1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 package com.sun.star.report; 24 25 import com.sun.star.awt.Size; 26 import com.sun.star.beans.PropertyValue; 27 import com.sun.star.beans.UnknownPropertyException; 28 import com.sun.star.beans.XPropertySet; 29 import com.sun.star.beans.XPropertySetInfo; 30 import com.sun.star.graphic.XGraphicProvider; 31 import com.sun.star.io.IOException; 32 import com.sun.star.io.XInputStream; 33 import com.sun.star.lang.WrappedTargetException; 34 import com.sun.star.lang.XMultiComponentFactory; 35 import com.sun.star.lib.uno.adapter.ByteArrayToXInputStreamAdapter; 36 import com.sun.star.lib.uno.adapter.InputStreamToXInputStreamAdapter; 37 import com.sun.star.uno.UnoRuntime; 38 import com.sun.star.uno.XComponentContext; 39 40 import java.awt.Dimension; 41 42 import java.io.InputStream; 43 44 45 /** 46 * @author oj93728 47 */ 48 public class SOImageService implements ImageService 49 { 50 51 private final XGraphicProvider m_xGraphicProvider; 52 53 /** 54 * Creates a new instance of SOImageService 55 * @param xCompContext 56 * @throws ReportExecutionException 57 */ SOImageService(final XComponentContext xCompContext)58 public SOImageService(final XComponentContext xCompContext) 59 throws ReportExecutionException, com.sun.star.uno.Exception 60 { 61 if (xCompContext == null) 62 { 63 throw new ReportExecutionException(); 64 } 65 66 67 final XMultiComponentFactory m_xMCF = xCompContext.getServiceManager(); 68 m_xGraphicProvider = (XGraphicProvider) UnoRuntime.queryInterface(XGraphicProvider.class, 69 m_xMCF.createInstanceWithContext("com.sun.star.graphic.GraphicProvider", xCompContext)); 70 71 if (m_xGraphicProvider == null) 72 { 73 throw new ReportExecutionException("There is no graphic-provider available."); 74 } 75 } 76 getImageSize(final InputStream image)77 public Dimension getImageSize(final InputStream image) throws ReportExecutionException 78 { 79 return getImageSize(new InputStreamToXInputStreamAdapter(image)); 80 } 81 getImageSize(final XInputStream image)82 private Dimension getImageSize(final XInputStream image) throws ReportExecutionException 83 { 84 final Dimension dim = new Dimension(); 85 try 86 { 87 final PropertyValue[] value = new PropertyValue[] 88 { 89 new PropertyValue() 90 }; 91 // value[0] = new PropertyValue(); 92 value[0].Name = "InputStream"; 93 value[0].Value = image; 94 95 final XPropertySet xImage = (XPropertySet) UnoRuntime.queryInterface(XPropertySet.class, 96 m_xGraphicProvider.queryGraphic(value)); 97 98 if (xImage != null) 99 { 100 final XPropertySetInfo xInfo = xImage.getPropertySetInfo(); 101 if (xInfo.hasPropertyByName("Size100thMM")) 102 { 103 Size imageSize = (Size) xImage.getPropertyValue("Size100thMM"); 104 dim.setSize(imageSize.Width, imageSize.Height); 105 if (dim.height == 0 && dim.width == 0) 106 { 107 imageSize = (Size) xImage.getPropertyValue("SizePixel"); 108 final int dpi = java.awt.Toolkit.getDefaultToolkit().getScreenResolution(); 109 final double fac = 2540 / (double) dpi; 110 dim.setSize(imageSize.Width * fac, imageSize.Height * fac); 111 } 112 } 113 else if (xInfo.hasPropertyByName("SizePixel")) 114 { 115 final Size imageSize = (Size) xImage.getPropertyValue("SizePixel"); 116 final int dpi = java.awt.Toolkit.getDefaultToolkit().getScreenResolution(); 117 final double fac = 2540 / dpi; 118 dim.setSize(imageSize.Width * fac, imageSize.Height * fac); 119 } 120 } 121 } 122 catch (Exception ex) 123 { 124 throw new ReportExecutionException("Failed to query Image-Size", ex); 125 } 126 return dim; 127 } 128 getImageSize(final byte[] image)129 public Dimension getImageSize(final byte[] image) throws ReportExecutionException 130 { 131 return getImageSize(new ByteArrayToXInputStreamAdapter(image)); 132 } 133 getMimeType(final XInputStream image)134 private String getMimeType(final XInputStream image) throws ReportExecutionException 135 { 136 try 137 { 138 final PropertyValue[] value = new PropertyValue[] 139 { 140 new PropertyValue() 141 }; 142 value[0].Name = "InputStream"; 143 value[0].Value = image; 144 145 final XPropertySet xImage = (XPropertySet) UnoRuntime.queryInterface(XPropertySet.class, 146 m_xGraphicProvider.queryGraphic(value)); 147 148 if (xImage != null) 149 { 150 final XPropertySetInfo xInfo = xImage.getPropertySetInfo(); 151 if (xInfo.hasPropertyByName("MimeType")) 152 { 153 return (String) xImage.getPropertyValue("MimeType"); 154 } 155 } 156 } 157 catch (UnknownPropertyException ex) 158 { 159 throw new ReportExecutionException(); 160 } 161 catch (WrappedTargetException ex) 162 { 163 throw new ReportExecutionException(); 164 } 165 catch (com.sun.star.lang.IllegalArgumentException ex) 166 { 167 throw new ReportExecutionException(); 168 } 169 catch (IOException ex) 170 { 171 throw new ReportExecutionException(); 172 } 173 return null; 174 } 175 getMimeType(final InputStream image)176 public String getMimeType(final InputStream image) throws ReportExecutionException 177 { 178 return getMimeType(new InputStreamToXInputStreamAdapter(image)); 179 } 180 getMimeType(final byte[] image)181 public String getMimeType(final byte[] image) throws ReportExecutionException 182 { 183 return getMimeType(new ByteArrayToXInputStreamAdapter(image)); 184 } 185 } 186