| /* |
| * Copyright 2000-2010 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. |
| */ |
| |
| /* |
| * @author max |
| */ |
| package com.intellij.openapi.editor.impl; |
| |
| import com.intellij.openapi.editor.IndentGuideDescriptor; |
| import com.intellij.openapi.editor.IndentsModel; |
| import com.intellij.openapi.editor.LogicalPosition; |
| import com.intellij.util.containers.ContainerUtilRt; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.List; |
| import java.util.Map; |
| |
| public class IndentsModelImpl implements IndentsModel { |
| |
| private final Map<IntPair, IndentGuideDescriptor> myIndentsByLines = ContainerUtilRt.newHashMap(); |
| private List<IndentGuideDescriptor> myIndents = ContainerUtilRt.newArrayList(); |
| @NotNull private final EditorImpl myEditor; |
| |
| public IndentsModelImpl(@NotNull EditorImpl editor) { |
| myEditor = editor; |
| } |
| |
| @NotNull |
| public List<IndentGuideDescriptor> getIndents() { |
| return myIndents; |
| } |
| |
| @Override |
| public IndentGuideDescriptor getCaretIndentGuide() { |
| final LogicalPosition pos = myEditor.getCaretModel().getLogicalPosition(); |
| final int column = pos.column; |
| final int line = pos.line; |
| |
| if (column > 0) { |
| for (IndentGuideDescriptor indent : myIndents) { |
| if (column == indent.indentLevel && line >= indent.startLine && line < indent.endLine) { |
| return indent; |
| } |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| public IndentGuideDescriptor getDescriptor(int startLine, int endLine) { |
| return myIndentsByLines.get(new IntPair(startLine, endLine)); |
| } |
| |
| @Override |
| public void assumeIndents(@NotNull List<IndentGuideDescriptor> descriptors) { |
| myIndents = descriptors; |
| myIndentsByLines.clear(); |
| for (IndentGuideDescriptor descriptor : myIndents) { |
| myIndentsByLines.put(new IntPair(descriptor.startLine, descriptor.endLine), descriptor); |
| } |
| } |
| |
| private static class IntPair { |
| |
| private final int start; |
| private final int end; |
| |
| IntPair(int start, int end) { |
| this.start = start; |
| this.end = end; |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = start; |
| return 31 * result + end; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| |
| IntPair that = (IntPair)o; |
| return start == that.start && end == that.end; |
| } |
| |
| @Override |
| public String toString() { |
| return "start=" + start + ", end=" + end; |
| } |
| } |
| } |