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 "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 package com.nokia.s60tools.ui;

    18 

    19 import org.eclipse.jface.resource.ImageDescriptor;

    20 import org.eclipse.swt.graphics.GC;

    21 import org.eclipse.swt.graphics.Image;

    22 

    23 import com.nokia.s60tools.ui.internal.S60ToolsUiPlugin;

    24 

    25 /**

    26  * Miscellaneous utility methods related to UI.

    27  */

    28 public class UiUtils {

    29 

    30 	/**

    31 	 * Empty banner image name.

    32 	 */

    33 	public static String NOKIA_TOOLS_BANNER = "empty_banner.png"; //$NON-NLS-1$

    34 

    35     /**

    36      * Method for retrieving wizard banner background for the given icon.

    37      * @param toolWizardIcon Tool's wizard icon to be added on top of background banner.

    38      * @return given icon with the wizard banner background

    39      */

    40     public static ImageDescriptor getBannerImageDescriptor(ImageDescriptor toolWizardIcon) {

    41 

    42     	// Getting background image.

    43     	ImageDescriptor bannerDesc = S60ToolsUiPlugin.getImageDescriptorForKey(NOKIA_TOOLS_BANNER);

    44 

    45 	    // If icon is null, return only the banner

    46 	    if(toolWizardIcon == null)

    47 	        return bannerDesc;

    48 

    49 	    Image bannerImage = bannerDesc.createImage();

    50 	    Image iconImage = toolWizardIcon.createImage();

    51 

    52 	    GC imageGC = new GC(bannerImage);

    53 

    54 	    // Draw icon over the banner, in the middle

    55 	    imageGC.drawImage(iconImage,

    56 	        bannerImage.getBounds().width / 2 - iconImage.getBounds().width / 2,

    57 	        bannerImage.getBounds().height / 2 - iconImage.getBounds().height / 2);

    58 

    59 	    ImageDescriptor finalDesc = ImageDescriptor.createFromImageData(bannerImage.getImageData());

    60 

    61 	    // Dispose graphics

    62 	    imageGC.dispose();

    63 	    bannerImage.dispose();

    64 	    iconImage.dispose();

    65 

    66 	    return finalDesc;

    67 	}

    68 }