/*

 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the License "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description: 

 *

 */

package com.nokia.carbide.cpp.internal.pi.visual;

import org.eclipse.draw2d.FigureCanvas;

import org.eclipse.swt.SWT;

import org.eclipse.swt.layout.FormAttachment;

import org.eclipse.swt.layout.FormData;

import org.eclipse.swt.layout.FormLayout;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.Label;

import com.nokia.carbide.cpp.pi.editors.PIPageEditor;

/**

 *

 * A GraphComposite is added to the SashForm for a tab.

 * 

 * A GraphComposite has an option centered title, a left area to contain the y-axis

 * legend, and a scrollable area containing the graph and the x-axis legend.

 */

public class GraphComposite extends Composite

{

	public FigureCanvas leftLegend;

	public FigureCanvas figureCanvas;

	public GraphComposite(Composite parent, int style, String titleString)

	{

		super(parent, style);

		this.setLayout(new FormLayout());

       	FormData formData;

    	Label title = null;

       	if (titleString != null) {

			title = new Label(this, SWT.CENTER);

			title.setBackground(parent.getDisplay().getSystemColor(SWT.COLOR_CYAN));

			title.setFont(PIPageEditor.helvetica_8);

			title.setText(titleString);

			formData = new FormData();

    		formData.top    = new FormAttachment(0);

    		formData.left   = new FormAttachment(0);

    		formData.right  = new FormAttachment(100);

    		title.setLayoutData(formData);

		}

		leftLegend   = new FigureCanvas(this);

       	figureCanvas = new FigureCanvas(this);

		formData = new FormData();

		if (titleString != null)

    		formData.top = new FormAttachment(title, 0, SWT.BOTTOM);

		else

			formData.top = new FormAttachment(0);

		formData.bottom = new FormAttachment(100);

		formData.left   = new FormAttachment(0);

		formData.width  = GenericTraceGraph.yLegendWidth;

		leftLegend.setLayoutData(formData);

		formData = new FormData();

		if (titleString != null)

    		formData.top = new FormAttachment(title, 0, SWT.BOTTOM);

		else

			formData.top = new FormAttachment(0);

		formData.bottom = new FormAttachment(100);

		formData.left   = new FormAttachment(leftLegend, 0, SWT.RIGHT);

		formData.right  = new FormAttachment(100);

		figureCanvas.setLayoutData(formData);

	}

}