April 2015
Intermediate to advanced
278 pages
5h 38m
English
Content preview from Data Visualization with D3 and AngularJS
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Working with scales
In data visualization, we will always have to deal with mapping our dataset to a specific range of pixels. Let me give you an example. We have a dataset [0, 2, 4, 6, 8, 10] that we want to display for mobile and desktop devices. On mobiles, we want to display the dataset with a total width of 480px and on desktops with a width of 1024px. In order to draw the dataset on these pixel ranges, we need to map it to these ranges. We can see this example in the following figure:
Mapping the dataset to a pixel range
D3.js provides a very useful tool to map a dataset to a certain range of pixels: d3.scale. In D3.js, we call the mapping function's ...
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