BaseImagePanelLayer.java

/*
 * Copyright (c) 2003-2012 Fred Hutchinson Cancer Research Center
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.fhcrc.cpl.toolbox.gui;

import java.awt.*;

/**
 * Base class for image panel layers
 */
public abstract class BaseImagePanelLayer implements ImagePanelLayer
{
    protected int mTranslucence = 0;
    protected String mName = "";

    public String getName()
    {
        return mName;
    }

    public void setName(String name)
    {
        mName = name;
    }

    public void setTranslucence(int translucence)
    {
        mTranslucence = translucence;
    }

    public int getTranslucence()
    {
        return mTranslucence;
    }

    protected int adjustAlpha(int alpha)
    {
        return Math.max(0, alpha - getTranslucence());
    }

    protected Color adjustColor(Color color)
    {
        return new Color(color.getRed(), color.getGreen(), color.getBlue(), 
                         adjustAlpha(color.getAlpha()));
    }
}