Created
December 11, 2017 18:39
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d3 layout experiment
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| <html> | |
| <head> | |
| <style> | |
| </style> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://d3js.org/d3-dispatch.v1.min.js"></script> | |
| <script src="https://d3js.org/d3-selection.v1.min.js"></script> | |
| <script src="https://d3js.org/d3-drag.v1.min.js"></script> | |
| </head><body> | |
| <svg width='900' height='600'> | |
| </svg> | |
| </body> | |
| <script> | |
| var booths = [ | |
| {name: 'Fred', rot: 0, x: 50, y: 50}, | |
| {name: 'Joan', rot: 0, x: 50, y: 50}, | |
| {name: 'Liam', rot: 90, x: 50, y: 50}, | |
| {name: 'Mike', rot: 0, x: 50, y: 50}, | |
| ] | |
| booth_trans = (d) => {return(`translate(${d.x},${d.y}) rotate(${d.rot})`)} | |
| var g = d3.select("svg") | |
| .selectAll("p").filter(".b") | |
| .data(booths) | |
| .enter() | |
| .append('g').attr('transform', booth_trans) | |
| .call(d3.drag() | |
| .on("start", dragstarted) | |
| .on("drag", dragged) | |
| .on("end", dragended)) | |
| // .text(function(d) { return "I’m number " + d.s + "!" }) | |
| // .style('margin-left', function(d) { return d.s }) | |
| // .on('click', (d) => { console.log('d.name') } ) | |
| g.append("circle").attr('r', 10) | |
| g.append("circle").attr('r', 10).attr('cx', 70) | |
| g.append("text").text((d) => d.name).attr('transform', (d) => `rotate(${-d.rot})`) | |
| function dragstarted(d) { | |
| if (d3.event.sourceEvent.shiftKey) d.rot += 90 | |
| d3.select(this).attr('transform', booth_trans) | |
| d3.select(this).select('text').attr('transform', `rotate(${-d.rot})`) | |
| } | |
| function dragged(d) { | |
| d3.select(this).attr('transform', (d) => {d.x = d3.event.x; d.y = d3.event.y; return booth_trans(d)}) | |
| } | |
| function dragended(d) { | |
| } | |
| </script> | |
| </html> |
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