1 files changed, 72 insertions, 0 deletions
diff --git a/src/ooxml/java/org/apache/poi/xslf/draw/SVGPOIGraphics2D.java b/src/ooxml/java/org/apache/poi/xslf/draw/SVGPOIGraphics2D.java
new file mode 100644
index 0000000000..a057d6db7d
--- /dev/null
+++ b/src/ooxml/java/org/apache/poi/xslf/draw/SVGPOIGraphics2D.java
@@ -0,0 +1,72 @@
+/*
+ *  ====================================================================
+ *    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.
+ * ====================================================================
+ */
+
+package org.apache.poi.xslf.draw;
+
+import java.awt.RenderingHints;
+import java.util.Map;
+
+import org.apache.batik.svggen.SVGGeneratorContext;
+import org.apache.batik.svggen.SVGGeneratorContext.GraphicContextDefaults;
+import org.apache.batik.svggen.SVGGraphics2D;
+import org.apache.poi.util.Internal;
+import org.w3c.dom.Document;
+
+/**
+ * Wrapper class to pass changes to rendering hints down to the svg graphics context defaults
+ * which can be read by the extension handlers
+ */
+@Internal
+public class SVGPOIGraphics2D extends SVGGraphics2D {
+
+    private final RenderingHints hints;
+
+    public SVGPOIGraphics2D(Document document) {
+        super(getCtx(document), false);
+        hints = getGeneratorContext().getGraphicContextDefaults().getRenderingHints();
+    }
+
+    private static SVGGeneratorContext getCtx(Document document) {
+        SVGGeneratorContext context = SVGGeneratorContext.createDefault(document);
+        context.setExtensionHandler(new SVGRenderExtension());
+        GraphicContextDefaults defs = new GraphicContextDefaults();
+        defs.setRenderingHints(new RenderingHints(null));
+        context.setGraphicContextDefaults(defs);
+        return context;
+    }
+
+    @Override
+    public void setRenderingHint(RenderingHints.Key hintKey, Object hintValue) {
+        hints.put(hintKey, hintValue);
+        super.setRenderingHint(hintKey, hintValue);
+    }
+
+    @Override
+    public void setRenderingHints(Map hints) {
+        this.hints.clear();
+        this.hints.putAll(hints);
+        super.setRenderingHints(hints);
+    }
+
+    @Override
+    public void addRenderingHints(Map hints) {
+        this.hints.putAll(hints);
+        super.addRenderingHints(hints);
+    }
+}