STDMETHODIMP CVWScale3DTool::OnUIEvent(IThing* pthing, BSTR bstrEventName, VARIANT varArg, BOOL bFromClient)
{
if (CompareElements(&bstrAddSelection.m_str, &bstrEventName))
{
SetupTranformList();
}
else if (CompareElements(&bstrRemoveSelection.m_str, &bstrEventName))
{
SetupTranformList();
}
else if (CompareElements(&bstrAddCurrentTool.m_str, &bstrEventName))
{
SetupTranformList();
}
else if (CompareElements(&bstrClearSelection.m_str, &bstrEventName))
{
DestroyTransformList();
}
else if (CompareElements(&bstrScaleChanged.m_str, &bstrEventName))
{
SetupTranformList();
}
return S_OK;
};
//
// World Events
//
HRESULT CThingTreeCtrl::HandleOnUIEvent(IThing* pthing, BSTR bstrEventName, VARIANT varArg, BOOL bFromClient)
{
static CComBSTR bstrNameChanged(VW_NAMECHANGED_EVENT_STR);
static CComBSTR bstrOnEnter(VW_CONTENTENTER_EVENT_STR);
static CComBSTR bstrOnLeave(VW_CONTENTLEAVE_EVENT_STR);
CVWUIView::HandleOnUIEvent(pthing, bstrEventName, varArg, bFromClient);
if (CompareElements(&bstrOnEnter, &bstrEventName))
return OnEnter(pthing, varArg);
else if (CompareElements(&bstrOnLeave, &bstrEventName))
return OnLeave(pthing, varArg);
else if (CompareElements(&bstrNameChanged, &bstrEventName))
return NameChanged(pthing);
return S_OK;
}
SInt32
DMComparator::Compare(
const void* inItemOne,
const void* inItemTwo,
UInt32 /* inSizeOne */,
UInt32 /* inSizeTwo */) const
{
LSharable* item1Sh = *((LSharable**) inItemOne);
LSharable* item2Sh = *((LSharable**) inItemTwo);
ValidateObject_(item1Sh);
ValidateObject_(item2Sh);
DMElement* item1DM = (dynamic_cast<DMElement*>(item1Sh));
DMElement* item2DM = (dynamic_cast<DMElement*>(item2Sh));
ValidateObject_(item1DM);
ValidateObject_(item2DM);
return CompareElements(item1DM, item2DM);
}
//This function builds a list of scalable objects from the selection list.
//pfValid is FALSE if there's nothing to scale.
STDMETHODIMP CVWScale3DTool::IsValid(IVWUIView *pVw,VARIANT_BOOL * pfValid)
{
HRESULT hr = S_OK;
CVWTransformPtr TransPtr;
BSTR bstrReturnValue = NULL;
VARIANT_BOOL fLastItem = VARIANT_TRUE;
COleVariant varProperty;
IVWFrame *pVWFrame = NULL;
IVWFrame *pVWParentFrame = NULL;
CVWThingPtr ThingPtr;
IVector *pvPos = NULL;
float fPosx, fPosy, fPosz;
CTranslate3DObject* pTmpTransObj;
VARIANT_BOOL vbMoveable;
ASSERT( pfValid );
if (!pfValid ) return E_POINTER;
*pfValid = VARIANT_FALSE;
DestroyTransformList();
if( m_pSelectionList )
{
hr = m_pSelectionList->get_IsEmpty( &fLastItem );
if( FAILED(hr) ) goto EXIT_FAIL;
if( VARIANT_FALSE == fLastItem )
{
hr = m_pSelectionList->FirstItem( &bstrReturnValue, &varProperty, &fLastItem );
if( FAILED(hr) ) goto EXIT_FAIL;
while( VARIANT_FALSE == fLastItem )
{
SAFEFREESTRING(bstrReturnValue);
ThingPtr = varProperty;
if (ThingPtr != NULL)
{
COleVariant var; // get the geometry property
CComBSTR bstrType;
SAFERELEASE(m_pWorld);
hr = ThingPtr->get_World(&m_pWorld);
if(FAILED(hr) || !m_pWorld) goto EXIT_FAIL;
//Create our event vector if we don't have one already.
if (!m_pVector)
{
hr = m_pWorld->CreateObjectPropertyExt(CLSID_Vector, NULL, (IObjectProperty**) &m_pVector);
if (FAILED(hr)) goto EXIT_FAIL;
}
hr = ThingPtr->get_ObjectProperty(bstrScale, (IObjectProperty**)&pvPos);
if (FAILED(hr)) goto EXIT_FAIL;
hr = pvPos->get(&fPosx, &fPosy, &fPosz);
if (FAILED(hr)) goto EXIT_FAIL;
SAFERELEASE(pvPos);
if (FAILED(hr = ThingPtr->CheckPropertySecurityExt(bstrScale, PS_WRITE)))
{
goto SECURITY_ERROR;
}
vbMoveable = VARIANT_TRUE;
if (SUCCEEDED(hr = ThingPtr->get_BOOL(CComBSTR("IsMoveable"), &vbMoveable)) && !vbMoveable)
{
goto SECURITY_ERROR;
}
if (FAILED(hr = ThingPtr->get_Type(&bstrType.m_str)) || CompareElements(&bstrAvatar.m_str, &bstrType.m_str))
{
goto SECURITY_ERROR;
}
hr = ThingPtr->InvokeMethodExt(CComBSTR("GetFrame"), NULL, &var);
if (FAILED(hr)) goto EXIT_FAIL;
TransPtr = var;
if( TransPtr != NULL )
// At least one selected item has an IVWTransform
{
hr = TransPtr->QueryInterface(IID_IVWFrame, (void **) &pVWFrame);
if (SUCCEEDED(hr) && pVWFrame != NULL)
{
hr = pVWFrame->GetParent(&pVWParentFrame);
if (SUCCEEDED(hr) && pVWParentFrame != NULL)
{
*pfValid = VARIANT_TRUE;
POSITION pos = m_TransformList.AddTail( pTmpTransObj = new CTranslate3DObject( ThingPtr, TransPtr, pVWFrame ) );
pTmpTransObj->currentLocation.x = fPosx;
pTmpTransObj->currentLocation.y = fPosy;
pTmpTransObj->currentLocation.z = fPosz;
}
if( FAILED(hr) ) goto EXIT_FAIL;
SAFERELEASE(pVWParentFrame);
}
if( FAILED(hr) ) goto EXIT_FAIL;
SAFERELEASE(pVWFrame);
}
SECURITY_ERROR:
SAFERELEASE(pvPos);
var.Clear();
}
varProperty.Clear();
hr = m_pSelectionList->NextItem( &bstrReturnValue, &varProperty, &fLastItem );
if( FAILED(hr) ) goto EXIT_FAIL;
}
}
}
goto EXIT_SUCCEED;
EXIT_FAIL:
if (!m_TransformList.IsEmpty())
DeletePtrListElements(&m_TransformList);
*pfValid = FALSE;
EXIT_SUCCEED:
SAFERELEASE(pvPos);
SAFEFREESTRING(bstrReturnValue);
SAFERELEASE(pVWFrame);
SAFERELEASE(pVWParentFrame);
return hr;
}
