oglimmer/lunchy

package de.oglimmer.lunchy.image;

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;

import javax.imageio.ImageIO;

import org.imgscalr.Scalr.Method;

import de.oglimmer.lunchy.services.FileService;

public class DiskBasedImageScaler extends ImageScaler {

    private File fullQualOriginalFile;

    public DiskBasedImageScaler(String fullQualFilename, int maxWidth, int maxHeight, Method method) {
        super(maxWidth, maxHeight, method);
        this.fullQualOriginalFile = new File(fullQualFilename);
    }

    public void overwriteToDisk() throws IOException {
        ImageIO.write(scaledImage, FileService.getFileType(fullQualOriginalFile.getCanonicalPath()), fullQualOriginalFile);
    }

    public void saveToDisk(File file) throws IOException {
        ImageIO.write(scaledImage, FileService.getFileType(file.getCanonicalPath()), file);
    }

    @Override
    protected void loadImage() throws IOException {
        originalImage = ImageIO.read(fullQualOriginalFile);
    }

    @Override
    protected BufferedInputStream getBufferedInputStream() throws FileNotFoundException {
        return new BufferedInputStream(new FileInputStream(fullQualOriginalFile));
    }
}