Symbols and Lines in HMSC Diagrams
Symbols in HMSC Diagrams
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Start
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The start symbol in an HMSC diagram. Is followed by a condition, reference or a condition point symbol.
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Stop
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The last symbol in an HMSC diagram.
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Condition
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Represents a system or process state, or indicates that a certain condition is true. Contains the name of the represented state or condition.
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Reference
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References another MSC or HMSC diagram in the same group of MSC diagrams. Contains the name of the other diagram.
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Connection point
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Splits or joins lines. One to many, many to one, or many to many.
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Text
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Contains comments relevant for the diagram. Is not connected to any other symbol.
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Lines in HMSC Diagrams
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HMSC line
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Defines how symbols can be traversed. Starts below the from-symbol and ends above the to-symbol. From-symbols can be start, condition, reference and connection point. To-symbols can be stop, condition, reference and connection point. To create the line, select a start, condition, reference or connection point symbol (a from symbol), and drag the line handle. To create a line endpoint, click in the diagram background. To attach the line to its final destination, click the symbol border.
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