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Brunel-Visualization / Brunel

Brunel Visualization
Apache License 2.0
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Brunel 2.6: No line chart shown when the color field only has one unique value. #316

Open cjiang-ibm opened 6 years ago

cjiang-ibm commented 6 years ago

To replicate the problem, use this Brunel link: http://brunelvis.mybluemix.net/try.html

  1. Paste this data to the Data Table tab: mpg,cylinders,engine,horsepower,weight,acceleration,year,origin,name 18,8,307,130,3504,12,70,USA,chevrolet chevelle malibu 15,8,350,165,3693,11.5,70,American,buick skylark 320 18,8,318,150,3436,11,70,American,plymouth satellite 16,8,304,150,3433,12,70,American,amc rebel sst 17,8,302,140,3449,10.5,70,American,ford torino 15,8,429,198,4341,10,70,American,ford galaxie 500 14,8,454,220,4354,9,70,American,chevrolet impala 14,8,440,215,4312,8.5,70,American,plymouth fury iii 14,8,455,225,4425,10,70,USA,pontiac catalina

Syntax: line x(weight) y(mpg) color(origin:[red, black]) You will see this line chart as expected: image

  1. replace field "origin" value in the first row and the last row in above data with "American" so all the values in field "origin" are "American" and run the following syntax: line x(weight) y(mpg) color(origin:[black])

Here is what I'm getting: image