Toggleable support for AFP native image flavours.

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/branches/Temp_AFPGOCAResources@691674 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/fop/render/afp/AFPDataObjectInfoFactory.java → src/java/org/apache/fop/render/afp/AFPDataObjectInfoProvider.java

@@ -28,10 +28,10 @@ import org.apache.xmlgraphics.image.loader.impl.ImageRawStream;
 import org.apache.xmlgraphics.image.loader.impl.ImageRendered;
 
 /**
- * AFP image configurator
+ * AFP data object info factory provider
  */
-public class AFPDataObjectInfoFactory {
-    private final Map dataObjectInfoFactoryMap = new java.util.HashMap();
+public class AFPDataObjectInfoProvider {
+    private final Map factoryMap = new java.util.HashMap();
     private final AFPState state;
 
     /**
@@ -39,7 +39,7 @@ public class AFPDataObjectInfoFactory {
      *
      * @param state the AFP state
      */
-    public AFPDataObjectInfoFactory(AFPState state) {
+    public AFPDataObjectInfoProvider(AFPState state) {
         this.state = state;
         init();
     }
@@ -48,11 +48,11 @@ public class AFPDataObjectInfoFactory {
      * Initialises the configurators
      */
     private void init() {
-        dataObjectInfoFactoryMap.put(
+        factoryMap.put(
                 ImageRendered.class, new AFPImageRenderedFactory(state));
-        dataObjectInfoFactoryMap.put(
+        factoryMap.put(
                 ImageRawCCITTFax.class, new AFPRawCCITTFaxFactory(state));
-        dataObjectInfoFactoryMap.put(
+        factoryMap.put(
                 ImageRawStream.class, new AFPImageRawStreamFactory(state));
     };
 
@@ -62,17 +62,16 @@ public class AFPDataObjectInfoFactory {
      * @param img the image
      * @return the image configurator for the image
      */
-    public AFPAbstractImageFactory getFactory(Image img) {
+    public AFPDataObjectInfoFactory getFactory(Image img) {
         Class clazz = img.getClass();
-        AFPAbstractImageFactory configurator
-            = (AFPAbstractImageFactory)dataObjectInfoFactoryMap.get(clazz);
+        AFPDataObjectInfoFactory configurator = (AFPDataObjectInfoFactory)factoryMap.get(clazz);
         // not directly matched so try to map ancestor
         if (configurator == null) {
-            Iterator it = dataObjectInfoFactoryMap.keySet().iterator();
+            Iterator it = factoryMap.keySet().iterator();
             while (it.hasNext()) {
                 Class imageClass = (Class)it.next();
                 if (imageClass.isInstance(img)) {
-                    return (AFPAbstractImageFactory)dataObjectInfoFactoryMap.get(imageClass);
+                    return (AFPDataObjectInfoFactory)factoryMap.get(imageClass);
                 }
             }
         }

src/java/org/apache/fop/render/afp/AFPImageRawStreamFactory.java

@@ -27,7 +27,7 @@ import org.apache.xmlgraphics.image.loader.impl.ImageRawStream;
 /**
  * A raw stream image configurator
  */
-public class AFPImageRawStreamFactory extends AFPAbstractImageFactory {
+public class AFPImageRawStreamFactory extends AFPDataObjectInfoFactory {
 
     /**
      * Main constructor

src/java/org/apache/fop/render/afp/AFPImageRenderedFactory.java

@@ -30,7 +30,7 @@ import org.apache.xmlgraphics.ps.ImageEncodingHelper;
 /**
  * A buffered image configurator
  */
-public class AFPImageRenderedFactory extends AFPAbstractImageFactory {
+public class AFPImageRenderedFactory extends AFPDataObjectInfoFactory {
 
     /**
      * Main constructor

src/java/org/apache/fop/render/afp/AFPRawCCITTFaxFactory.java

@@ -26,7 +26,7 @@ import org.apache.xmlgraphics.image.loader.impl.ImageRawCCITTFax;
 /**
  * An CITT fax image configurator
  */
-public class AFPRawCCITTFaxFactory extends AFPAbstractImageFactory {
+public class AFPRawCCITTFaxFactory extends AFPDataObjectInfoFactory {
 
     /**
      * Main constructor

src/java/org/apache/fop/render/afp/AFPRenderer.java

@@ -155,7 +155,7 @@ public class AFPRenderer extends AbstractPathOrientedRenderer {
     private DataStream dataStream;
 
     /** data object information factory */
-    private final AFPDataObjectInfoFactory dataObjectInfoFactory;
+    private final AFPDataObjectInfoProvider dataObjectInfoProvider;
 
 
     /**
@@ -165,7 +165,7 @@ public class AFPRenderer extends AbstractPathOrientedRenderer {
         super();
         this.resourceManager = new AFPResourceManager();
         this.state = new AFPState();
-        this.dataObjectInfoFactory = new AFPDataObjectInfoFactory(state);
+        this.dataObjectInfoProvider = new AFPDataObjectInfoProvider(state);
         this.unitConv = state.getUnitConverter();
     }
 
@@ -376,11 +376,16 @@ public class AFPRenderer extends AbstractPathOrientedRenderer {
         return context;
     }
 
-    private static final ImageFlavor[] FLAVORS = new ImageFlavor[] {
+    private static final ImageFlavor[] NATIVE_FLAVORS = new ImageFlavor[] {
+        /*ImageFlavor.RAW_PNG, */ // PNG not natively supported in AFP
         ImageFlavor.RAW_JPEG, ImageFlavor.RAW_CCITTFAX, ImageFlavor.RAW_EPS,
         ImageFlavor.GRAPHICS2D, ImageFlavor.BUFFERED_IMAGE, ImageFlavor.RENDERED_IMAGE,
         ImageFlavor.XML_DOM };
 
+    private static final ImageFlavor[] FLAVORS = new ImageFlavor[] {
+        ImageFlavor.GRAPHICS2D, ImageFlavor.BUFFERED_IMAGE, ImageFlavor.RENDERED_IMAGE,
+        ImageFlavor.XML_DOM };
+
     /** {@inheritDoc} */
     public void drawImage(String uri, Rectangle2D pos, Map foreignAttributes) {
         uri = URISpecification.getURL(uri);
@@ -404,11 +409,13 @@ public class AFPRenderer extends AbstractPathOrientedRenderer {
 
                 // Only now fully load/prepare the image
                 Map hints = ImageUtil.getDefaultHints(sessionContext);
+
+                ImageFlavor[] flavors = state.isNativeImages() ? NATIVE_FLAVORS : FLAVORS;
                 org.apache.xmlgraphics.image.loader.Image img = manager.getImage(
-                        info, FLAVORS, hints, sessionContext);
+                        info, flavors, hints, sessionContext);
 
                 Point origin = new Point(currentIPPosition, currentBPPosition);
-                AFPAbstractImageFactory factory = dataObjectInfoFactory.getFactory(img);
+                AFPDataObjectInfoFactory factory = dataObjectInfoProvider.getFactory(img);
                 if (factory != null) {
                     AFPImageInfo afpImageInfo
                     = new AFPImageInfo(uri, pos, origin, info, img, foreignAttributes);
@@ -563,7 +570,6 @@ public class AFPRenderer extends AbstractPathOrientedRenderer {
 
         // Try and get the encoding to use for the font
         String encoding = null;
-
         try {
             encoding = font.getCharacterSet(fontSize).getEncoding();
         } catch (Throwable ex) {
@@ -752,6 +758,16 @@ public class AFPRenderer extends AbstractPathOrientedRenderer {
         state.setColorImages(colorImages);
     }
 
+    /**
+     * Sets whether images are supported natively or not
+     *
+     * @param nativeImages
+     *            native image support
+     */
+    public void setNativeImages(boolean nativeImages) {
+        state.setNativeImages(nativeImages);
+    }
+
     /**
      * Returns the AFPDataStream
      *

src/java/org/apache/fop/render/afp/AFPRendererConfigurator.java

@@ -239,6 +239,7 @@ public class AFPRendererConfigurator extends PrintRendererConfigurator {
             } else {
                 afpRenderer.setColorImages(true);
             }
+            afpRenderer.setNativeImages(imagesCfg.getAttributeAsBoolean("native", false));
 
             // renderer resolution
             Configuration rendererResolutionCfg = cfg.getChild("renderer-resolution", false);

src/java/org/apache/fop/render/afp/AFPState.java

@@ -34,27 +34,31 @@ public class AFPState extends org.apache.fop.render.AbstractState implements Clo
 
     private static Log log = LogFactory.getLog("org.apache.fop.render.afp.AFPState");
 
-    /** The portrait rotation */
+    /** the portrait rotation */
     private int portraitRotation = 0;
 
-    /** The landscape rotation */
+    /** the landscape rotation */
     private int landscapeRotation = 270;
 
-    /** Flag to the set the output object type for images */
+    /** color image support */
     private boolean colorImages = true;
 
-    /** Default value for image depth */
+    /** images are supported in this AFP environment */
+    private boolean nativeImages;
+
+    /** default value for image depth */
     private int bitsPerPixel = 8;
 
-    /** The output resolution */
+    /** the output resolution */
     private int resolution = 240; // 240 dpi
 
-    /** The current page */
+    /** the current page */
     private AFPPageState pageState = new AFPPageState();
 
-    /** A unit converter */
+    /** a unit converter */
     private final transient AFPUnitConverter unitConv = new AFPUnitConverter(this);
 
+
     /**
      * Sets the rotation to be used for portrait pages, valid values are 0
      * (default), 90, 180, 270.
@@ -158,6 +162,24 @@ public class AFPState extends org.apache.fop.render.AbstractState implements Clo
         return this.colorImages;
     }
 
+    /**
+     * Sets whether images are natively supported or not in the AFP environment
+     *
+     * @param nativeImages true if images are natively supported in this AFP environment
+     */
+    public void setNativeImages(boolean nativeImages) {
+        this.nativeImages = nativeImages;
+    }
+
+    /**
+     * Returns true if images are supported natively in this AFP environment
+     *
+     * @return true if images are supported natively in this AFP environment
+     */
+    protected boolean isNativeImages() {
+        return this.nativeImages;
+    }
+
     /**
      * Sets the output/device resolution
      *