DefaultBidiScreenPageBuilder.java

/*******************************************************************************
 * Copyright (c) 2012 OpenLegacy Inc.
 * 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:
 *     OpenLegacy Inc. - initial API and implementation
 *******************************************************************************/
package org.openlegacy.terminal.layout.support;

import org.openlegacy.terminal.definitions.ScreenFieldDefinition;

public class DefaultBidiScreenPageBuilder extends DefaultScreenPageBuilder {

	@Override
	protected int calculateStartColumn(ScreenFieldDefinition field) {
		return field.getPosition().getColumn() - getAdditionalPartWidth();
	}

	@Override
	protected int calculateEndColumn(ScreenFieldDefinition field) {
		if (field.getLabelPosition() != null) {
			int endFieldColumn = field.getLabelPosition().getColumn() + field.getDisplayName().length();
			return endFieldColumn;
		} else {
			int fieldEndColumn = field.getLength() > 0 ? field.getEndPosition().getColumn() : field.getPosition().getColumn()
					+ getDefaultFieldLength();
			return fieldEndColumn;
		}
	}

	@Override
	protected Integer getFieldLogicalStart(int fieldStartColumn, int fieldEndColumn) {
		return fieldEndColumn;
	}
}