FOP-2740: PDF to PostScript tiling pattern error in Acrobat

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@1809628 13f79535-47bb-0310-9956-ffa450edef68

fop-core/src/main/java/org/apache/fop/render/ps/PSDocumentHandler.java

@@ -163,6 +163,7 @@ public class PSDocumentHandler extends AbstractBinaryWritingIFDocumentHandler {
             //Setup for PostScript generation
             this.gen = new FOPPSGeneratorImpl(out);
             this.gen.setPSLevel(psUtil.getLanguageLevel());
+            this.gen.setAcrobatDownsample(psUtil.isAcrobatDownsample());
             this.currentPageNumber = 0;
             this.documentBoundingBox = new Rectangle2D.Double();
 
@@ -294,7 +295,7 @@ public class PSDocumentHandler extends AbstractBinaryWritingIFDocumentHandler {
                 ResourceHandler handler = new ResourceHandler(getUserAgent(), eventProducer,
                         this.fontInfo, resTracker, this.formResources);
                 handler.process(in, this.outputStream,
-                        this.currentPageNumber, this.documentBoundingBox);
+                        this.currentPageNumber, this.documentBoundingBox, psUtil);
                 this.outputStream.flush();
             } catch (DSCException e) {
                 throw new RuntimeException(e.getMessage());

fop-core/src/main/java/org/apache/fop/render/ps/PSRendererConfig.java

@@ -36,6 +36,7 @@ import org.apache.fop.fonts.FontEventAdapter;
 import org.apache.fop.render.RendererConfig;
 import org.apache.fop.util.LogUtil;
 
+import static org.apache.fop.render.ps.PSRendererOption.ACROBAT_DOWNSAMPLE;
 import static org.apache.fop.render.ps.PSRendererOption.AUTO_ROTATE_LANDSCAPE;
 import static org.apache.fop.render.ps.PSRendererOption.DSC_COMPLIANT;
 import static org.apache.fop.render.ps.PSRendererOption.LANGUAGE_LEVEL;
@@ -85,6 +86,10 @@ public final class PSRendererConfig implements RendererConfig {
         return (PSRenderingMode) params.get(RENDERING_MODE);
     }
 
+    public Boolean isAcrobatDownsample() {
+        return (Boolean) params.get(ACROBAT_DOWNSAMPLE);
+    }
+
     /**
      * The PostScript renderer configuration data parser.
      */
@@ -124,6 +129,7 @@ public final class PSRendererConfig implements RendererConfig {
                 setBoolConfigParam(cfg, OPTIMIZE_RESOURCES);
                 setBoolConfigParam(cfg, SAFE_SET_PAGE_DEVICE);
                 setBoolConfigParam(cfg, DSC_COMPLIANT);
+                setBoolConfigParam(cfg, ACROBAT_DOWNSAMPLE);
                 Configuration child = cfg.getChild("rendering");
                 if (child != null) {
                     config.params.put(RENDERING_MODE,

fop-core/src/main/java/org/apache/fop/render/ps/PSRendererConfigurator.java

@@ -58,6 +58,9 @@ public class PSRendererConfigurator extends DefaultRendererConfigurator {
         if (psConfig.getRenderingMode() != null) {
             psUtil.setRenderingMode(psConfig.getRenderingMode());
         }
+        if (psConfig.isAcrobatDownsample() != null) {
+            psUtil.setAcrobatDownsample(psConfig.isAcrobatDownsample());
+        }
     }
 
     @Override

fop-core/src/main/java/org/apache/fop/render/ps/PSRendererOption.java

@@ -37,7 +37,8 @@ public enum PSRendererOption implements RendererConfigOption {
     SAFE_SET_PAGE_DEVICE("safe-set-page-device", false),
     /** Indicates whether the PostScript output should be DSC compliant, default: true*/
     DSC_COMPLIANT("dsc-compliant", true),
-    RENDERING_MODE("rendering", PSRenderingMode.QUALITY);
+    RENDERING_MODE("rendering", PSRenderingMode.QUALITY),
+    ACROBAT_DOWNSAMPLE("acrobat-downsample", false);
 
     private final String name;
     private final Object defaultValue;

fop-core/src/main/java/org/apache/fop/render/ps/PSRenderingUtil.java

@@ -33,6 +33,7 @@ import org.apache.fop.render.ps.extensions.PSCommentBefore;
 import org.apache.fop.render.ps.extensions.PSExtensionAttachment;
 import org.apache.fop.render.ps.extensions.PSSetupCode;
 
+import static org.apache.fop.render.ps.PSRendererOption.ACROBAT_DOWNSAMPLE;
 import static org.apache.fop.render.ps.PSRendererOption.AUTO_ROTATE_LANDSCAPE;
 import static org.apache.fop.render.ps.PSRendererOption.LANGUAGE_LEVEL;
 import static org.apache.fop.render.ps.PSRendererOption.OPTIMIZE_RESOURCES;
@@ -56,6 +57,7 @@ public class PSRenderingUtil {
 
     private boolean autoRotateLandscape;
     private int languageLevel = PSGenerator.DEFAULT_LANGUAGE_LEVEL;
+    private boolean acrobatDownsample;
 
     /** Determines whether the PS file is generated in two passes to minimize file size */
     private boolean optimizeResources;
@@ -86,6 +88,10 @@ public class PSRenderingUtil {
         if (obj != null) {
             setOptimizeResources(booleanValueOf(obj));
         }
+        obj = userAgent.getRendererOptions().get(ACROBAT_DOWNSAMPLE.getName());
+        if (obj != null) {
+            setAcrobatDownsample(booleanValueOf(obj));
+        }
     }
 
     private boolean booleanValueOf(Object obj) {
@@ -281,6 +287,14 @@ public class PSRenderingUtil {
         return languageLevel;
     }
 
+    public void setAcrobatDownsample(boolean b) {
+        acrobatDownsample = b;
+    }
+
+    public boolean isAcrobatDownsample() {
+        return acrobatDownsample;
+    }
+
     /**
      * Controls whether PostScript resources are optimized in a second pass over the document.
      * Enable this to obtain smaller PostScript files.

fop-core/src/main/java/org/apache/fop/render/ps/ResourceHandler.java

@@ -139,16 +139,18 @@ public class ResourceHandler implements DSCParserConstants, PSSupportedFlavors {
      * @param pageCount the number of pages (given here because PSRenderer writes an "(atend)")
      * @param documentBoundingBox the document's bounding box
      *                                  (given here because PSRenderer writes an "(atend)")
+     * @param psUtil
      * @throws DSCException If there's an error in the DSC structure of the PS file
      * @throws IOException In case of an I/O error
      */
     public void process(InputStream in, OutputStream out,
-            int pageCount, Rectangle2D documentBoundingBox)
+                        int pageCount, Rectangle2D documentBoundingBox, PSRenderingUtil psUtil)
                     throws DSCException, IOException {
         DSCParser parser = new DSCParser(in);
         parser.setCheckEOF(false);
 
         PSGenerator gen = new PSGenerator(out);
+        gen.setAcrobatDownsample(psUtil.isAcrobatDownsample());
         parser.addListener(new DefaultNestedDocumentHandler(gen));
         parser.addListener(new IncludeResourceListener(gen));