WriteComponent.cpp File Reference

Functions
Dtk_ErrorStatus	WriteComponent (Dtk_ComponentPtr inComponent, const Dtk_transfo &inMatrix)

Function Documentation

WriteComponent()

Dtk_ErrorStatus WriteComponent	(	Dtk_ComponentPtr	inComponent,
		const Dtk_transfo &	inMatrix
	)

{
    Dtk_Size_t i;
 
    //Datakit component are given in MM, if original model had other unit you can get it with GetConceptionUnitScale()
    // UnitFactor = 25.4 for inch 
     double UnitFactor;
    Dtk_ErrorStatus err;
    err = inComponent->GetConceptionUnitScale(UnitFactor);
 
    //GetName
    Dtk_string ComponentName = inComponent->Name();
 
    //GetAttributes
    Dtk_InfoPtr attributes = inComponent->GetInfos();
    if (attributes.IsNotNULL())
    {
        int CompoActivationStatus, CompoBlankedStatus;
        Dtk_RGB CompoColor;
        CompoActivationStatus = attributes->GetActivationFlag(); // if CompoActivationStatus == 0 Component and his children aren't visible
        CompoBlankedStatus = attributes->GetBlankedStatus(); // if CompoBlankedStatus == 1 Component and his children aren't visible
        CompoColor = attributes->GetColor(); // if CompoBlankedStatus == 1 Component and his children are using this color 
    }
 
    //You can GetPreview if you want to handle it
    Dtk_PreviewPtr TmpPreview = inComponent->GetPreview();
    if (TmpPreview.IsNotNULL())
    {
        Dtk_Int32 size = TmpPreview->GetStreamSize();
        char *jpgimage = TmpPreview->GetStream();
        Dtk_string Preview_name = "ComponentPreview.jpg";
        FILE *jpg = Preview_name.OpenFile("wb");
        if (jpg)
        {
            fwrite(jpgimage, sizeof(char), size, jpg);
            fclose(jpg);
        }
    }
 
     if (IsXmlDumpActivated())
     {
          XmlInitComponent(inComponent);
     }
 
    //You have 4 types for Component
    Dtk_Component::ComponentTypeEnum type = inComponent->ComponentType();
    switch (type)
    {
        //Instance represent a prototype with a matrix placement
    case Dtk_Component::InstanceComponentType:
    {
        WriteInstance(inComponent);
        break;
    }
    //Prototype (you have to check if you ever read and write it to don't waste time)
    //you can use the method inComponent->GetID() to get Unique ID for Component
    case Dtk_Component::PrototypeComponentType:
    {
        WritePrototype(inComponent, inMatrix);
        break;
    }
    //Catalog Component represent a choice of several possible configuration 
    //(like scene in catiav5, workspace in catiav4, configuration in solidworks)
    //Default is the first child 
    case Dtk_Component::CatalogComponentType:
    {
        Dtk_string name = inComponent->Name();//Component name
 
        Dtk_Size_t numComp = inComponent->GetNumChildren();
        if (numComp > 0)
        {
               if (IsXmlDumpActivated())
               {
                    for (i = 0; i < numComp; i++)
                    {
                         Dtk_ComponentPtr child = inComponent->GetChild(i);
                         XmlInitComponent(child);
                         XmlEndComponent();
                    }
               }
            Dtk_Int32 defaultindex = inComponent->GetDefaultChildInCatalog(); //Get Default child 
            Dtk_tab<Dtk_Int32> activatedindex = inComponent->GetActivatedChildrenInCatalog(); //Activated components in Catalog
            Dtk_Size_t numactivatedchildren = activatedindex.size();
            if (numactivatedchildren > 0)
            {
                for (i = 0; i < numactivatedchildren; i++)
                {
                    Dtk_ComponentPtr activatedchild = inComponent->GetChild(activatedindex[i]);
                    WriteComponent(activatedchild, inMatrix);
                }
            }
            else
            {
                 Dtk_ComponentPtr defaultchild = inComponent->GetChild(defaultindex);
                 WriteComponent(defaultchild, inMatrix);
            }
        }
        //if you don't want to use default or activated component you have to scan all children and choose the one you want to convert (see their name)
        break;
    }
    //Component containing only children 
    case Dtk_Component::VirtualComponentType:
    {
        Dtk_string name;
        Dtk_Size_t NumChildren;
 
        name = inComponent->Name();//Component name
 
        NumChildren = inComponent->GetNumChildren();
        for (i = 0; i < NumChildren; i++)
        {
            Dtk_ComponentPtr child = inComponent->GetChild(i);
            WriteComponent(child, inMatrix);
        }
        break;
 
    }
    }
     if (IsXmlDumpActivated())
     {
          XmlEndComponent();
     }
    return dtkNoError;
}