13 - Textual representation

---

Storage format follows XML (eXtensible Markup Language standard from W3C available at http://www.w3c.org) standard with the following DTD (Document Type Definition):

<!-- Entity for booleans -->

<!-- =================== -->

<!ENTITY % boolean "(TRUE|FALSE)">

<!-- Entities for symbol types -->

<!-- ========================= -->

<!ENTITY % sdlSymbolTypes1 "sdlSysDgmFrm|sdlSysTypeDgmFrm|sdlBlkDgmFrm|sdlBlkTypeDgmFrm|sdlBlkType|sdlBlk|sdlBlkTypeInst|sdlPrcsType|sdlPrcs|sdlPrcsTypeInst">

<!ENTITY % sdlSymbolTypes2 "sdlInherits|sdlPrcsTypeDgmFrm|sdlPrcsDgmFrm|sdlPrcdDgmFrm|sdlStart|sdlState|sdlInputSig|sdlSendSig|sdlSaveSig|sdlContSig">

<!ENTITY % sdlSymbolTypes3 "sdlTask|sdlDecision|sdlTransOpt|sdlJoin|sdlText|sdlComment|sdlTextExt|sdlCnctrOut|sdlCnctrIn|sdlPrcsCreation|sdlStop">

<!ENTITY % sdlSymbolTypes4 "sdlInitTimer|sdlResetTimer|sdlSemDecl|sdlSemTake|sdlSemGive|sdlPrcdProto|sdlPrcdDecl|sdlPrcdCall|sdlPrcdStart|sdlPrcdReturn">

<!ENTITY % mscSymbolTypes "mscExternalFrm|mscInlineExpr|mscLifeline|mscLostMsg|mscFoundMsg|mscComment|mscGenNameArea|mscText|mscAbsTimeConstr|mscCondition|mscMscRef|mscInlineExprZone">

<!ENTITY % hmscSymbolTypes "hmscDgmFrm|hmscParallelFrm|hmscStart|hmscEnd|hmscCondition|hmscMscRef|hmscCnctnPoint">

<!ENTITY % mscdocSymbolTypes "mscdocDgmFrm|mscdocMscRef|mscdocHeader">

<!ENTITY % SymbolType "(%sdlSymbolTypes1;|%sdlSymbolTypes2;|%sdlSymbolTypes3;|%sdlSymbolTypes4;|%mscSymbolTypes;|%hmscSymbolTypes;|%mscdocSymbolTypes;)">

<!-- Entity for lifeline component type -->

<!-- ================================== -->

<!ENTITY % LifelineComponentType "(norm|susp|meth|coreg|act)">

<!-- Entity for time interval type -->

<!-- ============================= -->

<!ENTITY % TimeIntervalType "(start|end|timeout|constraint)">

<!-- Entity for connector types -->

<!-- ========================== -->

<!ENTITY % ConnectorType "(void|chnl|chnlgate|sdlarrow|mscvoid|mscgate|mscarrowgate|hmscarrow)">

<!-- Entity for side for connectors -->

<!-- ============================== -->

<!ENTITY % Side "(n|s|w|e|x|y)">

<!-- Entity for end types for connectors -->

<!-- =================================== -->

<!ENTITY % ConnectorEndType "(voidend|arrow|midarrow)">

<!-- Entity for link segment orientation -->

<!-- =================================== -->

<!ENTITY % Orientation "(h|v)">

<!-- Entity for link types -->

<!-- ===================== -->

<!ENTITY % LinkType "(sbvoid|dbvoid|ssvoid|dsvoid|chnl|dec|transopt|msg|rtn)">

<!-- Entity for diagram types -->

<!-- ======================== -->

<!ENTITY % DiagramType "(sys|systype|blk|blktype|prcs|prcstype|prcd|msc|hmsc|mscdoc|class|usec|act|state|comp|seq|coll|depl)">

<!-- Element for text in symbols/links/... -->

<!-- ===================================== -->

<!ELEMENT Text (#PCDATA)>

<!ATTLIST Text

id CDATA "0"

>

<!-- Element for lifeline symbol components (MSC specific) -->

<!-- ===================================================== -->

<!-- The "Text" component and "width" attribute are only for action symbols -->

<!ELEMENT LifelineComponent (Text?)>

<!ATTLIST LifelineComponent

type %LifelineComponentType; #REQUIRED

height CDATA #REQUIRED

width CDATA "-1"

>

<!-- Element for lifeline symbol time intervals (MSC specific) -->

<!-- ========================================================= -->

<!ELEMENT TimeInterval (Text)>

<!ATTLIST TimeInterval

type %TimeIntervalType; #REQUIRED

startpos CDATA #REQUIRED

endpos CDATA "-1"

offset CDATA #REQUIRED

>

<!-- Element for spanned lifelines for spanning symbols (MSC specific) -->

<!-- ================================================================= -->

<!ELEMENT SpannedLifeline EMPTY>

<!ATTLIST SpannedLifeline

lifelineId IDREF #REQUIRED

>

<!-- Element for inline expression zones (MSC specific) -->

<!-- ================================================== -->

<!ELEMENT Zone EMPTY>

<!ATTLIST Zone

zoneSymbolId IDREF #REQUIRED

>

<!-- Element for symbols -->

<!-- =================== -->

<!-- The "LifelineComponent" and "TimeInterval" components and the "dies" attribute are only for lifelines symbols -->

<!-- The "Zone" component is only for inline expression symbols -->

<!-- The "SpannedLifeline" component is only for spanning symbols in MSC diagrams -->

<!ELEMENT Symbol (Text, (((LifelineComponent*), (TimeInterval*)) | ((SpannedLifeline*), (Zone*)) | (Symbol*)))>

<!ATTLIST Symbol

symbolId ID #REQUIRED

type %SymbolType; #REQUIRED

xCenter CDATA #REQUIRED

yCenter CDATA #REQUIRED

fixedDimensions %boolean; "FALSE"

width CDATA "10"

height CDATA "10"

dies %boolean; "FALSE"

>

<!-- Element for connectors -->

<!-- ====================== -->

<!ELEMENT Connector (Text, Text)>

<!ATTLIST Connector

attachedSymbolId IDREF #REQUIRED

type %ConnectorType; #REQUIRED

isOutside %boolean; #REQUIRED

side %Side; #REQUIRED

position CDATA #REQUIRED

endType %ConnectorEndType; #REQUIRED

>

<!-- Element for link segments -->

<!-- ========================= -->

<!ELEMENT LinkSegment EMPTY>

<!ATTLIST LinkSegment

orientation %Orientation; #REQUIRED

length CDATA #REQUIRED

>

<!-- Element for links -->

<!-- ================= -->

<!ELEMENT Link (Text, Connector, Connector, LinkSegment*)>

<!ATTLIST Link

type %LinkType; #REQUIRED

textSegmentNum CDATA #REQUIRED

>

<!-- Element for diagrams -->

<!-- ==================== -->

<!ELEMENT Diagram (Symbol, Link*)>

<!ATTLIST Diagram

type %DiagramType; #REQUIRED

pageWidth CDATA "21"

pageHeight CDATA "29.7"

nbPagesH CDATA "1"

nbPagesV CDATA "1"

cellWidthMm CDATA "5"

>

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