public Rectangle2D.Double layout(
CompositeFigure compositeFigure, Point2D.Double anchor, Point2D.Double lead) {
Rectangle2D.Double bounds = null;
for (Figure child : compositeFigure.getChildren()) {
Locator locator = getLocator(child);
Rectangle2D.Double r;
if (locator == null) {
r = child.getBounds();
} else {
Point2D.Double p = locator.locate(compositeFigure, child);
Dimension2DDouble d = child.getPreferredSize();
r = new Rectangle2D.Double(p.x, p.y, d.width, d.height);
}
child.willChange();
child.setBounds(
new Point2D.Double(r.getMinX(), r.getMinY()),
new Point2D.Double(r.getMaxX(), r.getMaxY()));
child.changed();
if (!r.isEmpty()) {
if (bounds == null) {
bounds = r;
} else {
bounds.add(r);
}
}
}
return (bounds == null) ? new Rectangle2D.Double() : bounds;
}
@Override
public Rectangle2D.Double getDrawingArea() {
Rectangle2D.Double r =
new Rectangle2D.Double(
rec.getMinX() - 10, rec.getMinY() - 10, rec.getMaxX() + 10, rec.getMaxY() + 10);
return r;
}
// robot reference point is the origin
public CSpace(Polygon robot, PolygonMap map) {
Rectangle2D.Double worldRect = map.getWorldRect();
constructor(
robot, worldRect.getMinX(), worldRect.getMinY(), worldRect.getMaxX(), worldRect.getMaxY());
for (PolygonObstacle obstacle : map.getObstacles()) {
addObstacle(obstacle);
}
}
private void createLine() {
if (lines == null) {
lines = new ArrayList<Figure>();
linesButt = new ArrayList<Figure>();
}
CurveFigure line0;
CurveFigure line1;
CurveFigure line2;
CurveFigure line3;
if (lines.isEmpty()) {
line0 = new CurveFigure();
line1 = new CurveFigure();
line2 = new CurveFigure();
line3 = new CurveFigure();
} else {
line0 = (CurveFigure) linesButt.get(0);
line1 = (CurveFigure) lines.get(0);
line2 = (CurveFigure) linesButt.get(1);
line3 = (CurveFigure) lines.get(1);
}
line0.setStartPoint(new Point2D.Double(rec.getMinX(), rec.getMinY()));
line0.setEndPoint(new Point2D.Double(rec.getMaxX(), rec.getMinY()));
line0.setDirection(-1);
line1.setStartPoint(new Point2D.Double(rec.getMaxX(), rec.getMinY()));
line1.setEndPoint(new Point2D.Double(rec.getMaxX(), rec.getMaxY()));
line1.setDirection(-1);
line2.setStartPoint(new Point2D.Double(rec.getMaxX(), rec.getMaxY()));
line2.setEndPoint(new Point2D.Double(rec.getMinX(), rec.getMaxY()));
line2.setDirection(1);
line3.setStartPoint(new Point2D.Double(rec.getMinX(), rec.getMaxY()));
line3.setEndPoint(new Point2D.Double(rec.getMinX(), rec.getMinY()));
line3.setDirection(-1);
if (lines.isEmpty()) {
linesButt.add(line0);
lines.add(line1);
linesButt.add(line2);
lines.add(line3);
}
}
/**
* Returns the distance from a point within a box to the edge of a box given the point and a
* heading in robocode degrees.
*
* @param x x-coordinate of point inside box
* @param y y-coordinate of point inside box
* @param headingRoboDegrees heading from point in robocode degrees
* @param box box containing point
* @return distance between point and edge of box given heading
*/
public static double getDistanceToIntersect(
double x, double y, double headingRoboDegrees, Rectangle2D.Double box) {
VelocityVector vv = new VelocityVector(headingRoboDegrees, 1);
double endX = (vv.getX() > 0) ? box.getMaxX() : box.getMinX();
double endY = (vv.getY() > 0) ? box.getMaxY() : box.getMinY();
double timeToX = (endX - x) / vv.getX();
double timeToY = (endY - y) / vv.getY();
double timeToIntercept = Math.min(timeToX, timeToY);
double x_i = x + timeToIntercept * vv.getX();
double y_i = y + timeToIntercept * vv.getY();
return getDistanceBetweenPoints(x, y, x_i, y_i);
}
public CSpace(Polygon robot, Rectangle2D.Double worldRect) {
constructor(
robot, worldRect.getMinX(), worldRect.getMinY(), worldRect.getMaxX(), worldRect.getMaxY());
}