private bool doRead()
{
if (!File.Exists(PathRead))
{
MessageBox.Show("File does not exist", "Error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return(false);
}
if (StlFile.IsBinaryFile(PathRead))
{
reader = new BinaryStlReader <Triangle, Vertex, Normal>(new DataCreator());
writer = null;
}
else
{
reader = new AsciiStlReader <Triangle, Vertex, Normal>(new DataCreator());
writer = null;
}
ByteReadHelper readHelper = readStenography();
string msg = "";
if (readHelper.ReadEverything())
{
try {
textBox3.Text = MyEncoding.GetString(readHelper.Data.ToArray());
return(true);
} catch (Exception e) {
msg = "\n" + e.Message;
}
}
MessageBox.Show("Could not decode data!" + msg, "Error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return(false);
}
public ByteReadHelper readStenography()
{
ByteReadHelper readHelper = new ByteReadHelper(checkBox1.Checked, textBox4.Text);
HashSet <Vertex> knownVertices = new HashSet <Vertex>();
foreach (Triangle tri in reader.ReadFromFile(PathRead))
{
if (!readHelper.ReadEverything())
{
if (!(knownVertices.Contains(tri.V1)))
{
Vertex tmp = new Vertex(tri.V1);
readStenographyPerVertex(tri.V1, readHelper);
knownVertices.Add(tmp);
}
if (!(knownVertices.Contains(tri.V2)))
{
Vertex tmp = new Vertex(tri.V2);
readStenographyPerVertex(tri.V2, readHelper);
knownVertices.Add(tmp);
}
if (!(knownVertices.Contains(tri.V3)))
{
Vertex tmp = new Vertex(tri.V3);
readStenographyPerVertex(tri.V3, readHelper);
knownVertices.Add(tmp);
}
}
}
return(readHelper);
}
private void readStenographyPerVertex(Vertex v, ByteReadHelper readHelper)
{
if (readHelper.ReadEverything())
{
return;
}
readHelper.SetCurrentBitAndMove(readStenographyByFloat(v.X));
if (readHelper.ReadEverything())
{
return;
}
readHelper.SetCurrentBitAndMove(readStenographyByFloat(v.Y));
if (readHelper.ReadEverything())
{
return;
}
readHelper.SetCurrentBitAndMove(readStenographyByFloat(v.Z));
}
