/**
* Gets the Image used to draw the tile at the given x and y coordinates.
*
* @param x The x coordinate of the tile whose image should be retrieved
* @param y The y coordinate of the tile whose image should be retrieved
* @param layerIndex The index of the layer on which the tile whose image should be retrieve
* exists
* @return The image used to draw the specified tile or null if there is no image for the
* specified tile.
*/
public Image getTileImage(int x, int y, int layerIndex) {
Layer layer = (Layer) layers.get(layerIndex);
int tileSetIndex = layer.data[x][y][0];
if ((tileSetIndex >= 0) && (tileSetIndex < tileSets.size())) {
TileSet tileSet = (TileSet) tileSets.get(tileSetIndex);
int sheetX = tileSet.getTileX(layer.data[x][y][1]);
int sheetY = tileSet.getTileY(layer.data[x][y][1]);
return tileSet.tiles.getSprite(sheetX, sheetY);
}
return null;
}
