| /* |
| * Copyright (c) 1998, 2008, 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.print; |
| |
| import java.awt.Color; |
| import java.awt.Font; |
| import java.awt.Graphics; |
| import java.awt.Graphics2D; |
| import java.awt.Image; |
| import java.awt.Shape; |
| import java.awt.Transparency; |
| |
| import java.awt.font.FontRenderContext; |
| import java.awt.font.TextLayout; |
| |
| import java.awt.geom.AffineTransform; |
| import java.awt.geom.Area; |
| import java.awt.geom.PathIterator; |
| import java.awt.geom.Point2D; |
| import java.awt.geom.Rectangle2D; |
| import java.awt.geom.Line2D; |
| |
| import java.awt.image.BufferedImage; |
| import sun.awt.image.ByteComponentRaster; |
| |
| import java.awt.print.PageFormat; |
| import java.awt.print.Printable; |
| import java.awt.print.PrinterException; |
| import java.awt.print.PrinterJob; |
| |
| /** |
| * This class converts paths into PostScript |
| * by breaking all graphics into fills and |
| * clips of paths. |
| */ |
| |
| class PSPathGraphics extends PathGraphics { |
| |
| /** |
| * For a drawing application the initial user space |
| * resolution is 72dpi. |
| */ |
| private static final int DEFAULT_USER_RES = 72; |
| |
| PSPathGraphics(Graphics2D graphics, PrinterJob printerJob, |
| Printable painter, PageFormat pageFormat, int pageIndex, |
| boolean canRedraw) { |
| super(graphics, printerJob, painter, pageFormat, pageIndex, canRedraw); |
| } |
| |
| /** |
| * Creates a new <code>Graphics</code> object that is |
| * a copy of this <code>Graphics</code> object. |
| * @return a new graphics context that is a copy of |
| * this graphics context. |
| * @since JDK1.0 |
| */ |
| public Graphics create() { |
| |
| return new PSPathGraphics((Graphics2D) getDelegate().create(), |
| getPrinterJob(), |
| getPrintable(), |
| getPageFormat(), |
| getPageIndex(), |
| canDoRedraws()); |
| } |
| |
| |
| /** |
| * Override the inherited implementation of fill |
| * so that we can generate PostScript in user space |
| * rather than device space. |
| */ |
| public void fill(Shape s, Color color) { |
| deviceFill(s.getPathIterator(new AffineTransform()), color); |
| } |
| |
| /** |
| * Draws the text given by the specified string, using this |
| * graphics context's current font and color. The baseline of the |
| * first character is at position (<i>x</i>, <i>y</i>) in this |
| * graphics context's coordinate system. |
| * @param str the string to be drawn. |
| * @param x the <i>x</i> coordinate. |
| * @param y the <i>y</i> coordinate. |
| * @see java.awt.Graphics#drawBytes |
| * @see java.awt.Graphics#drawChars |
| * @since JDK1.0 |
| */ |
| public void drawString(String str, int x, int y) { |
| drawString(str, (float) x, (float) y); |
| } |
| |
| /** |
| * Renders the text specified by the specified <code>String</code>, |
| * using the current <code>Font</code> and <code>Paint</code> attributes |
| * in the <code>Graphics2D</code> context. |
| * The baseline of the first character is at position |
| * (<i>x</i>, <i>y</i>) in the User Space. |
| * The rendering attributes applied include the <code>Clip</code>, |
| * <code>Transform</code>, <code>Paint</code>, <code>Font</code> and |
| * <code>Composite</code> attributes. For characters in script systems |
| * such as Hebrew and Arabic, the glyphs can be rendered from right to |
| * left, in which case the coordinate supplied is the location of the |
| * leftmost character on the baseline. |
| * @param s the <code>String</code> to be rendered |
| * @param x, y the coordinates where the <code>String</code> |
| * should be rendered |
| * @see #setPaint |
| * @see java.awt.Graphics#setColor |
| * @see java.awt.Graphics#setFont |
| * @see #setTransform |
| * @see #setComposite |
| * @see #setClip |
| */ |
| public void drawString(String str, float x, float y) { |
| drawString(str, x, y, getFont(), getFontRenderContext(), 0f); |
| } |
| |
| |
| protected boolean canDrawStringToWidth() { |
| return true; |
| } |
| |
| protected int platformFontCount(Font font, String str) { |
| PSPrinterJob psPrinterJob = (PSPrinterJob) getPrinterJob(); |
| return psPrinterJob.platformFontCount(font, str); |
| } |
| |
| protected void drawString(String str, float x, float y, |
| Font font, FontRenderContext frc, float w) { |
| if (str.length() == 0) { |
| return; |
| } |
| |
| /* If the Font has layout attributes we need to delegate to TextLayout. |
| * TextLayout renders text as GlyphVectors. We try to print those |
| * using printer fonts - ie using Postscript text operators so |
| * we may be reinvoked. In that case the "!printingGlyphVector" test |
| * prevents us recursing and instead sends us into the body of the |
| * method where we can safely ignore layout attributes as those |
| * are already handled by TextLayout. |
| */ |
| if (font.hasLayoutAttributes() && !printingGlyphVector) { |
| TextLayout layout = new TextLayout(str, font, frc); |
| layout.draw(this, x, y); |
| return; |
| } |
| |
| Font oldFont = getFont(); |
| if (!oldFont.equals(font)) { |
| setFont(font); |
| } else { |
| oldFont = null; |
| } |
| |
| boolean drawnWithPS = false; |
| |
| float translateX = 0f, translateY = 0f; |
| boolean fontisTransformed = getFont().isTransformed(); |
| |
| if (fontisTransformed) { |
| AffineTransform fontTx = getFont().getTransform(); |
| int transformType = fontTx.getType(); |
| /* TYPE_TRANSLATION is a flag bit but we can do "==" here |
| * because we want to detect when its just that bit set and |
| * |
| */ |
| if (transformType == AffineTransform.TYPE_TRANSLATION) { |
| translateX = (float)(fontTx.getTranslateX()); |
| translateY = (float)(fontTx.getTranslateY()); |
| if (Math.abs(translateX) < 0.00001) translateX = 0f; |
| if (Math.abs(translateY) < 0.00001) translateY = 0f; |
| fontisTransformed = false; |
| } |
| } |
| |
| boolean directToPS = !fontisTransformed; |
| |
| if (!PSPrinterJob.shapeTextProp && directToPS) { |
| |
| PSPrinterJob psPrinterJob = (PSPrinterJob) getPrinterJob(); |
| if (psPrinterJob.setFont(getFont())) { |
| |
| /* Set the text color. |
| * We should not be in this shape printing path |
| * if the application is drawing with non-solid |
| * colors. We should be in the raster path. Because |
| * we are here in the shape path, the cast of the |
| * paint to a Color should be fine. |
| */ |
| try { |
| psPrinterJob.setColor((Color)getPaint()); |
| } catch (ClassCastException e) { |
| if (oldFont != null) { |
| setFont(oldFont); |
| } |
| throw new IllegalArgumentException( |
| "Expected a Color instance"); |
| } |
| |
| psPrinterJob.setTransform(getTransform()); |
| psPrinterJob.setClip(getClip()); |
| |
| drawnWithPS = psPrinterJob.textOut(this, str, |
| x+translateX, y+translateY, |
| font, frc, w); |
| } |
| } |
| |
| /* The text could not be converted directly to PS text |
| * calls so decompose the text into a shape. |
| */ |
| if (drawnWithPS == false) { |
| if (oldFont != null) { |
| setFont(oldFont); |
| oldFont = null; |
| } |
| super.drawString(str, x, y, font, frc, w); |
| } |
| |
| if (oldFont != null) { |
| setFont(oldFont); |
| } |
| } |
| |
| /** |
| * The various <code>drawImage()</code> methods for |
| * <code>WPathGraphics</code> are all decomposed |
| * into an invocation of <code>drawImageToPlatform</code>. |
| * The portion of the passed in image defined by |
| * <code>srcX, srcY, srcWidth, and srcHeight</code> |
| * is transformed by the supplied AffineTransform and |
| * drawn using PS to the printer context. |
| * |
| * @param img The image to be drawn. |
| * This method does nothing if <code>img</code> is null. |
| * @param xform Used to tranform the image before drawing. |
| * This can be null. |
| * @param bgcolor This color is drawn where the image has transparent |
| * pixels. If this parameter is null then the |
| * pixels already in the destination should show |
| * through. |
| * @param srcX With srcY this defines the upper-left corner |
| * of the portion of the image to be drawn. |
| * |
| * @param srcY With srcX this defines the upper-left corner |
| * of the portion of the image to be drawn. |
| * @param srcWidth The width of the portion of the image to |
| * be drawn. |
| * @param srcHeight The height of the portion of the image to |
| * be drawn. |
| * @param handlingTransparency if being recursively called to |
| * print opaque region of transparent image |
| */ |
| protected boolean drawImageToPlatform(Image image, AffineTransform xform, |
| Color bgcolor, |
| int srcX, int srcY, |
| int srcWidth, int srcHeight, |
| boolean handlingTransparency) { |
| |
| BufferedImage img = getBufferedImage(image); |
| if (img == null) { |
| return true; |
| } |
| |
| PSPrinterJob psPrinterJob = (PSPrinterJob) getPrinterJob(); |
| |
| /* The full transform to be applied to the image is the |
| * caller's transform concatenated on to the transform |
| * from user space to device space. If the caller didn't |
| * supply a transform then we just act as if they passed |
| * in the identify transform. |
| */ |
| AffineTransform fullTransform = getTransform(); |
| if (xform == null) { |
| xform = new AffineTransform(); |
| } |
| fullTransform.concatenate(xform); |
| |
| /* Split the full transform into a pair of |
| * transforms. The first transform holds effects |
| * such as rotation and shearing. The second transform |
| * is setup to hold only the scaling effects. |
| * These transforms are created such that a point, |
| * p, in user space, when transformed by 'fullTransform' |
| * lands in the same place as when it is transformed |
| * by 'rotTransform' and then 'scaleTransform'. |
| * |
| * The entire image transformation is not in Java in order |
| * to minimize the amount of memory needed in the VM. By |
| * dividing the transform in two, we rotate and shear |
| * the source image in its own space and only go to |
| * the, usually, larger, device space when we ask |
| * PostScript to perform the final scaling. |
| */ |
| double[] fullMatrix = new double[6]; |
| fullTransform.getMatrix(fullMatrix); |
| |
| /* Calculate the amount of scaling in the x |
| * and y directions. This scaling is computed by |
| * transforming a unit vector along each axis |
| * and computing the resulting magnitude. |
| * The computed values 'scaleX' and 'scaleY' |
| * represent the amount of scaling PS will be asked |
| * to perform. |
| * Clamp this to the device scale for better quality printing. |
| */ |
| Point2D.Float unitVectorX = new Point2D.Float(1, 0); |
| Point2D.Float unitVectorY = new Point2D.Float(0, 1); |
| fullTransform.deltaTransform(unitVectorX, unitVectorX); |
| fullTransform.deltaTransform(unitVectorY, unitVectorY); |
| |
| Point2D.Float origin = new Point2D.Float(0, 0); |
| double scaleX = unitVectorX.distance(origin); |
| double scaleY = unitVectorY.distance(origin); |
| |
| double devResX = psPrinterJob.getXRes(); |
| double devResY = psPrinterJob.getYRes(); |
| double devScaleX = devResX / DEFAULT_USER_RES; |
| double devScaleY = devResY / DEFAULT_USER_RES; |
| |
| /* check if rotated or sheared */ |
| int transformType = fullTransform.getType(); |
| boolean clampScale = ((transformType & |
| (AffineTransform.TYPE_GENERAL_ROTATION | |
| AffineTransform.TYPE_GENERAL_TRANSFORM)) != 0); |
| if (clampScale) { |
| if (scaleX > devScaleX) scaleX = devScaleX; |
| if (scaleY > devScaleY) scaleY = devScaleY; |
| } |
| |
| /* We do not need to draw anything if either scaling |
| * factor is zero. |
| */ |
| if (scaleX != 0 && scaleY != 0) { |
| |
| /* Here's the transformation we will do with Java2D, |
| */ |
| AffineTransform rotTransform = new AffineTransform( |
| fullMatrix[0] / scaleX, //m00 |
| fullMatrix[1] / scaleY, //m10 |
| fullMatrix[2] / scaleX, //m01 |
| fullMatrix[3] / scaleY, //m11 |
| fullMatrix[4] / scaleX, //m02 |
| fullMatrix[5] / scaleY); //m12 |
| |
| /* The scale transform is not used directly: we instead |
| * directly multiply by scaleX and scaleY. |
| * |
| * Conceptually here is what the scaleTransform is: |
| * |
| * AffineTransform scaleTransform = new AffineTransform( |
| * scaleX, //m00 |
| * 0, //m10 |
| * 0, //m01 |
| * scaleY, //m11 |
| * 0, //m02 |
| * 0); //m12 |
| */ |
| |
| /* Convert the image source's rectangle into the rotated |
| * and sheared space. Once there, we calculate a rectangle |
| * that encloses the resulting shape. It is this rectangle |
| * which defines the size of the BufferedImage we need to |
| * create to hold the transformed image. |
| */ |
| Rectangle2D.Float srcRect = new Rectangle2D.Float(srcX, srcY, |
| srcWidth, |
| srcHeight); |
| |
| Shape rotShape = rotTransform.createTransformedShape(srcRect); |
| Rectangle2D rotBounds = rotShape.getBounds2D(); |
| |
| /* add a fudge factor as some fp precision problems have |
| * been observed which caused pixels to be rounded down and |
| * out of the image. |
| */ |
| rotBounds.setRect(rotBounds.getX(), rotBounds.getY(), |
| rotBounds.getWidth()+0.001, |
| rotBounds.getHeight()+0.001); |
| |
| int boundsWidth = (int) rotBounds.getWidth(); |
| int boundsHeight = (int) rotBounds.getHeight(); |
| |
| if (boundsWidth > 0 && boundsHeight > 0) { |
| |
| |
| /* If the image has transparent or semi-transparent |
| * pixels then we'll have the application re-render |
| * the portion of the page covered by the image. |
| * This will be done in a later call to print using the |
| * saved graphics state. |
| * However several special cases can be handled otherwise: |
| * - bitmask transparency with a solid background colour |
| * - images which have transparency color models but no |
| * transparent pixels |
| * - images with bitmask transparency and an IndexColorModel |
| * (the common transparent GIF case) can be handled by |
| * rendering just the opaque pixels. |
| */ |
| boolean drawOpaque = true; |
| if (!handlingTransparency && hasTransparentPixels(img)) { |
| drawOpaque = false; |
| if (isBitmaskTransparency(img)) { |
| if (bgcolor == null) { |
| if (drawBitmaskImage(img, xform, bgcolor, |
| srcX, srcY, |
| srcWidth, srcHeight)) { |
| // image drawn, just return. |
| return true; |
| } |
| } else if (bgcolor.getTransparency() |
| == Transparency.OPAQUE) { |
| drawOpaque = true; |
| } |
| } |
| if (!canDoRedraws()) { |
| drawOpaque = true; |
| } |
| } else { |
| // if there's no transparent pixels there's no need |
| // for a background colour. This can avoid edge artifacts |
| // in rotation cases. |
| bgcolor = null; |
| } |
| // if src region extends beyond the image, the "opaque" path |
| // may blit b/g colour (including white) where it shoudn't. |
| if ((srcX+srcWidth > img.getWidth(null) || |
| srcY+srcHeight > img.getHeight(null)) |
| && canDoRedraws()) { |
| drawOpaque = false; |
| } |
| if (drawOpaque == false) { |
| |
| fullTransform.getMatrix(fullMatrix); |
| AffineTransform tx = |
| new AffineTransform( |
| fullMatrix[0] / devScaleX, //m00 |
| fullMatrix[1] / devScaleY, //m10 |
| fullMatrix[2] / devScaleX, //m01 |
| fullMatrix[3] / devScaleY, //m11 |
| fullMatrix[4] / devScaleX, //m02 |
| fullMatrix[5] / devScaleY); //m12 |
| |
| Rectangle2D.Float rect = |
| new Rectangle2D.Float(srcX, srcY, srcWidth, srcHeight); |
| |
| Shape shape = fullTransform.createTransformedShape(rect); |
| // Region isn't user space because its potentially |
| // been rotated for landscape. |
| Rectangle2D region = shape.getBounds2D(); |
| |
| region.setRect(region.getX(), region.getY(), |
| region.getWidth()+0.001, |
| region.getHeight()+0.001); |
| |
| // Try to limit the amount of memory used to 8Mb, so |
| // if at device resolution this exceeds a certain |
| // image size then scale down the region to fit in |
| // that memory, but never to less than 72 dpi. |
| |
| int w = (int)region.getWidth(); |
| int h = (int)region.getHeight(); |
| int nbytes = w * h * 3; |
| int maxBytes = 8 * 1024 * 1024; |
| double origDpi = (devResX < devResY) ? devResX : devResY; |
| int dpi = (int)origDpi; |
| double scaleFactor = 1; |
| |
| double maxSFX = w/(double)boundsWidth; |
| double maxSFY = h/(double)boundsHeight; |
| double maxSF = (maxSFX > maxSFY) ? maxSFY : maxSFX; |
| int minDpi = (int)(dpi/maxSF); |
| if (minDpi < DEFAULT_USER_RES) minDpi = DEFAULT_USER_RES; |
| |
| while (nbytes > maxBytes && dpi > minDpi) { |
| scaleFactor *= 2; |
| dpi /= 2; |
| nbytes /= 4; |
| } |
| if (dpi < minDpi) { |
| scaleFactor = (origDpi / minDpi); |
| } |
| |
| region.setRect(region.getX()/scaleFactor, |
| region.getY()/scaleFactor, |
| region.getWidth()/scaleFactor, |
| region.getHeight()/scaleFactor); |
| |
| /* |
| * We need to have the clip as part of the saved state, |
| * either directly, or all the components that are |
| * needed to reconstitute it (image source area, |
| * image transform and current graphics transform). |
| * The clip is described in user space, so we need to |
| * save the current graphics transform anyway so just |
| * save these two. |
| */ |
| psPrinterJob.saveState(getTransform(), getClip(), |
| region, scaleFactor, scaleFactor); |
| return true; |
| |
| /* The image can be rendered directly by PS so we |
| * copy it into a BufferedImage (this takes care of |
| * ColorSpace and BufferedImageOp issues) and then |
| * send that to PS. |
| */ |
| } else { |
| |
| /* Create a buffered image big enough to hold the portion |
| * of the source image being printed. |
| */ |
| BufferedImage deepImage = new BufferedImage( |
| (int) rotBounds.getWidth(), |
| (int) rotBounds.getHeight(), |
| BufferedImage.TYPE_3BYTE_BGR); |
| |
| /* Setup a Graphics2D on to the BufferedImage so that the |
| * source image when copied, lands within the image buffer. |
| */ |
| Graphics2D imageGraphics = deepImage.createGraphics(); |
| imageGraphics.clipRect(0, 0, |
| deepImage.getWidth(), |
| deepImage.getHeight()); |
| |
| imageGraphics.translate(-rotBounds.getX(), |
| -rotBounds.getY()); |
| imageGraphics.transform(rotTransform); |
| |
| /* Fill the BufferedImage either with the caller supplied |
| * color, 'bgColor' or, if null, with white. |
| */ |
| if (bgcolor == null) { |
| bgcolor = Color.white; |
| } |
| |
| /* REMIND: no need to use scaling here. */ |
| imageGraphics.drawImage(img, |
| srcX, srcY, |
| srcX + srcWidth, srcY + srcHeight, |
| srcX, srcY, |
| srcX + srcWidth, srcY + srcHeight, |
| bgcolor, null); |
| |
| /* In PSPrinterJob images are printed in device space |
| * and therefore we need to set a device space clip. |
| * FIX: this is an overly tight coupling of these |
| * two classes. |
| * The temporary clip set needs to be an intersection |
| * with the previous user clip. |
| * REMIND: two xfms may lose accuracy in clip path. |
| */ |
| Shape holdClip = getClip(); |
| Shape oldClip = |
| getTransform().createTransformedShape(holdClip); |
| AffineTransform sat = AffineTransform.getScaleInstance( |
| scaleX, scaleY); |
| Shape imgClip = sat.createTransformedShape(rotShape); |
| Area imgArea = new Area(imgClip); |
| Area oldArea = new Area(oldClip); |
| imgArea.intersect(oldArea); |
| psPrinterJob.setClip(imgArea); |
| |
| /* Scale the bounding rectangle by the scale transform. |
| * Because the scaling transform has only x and y |
| * scaling components it is equivalent to multiply |
| * the x components of the bounding rectangle by |
| * the x scaling factor and to multiply the y components |
| * by the y scaling factor. |
| */ |
| Rectangle2D.Float scaledBounds |
| = new Rectangle2D.Float( |
| (float) (rotBounds.getX() * scaleX), |
| (float) (rotBounds.getY() * scaleY), |
| (float) (rotBounds.getWidth() * scaleX), |
| (float) (rotBounds.getHeight() * scaleY)); |
| |
| |
| /* Pull the raster data from the buffered image |
| * and pass it along to PS. |
| */ |
| ByteComponentRaster tile = |
| (ByteComponentRaster)deepImage.getRaster(); |
| |
| psPrinterJob.drawImageBGR(tile.getDataStorage(), |
| scaledBounds.x, scaledBounds.y, |
| (float)Math.rint(scaledBounds.width+0.5), |
| (float)Math.rint(scaledBounds.height+0.5), |
| 0f, 0f, |
| deepImage.getWidth(), deepImage.getHeight(), |
| deepImage.getWidth(), deepImage.getHeight()); |
| |
| /* Reset the device clip to match user clip */ |
| psPrinterJob.setClip( |
| getTransform().createTransformedShape(holdClip)); |
| |
| |
| imageGraphics.dispose(); |
| } |
| |
| } |
| } |
| |
| return true; |
| } |
| |
| /** Redraw a rectanglular area using a proxy graphics |
| * To do this we need to know the rectangular area to redraw and |
| * the transform & clip in effect at the time of the original drawImage |
| * |
| */ |
| |
| public void redrawRegion(Rectangle2D region, double scaleX, double scaleY, |
| Shape savedClip, AffineTransform savedTransform) |
| |
| throws PrinterException { |
| |
| PSPrinterJob psPrinterJob = (PSPrinterJob)getPrinterJob(); |
| Printable painter = getPrintable(); |
| PageFormat pageFormat = getPageFormat(); |
| int pageIndex = getPageIndex(); |
| |
| /* Create a buffered image big enough to hold the portion |
| * of the source image being printed. |
| */ |
| BufferedImage deepImage = new BufferedImage( |
| (int) region.getWidth(), |
| (int) region.getHeight(), |
| BufferedImage.TYPE_3BYTE_BGR); |
| |
| /* Get a graphics for the application to render into. |
| * We initialize the buffer to white in order to |
| * match the paper and then we shift the BufferedImage |
| * so that it covers the area on the page where the |
| * caller's Image will be drawn. |
| */ |
| Graphics2D g = deepImage.createGraphics(); |
| ProxyGraphics2D proxy = new ProxyGraphics2D(g, psPrinterJob); |
| proxy.setColor(Color.white); |
| proxy.fillRect(0, 0, deepImage.getWidth(), deepImage.getHeight()); |
| proxy.clipRect(0, 0, deepImage.getWidth(), deepImage.getHeight()); |
| |
| proxy.translate(-region.getX(), -region.getY()); |
| |
| /* Calculate the resolution of the source image. |
| */ |
| float sourceResX = (float)(psPrinterJob.getXRes() / scaleX); |
| float sourceResY = (float)(psPrinterJob.getYRes() / scaleY); |
| |
| /* The application expects to see user space at 72 dpi. |
| * so change user space from image source resolution to |
| * 72 dpi. |
| */ |
| proxy.scale(sourceResX / DEFAULT_USER_RES, |
| sourceResY / DEFAULT_USER_RES); |
| proxy.translate( |
| -psPrinterJob.getPhysicalPrintableX(pageFormat.getPaper()) |
| / psPrinterJob.getXRes() * DEFAULT_USER_RES, |
| -psPrinterJob.getPhysicalPrintableY(pageFormat.getPaper()) |
| / psPrinterJob.getYRes() * DEFAULT_USER_RES); |
| /* NB User space now has to be at 72 dpi for this calc to be correct */ |
| proxy.transform(new AffineTransform(getPageFormat().getMatrix())); |
| |
| proxy.setPaint(Color.black); |
| |
| painter.print(proxy, pageFormat, pageIndex); |
| |
| g.dispose(); |
| |
| /* In PSPrinterJob images are printed in device space |
| * and therefore we need to set a device space clip. |
| */ |
| psPrinterJob.setClip(savedTransform.createTransformedShape(savedClip)); |
| |
| |
| /* Scale the bounding rectangle by the scale transform. |
| * Because the scaling transform has only x and y |
| * scaling components it is equivalent to multiply |
| * the x components of the bounding rectangle by |
| * the x scaling factor and to multiply the y components |
| * by the y scaling factor. |
| */ |
| Rectangle2D.Float scaledBounds |
| = new Rectangle2D.Float( |
| (float) (region.getX() * scaleX), |
| (float) (region.getY() * scaleY), |
| (float) (region.getWidth() * scaleX), |
| (float) (region.getHeight() * scaleY)); |
| |
| |
| /* Pull the raster data from the buffered image |
| * and pass it along to PS. |
| */ |
| ByteComponentRaster tile = (ByteComponentRaster)deepImage.getRaster(); |
| |
| psPrinterJob.drawImageBGR(tile.getDataStorage(), |
| scaledBounds.x, scaledBounds.y, |
| scaledBounds.width, |
| scaledBounds.height, |
| 0f, 0f, |
| deepImage.getWidth(), deepImage.getHeight(), |
| deepImage.getWidth(), deepImage.getHeight()); |
| |
| |
| } |
| |
| |
| /* |
| * Fill the path defined by <code>pathIter</code> |
| * with the specified color. |
| * The path is provided in current user space. |
| */ |
| protected void deviceFill(PathIterator pathIter, Color color) { |
| |
| PSPrinterJob psPrinterJob = (PSPrinterJob) getPrinterJob(); |
| psPrinterJob.deviceFill(pathIter, color, getTransform(), getClip()); |
| } |
| |
| /* |
| * Draw the bounding rectangle using path by calling draw() |
| * function and passing a rectangle shape. |
| */ |
| protected void deviceFrameRect(int x, int y, int width, int height, |
| Color color) { |
| |
| draw(new Rectangle2D.Float(x, y, width, height)); |
| } |
| |
| /* |
| * Draw a line using path by calling draw() function and passing |
| * a line shape. |
| */ |
| protected void deviceDrawLine(int xBegin, int yBegin, |
| int xEnd, int yEnd, Color color) { |
| |
| draw(new Line2D.Float(xBegin, yBegin, xEnd, yEnd)); |
| } |
| |
| /* |
| * Fill the rectangle with the specified color by calling fill(). |
| */ |
| protected void deviceFillRect(int x, int y, int width, int height, |
| Color color) { |
| fill(new Rectangle2D.Float(x, y, width, height)); |
| } |
| |
| |
| /* |
| * This method should not be invoked by PSPathGraphics. |
| * FIX: Rework PathGraphics so that this method is |
| * not an abstract method there. |
| */ |
| protected void deviceClip(PathIterator pathIter) { |
| } |
| |
| } |