Honeycombs: Difference between revisions

class Hexagon extends Polygon {

final Color baseColor = Color.yellow;

final Color selectedColor = Color.magenta;

final char letter;

private boolean hasBeenSelected = false;

Hexagon(int x, int y, int halfWidth, char c) {

letter = c;

for (int i = 0; i < 6; i++)

addPoint((int) (x + halfWidth * Math.cos(i * Math.PI / 3)),

(int) (y + halfWidth * Math.sin(i * Math.PI / 3)));

getBounds();

}

void setSelected() {

hasBeenSelected = true;

}

void draw(Graphics2D g) {

g.setColor(hasBeenSelected ? selectedColor : baseColor);

g.fillPolygon(this);

g.setStroke(new BasicStroke(3));

g.setColor(Color.black);

g.drawPolygon(this);

g.setColor(hasBeenSelected ? Color.black : Color.red);

drawCenteredString(String.valueOf(letter), g);

}

void drawCenteredString(String s, Graphics2D g) {

g.setFont(new Font("SansSerif", Font.BOLD, 30));

FontMetrics fm = g.getFontMetrics();

int asc = fm.getAscent();

int dec = fm.getDescent();

int x = bounds.x + (bounds.width - fm.stringWidth(s)) / 2;

int y = bounds.y + (asc + (bounds.height - (asc + dec)) / 2);

g.drawString(s, x, y);

}

}

int x = i < 12 ? x1 + (i % 3) * w : x2 + (i % 2) * w;

int y = i < 12 ? y1 + (i / 3) * h : y2 + ((i - 12) / 2) * h;