/*
* Copyright 2006-2017 ICEsoft Technologies Canada Corp.
*
* 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.icepdf.core.pobjects.graphics.commands;
import org.icepdf.core.pobjects.Page;
import org.icepdf.core.pobjects.graphics.OptionalContentState;
import org.icepdf.core.pobjects.graphics.PaintTimer;
import java.awt.*;
import java.awt.geom.AffineTransform;
/**
* Stores an AlphaComposite value for differed painting to a Graphics2D object.
*
* @since 5.0
*/
public class AlphaDrawCmd extends AbstractDrawCmd {
private AlphaComposite alphaComposite;
public AlphaDrawCmd(AlphaComposite alphaComposite) {
this.alphaComposite = alphaComposite;
}
@Override
public Shape paintOperand(Graphics2D g, Page parentPage, Shape currentShape,
Shape clip, AffineTransform base, OptionalContentState optionalContentState,
boolean paintAlpha, PaintTimer paintTimer) {
if (paintAlpha) {
g.setComposite(alphaComposite);
}
return currentShape;
}
/**
* Gets the alpha value that is applied to the graphics context.
*
* @return alpha context which will be applied by this command.
*/
public AlphaComposite getAlphaComposite() {
return alphaComposite;
}
/**
* Sets the alpha composite to be executed by this command. Care should be taken as this
* will have direct impact on the PDF shapes stack on the next paint call.
*
* @param alphaComposite alphaComposite object to be executed by this command.
*/
public void setAlphaComposite(AlphaComposite alphaComposite) {
this.alphaComposite = alphaComposite;
}
}