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author | Glenn Adams <gadams@apache.org> | 2016-03-03 09:49:26 +0000 |
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committer | Glenn Adams <gadams@apache.org> | 2016-03-03 09:49:26 +0000 |
commit | c8cde713f54ca731f4a7f3bfaef8af9e8a1b9262 (patch) | |
tree | f553e13b28bd90fd2067bf390509f9290260d330 /src/java/org/apache/fop/render/ps/AbstractPSTranscoder.java | |
parent | 82804d6ffcb68841cd7adf9740469f3a79c372c8 (diff) | |
download | xmlgraphics-fop-c8cde713f54ca731f4a7f3bfaef8af9e8a1b9262.tar.gz xmlgraphics-fop-c8cde713f54ca731f4a7f3bfaef8af9e8a1b9262.zip |
Transition source to standard maven hierarchy (initial).
git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/branches/maven@1733433 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'src/java/org/apache/fop/render/ps/AbstractPSTranscoder.java')
-rw-r--r-- | src/java/org/apache/fop/render/ps/AbstractPSTranscoder.java | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/src/java/org/apache/fop/render/ps/AbstractPSTranscoder.java b/src/java/org/apache/fop/render/ps/AbstractPSTranscoder.java deleted file mode 100644 index 24a48d225..000000000 --- a/src/java/org/apache/fop/render/ps/AbstractPSTranscoder.java +++ /dev/null @@ -1,178 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You 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. - */ - -/* $Id$ */ - -package org.apache.fop.render.ps; - - -import java.awt.Color; -import java.io.BufferedOutputStream; -import java.io.IOException; -import java.io.OutputStream; - -import org.w3c.dom.Document; -import org.w3c.dom.svg.SVGLength; - -import org.apache.batik.bridge.BridgeContext; -import org.apache.batik.bridge.UnitProcessor; -import org.apache.batik.transcoder.TranscoderException; -import org.apache.batik.transcoder.TranscoderOutput; -import org.apache.batik.transcoder.image.ImageTranscoder; - -import org.apache.xmlgraphics.java2d.ps.AbstractPSDocumentGraphics2D; - -import org.apache.fop.apps.FOPException; -import org.apache.fop.fonts.FontInfo; -import org.apache.fop.svg.AbstractFOPTranscoder; -import org.apache.fop.svg.PDFDocumentGraphics2DConfigurator; -import org.apache.fop.svg.font.FOPFontFamilyResolverImpl; - -/** - * <p>This class enables to transcode an input to a PostScript document.</p> - * - * <p>Two transcoding hints (<code>KEY_WIDTH</code> and - * <code>KEY_HEIGHT</code>) can be used to respectively specify the image - * width and the image height. If only one of these keys is specified, - * the transcoder preserves the aspect ratio of the original image. - * - * <p>The <code>KEY_BACKGROUND_COLOR</code> defines the background color - * to use for opaque image formats, or the background color that may - * be used for image formats that support alpha channel. - * - * <p>The <code>KEY_AOI</code> represents the area of interest to paint - * in device space. - * - * <p>Three additional transcoding hints that act on the SVG - * processor can be specified: - * - * <p><code>KEY_LANGUAGE</code> to set the default language to use (may be - * used by a <switch> SVG element for example), - * <code>KEY_USER_STYLESHEET_URI</code> to fix the URI of a user - * stylesheet, and <code>KEY_PIXEL_TO_MM</code> to specify the pixel to - * millimeter conversion factor. - * - * <p>This work was authored by Keiron Liddle (keiron@aftexsw.com).</p> - */ -public abstract class AbstractPSTranscoder extends AbstractFOPTranscoder { - - /** the root Graphics2D instance for generating PostScript */ - protected AbstractPSDocumentGraphics2D graphics; - - private FontInfo fontInfo; - - /** - * Constructs a new {@link AbstractPSTranscoder}. - */ - public AbstractPSTranscoder() { - super(); - } - - /** - * Creates the root Graphics2D instance for generating PostScript. - * @return the root Graphics2D - */ - protected abstract AbstractPSDocumentGraphics2D createDocumentGraphics2D(); - - /** {@inheritDoc} */ - protected boolean getAutoFontsDefault() { - //Currently set to false because auto-fonts requires a lot of memory in the PostScript - //case: All fonts (even the unsupported TTF fonts) need to be loaded and TrueType loading - //is currently very memory-intensive. At default JVM memory settings, this would result - //in OutOfMemoryErrors otherwise. - return false; - } - - /** - * Transcodes the specified Document as an image in the specified output. - * - * @param document the document to transcode - * @param uri the uri of the document or null if any - * @param output the ouput where to transcode - * @exception TranscoderException if an error occured while transcoding - */ - protected void transcode(Document document, String uri, - TranscoderOutput output) - throws TranscoderException { - - graphics = createDocumentGraphics2D(); - if (!isTextStroked()) { - try { - boolean useComplexScriptFeatures = false; //TODO - FIX ME - this.fontInfo = PDFDocumentGraphics2DConfigurator.createFontInfo( - getEffectiveConfiguration(), useComplexScriptFeatures); - graphics.setCustomTextHandler(new NativeTextHandler(graphics, fontInfo)); - ((FOPTranscoderUserAgent) userAgent).setFontFamilyResolver( - new FOPFontFamilyResolverImpl(fontInfo)); - } catch (FOPException fe) { - throw new TranscoderException(fe); - } - } - - super.transcode(document, uri, output); - - getLogger().trace("document size: " + width + " x " + height); - - // prepare the image to be painted - UnitProcessor.Context uctx = UnitProcessor.createContext(ctx, - document.getDocumentElement()); - float widthInPt = UnitProcessor.userSpaceToSVG(width, SVGLength.SVG_LENGTHTYPE_PT, - UnitProcessor.HORIZONTAL_LENGTH, uctx); - int w = (int)(widthInPt + 0.5); - float heightInPt = UnitProcessor.userSpaceToSVG(height, SVGLength.SVG_LENGTHTYPE_PT, - UnitProcessor.HORIZONTAL_LENGTH, uctx); - int h = (int)(heightInPt + 0.5); - getLogger().trace("document size: " + w + "pt x " + h + "pt"); - - try { - OutputStream out = output.getOutputStream(); - if (!(out instanceof BufferedOutputStream)) { - out = new BufferedOutputStream(out); - } - graphics.setupDocument(out, w, h); - graphics.setViewportDimension(width, height); - - if (hints.containsKey(ImageTranscoder.KEY_BACKGROUND_COLOR)) { - graphics.setBackgroundColor( - (Color)hints.get(ImageTranscoder.KEY_BACKGROUND_COLOR)); - } - graphics.setGraphicContext( - new org.apache.xmlgraphics.java2d.GraphicContext()); - graphics.setTransform(curTxf); - - this.root.paint(graphics); - - graphics.finish(); - } catch (IOException ex) { - throw new TranscoderException(ex); - } - } - - /** {@inheritDoc} */ - protected BridgeContext createBridgeContext() { - //For compatibility with Batik 1.6 - return createBridgeContext("1.x"); - } - - /** {@inheritDoc} */ - public BridgeContext createBridgeContext(String version) { - BridgeContext ctx = new PSBridgeContext(userAgent, (isTextStroked() ? null : fontInfo), - getImageManager(), getImageSessionContext()); - return ctx; - } - -} |