How to add a tooltip to an svg graphic?

You can use the title element as Phrogz indicated. There are also some good tooltips like jQuery’s Tipsy http://onehackoranother.com/projects/jquery/tipsy/ (which can be used to replace all title elements), Bob Monteverde’s nvd3 or even the Twitter’s tooltip from their Bootstrap http://twitter.github.com/bootstrap/

D3 Appending Text to a SVG Rectangle

A rect can’t contain a text element. Instead transform a g element with the location of text and rectangle, then append both the rectangle and the text to it: http://bl.ocks.org/mbostock/7341714 Multi-line labels are also a little tricky, you might want to check out this wrap function.

How to change the color of an svg element?

You can’t change the color of an image that way. If you load SVG as an image, you can’t change how it is displayed using CSS or Javascript in the browser. If you want to change your SVG image, you have to load it using <object>, <iframe> or using <svg> inline. If you want to use the techniques in the … Read more

SVG center horizontal and vertical line

For an SVG’s contents to scale with its size, it needs to have a viewBox.  Run code snippetExpand snippet In this example, everything scales, including the line width. If that’s not what you want, then you can either use @SirExotic’s approach (using percentage coordinates), or you could set the lines to not scale by using vector-effect: non-scaling-stroke. … Read more

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