/// <summary>
/// Opens Frostbite binary file in <see cref="treeViewBinaryFile"/> based on given file path and hexadecimal offset in <see cref="textBoxOffset"/>.
/// </summary>
/// <param name="filePath">File path to load in tool.</param>
private void OpenBinaryFile(string filePath)
{
uint offset = Convert.ToUInt32(textBoxOffset.Text, 16);
treeViewBinaryFile.Nodes.Clear(); // Clears any potentially previously-loaded nodes
// Tool tries its best not to overwrite user's custom-inputted offset
// So it checks that the offset is 0 or 556 (header size) before doing header checks and changing offset
if (offset == 0 || offset == 556)
{
if (SurfaceFile.IsHeaderPresent(filePath))
{
checkBoxHeader.Checked = true;
offset = 556;
}
else
{
checkBoxHeader.Checked = false;
offset = 0;
}
}
treeViewBinaryFile.OpenFrostbiteBinaryFile(filePath, offset);
this.Text = $"{this.formText} - {Path.GetFileName(filePath)}";
}
/// <summary>
/// Helper method for opening Frostbite binary file data inside of <see cref="TreeView"/>.
/// </summary>
/// <param name="treeView">The <see cref="TreeView"/> object to open data in.</param>
/// <param name="path">The file to open for reading.</param>
/// <param name="offset">Position to start reading in file.</param>
public static void OpenFrostbiteBinaryFile(this TreeView treeView, string path, uint offset)
{
Entry mainEntry = SurfaceFile.CreateEntry(path, offset);
TreeNode mainEntryNode = mainEntry.CreateTreeNode();
// After adding mainEntryNode expands it to reveal data quicker
treeView.Nodes.Add(mainEntryNode);
treeView.Nodes[0].Expand();
}
/// <summary>
/// Reads data from file to put into current <see cref="InitFS"/> object.
/// </summary>
/// <param name="path">The file to read from.</param>
/// <exception cref="ArgumentException">Thrown if file does not exist in <paramref name="path"/>.</exception>
private void ReadFromFile(string path)
{
if (!File.Exists(path))
{
throw new ArgumentException("Data does not point to valid file on system.", "path");
}
using var reader = new BinaryReader(File.OpenRead(path));
this.Name = Path.GetFileName(path);
this.IsWin32 = SurfaceFile.IsHeaderPresent(reader);
this.Keys = this.IsWin32 ? reader.ReadBytes(SurfaceConstants.KeysLength) : SurfaceFile.GetBlankKeys;
this.FileEntryList = (List <Entry>)SurfaceFile.CreateEntry(path, this.IsWin32).Data;
}
