January 2015
Intermediate to advanced
478 pages
10h 7m
English
Content preview from Learning Highcharts 4 - Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Applying the gesturechange (pinch actions) event to a pie chart
So far, we have only explored actions involving a single touch point. Our next goal is to learn how to apply more advanced action events with multi-touch. One of the most common actions is the pinch-in/out for zooming out/in respectively. The Safari browser for iOS supports this motion with the gesturestart, gesturechange, and gestureend events. Whenever there are two or more fingers touching the screen, the gesturestart event is fired. Then, the gesturechange event is triggered when the fingers are moved on the screen. When the fingers leave the screen, the gestureend event is generated. In returning control to the event handler, if the action is recognized, a certain property in ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.