1 /*

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

     3  * All rights reserved.

     4  * This component and the accompanying materials are made available

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

     6  * which accompanies this distribution, and is available

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

     8  *

     9  * Initial Contributors:

    10  * Nokia Corporation - initial contribution.

    11  *

    12  * Contributors:

    13  *

    14  * Description: 

    15  *

    16  */

    17 

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

    19 

    20 import org.eclipse.draw2d.FigureCanvas;

    21 import org.eclipse.swt.SWT;

    22 import org.eclipse.swt.layout.FormAttachment;

    23 import org.eclipse.swt.layout.FormData;

    24 import org.eclipse.swt.layout.FormLayout;

    25 import org.eclipse.swt.widgets.Composite;

    26 import org.eclipse.swt.widgets.Label;

    27 

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

    29 

    30 /**

    31  *

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

    33  * 

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

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

    36  */

    37 public class GraphComposite extends Composite

    38 {

    39 	public FigureCanvas leftLegend;

    40 	public FigureCanvas figureCanvas;

    41 

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

    43 	{

    44 		super(parent, style);

    45 		this.setLayout(new FormLayout());

    46 

    47        	FormData formData;

    48     	Label title = null;

    49 

    50        	if (titleString != null) {

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

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

    53 			title.setFont(PIPageEditor.helvetica_8);

    54 			title.setText(titleString);

    55 

    56 			formData = new FormData();

    57     		formData.top    = new FormAttachment(0);

    58     		formData.left   = new FormAttachment(0);

    59     		formData.right  = new FormAttachment(100);

    60     		title.setLayoutData(formData);

    61 		}

    62 

    63 		leftLegend   = new FigureCanvas(this);

    64        	figureCanvas = new FigureCanvas(this);

    65 

    66 		formData = new FormData();

    67 		if (titleString != null)

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

    69 		else

    70 			formData.top = new FormAttachment(0);

    71 		formData.bottom = new FormAttachment(100);

    72 		formData.left   = new FormAttachment(0);

    73 		formData.width  = GenericTraceGraph.yLegendWidth;

    74 		leftLegend.setLayoutData(formData);

    75 

    76 		formData = new FormData();

    77 		if (titleString != null)

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

    79 		else

    80 			formData.top = new FormAttachment(0);

    81 		formData.bottom = new FormAttachment(100);

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

    83 		formData.right  = new FormAttachment(100);

    84 		figureCanvas.setLayoutData(formData);

    85 	}

    86 }