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Added support for specifying size as width or height by appending either w or h, for example size=504h

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knut 2008-03-25 16:23:28 +00:00
parent 20ce7267cd
commit 09dbe61782
1 changed files with 13 additions and 3 deletions
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16
src/org/forkalsrud/album/web/AlbumServlet.java
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@ -96,7 +96,7 @@ public class AlbumServlet
try { try {
res.setContentType("image/jpeg"); res.setContentType("image/jpeg");
scaleImage(req, res, file, Integer.parseInt(req.getParameter("size"))); scaleImage(req, res, file, req.getParameter("size"));
} catch (Exception e) { } catch (Exception e) {
throw new RuntimeException("sadness", e); throw new RuntimeException("sadness", e);
} }
@ -106,7 +106,7 @@ public class AlbumServlet
} }
void scaleImage(HttpServletRequest req, HttpServletResponse res, File file, int size) throws IOException, JpegProcessingException, MetadataException, ParseException { void scaleImage(HttpServletRequest req, HttpServletResponse res, File file, String size) throws IOException, JpegProcessingException, MetadataException, ParseException {
List<Entry> entries = dao.read(file.getParentFile()); List<Entry> entries = dao.read(file.getParentFile());
Entry entry = null; Entry entry = null;
@ -118,7 +118,17 @@ public class AlbumServlet
} }
} }
Dimension orig = entry.getSize(); Dimension orig = entry.getSize();
Dimension outd = orig.scaled(size); Dimension outd;
if (size.endsWith("h")) {
int height = Integer.parseInt(size.substring(0, size.length() - 1));
outd = orig.scaleHeight(height);
} else if (size.endsWith("w")) {
int width = Integer.parseInt(size.substring(0, size.length() - 1));
outd = orig.scaleWidth(width);
} else {
int worh = Integer.parseInt(size);
outd = orig.scaled(worh);
}
Iterator<ImageReader> readers = ImageIO.getImageReadersByFormatName("jpg"); Iterator<ImageReader> readers = ImageIO.getImageReadersByFormatName("jpg");
ImageReader reader = readers.next(); ImageReader reader = readers.next();