HOM_VertexGroup.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * COMMENTS:
 */

#ifndef __HOM_VertexGroup_h__
#define __HOM_VertexGroup_h__

#include "HOM_API.h"
#include "HOM_Module.h"
#include "HOM_EnumModules.h"
#include "HOM_Vertex.h"
#include "HOM_PtrOrNull.h"
#include "HOM_IterableList.h"
#include <vector>

class HOM_AttribDataId;
class HOM_Geometry;
class GA_AttributeOptions;

SWIGOUT(%rename(VertexGroup) HOM_VertexGroup;)

class HOM_API HOM_VertexGroup
{
public:
    HOM_VertexGroup()
    { HOM_CONSTRUCT_OBJECT(this) }
    HOM_VertexGroup(const HOM_VertexGroup &)
    { HOM_CONSTRUCT_OBJECT(this) }
    virtual ~HOM_VertexGroup()
    { HOM_DESTRUCT_OBJECT(this) }

    virtual bool operator==(HOM_PtrOrNull<HOM_VertexGroup> vertex_group) = 0;
    virtual bool operator!=(HOM_PtrOrNull<HOM_VertexGroup> vertex_group) = 0;

    virtual int __hash__() = 0;
    virtual std::string __repr__() = 0;

    SWIGOUT(%newobject geometry;)
    virtual HOM_Geometry *geometry() = 0;

    virtual std::string name() = 0;

    SWIGOUT(%newobject iterVertices;)
    virtual HOM_IterableList<HOM_Vertex> *iterVertices() = 0;

    virtual std::vector<HOM_ElemPtr<HOM_Vertex> > vertices() = 0;

    virtual bool contains(HOM_Vertex &vertex) = 0;

    virtual bool isOrdered() = 0;

    virtual void add(HOM_Vertex &vertex) = 0;

    virtual void add(const std::vector<HOM_Vertex *> &vertices) = 0;

    virtual void add(HOM_VertexGroup &vertex_group) = 0;

    virtual void remove(HOM_Vertex &vertex) = 0;

    virtual void remove(const std::vector<HOM_Vertex *> &vertices) = 0;

    virtual void remove(HOM_VertexGroup &vertex_group) = 0;

    virtual void clear() = 0;

    virtual void destroy() = 0;

    virtual int64 vertexCount() = 0;

#ifndef SWIG
    // Helper class necessary for getRawOptions[RO\RW]() calls to manage locks
    // that must be held for the duration of the reference to the UT_Options
    // object.
    class HOM_API OptionAutoLocks
    {
    public:
        class HOM_API ImplBase
        {
            public:
                virtual ~ImplBase() {}
            protected:
                ImplBase() {}
        };

         OptionAutoLocks() : myImpl(0) {}
        ~OptionAutoLocks() { delete myImpl; }

         void           setImpl(ImplBase *impl) { myImpl = impl; }
    private:
        ImplBase        *myImpl;
    };
#endif

    // These methods return the UT_Options object associated with the attribute
    // and are not wrapped by swig.  The lock argument is present to ensure the
    // caller holds the locks necessary to work with a reference to an object
    // owned by the attribute.
    SWIGOUT(%ignore getRawOptionsRO;)
    virtual const GA_AttributeOptions &getRawOptionsRO(OptionAutoLocks &locks) = 0;
    SWIGOUT(%ignore getRawOptionsRW;)
    virtual GA_AttributeOptions &getRawOptionsRW(OptionAutoLocks &locks) = 0;

    // Get the data type of a particular option.
    // TODO: We could implement here, but we need HOMFoptionTypeToEnumValue().
    virtual HOM_EnumValue &optionType(const char *option_name) = 0;

    // Set an option value.  The type_hint is used when the value type mapping
    // to a UT_OptionType is ambiguous.
    virtual void setOption(const char *name, HOM_UTOptionAny value,
                           HOM_EnumValue &type_hint =HOM_fieldType::NoSuchField) = 0;

    // Remove an option from the attribute's UT_Options object.
    virtual void removeOption(const char *name) = 0;

    SWIGOUT(%newobject dataId;)
    virtual HOM_AttribDataId *dataId() = 0;

    virtual void incrementDataId() = 0;

#ifdef SWIG
%extend
{
    InterpreterObject options()
    {
        HOM_VertexGroup::OptionAutoLocks locks;
        const GA_AttributeOptions &attriboptions = self->getRawOptionsRO(locks);
        UT_Options options;
        attriboptions.buildFullOptions(options);
        return HOMoptionsToInterpreterObject(options);
    }

    InterpreterObject option(const char *option_name)
    {
        HOM_VertexGroup::OptionAutoLocks locks;
        const GA_AttributeOptions &attriboptions = self->getRawOptionsRO(locks);
        UT_Options options;
        attriboptions.buildFullOptions(options);
        const UT_OptionEntry *entry = options.getOptionEntry(option_name);
        return entry ? HOMoptionEntryToInterpreterObject(*entry)
                     : SWIG_Py_Void();
    }
}
#endif
};

#endif