public static string GenerateTemporaryImageFile(GridLayer layer, string filenamePrefix, Color lowcolor, Color highcolor, Color novaluecolor, double cutoff = 0, int intervals = 256)
{
var filename = TempFileManager.NewTempFilename("bmp", filenamePrefix);
CreateImageFileFromGrid(layer, filename, lowcolor, highcolor, novaluecolor, cutoff, intervals);
var image = LayerImageGenerator.GetImageForLayer(layer, lowcolor, highcolor, novaluecolor, cutoff, intervals);
TempFileManager.Attach(filename + "w");
return(filename);
}
public static void CreateImageFileFromGrid(GridLayer layer, string filename, Color lowcolor, Color highcolor, Color novaluecolor, double cutoff = 0, int intervals = 256)
{
var image = LayerImageGenerator.GetImageForLayer(layer, lowcolor, highcolor, novaluecolor, cutoff, intervals);
BitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(image));
if (File.Exists(filename))
{
try {
File.Delete(filename);
} catch (Exception) {
// ignore
}
}
using (FileStream fs = new FileStream(filename, FileMode.Create, FileAccess.Write)) {
encoder.Save(fs);
}
var worldFilename = filename + "w";
CreateWorldFile(layer, worldFilename);
}
