/**
* renders one point to the submitted graphic context considering the also submitted projection
*
* @param g
* @param point
* @param projection
* @param image
* @param dis displacement
*/
private void drawPoint(
Graphics2D g, Point point, GeoTransform projection, Image image, double[] dis) {
Envelope destSize = projection.getDestRect();
Position source = point.getPosition();
int x = (int) Math.round(projection.getDestX(source.getX()) + 0.5 + dis[0]);
int y = (int) Math.round(projection.getDestY(source.getY()) + 0.5 + dis[1]);
int x_ = x - (image.getWidth(null) >> 1);
int y_ = y - (image.getHeight(null) >> 1);
int dx = Math.min(image.getWidth(null), (int) destSize.getWidth() - x_);
int dy = Math.min(image.getHeight(null), (int) destSize.getHeight() - y_);
int tx = Math.min((int) destSize.getWidth(), x_ + image.getWidth(null));
int ty = Math.min((int) destSize.getHeight(), y_ + image.getHeight(null));
g.drawImage(image, x_, y_, tx, ty, 0, 0, dx, dy, null);
}
/**
* returns the minimum coordinate of the envelope of the geometry encoded by the passed node as a
* double array
*
* @param node
* @return the minimum coordinate of the envelope of the geometry encoded by the passed node as a
* double array
* @throws GeometryException
*/
public static String getMaxAsArray(Node node) throws GeometryException {
if (node == null) {
return "";
}
Geometry geometry = GMLGeometryAdapter.wrap((Element) node, null);
if (geometry instanceof Point) {
return "";
}
Envelope env = geometry.getEnvelope();
StringBuffer sb = new StringBuffer(100);
Position pos = env.getMax();
int dim = pos.getCoordinateDimension();
double[] d = pos.getAsArray();
for (int i = 0; i < dim - 1; i++) {
sb.append(Double.toString(d[i])).append(' ');
}
sb.append(Double.toString(d[dim - 1]));
return sb.toString();
}
