entitiesdialog.cpp

3D游戏场景编辑器

	if( Left.Left(LeftLen) == Right.Left(RightLen) )
	{
		return LeftVal - RightVal ;
	}

	return Left.Compare( Right ) ;
}/* ::compare */


void CEntitiesDialog::FillInDialog()
{
	int			CurrentEnt;
	int			NumberOfEnts = (*mEntityArray).GetSize();
//	int			RealIndex = 0;
	int			ArrayIndex = 0 ;
	geBoolean	bValidSelection = FALSE ;
	int			VisibleEnt = 0 ;
	PSortStruct	pSortArray ;
	int			Index ;
	CString EntityName;

	// clear our main stuff
	m_EntityCombo.ResetContent();

	// Get a qualified list count
	for( CurrentEnt = 0; CurrentEnt < NumberOfEnts; CurrentEnt++ ) 
	{
		CEntity *pEnt;

		// get the name
		pEnt = &((*mEntityArray)[CurrentEnt]);

		if( pEnt->IsVisible() )
		{
			VisibleEnt++ ;
		}
	}

	pSortArray = (PSortStruct)geRam_Allocate(sizeof(SSortStruct)*VisibleEnt);
	if( pSortArray == NULL )
		return ;	//We're called from OnInitDialog--the best err handling we can do is leave

	// Get a qualified list
	for( CurrentEnt = 0; CurrentEnt < NumberOfEnts; CurrentEnt++ ) 
	{
		CEntity *pEnt;

		// get the name
		pEnt = &((*mEntityArray)[CurrentEnt]);

		if( pEnt->IsVisible() )
		{
			pSortArray[ArrayIndex].pEnt = pEnt ;
			pSortArray[ArrayIndex].nItem = CurrentEnt ;
			ArrayIndex++ ;
		}
	}// Qualified List

	qsort( pSortArray, VisibleEnt, sizeof( SSortStruct ), compare ) ;

	for( CurrentEnt=0; CurrentEnt < VisibleEnt; CurrentEnt++ )
	{
		EntityName = pSortArray[CurrentEnt].pEnt->GetName() ;
		if (EntityName == "")
		{
			EntityName = "Unnamed";
		}
		// strip quotes from the entity name
		stripQuotes (EntityName);
		Index = m_EntityCombo.AddString( EntityName );
		m_EntityCombo.SetItemData (Index, pSortArray[CurrentEnt].nItem );
		if( pSortArray[CurrentEnt].nItem == mCurrentEntity )
		{
			m_EntityCombo.SetCurSel( Index );
			bValidSelection = TRUE ;
		}
	}// Fill the list

	// if we have no entities set to nothing.
	if( !NumberOfEnts )
	{
		mCurrentEntity = LB_ERR;
	}
	else if( bValidSelection == FALSE ) // None of the entities populated were selected
	{
		m_EntityCombo.SetCurSel( 0 );	// Select the first one
		mCurrentEntity = m_EntityCombo.GetItemData( m_EntityCombo.GetCurSel( ) ) ;
		if( mCurrentEntity != LB_ERR )
			pDoc->SetSelectedEntity( mCurrentEntity ) ;
	}
	geRam_Free ( pSortArray ) ;

	// fill in the key/value stuff for the current entity
	FillInKeyValuePairs (0);
}/* CEntitiesDialog::FillInDialog */

//================================================================================
// This function fills in the key value pairs for the current dialog.
//================================================================================
void CEntitiesDialog::FillInKeyValuePairs(int Selection)
{
	// now get the actual entity number from that
	int Entity ;

//ASSERT( m_EntityCombo.GetItemData( m_EntityCombo.GetCurSel( ) ) == (DWORD)Entity ) ;
	Entity = m_EntityCombo.GetItemData( m_EntityCombo.GetCurSel( ) ) ;	//	old gedit
//	Entity = pDoc->mCurrentEntity;	//	g3dc experiment
	// now go through that entity and add key/value pairs
	// to the dialog
	m_PropertiesList.ResetContent();

	// what do we have here?
	if( Entity == LB_ERR ) 
	{
		mCurrentKey = LB_ERR;
		return;
	}

	CEntity *Ent = &((*mEntityArray)[Entity]);
	EntityPropertiesList const *pProps;

	// Get sorted list of published key/value pairs
	CString EntityClassname = Ent->GetClassname ();
	pProps = EntityTable_GetEntityPropertiesFromName (Level_GetEntityDefs (pDoc->pLevel), EntityClassname, ET_PUBLISHED);
	if (pProps != NULL)
	{
		// Add key/value pairs to the listbox
		for (int iProp = 0; iProp < pProps->NumProps; iProp++)
		{
			EntityProperty const *p;

			p = &(pProps->Props[iProp]);
			if (p->KeyNum == -1)
			{
				// a key number of -1 indicates the end of valid keys...
				break;
			}

			// if this key doesn't exist for this entity, then add it
			// and its default value...
			CString TheVal;
			if (!Ent->GetKeyValue (p->pKey, TheVal))
			{
				Ent->SetKeyValue (p->pKey, p->pValue);
			}

			if (p->published)
			{
				// add it to the listbox
				m_PropertiesList.AddString (p->pKey);
			}
		}
		EntityTable_ReleaseEntityProperties (pProps);
	}
	else
	{
		/*
		  We know nothing about this entity's type.
		  We have the key/value pairs, but we don't know what's supposed
		  to be published.  So we'll display "unknown type".
		*/
		m_PropertiesList.AddString ("Unknown Entity Type");
		Selection = LB_ERR;
	}

	// set the current
	m_PropertiesList.SetCurSel (Selection);
}


void CEntitiesDialog::OnSelchangeEntitylist()
{
	// get the current selection from the entity list
	int CurrentSelection = m_EntityCombo.GetCurSel();

	// we have an error
	if( CurrentSelection == LB_ERR )
	{
		mCurrentEntity = LB_ERR;
	}
	else 
	{
		// now get the actual entity number from that
		mCurrentEntity = m_EntityCombo.GetItemData( CurrentSelection );
		//	Set this as the current entity...
		pDoc->SetSelectedEntity( mCurrentEntity ) ;
		//	Be very careful when speccing flags for UpdateAllViews()
		//	The wrong flags at the wrong time will totally screw things up
		pDoc->UpdateAllViews( UAV_ALL3DVIEWS, NULL );
	}

//	FillInKeyValuePairs (0);

}

void CEntitiesDialog::OnDblclkPropertieslist() 
{
	// Double-click on the item...Edit it.
	mCurrentKey = m_PropertiesList.GetCurSel ();

	if (mCurrentKey != LB_ERR)
	{
		CEntity *Ent = &((*mEntityArray)[mCurrentEntity]);
		CString EntityTypeName = Ent->GetClassname ();
		CString KeyName;
		CString TheValue;

		m_PropertiesList.GetText (mCurrentKey, KeyName);
		Ent->GetKeyValue (KeyName, TheValue);

		
		TopType eType;
		
		if (EntityTable_GetEntityPropertyType (Level_GetEntityDefs (pDoc->pLevel), EntityTypeName, KeyName, &eType))
		{
			CDialog *pEditDialog = NULL;

			// Create the dialog that's appropriate for this type....
			switch (eType)
			{
				case T_INT :
					pEditDialog = new CIntKeyEditDlg (this, KeyName, &TheValue);
					break;
				case T_FLOAT :
					pEditDialog = new CFloatKeyEditDlg (this, KeyName, &TheValue);
					break;
				case T_COLOR :
					pEditDialog = new CColorKeyEditDlg (this, KeyName, &TheValue);
					break;
				case T_POINT :
					pEditDialog = new CPointKeyEditDlg (this, KeyName, &TheValue);
					break;
				case T_STRING :
					pEditDialog = new CKeyEditDlg (this, KeyName, &TheValue);
					break;
				case T_MODEL :
					pEditDialog = new CModelKeyEditDlg (this, Level_GetModelInfo (pDoc->pLevel)->Models, KeyName, &TheValue);
					break;
				case T_STRUCT :
					pEditDialog = new CStructKeyEditDlg (this, *Ent, KeyName, mEntityArray, &TheValue, Level_GetEntityDefs (pDoc->pLevel));
					break;
				case T_BOOLEAN :
					pEditDialog = new CBoolKeyEditDlg (this, KeyName, &TheValue);
					break;
				case T_PTR :
				default :
					// bad or unknown type
					assert (0);
					break;
			}

			if (pEditDialog != NULL)
			{
				int ModalResult = pEditDialog->DoModal ();

				delete pEditDialog;

				if (ModalResult == IDOK)
				{
					if (MultiEntityFlag)
					{
						// multiple entities--change this property on all of them
						int i;

						for (i = 0; i < mEntityArray->GetSize (); ++i)
						{
							CEntity *pEnt;

							pEnt = &(*mEntityArray)[i];
							if (pEnt->IsSelected ())
							{
								pEnt->SetKeyValue (KeyName, TheValue);
							}
						}
					}
					else
					{
						// update
						Ent->SetKeyValue (KeyName, TheValue);
					}
					FillInKeyValuePairs(mCurrentKey);
				}
			}
		}
	}
}

int CEntitiesDialog::OnVKeyToItem(UINT nKey, CListBox* pListBox, UINT nIndex) 
{
	switch (nKey)
	{
		case VK_SPACE :
		case VK_RETURN :
			this->OnDblclkPropertieslist ();
			return -2;
		default :
			return CDialog::OnVKeyToItem(nKey, pListBox, nIndex);
	}
}

void CEntitiesDialog::OnOK (void)
{
	this->OnDblclkPropertieslist ();
}


void CEntitiesDialog::OnCancel()
{
	return;
}


static void FillTextBuffer
	(
	  HDC hdc,
	  char *Buffer,
	  char const *Text,
	  int MaxWidth
	)
{
	int len = strlen (Text);
	SIZE size;

	do
	{
		::GetTextExtentPoint32 (hdc, Text, len, &size);
		if (size.cy > MaxWidth)
		{
			--len;
		}
	} while ((size.cy > MaxWidth) && (len > 0));

	if (len > 0)
	{
		strncpy (Buffer, Text, len);
	}
	Buffer[len] = '\0';
}

void CEntitiesDialog::OnDrawItem(int nIDCtl, LPDRAWITEMSTRUCT lpdis) 
{
	if (nIDCtl != IDC_PROPERTIESLIST)
	{
		CDialog::OnDrawItem(nIDCtl, lpdis);
		return;
	}

	// don't worry about invalid items (yet)
	if (lpdis->itemID == -1)
	{
		// Don't call CDialog::OnDrawItem with an invalid item...
		// it will crash.
//		CDialog::OnDrawItem(nIDCtl, lpdis);
		return;
	}


	// we'll start out by just drawing the entire item every time
	char KeyText[255];
	char ValueText[255];
	int rectWidth = lpdis->rcItem.right - lpdis->rcItem.left;
	int halfWidth = rectWidth/2;
	int maxTextWidth = halfWidth - 2;  // 2 pixels on each side...
	int leftX = lpdis->rcItem.left + 2;
	int rightX = leftX + halfWidth + 2;
	
	RECT rectKey = lpdis->rcItem;
	rectKey.right = rightX - 2;

	RECT rectValue = lpdis->rcItem;
	rectValue.left = rightX - 2;

	// opaque inside of the box...
	++(rectKey.left);
	++(rectKey.top);
//	--(rectKey.right);
	--(rectKey.bottom);

//	++(rectValue.left);
	++(rectValue.top);
	--(rectValue.right);
	--(rectValue.bottom);


	CEntity *pEnt = &((*mEntityArray)[mCurrentEntity]);
	CString KeyName, Value;

	m_PropertiesList.GetText (lpdis->itemID, KeyName);
	pEnt->GetKeyValue (KeyName, Value);

	FillTextBuffer (lpdis->hDC, KeyText, KeyName, maxTextWidth);
	FillTextBuffer (lpdis->hDC, ValueText, Value, maxTextWidth);

	COLORREF OldBkColor;
	COLORREF OldTextColor;

	// draw the text
	if (lpdis->itemState & ODS_SELECTED)
	{
		// need to do inverted text...
		OldTextColor = ::SetTextColor (lpdis->hDC, GetSysColor (COLOR_HIGHLIGHTTEXT));
		OldBkColor = ::SetBkColor (lpdis->hDC, GetSysColor (COLOR_HIGHLIGHT));
	}
	else
	{
	    OldTextColor = ::SetTextColor (lpdis->hDC, GetSysColor (COLOR_WINDOWTEXT));
		OldBkColor = ::SetBkColor (lpdis->hDC, GetSysColor (COLOR_WINDOW));
	}

	int fuOptions = (ETO_CLIPPED | ETO_OPAQUE);

	::ExtTextOut (lpdis->hDC, leftX, lpdis->rcItem.top+1, fuOptions, &rectKey, KeyText, strlen (KeyText), NULL);
	::ExtTextOut (lpdis->hDC, rightX, lpdis->rcItem.top+1, fuOptions, &rectValue, ValueText, strlen(ValueText), NULL);

	::SetTextColor (lpdis->hDC, OldTextColor);
	::SetBkColor (lpdis->hDC, OldBkColor);

	// and the rectangles
	HBRUSH OldBrush = (HBRUSH)(::SelectObject (lpdis->hDC, GetStockObject (NULL_BRUSH)));
	::Rectangle (lpdis->hDC, lpdis->rcItem.left, lpdis->rcItem.top, lpdis->rcItem.right, lpdis->rcItem.bottom);
	::Rectangle (lpdis->hDC, lpdis->rcItem.left, lpdis->rcItem.top, lpdis->rcItem.left+halfWidth, lpdis->rcItem.bottom);
	::SelectObject (lpdis->hDC, OldBrush);
}
/* EOF: EntitiesDialog.cpp */