private void deleteToolStripMenuItem_Click(object sender, EventArgs e)
{
int index = filesListView.FocusedItem.Index;
PAKContentFile file = pak.GetFileByIndex(index);
pak.DeleteFile(file);
}
private void selectedToolStripMenuItem_Click(object sender, EventArgs e)
{
if (selectFolderDialog.ShowDialog() == DialogResult.OK)
{
foreach (ListViewItem item in filesListView.SelectedItems)
{
PAKContentFile file = pak.GetFileByIndex(item.Index);
file.SaveTo(selectFolderDialog.SelectedPath);
}
}
}
public void AddFile(string filepath)
{
// Decoded filename
string filename = Path.GetFileName(filepath);
// Filename as bytes
byte[] filenameAsBytes = Encoding.UTF8.GetBytes(filename);
// Filename as array with the size 260
byte[] filenameByteArray = new byte[260];
for (int j = 0; j < filenameAsBytes.Length; j++)
{
filenameByteArray[j] = filenameAsBytes[j];
}
// Deletes file(s) with the same filename as the one that is added
for (int i = contentFiles.Count() - 1; i >= 0; i--)
{
if (contentFiles[i].Filename == filename)
{
contentFiles.RemoveAt(i);
}
}
// Reads the FileContent
byte[] FileContent = File.ReadAllBytes(filepath);
// Placeholder - gets updated in RewriteFiles later
int offset = 0;
// Length of the content
int length = FileContent.Length;
// random byte sequence - 24 bytes
byte[] unknown1 = Encoding.UTF8.GetBytes("ABCDEFGHIJKLMNOPQRSTUVWX");
// random int - 4 bytes
int unknown2 = 42;
PAKContentFile pakFileContentToAdd = new PAKContentFile
{
FilenameRaw = filenameByteArray,
Filename = filename,
Offset = offset,
Length = length,
Unknown1 = unknown1,
Unknown2 = unknown2,
FileContent = FileContent,
};
contentFiles.Add(pakFileContentToAdd);
}
private void filesListView_SelectedIndexChanged(object sender, EventArgs e)
{
previewPanel.Controls.Clear(); // clears preview
if (filesListView.FocusedItem == null)
{
return;
}
int index = filesListView.FocusedItem.Index;
PAKContentFile file = pak.GetFileByIndex(index);
if (file.IsImage())
{
Bitmap bmp;
Color bgColor;
if (file.IsTGA())
{
bmp = file.GetBitmapFromTGA();
bgColor = Color.Black;
}
else
{
bmp = file.GetBitmapFromImage();
bgColor = Color.Transparent;
}
PictureBox box = new PictureBox
{
Image = bmp,
SizeMode = PictureBoxSizeMode.AutoSize,
BackColor = bgColor,
};
previewPanel.Controls.Add(box);
}
else
{
TextBox textBox = new TextBox
{
Text = file.GetText(),
Dock = DockStyle.Fill,
Multiline = true,
ScrollBars = ScrollBars.Both,
WordWrap = true,
ReadOnly = true,
};
previewPanel.Controls.Add(textBox);
}
}
private void UpdateOffsets()
/// Updates all offsets based on the file position in the List.
/// Necessary because otherwise, if adding the same file over and over again,
/// the file would increase in size.
{
int contentFilesLength = contentFiles.Count();
for (int i = 0; i < contentFilesLength; i++)
{
PAKContentFile file = contentFiles[i];
if (i == 0)
{
file.Offset = 4 + (296 * contentFilesLength);
}
else
{
PAKContentFile fileBefore = contentFiles[i - 1];
file.Offset = fileBefore.Offset + fileBefore.Length;
}
}
}
private void ReadFile()
{
reader.BaseStream.Position = 0;
// Number of files packed into the .pak
int fileCount = BitConverter.ToInt32(reader.ReadBytes(4), 0);
for (int i = 0; i < fileCount; i++)
{
byte[] nameBytes = reader.ReadBytes(260);
string name = NameBytesToString(nameBytes);
int offset = BitConverter.ToInt32(reader.ReadBytes(4), 0);
int length = BitConverter.ToInt32(reader.ReadBytes(4), 0);
byte[] unknown1 = reader.ReadBytes(24);
int unknown2 = BitConverter.ToInt32(reader.ReadBytes(4), 0);
// Reads content
long currentPos = reader.BaseStream.Position;
reader.BaseStream.Position = offset;
byte[] fileContent = reader.ReadBytes(length);
// Resets Stream position after reading content
reader.BaseStream.Position = currentPos;
PAKContentFile pakFileContent = new PAKContentFile
{
FilenameRaw = nameBytes,
Filename = name,
Offset = offset,
Length = length,
Unknown1 = unknown1,
Unknown2 = unknown2,
FileContent = fileContent,
};
contentFiles.Add(pakFileContent);
}
}
public void DeleteFile(PAKContentFile file)
/// Deletes given file
{
contentFiles.Remove(file);
RewriteFile();
}