L05.graphical

L05.graphical - together • An item should never be closer...

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Graphical representations Else Nygren
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Graphical presentations are sentences of graphical languages which are similar to other formal languages in that they have precise and semantic definitions Graphical sentences are based on a common graphcial vocabulary A theory of graphical semiotics
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A theory of graphical semiotics All communication is based on the fact that the participants share conventions that determine how messages are constructed and interpreted. We must create a mapping between applications and the perceptibel aspects of their interfaces
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Candy graphics We want to find representations that are helpful We want the interaction to be pleasing We want to use the graphics fo explaining concepts
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Grouping
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The closeness principle Things that are near tend to be grouped
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Unformatted text preview: together • An item should never be closer to an item in another group, than an item in the own group Color codes and other graphical codes Color selection table Colorcoding of a map Mappings Mapping 1 Mapping 2 Mapping 3 Summary of mappings Every mapping has to be complete The user must be exposed to variation in the whole range One form can be present in several mappings Each mapping must be internally consistent All relevant relations should be mapped The mapping must not express false relations Two mappings can be additive or not Non additive mappings Non additive mappings Modette is selected Non additive mappings Modette is junk mail Non additive mappings Modette is selected and junk mail...
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L05.graphical - together • An item should never be closer...

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