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	/*
	* Copyright (c) 1997, 2003, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation. Oracle designates this
	* particular file as subject to the "Classpath" exception as provided
	* by Oracle in the LICENSE file that accompanied this code.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	package sun.java2d.pipe;

	import java.awt.Color;
	import java.awt.Image;
	import java.awt.Shape;
	import java.awt.geom.AffineTransform;
	import java.awt.image.BufferedImage;
	import java.awt.image.BufferedImageOp;
	import java.awt.image.ImageObserver;
	import java.awt.font.GlyphVector;
	import sun.java2d.SunGraphics2D;

	/**
	* This is a class that implements all of the basic pixel rendering
	* methods as NOPs.
	* This class is useful for installing as the pipeline when the
	* clip is determined to be empty or when the composite operation is
	* determined to have no effect (i.e. rule == SRC_OVER, extraAlpha == 0.0).
	*/
	public class NullPipe
	implements PixelDrawPipe, PixelFillPipe, ShapeDrawPipe, TextPipe,
	DrawImagePipe
	{
	public void drawLine(SunGraphics2D sg,
	int x1, int y1, int x2, int y2) {
	}

	public void drawRect(SunGraphics2D sg,
	int x, int y, int width, int height) {
	}

	public void fillRect(SunGraphics2D sg,
	int x, int y, int width, int height) {
	}

	public void drawRoundRect(SunGraphics2D sg,
	int x, int y, int width, int height,
	int arcWidth, int arcHeight) {
	}

	public void fillRoundRect(SunGraphics2D sg,
	int x, int y, int width, int height,
	int arcWidth, int arcHeight) {
	}

	public void drawOval(SunGraphics2D sg,
	int x, int y, int width, int height) {
	}

	public void fillOval(SunGraphics2D sg,
	int x, int y, int width, int height) {
	}

	public void drawArc(SunGraphics2D sg,
	int x, int y, int width, int height,
	int startAngle, int arcAngle) {
	}

	public void fillArc(SunGraphics2D sg,
	int x, int y, int width, int height,
	int startAngle, int arcAngle) {
	}

	public void drawPolyline(SunGraphics2D sg,
	int xPoints[], int yPoints[],
	int nPoints) {
	}

	public void drawPolygon(SunGraphics2D sg,
	int xPoints[], int yPoints[],
	int nPoints) {
	}

	public void fillPolygon(SunGraphics2D sg,
	int xPoints[], int yPoints[],
	int nPoints) {
	}

	public void draw(SunGraphics2D sg, Shape s) {
	}

	public void fill(SunGraphics2D sg, Shape s) {
	}

	public void drawString(SunGraphics2D sg, String s, double x, double y) {
	}

	public void drawGlyphVector(SunGraphics2D sg, GlyphVector g,
	float x, float y) {
	}

	public void drawChars(SunGraphics2D sg,
	char data[], int offset, int length,
	int x, int y) {
	}

	public boolean copyImage(SunGraphics2D sg, Image img,
	int x, int y,
	Color bgColor,
	ImageObserver observer) {
	return false;
	}
	public boolean copyImage(SunGraphics2D sg, Image img,
	int dx, int dy, int sx, int sy, int w, int h,
	Color bgColor,
	ImageObserver observer) {
	return false;
	}
	public boolean scaleImage(SunGraphics2D sg, Image img, int x, int y,
	int w, int h,
	Color bgColor,
	ImageObserver observer) {
	return false;
	}
	public boolean scaleImage(SunGraphics2D sg, Image img,
	int dx1, int dy1, int dx2, int dy2,
	int sx1, int sy1, int sx2, int sy2,
	Color bgColor,
	ImageObserver observer) {
	return false;
	}
	public boolean transformImage(SunGraphics2D sg, Image img,
	AffineTransform atfm,
	ImageObserver observer) {
	return false;
	}
	public void transformImage(SunGraphics2D sg, BufferedImage img,
	BufferedImageOp op, int x, int y) {
	}
	}

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