dropshadowfilter.java

来自「Sony Ericsson手机上的Facebook客户端全套代码」· Java 代码 · 共 51 行

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) 
// Source File Name:   DropShadowFilter.java

package se.southend.drops.pixelfilter;

import javax.microedition.lcdui.Image;

// Referenced classes of package se.southend.drops.pixelfilter:
//            BlurFilter

public class DropShadowFilter extends BlurFilter
{

    public DropShadowFilter()
    {
    }

    public DropShadowFilter(Image fromImage, int color, int alpha, int blurSize)
    {
        setColor(color);
        setAlpha(alpha);
        setBlurRadius(blurSize);
        setImage(fromImage);
    }

    public void setRGB(int fromRGB[], int width, int height)
    {
        super.setRGB(fromRGB, width, height);
        super.width = width + blurRadius * 2;
        super.height = height + blurRadius * 2;
        for(int i = 0; i < rgb.length; i++)
            fromRGB[i] = ((fromRGB[i] >>> 24) * alpha >> 8) << 24 | color;

    }

    public void setColor(int color)
    {
        this.color = color & 0xffffff;
    }

    public void setAlpha(int alpha)
    {
        this.alpha = alpha;
    }

    private int alpha;
    private int color;
}