SquirrelJME/SquirrelJME

// -*- Mode: Java; indent-tabs-mode: t; tab-width: 4 -*-
// ---------------------------------------------------------------------------
// SquirrelJME
//     Copyright (C) Stephanie Gawroriski <xer@multiphasicapps.net>
// ---------------------------------------------------------------------------
// SquirrelJME is under the Mozilla Public License Version 2.0.
// See license.mkd for licensing and copyright information.
// ---------------------------------------------------------------------------

package javax.microedition.lcdui;

import cc.squirreljme.runtime.cldc.annotation.Api;
import cc.squirreljme.runtime.cldc.debug.Debugging;
import cc.squirreljme.runtime.lcdui.mle.DisplayWidget;
import cc.squirreljme.runtime.lcdui.mle.UIBackend;

@Api
public class ImageItem
    extends Item
{
    @Api
    public static final int LAYOUT_CENTER =
        3;
    
    @Api
    public static final int LAYOUT_DEFAULT =
        0;
    
    @Api
    public static final int LAYOUT_LEFT =
        1;
    
    @Api
    public static final int LAYOUT_NEWLINE_AFTER =
        512;
    
    @Api
    public static final int LAYOUT_NEWLINE_BEFORE =
        256;
    
    @Api
    public static final int LAYOUT_RIGHT =
        2;
    
    /** Apperance mode. */
    final int _amode;
    
    /** Cache of the used image. */
    private volatile Image _image;
    
    /** Alternative text. */
    private volatile String _alt;
    
    /**
     * Initializes the image item.
     *
     * @param __l The label.
     * @param __i The image.
     * @param __lay The layout.
     * @param __alt The alternative text.
     * @throws IllegalArgumentException If the layout is not valid.
     * @since 2019/05/17
     */
    @Api
    public ImageItem(String __l, Image __i, int __lay, String __alt)
        throws IllegalArgumentException
    {
        this(__l, __i, __lay, __alt, Item.PLAIN);
    }
    
    /**
     * Initializes the image item.
     *
     * @param __l The label.
     * @param __i The image.
     * @param __lay The layout.
     * @param __alt The alternative text.
     * @param __am The appearance mode.
     * @throws IllegalArgumentException If the layout is not valid.
     * @since 2019/05/17
     */
    @Api
    public ImageItem(String __l, Image __i, int __lay, String __alt, int __am)
        throws IllegalArgumentException
    {
        super(__l);
        
        /* {@squirreljme.error EB2i The appearance mode is not valid.
        (The appearance mode)} */
        if (__am != Item.PLAIN && __am != Item.BUTTON && __am != Item.HYPERLINK)
            throw new IllegalArgumentException("EB2i " + __am);
        
        this._image = __i;
        this._alt = __alt;
        this._amode = __am;
        
        // Set the layout
        this.setLayout(__lay);
    }
    
    @Api
    public String getAltText()
    {
        throw Debugging.todo();
    }
    
    @Api
    public int getAppearanceMode()
    {
        throw Debugging.todo();
    }
    
    @Api
    public Image getImage()
    {
        throw Debugging.todo();
    }
    
    @Api
    public void setAltText(String __a)
    {
        throw Debugging.todo();
    }
    
    /**
     * Sets the image to be displayed for this item. If the image is mutable
     * then this will take a snapshot of the image and use that snapshot
     * instead of the normal image.
     *
     * A new snapshot from a mutable image can be created by performing:
     * {@code imageitem.setImage(imageitem.getImage())}.
     *
     * @param __i The image to set or {@code null} to clear it.
     * @since 2018/04/06
     */
    @Api
    public void setImage(Image __i)
    {
        throw Debugging.todo();
        /*
        Image clone = (__i != null && __i.isMutable() ?
            Image.createImage(__i) : __i);
        LcdServiceCall.voidCall(LcdFunction.SET_IMAGE, this._handle,
            (__i == null ? -1 : __i._handle),
            (clone == null ? -1 : clone._handle));
        this._image = __i;
        */
    }
    
    /**
     * {@inheritDoc}
     * @since 2019/05/17
     */
    @Override
    public void setLayout(int __lay)
        throws IllegalArgumentException
    {
        super.setLayout(__lay);
    }
    
    /**
     * {@inheritDoc}
     * @since 2023/01/14
     */
    @Override
    __CommonState__ __stateInit(UIBackend __backend)
        throws NullPointerException
    {
        return new __ImageItemState__(__backend, this);
    }
    
    /**
     * Image item state.
     * 
     * @since 2023/01/14
     */
    static class __ImageItemState__
        extends Item.__ItemState__
    {
        /**
         * Initializes the backend state.
         *
         * @param __backend The backend used.
         * @param __self Self widget.
         * @since 2023/01/14
         */
        __ImageItemState__(UIBackend __backend, DisplayWidget __self)
        {
            super(__backend, __self);
        }
    }
}