help wanted
描述
What did you do?
Rendered a chart under dark mode in Mojave.
What did you expect to happen?
Labels, grids, etc, to show in white color.
What happened instead?
Labels, grids, etc, show in black.
Charts Environment
Charts version/Branch/Commit Number:master Xcode version:10.1 Swift version:4.2 Platform(s) running Charts:macOS macOS version running Xcode:10.14.1 Mojave