/** Set the cavern to be all light (light = true) or all dark. */
public void setLighting(boolean light) {
for (int i = 0; i < cavern.getRowCount(); i++) {
for (int j = 0; j < cavern.getColumnCount(); j++) {
visited[i][j] = light;
}
}
repaint();
}
/** The screen size has changed. Adjust the maze panel to (width, height). */
void updateScreenSize(int width, int height) {
TILE_WIDTH = (int) (width * 1.0 / cavern.getColumnCount());
TILE_HEIGHT = (int) (height * 0.95 / cavern.getRowCount());
// Force tiles to be square
TILE_WIDTH = Math.min(TILE_WIDTH, TILE_HEIGHT);
TILE_HEIGHT = Math.min(TILE_WIDTH, TILE_HEIGHT);
repaint();
}
/**
* Create a new MazePanel of a given size
*
* @param cav The Cavern to display
* @param screenWidth The width of the panel, in pixels
* @param screenHeight The height of the panel, in pixels
* @param gui The GUI that owns this MazePanel
*/
public MazePanel(Cavern cav, int screenWidth, int screenHeight, GUI gui) {
cavern = cav;
visited = new boolean[cavern.getRowCount()][cavern.getColumnCount()];
// Compute the dimensions of an individual tile
TILE_WIDTH = (int) (screenWidth * 1.0 / cavern.getColumnCount());
TILE_HEIGHT = (int) (screenHeight * 0.95 / cavern.getRowCount());
// Force tiles to be square
TILE_WIDTH = Math.min(TILE_WIDTH, TILE_HEIGHT);
TILE_HEIGHT = Math.min(TILE_WIDTH, TILE_HEIGHT);
// Load content
try {
path = ImageIO.read(new File(PATH_PATH));
wall = ImageIO.read(new File(WALL_PATH));
orb = ImageIO.read(new File(ORB_PATH));
coinSheet = new Sprite(COIN_PATH, 32, 32, 1);
entrance = ImageIO.read(new File(ENTRANCE_PATH));
tasty = ImageIO.read(new File(TASTY_PATH));
background = ImageIO.read(new File(BACKGROUND_PATH));
} catch (IOException e) {
throw new IllegalArgumentException("Can't find input file : " + e.toString());
}
// Create the dark path
darkness = new Color(0, 0, 0, (int) (256 - 256 * DARK_FACTOR));
// Add listener for clicking tiles
addMouseListener(
new MouseAdapter() {
@Override
public void mousePressed(MouseEvent e) {
int row = e.getY() / TILE_HEIGHT;
int col = e.getX() / TILE_WIDTH;
if (row < cavern.getRowCount() && col < cavern.getColumnCount()) {
gui.selectNode(cavern.getNodeAt(row, col));
}
}
});
}
/** Draw the maze on the screen. */
@Override
public void paintComponent(Graphics page) {
super.paintComponent(page);
for (int i = 0; i < getWidth(); i += 100) {
page.drawImage(background, i, 0, 100, getHeight(), null);
}
page.setColor(darkness);
// Draw the maze tiles
for (int row = 0; row < cavern.getRowCount(); row++) {
for (int col = 0; col < cavern.getColumnCount(); col++) {
// This is a walkable tile
if (cavern.getTileAt(row, col).getType() != Tile.Type.WALL) {
// Draw the path image to the background
page.drawImage(path, TILE_WIDTH * col, TILE_HEIGHT * row, TILE_WIDTH, TILE_HEIGHT, null);
// Darken this tile if we haven't been there yet
if (!visited[row][col]) {
page.fillRect(TILE_WIDTH * col, TILE_HEIGHT * row, TILE_WIDTH, TILE_HEIGHT);
}
// If this is the goal, draw the orb
if (cavern.getTileAt(row, col).getType() == Tile.Type.ORB) {
page.drawImage(orb, TILE_WIDTH * col, TILE_HEIGHT * row, TILE_WIDTH, TILE_HEIGHT, null);
}
// If there is a coin here, draw it
if (cavern.getTileAt(row, col).getGold() > 0) {
page.drawImage(
getGoldIcon(cavern.getNodeAt(row, col)),
TILE_WIDTH * col,
TILE_HEIGHT * row,
TILE_WIDTH,
TILE_HEIGHT,
null);
}
// If this tile is the entrance, draw the graphic
if (cavern.getTileAt(row, col).getType() == Tile.Type.ENTRANCE) {
page.drawImage(
entrance, TILE_WIDTH * col, TILE_HEIGHT * row, TILE_WIDTH, TILE_HEIGHT, null);
}
}
// This is a wall
else {
page.drawImage(wall, TILE_WIDTH * col, TILE_HEIGHT * row, TILE_WIDTH, TILE_HEIGHT, null);
}
}
}
}