iOS人机交互规范(20)

iOS人机交互规范,为iPhone,iPad开发人员提供设计规范

AppDesignStrategies

Allgreatappsbeginwithagreatidea,butthatdoesn’tmeanthatthepathfromideatosuccessfuliOSappisaneasyone.Thischapterdescribessomestrategiesyoucanusetorefineyouridea,reviewyourdesignoptions,andconvergeonanappthatpeoplewillappreciate.

CreateanApplicationDefinitionStatement

Anapplicationdefinitionstatementisaconcise,concretedeclarationofanapp’smainpurposeanditsintendedaudience.

Createanapplicationdefinitionstatementearlyinyourdevelopmentefforttohelpyouturnanideaandalistoffeaturesintoacoherentproductthatpeoplewanttoown.Throughoutdevelopment,usethedefinitionstatementtodecideifpotentialfeaturesandbehaviorsmakesense.Takethefollowingstepstocreateasolidapplicationdefinitionstatement.

1.ListAlltheFeaturesYouThinkUsersMightLike

Goaheadandbrainstormhere.Atthispoint,you’retryingtocaptureallthetasksrelatedtoyourmainproductidea.Don’tworryifyourlistislong;you’llnarrowitdownlater.

Forexample,imaginethatyourinitialideaistodevelopanappthathelpspeopleshopforgroceries.Asyouthinkaboutthisactivity,youcomeupwithalistofrelatedtasks(potentialfeatures)thatusersmightbeinterestedin,suchas:

●Creatinglists

Gettingrecipes

Comparingprices

Locatingstores

Annotatingrecipes

Gettingandusingcoupons

Viewingcookingdemos

Exploringdifferentcuisines ● ● ● ● ● ● ●