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Diffstat (limited to 'pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils')
-rw-r--r--pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/ImageConverter.java175
-rw-r--r--pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/Unzipper.java75
2 files changed, 250 insertions, 0 deletions
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/ImageConverter.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/ImageConverter.java
new file mode 100644
index 00000000..7e59711c
--- /dev/null
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/ImageConverter.java
@@ -0,0 +1,175 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.utils;
+
+// Imports
+import java.awt.image.BufferedImage;
+import java.awt.image.ColorModel;
+import java.awt.image.ComponentColorModel;
+import java.awt.image.DirectColorModel;
+import java.awt.image.IndexColorModel;
+import java.awt.image.WritableRaster;
+
+import org.eclipse.swt.graphics.ImageData;
+import org.eclipse.swt.graphics.PaletteData;
+import org.eclipse.swt.graphics.RGB;
+
+/**
+ *
+ */
+public class ImageConverter {
+
+ /**
+ * Convert Image Data to AWT Image
+ * @param data
+ * @return AWT Image
+ */
+ public static BufferedImage convertToAWT(ImageData data) {
+ ColorModel colorModel = null;
+ PaletteData palette = data.palette;
+ if (palette.isDirect) {
+ colorModel = new DirectColorModel(data.depth, palette.redMask,
+ palette.greenMask, palette.blueMask);
+ BufferedImage bufferedImage = new BufferedImage(colorModel,
+ colorModel.createCompatibleWritableRaster(data.width,
+ data.height), false, null);
+ WritableRaster raster = bufferedImage.getRaster();
+ int[] pixelArray = new int[3];
+ for (int y = 0; y < data.height; y++) {
+ for (int x = 0; x < data.width; x++) {
+ int pixel = data.getPixel(x, y);
+ RGB rgb = palette.getRGB(pixel);
+ pixelArray[0] = rgb.red;
+ pixelArray[1] = rgb.green;
+ pixelArray[2] = rgb.blue;
+ raster.setPixels(x, y, 1, 1, pixelArray);
+ }
+ }
+ return bufferedImage;
+ }
+ RGB[] rgbs = palette.getRGBs();
+ byte[] red = new byte[rgbs.length];
+ byte[] green = new byte[rgbs.length];
+ byte[] blue = new byte[rgbs.length];
+ for (int i = 0; i < rgbs.length; i++) {
+ RGB rgb = rgbs[i];
+ red[i] = (byte) rgb.red;
+ green[i] = (byte) rgb.green;
+ blue[i] = (byte) rgb.blue;
+ }
+ if (data.transparentPixel != -1) {
+ colorModel = new IndexColorModel(data.depth, rgbs.length, red,
+ green, blue, data.transparentPixel);
+ } else {
+ colorModel = new IndexColorModel(data.depth, rgbs.length, red,
+ green, blue);
+ }
+ BufferedImage bufferedImage = new BufferedImage(colorModel,
+ colorModel.createCompatibleWritableRaster(data.width,
+ data.height), false, null);
+ WritableRaster raster = bufferedImage.getRaster();
+ int[] pixelArray = new int[1];
+ for (int y = 0; y < data.height; y++) {
+ for (int x = 0; x < data.width; x++) {
+ int pixel = data.getPixel(x, y);
+ pixelArray[0] = pixel;
+ raster.setPixel(x, y, pixelArray);
+ }
+ }
+ return bufferedImage;
+
+ }
+
+ /**
+ * Convert AWT Image to SWT Image
+ *
+ * @param bufferedImage
+ * @return SWT Image data
+ */
+ public static ImageData convertToSWT(final BufferedImage bufferedImage) {
+ if (bufferedImage.getColorModel() instanceof DirectColorModel) {
+ DirectColorModel colorModel = (DirectColorModel) bufferedImage
+ .getColorModel();
+ PaletteData palette = new PaletteData(colorModel.getRedMask(),
+ colorModel.getGreenMask(), colorModel.getBlueMask());
+ ImageData data = new ImageData(bufferedImage.getWidth(),
+ bufferedImage.getHeight(), colorModel.getPixelSize(),
+ palette);
+ WritableRaster raster = bufferedImage.getRaster();
+ int[] pixelArray = new int[3];
+ for (int y = 0; y < data.height; y++) {
+ for (int x = 0; x < data.width; x++) {
+ raster.getPixel(x, y, pixelArray);
+ int pixel = palette.getPixel(new RGB(pixelArray[0],
+ pixelArray[1], pixelArray[2]));
+ data.setPixel(x, y, pixel);
+ }
+ }
+ return data;
+ } else if (bufferedImage.getColorModel() instanceof IndexColorModel) {
+ IndexColorModel colorModel = (IndexColorModel) bufferedImage
+ .getColorModel();
+ int size = colorModel.getMapSize();
+ byte[] reds = new byte[size];
+ byte[] greens = new byte[size];
+ byte[] blues = new byte[size];
+ colorModel.getReds(reds);
+ colorModel.getGreens(greens);
+ colorModel.getBlues(blues);
+ RGB[] rgbs = new RGB[size];
+ for (int i = 0; i < rgbs.length; i++) {
+ rgbs[i] = new RGB(reds[i] & 0xFF, greens[i] & 0xFF,
+ blues[i] & 0xFF);
+ }
+ PaletteData palette = new PaletteData(rgbs);
+ ImageData data = new ImageData(bufferedImage.getWidth(),
+ bufferedImage.getHeight(), colorModel.getPixelSize(),
+ palette);
+ data.transparentPixel = colorModel.getTransparentPixel();
+ WritableRaster raster = bufferedImage.getRaster();
+ int[] pixelArray = new int[1];
+ for (int y = 0; y < data.height; y++) {
+ for (int x = 0; x < data.width; x++) {
+ raster.getPixel(x, y, pixelArray);
+ data.setPixel(x, y, pixelArray[0]);
+ }
+ }
+ return data;
+ } else if (bufferedImage.getColorModel() instanceof ComponentColorModel) {
+ ComponentColorModel colorModel = (ComponentColorModel)bufferedImage.getColorModel();
+
+ //ASSUMES: 3 BYTE BGR IMAGE TYPE
+
+ PaletteData palette = new PaletteData(0x0000FF, 0x00FF00,0xFF0000);
+ ImageData data = new ImageData(bufferedImage.getWidth(), bufferedImage.getHeight(), colorModel.getPixelSize(), palette);
+
+ //This is valid because we are using a 3-byte Data model with no transparent pixels
+ data.transparentPixel = -1;
+
+ WritableRaster raster = bufferedImage.getRaster();
+ int[] pixelArray = new int[3];
+ for (int y = 0; y < data.height; y++) {
+ for (int x = 0; x < data.width; x++) {
+ raster.getPixel(x, y, pixelArray);
+ int pixel = palette.getPixel(new RGB(pixelArray[0], pixelArray[1], pixelArray[2]));
+ data.setPixel(x, y, pixel);
+ }
+ }
+ return data;
+ }
+ return null;
+ }
+}
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/Unzipper.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/Unzipper.java
new file mode 100644
index 00000000..bd695bce
--- /dev/null
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/Unzipper.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.utils;
+
+// Imports
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Unzipper to extract default configuration
+ */
+public class Unzipper {
+ /**
+ * SLF4J Logger instance
+ **/
+ private static final Logger log = LoggerFactory.getLogger(Unzipper.class);
+
+ /**
+ * Extracts Zip File input stream to target path
+ * @param is
+ * @param targetPath
+ * @throws IOException
+ */
+ public static void unzip(InputStream is, String targetPath) throws IOException {
+ ZipInputStream zis = new ZipInputStream(is);
+ ZipEntry entry;
+ // while there are entries I process them
+ while ((entry = zis.getNextEntry()) != null) {
+ log.debug("entry: " + entry.getName() + ", " //$NON-NLS-1$//$NON-NLS-2$
+ + entry.getSize());
+ // consume all the data from this entry
+
+ if (entry.isDirectory()) {
+ log.debug("Extracting directory: " + entry.getName()); //$NON-NLS-1$
+
+ File nDir =new File(targetPath + "/" + entry.getName()); //$NON-NLS-1$
+ if(!nDir.exists()) {
+ if(!nDir.mkdir()) {
+ throw new IOException("Failed to create dir: " + entry.getName()); //$NON-NLS-1$
+ }
+ }
+ continue;
+ }
+ byte[] buffer = new byte[1024];
+ int len;
+ BufferedOutputStream out = new BufferedOutputStream(
+ new FileOutputStream(targetPath + "/" + entry.getName())); //$NON-NLS-1$
+ while ((len = zis.read(buffer)) >= 0)
+ out.write(buffer, 0, len);
+
+ out.close();
+ }
+ }
+}