World Countries Tree with D3.js!

World Countries Tree with D3.js!

This visualization presents a hierarchical tree of world countries, organized by continent and sub-region based on a nested JSON data structure. The tree renders as an indented horizontal layout using SVG paths and text elements, with the D3.js library managing the layout calculations. The code leverages D3's `tree`, `hierarchy`, and `linkHorizontal` APIs to position nodes and draw connecting lines, while a zoom interaction via `d3.zoom` allows panning and scaling. The styling uses a custom serif font and white text shadows for readability.

Fforcox43

World Countries Tree

This example presents a hierarchical tree of world countries, organized by continent and region, using a horizontal layout with curved links. It visualizes geographic groupings from a local `data.json` file, with depth-based font sizing for region names versus country names. The implementation leverages D3 v5’s `tree()` layout, `hierarchy()`, and `linkHorizontal()` path generator, rendering as SVG. Pan and zoom interactions are enabled via `d3.zoom()`, while text styling uses CSS text-shadow for legibility.

Ccheeson

World Countries Tree

This D3.js visualization shows the hierarchical structure of world countries, organized by continent and subregion, using an indented tree layout. The SVG rendering displays country names as text nodes connected by curved paths, with font size decreasing at each depth level to emphasize the hierarchy. The code uses `d3.json` to load the country data, `d3.tree` for layout, `d3.hierarchy` for nesting, and `d3.linkHorizontal` for the link paths. A custom `d3.zoom` event handler enables interactive pan and zoom of the entire visualization.

Eent33

World Countries Tree

This example presents the hierarchical structure of world countries organized by continent and subregion as a tree diagram. The visualization uses a horizontal tree layout from D3 v5, with nodes representing geographic regions and countries, connected by curved links. Users can pan and zoom the entire structure through D3’s zoom behavior. The code builds the layout with `d3.tree`, `d3.hierarchy`, and `d3.linkHorizontal`, rendering text labels with font sizes that decrease with depth. Data is loaded from a local JSON file, and the SVG output features a custom serif font and distinct stroke color.

Llapeno20

World Countries Tree

This example visualizes the hierarchical structure of world countries, organized by continent and subregion, as an interactive tree diagram. The D3.js v5 code uses the `tree` layout and `hierarchy` to compute node positions, while `linkHorizontal` renders the connecting paths. Pan and zoom functionality is implemented via the `zoom` behavior, and the data is loaded from a local JSON file. SVG elements are used for rendering, with text labels sized based on their depth in the hierarchy.

Mmrisouza

World countries tree

This visualization displays the hierarchical structure of world countries organized by continent and subregion, using a collapsible tree layout rendered as SVG. The code employs D3 v5’s `tree`, `hierarchy`, and `linkHorizontal` generators to compute node positions and draw curved links, while `zoom` enables panning and scaling. Text labels vary in font size by depth, and the data comes from a local `data.json` file.

YYedrup

World Countries Tree

This example visualizes the hierarchical structure of world countries, organized by continent and region, in a tidy tree layout. The code uses D3.js v6 with the `d3.tree` and `d3.hierarchy` to calculate node positions, and `d3.json` loads the nested country data from data.json. Horizontal links connect parent and child nodes, while text labels display each country or region name, with font size scaled by tree depth. Panning and zooming are enabled through the `d3.zoom` behavior, rendered as an SVG.

BBKirst3

World Countries Tree

This example shows a hierarchical tree of world countries organized by continent and subregion. The layout uses D3’s `tree()` and `hierarchy()` functions to compute node positions, with curved `linkHorizontal()` paths connecting parent and child nodes. Labels display each country’s full name, with font size decreasing by tree depth. The visualization supports pan and zoom through D3’s `zoom()` behavior, applied to a group element. Data comes from a static `data.json` file, and all rendering is done with SVG elements styled via external CSS.

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