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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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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 sun.java2d.SunGraphics2D;
import java.awt.font.GlyphVector;

This class is used to force a revalidation of the pipelines of the indicated SunGraphics2D object before a draw command. After calling SunGraphics2D.validatePipe() to force the pipeline to be revalidated, this object redispatches the draw command to the new valid pipe object.
/** * This class is used to force a revalidation of the pipelines of * the indicated SunGraphics2D object before a draw command. * After calling SunGraphics2D.validatePipe() to force the pipeline * to be revalidated, this object redispatches the draw command to * the new valid pipe object. */
public class ValidatePipe implements PixelDrawPipe, PixelFillPipe, ShapeDrawPipe, TextPipe, DrawImagePipe { /* * Different subclasses may override this to do various * other forms of validation and return a return code * indicating whether or not the validation was successful. */ public boolean validate(SunGraphics2D sg) { sg.validatePipe(); return true; } public void drawLine(SunGraphics2D sg, int x1, int y1, int x2, int y2) { if (validate(sg)) { sg.drawpipe.drawLine(sg, x1, y1, x2, y2); } } public void drawRect(SunGraphics2D sg, int x, int y, int width, int height) { if (validate(sg)) { sg.drawpipe.drawRect(sg, x, y, width, height); } } public void fillRect(SunGraphics2D sg, int x, int y, int width, int height) { if (validate(sg)) { sg.fillpipe.fillRect(sg, x, y, width, height); } } public void drawRoundRect(SunGraphics2D sg, int x, int y, int width, int height, int arcWidth, int arcHeight) { if (validate(sg)) { sg.drawpipe.drawRoundRect(sg, x, y, width, height, arcWidth, arcHeight); } } public void fillRoundRect(SunGraphics2D sg, int x, int y, int width, int height, int arcWidth, int arcHeight) { if (validate(sg)) { sg.fillpipe.fillRoundRect(sg, x, y, width, height, arcWidth, arcHeight); } } public void drawOval(SunGraphics2D sg, int x, int y, int width, int height) { if (validate(sg)) { sg.drawpipe.drawOval(sg, x, y, width, height); } } public void fillOval(SunGraphics2D sg, int x, int y, int width, int height) { if (validate(sg)) { sg.fillpipe.fillOval(sg, x, y, width, height); } } public void drawArc(SunGraphics2D sg, int x, int y, int width, int height, int startAngle, int arcAngle) { if (validate(sg)) { sg.drawpipe.drawArc(sg, x, y, width, height, startAngle, arcAngle); } } public void fillArc(SunGraphics2D sg, int x, int y, int width, int height, int startAngle, int arcAngle) { if (validate(sg)) { sg.fillpipe.fillArc(sg, x, y, width, height, startAngle, arcAngle); } } public void drawPolyline(SunGraphics2D sg, int[] xPoints, int[] yPoints, int nPoints) { if (validate(sg)) { sg.drawpipe.drawPolyline(sg, xPoints, yPoints, nPoints); } } public void drawPolygon(SunGraphics2D sg, int[] xPoints, int[] yPoints, int nPoints) { if (validate(sg)) { sg.drawpipe.drawPolygon(sg, xPoints, yPoints, nPoints); } } public void fillPolygon(SunGraphics2D sg, int[] xPoints, int[] yPoints, int nPoints) { if (validate(sg)) { sg.fillpipe.fillPolygon(sg, xPoints, yPoints, nPoints); } } public void draw(SunGraphics2D sg, Shape s) { if (validate(sg)) { sg.shapepipe.draw(sg, s); } } public void fill(SunGraphics2D sg, Shape s) { if (validate(sg)) { sg.shapepipe.fill(sg, s); } } public void drawString(SunGraphics2D sg, String s, double x, double y) { if (validate(sg)) { sg.textpipe.drawString(sg, s, x, y); } } public void drawGlyphVector(SunGraphics2D sg, GlyphVector g, float x, float y) { if (validate(sg)) { sg.textpipe.drawGlyphVector(sg, g, x, y); } } public void drawChars(SunGraphics2D sg, char[] data, int offset, int length, int x, int y) { if (validate(sg)) { sg.textpipe.drawChars(sg, data, offset, length, x, y); } } public boolean copyImage(SunGraphics2D sg, Image img, int x, int y, Color bgColor, ImageObserver observer) { if (validate(sg)) { return sg.imagepipe.copyImage(sg, img, x, y, bgColor, observer); } else { 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) { if (validate(sg)) { return sg.imagepipe.copyImage(sg, img, dx, dy, sx, sy, w, h, bgColor, observer); } else { return false; } } public boolean scaleImage(SunGraphics2D sg, Image img, int x, int y, int w, int h, Color bgColor, ImageObserver observer) { if (validate(sg)) { return sg.imagepipe.scaleImage(sg, img, x, y, w, h, bgColor, observer); } else { 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) { if (validate(sg)) { return sg.imagepipe.scaleImage(sg, img, dx1, dy1, dx2, dy2, sx1, sy1, sx2, sy2, bgColor, observer); } else { return false; } } public boolean transformImage(SunGraphics2D sg, Image img, AffineTransform atfm, ImageObserver observer) { if (validate(sg)) { return sg.imagepipe.transformImage(sg, img, atfm, observer); } else { return false; } } public void transformImage(SunGraphics2D sg, BufferedImage img, BufferedImageOp op, int x, int y) { if (validate(sg)) { sg.imagepipe.transformImage(sg, img, op, x, y); } } }