protected void initBoard() {
numericBoardView = new TableLayout(this);
imageBoardView = new TableLayout(this);
final Board board = getBoardModel();
board.addMoveListener(this);
final int boardSize = getBoardSize();
numericCells = new TextView[boardSize][boardSize];
imageCells = new ImageView[boardSize][boardSize];
for (int i = 0; i < boardSize; i++) {
TableRow numericRow = new TableRow(this);
TableRow imageRow = new TableRow(this);
for (int j = 0; j < boardSize; j++) {
TextView numericCell = new TextView(this);
ImageView imageCell = new ImageView(this);
numericCells[i][j] = numericCell;
imageCells[i][j] = imageCell;
initNumericCell(numericCell);
initImageCell(imageCell);
numericRow.addView(numericCell);
imageRow.addView(imageCell);
}
numericBoardView.addView(numericRow);
imageBoardView.addView(imageRow);
}
countDownCell = new TextView(this);
initNumericCell(countDownCell);
}
/** Handles user's clicks and taps on the board. */
public void onClick(View v) {
final Object tag = v.getTag();
if (null == previewTimer && tag instanceof Tile) {
final Board board = getBoardModel();
final Move move = board.permittedMoveFor((Tile) tag);
if (null != move) {
board.move(move);
if (game.isSolved()) congratulate();
} else {
wrongClick();
}
}
}
protected void dimImmovableTiles(boolean on) {
final Board board = getBoardModel();
final int boardSize = board.getSize();
final int color = getResources().getColor(R.color.tile_dimmer);
for (int r = 0; r < boardSize; r++)
for (int c = 0; c < boardSize; c++) {
final ImageView cell = imageCells[r][c];
final Object tag = cell.getTag();
if (tag instanceof Tile
&& null == board.permittedMoveFor((Tile) tag)
&& 0 != ((Tile) tag).getNumber()) {
if (on) cell.setColorFilter(color);
else cell.clearColorFilter();
}
}
}
protected void resizeContent(final int screenWidth, final int screenHeight) {
if (null == game)
throw new IllegalStateException(this + " must be initialized with onCreate()");
final float imageRatio = game.isImageSelected() ? game.getImageAspectRatio() : 1f;
final int boardSize = getBoardSize();
final DisplayMetrics metrics = getResources().getDisplayMetrics();
// border width 1 dp rounded up to nearest whole pixels
final int borderWidth = (int) Math.ceil(metrics.density);
// calculate spacing allotment
final int spacing = borderWidth * 2 * boardSize;
if (screenWidth < spacing + boardSize || screenHeight < spacing + boardSize)
throw new UnsupportedOperationException(
"Screen size ("
+ screenWidth
+ " x "
+ screenHeight
+ ") too small for a board of "
+ boardSize
+ " rows");
final float adjustedScreenRatio = (float) (screenWidth - spacing) / (screenHeight - spacing);
int width, height;
if (adjustedScreenRatio > imageRatio) {
// scale to screen height
height = screenHeight;
// fix width = imageRatio * height
width = (int) (imageRatio * height);
if (width < spacing + boardSize)
throw new UnsupportedOperationException(
"Need a wider image to make a board: scaled to "
+ width
+ " pixels, need "
+ (spacing + boardSize));
} else {
// scale to screen width
width = screenWidth;
// fix height = width / imageRatio
height = (int) (width / imageRatio);
if (height < spacing + boardSize)
throw new UnsupportedOperationException(
"Need a taller image to make a board: scaled to "
+ height
+ " pixels, need "
+ (spacing + boardSize));
}
// make the dimensions divisible by row/column count
height -= height % boardSize;
width -= width % boardSize;
RelativeLayout.LayoutParams boardLayoutParams = new RelativeLayout.LayoutParams(width, height);
boardLayoutParams.addRule(RelativeLayout.CENTER_IN_PARENT);
numericBoardView.setLayoutParams(boardLayoutParams);
imageBoardView.setLayoutParams(boardLayoutParams);
// load and resize the image
width = width / boardSize - 2 * borderWidth;
height = height / boardSize - 2 * borderWidth;
game.setTileSize(width, height);
if (game.isImageSelected())
try {
game.loadImage(this);
} catch (ImageProcessingException failure) {
game.resetSelectedImage();
Log.e(getClass().getName(), failure.getMessage(), failure);
hideBoard();
alert(R.string.image_load_error);
return;
}
// size and fill cell views
TableRow.LayoutParams cellParams = new TableRow.LayoutParams(width, height);
cellParams.setMargins(borderWidth, borderWidth, borderWidth, borderWidth);
float fontSize = width * 4f / 3;
if (fontSize > height) fontSize = height;
fontSize *= .5f;
final Board board = getBoardModel();
for (int i = 0; i < boardSize; i++) {
for (int j = 0; j < boardSize; j++) {
TextView numericCell = numericCells[i][j];
numericCell.setLayoutParams(cellParams);
numericCell.setTextSize(TypedValue.COMPLEX_UNIT_PX, fontSize);
ImageView imageCell = imageCells[i][j];
imageCell.setLayoutParams(cellParams);
Tile tile = board.getTileAt(i, j);
assignTile(numericCell, tile);
assignTile(imageCell, tile);
}
}
countDownCell.setLayoutParams(cellParams);
countDownCell.setTextSize(TypedValue.COMPLEX_UNIT_PX, fontSize);
}