使用 先看一下效果: 代码如下: ...
iconState = status.toString(); }); }); }@overrideWidget build(BuildContext context) {returnScaffold( body: Center( child: Column(children: [ AnimatedIcon( icon: AnimatedIcons.close_menu, progress: _controller, ), MyAnimationIcon( animation: _controller, ...
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使用Flutter AnimatedIcon 微件让您的图标变得栩栩如生! 选择一个受支持的图标、搭配一段动画,然后制作令您心满意足的动画。 点击此处观看 #WidgetoftheWeek 播放列表 → http://t.cn/AiO93WVG
AnimatedIcon:http://laomengit.com/flutter/widgets/AnimatedIcon/ TweenAnimationBuilder:http://laomengit.com/flutter/widgets/TweenAnimationBuilder/ DecoratedBoxTransition:http://laomengit.com/flutter/widgets/DecoratedBoxTransition/ DefaultTextStyleTransition:http://laomengit.com/flutter/widgets/DefaultTextStyl...
animationController=AnimationController(vsync:this,duration:Duration(microseconds:2000),);animationController.forward();//加上这个,动画才能执行,可以放到按钮的点击事件里面去,...AnimatedIcon(size:30,icon:icons[i],progress:animationController,semanticLabel:'Show menu',), ...
AnimatedIcon:http://laomengit.com/flutter/widgets/AnimatedIcon/ TweenAnimationBuilder:http://laomengit.com/flutter/widgets/TweenAnimationBuilder/ DecoratedBoxTransition: DefaultTextStyleTransition:http://laomengit.com/flutter/widgets/DefaultTextStyleTransition/ ...