NodeTypePatterns.h

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/*
 * $Revision: 2299 $
 * 
 * last checkin:
 *   $Author: gutwenger $ 
 *   $Date: 2012-05-07 15:57:08 +0200 (Mon, 07 May 2012) $ 
 ***************************************************************/
 
//edge type patterns:
    //THREE TYPE LEVELS:
    //primary: holds information about structural/non-structural
    //         nodes, this  influences the handling in algorithms
    //secondary: type of node, e.g. flow node, simple label node, ...
    //user edge types can be set locally

#ifdef _MSC_VER
#pragma once
#endif

#ifndef OGDF_NODE_TYPE_PATTERNS_H
#define OGDF_NODE_TYPE_PATTERNS_H

namespace ogdf {

    typedef long nodeType;

    enum UMLNodeTypePatterns {ntpPrimary = 0x0000000f, ntpSecondary = 0x000000f0,
                               ntpTertiary = 0x00000f00, ntpFourth = 0x0000f000,
                               ntpUser = 0xff000000,
                               ntpAll = 0xffffffff
    }; 
    enum UMLNodeTypeConstants {
        //primary types (should be disjoint bits)
        ntPrimOriginal = 0x1, ntPrimCopy = 0x2,
        //secondary types: type of node (should be disjoint types, but not bits,
        //but may not completely cover others that are allowed to be set together)
        //preliminary: setsecondarytype deletes old type
        //defines the structure of the diagram, e.g. as flow transmitter
        ntSecStructural = 0x1, ntSecNonStructural = 0x2,
        //tertiary
        //crossing node, high/low degree expander
        ntTerCrossing = 0x1, ntTerExpander = 0x2, ntTerHDExpander = 0x6,
        ntTerLDExpander = 0xA,
        //fourth level types: special types
        //flow node, simple label node, type label node, expansion corner node
        ntFourFlow = 0x1, ntFourLabel = 0x2, ntFourType = 0x3, ntFourCorner = 0x4
        
        //user type hint: what you have done with the edge, e.g. brother edge
        //that is embedded crossing free and should be drawn bend free
    };
    enum UMLNodeTypeOffsets {
        ntoPrimary = 0, ntoSecondary = 4, ntoTertiary = 8, ntoFourth = 12, ntoFifth = 16,
        ntoUser = 24
    };

} //end namespace ogdf

#endif