- What's New
- Service Overview
- Billing
- Getting Started
-
User Guide
- Using Huawei Cloud Astro Canvas
- Purchasing Instances
- Creating a Workspace
- Creating a Project
- Creating a Page
- Publishing and Installing a Project
- Managing Projects
-
Managing Pages
- Copying a Page
- Publishing a Page
- Modifying Page Settings
- Deleting a Page
- Moving a Page
- Publishing a Page as the Homepage
- Downloading a Page
- Publishing a Page as a Template
- Managing Page Versions
- Setting a Page
- Setting a Share Code
- Configuring Token Authentication
- Configuring Content Security Policies
- Rolling Back the Version
- Verifying the Token Signature on the Sharing Page
- Managing Layers
-
Widgets
- Getting Started with Widgets
-
Charts
- Circle Pie Chart
- Swiper Pie Chart
- Full Moon Pie Chart
- Basic Pie Chart
- Snake Pie Chart
- Rose Pie Chart
- Fade Color Pie Chart
- Line Chart
- Multi Line Chart
- Area Line Chart
- Area Multi Line Chart
- Liquid Fill Chart
- Arrow Liquid Fill Chart
- Water Drop Liquid Fill Chart
- Diamond Liquid Fill Chart
- Triangle Liquid Fill Chart
- Round Rectangle Liquid Fill Chart
- Rectangle Liquid Fill Chart
- Progress Bar Chart
- Progress Bar
- Heat Map
- Funnel Chart
- Two-Way Bar Chart
- Line Bar Chart
- Horizontal Bar Chart
- Horizontal Multi Bar Chart
- Data Marker Bar Chart
- Waterfall Bar Chart
- Bar Chart
- Scatter Chart
- Bubble chart
- Radar Chart
- Media
- Sting
- Maps
- Decoration
- Dashboard
- Others
- Menu
- ECharts
- 3D Scene Editor
-
Widget Management
- Adding a Widget
- Dragging a Widget
- Aligning Widgets
- Locking or Unlocking a Widget
- Hiding a Widget
- Renaming a Widget
- Saving a Widget as a Card
- Copying and Pasting a Widget
- Copying a Widget to Other Pages
- Deleting a Widget
- Creating a Group
- Description of Custom Widgets
- Customizing Event Interactions for ECharts Widgets
- Customizing Interactive Actions for ECharts Widgets
- Using the Background Pagination Function of Advanced Tables
- Using the Background Sorting Function of Advanced Tables
- Using the Background Filtering Function of Advanced Tables
- Interaction Configuration
- Data Access
-
Data Center
- Converter Management
- Connector Management
- Data Source Management
-
Dataset Management
- (Optional) Creating a Folder
- Static Data Datasets
- Relational Database Datasets
- ROMA Connector Datasets
- Huawei Cloud Astro Zero API Datasets
- Huawei Cloud Astro Zero Datasets
- DLI Datasets
- DWS Datasets
- HTTP Connector Datasets
- Prometheus Datasets
- Copying a Dataset
- Copying a Dataset to Another Workspace
- Sharing a Dataset
- Deleting a Dataset
- Asset Management
- Admin Console
- Global Variables
- Custom Widget Development Specifications
- Private Deployment
- Best Practices
- General Reference
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Timeline
The timeline is a type of text widget. It displays a series of events in chronological order.
On the large screen design page, drag the timeline widget from All > Text to the blank area of the canvas, as shown in Figure 1.
Card
A card wraps a chart widget. A widget consists of card elements (card title, chart, card background, and card border) and chart elements.

- Background
- Background color: Background color of the widget card.
- Border: Border of the widget card. Options: no border, full border, and corner border. For full border and corner border, you can set the line type and rounded corners of the outer border of the widget.
- Style: Image display style. The options are normal, center, stretch, and tiled.
- Choose image: Use a local image as the widget background. Directories and subdirectories can be added to facilitate image management by category. JPG, JPEG, PNG, or GIF images are recommended. The size of each image cannot exceed 50 MB.
- Special effect: Widget highlighted status. Displayed by default or on page load.
- Padding: Distance between the chart and the four sides (top, bottom, left, and right as shown in Figure 2) of the widget. The default value is 0, indicating that the chart stretches to fill the entire widget.
- Chart title
- Chart title: Whether to display the chart title.
- Title content: Content of the title.
- Title position: Title display position, which can be left, center, or right.
- Title font: Font, color, and size of the title.
Graphic
A graphic is a specific graphical expression element that visualizes data in a widget, for example, a slice in a pie chart, a bar in a bar chart, a line or a kink point in a line chart.

- Timeline
- Timeline direction: Direction of the timeline. The horizontal and vertical directions are supported.
- Automatic rotation: Whether to display the automatic rotation effect.
- Interval: The interval.
- Stay duration: Duration of stay.
- Default line style: Default color of the line.
- Line selection style: Color of the selected line.
- Line thickness: Thickness of the line.
- Line label
- Default label font: Default font, size, and color of labels.
- Selected label font: Font, size, and color of a selected label.
- Label rotate: Rotation angle of labels.
- Default description font: Default description font, color, and size of labels.
- Selected description font: Font, color, and size of the description when a label is selected.
- Description rotation: Rotation angle of the description text.
- Line node
- Type: Type of a line node. The options are time, category, and numeric.
- Node shape: Shape of a node. The value can be circle or rhombus.
- Node default style: Color of the default node style.
- Node selected style: Color of a selected node.
- Node size: size of a node.
Data
In the data settings, you can set the data source of the timeline widget. For more information, see Data Access.
Interaction
In the interaction settings, you can configure the interaction between the timeline widget and other widgets or pages. For details, see Interaction Configuration.
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