private void drawTile(GC gc, Rectangle bounds, Tile tile, boolean highlight) {
if (tile == null || tile.equals(Tile.NONE)) return;
gc.setClipping(bounds);
int x = bounds.x;
int y = bounds.y;
int w = bounds.width;
int h = bounds.height;
int s = Math.min(w, h);
int n = Math.max(s / 12, 1);
int x1 = x;
int x2 = x1 + n;
int x3 = x + s - n;
int x4 = x + s;
int y1 = y;
int y2 = y1 + n;
int y3 = y + s - n;
int y4 = y + s;
int[] p1 = new int[] {x1, y1, x4, y1, x3, y2, x2, y2, x2, y3, x1, y4};
int[] p2 = new int[] {x4, y4, x1, y4, x2, y3, x3, y3, x3, y2, x4, y1};
gc.setBackground(tileFill);
gc.fillRectangle(x, y, w, h);
gc.setBackground(highlight ? tileLightHighlight : tileLight);
gc.fillPolygon(p1);
gc.setBackground(highlight ? tileDarkHighlight : tileDark);
gc.fillPolygon(p2);
if (tile.isWild()) {
if (!bounds.contains(mousex, mousey)) {
return;
}
}
Font font = new Font(null, tileFont, s / 2 + 1, SWT.BOLD);
String string = Character.toString(tile.getLetter()).toUpperCase();
gc.setFont(font);
Point extent = gc.stringExtent(string);
int sx = x + w / 2 - extent.x / 2 - n; // n * 2; //w / 2 - extent.x / 2 - s/8;
int sy = y + h / 2 - extent.y / 2;
gc.setForeground(textColor);
gc.drawString(string, sx, sy, true);
font.dispose();
font = new Font(null, tileFont, s / 5, SWT.BOLD);
string = Integer.toString(game.getTileValues().getValue(tile));
gc.setFont(font);
extent = gc.stringExtent(string);
sx = x + w - n - extent.x - 1;
sy = y + h - n - extent.y;
gc.setForeground(textColor);
gc.drawString(string, sx, sy, true);
font.dispose();
}
private boolean validatePlacedTiles() {
List<Tile> availableTiles = new ArrayList<Tile>();
ITileRack rack = getLocalTileRack();
if (rack != null) {
for (Tile tile : rack.getTiles()) {
availableTiles.add(tile);
}
}
for (Tile tile : placedTiles.values()) {
if (tile.isWild()) tile = new Tile('?');
if (!availableTiles.remove(tile)) {
return false;
}
}
return true;
}
private void doDrop(MouseEvent e) {
DragSource drag = this.drag;
this.drag = null;
if (drag == null) {
return;
}
while (tileRack.remove(Tile.NONE)) ;
for (DragTarget target : dragTargets) {
if (target.rectangle.contains(e.x, e.y)) {
if (target.y == -1) {
int x = target.x;
Tile[] tiles = tileRack.getTiles();
if (x < tiles.length && !tiles[x].equals(Tile.NONE)) {
tileRack.add(x, drag.tile);
pushRack();
return;
}
} else {
IBoard board = game.getBoard();
Tile current = board.getTile(target.y, target.x);
if (current.equals(Tile.NONE)) {
Point point = new Point(target.x, target.y);
if (!placedTiles.containsKey(point)) {
placedTiles.put(point, drag.tile);
updateMoveString();
return;
}
}
}
}
}
// return to source
if (drag.y == -1) {
tileRack.add(drag.tile);
pushRack();
} else {
placedTiles.put(new Point(drag.x, drag.y), drag.tile);
}
}
// create move based on placed tiles
private Move createMove() {
if (game == null) return null;
if (placedTiles.size() < 1) return null;
Point[] points = new Point[placedTiles.size()];
placedTiles.keySet().toArray(points);
IBoard board = game.getBoard();
boolean horizontal = true;
boolean vertical = true;
// vertical?
for (int i = 1; i < points.length; i++) {
Point point = points[i];
if (point.x != points[i - 1].x) {
vertical = false;
break;
}
}
// horizontal?
for (int i = 1; i < points.length; i++) {
Point point = points[i];
if (point.y != points[i - 1].y) {
horizontal = false;
break;
}
}
// scattered and invalid?
if (!horizontal && !vertical) {
return null;
}
// ambiguous?
if (horizontal && vertical) {
int x = points[0].x;
int y = points[0].y;
if (board.getTile(y, x - 1).equals(Tile.NONE) && board.getTile(y, x + 1).equals(Tile.NONE)) {
horizontal = false;
}
if (board.getTile(y - 1, x).equals(Tile.NONE) && board.getTile(y + 1, x).equals(Tile.NONE)) {
vertical = false;
}
// not adjacent to anything?
if (!horizontal && !vertical) {
return null;
}
// still ambiguous?
if (horizontal && vertical) {
// just pick one
horizontal = false;
}
}
Orientation orientation = vertical ? Orientation.VERTICAL : Orientation.HORIZONTAL;
int dx = orientation.getDx();
int dy = orientation.getDy();
// find first placed tile
int x = points[0].x;
int y = points[0].y;
for (int i = 1; i < points.length; i++) {
Point point = points[i];
if (point.x < x) x = point.x;
if (point.y < y) y = point.y;
}
// traverse on-board tiles backwards
while (!board.getTile(y - dy, x - dx).equals(Tile.NONE)) {
x -= dx;
y -= dy;
}
int row = y;
int column = x;
// build word
StringBuffer b = new StringBuffer();
while (true) {
Point point = new Point(x, y);
Tile tile = board.getTile(y, x);
if (tile == null || tile.equals(Tile.NONE)) {
tile = placedTiles.get(point);
}
if (tile == null || tile.equals(Tile.NONE)) {
break;
}
b.append(tile);
x += dx;
y += dy;
}
Move move = new Move();
move.setColumn(column);
move.setRow(row);
move.setOrientation(orientation);
move.setWord(Convert.toTiles(b.toString()));
return move;
}
private void keyPressed(KeyEvent e) {
if (game == null) return;
if (game.getGameState() != GameState.IN_PROGRESS) return;
char c = Character.toLowerCase(e.character);
if (c >= 'a' && c <= 'z') {
// type letters on the board
if (arrow != null) {
IBoard board = game.getBoard();
if (arrow.x >= board.getWidth()) return;
if (arrow.y >= board.getHeight()) return;
Tile boardTile = game.getBoard().getTile(arrow.y, arrow.x);
if (!boardTile.equals(Tile.NONE)) {
if (c == boardTile.getLetter()) {
arrow.advance();
redraw();
}
return;
}
Tile tile = new Tile(c);
boolean wild = false;
if (!tileRack.contains(tile)) {
tile = new Tile('?');
if (!tileRack.contains(tile)) {
return;
}
wild = true;
}
tileRack.remove(tile);
tile = new Tile(c, wild);
placedTiles.put(new Point(arrow.x, arrow.y), tile);
arrow.advance();
}
updateMoveString();
redraw();
} else if (c == SWT.DEL || c == SWT.BS) {
// backspace a typed character on the board
if (placedTiles.size() > 0) {
arrow.backup();
Point point = new Point(arrow.x, arrow.y);
Tile tile = placedTiles.get(point);
if (tile != null) {
if (tile.isWild()) tile = new Tile('?');
tileRack.add(tile);
placedTiles.remove(point);
} else {
arrow.advance();
}
updateMoveString();
redraw();
}
} else if (c == '1') {
// toggle coordinates
showCoordinates = !showCoordinates;
redraw();
} else if (e.keyCode == SWT.ESC) {
// clear typed characters
resetInput(true);
redraw();
} else if (e.keyCode == SWT.CR || e.keyCode == SWT.KEYPAD_CR) {
// submit move on enter key
done.run();
} else if (c == ' ') {
getLocalTileRack().shuffle();
resetInput(true);
redraw();
}
}
private void drawTile(IBoard b, GC gc, int x, int y, int xo, int yo, int size) {
gc.setClipping(xo, yo, size + 1, size + 1);
Color c = background;
if (b.getLetterMultiplier(y, x) == 2) c = doubleLetter;
else if (b.getLetterMultiplier(y, x) == 3) c = tripleLetter;
else if (b.getLetterMultiplier(y, x) == 4) c = quadLetter;
else if (b.getWordMultiplier(y, x) == 2) c = doubleWord;
else if (b.getWordMultiplier(y, x) == 3) c = tripleWord;
else if (b.getWordMultiplier(y, x) == 4) c = quadWord;
gc.setBackground(c);
gc.fillRectangle(xo, yo, size, size);
c = light;
if (b.getLetterMultiplier(y, x) == 2) c = doubleLetterLight;
else if (b.getLetterMultiplier(y, x) == 3) c = tripleLetterLight;
else if (b.getLetterMultiplier(y, x) == 4) c = quadLetterLight;
else if (b.getWordMultiplier(y, x) == 2) c = doubleWordLight;
else if (b.getWordMultiplier(y, x) == 3) c = tripleWordLight;
else if (b.getWordMultiplier(y, x) == 4) c = quadWordLight;
gc.setForeground(c);
gc.drawLine(xo, yo, xo + size, yo);
gc.drawLine(xo, yo, xo, yo + size);
gc.setForeground(dark);
gc.drawLine(xo + size, yo + size, xo + size, yo);
gc.drawLine(xo + size, yo + size, xo, yo + size);
Tile tile = b.getTile(y, x);
if (tile.equals(Tile.NONE)) {
for (Iterator i = placedTiles.entrySet().iterator(); i.hasNext(); ) {
Map.Entry entry = (Map.Entry) i.next();
Point point = (Point) entry.getKey();
if (point.x == x && point.y == y) {
tile = (Tile) entry.getValue();
DragSource source = new DragSource();
source.rectangle = new Rectangle(xo, yo, size + 1, size + 1);
source.x = x;
source.y = y;
source.tile = tile;
dragSources.put(source.rectangle, source);
}
}
}
boolean highlight = false;
IGameAction action = game.getLastAction();
if (action != null && action instanceof MoveAction) {
MoveAction moveAction = (MoveAction) action;
MoveResult result = moveAction.getMoveResult();
Tile[] tiles = result.getPreviousBoardState();
Move move = result.getMove();
Orientation orientation = move.getOrientation();
int dx = orientation.getDx();
int dy = orientation.getDy();
int mx = move.getColumn();
int my = move.getRow();
for (int i = 0; i < tiles.length; i++) {
Tile t = tiles[i];
if (mx == x && my == y && t.equals(Tile.NONE)) {
highlight = true;
}
mx += dx;
my += dy;
}
}
drawTile(gc, new Rectangle(xo, yo, size + 1, size + 1), tile, highlight);
if (arrow != null && arrow.x == x && arrow.y == y) {
drawArrow(gc, xo, yo, size);
}
}