/// <summary>
/// Destroys the NormalSwitcherControl and resets the GUI-elements.
/// </summary>
/// <param name="sender">closeToolStripMenuItem</param>
/// <param name="e">Standard EventArgs</param>
private void CloseFile(object sender, EventArgs e)
{
if (currentFile != "")
{
if (changed && (MessageBox.Show("Do you want to save your changes?", "", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes))
{
if ((triangleList.Count == 0) && (MessageBox.Show("You need at least one triangle to save!", "", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning) == DialogResult.Cancel))
{
throw new Exception();
}
else if (triangleList.Count > 0)
{
this.SaveAs(sender, e);
}
}
splitContainer2.Panel2.Controls.Clear();
visualization = null;
originTrackBar.Visible = false;
history.Clear();
currentSelection.Clear();
currentFile = "";
allButton.Enabled = false;
undoButton.Enabled = false;
triangleList = backupList = null;
parser = new STLParser();
changed = false;
triVertices = new float[9];
corners = new float[9];
tabControl1.TabPages.Clear();
}
}
/// <summary>
/// Initializes the NormalSwitcherForm and opens the file given by <paramref name="file"/>
/// </summary>
/// <param name="file">Path of the file to be displayed</param>
internal NormalSwitcherForm(string file)
{
InitializeComponent();
BindEvents();
StreamReader reader = new StreamReader(file);
try {
parser.Parse(reader);
triangleList = parser.TriangleList;
backupList = triangleList.Copy();
SetOrigin();
originTrackBar.Visible = true;
InitVisualization();
currentFile = file;
allButton.Enabled = true;
InitializePages();
} catch (Exception exception) {
MessageBox.Show(exception.Message, "Error");
} finally {
reader.Close();
}
}
/// <summary>
/// Returns a copy of the TriangleList.
/// </summary>
/// <returns>Copy of the TriangleList</returns>
internal TriangleList Copy()
{
TriangleList tri = new TriangleList();
for (int i = 0; i < this.Count; i++)
{
tri.AddTriangle(this[i].Copy());
}
tri.Finish();
return(tri);
}
/// <summary>
/// Sets all triangles back to the values from the STL-file.
/// </summary>
/// <param name="sender">resetToolStripMenuItem or resetButton</param>
/// <param name="e">Standard EventArgs</param>
private void Reset(object sender, EventArgs e)
{
triangleList = null;
triangleList = backupList.Copy();
currentSelection.Clear();
history.Clear();
undoButton.Enabled = false;
changed = false;
visualization.SetColorArray();
visualization.SetPickingColors();
SetOrigin();
SetPanelsChanged();
(tabControl1.SelectedTab as Page).UpdateTab();
}
/// <summary>
/// Writes the data (normal vectors and vertices of the triangles) to the chosen file in binary-mode.
/// </summary>
/// <param name="filename">Path of the file to be saved</param>
/// <param name="normalArray">The normal vectors</param>
/// <param name="vertexArray">The vertices</param>
internal static void WriteToBinary(string filename, TriangleList triangleList)
{
FileStream fs = new FileStream(filename, FileMode.Create);
BinaryWriter bw = new BinaryWriter(fs);
try {
byte abc = 0;
byte[] headerArr = new byte[80];
GetHeader().CopyTo(headerArr, 0);
for (int c = 0; c < 80; c++)
{
bw.Write(headerArr[c]);
}
bw.Write((UInt32)(triangleList.Count));
for (int i = 0; i < triangleList.Count; i++)
{
// Normal vector
for (int j = 0; j < 3; j++)
{
bw.Write(triangleList[i][3][j]);
}
// Next three are vertices
for (int k = 0; k < 3; k++)
{
for (int h = 0; h < 3; h++)
{
bw.Write(triangleList[i][k][h]);
}
}
// Last two bytes are only to fill up to 50 bytes
bw.Write(abc);
bw.Write(abc);
}
} catch (Exception exception) {
MessageBox.Show(exception.Message, "Error");
} finally {
fs.Close();
bw.Close();
}
}
/// <summary>
/// Writes the data (normal vectors and vertices of the triangles) to the chosen file in ASCII-mode.
/// </summary>
/// <param name="filename">Path of the file to be saved</param>
/// <param name="normalArray">The normal vectors</param>
/// <param name="vertexArray">The vertices</param>
internal static void WriteToASCII(string filename, TriangleList triangleList)
{
StreamWriter sw = new StreamWriter(filename);
try {
sw.WriteLine("solid ");
for (int i = 0; i < triangleList.Count; i++)
{
sw.WriteLine(" facet normal " + triangleList[i][3][0] + " " + triangleList[i][3][1] + " " + triangleList[i][3][2] + " ");
sw.WriteLine(" outer loop");
for (int j = 0; j < 3; j++)
{
sw.WriteLine(" vertex " + triangleList[i][j][0] + " " + triangleList[i][j][1] + " " + triangleList[i][j][2] + " ");
}
sw.WriteLine(" endloop");
sw.WriteLine(" endfacet");
}
sw.WriteLine("endsolid ");
} catch (Exception exception) {
MessageBox.Show(exception.Message, "Error");
} finally {
sw.Close();
}
}
/// <summary>
/// Closes a previously opened file and opens a new one.
/// Parses the file and initializes the arrays and GUI-elements.
/// </summary>
/// <param name="sender">openToolStripMenuItem</param>
/// <param name="e">Standard EventArgs</param>
private void OpenFile(object sender, EventArgs e)
{
try {
CloseFile(sender, e);
OpenFileDialog ofd = new OpenFileDialog();
ofd.CheckFileExists = true;
ofd.DefaultExt = "stl";
ofd.Filter = "STL Files (*.stl)|*.stl";
ofd.Multiselect = false;
ofd.Title = "Open STL-file";
if (ofd.ShowDialog() == DialogResult.OK)
{
StreamReader reader = new StreamReader(ofd.FileName);
try {
parser.Parse(reader);
triangleList = parser.TriangleList;
backupList = triangleList.Copy();
SetOrigin();
originTrackBar.Visible = true;
InitVisualization();
currentFile = ofd.FileName;
allButton.Enabled = true;
InitializePages();
} catch (Exception exception) {
MessageBox.Show(exception.Message, "Error");
} finally {
reader.Close();
}
}
ofd.Dispose();
} catch { }
}