1 files changed, 162 insertions, 0 deletions
diff --git a/reportbuilder/java/org/libreoffice/report/SOImageService.java b/reportbuilder/java/org/libreoffice/report/SOImageService.java
new file mode 100644
index 000000000..f472d284d
--- /dev/null
+++ b/reportbuilder/java/org/libreoffice/report/SOImageService.java
@@ -0,0 +1,162 @@
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   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 .
+ */
+package org.libreoffice.report;
+
+import com.sun.star.awt.Size;
+import com.sun.star.beans.PropertyValue;
+import com.sun.star.beans.UnknownPropertyException;
+import com.sun.star.beans.XPropertySet;
+import com.sun.star.beans.XPropertySetInfo;
+import com.sun.star.graphic.XGraphicProvider;
+import com.sun.star.io.IOException;
+import com.sun.star.io.XInputStream;
+import com.sun.star.lang.WrappedTargetException;
+import com.sun.star.lang.XMultiComponentFactory;
+import com.sun.star.lib.uno.adapter.ByteArrayToXInputStreamAdapter;
+import com.sun.star.uno.UnoRuntime;
+import com.sun.star.uno.XComponentContext;
+
+
+public class SOImageService implements ImageService
+{
+
+    private final XGraphicProvider m_xGraphicProvider;
+
+    /**
+     * Creates a new instance of SOImageService
+     */
+    public SOImageService(final XComponentContext xCompContext)
+            throws ReportExecutionException, com.sun.star.uno.Exception
+    {
+        if (xCompContext == null)
+        {
+            throw new ReportExecutionException("SOImageService constructed with null Component Context");
+        }
+
+
+        final XMultiComponentFactory xMCF = xCompContext.getServiceManager();
+        m_xGraphicProvider = UnoRuntime.queryInterface(XGraphicProvider.class,
+                xMCF.createInstanceWithContext("com.sun.star.graphic.GraphicProvider", xCompContext));
+
+        if (m_xGraphicProvider == null)
+        {
+            throw new ReportExecutionException("There is no graphic-provider available for SOImageService.");
+        }
+    }
+
+    private Size getImageSize(final XInputStream image) throws ReportExecutionException
+    {
+        final Size dim = new Size();
+        try
+        {
+            final PropertyValue[] value = new PropertyValue[]
+            {
+                new PropertyValue()
+            };
+            value[0].Name = "InputStream";
+            value[0].Value = image;
+
+            final XPropertySet xImage = UnoRuntime.queryInterface(XPropertySet.class,
+                    m_xGraphicProvider.queryGraphic(value));
+
+            if (xImage != null)
+            {
+                final XPropertySetInfo xInfo = xImage.getPropertySetInfo();
+                if (xInfo.hasPropertyByName("Size100thMM"))
+                {
+                    Size imageSize = (Size) xImage.getPropertyValue("Size100thMM");
+                    dim.Width = imageSize.Width;
+                    dim.Height = imageSize.Height;
+                    if (dim.Height == 0 && dim.Width == 0)
+                    {
+                        imageSize = (Size) xImage.getPropertyValue("SizePixel");
+                        final int dpi = java.awt.Toolkit.getDefaultToolkit().getScreenResolution();
+                        final double fac = 2540 / (double) dpi;
+                        dim.Width = (int) (imageSize.Width * fac);
+                        dim.Height = (int) (imageSize.Height * fac);
+                    }
+                }
+                else if (xInfo.hasPropertyByName("SizePixel"))
+                {
+                    final Size imageSize = (Size) xImage.getPropertyValue("SizePixel");
+                    final int dpi = java.awt.Toolkit.getDefaultToolkit().getScreenResolution();
+                    final double fac = 2540.0 / dpi;
+                    dim.Width = (int) (imageSize.Width * fac);
+                    dim.Height = (int) (imageSize.Height * fac);
+                }
+            }
+        }
+        catch (Exception ex)
+        {
+            throw new ReportExecutionException("Failed to query Image-Size", ex);
+        }
+        return dim;
+    }
+
+    public Size getImageSize(final byte[] image) throws ReportExecutionException
+    {
+        return getImageSize(new ByteArrayToXInputStreamAdapter(image));
+    }
+
+    private String getMimeType(final XInputStream image) throws ReportExecutionException
+    {
+        try
+        {
+            final PropertyValue[] value = new PropertyValue[]
+            {
+                new PropertyValue()
+            };
+            value[0].Name = "InputStream";
+            value[0].Value = image;
+
+            final XPropertySet xImage = UnoRuntime.queryInterface(XPropertySet.class,
+                    m_xGraphicProvider.queryGraphic(value));
+
+            if (xImage != null)
+            {
+                final XPropertySetInfo xInfo = xImage.getPropertySetInfo();
+                if (xInfo.hasPropertyByName("MimeType"))
+                {
+                    return (String) xImage.getPropertyValue("MimeType");
+                }
+            }
+        }
+        catch (UnknownPropertyException ex)
+        {
+            throw new ReportExecutionException(ex);
+        }
+        catch (WrappedTargetException ex)
+        {
+            throw new ReportExecutionException(ex);
+        }
+        catch (com.sun.star.lang.IllegalArgumentException ex)
+        {
+            throw new ReportExecutionException(ex);
+        }
+        catch (IOException ex)
+        {
+            throw new ReportExecutionException(ex);
+        }
+        return null;
+    }
+
+    public String getMimeType(final byte[] image) throws ReportExecutionException
+    {
+        return getMimeType(new ByteArrayToXInputStreamAdapter(image));
+    }
+}