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Chapter 10. Using Other JDS Software

Chapter 10. Using Other JDS Software

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10.1AdobeAcrobatReaderandStarOfficePDF

Creator

IfyousurftheInternet,youknowthepopularityofPortable

DocumentFormat(PDF)files.UsesforPDFfileswerealso

describedinChapter7.AdobeAcrobatReaderallowsyouto

viewandprintthesefiles.OnJDS,AcrobatReaderisprovided

throughthepackagenamedacroread.Wheneveryouclickon

aniconforaPDFfile,itisdisplayedbyAcrobatReader.Youcan

alsostartthereaderbyinvokingApplications Graphics PDF

DocumentViewer,asshowninFigure10-1(anunusualmenuto

placeaPDFviewer).Itworksasaplug-intoMozilla'sweb

browserwhenyouchooseaPDFfileasalinkfromawebpage.

AtypicalPDFdisplaylookslikeFigure10-2.



Figure10-1.LaunchingAcrobatReader



Figure10-2.AcrobatReaderinJDS



WithAcrobatReader,youcannotcreatePDFDocuments,onlyview

them.InStarOffice,youcancreatePDFDocumentswiththePDF

ExportUtility,asshowninFigure10-3.Moreinformationisavailablein

Chapter7.



Figure10-3.ExportUtilityfromStarOffice



WithAcrobatReaderintegratedintoMozilla,whenyouselecta

linkthatcontainsaPDFdocumentitwillautomaticallyopen.

Youcanalsosavethefiletoyoursystem,usingtheappropriate

iconintheAcrobatReadertoolbar,orprintthefile.

PDFdocumentsoftencontainlinksandbookmarkspointingto

otherareasofadocumentortootherdocuments,suchasthe

underlinedtext,showninFigure10-4.Selectingalinkinthe

textopenstheassociatedpage.Youcanalsoseetheselinksin

thebookmarktabbyselectingthesidebarviewicon,whichis

thefifthiconfromtheleftonthemaintoolbar.



Figure10-4.ThemenuandtoolbarofAcrobat

Reader



InFigure10-4,youcanseesomeoftheimportanticonsatthe

topofAcrobatReader.Wecovertheonesyoumaynot

recognizehere.

Asstatedabove,thefifthiconfromtheleft,withthesmall

arrow,allowsyoutovieworconcealtheleftpaneofthe



application.Inthatpane,youseetwotabs:Thumbnailsand

Bookmarks.WediscussedBookmarksalready.Thumbnailsare

usefulfornavigatingalargedocument.

YoucancopytextandgraphicsfromaPDFfile,usingtwo

buttonsinthemiddleofthetaskbar:oneshowingalargeT

andtheothershowingasmalldottedboxwithpicturesinside.

AfterpressingtheTbutton,selectsometextusingyourmouse.

ThistextisnowavailabletobepastedintoaStarOffice

documentorotherapplication.Thegraphicsiconworks

similarlyforgraphics.

Asofthiswriting,Adobehasnotprovidedapplicationsforthe

Linuxplatform.Inthepast,independentdeveloperswrotefree

PDFreaderssuchasGhostviewandxPDFforUnixandLinux

systems.InJDS,wehavethegoodfortuneofhavingAcrobat

Readeravailableandpre-configured.



10.2RealPlayer8Plug-in

RealPlayerprovidesaudioplaybackandvideopresentations.It

runsautomaticallywhenyouselectanaudioorvideofilein

JDS'sWebBrowseroronyourlocalsysteminNautilus.

RealPlayercanalsobefoundontheLaunchmenu.Withthe

RealPlayerplug-in,youcanwatchstreamingvideoandlistento

audiofromInternetradiostationsandnewsorganizations.

TheJDSversionofRealPlayeristheoneprovidedforLinuxby

RealNetworks,withoutofficialsupport.However,thecompany

hasprovidedasupportforumforLinuxandhasanopensource

projectcalledHelixCommunity(http://helixcommunity.org).The

JDSversionisRealPlayer8,buttheHelixprojectprovidesaG2

PlayercompatablewithRealVideo10.Sunworkswith

RealNetworksandtheHelixcommunityondevelopmentofthe

HelixPlayerandtheirstreamingG2VideoServer.

Figure10-5showsascreenshotoftheFoxNewswebsite,

whichoffersconsiderablevideocontent.Whenyouselecta

storyfromthewebsiteforthefirsttime,youhavetheoptionto

chooseaviewingformat.ThechoicesincludeRealPlayerand

WindowsMediaPlayer.RealPlayerdoesnotsupporttheformat

usedbyMicrosoftWindowsMediaPlayer.Bychoosing

RealPlayer,youcanreceivethevideostreamandwatchthe

broadcast.



Figure10-5.ConfiguringyourMediaPlayer



InFigure10-6,wecapturedaframeofonebroadcastwhilein

play.TheRealPlayerapplicationrendersthescreenwithhighqualityresolutionandprovidesaudioofsimilarquality.



Figure10-6.RealPlayervideoplayingnewscast



SuniscollaboratingwithRealNetworkstodevelopopensource

toolsandproductsthatallowcontentproviderstodevelopthe

mostadvancedonlinecontent,withoutbeinglockedinto

Microsoftproducts.High-DefintionTelevision(HDTV)islikelyto

beofferedoveropensourceserversoftwaredevelopedbythe

HelixCommunity.ThisismadepossiblewiththesupportofSun

andRealNetworks,combinedwithSunserverhardware.



10.3GNUImageManipulationProgram(GIMP)

Anyonefamiliarwithphotoandgraphicmanipulationsoftware

suchasPhotoshop,CorelDraw,orPaintshopProrecognizesthe

powerofGIMPformodifyinggraphicimages.GIMPrepresents

oneofthemostpopularandusefulapplicationsintheopensourcepantheon.ApplicationswiththefunctionalityofGIMP

tendtocostupwardsof$1,200whenyouincludetheirplug-ins

andadd-ons.

OurtreatmentinthischapterdoesnotincludeaGIMPtutorial.

IfyouwanttolearntouseGIMP,youcanfindample

documentationinbookstoresandontheWeb.TheGIMP

manual,whichincludesapproximatelyonethousandpages,

existsathttp://manual.gimp.org.Herewefocusonthe

engineeringimprovementsinGIMP,providedbySunforthe

JDS.

OneofthefirstthingsusersofGIMPnoticeistheopening

screenthatpopsupwhenyouselectitfromtheLaunchmenu

throughLaunch Applications Graphics ImageEditor.

Figure10-7representsanewfacetoGIMP,providedbytheSun

developmentteam.



Figure10-7.Sun'sSplashscreenforGIMP



BeforeSunenhancedGIMP,userstypicallyhaddifficulties

adjustingtotheproject'sinterfaceandstyleofnavigation,

whichresembledPhotoShop3.0.Sunhasaddedfeaturesto

allowfordrop-downmenusandincreasedproductivity,by

addingcommoncriteriatotheusabilitydesign.

InFigure10-8,youcanseetheeasewithwhichonecanfindan

imagefile.Byusingaspatialbrowser,youcanstartwitha

directoryintheleftpane,chooseafilefromadirectoryinthe

middleframe,andseeareasonablyrecognizablethumbnailof

theimageintherightpane.



Figure10-8.Sun'sSpatialImageBrowserfor

openingGIMPfiles



AnotherenhancementofGIMPinJDSallowsyoutocapturean

image,selectaportionoftheimage,anduseadrop-down

menufromthehorizontaltoolbarabovetocreateanewcanvas

containingtheportion.Sincethesizeofthenewcanvas

matchestheselectedareaoftheimage,youcanpastethe

selectionintothenewworkspace.(SeeFiguresFigure10-9and

Figure10-10.)



Figure10-9.Newimagescreenwithautomatic

sizingofaselectionwithinanimage



Figure10-10.Newcanvasresultingfromadropdownmenu



PriortoSunaddingtoolbarstothetoppanelofGIMP,onehad



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