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"SelectColor" (Question Interface Type)

"SelectColor" (Question Interface Type)

"SelectColor"

provides a color picker for one value to be selected.

Details

  • In a select color question, exactly one color must be chosen from the system color picker dialog.
  • By default, "SelectColor" question interfaces use a color setter for selection.

Properties

Corresponding AssessmentFunction

  • "SelectColor" is the automatically assigned interface type for an AssessmentFunction of the form AssessmentFunction[{RGBColor1 ,…}].
  • The values in the assessment function can be True and False or numeric values, in which case positive values are interpreted as correct.

Examples

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Basic Examples  (2)

A select color question:

Wolfram Language code: QuestionObject[QuestionInterface["SelectColor", "What is your favorite color?"]]

A color question with assessment:

Wolfram Language code: QuestionObject["What color of light has the longest wavelength?", AssessmentFunction[{Red -> 10}, Tolerance -> 0.2 ]]

Scope  (1)

Create a randomly generated color question:

Wolfram Language code: With[{p = RandomEntity["Pokemon"]}, QuestionObject[QuestionInterface["SelectColor", <|"Prompt" -> Column[{"What color is this pokemon? ", ColorConvert[p["Image"], "Grayscale"]}]|>], AssessmentFunction[DominantColors[p["Image"]], Tolerance -> 0.3]]]