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Eco app - Coggle Diagram
Eco app
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Developer Problem
User Interface
Screens
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At least 2 for ecosystems, wildlife, environmental impacts
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Usability Principles
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Use of alternate colours to indicate interactability (learnability, accessibility)
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All menu icons labelled (learnability, utility)
Menu bar at base of screen to access other main screens (learnability, utility, effectiveness, accessibility)
CUE 1
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Verdana, Helvecta or Ariel fonts to be used
Body texts must be 80% font size, headers 160%, and navigation tools 75%
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CUE 2
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Government logo should have at least 4.5:1 contrast with background and provide a link to Queensland government homepage
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Footer
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Crown Copyright
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Follows format of "The State of Queensland (Department of XYZ) yyyy–yyyy". The first year being year published and second being current year
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Coding Environment
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Key Algorithms
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Calculators
Can refund calculator
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Checks if value is input before continuing, if not, error message and how to correct shown to user
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Water calculator
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Checks if value has been input in all fields before continuing, if not, error message and how to correct shown to user
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Two output feilds
Originally labelled "Usage", provides result by multiplying input values for water used per activation, adding together all multiplied values and gives answer in form of "(N)Litres
Originally labelled "Cost", provides result by multiplying input values for water used per activation, adding together all multiplied values, then dividing by water cost per lire and gives answer in form of "$(Cost)"
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