public void replaceImage(string strImgSize, string fileToReplace, string archiveDir)
{
ImageSize imgSize = ImageSize.stringToSize(strImgSize);
if (!imgList.Exists(img => img.imgSize == imgSize))
{
throw new FileNotFoundException("Image with resolution " + imgSize + " isn't found");
}
int imageIdx = imgList.FindIndex(img => img.imgSize == imgSize);
ImageInfo imgInfo = imgList[imageIdx];
if (!File.Exists(fileToReplace))
{
throw new FileNotFoundException("invalid file to replace: " + fileToReplace);
}
// check if replacing image is supported
ImageFile imgFile;
string fileFormat = Path.GetExtension(fileToReplace);
switch (fileFormat)
{
case ".dds": imgFile = new DDS(fileToReplace, null); break;
case ".tga": imgFile = new TGA(fileToReplace, null); break;
default: throw new FileFormatException(fileFormat + " image extension not supported");
}
// check if images have same format type
if (texFormat != imgFile.format)
{
DialogResult selection = MessageBox.Show("Warning, replacing image has format " + imgFile.subtype() + " while original has " + texFormat + ", would you like to replace it anyway?", "Warning, different image format found", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
if (selection == DialogResult.Yes)
{
imgFile.format = texFormat;
}
else
{
return;
}
//throw new FormatException("Different image format, original is " + texFormat + ", new is " + imgFile.subtype());
}
byte[] imgBuffer;
// if the image is empty then recover the archive compression from the image list
if (imgInfo.storageType == storage.empty)
{
imgInfo.storageType = imgList.Find(img => img.storageType != storage.empty && img.storageType != storage.pccSto).storageType;
imgInfo.uncSize = imgFile.resize().Length;
imgInfo.cprSize = imgFile.resize().Length;
}
switch (imgInfo.storageType)
{
case storage.arcCpr:
case storage.arcUnc:
string archivePath = archiveDir + "\\" + arcName + ".tfc";
if (!File.Exists(archivePath))
{
throw new FileNotFoundException("Texture archive not found in " + archivePath);
}
if (getFileFormat() == ".tga")
{
imgBuffer = imgFile.resize(); // shrink image to essential data
}
else
{
imgBuffer = imgFile.imgData;
}
if (imgBuffer.Length != imgInfo.uncSize)
{
throw new FormatException("image sizes do not match, original is " + imgInfo.uncSize + ", new is " + imgBuffer.Length);
}
using (FileStream archiveStream = new FileStream(archivePath, FileMode.Append, FileAccess.Write))
{
int newOffset = (int)archiveStream.Position;
if (imgInfo.storageType == storage.arcCpr)
{
imgBuffer = ZBlock.Compress(imgBuffer);
/*byte[] compressed = ZBlock.Compress(imgBuffer);
* archiveStream.Write(compressed, 0, compressed.Length);*/
imgInfo.cprSize = imgBuffer.Length;
}
//else
archiveStream.Write(imgBuffer, 0, imgBuffer.Length);
imgInfo.offset = newOffset;
}
break;
case storage.pccSto:
imgBuffer = imgFile.imgData; // copy image data as-is
if (imgBuffer.Length != imgInfo.uncSize)
{
throw new FormatException("image sizes do not match, original is " + imgInfo.uncSize + ", new is " + imgBuffer.Length);
}
using (MemoryStream dataStream = new MemoryStream(imageData))
{
dataStream.Seek(imgInfo.offset, SeekOrigin.Begin);
dataStream.Write(imgBuffer, 0, imgBuffer.Length);
}
break;
}
imgList[imageIdx] = imgInfo;
}
