Zoom to clicked element / Eric Field

Building and Using Tools to See. UVA Architecture + Data Science. IT Director. Instructor.

Public

Edited

May 4, 2023

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circles = d3.select(svgContainer).selectAll("circle")

.data(d3.range(10))

.join("circle")

.attr("cx", () => 50 + Math.random() * 400)

.attr("cy", () => 50 + Math.random() * 200)

.attr("r", 20)

.style("fill", d => d3.schemeCategory10[d])

.on("click", zoomToBoundingBox)

zoomToBoundingBox = (evt,d) => {

evt.stopPropagation();

let elem = evt.currentTarget;

let bbox = elem.getBBox();

let minX = bbox.x;

let minY = bbox.y

let viewBox = minX + " " + minY + " " + bbox.width + " " + bbox.height;

let svg = d3.select(svgContainer);

svg.transition().duration(1000).attr("viewBox", viewBox);

}

d3.select(svgContainer).on("click", zoomToBoundingBox)

Experiment and prototype by building visualizations in live JavaScript notebooks. Collaborate with your team and decide which concepts to build out.

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