| /****************************************************************************** |
| * Copyright (c) 2003, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| ****************************************************************************/ |
| |
| |
| package org.eclipse.gmf.runtime.draw2d.ui.render.internal.graphics; |
| |
| import org.eclipse.draw2d.Graphics; |
| import org.eclipse.draw2d.geometry.Dimension; |
| import org.eclipse.draw2d.geometry.Rectangle; |
| import org.eclipse.gmf.runtime.draw2d.ui.internal.graphics.PrinterGraphics; |
| import org.eclipse.gmf.runtime.draw2d.ui.render.RenderInfo; |
| import org.eclipse.gmf.runtime.draw2d.ui.render.RenderedImage; |
| import org.eclipse.gmf.runtime.draw2d.ui.render.internal.DrawableRenderedImage; |
| import org.eclipse.gmf.runtime.draw2d.ui.render.internal.RenderingListener; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.printing.Printer; |
| |
| /** |
| * Created on May 8, 2003 |
| * |
| * @author sshaw |
| * @version 1.0 |
| * |
| * Overridden to handle printing problem with transparencies. Specifically, |
| * dropshadows print with as a black bar (RATLC00513998) |
| */ |
| public class RenderedPrinterGraphics extends PrinterGraphics |
| implements DrawableRenderedImage { |
| |
| /* |
| * (non-Javadoc) |
| * @see org.eclipse.gmf.runtime.draw2d.ui.render.internal.DrawableRenderedImage#allowDelayRender() |
| */ |
| public boolean shouldAllowDelayRender() { |
| return false; |
| } |
| |
| /** |
| * Creates a new PrinterGraphics with Graphics g, using Printer p |
| * @param g Graphics object to draw with |
| * @param p Printer to print to |
| * @param roundFonts the <code>boolean</code> if <code>true</code> indicates that fonts |
| * should be rounded to account for printer font scaling errors. |
| */ |
| public RenderedPrinterGraphics(Graphics g, Printer p, boolean roundFonts) { |
| super(g, p, roundFonts); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.gmf.runtime.draw2d.ui.render.internal.DrawableRenderedImage#drawRenderedImage(org.eclipse.gmf.runtime.draw2d.ui.render.RenderedImage, org.eclipse.draw2d.geometry.Rectangle, org.eclipse.gmf.runtime.draw2d.ui.render.RenderingListener) |
| */ |
| public RenderedImage drawRenderedImage(RenderedImage srcImage, Rectangle rect, RenderingListener listener) { |
| int nNewWidth = (int)Math.round(rect.width * getPrintScale()); |
| int nNewHeight = (int)Math.round(rect.height * getPrintScale()); |
| |
| RenderInfo info = srcImage.getRenderInfo(); |
| info.setValues(nNewWidth, nNewHeight, |
| info.shouldMaintainAspectRatio(), false, |
| info.getBackgroundColor(), info.getForegroundColor()); |
| |
| RenderedImage img = srcImage.getNewRenderedImage(info); |
| |
| Image swtImg = null; |
| try { |
| swtImg = img.getSWTImage(); |
| } |
| catch (OutOfMemoryError e) { |
| // don't do any scaling and rerender with anti-aliasing on |
| nNewWidth = rect.width; |
| nNewHeight = rect.height; |
| info.setValues(nNewWidth, nNewHeight, |
| info.shouldMaintainAspectRatio(), true, |
| info.getBackgroundColor(), info.getForegroundColor()); |
| img = srcImage.getNewRenderedImage(info); |
| swtImg = img.getSWTImage(); |
| } |
| catch (Exception ex) { |
| // don't do any scaling and rerender with anti-aliasing on |
| nNewWidth = rect.width; |
| nNewHeight = rect.height; |
| info.setValues(nNewWidth, nNewHeight, |
| info.shouldMaintainAspectRatio(), true, |
| info.getBackgroundColor(), info.getForegroundColor()); |
| img = srcImage.getNewRenderedImage(info); |
| swtImg = img.getSWTImage(); |
| } |
| |
| drawImage(swtImg, 0, 0, nNewWidth, nNewHeight, |
| rect.x, rect.y, rect.width, rect.height); |
| |
| return img; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.gmf.runtime.draw2d.ui.render.internal.DrawableRenderedImage#getMaximumRenderSize() |
| */ |
| public Dimension getMaximumRenderSize() { |
| return null; |
| } |
| } |