exploring/drawings/drawings.java

Refer to the Drawing Exploration Example.

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2025, CADEX. All rights reserved.
//
// This file is part of the Manufacturing Toolkit software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
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//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// ****************************************************************************
 
import cadex.*;
import cadex.Drawing.*;
import cadex.ModelData.*;
 
public class drawings {
    static {
        try {
            System.loadLibrary("CadExMTK");
        } catch (UnsatisfiedLinkError e) {
            System.err.println("Native code library failed to load.\n" + e);
            System.exit(1);
        }
    }
 
    // Iterate views
    static void ExploreSheet(Sheet theSheet) {
        Sheet.ViewIterator aViewIt = new Sheet.ViewIterator(theSheet);
        int aViewCounter = 0;
        while (aViewIt.HasNext()) {
            View aView = aViewIt.Next();
            System.out.println("---- View <" + aViewCounter + ">");
            DrawingElementVisitor aVisitor = new DrawingElementVisitor();
            aView.Accept(aVisitor);
            aViewCounter++;
        }
    }
 
    // Iterate sheets
    static void ExploreDrawing(Drawing theDrawing) {
        Drawing.SheetIterator aSheetIt = new Drawing.SheetIterator(theDrawing);
        int aSheetCounter = 0;
        while (aSheetIt.HasNext()) {
            Sheet aSheet = aSheetIt.Next();
            System.out.println("-- Sheet <" + aSheetCounter + ">");
            ExploreSheet(aSheet);
            aSheetCounter++;
        }
    }
 
    public static void main(String[] args) {
        String aKey = MTKLicenseKey.Value();
 
        // Activate the license (the key must be defined in MTKLicenseKey.java)
        if (!LicenseManager.Activate(aKey)) {
            System.out.println("Failed to activate Manufacturing Toolkit license.");
            System.exit(1);
        }
 
        if (args.length != 1) {
            System.out.println("Usage: " + " <input_file>, where:");
            System.out.println("    <input_file>  is a name of the file to be read");
            System.exit(1);
        }
 
        String aSource = args[0];
 
        // Enable drawings reading
        ModelReaderParameters aReaderParameters = new ModelReaderParameters();
        aReaderParameters.SetReadDrawing(true);
        ModelReader aReader = new ModelReader();
        aReader.SetParameters(aReaderParameters);
 
        Model aModel = new Model();
 
        if (!aReader.Read(new UTF16String(aSource), aModel)) {
            System.out.println("Failed to read the file " + aSource);
            System.exit(1);
        }
 
        Drawing aDrawing = aModel.Drawing();
        if (aDrawing.IsNull()) {
            System.out.println("The model doesn't contain a drawing");
            System.exit(1);
        }
 
        System.out.println("Drawing \"" + aModel.Name() + "\":");
        ExploreDrawing(aDrawing);
    }
}
 
class DrawingElementVisitor extends ElementVoidVisitor {
    @Override
    public void Apply(CurveSet theElement) {
        System.out.println("------- CurveSet <" + myCurveSetCounter + ">");
        System.out.println("------- number of curves: " + theElement.NumberOfCurves());
        myCurveSetCounter++;
    }
 
    private int myCurveSetCounter = 0;
}