throw IO when image is used on close

[nikiroo-utils.git] / src / be / nikiroo / utils / ui / ImageUtilsAwt.java

diff --git a/src/be/nikiroo/utils/ui/ImageUtilsAwt.java b/src/be/nikiroo/utils/ui/ImageUtilsAwt.java
deleted file mode 100644 (file)
index 148f8f5..0000000
--- a/src/be/nikiroo/utils/ui/ImageUtilsAwt.java
+++ /dev/null
@@ -1,157 +0,0 @@
-package be.nikiroo.utils.ui;
-
-import java.awt.geom.AffineTransform;
-import java.awt.image.AffineTransformOp;
-import java.awt.image.BufferedImage;
-import java.io.ByteArrayInputStream;
-import java.io.File;
-import java.io.IOException;
-import java.io.InputStream;
-
-import javax.imageio.ImageIO;
-
-import be.nikiroo.utils.Image;
-import be.nikiroo.utils.ImageUtils;
-
-/**
- * This class offer some utilities based around images and uses java.awt.
- * 
- * @author niki
- */
-public class ImageUtilsAwt extends ImageUtils {
-       @Override
-       public void saveAsImage(Image img, File target, String format)
-                       throws IOException {
-               try {
-                       BufferedImage image = fromImage(img);
-
-                       boolean ok = false;
-                       try {
-
-                               ok = ImageIO.write(image, format, target);
-                       } catch (IOException e) {
-                               ok = false;
-                       }
-
-                       // Some formats are not reliable
-                       // Second chance: PNG
-                       if (!ok && !format.equals("png")) {
-                               try {
-                                       ok = ImageIO.write(image, "png", target);
-                               } catch (IllegalArgumentException e) {
-                                       throw e;
-                               } catch (Exception e) {
-                                       throw new IOException("Undocumented exception occured, "
-                                                       + "converting to IOException", e);
-                               }
-                       }
-
-                       if (!ok) {
-                               throw new IOException(
-                                               "Cannot find a writer for this image and format: "
-                                                               + format);
-                       }
-               } catch (IOException e) {
-                       throw new IOException("Cannot write image to " + target, e);
-               }
-       }
-
-       /**
-        * Convert the given {@link Image} into a {@link BufferedImage} object,
-        * respecting the EXIF transformations if any.
-        * 
-        * @param img
-        *            the {@link Image}
-        * 
-        * @return the {@link Image} object
-        * 
-        * @throws IOException
-        *             in case of IO error
-        */
-       public static BufferedImage fromImage(Image img) throws IOException {
-               InputStream in = new ByteArrayInputStream(img.getData());
-
-               int orientation;
-               try {
-                       orientation = getExifTransorm(in);
-               } catch (Exception e) {
-                       // no EXIF transform, ok
-                       orientation = -1;
-               }
-
-               in.reset();
-               BufferedImage image;
-               try {
-                       image = ImageIO.read(in);
-               } catch (IllegalArgumentException e) {
-                       throw e;
-               } catch (Exception e) {
-                       throw new IOException("Undocumented exception occured, "
-                                       + "converting to IOException", e);
-               }
-
-               if (image == null) {
-                       throw new IOException("Failed to convert input to image");
-               }
-
-               // Note: this code has been found on Internet;
-               // thank you anonymous coder.
-               int width = image.getWidth();
-               int height = image.getHeight();
-               AffineTransform affineTransform = new AffineTransform();
-
-               switch (orientation) {
-               case 1:
-                       affineTransform = null;
-                       break;
-               case 2: // Flip X
-                       affineTransform.scale(-1.0, 1.0);
-                       affineTransform.translate(-width, 0);
-                       break;
-               case 3: // PI rotation
-                       affineTransform.translate(width, height);
-                       affineTransform.rotate(Math.PI);
-                       break;
-               case 4: // Flip Y
-                       affineTransform.scale(1.0, -1.0);
-                       affineTransform.translate(0, -height);
-                       break;
-               case 5: // - PI/2 and Flip X
-                       affineTransform.rotate(-Math.PI / 2);
-                       affineTransform.scale(-1.0, 1.0);
-                       break;
-               case 6: // -PI/2 and -width
-                       affineTransform.translate(height, 0);
-                       affineTransform.rotate(Math.PI / 2);
-                       break;
-               case 7: // PI/2 and Flip
-                       affineTransform.scale(-1.0, 1.0);
-                       affineTransform.translate(-height, 0);
-                       affineTransform.translate(0, width);
-                       affineTransform.rotate(3 * Math.PI / 2);
-                       break;
-               case 8: // PI / 2
-                       affineTransform.translate(0, width);
-                       affineTransform.rotate(3 * Math.PI / 2);
-                       break;
-               default:
-                       affineTransform = null;
-                       break;
-               }
-
-               if (affineTransform != null) {
-                       AffineTransformOp affineTransformOp = new AffineTransformOp(
-                                       affineTransform, AffineTransformOp.TYPE_BILINEAR);
-
-                       BufferedImage transformedImage = new BufferedImage(width, height,
-                                       image.getType());
-                       transformedImage = affineTransformOp
-                                       .filter(image, transformedImage);
-
-                       image = transformedImage;
-               }
-               //
-
-               return image;
-       }
-}