| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * Licensed 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.intellij.images.index; |
| |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.psi.search.GlobalSearchScope; |
| import com.intellij.util.indexing.*; |
| import com.intellij.util.io.DataExternalizer; |
| import com.intellij.util.io.DataInputOutputUtil; |
| import org.intellij.images.fileTypes.ImageFileTypeManager; |
| import org.intellij.images.util.ImageInfoReader; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| /** |
| * @author spleaner |
| */ |
| public class ImageInfoIndex extends SingleEntryFileBasedIndexExtension<ImageInfoIndex.ImageInfo> { |
| private static final int ourMaxImageSize; |
| static { |
| int maxImageSize = 200; |
| try { |
| maxImageSize = Integer.parseInt(System.getProperty("idea.max.image.filesize", Integer.toString(maxImageSize)), 10); |
| } catch (NumberFormatException ex) {} |
| ourMaxImageSize = maxImageSize; |
| } |
| |
| public static final ID<Integer, ImageInfo> INDEX_ID = ID.create("ImageFileInfoIndex"); |
| |
| private final DataExternalizer<ImageInfo> myValueExternalizer = new DataExternalizer<ImageInfo>() { |
| @Override |
| public void save(@NotNull final DataOutput out, final ImageInfo info) throws IOException { |
| DataInputOutputUtil.writeINT(out, info.width); |
| DataInputOutputUtil.writeINT(out, info.height); |
| DataInputOutputUtil.writeINT(out, info.bpp); |
| } |
| |
| @Override |
| public ImageInfo read(@NotNull final DataInput in) throws IOException { |
| return new ImageInfo(DataInputOutputUtil.readINT(in), DataInputOutputUtil.readINT(in), DataInputOutputUtil.readINT(in)); |
| } |
| }; |
| |
| private final SingleEntryIndexer<ImageInfo> myDataIndexer = new SingleEntryIndexer<ImageInfo>(false) { |
| @Override |
| protected ImageInfo computeValue(@NotNull FileContent inputData) { |
| final ImageInfoReader.Info info = ImageInfoReader.getInfo(inputData.getContent()); |
| return info != null? new ImageInfo(info.width, info.height, info.bpp) : null; |
| } |
| }; |
| |
| @Override |
| @NotNull |
| public ID<Integer, ImageInfo> getName() { |
| return INDEX_ID; |
| } |
| |
| @Override |
| @NotNull |
| public SingleEntryIndexer<ImageInfo> getIndexer() { |
| return myDataIndexer; |
| } |
| |
| public static void processValues(VirtualFile virtualFile, FileBasedIndex.ValueProcessor<ImageInfo> processor, Project project) { |
| FileBasedIndex.getInstance().processValues(INDEX_ID, Math.abs(FileBasedIndex.getFileId(virtualFile)), virtualFile, processor, GlobalSearchScope |
| .fileScope(project, virtualFile)); |
| } |
| |
| @NotNull |
| @Override |
| public DataExternalizer<ImageInfo> getValueExternalizer() { |
| return myValueExternalizer; |
| } |
| |
| @NotNull |
| @Override |
| public FileBasedIndex.InputFilter getInputFilter() { |
| return new DefaultFileTypeSpecificInputFilter(ImageFileTypeManager.getInstance().getImageFileType()) { |
| @Override |
| public boolean acceptInput(@NotNull final VirtualFile file) { |
| return file.isInLocalFileSystem() && |
| file.getLength() / 1024 < ourMaxImageSize |
| ; |
| } |
| }; |
| } |
| |
| @Override |
| public int getVersion() { |
| return 5; |
| } |
| |
| public static class ImageInfo { |
| public int width; |
| public int height; |
| public int bpp; |
| |
| public ImageInfo(int width, int height, int bpp) { |
| this.width = width; |
| this.height = height; |
| this.bpp = bpp; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| |
| ImageInfo imageInfo = (ImageInfo)o; |
| |
| if (bpp != imageInfo.bpp) return false; |
| if (height != imageInfo.height) return false; |
| if (width != imageInfo.width) return false; |
| |
| return true; |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = width; |
| result = 31 * result + height; |
| result = 31 * result + bpp; |
| return result; |
| } |
| } |
| } |