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/*
 * Copyright (c) 2006, 2008 Borland Software Corporation
 * 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Artem Tikhomirov (Borland) - initial API and implementation
 *    Michael Golubev (Borland) - GridLayout attributes
 */

IMPORT 'http://www.eclipse.org/gmf/2006/GraphicalDefinition'
IMPORT 'http://www.eclipse.org/emf/2002/Ecore'
EXTENSION Util

DEFINE Init(owningFigureVariable : String) FOR gmfgraph::Layout-
owningFigureVariable.setLayoutManager(EXPAND Runtime::newInstance);
ENDDEFINE

DEFINE Init(owningFigureVariable : String) FOR gmfgraph::LayoutRef-
EXPAND Init(owningFigureVariable) FOR actual-
ENDDEFINE

DEFINE Init(owningFigureVariable : String) FOR gmfgraph::BorderLayout-
LET 'layout' + owningFigureVariable.firstToUpper() AS layoutVarName
	EXPAND Runtime::newInstance(layoutVarName)
IF null <> spacing-
	layoutVarName.setHorizontalSpacing(spacing.dx);// TODO mapMode?
	layoutVarName.setVerticalSpacing(spacing.dy);
ENDIF-
	owningFigureVariable.setLayoutManager(layoutVarName);
ENDLET
ENDDEFINE

DEFINE Init(owningFigureVariable : String) FOR gmfgraph::GridLayout-
LET 'layout' + owningFigureVariable.firstToUpper() AS layoutVarName
	EXPAND Runtime::newInstance(layoutVarName)
	layoutVarName.numColumns = numColumns;
	layoutVarName.makeColumnsEqualWidth = equalWidth;
IF null <> spacing-
	layoutVarName.horizontalSpacing = spacing.dx;
	layoutVarName.verticalSpacing = spacing.dy;
ENDIF-
IF null <> margins-
	layoutVarName.marginWidth = margins.dx;
	layoutVarName.marginHeight = margins.dy;
ENDIF-
	owningFigureVariable.setLayoutManager(layoutVarName);
ENDLET
ENDDEFINE

DEFINE Init(owningFigureVariable : String) FOR gmfgraph::FlowLayout-
LET 'layout' + owningFigureVariable.firstToUpper() AS layoutVarName
	EXPAND Runtime::newInstance(layoutVarName)
	layoutVarName.setStretchMinorAxis(matchMinorSize);
	layoutVarName.setMinorAlignment(EXPAND Runtime::fqn.EXPAND alignment(forceSingleLine) FOR minorAlignment);
IF forceSingleLine
	layoutVarName.setSpacing(majorSpacing);
	layoutVarName.setVertical(vertical);
ELSE
	layoutVarName.setMajorAlignment(EXPAND Runtime::fqn.EXPAND alignment(forceSingleLine) FOR majorAlignment);
	layoutVarName.setMajorSpacing(majorSpacing);
	layoutVarName.setMinorSpacing(minorSpacing);
	layoutVarName.setHorizontal(not vertical);
ENDIF
	owningFigureVariable.setLayoutManager(layoutVarName);
ENDLET
ENDDEFINE

DEFINE Init(owningFigureVariable : String) FOR gmfgraph::CustomLayout-
LET 'layout' + owningFigureVariable.firstToUpper() AS layoutVarName
	EXPAND Runtime::newInstance(layoutVarName)
EXPAND attr::CustomClass::Init(layoutVarName)-
	owningFigureVariable.setLayoutManager(layoutVarName);
ENDLET
ENDDEFINE

DEFINE alignment(forceSingleLine : Boolean) FOR gmfgraph::Alignment-
IF self = gmfgraph::Alignment::BEGINNING-
IF forceSingleLineALIGN_TOPLEFTELSEALIGN_LEFTTOPENDIF-
ELSEIF self = gmfgraph::Alignment::END-
IF forceSingleLineALIGN_BOTTOMRIGHTELSEALIGN_RIGHTBOTTOMENDIF-
ELSE-
ALIGN_CENTERENDIF-
REMXXX implement as extension
switch (value) {
  case Alignment.BEGINNING : ""
  default : ""
}ENDREM
ENDDEFINE

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