void ShowAnswer()
{
GraphEdgeData[] answers = new GraphEdgeData[m_Edges.Count];
m_Edges.CopyTo(answers);
for (int i = 0; i < answers.Length; i++)
{
m_InputFields [i].text = string.Format("{0} {1}", answers [i].v0, answers [i].v1);
HighlightInput(m_InputFields [i], false);
}
}
public bool Equals(GraphEdgeData other)
{
return((v0 == other.v0) && (v1 == other.v1));
}
bool ValidateAnswer()
{
HashSet <GraphEdgeData> goodInputs = new HashSet <GraphEdgeData> ();
HashSet <InputField> badFormats = new HashSet <InputField> ();
HashSet <InputField> wrongInputs = new HashSet <InputField> ();
foreach (var item in m_InputFields)
{
string input = item.text.Trim();
string[] vertices = input.Split(' ');
if (vertices.Length != 2)
{
badFormats.Add(item);
continue;
}
int v0, v1;
if (!int.TryParse(vertices [0], out v0))
{
badFormats.Add(item);
continue;
}
if (!int.TryParse(vertices [1], out v1))
{
badFormats.Add(item);
continue;
}
GraphEdgeData userEdge = new GraphEdgeData(v0, v1);
if (!m_Edges.Contains(userEdge))
{
wrongInputs.Add(item);
continue;
}
if (goodInputs.Contains(userEdge))
{
wrongInputs.Add(item); // duplicate input
continue;
}
goodInputs.Add(userEdge);
}
// reset
foreach (var item in m_InputFields)
{
HighlightInput(item, false);
}
if (badFormats.Count > 0)
{
// highlight them
foreach (var item in badFormats)
{
HighlightInput(item);
}
ShowFeedbackText("请按格式要求填写每条边，已标记错误项。");
return(false);
}
if (wrongInputs.Count > 0)
{
// highlight them
foreach (var item in wrongInputs)
{
HighlightInput(item);
}
ShowFeedbackText("填写有错误，已标记错误项。");
return(false);
}
return(true);
}