protected void drawImageMosaic(Graphics2D g2) {
// Break the image up into tiles. Draw each
// tile with its own transparency, allowing
// the background to show through to varying
// degrees.
int side = 36;
int width = mImage.getWidth();
int height = mImage.getHeight();
for (int y = 0; y < height; y += side) {
for (int x = 0; x < width; x += side) {
// Calculate an appropriate transparency value.
float xBias = (float) x / (float) width;
float yBias = (float) y / (float) height;
float alpha = 1.0f - Math.abs(xBias - yBias);
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
// Draw the subimage.
int w = Math.min(side, width - x);
int h = Math.min(side, height - y);
BufferedImage tile = mImage.getSubimage(x, y, w, h);
g2.drawImage(tile, x, y, null);
}
}
// Reset the composite.
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER));
}
/**
* Returns the specified image as icon.
*
* @param name name of icon
* @return icon
*/
public static ImageIcon icon(final String name) {
ImageIcon ii = ICONS.get(name);
if (ii != null) return ii;
Image img;
if (GUIConstants.scale > 1) {
// choose large image or none
final URL url =
GUIConstants.large() ? BaseXImages.class.getResource("/img/" + name + "_32.png") : null;
if (url == null) {
// resize low-res image if no hi-res image exists
img = get(url(name));
final int w = (int) (img.getWidth(null) * GUIConstants.scale);
final int h = (int) (img.getHeight(null) * GUIConstants.scale);
final BufferedImage tmp = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
final Graphics2D g2 = tmp.createGraphics();
g2.setRenderingHint(
RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
g2.drawImage(img, 0, 0, w, h, null);
g2.dispose();
img = tmp;
} else {
img = get(url);
}
} else {
img = get(name);
}
ii = new ImageIcon(img);
ICONS.put(name, ii);
return ii;
}
/**
* Draw picture (gif, jpg, or png) centered on (x, y).
*
* @param x the center x-coordinate of the image
* @param y the center y-coordinate of the image
* @param s the name of the image/picture, e.g., "ball.gif"
* @throws RuntimeException if the image is corrupt
*/
public static void picture(double x, double y, String s) {
Image image = getImage(s);
double xs = scaleX(x);
double ys = scaleY(y);
int ws = image.getWidth(null);
int hs = image.getHeight(null);
if (ws < 0 || hs < 0) throw new RuntimeException("image " + s + " is corrupt");
offscreen.drawImage(
image, (int) Math.round(xs - ws / 2.0), (int) Math.round(ys - hs / 2.0), null);
draw();
}
/**
* Gets a buffered image.
*
* @return the image
*/
public BufferedImage getBufferedImage() {
if (image == null && isAnImage) {
Image im = getImage();
if (im == null) {
isAnImage = false;
} else {
image =
new BufferedImage(im.getWidth(null), im.getHeight(null), BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
g2.drawImage(im, 0, 0, null);
}
}
return image;
}
/* Draws the ball at its current position */
public void draw(Graphics2D g) {
double imageWidth = img.getWidth(parent);
double imageHeight = img.getHeight(parent);
// translate image such that its centred on its actual position
objectTransform.setToTranslation(
(double) pos_x - imageWidth / 2, (double) pos_y - imageHeight / 2);
// // this rotates the planet!
// objectTransform.rotate(Math.PI/800,50.0,51.0);
g.setTransform(new AffineTransform());
g.drawImage(img, objectTransform, parent);
}
/**
* Draw picture (gif, jpg, or png) centered on (x, y), rotated given number of degrees
*
* @param x the center x-coordinate of the image
* @param y the center y-coordinate of the image
* @param s the name of the image/picture, e.g., "ball.gif"
* @param degrees is the number of degrees to rotate counterclockwise
* @throws IllegalArgumentException if the image is corrupt
*/
public static void picture(double x, double y, String s, double degrees) {
Image image = getImage(s);
double xs = scaleX(x);
double ys = scaleY(y);
int ws = image.getWidth(null);
int hs = image.getHeight(null);
if (ws < 0 || hs < 0) throw new IllegalArgumentException("image " + s + " is corrupt");
offscreen.rotate(Math.toRadians(-degrees), xs, ys);
offscreen.drawImage(
image, (int) Math.round(xs - ws / 2.0), (int) Math.round(ys - hs / 2.0), null);
offscreen.rotate(Math.toRadians(+degrees), xs, ys);
draw();
}
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
AffineTransform trans = new AffineTransform();
int width = getSize().width;
int height = getSize().height;
g2d.setColor(Color.BLACK);
g2d.fillRect(0, 0, width, height);
trans.setTransform(identity);
trans.scale(scale, scale);
g2d.drawImage(image, trans, this);
}
public JGImage rotateAny(double angle) {
JGPoint size = getSize();
int sw = size.x;
int sh = size.y;
// destination size is upper bound size. Upper bound is the max
// of the longest dimension and the figure's dimension at 45 degrees
// = sw*sin(45)+sh*cos(45) ~= 1.5*(sw+sh)
int dw = (int) Math.max(Math.max(sw, sh), 0.75 * (sw + sh));
int dh = dw;
int xtrans = (dw - sw) / 2;
int ytrans = (dh - sh) / 2;
BufferedImage dst = createCompatibleImage(dw, dh, Transparency.BITMASK);
Graphics2D g = (Graphics2D) dst.getGraphics();
AffineTransform tt = AffineTransform.getTranslateInstance(xtrans, ytrans);
AffineTransform tr = AffineTransform.getRotateInstance(angle, sw / 2, sh / 2);
tt.concatenate(tr);
g.drawImage(img, tt, null);
return new JREImage(dst);
}
/**
* Draw picture (gif, jpg, or png) centered on (x, y), rotated given number of degrees, rescaled
* to w-by-h.
*
* @param x the center x-coordinate of the image
* @param y the center y-coordinate of the image
* @param s the name of the image/picture, e.g., "ball.gif"
* @param w the width of the image
* @param h the height of the image
* @param degrees is the number of degrees to rotate counterclockwise
* @throws RuntimeException if the image is corrupt
*/
public static void picture(double x, double y, String s, double w, double h, double degrees) {
Image image = getImage(s);
double xs = scaleX(x);
double ys = scaleY(y);
double ws = factorX(w);
double hs = factorY(h);
if (ws < 0 || hs < 0) throw new RuntimeException("image " + s + " is corrupt");
if (ws <= 1 && hs <= 1) pixel(x, y);
offscreen.rotate(Math.toRadians(-degrees), xs, ys);
offscreen.drawImage(
image,
(int) Math.round(xs - ws / 2.0),
(int) Math.round(ys - hs / 2.0),
(int) Math.round(ws),
(int) Math.round(hs),
null);
offscreen.rotate(Math.toRadians(+degrees), xs, ys);
draw();
}
/**
* Draw picture (gif, jpg, or png) centered on (x, y), rescaled to w-by-h.
*
* @param x the center x coordinate of the image
* @param y the center y coordinate of the image
* @param s the name of the image/picture, e.g., "ball.gif"
* @param w the width of the image
* @param h the height of the image
* @throws RuntimeException if the width height are negative
* @throws RuntimeException if the image is corrupt
*/
public static void picture(double x, double y, String s, double w, double h) {
Image image = getImage(s);
double xs = scaleX(x);
double ys = scaleY(y);
if (w < 0) throw new RuntimeException("width is negative: " + w);
if (h < 0) throw new RuntimeException("height is negative: " + h);
double ws = factorX(w);
double hs = factorY(h);
if (ws < 0 || hs < 0) throw new RuntimeException("image " + s + " is corrupt");
if (ws <= 1 && hs <= 1) pixel(x, y);
else {
offscreen.drawImage(
image,
(int) Math.round(xs - ws / 2.0),
(int) Math.round(ys - hs / 2.0),
(int) Math.round(ws),
(int) Math.round(hs),
null);
}
draw();
}
public BufferedImage composeImageForSector(
Sector sector,
int imageWidth,
int imageHeight,
int levelNumber,
String mimeType,
boolean abortOnError,
BufferedImage image) {
if (sector == null) {
String message = Logging.getMessage("nullValue.SectorIsNull");
Logging.logger().severe(message);
throw new IllegalStateException(message);
}
if (levelNumber < 0) {
levelNumber = this.levels.getLastLevel().getLevelNumber();
} else if (levelNumber > this.levels.getLastLevel().getLevelNumber()) {
Logging.logger()
.warning(
Logging.getMessage(
"generic.LevelRequestedGreaterThanMaxLevel",
levelNumber,
this.levels.getLastLevel().getLevelNumber()));
levelNumber = this.levels.getLastLevel().getLevelNumber();
}
MercatorTextureTile[][] tiles = this.getTilesInSector(sector, levelNumber);
if (tiles.length == 0 || tiles[0].length == 0) {
Logging.logger().severe(Logging.getMessage("layers.TiledImageLayer.NoImagesAvailable"));
return null;
}
if (image == null)
image = new BufferedImage(imageWidth, imageHeight, BufferedImage.TYPE_INT_RGB);
Graphics2D g = image.createGraphics();
for (MercatorTextureTile[] row : tiles) {
for (MercatorTextureTile tile : row) {
if (tile == null) continue;
BufferedImage tileImage;
try {
tileImage = this.getImage(tile, mimeType);
double sh =
((double) imageHeight / (double) tileImage.getHeight())
* (tile.getSector().getDeltaLat().divide(sector.getDeltaLat()));
double sw =
((double) imageWidth / (double) tileImage.getWidth())
* (tile.getSector().getDeltaLon().divide(sector.getDeltaLon()));
double dh =
imageHeight
* (-tile.getSector().getMaxLatitude().subtract(sector.getMaxLatitude()).degrees
/ sector.getDeltaLat().degrees);
double dw =
imageWidth
* (tile.getSector().getMinLongitude().subtract(sector.getMinLongitude()).degrees
/ sector.getDeltaLon().degrees);
AffineTransform txf = g.getTransform();
g.translate(dw, dh);
g.scale(sw, sh);
g.drawImage(tileImage, 0, 0, null);
g.setTransform(txf);
} catch (Exception e) {
if (abortOnError) throw new RuntimeException(e);
String message =
Logging.getMessage("generic.ExceptionWhileRequestingImage", tile.getPath());
Logging.logger().log(java.util.logging.Level.WARNING, message, e);
}
}
}
return image;
}
// draw onscreen if defer is false
private static void draw() {
if (defer) return;
onscreen.drawImage(offscreenImage, 0, 0, null);
frame.repaint();
}
// Although it presently returns a boolean, that was only needed
// during my aborted attempted at animated graphics primitives.
// Until those become a reality the boolean value returned by this
// routine is unnecessary
public boolean animate(int sAt, boolean forward) {
int x;
LinkedList lt = null;
animation_done =
true; // May be re-set in paintComponent via indirect paintImmediately call at end
// Was used in aborted attempted to
// introduce animated primitives. Now
// it's probably excess baggage that
// remains because I still have hopes
// of eventually having animated
// primitives
if (getSize().width != 0 && getSize().height != 0) {
my_width = getSize().width; // set dimensions
my_height = getSize().height;
} else {
my_width = GaigsAV.preferred_width; // set dimensions
my_height = GaigsAV.preferred_height;
}
// First capture the new image in a buffer called image2
SnapAt = sAt;
BufferedImage image2 = new BufferedImage(my_width, my_height, BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = (Graphics2D) image2.getGraphics(); // need a separate object each time?
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.setColor(Color.WHITE);
g2.fillRect(0, 0, my_width, my_height);
// Set horizoff and vertoff to properly center the visualization in the
// viewing window. This is not quite perfect because visualizations
// that are not properly centered within their [0,1] localized
// coordinates will not be perfectly centered, but it is much better
// than it was previously.
if (no_mouse_drag) {
horizoff = (my_width - GaigsAV.preferred_width) / 2;
vertoff = (my_height - GaigsAV.preferred_height) / 2;
}
list_of_snapshots.reset();
x = 0;
lt = new LinkedList();
while (x < SnapAt && list_of_snapshots.hasMoreElements()) {
lt = (LinkedList) list_of_snapshots.nextElement();
x++;
}
lt.reset();
animation_done = true;
// System.out.println("before loop " + horizoff);
while (lt.hasMoreElements()) {
obj tempObj = (obj) lt.nextElement();
animation_done =
animation_done && (tempObj.execute(g2 /*offscreen*/, zoom, vertoff, horizoff));
// System.out.println("in loop");
}
// Next capture the image we are coming from in a buffer called image1
SnapAt = (forward ? sAt - 1 : sAt + 1);
BufferedImage image1 = new BufferedImage(my_width, my_height, BufferedImage.TYPE_INT_RGB);
Graphics2D g1 = (Graphics2D) image1.getGraphics(); // need a separate object each time?
g1.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g1.setColor(Color.WHITE);
g1.fillRect(0, 0, my_width, my_height);
// Set horizoff and vertoff to properly center the visualization in the
// viewing window. This is not quite perfect because visualizations
// that are not properly centered within their [0,1] localized
// coordinates will not be perfectly centered, but it is much better
// than it was previously.
if (no_mouse_drag) {
horizoff = (my_width - GaigsAV.preferred_width) / 2;
vertoff = (my_height - GaigsAV.preferred_height) / 2;
}
list_of_snapshots.reset();
x = 0;
lt = new LinkedList();
while (x < SnapAt && list_of_snapshots.hasMoreElements()) {
lt = (LinkedList) list_of_snapshots.nextElement();
x++;
}
lt.reset();
animation_done = true;
// System.out.println("before loop " + horizoff);
while (lt.hasMoreElements()) {
obj tempObj = (obj) lt.nextElement();
animation_done =
animation_done && (tempObj.execute(g1 /*offscreen*/, zoom, vertoff, horizoff));
// System.out.println("in loop");
}
// Now slide from image1 to image2
// From the gaff Visualizer by Chris Gaffney
// double step = 4; // Adjust this for more/less granularity between images
double step = 40; // Adjust this for more/less granularity between images
Image buffer = getGraphicsConfiguration().createCompatibleVolatileImage(my_width, my_height);
Graphics2D g2d = (Graphics2D) buffer.getGraphics();
AffineTransform trans = AffineTransform.getTranslateInstance(step * (forward ? -1 : 1), 0);
// AffineTransform orig = g2d.getTransform();
Shape mask = createMask(my_width, my_height);
for (double i = 0; i < my_width; i += step) {
if (i + step > my_width) // last time through loop, so adjust transform
trans =
AffineTransform.getTranslateInstance(((double) (my_width - i)) * (forward ? -1 : 1), 0);
g2d.transform(trans);
g2d.drawImage(image1, 0, 0, this);
g2d.setColor(Color.BLACK);
g2d.fill(mask);
AffineTransform last = g2d.getTransform();
g2d.transform(AffineTransform.getTranslateInstance(my_width * (-1 * (forward ? -1 : 1)), 0));
g2d.drawImage(image2, 0, 0, this);
g2d.setColor(Color.BLACK);
g2d.fill(mask);
g2d.setTransform(last);
this.my_image = buffer;
repaint();
try {
Thread.sleep(10);
} catch (InterruptedException e) {
}
}
Image b = getGraphicsConfiguration().createCompatibleImage(my_width, my_height);
b.getGraphics().drawImage(buffer, 0, 0, null);
this.my_image = b;
return animation_done;
}
/** Get an image based on index numbers */
public BufferedImage getIndexedImage(
int x, int y, int zoom, int cacheZoom, GMapListener listener) {
if (listener != null) {
if (!getGDataSource().isCached(x, y, zoom)) {
listener.updateGMapPainting();
listener.updateGMapMessage(GMap.MESSAGE_DOWNLOADING);
} else {
listener.updateGMapMessage(GMap.MESSAGE_PAINTING);
}
}
BufferedImage thumbImage = getGDataSource().getImage(x, y, zoom, true);
if (thumbImage == null) return defaultImage;
// if we dont have to paint cache, return here
if (cacheZoom == (GPhysicalPoint.MIN_ZOOM - 1) || cacheZoom >= zoom) return thumbImage;
BufferedImage paintedImage =
new BufferedImage(
GDataSource.sourceSize.width,
GDataSource.sourceSize.height,
BufferedImage.TYPE_INT_ARGB);
Graphics2D graphics2D = paintedImage.createGraphics();
graphics2D.drawImage(
thumbImage, 0, 0, GDataSource.sourceSize.width, GDataSource.sourceSize.height, null);
// now lets move to painting the cache
double imageNum = Math.pow(2, zoom - cacheZoom);
// draw cache lines
int startX = (int) (imageNum * x);
int startY = (int) (imageNum * y);
// get composite to restore later, set new transparent composite
Composite originalComposite = graphics2D.getComposite();
graphics2D.setComposite(opacity40);
// draw grid
for (int i = 0; i < imageNum; i++) {
for (int j = 0; j < imageNum; j++) {
// points
Point upperLeft =
new Point(
(int) (GDataSource.sourceSize.width / imageNum) * i,
(int) (GDataSource.sourceSize.height / imageNum) * j);
Dimension size =
new Dimension(
(int) (GDataSource.sourceSize.width / imageNum),
(int) (GDataSource.sourceSize.height / imageNum));
// draw lines
graphics2D.setColor(new Color(100, 100, 100));
graphics2D.drawLine(upperLeft.x, upperLeft.y, upperLeft.x + size.width, upperLeft.y);
graphics2D.drawLine(upperLeft.x, upperLeft.y, upperLeft.x, upperLeft.y + size.height);
// check if file exists
if (getGDataSource().isCached(startX + i, startY + j, cacheZoom))
graphics2D.setColor(Color.RED);
else graphics2D.setColor(new Color(155, 155, 155));
// shade rectangle
graphics2D.fillRect(upperLeft.x, upperLeft.y, size.width, size.height);
}
}
// restore composite
graphics2D.setComposite(originalComposite);
return paintedImage;
}
private BufferedImage getSpecificImage(
int x,
int y,
int w,
int h,
int imgIndexX,
int imgIndexY,
BufferedImage buffImg,
int zoom,
int cachedZoom,
GMapListener listener,
boolean localFilesOnly) {
int xIndex = x / GDataSource.sourceSize.width;
int yIndex = y / GDataSource.sourceSize.height;
xIndex += imgIndexX;
yIndex += imgIndexY;
BufferedImage image = null;
if (!localFilesOnly || getGDataSource().isCached(xIndex, yIndex, zoom))
image = getIndexedImage(xIndex, yIndex, zoom, cachedZoom, listener);
int xCoord = x % GDataSource.sourceSize.width;
int yCoord = y % GDataSource.sourceSize.height;
// Checks for invalid xCoord and yCoord
if (xCoord < 0) {
xCoord = 0;
}
if (yCoord < 0) {
yCoord = 0;
}
// get info about the image
Dimension imageSize =
new Dimension(getGDataSource().sourceSize.width, getGDataSource().sourceSize.height);
// find the width of what we CAN paint
int initPaintWidth = imageSize.width - xCoord;
int initPaintHeight = imageSize.height - yCoord;
int paintWidth = initPaintWidth;
int paintHeight = initPaintHeight;
int rowImages = numOfRows(x, y, h, zoom, cachedZoom);
int colImages = numOfCols(x, y, w, zoom, cachedZoom);
if (imgIndexX >= colImages || imgIndexY >= rowImages) {
return null;
}
int xImage = 0;
int yImage = 0;
int xInitCoord = xCoord;
int yInitCoord = yCoord;
if (imgIndexX > 0) {
xImage = initPaintWidth + (imgIndexX - 1) * imageSize.width;
xCoord = 0;
if (imgIndexX < (colImages - 1)) {
paintWidth = imageSize.width;
} else {
paintWidth = w - ((colImages - 2) * imageSize.width) - (imageSize.width - xInitCoord);
}
}
if (imgIndexY > 0) {
yImage = initPaintHeight + (imgIndexY - 1) * imageSize.height;
yCoord = 0;
if (imgIndexY < (rowImages - 1)) {
paintHeight = imageSize.height;
} else {
paintHeight = h - ((rowImages - 2) * imageSize.height) - (imageSize.height - yInitCoord);
}
}
if (buffImg != null) {
Graphics2D g = (Graphics2D) buffImg.getGraphics();
if (image != null) {
// System.out.println(xCoord + ":" + yCoord + ":" + paintWidth + ":" + paintHeight);
g.drawImage(
image.getSubimage(xCoord, yCoord, paintWidth, paintHeight),
xImage,
yImage,
paintWidth,
paintHeight,
null);
} else {
Composite originalComposite = g.getComposite();
g.setComposite(opacity40);
g.setColor(Color.BLACK);
g.fillRect(xImage, yImage, paintWidth, paintHeight);
g.setComposite(originalComposite);
}
}
return buffImg;
}
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
int width = 640 - image.getWidth(this);
int height = 480 - image.getHeight(this);
g2d.drawImage(image, rand.nextInt(width), rand.nextInt(height), this);
}
