- Provide basic 2D graphics drawing API.
- Define basic widgets.
- Provide renderer to widgets through the drawing API.
- Provide event listeners to widgets.
- frame 窗体容器框
- panel 控件容器面板
- button 按钮
- text input 文本输入框
- text input area 文本输入域
- image label 图像面板
- check box 单选框
- list 列表
- tree 树形组件
- menu 菜单
- menu item 菜单选项
- message box 消息框
- progress bar 进度条
- scroll bar 滚动条
- scroll panel 滚动面板
- scroll viewer 滚动视图
- grid 网格
- use wgpu-rs as the graphics backend
- use winit/sdl2 as window and event backend (async event is supported by futures)
- use ab_glyph to provide font shape parsing
- use image to provide the implementations of image encoding and decoding