public Letter[] getOpenCirclePositionAsLetters() {
openCircle = getOpenCircle();
if (openCircle == null) {
return null;
}
int x = openCircle.getLocation()[0] + (openCircle.getWidth() / 2);
int y = openCircle.getLocation()[1] + (openCircle.getHeight() / 2);
return getPostionLetters(x, y);
}
/**
* returns the Circles Bounds on the Captcha TODO geht nur bei x entlang sollte noch bei y gemacht
* werden um bessere ergebnisse zu bekommen
*
* @param pixelObject
* @param captcha
* @return
*/
private int[] getBounds(PixelObject pixelObject) {
if (pixelObject.getSize() < 5 || pixelObject.getArea() < minArea) {
return null;
}
Letter let = pixelObject.toColoredLetter();
int r = let.getWidth() / 2;
try {
int ratio = pixelObject.getHeight() * 100 / pixelObject.getWidth();
if ((ratio > 95 && ratio < 105)
|| equalElements(let.getGrid()[r][0], let.getGrid()[0][r])
|| equalElements(let.getGrid()[r][let.getWidth() - 1], let.getGrid()[0][r])
|| equalElements(let.getGrid()[r][0], let.getGrid()[let.getWidth() - 1][r])
|| equalElements(
let.getGrid()[r][let.getWidth() - 1], let.getGrid()[let.getWidth() - 1][r])) {
return new int[] {let.getLocation()[0] + r, let.getLocation()[1] + let.getWidth()};
}
} catch (Exception e) {
}
java.util.List<int[]> best = new ArrayList<int[]>();
int h = let.getLocation()[1] + let.getHeight();
for (int x = let.getLocation()[0]; x < let.getLocation()[0] + let.getWidth(); x++) {
int y = let.getLocation()[1];
int c = captcha.grid[x][y];
if (!isBackground(c)) {
y++;
for (; y < h; y++) {
if (isBackground(captcha.grid[x][y])) {
break;
}
}
// if (oldy == y || h < y) continue;
int oldy = y;
for (; y < h; y++) {
if (!isBackground(captcha.grid[x][y]) && equalElements(c, captcha.grid[x][y])) {
break;
}
}
if (oldy == y || h < y) {
continue;
}
oldy = y;
for (; y < h; y++) {
if (isBackground(captcha.grid[x][y])) {
break;
}
}
if (oldy == y) {
continue;
}
if (y == let.getHeight() && Math.abs(let.getHeight() - let.getWidth()) > 15) {
continue;
}
if (best.size() > 0) {
if (y > best.get(0)[0]) {
best = new ArrayList<int[]>();
best.add(new int[] {x, y});
} else if (y == best.get(0)[1]) {
best.add(new int[] {x, y});
}
} else {
best.add(new int[] {x, y});
}
}
}
if (best.size() == 0) {
return null;
} else {
int x = 0;
for (int[] is : best) {
x += is[0];
}
return new int[] {x / best.size(), best.get(0)[1]};
}
}