/** Returns an InputStream for the image described by this FileInfo. */
public InputStream createInputStream(FileInfo fi) throws IOException, MalformedURLException {
InputStream is = null;
boolean gzip =
fi.fileName != null && (fi.fileName.endsWith(".gz") || fi.fileName.endsWith(".GZ"));
if (fi.inputStream != null) is = fi.inputStream;
else if (fi.url != null && !fi.url.equals("")) is = new URL(fi.url + fi.fileName).openStream();
else {
if (fi.directory.length() > 0 && !fi.directory.endsWith(Prefs.separator))
fi.directory += Prefs.separator;
File f = new File(fi.directory + fi.fileName);
if (gzip) fi.compression = FileInfo.COMPRESSION_UNKNOWN;
if (f == null || f.isDirectory() || !validateFileInfo(f, fi)) is = null;
else is = new FileInputStream(f);
}
if (is != null) {
if (fi.compression >= FileInfo.LZW) is = new RandomAccessStream(is);
else if (gzip) is = new GZIPInputStream(is, 50000);
}
return is;
}
/**
* Open a file. If it's a directory, ask to open all images as a sequence in a stack or
* individually.
*/
public void openFile(File f) {
if (IJ.debugMode) IJ.log("DragAndDrop.openFile: " + f);
try {
if (null == f) return;
String path = f.getCanonicalPath();
if (f.exists()) {
if (f.isDirectory()) openDirectory(f, path);
else {
if (openAsVirtualStack && (path.endsWith(".tif") || path.endsWith(".TIF")))
(new FileInfoVirtualStack()).run(path);
else (new Opener()).openAndAddToRecent(path);
OpenDialog.setLastDirectory(f.getParent() + File.separator);
OpenDialog.setLastName(f.getName());
}
} else {
IJ.log("File not found: " + path);
}
} catch (Throwable e) {
if (!Macro.MACRO_CANCELED.equals(e.getMessage())) IJ.handleException(e);
}
}