/*
* Copyright 2000-2015 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 com.intellij.formatting.engine;
import com.intellij.formatting.ASTBlock;
import com.intellij.formatting.AbstractBlockWrapper;
import com.intellij.formatting.Block;
import com.intellij.lang.ASTNode;
import com.intellij.lang.Language;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.psi.codeStyle.CodeStyleSettings;
import com.intellij.psi.codeStyle.CommonCodeStyleSettings;
import org.jetbrains.annotations.NotNull;
public class BlockIndentOptions {
private final CodeStyleSettings mySettings;
private final CommonCodeStyleSettings.IndentOptions myIndentOptions;
private final int myRightMargin;
public BlockIndentOptions(@NotNull CodeStyleSettings settings, @NotNull CommonCodeStyleSettings.IndentOptions indentOptions, Block block) {
mySettings = settings;
myIndentOptions = indentOptions;
myRightMargin = calcRightMargin(block);
}
public CommonCodeStyleSettings.IndentOptions getIndentOptions() {
return myIndentOptions;
}
@NotNull
public CommonCodeStyleSettings.IndentOptions getIndentOptions(@NotNull AbstractBlockWrapper block) {
if (!myIndentOptions.isOverrideLanguageOptions()) {
final Language language = block.getLanguage();
if (language != null) {
final CommonCodeStyleSettings commonSettings = mySettings.getCommonSettings(language);
if (commonSettings != null) {
final CommonCodeStyleSettings.IndentOptions result = commonSettings.getIndentOptions();
if (result != null) {
return result;
}
}
}
}
return myIndentOptions;
}
public int getRightMargin() {
return myRightMargin;
}
private int calcRightMargin(Block rootBlock) {
Language language = null;
if (rootBlock instanceof ASTBlock) {
ASTNode node = ((ASTBlock)rootBlock).getNode();
if (node != null) {
PsiElement psiElement = node.getPsi();
if (psiElement.isValid()) {
PsiFile psiFile = psiElement.getContainingFile();
if (psiFile != null) {
language = psiFile.getViewProvider().getBaseLanguage();
}
}
}
}
return mySettings.getRightMargin(language);
}
}