private void newImage(Buffer buffer) {
Object data = buffer.getData();
if (!(data instanceof int[])) return;
RGBFormat format = (RGBFormat) buffer.getFormat();
DirectColorModel dcm =
new DirectColorModel(
format.getBitsPerPixel(),
format.getRedMask(),
format.getGreenMask(),
format.getBlueMask());
sourceImage =
new MemoryImageSource(
format.getLineStride(),
format.getSize().height,
dcm,
(int[]) data,
0,
format.getLineStride());
sourceImage.setAnimated(true);
sourceImage.setFullBufferUpdates(true);
if (component != null) {
destImage = component.createImage(sourceImage);
component.prepareImage(destImage, component);
}
}
/**
* Create possibly volatile scratch image for fast painting. A scratch image can become
* invalidated, when this happens any actions involving it are ignored, and it needs to be
* recreated. Use isScratchImageValid() to check this.
*/
public static Image createScratchImage(int width, int height) {
try {
Image img =
(Image)
tryMethod(
output_comp,
"createVolatileImage",
new Object[] {new Integer(width), new Integer(height)});
if (img == null) {
// no such method -> create regular image
return output_comp.createImage(width, height);
}
// if (img.validate(output_comp.getGraphicsConfiguration())
// == VolatileImage.IMAGE_INCOMPATIBLE) {
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
GraphicsDevice gs = ge.getDefaultScreenDevice();
GraphicsConfiguration gc = gs.getDefaultConfiguration();
Integer valid = (Integer) tryMethod(img, "validate", new Object[] {gc});
// output_comp.getGraphicsConfiguration() });
if (valid.intValue() == 2) { // I checked, IMAGE_INCOMPATIBLE=2
// Hmm, somehow it didn't work. Create regular image.
return output_comp.createImage(width, height);
}
return img;
} catch (java.security.AccessControlException e) {
// we're not allowed to do this (we're probably an applet)
return output_comp.createImage(width, height);
}
}
private void hideDropDownButton() {
for (Component component : this.getComponents()) {
if (component instanceof AbstractButton && component.isVisible()) {
component.setVisible(false);
this.revalidate();
}
}
}
public void paint(Graphics g1) {
Graphics2D g = (Graphics2D) g1;
Component c;
Point p;
paintComponent(g);
for (int i = 0; i < getComponentCount(); i++) {
AffineTransform save = g.getTransform();
c = getComponent(i);
p = c.getLocation();
g.translate((int) p.getX(), (int) p.getY());
c.paint(g);
g.setTransform(save);
}
}
public JGImage flip(boolean horiz, boolean vert) {
@SuppressWarnings("unused")
Image flipped = null;
JGPoint size = getSize();
int[] buffer = getPixels();
int[] flipbuf = new int[size.x * size.y];
if (vert && !horiz) {
for (int y = 0; y < size.y; y++) {
for (int x = 0; x < size.x; x++) {
flipbuf[(size.y - y - 1) * size.x + x] = buffer[(y * size.x) + x];
}
}
} else if (horiz && !vert) {
for (int y = 0; y < size.y; y++) {
for (int x = 0; x < size.x; x++) {
flipbuf[y * size.x + (size.x - x - 1)] = buffer[(y * size.x) + x];
}
}
} else if (horiz && vert) {
for (int y = 0; y < size.y; y++) {
for (int x = 0; x < size.x; x++) {
flipbuf[(size.y - y - 1) * size.x + (size.x - x - 1)] = buffer[(y * size.x) + x];
}
}
}
return new JREImage(
output_comp.createImage(new MemoryImageSource(size.x, size.y, flipbuf, 0, size.x)));
}
public JGImage crop(int x, int y, int width, int height) {
@SuppressWarnings("unused")
JGPoint size = getSize();
int[] buffer = getPixels(x, y, width, height);
return new JREImage(
output_comp.createImage(new MemoryImageSource(width, height, buffer, 0, width)));
}
/**
* Load image from resource path (using getResource). Note that GIFs are loaded as _translucent_
* indexed images. Images are cached: loading an image with the same name twice will get the
* cached image the second time. If you want to remove an image from the cache, use purgeImage.
* Throws JGError when there was an error.
*/
@SuppressWarnings({"deprecation", "unchecked"})
public JGImage loadImage(String imgfile) {
Image img = (Image) loadedimages.get(imgfile);
if (img == null) {
URL imgurl = getClass().getResource(imgfile);
if (imgurl == null) {
try {
File imgf = new File(imgfile);
if (imgf.canRead()) {
imgurl = imgf.toURL();
} else {
imgurl = new URL(imgfile);
// throw new JGameError(
// "File "+imgfile+" not found.",true);
}
} catch (MalformedURLException e) {
// e.printStackTrace();
throw new JGameError("File not found or malformed path or URL '" + imgfile + "'.", true);
}
}
img = output_comp.getToolkit().createImage(imgurl);
loadedimages.put(imgfile, img);
}
try {
ensureLoaded(img);
} catch (Exception e) {
// e.printStackTrace();
throw new JGameError("Error loading image " + imgfile);
}
return new JREImage(img);
}
/** for angle, only increments of 90 are allowed */
public JGImage rotate(int angle) {
@SuppressWarnings("unused")
Image rot = null;
JGPoint size = getSize();
int[] buffer = getPixels();
int[] rotate = new int[size.x * size.y];
int angletype = (angle / 90) & 3;
if (angletype == 0) return this;
if (angletype == 1) {
/* 1 2 3 4 9 5 1
* 5 6 7 8 => a 6 2
* 9 a b c b 7 3
* c 8 4 */
for (int y = 0; y < size.y; y++) {
for (int x = 0; x < size.x; x++) {
rotate[x * size.y + (size.y - 1 - y)] = buffer[(y * size.x) + x];
}
}
return new JREImage(
output_comp.createImage(new MemoryImageSource(size.y, size.x, rotate, 0, size.y)));
}
if (angletype == 3) {
/* 1 2 3 4 4 8 c
* 5 6 7 8 => 3 7 b
* 9 a b c 2 6 a
* 1 5 9 */
for (int y = 0; y < size.y; y++) {
for (int x = 0; x < size.x; x++) {
rotate[(size.x - x - 1) * size.y + y] = buffer[(y * size.x) + x];
}
}
return new JREImage(
output_comp.createImage(new MemoryImageSource(size.y, size.x, rotate, 0, size.y)));
}
if (angletype == 2) {
/* 1 2 3 4 c b a 9
* 5 6 7 8 => 8 7 6 5
* 9 a b c 4 3 2 1 */
for (int y = 0; y < size.y; y++) {
for (int x = 0; x < size.x; x++) {
rotate[((size.y - y - 1) * size.x) + (size.x - x - 1)] = buffer[(y * size.x) + x];
}
}
}
return new JREImage(
output_comp.createImage(new MemoryImageSource(size.x, size.y, rotate, 0, size.x)));
}
static void enforceComponentOrientation(
final Component c, final ComponentOrientation orientation) {
c.setComponentOrientation(orientation);
if (c instanceof Container) {
for (final Component child : ((Container) c).getComponents()) {
enforceComponentOrientation(child, orientation);
}
}
}
/*
* Create a BufferedImage for AWT components.
*
* @param component AWT component to create image from
* @param fileName name of file to be created or null
* @return image the image for the given region
* @exception AWTException see Robot class constructors
* @exception IOException if an error occurs during writing
*/
public static BufferedImage createImage(Component component, String fileName)
throws AWTException, IOException {
Point p = new Point(0, 0);
SwingUtilities.convertPointToScreen(p, component);
Rectangle region = component.getBounds();
region.x = p.x;
region.y = p.y;
return ScreenCapture.createImage(region, fileName);
}
/**
* Turn a (possibly) translucent or indexed image into a display-compatible bitmask image using
* the given alpha threshold and render-to-background colour, or display-compatible translucent
* image. The alpha values in the image are set to either 0 (below threshold) or 255 (above
* threshold). The render-to-background colour bg_col is used to determine how the pixels
* overlapping transparent pixels should be rendered. The fast algorithm just sets the colour
* behind the transparent pixels in the image (for bitmask source images); the slow algorithm
* actually renders the image to a background of bg_col (for translucent sources).
*
* @param thresh alpha threshold between 0 and 255
* @param fast use fast algorithm (only set bg_col behind transp. pixels)
* @param bitmask true=use bitmask, false=use translucent
*/
public JGImage toDisplayCompatible(int thresh, JGColor bg_col, boolean fast, boolean bitmask) {
Color bgcol = new Color(bg_col.r, bg_col.g, bg_col.b);
int bgcol_rgb = (bgcol.getRed() << 16) | (bgcol.getGreen() << 8) | bgcol.getBlue();
JGPoint size = getSize();
int[] buffer = getPixels();
// render image to bg depending on bgcol
BufferedImage img_bg;
if (bitmask) {
img_bg = createCompatibleImage(size.x, size.y, Transparency.BITMASK);
} else {
img_bg = createCompatibleImage(size.x, size.y, Transparency.TRANSLUCENT);
}
int[] bg_buf;
if (!fast) {
Graphics g = img_bg.getGraphics();
g.setColor(bgcol);
// the docs say I could use bgcol in the drawImage as an
// equivalent to the following two lines, but this
// doesn't handle translucency properly and is _slower_
g.fillRect(0, 0, size.x, size.y);
g.drawImage(img, 0, 0, null);
bg_buf = new JREImage(img_bg).getPixels();
} else {
bg_buf = buffer;
}
// g.dispose();
// ColorModel rgb_bitmask = ColorModel.getRGBdefault();
// rgb_bitmask = new PackedColorModel(
// rgb_bitmask.getColorSpace(),25,0xff0000,0x00ff00,0x0000ff,
// 0x1000000, false, Transparency.BITMASK, DataBuffer.TYPE_INT);
// ColorSpace space, int bits, int rmask, int gmask, int bmask, int amask, boolean
// isAlphaPremultiplied, int trans, int transferType)
int[] thrsbuf = new int[size.x * size.y];
for (int y = 0; y < size.y; y++) {
for (int x = 0; x < size.x; x++) {
if (((buffer[y * size.x + x] >> 24) & 0xff) >= thresh) {
thrsbuf[y * size.x + x] = bg_buf[y * size.x + x] | (0xff << 24);
} else {
// explicitly set the colour of the transparent pixel.
// This makes a difference when scaling!
// thrsbuf[y*size.x+x]=bg_buf[y*size.x+x]&~(0xff<<24);
thrsbuf[y * size.x + x] = bgcol_rgb;
}
}
}
return new JREImage(
output_comp.createImage(
new MemoryImageSource(
size.x,
size.y,
// rgb_bitmask,
img_bg.getColorModel(), // display compatible bitmask
bitmask ? thrsbuf : bg_buf,
0,
size.x)));
}
/**
* Returns the native container object of the specified component. This method is necessary
* because the parent component might be a lightweight component.
*
* @param component The component to fetch the native container for.
* @return The native container object for this component.
*/
protected static Container getNativeContainer(Component component) {
component = component.getParent();
for (; ; ) {
if (component == null) return (null);
if (!(component instanceof Container)) {
component = component.getParent();
continue;
}
if (component.getPeer() instanceof LightweightPeer) {
component = component.getParent();
continue;
}
return ((Container) component);
}
}
/** Processes the data and renders it to a component */
public synchronized int process(Buffer buffer) {
if (component == null) return BUFFER_PROCESSED_FAILED;
Format inf = buffer.getFormat();
if (inf == null) return BUFFER_PROCESSED_FAILED;
if (inf != inputFormat || !buffer.getFormat().equals(inputFormat)) {
if (setInputFormat(inf) != null) return BUFFER_PROCESSED_FAILED;
}
Object data = buffer.getData();
if (!(data instanceof int[])) return BUFFER_PROCESSED_FAILED;
if (lastBuffer != buffer) {
lastBuffer = buffer;
newImage(buffer);
}
sourceImage.newPixels(0, 0, inWidth, inHeight);
Graphics g = component.getGraphics();
if (g != null) {
if (reqBounds == null) {
bounds = component.getBounds();
bounds.x = 0;
bounds.y = 0;
} else bounds = reqBounds;
g.drawImage(
destImage,
bounds.x,
bounds.y,
bounds.width,
bounds.height,
0,
0,
inWidth,
inHeight,
component);
}
return BUFFER_PROCESSED_OK;
}
/**
* Checks if the component is in an EmbeddedFrame. If so, returns the applet found in the
* hierarchy or null if not found.
*
* @return the parent applet or {@ null}
* @since 1.6
*/
public static Applet getAppletIfAncestorOf(Component comp) {
Container parent = comp.getParent();
Applet applet = null;
while (parent != null && !(parent instanceof EmbeddedFrame)) {
if (parent instanceof Applet) {
applet = (Applet) parent;
}
parent = parent.getParent();
}
return parent == null ? null : applet;
}
@SuppressWarnings("deprecation")
private void replaceSurfaceDataRecursively(Component c) {
if (c instanceof Container) {
for (Component child : ((Container) c).getComponents()) {
replaceSurfaceDataRecursively(child);
}
}
ComponentPeer cp = c.getPeer();
if (cp instanceof WComponentPeer) {
((WComponentPeer) cp).replaceSurfaceDataLater();
}
}
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
if (image != null && showimage) {
// TODO: add ability to scale maintaining aspect ratio fitting to size of parent
// TODO: Need to add not zoom all the way, but zoom to a box of aspect ratio 4/3
Graphics2D g2 = (Graphics2D) g;
AffineTransform tran = new AffineTransform(1f, 0f, 0f, 1f, 0, 0);
float widthscale = (float) c.getWidth() / image.getWidth();
float heightscale = (float) c.getHeight() / image.getHeight();
switch (drawmode) {
case DRAW_MODE_ASPECT:
float scale;
if (widthscale < heightscale) {
scale = widthscale;
} else {
scale = heightscale;
}
tran.scale(scale, scale);
g2.drawImage(
image,
new AffineTransformOp(tran, AffineTransformOp.TYPE_BILINEAR),
(int) (c.getWidth() - image.getWidth() * scale) / 2,
(int) (c.getHeight() - image.getHeight() * scale) / 2);
break;
case DRAW_MODE_WIDTH:
tran.scale(widthscale, widthscale);
g2.drawImage(image, tran, null);
break;
case DRAW_MODE_HEIGHT:
tran.scale(heightscale, heightscale);
g2.drawImage(image, tran, null);
break;
default:
tran.scale(widthscale, heightscale);
g2.drawImage(image, tran, null);
break;
}
}
}
BufferedImage createImageFromComponent(Component comp) {
BufferedImage retImage = null;
if (comp == null) return retImage;
try {
GraphicsEnvironment genv = GraphicsEnvironment.getLocalGraphicsEnvironment();
GraphicsDevice gd = genv.getDefaultScreenDevice();
GraphicsConfiguration gc = gd.getDefaultConfiguration();
java.awt.image.ColorModel cm = gc.getColorModel();
boolean hasAlpha = cm.hasAlpha();
int cw = comp.getSize().width;
int ch = comp.getSize().height;
if (hasAlpha) {
retImage = gc.createCompatibleImage(cw, ch);
} else {
retImage = new BufferedImage(cw, ch, BufferedImage.TYPE_INT_ARGB);
}
if (retImage == null) return retImage;
Graphics og = retImage.getGraphics();
comp.paint(og);
og.dispose();
} catch (Throwable t) {
}
return retImage;
}
/** Behaves like loadImage(String). Returns null if there was an error. */
@SuppressWarnings("unchecked")
public static JGImage loadImage(URL imgurl) {
Image img = (Image) loadedimages.get(imgurl);
if (img == null) {
img = output_comp.getToolkit().createImage(imgurl);
loadedimages.put(imgurl, img);
}
try {
ensureLoaded(img);
} catch (Exception e) {
System.err.println("Error loading image " + imgurl);
return null;
}
return new JREImage(img);
}
public void setActivo(boolean val) {
glass.setVisible(val);
setVisible(val);
JLayeredPane.getLayeredPaneAbove(glass).moveToFront(glass);
if (val) {
synchronized (syncMonitor) {
try {
if (SwingUtilities.isEventDispatchThread()) {
EventQueue theQueue = getToolkit().getSystemEventQueue();
while (isVisible()) {
AWTEvent event = theQueue.getNextEvent();
Object source = event.getSource();
if (event instanceof ActiveEvent) {
((ActiveEvent) event).dispatch();
} else if (source instanceof Component) {
((Component) source).dispatchEvent(event);
} else if (source instanceof MenuComponent) {
((MenuComponent) source).dispatchEvent(event);
} else {
System.out.println("No se puede despachar: " + event);
}
}
} else {
while (isVisible()) {
syncMonitor.wait();
}
}
} catch (InterruptedException ignored) {
System.out.println("Excepción de interrupción: " + ignored.getMessage());
}
}
} else {
synchronized (syncMonitor) {
setVisible(false);
glass.setVisible(false);
syncMonitor.notifyAll();
eliminarDelContenedor();
}
}
}
/** Prepare ball images with different sizes */
private void makeBalls() {
balls = new Image[nBalls];
byte red[] = new byte[256];
byte green[] = new byte[256];
byte blue[] = new byte[256];
for (int id = 0; id < nBalls; id++) {
// smaller `b' means closer to black
// if id == 0 (fartherest from the viewer)
// b = 1/(1 + zContrast)
// the outer blend() gives a color close to bgGrey
// if id == nBalls - 1 (closest to the viewer),
// b = 1, the outer blend() gives the color of
// the inner blend()
double b = (zContrast * id / (nBalls - 1) + 1) / (zContrast + 1);
for (int i = maxr; i >= 0; --i) {
// closeness to the spotlight
double q = 1 - 1. * i / maxr;
// dampness of the color along the radius
double p = 1 - rContrast * i / maxr;
// contrast of the spotlight
// if i == 0 (closest to the spotlight),
// d = 1.0 - spotlightAmp, the inner
// blend() gives a color close to 255
// (if spotlightAmp == 1).
// if i == maxr (fartherest from the spotlight),
// d = 1.0, the inner blend() gives
// the foreground color, i.e., Rl, Gl, Bl
// Thus, the inner blend() depends on the distance
// from the spotlight, i == 0 means to be closest
// to the spotlight
double d = 1 - q * spotlightAmp;
red[i] = (byte) blend(blend(Rl * p, 255, d), 0, b);
green[i] = (byte) blend(blend(Gl * p, 255, d), 0, b);
blue[i] = (byte) blend(blend(Bl * p, 255, d), 0, b);
}
// 256 color model
IndexColorModel model = new IndexColorModel(8, maxr + 1, red, green, blue, 0);
balls[id] = component.createImage(new MemoryImageSource(R * 2, R * 2, model, data, 0, R * 2));
}
}
public void paint(
Component c,
Graphics2D g,
java.util.List gradient,
int x,
int y,
int w,
int h,
boolean isVertical) {
int imageWidth;
int imageHeight;
if (isVertical) {
imageWidth = IMAGE_SIZE;
imageHeight = h;
} else {
imageWidth = w;
imageHeight = IMAGE_SIZE;
}
synchronized (c.getTreeLock()) {
this.w = w;
this.h = h;
paint(c, g, x, y, imageWidth, imageHeight, gradient, isVertical);
}
}
/** Method to get the previous component for focus */
public Component getComponentBefore(Container focusCycleRoot, Component aComponent) {
if (aComponent.equals(colValue)) return rowValue;
else return colValue;
}
static void fillRect(final Graphics g, final Component c) {
fillRect(g, c, c.getBackground(), 0, 0, c.getWidth(), c.getHeight());
}
/**
* Invoked when the animated icon indicates that it is time for a repaint.
*
* @param context Component to refresh
* @param key Substructure identification key
*/
protected void repaint(Component context, Object key) {
Rectangle rect = getRepaintRect(context, key);
if (rect != null) {
context.repaint(rect.x, rect.y, rect.width, rect.height);
}
}
/*
* Convenience function for determining ComponentOrientation. Helps us
* avoid having Munge directives throughout the code.
*/
static boolean isLeftToRight(Component c) {
return c.getComponentOrientation().isLeftToRight();
}