public override bool Execute()
{
var splash = MauiSplashScreen[0];
var img = ResizeImageInfo.Parse(splash);
Directory.CreateDirectory(IntermediateOutputPath);
var appTool = new SkiaSharpAppIconTools(img, this);
Log.LogMessage(MessageImportance.Low, $"Splash Screen: Intermediate Path " + IntermediateOutputPath);
foreach (var dpi in DpiPath.Windows.SplashScreen)
{
Log.LogMessage(MessageImportance.Low, $"Splash Screen: " + dpi);
var destination = Resizer.GetFileDestination(img, dpi, IntermediateOutputPath);
Log.LogMessage(MessageImportance.Low, $"Splash Screen Destination: " + destination);
appTool.Resize(dpi, Path.ChangeExtension(destination, ".png"));
}
return(!Log.HasLoggedErrors);
}
void ProcessAppIcon(SharedImageInfo img, ConcurrentBag <ResizedImageInfo> resizedImages)
{
var appIconName = img.OutputName;
// Generate the actual bitmap app icons themselves
var appIconDpis = DpiPath.GetAppIconDpis(PlatformType, appIconName);
Log.LogMessage(MessageImportance.Low, $"App Icon");
// Apple and Android have special additional files to generate for app icons
if (PlatformType == "android")
{
Log.LogMessage(MessageImportance.Low, $"Android Adaptive Icon Generator");
appIconName = appIconName.ToLowerInvariant();
var adaptiveIconGen = new AndroidAdaptiveIconGenerator(img, appIconName, IntermediateOutputPath, this);
var iconsGenerated = adaptiveIconGen.Generate();
foreach (var iconGenerated in iconsGenerated)
{
resizedImages.Add(iconGenerated);
}
}
else if (PlatformType == "ios")
{
Log.LogMessage(MessageImportance.Low, $"iOS Icon Assets Generator");
var appleAssetGen = new AppleIconAssetsGenerator(img, appIconName, IntermediateOutputPath, appIconDpis, this);
var assetsGenerated = appleAssetGen.Generate();
foreach (var assetGenerated in assetsGenerated)
{
resizedImages.Add(assetGenerated);
}
}
Log.LogMessage(MessageImportance.Low, $"Generating App Icon Bitmaps for DPIs");
var appTool = new SkiaSharpAppIconTools(img, this);
Log.LogMessage(MessageImportance.Low, $"App Icon: Intermediate Path " + IntermediateOutputPath);
foreach (var dpi in appIconDpis)
{
Log.LogMessage(MessageImportance.Low, $"App Icon: " + dpi);
var destination = Resizer.GetFileDestination(img, dpi, IntermediateOutputPath)
.Replace("{name}", appIconName);
Log.LogMessage(MessageImportance.Low, $"App Icon Destination: " + destination);
appTool.Resize(dpi, Path.ChangeExtension(destination, ".png"));
}
}
public ResizedImageInfo Generate()
{
string destinationFolder = IntermediateOutputPath;
string fileName = Path.GetFileNameWithoutExtension(Info.OutputName);
string destination = Path.Combine(destinationFolder, $"{fileName}.ico");
Directory.CreateDirectory(destinationFolder);
Logger.Log($"Generating ICO: {destination}");
var tools = new SkiaSharpAppIconTools(Info, Logger);
var dpi = new DpiPath(fileName, 1.0m, size: new SKSize(64, 64));
MemoryStream memoryStream = new MemoryStream();
tools.Resize(dpi, destination, () => memoryStream);
memoryStream.Position = 0;
int numberOfImages = 1;
using BinaryWriter writer = new BinaryWriter(File.Create(destination));
writer.Write((short)0x0); // Reserved. Must always be 0.
writer.Write((short)0x1); // Specifies image type: 1 for icon (.ICO) image
writer.Write((short)numberOfImages); // Specifies number of images in the file.
writer.Write((byte)dpi.Size.Value.Width);
writer.Write((byte)dpi.Size.Value.Height);
writer.Write((byte)0x0); // Specifies number of colors in the color palette
writer.Write((byte)0x0); // Reserved. Should be 0
writer.Write((short)0x1); // Specifies color planes. Should be 0 or 1
writer.Write((short)0x8); // Specifies bits per pixel.
writer.Write((int)memoryStream.Length); // Specifies the size of the image's data in bytes
int offset = 6 + (16 * numberOfImages); // + length of previous images
writer.Write(offset); // Specifies the offset of BMP or PNG data from the beginning of the ICO/CUR file
// write png data for each image
memoryStream.CopyTo(writer.BaseStream);
writer.Flush();
return(new ResizedImageInfo {
Dpi = dpi, Filename = destination
});
}
public override bool Execute()
{
var splash = MauiSplashScreen[0];
var colorMetadata = splash.GetMetadata("Color");
var color = Utils.ParseColorString(colorMetadata);
if (color == null && !string.IsNullOrEmpty(colorMetadata))
{
Log.LogWarning($"Unable to parse color value '{colorMetadata}' for '{splash.ItemSpec}'.");
}
var fileInfo = new FileInfo(splash.GetMetadata("FullPath"));
if (!fileInfo.Exists)
{
throw new FileNotFoundException("Unable to find background file: " + fileInfo.FullName, fileInfo.FullName);
}
var img = new ResizeImageInfo
{
Filename = fileInfo.FullName,
Color = color ?? SKColors.Transparent,
};
Directory.CreateDirectory(IntermediateOutputPath);
var appTool = new SkiaSharpAppIconTools(img, this);
Log.LogMessage(MessageImportance.Low, $"Splash Screen: Intermediate Path " + IntermediateOutputPath);
foreach (var dpi in DpiPath.Windows.SplashScreen)
{
Log.LogMessage(MessageImportance.Low, $"Splash Screen: " + dpi);
var destination = Resizer.GetFileDestination(img, dpi, IntermediateOutputPath);
Log.LogMessage(MessageImportance.Low, $"Splash Screen Destination: " + destination);
appTool.Resize(dpi, Path.ChangeExtension(destination, ".png"));
}
return(!Log.HasLoggedErrors);
}
