C3.js 0.4.9 发布了，C3.js 是一个基于 D3.js 的可重用的开源图表库。使用非常舒服、充分可定制性和控制性。支持多种图表类型。 该版本改进记录包括： Add tooltip.position option - #833 Add polyfill for phantomjs compatibility - #578 #838 Add data.selection.draggable and fix scrolling issue - #215 #798 Add onrendered callback - #880 Add axis.y.inverted and axis.y2.inverted - #885 #534 Remove data.ondragstart and data.ondragend callbacks - #215 #798 Improve performance by avoiding updating arc targets when it's not needed - #172 Improve performance by skip transition when transition.duration = 0 - #172 Fix to free detached DOM tree when destory called - #866 Fix padding.left when rotated category axis - #872 Fix generateColor for arc chart - #874 Fix d3 dependency to <=3.5.0 - #893 Fix tooltip width to have auto - #832 Fix data.labels.format - #854 Fix tooltip position when arc and legend right - #847 Fix axis.y.min/max when it's inverted - #885 Fix x grid height with padding.top - #903 Remove useless files in bower - #869 下载地址：https://github.com/masayuki0812/c3/archive/0.4.9.zip C3.js 0.4.9 发布，基于 D3 的开源图表库下载地址
