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);
}
private bool doWrite()
{
if (!File.Exists(PathRead))
{
MessageBox.Show("Read file does not exist", "Error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return(false);
}
if (File.Exists(PathWrite))
{
DialogResult result = MessageBox.Show("Write file already exists, overwrite?", "Error", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.No)
{
return(false);
}
}
if (StlFile.IsBinaryFile(PathRead))
{
reader = new BinaryStlReader <Triangle, Vertex, Normal>(new DataCreator());
writer = new BinaryStlWriter <Triangle, Vertex, Normal>(new DataExtractor());
}
else
{
reader = new AsciiStlReader <Triangle, Vertex, Normal>(new DataCreator());
writer = new AsciiStlWriter <Triangle, Vertex, Normal>(new DataExtractor());
}
return(performStenography(MyEncoding.GetBytes(textBox3.Text)));
}
public bool IsBinaryFile_ReturnsExpected(string filename)
{
return(StlFile.IsBinaryFile(filename));
}