示例#1
0
        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;
        }