/*

* 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 "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.mid.ui;

import javax.microedition.lcdui.Font;

import javax.microedition.lcdui.Graphics;

import javax.microedition.lcdui.Image;

import com.nokia.mj.impl.nokialcdui.LCDUIInvoker;

/**

 * DirectUtils class contains utility methods for lcdui classes.

 */

public final class DirectUtils {

    private DirectUtils() {

    }

    /**

     * Create mutable image by decoding image data array.

     *

     * @param imageData data

     * @param imageOffset offset

     * @param imageLength length

     * @return mutable image

     */

    public static Image createImage(byte[] imageData, int imageOffset,

            int imageLength) {

        Image src = Image.createImage(imageData, imageOffset, imageLength);

        Image ret = Image.createImage(src.getWidth(), src.getHeight());

        ret.getGraphics().drawImage(src, 0, 0, 0);

        return ret;

    }

    /**

     * Create mutable image with specified dimension and color.

     *

     * @param width image width

     * @param height image height

     * @param argbColor fill color

     * @return mutable image

     */

    public static Image createImage(int width, int height, int argbColor) {

        Image ret = Image.createImage(width, height);

        Graphics g = ret.getGraphics();

        LCDUIInvoker.getDirectGraphics(g).setARGBColor(argbColor);

        g.fillRect(0, 0, width, height);

        return ret;

    }

    /**

     * Convert standard Graphics object to DirectGraphics.

     *

     * @param g graphics object

     * @return DirectGraphics object

     */

    public static DirectGraphics getDirectGraphics(Graphics g) {

        return LCDUIInvoker.getDirectGraphics(g);

    }

    /**

     * Request Font instance with custom font height.

     *

     * @param face font face

     * @param style font style

     * @param height font height

     * @return custom font

     */

    public static Font getFont(int face, int style, int height) {

        return LCDUIInvoker.getFreeSizedFont(face, style, height);

    }

}