private bool HighlightCommit(Commit commit)
{
CommitVertex commitVertex = GetCommitVertex(commit);
if (commitVertex.OnCurrentBranch)
{
return(false);
}
commitVertex.OnCurrentBranch = true;
return(true);
}
private void HighlightCommitsOnCurrentBranch(Commit commit, CommitVertex commitVertex)
{
if (commitVertex.OnCurrentBranch)
{
return;
}
commitVertex.OnCurrentBranch = true;
foreach (var parent in commit.Parents)
{
HighlightCommitsOnCurrentBranch(parent, GetCommitVertex(parent));
}
}
private CommitVertex GetCommitVertex(Commit commit)
{
CommitVertex commitVertex;
if (!_vertices.TryGetValue(commit.Sha, out commitVertex))
{
commitVertex = new CommitVertex(commit.Sha, commit.MessageShort)
{
Description = commit.Message
};
_vertices.Add(commit.Sha, commitVertex);
}
return(commitVertex);
}
private bool AddCommitToGraph(Commit commit, CommitVertex childVertex)
{
var commitVertex = GetCommitVertex(commit);
_graph.AddVertex(commitVertex);
if (childVertex != null)
{
var edge = new CommitEdge(childVertex, commitVertex);
if (_edges.ContainsKey(edge.Id))
{
return(false);
}
_graph.AddEdge(edge);
_edges.Add(edge.Id, edge);
}
return(true);
}
private void HighlightCommitsOnCurrentBranch(Commit commit, CommitVertex commitVertex)
{
Queue <Commit> queue = new Queue <Commit>();
queue.Enqueue(commit);
while (queue.Count != 0)
{
commit = queue.Dequeue();
if (!HighlightCommit(commit))
{
return;
}
foreach (var parent in commit.Parents)
{
queue.Enqueue(parent);
}
}
}
private void AddCommitsToGraph(Commit commit, CommitVertex childVertex)
{
var commitVertex = GetCommitVertex(commit);
_graph.AddVertex(commitVertex);
if (childVertex != null)
{
var edge = new CommitEdge(childVertex, commitVertex);
if (_edges.ContainsKey(edge.Id))
{
return;
}
_graph.AddEdge(edge);
_edges.Add(edge.Id, edge);
}
foreach (var parent in commit.Parents)
{
AddCommitsToGraph(parent, commitVertex);
}
}
private void AddCommitsToGraph(Commit commit, CommitVertex childVertex)
{
// KeyValuePair is faster than a Tuple in this case.
// We create as many instances as we pass to the AddCommitToGraph.
var queue = new Queue <CommitWithChildVertex>();
queue.Enqueue(new CommitWithChildVertex(commit, childVertex));
while (queue.Count != 0)
{
var commitIter = queue.Dequeue();
if (!AddCommitToGraph(commitIter.Key, commitIter.Value))
{
continue;
}
foreach (var parent in commitIter.Key.Parents)
{
queue.Enqueue(new CommitWithChildVertex(parent, GetCommitVertex(commitIter.Key)));
}
}
}
