/*
* 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.vcs.log.graph.collapsing;
import com.intellij.vcs.log.graph.api.LinearGraph;
import com.intellij.vcs.log.graph.utils.Flags;
import com.intellij.vcs.log.graph.utils.UnsignedBitSet;
import org.jetbrains.annotations.NotNull;
class GraphNodesVisibility {
@NotNull private final LinearGraph myLinearGraph;
@NotNull private UnsignedBitSet myNodeVisibilityById;
GraphNodesVisibility(@NotNull LinearGraph linearGraph, @NotNull UnsignedBitSet nodeVisibilityById) {
myLinearGraph = linearGraph;
myNodeVisibilityById = nodeVisibilityById;
}
@NotNull
UnsignedBitSet getNodeVisibilityById() {
return myNodeVisibilityById;
}
void setNodeVisibilityById(@NotNull UnsignedBitSet nodeVisibilityById) {
myNodeVisibilityById = nodeVisibilityById;
}
boolean isVisible(int nodeIndex) {
return myNodeVisibilityById.get(nodeId(nodeIndex));
}
void show(int nodeIndex) {
myNodeVisibilityById.set(nodeId(nodeIndex), true);
}
void hide(int nodeIndex) {
myNodeVisibilityById.set(nodeId(nodeIndex), false);
}
Flags asFlags() {
return new Flags() {
@Override
public int size() {
return myLinearGraph.nodesCount();
}
@Override
public boolean get(int index) {
return myNodeVisibilityById.get(nodeId(index));
}
@Override
public void set(int index, boolean value) {
myNodeVisibilityById.set(nodeId(index), value);
}
@Override
public void setAll(boolean value) {
for (int index = 0; index < size(); index++) set(index, value);
}
};
}
private int nodeId(int nodeIndex) {
return myLinearGraph.getNodeId(nodeIndex);
}
}