iOS人机交互规范(10)

iOS人机交互规范,为iPhone,iPad开发人员提供设计规范

PlatformCharacteristics

iOS-baseddevicesshareseveraluniquecharacteristicsthatinfluencetheuserexperienceofallapplicationsthatrunonthem.Themostsuccessfulappsembracethesecharacteristicsandprovideauserexperiencethatintegrateswiththedevicethey’rerunningon.

TheDisplayIsParamount,RegardlessofItsSize

ThedisplayofaniOS-baseddeviceisattheheartoftheuser’sexperience.Notonlydopeopleviewbeautifultext,graphics,andmediaonthedisplay,theyalsophysicallyinteractwiththeMulti-Touchscreentodrivetheirexperience(evenwhentheycan’tseethescreen).

Althoughdisplaysofdifferentdimensionsandresolutionscanhavedifferenteffectsonuserexperiencewithanapp,someeffectsapplytoalliOS-baseddevices:

●ThecomfortableminimumsizeoftappableUIelementsis44x44points.

Thequalityofappartworkisveryapparent.

Theuser’sfocusisonthecontent. ● ●

iOS-baseddeviceshavethefollowingscreensizes:

Table1-1

DeviceScreensizesofiOS-baseddevicesPortraitLandscape

iPhone4

iPad

OtheriPhoneandiPodtouchdevices640x960pixels768x1024pixels320x480pixels960x640pixels1024x768pixels480x320pixels