features include: multiple tabs, text editor-like text selection, different background types, alpha and color-key
包主要的绘图方法(用于定制化绘制三元相图),接下来我们看下官网提供的地图映射绘制方法(主要介绍的内容): 「样例一:」 # color-code the data set and generate a color-key 「样例二:breaks = 2」 # color-code the data set and generate a color-key tric_educ_disc <- Tricolore(euro_example