sorry, can you show me where i want to change, no really get it ,thanks On Friday, May 3, 2013 11:27:16 PM UTC+8, asgallant wrote: > > I think what you want to do it change the context.globalAlpha parameter > when you draw your small circles. When you change this parameter, > everything you draw afterward will have this alpha level (until you change > it again). Set it to values between 0 and 1 to enable transparency (0 is > fully transparent, 1 is fully opaque; default is 1). > > On Friday, May 3, 2013 10:38:37 AM UTC-4, Cloey wrote: >> >> >> <https://lh3.googleusercontent.com/-zFvWd104ZLY/UYPKqW72D_I/AAAAAAAAAHA/B-jzEk07qEc/s1600/IMAG1988.jpg> >> Hi, anyone know how to make the bubble become transparency and overlap on >> each other ?? so reader can differentiate the red color bubble and blue >> color bubble on the same visualization(picture). Or any way that related to >> the concept idea. i not sure whether my code is suitable ,hope someone can >> tell me if the code is not suitable and help me on this , appreciate it and >> thanks in advance :) > >
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