/**
* Handles the exception thrown if any while creating the images for the split view.
*
* @param e The exception to handle.
*/
private void handleGridImageCreationException(Exception e) {
UserNotifier un = ImViewerAgent.getRegistry().getUserNotifier();
un.notifyInfo("Split View", "Unable to create the images for the view");
LogMessage msg = new LogMessage();
msg.print("Grid Images creation");
msg.print(e);
ImViewerAgent.getRegistry().getLogger().error(this, msg);
gridImages.clear();
gridImagesAsTextures.clear();
}
/** Sets the images composing the grid. */
void setGridImages() {
if (gridImages.size() != 0) return;
clearList(originalGridImages);
if (gridImagesAsTextures.size() != 0) return;
try {
if (ImViewerAgent.hasOpenGLSupport()) createGridImagesAsTextures();
else createGridImages();
} catch (Exception e) {
handleGridImageCreationException(e);
}
}
/**
* Creates the {@link #displayedImage}. The method should be invoked after the {@link
* #setRenderedImage(BufferedImage)} method.
*/
void createDisplayedProjectedImage() {
if (projectedImage == null) return;
if (displayedProjectedImage != null) displayedProjectedImage.flush();
if (zoomFactor != ZoomAction.DEFAULT_ZOOM_FACTOR) {
BufferedImage img = null;
try {
img = Factory.magnifyImage(projectedImage, zoomFactor, 0);
} catch (Throwable e) {
UserNotifier un = ImViewerAgent.getRegistry().getUserNotifier();
un.notifyInfo("Magnification", "An error occurred while magnifying the image.");
}
if (img != null) displayedProjectedImage = img;
} else displayedProjectedImage = projectedImage;
}
/**
* Sets the ratio of the grid image.
*
* @param gridRatio The value to set.
*/
void setGridRatio(double gridRatio) {
// if (ratio == 1) return; //We don't want to be too small.
double max = ZoomGridAction.MAX_ZOOM_FACTOR;
if (gridRatio > max) return;
this.gridRatio = gridRatio;
if (ImViewerAgent.hasOpenGLSupport()) return;
if (CollectionUtils.isEmpty(originalGridImages)) {
try {
createGridImages();
} catch (Exception e) {
handleGridImageCreationException(e);
}
return;
}
int n = originalGridImages.size();
clearList(gridImages);
int maxC = parent.getMaxC();
switch (n) {
case 0:
for (int i = 0; i < maxC; i++) gridImages.add(null);
break;
case 1:
case 2:
case 3:
// TODO: Review that code.
if (isImageMappedRGB(parent.getActiveChannels())) {
try {
createGridImages();
} catch (Exception e) {
handleGridImageCreationException(e);
}
} else {
combinedImage = null;
combinedImage = Factory.magnifyImage(gridRatio, renderedImage);
Iterator<BufferedImage> i = originalGridImages.iterator();
while (i.hasNext()) {
gridImages.add(Factory.magnifyImage(gridRatio, i.next()));
}
}
break;
default:
combinedImage = null;
combinedImage = Factory.magnifyImage(gridRatio, renderedImage);
Iterator<BufferedImage> i = originalGridImages.iterator();
while (i.hasNext()) {
gridImages.add(Factory.magnifyImage(gridRatio, i.next()));
}
}
}
/**
* Saves the displayed images.
*
* @param init Pass <code>true</code> to initialize the images to save, <code>false</code>
* otherwise.
*/
void saveImage(boolean init) {
UserNotifier un = ImViewerAgent.getRegistry().getUserNotifier();
if (init) createImages(uiDelegate.getSavingType());
// Builds the image to display.
boolean unitBar = model.isUnitBar();
String v = getUnitBarValue();
int s = (int) getUnitBarSize();
boolean constrain;
try {
String name = uiDelegate.getSelectedFilePath();
// make sure the parent directory paths all exist
FileUtils.forceMkdir(new File(name).getParentFile());
if (imageComponents == null) {
constrain =
unitBar && v != null && s < mainImage.getWidth() && imageType == ImgSaverUI.IMAGE;
writeSingleImage(mainImage, constrain, name);
} else {
if (mainImage == null) return;
Iterator i;
int h, w;
BufferedImage newImage;
Graphics2D g2;
if (uiDelegate.isSaveImagesInSeparatedFiles()) {
constrain =
unitBar && v != null && s < mainImage.getWidth() && imageType == ImgSaverUI.IMAGE;
writeSingleImage(mainImage, constrain, name);
i = imageComponents.iterator();
int j = 0;
while (i.hasNext()) {
constrain = unitBar && v != null && imageType != ImgSaverUI.LENS_IMAGE_AND_COMPONENTS;
writeSingleImage((BufferedImage) i.next(), constrain, name + "_" + j);
j++;
}
} else {
int width = mainImage.getWidth();
h = mainImage.getHeight();
int n = imageComponents.size();
w = width * (n + 1) + ImgSaverPreviewer.SPACE * (n - 1);
newImage = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
g2 = (Graphics2D) newImage.getGraphics();
g2.setColor(Color.WHITE);
ImagePaintingFactory.setGraphicRenderingSettings(g2);
// Paint the original image.
i = imageComponents.iterator();
int x = 0;
while (i.hasNext()) {
g2.drawImage((BufferedImage) i.next(), null, x, 0);
if (unitBar && v != null && imageType != ImgSaverUI.LENS_IMAGE_AND_COMPONENTS)
ImagePaintingFactory.paintScaleBar(g2, x + width - s - 10, h - 10, s, v);
x += width;
g2.fillRect(x, 0, ImgSaverPreviewer.SPACE, h);
x += ImgSaverPreviewer.SPACE;
}
g2.drawImage(mainImage, null, x, 0);
if (unitBar
&& v != null
&& !(imageType == ImgSaverUI.LENS_IMAGE_AND_COMPONENTS
|| imageType == ImgSaverUI.LENS_IMAGE))
ImagePaintingFactory.paintScaleBar(g2, x + width - s - 10, h - 10, s, v);
writeImage(newImage, name);
}
}
} catch (Exception e) {
if (e instanceof IOException || e.getCause() instanceof IOException)
un.notifyInfo(
"Save Image failure",
"Could not access file "
+ uiDelegate.getSelectedFilePath()
+ "\nMake sure you have the necessary permissions to perform this action.");
else un.notifyError("Save Image failure", "An error occurred while saving the image.", e);
return;
}
notifySave(getExtendedName(uiDelegate.getSelectedFilePath(), format));
if (uiDelegate.isSetDefaultFolder())
UIUtilities.setDefaultFolder(uiDelegate.getCurrentDirectory());
}