private Image createOffscreenImage() {
switch (bufferType) {
case BUFFER_VOLATILE_IMAGE:
// Flush current offscreen image to release resources
if (offscreenImage != null) offscreenImage.flush();
return createVolatileImage(getWidth(), getHeight());
case BUFFER_IMAGE:
// Flush current offscreen image to release resources
// TODO: is flush() really needed for BufferedImage?
if (offscreenImage != null) offscreenImage.flush();
return createImage(getWidth(), getHeight());
default:
return null;
}
}
public synchronized void setClickImage(Image on, Image un) {
if (un == null) {
return;
}
if (bitmap != null) {
bitmap.flush();
bitmap = null;
}
if (bitmap1 != null) {
bitmap1.flush();
bitmap1 = null;
}
this.bitmap = un == null ? on : un;
this.bitmap1 = on == null ? ImageFilterFactory.getGray(un) : on;
this.setSize(un.getWidth(null), un.getHeight(null));
}
@Override
protected void finalize() throws Throwable {
Image img = getImage();
if (img != null) img.flush();
data = null;
super.finalize();
}
private void initialise() {
Toolkit toolkit = Toolkit.getDefaultToolkit();
backBuffer = worldMap.getGraphics();
// Make the image buffer as large as could possibly be used (screensize)
if (backBufferImage == null) {
logger.debug(
"Creating backBufferImage of dimensions "
+ toolkit.getScreenSize().width
+ ","
+ toolkit.getScreenSize().height
+ ".");
backBufferImage = createImage(toolkit.getScreenSize().width, toolkit.getScreenSize().height);
backBuffer = backBufferImage.getGraphics();
} else {
backBufferImage.flush();
backBufferImage = createImage(toolkit.getScreenSize().width, toolkit.getScreenSize().height);
backBuffer.dispose();
backBuffer = backBufferImage.getGraphics();
}
setupWindow(worldMap.getWidth(), worldMap.getHeight());
initialise = false;
logger.debug(
"initialised backBufferImage with size "
+ worldMap.getWidth()
+ ","
+ worldMap.getHeight()
+ ".");
}
/**
* Scales an image to fit within the current size thresholds.
*
* @param img the image to scale
* @return the scaled image
*/
protected Image getScaledImage(Image img) {
// resize image, if necessary, to conserve memory
// and reduce future scaling time
int w = img.getWidth(null) - m_maxImageWidth;
int h = img.getHeight(null) - m_maxImageHeight;
if (w > h && w > 0 && m_maxImageWidth > -1) {
Image scaled = img.getScaledInstance(m_maxImageWidth, -1, Image.SCALE_SMOOTH);
img.flush(); // waitForImage(scaled);
return scaled;
} else if (h > 0 && m_maxImageHeight > -1) {
Image scaled = img.getScaledInstance(-1, m_maxImageHeight, Image.SCALE_SMOOTH);
img.flush(); // waitForImage(scaled);
return scaled;
} else {
return img;
}
}
@Override
public final void destroyBuffers() {
final Image oldBB = getBackBuffer();
synchronized (getStateLock()) {
backBuffer = null;
}
if (oldBB != null) {
oldBB.flush();
}
}
public void dispose() {
if (bigImageMap != null) {
bigImageMap.flush();
bigImageMap = null;
}
if (chips != null) {
chips = null;
}
if (field2d != null) {
field2d = null;
}
}
public void setBigImageMap(Image img) {
if (img != null) {
this.bigImageMap = GraphicsUtils.drawClipImage(img, drawWidth, drawHeight, 0, 0);
if (img != null) {
img.flush();
img = null;
}
this.fieldMode = SRPGType.FIELD_BIGMAP;
} else {
this.fieldMode = SRPGType.FIELD_NORMAL;
}
}
public Image getPosImage(int x, int y) {
if (x < 0 || y < 0 || posX >= width || posY >= height) {
return null;
}
switch (fieldMode) {
case SRPGType.FIELD_NORMAL:
return battleList.getBattleElement(getPosChips(x, y)).image;
case SRPGType.FIELD_BIGMAP:
if (bigImageMap == null) {
return null;
} else {
Image tmp = tempFieldImage;
tempFieldImage =
GraphicsUtils.drawClipImage(
bigImageMap, tileWidth, tileHeight, x * tileWidth, y * tileHeight);
if (tmp != null) {
tmp.flush();
tmp = null;
}
return tempFieldImage;
}
case SRPGType.FIELD_BLEND:
if (bigImageMap == null) {
return battleList.getBattleElement(getPosChips(x, y)).image;
} else {
Image tmp = tempFieldImage;
tempFieldImage =
GraphicsUtils.drawClipImage(
bigImageMap, tileWidth, tileHeight, x * tileWidth, y * tileHeight);
if (tmp != null) {
tmp.flush();
tmp = null;
}
return tempFieldImage;
}
}
return battleList.getBattleElement(getPosChips(x, y)).image;
}
/**
* @param _old
* @param _w
* @param _h
* @return
*/
public static Image ensureBuffer(Image _old, int _w, int _h) {
if (_w == 0 || _h == 0) {
Image newBuffer = newBuffer(1, 1);
if (_old != null) {
_old.flush();
}
return newBuffer;
}
if (_old == null) {
Image newBuffer = newBuffer(_w, _h);
return newBuffer;
} else {
if (_old.getWidth(null) != _w || _old.getHeight(null) != _h) {
Image newBuffer = newBuffer(_w, _h);
Graphics bg = newBuffer.getGraphics();
bg.drawImage(_old, 0, 0, null);
bg.dispose();
_old.flush();
return newBuffer;
}
return _old;
}
}
private void resetBackBuffer() {
if (backBufferGraphics != null) {
backBufferGraphics.dispose();
backBufferGraphics = null;
}
if (backBufferImage != null) {
backBufferImage.flush();
backBufferImage = null;
}
backBufferWidth = getSize().width;
backBufferHeight = getSize().height;
backBufferImage = createImage(backBufferWidth, backBufferHeight);
backBufferGraphics = backBufferImage.getGraphics();
}
public void paint(Graphics g) {
Dimension osize = getSize();
if ((buffer == null)
|| (osize.height != buffer.getHeight(null))
|| (osize.width != buffer.getWidth(null))) {
if (buffer != null) {
buffer.flush();
}
buffer = createImage(osize.width, osize.height);
}
Graphics gc = buffer.getGraphics();
drawAll(gc);
g.drawImage(buffer, 0, 0, this);
gc.dispose();
}
void scaleImages(String nameOfChangedImage) {
if (SnapshotGallery.sharedInstance().isEmpty()) {
return;
}
if (EventQueue.isDispatchThread()) setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
float w = 0, h = 0;
Insets insets = getInsets();
int w1 = insets.left + insets.right;
int h1 = insets.top + insets.bottom + IMAGE_HEIGHT;
int n = SnapshotGallery.sharedInstance().size();
String name = null;
ImageIcon icon = null;
Image image = null;
float r = 1;
for (int i = n - 1; i >= 0; i--) {
name = SnapshotGallery.sharedInstance().getImageName(i);
image = SnapshotGallery.sharedInstance().getThumbnail(i);
if (image == null || name.equals(nameOfChangedImage)) {
icon = SnapshotGallery.sharedInstance().loadAnnotatedImage(i);
w = icon.getIconWidth();
h = icon.getIconHeight();
r = IMAGE_HEIGHT / h;
w *= r;
// This scaling method causes out-of-memory error:
// icon.getImage().getScaledInstance((int) w, IMAGE_HEIGHT, Image.SCALE_SMOOTH);
image = ModelerUtilities.scale((BufferedImage) icon.getImage(), r, r);
SnapshotGallery.sharedInstance().putThumbnail(icon.getDescription(), image);
image.flush();
icon.getImage().flush();
} else {
w = image.getWidth(this);
h = image.getHeight(this);
}
if (getLayout() instanceof FlowLayout) {
w1 += (int) w + ((FlowLayout) getLayout()).getHgap();
} else {
w1 += (int) w + IMAGE_GAP;
}
}
setPreferredSize(new Dimension(w1, h1));
if (EventQueue.isDispatchThread()) setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
}
private void createImage2() {
java.awt.Image img2 = createImage(height, width);
Graphics g = img2.getGraphics();
g.setColor(Color.lightGray);
g.fillRect(0, 0, height, width);
g.setColor(Color.black);
FontMetrics fm = g.getFontMetrics();
String str = "Work Unit keyrate (kkeys/sec)";
int length = fm.stringWidth(str);
g.drawString(str, (height / 2) - length / 2, fm.getHeight());
g.dispose();
g.finalize();
img2.flush();
int[] pixels = new int[height * width];
PixelGrabber pg = new PixelGrabber(img2, 0, 0, height, width, pixels, 0, height);
try {
pg.grabPixels();
} catch (InterruptedException e) {
System.err.println("interrupted waiting for pixels!");
return;
}
/* Rotate the Image */
int pixels2[] = new int[height * width];
for (int x = 0; x < width; x++)
for (int y = 0; y < height; y++) {
int c = pixels[y + (x) * height];
// Due a bug in the MS-JavaVM the Background for Images are not the same
// as for Panel's so. mark it as non-opaque ..
if (c != 0xff000000) {
c = 0;
}
pixels2[x + (height - y - 1) * width] = c;
}
img = createImage(new MemoryImageSource(width, height, pixels2, 0, width));
repaint();
}
/**
* Retrieves the dimensions of this image using <code>ImageIO</code> classes or an <code>
* ImageObserver</code>.
*/
public static Dimension get(File file) {
if (file == null) throw new NullPointerException();
try {
Dimension size = getSizeUsingImageIO(file);
return size;
} catch (Exception e) {
try {
Image image = Toolkit.getDefaultToolkit().createImage(file.getAbsolutePath());
try {
return get(image);
} finally {
image.flush();
}
} catch (Exception e2) {
IllegalArgumentException e3 =
new IllegalArgumentException("could not fetch dimensions of " + file.getAbsolutePath());
e3.initCause(e2);
e2.initCause(e);
throw e3;
}
}
}
public void paintObjects(LGraphics g, int minX, int minY, int maxX, int maxY) {
if (objects == null) {
return;
}
synchronized (objects) {
int paintSeq = 0;
boolean isListener = false;
Iterator iter = objects.iterator();
Actor thing = null;
while (iter.hasNext()) {
thing = (Actor) iter.next();
if (!thing.isVisible()) {
continue;
}
isListener = (thing.actorListener != null);
thing.update(elapsedTime);
if (isListener) {
thing.actorListener.update(elapsedTime);
}
RectBox rect = thing.getRectBox();
int actorX = minX + thing.getX();
int actorY = minY + thing.getY();
int actorWidth = rect.getWidth();
int actorHeight = rect.getHeight();
if (actorX + actorWidth < minX
|| actorX > maxX
|| actorY + actorHeight < minY
|| actorY > maxY) {
continue;
}
LImage actorImage = thing.getImage();
if (actorImage != null) {
thing.setLastPaintSeqNum(paintSeq++);
boolean isBitmapFilter = ImageFilterType.NoneFilter != thing.filterType;
Image bitmap = actorImage.getBufferedImage();
if (isBitmapFilter) {
bitmap = factory.doFilter(bitmap, thing.filterType);
}
int rotation = thing.getRotation();
if (thing.alpha < 1.0) {
g.setAlpha(thing.alpha);
}
if (rotation != 0) {
double halfWidth = actorImage.getWidth() / 2;
double halfHeight = actorImage.getHeight() / 2;
double newWidth = actorX + halfWidth;
double newHeight = actorY + halfHeight;
atform.setToIdentity();
atform.scale(thing.scaleX, thing.scaleY);
atform.translate(newWidth, newHeight);
atform.rotate(Math.toRadians(rotation));
atform.translate(-newWidth, -newHeight);
atform.translate(actorX, actorY);
g.drawImage(bitmap, atform);
} else {
int width = (int) (actorImage.getWidth() * thing.scaleX);
int height = (int) (actorImage.getHeight() * thing.scaleY);
g.drawImage(bitmap, actorX, actorY, width, height);
}
if (isBitmapFilter) {
bitmap.flush();
bitmap = null;
}
if (thing.alpha < 1.0) {
g.setAlpha(1.0F);
}
}
if (actorX == 0 && actorY == 0) {
thing.draw(g);
if (isListener) {
thing.actorListener.draw(g);
}
} else {
g.translate(actorX, actorY);
thing.draw(g);
if (isListener) {
thing.actorListener.draw(g);
}
g.translate(-actorX, -actorY);
}
}
}
}
public void clearData() {
if (data != null && !(data instanceof java.awt.Font)) {
if (data instanceof Image) ((Image) data).flush();
setData(null);
}
}
/**
* Releases reference to the offscreen image. The image will be re-created and its entire area
* painted on next paintComponent(Graphics) invocation.
*/
protected final void releaseOffscreenImage() {
if (offscreenImage != null) offscreenImage.flush();
offscreenImage = null;
offscreenImageReference.clear();
}
/**
* Releases reference to the offscreen image but keeps a weak reference. The image will be reused
* on next paintComponent(Graphics) invocation if still referenced, otherwise it will be
* re-created.
*
* <p>Note that invocation of this method doesn't invalidate the offscreen image, it will be
* eventually reused without updating. To be sure that reused image will be updated on next
* paintComponent(Graphics) invocation, invoke the invalidateOffscreenImage() or
* invalidateOffscreenImage(Rectangle) method after weakly releasing the offscreen image.
*/
protected final void weaklyReleaseOffscreenImage() {
if (offscreenImage != null) offscreenImage.flush();
offscreenImage = null;
}
public void onDispose() {
if (image != null) {
image.flush();
image = null;
}
}
public SequenceIterator call(SequenceIterator[] arguments, XPathContext context)
throws XPathException {
String imageFn = ((StringValue) arguments[0].next()).getStringValue();
imageLoaded = false;
imageFailed = false;
image = null;
width = -1;
depth = -1;
System.setProperty("java.awt.headless", "true");
try {
URL url = new URL(imageFn);
image = Toolkit.getDefaultToolkit().getImage(url);
} catch (MalformedURLException mue) {
image = Toolkit.getDefaultToolkit().getImage(imageFn);
}
width = image.getWidth(this);
depth = image.getHeight(this);
while (!imageFailed && (width == -1 || depth == -1)) {
try {
java.lang.Thread.currentThread().sleep(50);
} catch (Exception e) {
// nop;
}
width = image.getWidth(this);
depth = image.getHeight(this);
}
image.flush();
if ((width == -1 || depth == -1) && imageFailed) {
// Maybe it's an EPS or PDF?
// FIXME: this code is crude
BufferedReader ir = null;
String line = null;
int lineLimit = 100;
try {
ir = new BufferedReader(new FileReader(new File(imageFn)));
line = ir.readLine();
if (line != null && line.startsWith("%PDF-")) {
// We've got a PDF!
while (lineLimit > 0 && line != null) {
lineLimit--;
if (line.startsWith("/CropBox [")) {
line = line.substring(10);
if (line.indexOf("]") >= 0) {
line = line.substring(0, line.indexOf("]"));
}
parseBox(line);
lineLimit = 0;
}
line = ir.readLine();
}
} else if (line != null && line.startsWith("%!") && line.indexOf(" EPSF-") > 0) {
// We've got an EPS!
while (lineLimit > 0 && line != null) {
lineLimit--;
if (line.startsWith("%%BoundingBox: ")) {
line = line.substring(15);
parseBox(line);
lineLimit = 0;
}
line = ir.readLine();
}
} else if (line != null
&& (line.startsWith("<?xml")
|| line.startsWith("<!DOCTYPE")
|| line.startsWith("<svg"))) {
// We've got an SVG!
while (lineLimit > 0 && line != null) {
lineLimit--;
if (line.contains("width=") && width == -1) {
int pos = line.indexOf("width=");
String ex = line.substring(pos + 7);
int sqpos = ex.indexOf("'");
int dqpos = ex.indexOf("\"");
pos = sqpos < dqpos && sqpos >= 0 ? sqpos : dqpos;
width = convertUnits(ex.substring(0, pos));
}
if (line.contains("height=") && depth == -1) {
int pos = line.indexOf("height=");
String ex = line.substring(pos + 8);
int sqpos = ex.indexOf("'");
int dqpos = ex.indexOf("\"");
pos = sqpos < dqpos && sqpos >= 0 ? sqpos : dqpos;
depth = convertUnits(ex.substring(0, pos));
}
if (width >= 0 && depth >= 0) {
lineLimit = 0;
}
line = ir.readLine();
}
} else {
System.err.println("Failed to interpret image: " + imageFn);
}
} catch (Exception e) {
System.err.println("Failed to load image: " + imageFn);
width = -1;
depth = -1;
}
if (ir != null) {
try {
ir.close();
} catch (Exception e) {
// nop;
}
}
}
if (width >= 0) {
Int64Value[] props = {new Int64Value(width), new Int64Value(depth)};
return new ArrayIterator(props);
} else {
return EmptyIterator.getInstance();
}
}
public void invalidate() {
super.invalidate();
if (offscreen != null) offscreen.flush();
offscreen = null;
}
public void flush() {
real.flush();
}
public final void paint(final Graphics g) {
final Rectangle bounds = getBounds();
if (myAnchor == ToolWindowAnchor.LEFT) {
if (myDirection == 1) {
g.setClip(null);
g.clipRect(myOffset, 0, bounds.width - myOffset, bounds.height);
UIUtil.drawImage(g, myBottomImage, 0, 0, null);
g.setClip(null);
g.clipRect(0, 0, myOffset, bounds.height);
UIUtil.drawImage(g, myTopImage, myOffset - bounds.width, 0, null);
} else {
g.setClip(null);
g.clipRect(bounds.width - myOffset, 0, myOffset, bounds.height);
UIUtil.drawImage(g, myBottomImage, 0, 0, null);
g.setClip(null);
g.clipRect(0, 0, bounds.width - myOffset, bounds.height);
UIUtil.drawImage(g, myTopImage, -myOffset, 0, null);
}
myTopImage.flush();
} else if (myAnchor == ToolWindowAnchor.RIGHT) {
if (myDirection == 1) {
g.setClip(null);
g.clipRect(0, 0, bounds.width - myOffset, bounds.height);
UIUtil.drawImage(g, myBottomImage, 0, 0, null);
g.setClip(null);
g.clipRect(bounds.width - myOffset, 0, myOffset, bounds.height);
UIUtil.drawImage(g, myTopImage, bounds.width - myOffset, 0, null);
} else {
g.setClip(null);
g.clipRect(0, 0, myOffset, bounds.height);
UIUtil.drawImage(g, myBottomImage, 0, 0, null);
g.setClip(null);
g.clipRect(myOffset, 0, bounds.width - myOffset, bounds.height);
UIUtil.drawImage(g, myTopImage, myOffset, 0, null);
}
} else if (myAnchor == ToolWindowAnchor.TOP) {
if (myDirection == 1) {
g.setClip(null);
g.clipRect(0, myOffset, bounds.width, bounds.height - myOffset);
UIUtil.drawImage(g, myBottomImage, 0, 0, null);
g.setClip(null);
g.clipRect(0, 0, bounds.width, myOffset);
UIUtil.drawImage(g, myTopImage, 0, -bounds.height + myOffset, null);
} else {
g.setClip(null);
g.clipRect(0, bounds.height - myOffset, bounds.width, myOffset);
UIUtil.drawImage(g, myBottomImage, 0, 0, null);
g.setClip(null);
g.clipRect(0, 0, bounds.width, bounds.height - myOffset);
UIUtil.drawImage(g, myTopImage, 0, -myOffset, null);
}
} else if (myAnchor == ToolWindowAnchor.BOTTOM) {
if (myDirection == 1) {
g.setClip(null);
g.clipRect(0, 0, bounds.width, bounds.height - myOffset);
UIUtil.drawImage(g, myBottomImage, 0, 0, null);
g.setClip(null);
g.clipRect(0, bounds.height - myOffset, bounds.width, myOffset);
UIUtil.drawImage(g, myTopImage, 0, bounds.height - myOffset, null);
} else {
g.setClip(null);
g.clipRect(0, 0, bounds.width, myOffset);
UIUtil.drawImage(g, myBottomImage, 0, 0, null);
g.setClip(null);
g.clipRect(0, myOffset, bounds.width, bounds.height - myOffset);
UIUtil.drawImage(g, myTopImage, 0, myOffset, null);
}
}
}