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- /*
- * 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;
-
- // FOP
- import java.awt.geom.Rectangle2D;
- import java.util.List;
- import java.util.Map;
-
- import org.w3c.dom.Document;
-
- import org.apache.fop.apps.FOPException;
- import org.apache.fop.apps.FOUserAgent;
- import org.apache.fop.area.Area;
- import org.apache.fop.area.Trait;
- import org.apache.fop.fonts.CustomFontCollection;
- import org.apache.fop.fonts.EmbedFontInfo;
- import org.apache.fop.fonts.Font;
- import org.apache.fop.fonts.FontCollection;
- import org.apache.fop.fonts.FontInfo;
- import org.apache.fop.fonts.FontManager;
- import org.apache.fop.fonts.FontTriplet;
- import org.apache.fop.fonts.base14.Base14FontCollection;
-
- import sun.font.FontResolver;
-
- /** Abstract base class of "Print" type renderers. */
- public abstract class PrintRenderer extends AbstractRenderer {
-
- /**
- * @param userAgent the user agent that contains configuration details. This cannot be null.
- */
- public PrintRenderer(FOUserAgent userAgent) {
- super(userAgent);
- }
-
- /** Font configuration */
- protected FontInfo fontInfo;
-
- /** Font resolver */
- protected FontResolver fontResolver = null;
-
- /** list of fonts */
- protected List<EmbedFontInfo> embedFontInfoList = null;
-
- /**
- * Adds a font list to current list of fonts
- * @param fontList a font info list
- */
- public void addFontList(List<EmbedFontInfo> fontList) {
- if (embedFontInfoList == null) {
- setFontList(fontList);
- } else {
- embedFontInfoList.addAll(fontList);
- }
- }
-
- /**
- * @param embedFontInfoList list of available fonts
- */
- public void setFontList(List<EmbedFontInfo> embedFontInfoList) {
- this.embedFontInfoList = embedFontInfoList;
- }
-
- /**
- * @return list of available embedded fonts
- */
- public List<EmbedFontInfo> getFontList() {
- return this.embedFontInfoList;
- }
-
- /** {@inheritDoc} */
- public void setupFontInfo(FontInfo inFontInfo) throws FOPException {
- this.fontInfo = inFontInfo;
- FontManager fontManager = userAgent.getFontManager();
- FontCollection[] fontCollections = new FontCollection[] {
- new Base14FontCollection(fontManager.isBase14KerningEnabled()),
- new CustomFontCollection(fontManager.getResourceResolver(), getFontList(),
- userAgent.isComplexScriptFeaturesEnabled())
- };
- fontManager.setup(getFontInfo(), fontCollections);
- }
-
- /**
- * Returns the internal font key for a font triplet coming from the area tree
- * @param area the area from which to retrieve the font triplet information
- * @return the internal font key (F1, F2 etc.) or null if not found
- */
- protected String getInternalFontNameForArea(Area area) {
- FontTriplet triplet = (FontTriplet)area.getTrait(Trait.FONT);
- String key = fontInfo.getInternalFontKey(triplet);
- if (key == null) {
- //Find a default fallback font as last resort
- triplet = new FontTriplet("any", Font.STYLE_NORMAL, Font.WEIGHT_NORMAL);
- key = fontInfo.getInternalFontKey(triplet);
- }
- return key;
- }
-
- /**
- * Returns a Font object constructed based on the font traits in an area
- * @param area the area from which to retrieve the font triplet information
- * @return the requested Font instance or null if not found
- */
- protected Font getFontFromArea(Area area) {
- FontTriplet triplet = (FontTriplet)area.getTrait(Trait.FONT);
- int size = ((Integer)area.getTrait(Trait.FONT_SIZE)).intValue();
- return fontInfo.getFontInstance(triplet, size);
- }
-
- /**
- * Instantiates a RendererContext for an image
- * @return a newly created RendererContext.
- */
- protected RendererContext instantiateRendererContext() {
- return new RendererContext(this, getMimeType());
- }
-
- /**
- * Creates a RendererContext for an image.
- * @param x the x coordinate (in millipoints)
- * @param y the y coordinate (in millipoints)
- * @param width the width of the image (in millipoints)
- * @param height the height of the image (in millipoints)
- * @param foreignAttributes a Map or foreign attributes, may be null
- * @return the RendererContext
- */
- protected RendererContext createRendererContext(int x, int y, int width, int height,
- Map foreignAttributes) {
- RendererContext context = instantiateRendererContext();
- context.setUserAgent(userAgent);
-
- context.setProperty(RendererContextConstants.WIDTH,
- new Integer(width));
- context.setProperty(RendererContextConstants.HEIGHT,
- new Integer(height));
- context.setProperty(RendererContextConstants.XPOS,
- new Integer(x));
- context.setProperty(RendererContextConstants.YPOS,
- new Integer(y));
- context.setProperty(RendererContextConstants.PAGE_VIEWPORT,
- getCurrentPageViewport());
- if (foreignAttributes != null) {
- context.setProperty(RendererContextConstants.FOREIGN_ATTRIBUTES, foreignAttributes);
- }
- return context;
- }
-
- /**
- * Renders an XML document (SVG for example).
- * @param doc the DOM Document containing the XML document to be rendered
- * @param ns the namespace URI for the XML document
- * @param pos the position for the generated graphic/image
- * @param foreignAttributes the foreign attributes containing rendering hints, or null
- */
- public void renderDocument(Document doc, String ns, Rectangle2D pos, Map foreignAttributes) {
- int x = currentIPPosition + (int) pos.getX();
- int y = currentBPPosition + (int) pos.getY();
- int width = (int)pos.getWidth();
- int height = (int)pos.getHeight();
- RendererContext context = createRendererContext(x, y, width, height, foreignAttributes);
-
- renderXML(context, doc, ns);
- }
-
- /**
- * @return the font info
- */
- public FontInfo getFontInfo() {
- return this.fontInfo;
- }
- }
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