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Addon:Interactive Family Tree

525 bytes added, 14:05, 13 October 2021
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{{languages|Interactive Family Tree}}
{{Third-party plugin}}
{{man note|The Interactive Family Tree addon does not send any data out of your computer.|It is processed locally on your computer.}}[[File:Addon-Interactive-Family-Tree-Topola-example-51.png|thumb|right|450px|Interactive Family Tree addon screenshot.]]
The '''Interactive Family Tree''' addon allows you to browse the family tree using the [https://pewu.github.io/topola-viewer/ Topola Genealogy Viewer].
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==Usage==
Once this plugin has been installed, select Select Menu {{man menu|Tools > Analysis and Exploration -> Interactive Family Tree...}}and then a web page will open with your family tree.
A web page will open with your family tree. You If the person you want to view is not shown you can click on people to change the focus of the treesearch for them.
You can click on people to change the focus of the tree.  You can choose between three different views; Hourglass chart, All relatives and Fancy tree(experimental).  You can print or download the chart in various formats.  You can {{man button|+}} zoom in or {{man button|-}} zoom out on the chart. ==Technical detailsFeatures==
One of the features of this addon is that {{man label|the Interactive Family Tree addon does not send any data out of your computer.}}
This is something that is not obvious because what you see in the browser is a web application.  ===Technical details=== Here is a technical description of how the addon works.
On the Gramps side, the addon saves a temporary file in GEDCOM format and runs an HTTP server inside Gramps that reads the GEDCOM file.
Then, the addon opens your browser pointing to a web application hosted on GitHub pages. The That web application that contains a GEDCOM parser and viewer that is loaded in into your browser. It The web application is a “single page application” that once it is loaded it does not require an Internet connection to work (this is why you can open it from the browser’s cache even with no internet connection eg: WiFi turned off). After the web application is loaded it reads the GEDCOM file from the HTTP server in Gramps. {{man label|The data is only loaded into the browser’s memory and does not leave your computer. It is processed by JavaScript code to produce a visualization of the data.}}
==IssuesSee also==
* [https://github.com/PeWu/topola-viewer/issues topola-viewer issues] on Github
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