/**
* 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;
}
// initialize default image
private BufferedImage getDefaultImage(int w, int h) {
BufferedImage defaultImage = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
Graphics2D graphics2D = defaultImage.createGraphics();
graphics2D.setColor(new Color(200, 200, 200));
graphics2D.fillRect(0, 0, w, h);
graphics2D.setColor(new Color(130, 130, 130));
graphics2D.drawRect(0, 0, w - 1, h - 1);
return defaultImage;
}
// init
private static void init() {
if (frame != null) frame.setVisible(false);
frame = new JFrame();
offscreenImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
onscreenImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
offscreen = offscreenImage.createGraphics();
onscreen = onscreenImage.createGraphics();
setXscale();
setYscale();
offscreen.setColor(DEFAULT_CLEAR_COLOR);
offscreen.fillRect(0, 0, width, height);
setPenColor();
setPenRadius();
setFont();
clear();
// add anti-aliasing
RenderingHints hints =
new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
hints.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
offscreen.addRenderingHints(hints);
// frame stuff
ImageIcon icon = new ImageIcon(onscreenImage);
JLabel draw = new JLabel(icon);
draw.addMouseListener(std);
draw.addMouseMotionListener(std);
frame.setContentPane(draw);
frame.addKeyListener(std); // JLabel cannot get keyboard focus
frame.setResizable(false);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); // closes all windows
// frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); // closes only current window
frame.setTitle("Standard Draw");
frame.setJMenuBar(createMenuBar());
frame.pack();
frame.requestFocusInWindow();
frame.setVisible(true);
}
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;
}
/** 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;
}
/**
* Creates new frame image from current data (and previous frames as specified by their
* disposition codes).
*/
protected void setPixels() {
// expose destination image's pixels as int array
int[] dest = ((DataBufferInt) image.getRaster().getDataBuffer()).getData();
// fill in starting image contents based on last image's dispose code
if (lastDispose > 0) {
if (lastDispose == 3) {
// use image before last
int n = frameCount - 2;
if (n > 0) {
lastImage = getFrame(n - 1);
} else {
lastImage = null;
}
}
if (lastImage != null) {
int[] prev = ((DataBufferInt) lastImage.getRaster().getDataBuffer()).getData();
System.arraycopy(prev, 0, dest, 0, width * height);
// copy pixels
if (lastDispose == 2) {
// fill last image rect area with background color
Graphics2D g = image.createGraphics();
Color c = null;
if (transparency) {
c = new Color(0, 0, 0, 0); // assume background is transparent
} else {
c = new Color(lastBgColor); // use given background color
}
g.setColor(c);
g.setComposite(AlphaComposite.Src); // replace area
g.fill(lastRect);
g.dispose();
}
}
}
// copy each source line to the appropriate place in the destination
int pass = 1;
int inc = 8;
int iline = 0;
for (int i = 0; i < ih; i++) {
int line = i;
if (interlace) {
if (iline >= ih) {
pass++;
switch (pass) {
case 2:
iline = 4;
break;
case 3:
iline = 2;
inc = 4;
break;
case 4:
iline = 1;
inc = 2;
}
}
line = iline;
iline += inc;
}
line += iy;
if (line < height) {
int k = line * width;
int dx = k + ix; // start of line in dest
int dlim = dx + iw; // end of dest line
if ((k + width) < dlim) {
dlim = k + width; // past dest edge
}
int sx = i * iw; // start of line in source
while (dx < dlim) {
// map color and insert in destination
int index = ((int) pixels[sx++]) & 0xff;
int c = act[index];
if (c != 0) {
dest[dx] = c;
}
dx++;
}
}
}
}
