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    DataV:Video

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    DataV:Video

    Last Updated:Dec 03, 2024

    This topic describes the meaning of each configuration items when you select a full video widget.

    Chart style

    A video is a type of media component. You can customize the URL, playback properties, and appearance properties of a video. You can also add a video player to a visual application to play videos in the mp4 format. image.png

    Style Panel image.png

    • Search Configuration: Click the Search configuration items icon imagein the upper-right corner of the Style panel. In the Search Configuration panel, enter the name of the configuration items that you want to search for and locate the configuration items. Fuzzy match is supported. For more information, see Search configuration items.

      • Size: the width and height of the widget. Unit: pixels.

      • Positioning: the x-axis and y-axis of the component. Unit: pixels. X-coordinate indicates the pixel distance between the upper-left corner of the widget and the left border of the canvas. Y-coordinate indicates the pixel distance between the upper-left corner of the widget and the upper border of the canvas.

      • Rotate: The widget is rotated around the center of the widget. Unit: degrees.

        • Directly enter the degrees in the Rotation Angle spin box or click the plus sign (+) or minus sign (-) to increase or decrease the value in the Rotation Angle spin box.

        • Click the imageicon to flip the widget style.

        • Click the imageicon to flip the widget style.

      • Opacity: Valid values: 0 to 1. If this parameter is set to 0, the widget is hidden. If this parameter is set to 1, the widget is completely displayed. Default value: 1.

    • Video URL: We recommend that you use the video URL in the MP4 format, such as xx.test.com/video.mp4. You can also configure the video URL in the Data Source panel. The video URL in the Data Source panel is preferred.

    • NoVideo Text: the reminder text to be displayed if no video is specified. The text appears on the top of the video widget.

    • Autoplay: specifies whether to automatically play the video on the preview or publish page.

      Important

      • If you use Chrome version 66 or later, you need to enable the autoplay function according to the following methods to configuration items valid.

        In the browser address bar, enter chrome://flags/#autoplay-policy and press Enter. Then, set Autoplay policy to No user gesture is required.

      • If you use Google Chrome v66 or later, the video is automatically played in mute mode by default.

    • Loop: specifies whether to play the video on a continuous loop on the preview or publish page.

    • Control Bar: specifies whether to display a control bar on the lower part of the preview or publish page.

    • Muted Play: specifies whether to play the video in mute mode.

    • Volume (%): the sound volume to play the video. You can drag the control bar to adjust the volume in the project. This parameter takes effect only when you turn off the Muted Play switch.

    • Maintain Original Size: The original size of the video is maintained.

    Data Sources panel image.png

    url: the URL of the video. This parameter is optional. It functions the same as the Video URL parameter on the Settings tab. If both are configured, the configuration in the data source takes precedence.

    Configure data items

    Notes

    DataSource

    You can use the code editor or visual editor to view the data fields contained in the widget. You can also modify the Data Type parameter to flexibly configure the component data.

    Data Mapping

    If you need to customize chart field configurations, you can set different field mapping content in the Data Mapping module and field mapping these content to the corresponding fields of the widget. This allows you to match data without modifying the fields in the data source. You can also click the imageicon to configure the field style.

    Configure a filter

    Turn on Filter, select an existing data filter or create a data filter, and configure a data filter script to filter data. For more information, see Manage data filters.

    Data Response Result

    The Data Response Result section displays widget data in real time. If the data source of the widget changes, this section displays the latest data. If the system response is delayed, you can click the imageicon on the right to view the data response result. You can also click the imageicon on the right to obtain the latest data of the widget. You can also click View Example to view an example of the response result of the current component.

    Forbid Loading

    If you select the check box, you will not see the loaded content during component initialization when you update the component and preview the data kanban. If you select the check box, the opposite is true. By default, the status is deselected.

    Controlled Mode

    If you select the check box, the component does not request data in the initialized state, and only requests data by using global variables or the method configured in Blueprint Editor. If you clear the check box, you can use automatic update to request data. By default, the status is deselected.

    Auto Data Request

    Select the check box to manually enter the time frequency of polling to set dynamic polling. If you clear the page, the page is not automatically updated. You need to manually refresh the page or use Blueprint Editor and global variable events to trigger a request to update data.

    Advanced Panel

    This widget does not support interaction events.

    Blueprint Interaction

    1. Click the imageicon in the upper-left corner to go to the Blueprint page.

    2. On the Layer Nodes tab, add the widget to the main canvas.

    3. View blueprint configuration parameters. image.png

      • Event

        Event

        Notes

        When the data interface request is completed

        The event is triggered with the processed JSON data after a data interface request is responded and processed by a filter. For more information about specific data examples, see the Data Response Result section of the Data Source tab in the right-side configuration panel of the canvas editor.

        When playback starts

        When the video starts to play, this event is triggered.

        When playback ends

        When the video playback stops, this event is triggered.

      • Action

        Action

        Notes

        Request Data Interface

        This action is performed to request the server data again. The data sent by an upstream data processing node or layer node is used as a parameter. For example, if the API data source is https://api.test and the data passed to the request data interface is { id: '1'}, the final request interface is https://api.test?id=1.

        Import data

        After data of a widget is processed in accordance with its drawing format, the widget is imported for redrawing. You do not need to request server data again. For more information about specific data examples, see the Data Response Result section of the Data Source tab in the right-side configuration panel of the canvas editor.

        Start the playback

        This action starts to play the video and does not need parameter input.

        Pause playback

        This action pauses the video playback and does not need parameter input.

        End playback

        This action stops the video playback and does not need parameter input.

        Move

        Move a widget to a specified location. For more information, see the data example. 

            {
      // The positioning type. to indicates absolute positioning, whereas by indicates relative positioning. The default value is to. 
        "positionType": "to",
      // The location, which is indicated by the x and y coordinates. 
      "attr": {
        "x": 0,
        "y": 0
      },
      // The animation type. 
      "animation": {
        "enable": false,
        // The duration in which animation is displayed. 
        "animationDuration": 1000,
        // The animation curve, which can be set to linear|easeInOutQuad|easeInOutExpo. 
        "animationEasing": "linear"
      }
    }

        Switch Display /Hide

        Toggles whether the widget is displayed or hidden. No parameters are required.

        Display

        Display the widget. For more information, see Data example. 

        {
  "animationType": "",// The animation method. Valid value: fade. If you do not set this parameter, no animation is available. 
  "animationDuration": 1000,// The animation delay. Unit: ms. 
  "animationEasing": ""// animation curve
}

        Hide

        Hide the component. For more information, see Data example. 

        {
  "animationType": "",// The animation method. Valid value: fade. If you do not set this parameter, no animation is available. 
  "animationDuration": 1000,// The animation delay. Unit: ms. 
  "animationEasing": ""// animation curve
}

        Update component configurations

        Style configurations of widgets are dynamically updated. In the Style panel, click Copy Configuration to Clipboard to obtain the configuration data of the widget. After that, change the style field for the data processing node in Blueprint Editor.