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November 2, 2016 16:21
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Applying HindSight to @nytgraphics scatterplot in http://www.nytimes.com/2016/11/03/upshot/why-republicans-dont-even-try-to-win-cities-anymore.html?smid=tw-upshotnyt&smtyp=cur&_r=1
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| // Adding HindSight to @nytgraphics "Why Republicans Don't Even Try to Win Cities Anymore" | |
| // url: http://www.nytimes.com/2016/11/03/upshot/why-republicans-dont-even-try-to-win-cities-anymore.html?smid=tw-upshotnyt&smtyp=cur&_r=1 | |
| // To try this out, open the JavaScript console in your browser and paste this entire script. | |
| // Select the main element in the Vis (circles) | |
| d3.selectAll('circle') | |
| .on('mouseover', function() { | |
| var that = this; | |
| // Trigger HindSight after 1 second (indicates intention on the reader's part, and not an accidental mouseover) | |
| var t = setTimeout(function() { | |
| d3.select(that) | |
| .style('fill', 'steelblue'); | |
| }, 1000); | |
| // Store timeout id so we can clear it on mouseout | |
| d3.select(this).data()[0]['trigger'] = t; | |
| }) | |
| .on('mouseout', function() { | |
| // If the timeout id exists, clear the timeout before HindSight is triggered | |
| if( d3.select(this).data()[0]['trigger'] ) | |
| clearTimeout( d3.select(this).data()[0]['trigger'] ) | |
| }) |
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