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1、iPad用戶體驗守則ContentandinteractivityareparamountintheiPaduserexperience.ThebestiPadapplicationselevatecontentandinteractivitybydoingthreethingsreallywell:iPad用戶體驗最主要體現(xiàn)在內(nèi)容和交互：·TheydownplayapplicationUIsothatthefocusisonthecontentthatpeoplewant.·淡化程序UI，以便用戶關(guān)注所需的內(nèi)容?！he
2、ypresentthecontentinbeautiful,oftenrealisticways.·美觀的內(nèi)容形式，富有真實感?！heytakefulladvantageofdevicecapabilitiestoenableenhancedinteractionwiththecontent.·充分利用設(shè)備的性能來增強內(nèi)容的交互性。Theprimacyofcontentandinteractivityinformtheguidelinesinthischapter.Keepthisinmindasyoudesignyou
3、riPadapplication.在開發(fā)你自己的iPad應(yīng)用時，請謹記這篇守則中提到的關(guān)于內(nèi)容和交互性的一切。AimtoSupportAllOrientations支持所有方位BeingabletoruninallorientationsisanimportantfactorinthesuccessofyouriPadapplication.Thelargescreenmitigatespeople’sdesiretorotatethedevicetolandscapeto“seemore.”And,becausepeop
4、ledon’tpaymuchattentiontotheminimaldeviceframeorthelocationoftheHomebutton,theydon’tviewthedeviceashavingadefaultorientation.Thisleadspeopletoexpectapplicationstorunwellinthedeviceorientationthey’recurrentlyusing.Asmuchaspossible,yourapplicationshouldencouragepeop
5、letointeractwithiPadfromanysidebyprovidingagreatexperienceinallorientations.ThedifferencebetweenlandscapeandportraitdimensionscansignificantlyaffecthowyourUIfitsonscreen.Preciselyhowyourespondtorotationmightvary,butyoushouldmakeeveryefforttoabidebythefollowingguid
6、elines.優(yōu)秀iPad程序的其中一個重要因素是可以在所有方位上運行。豎向的大屏幕可以滿足用戶瀏覽內(nèi)容的需求（當(dāng)豎屏幕較小時，用戶就會將屏幕旋轉(zhuǎn)為橫屏幕，這樣一行就可以顯示較多的文字）。用戶不太會注意最小設(shè)備結(jié)構(gòu)（minimaldeviceframe；使用iPhone時，用戶單手握住手機時，屏幕多為豎向顯示；而雙手使用iPad，屏幕的顯示方位并不能確定）或者home按鍵的位置，他們不認為設(shè)備有默認方位。這就導(dǎo)致用戶期望程序可以在當(dāng)前方位上運行。所以程序盡量滿足iPad各方位的運行要求。Maintainfocusonthe
7、primarycontent.Thisisyourhighestpriority.Peopleuseyourapplicationtoviewandinteractwiththecontenttheycareabout.Alteringthefocusonthatcontentindifferentorientationscanmakepeoplefeelthatthey’velostcontrolovertheapplication.保證以首要內(nèi)容為重點。當(dāng)旋轉(zhuǎn)iPad的方位時，如重點顯示的內(nèi)容發(fā)生變化，用戶會感覺對程序
8、失去控制。Considerchanginghowyoudisplayauxiliaryinformationorfunctionality.Althoughyoushouldmakesurethatthemostimportantcontentisalwaysinfocus,youcanrespondt
