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Tekla Open API Advanced TrainingDrawing Plugins – Bolt Dimension Sample

Charles Pool – Solutions Engineer

AgendaSome Key concepts Plugin Architecture

Setup Plugin Basic Architecture TogetherCreating Actual Dimension in Drawing

HelperMethodsQuestions and Answers

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Some Key conceptsDrawing Handler

Drawing PartsViews Dimensions[Date] Tekla Open API Drawing Basic Training/ Charles Pool

Drawing Handlernew DrawingHandler(); Check if a drawing is currently open– GetActiveDrawing() check if null or Drawing

Gets Picker for getting input from user Closes, Saves, and Opens drawings– Can open drawing hidden in background – SetActiveDrawing(myDrawing, false);

Get drawings from drawing list

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Drawing objectsDrawing objects are not the same as model objects Presentation object that represents the model object in the drawing interface. E.g. Color, accuracy, symbol Can be many different types of objects including text, lines, marks

Can get model object identifier for the model part that the drawing part representsYou can not change the Model object when a drawing is open, but you can get information from it[Date]

Drawing Bolt vs. Model Bolt

Tekla.Structures.Drawing.BoltTekla.Structures.Model.BoltGroup

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Drawing Architecture (Assembly Drawing with Single Part)

Y X

Y X[Date]

Example Assembly Drawing

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Dimension Architecture

Dimension Points

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Dimension Direction VectorsSets the up position relative to the direction that is to be dimensioned, always *90 from dimension line– Horizontal, Vertical, Skew dimension – Sets the direction to where dimension is placed– Left, Right, Up, Down from object it is dimensioning

– Set using a Vector (x value, y value, z value)– Relative to DisplayCoordinateSystem

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StraightDimensionSetHandlernew StraightDimensionSetHandler(); Easiest way to create dimension set

Set is multiple dimensions grouped togetherCreateDimensionSet(View, Points, Direction, Offset);

[Date] [2011 User Meeting / Charles Pool]

Example: Create dimension to bolts

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Plugin ArchitectureGetting input from user, starting plugin >Examine Startup template architecture[Date] Tekla Open API Drawing Basic Training/ Charles Pool

Startup ClassStart new project using template “UM11_DrawingPlugin_Dimension”

Open PluginStartupClass.csThis class contains the main plugin meat”, the run() and DefineInput()

Use this to get user input and setup the initial plugin behavior

[Date] Tekla Open API Drawing Basic Training/ Charles Pool

Plugin SettingsPlugin has name – Shown in ComponentCatalog Dependancy

UI – (INP based versus WinForms)Update method Must inherit the DrawingPluginBase

[Date] Tekla Open API Drawing Basic Training/ Charles Pool

Internals and ConstructorStore attributes data, can use Property Must have public Constructor

[Date] Tekla Open API Drawing Basic Training/ Charles

Pool