public Snake merge(Snake other, StringBounder stringBounder) {
final MergeStrategy strategy = this.mergeable.max(other.mergeable);
if (strategy == MergeStrategy.NONE) {
return null;
}
if (TextBlockUtils.isEmpty(other.textBlock, stringBounder) == false) {
return null;
// System.err.println("merge other.textBlock="+other.textBlock+"
// "+other.textBlock.calculateDimension(TextBlockUtils.getDummyStringBounder()));
}
// if (other.textBlock != null) {
// return null;
// }
if (same(this.getLast(), other.getFirst())) {
final UPolygon oneOf = other.endDecoration == null ? endDecoration : other.endDecoration;
final Snake result = new Snake(color, oneOf);
result.emphasizeDirection =
emphasizeDirection == null ? other.emphasizeDirection : emphasizeDirection;
result.worm.addAll(this.worm.merge(other.worm, strategy));
result.mergeable = strategy;
return result;
}
if (same(this.getFirst(), other.getLast())) {
return other.merge(this, stringBounder);
}
return null;
}
public Snake move(double dx, double dy) {
final Snake result = new Snake(color, endDecoration);
for (Point2D pt : worm) {
result.addPoint(pt.getX() + dx, pt.getY() + dy);
}
result.textBlock = this.textBlock;
result.mergeable = this.mergeable;
result.emphasizeDirection = this.emphasizeDirection;
return result;
}
public Snake transformX(CompressionTransform compressionTransform) {
final Snake result = new Snake(color, endDecoration);
result.textBlock = this.textBlock;
result.mergeable = this.mergeable;
result.emphasizeDirection = this.emphasizeDirection;
for (Point2D.Double pt : worm) {
final double x = compressionTransform.transform(pt.x);
final double y = pt.y;
result.addPoint(x, y);
}
return result;
}