private static void Compress(byte[] data, int offset, bool twice, int limit)
{
byte[] compData = Codec.Compress(data, twice, true);
string info = CodecControl.FormatCompressedChunkInfo("New data", offset, compData.Length, data.Length);
string oldInfo;
try
{
int oldCompSize = Context.Game.GetCompressedChunkLength(offset);
int oldUncompSize = Context.Game.Decompress(offset, twice).Length;
oldInfo = CodecControl.FormatCompressedChunkInfo("Old data", offset, oldCompSize, oldUncompSize);
}
catch (InvalidDataException)
{
oldInfo = $"Cannot decompress data at {offset:X}." + Environment.NewLine;
}
info = oldInfo + Environment.NewLine + info;
if (offset + compData.Length > limit)
{
info += Environment.NewLine + "Not enough room to fit the new data. Operation cancelled.";
UITools.ShowError(info);
}
else if (UITools.ShowInfo(info, MessageBoxButtons.OKCancel) == DialogResult.OK)
{
Context.Game.InsertData(compData, offset);
}
}
private void BrowseButtonClick(object sender, EventArgs e)
{
int offset = (int)this.offsetNumericUpDown.Value;
bool twice = this.twiceCheckBox.Checked;
if (this.compressRadioButton.Checked)
{
byte[] data = null;
if (UITools.ShowImportDataDialog(fileName => data = File.ReadAllBytes(fileName), FileDialogFilters.Binary))
{
int limit = (int)this.offsetNumericUpDown.Maximum;
CodecControl.Compress(data, offset, twice, limit);
}
}
else
{
UITools.ShowExportDataDialog(fileName => File.WriteAllBytes(fileName, Context.Game.Decompress(offset, twice)), string.Empty, FileDialogFilters.Binary);
}
}
