/*******************************************************************************
* Copyright 2011 See AUTHORS file.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
package com.badlogic.gdx.maps.tiled;
import com.badlogic.gdx.maps.MapLayer;
/** @brief Layer for a TiledMap */
public class TiledMapTileLayer extends MapLayer {
private int width;
private int height;
private float tileWidth;
private float tileHeight;
private Cell[][] cells;
/** @return layer's width in tiles */
public int getWidth () {
return width;
}
/** @return layer's height in tiles */
public int getHeight () {
return height;
}
/** @return tiles' width in pixels */
public float getTileWidth () {
return tileWidth;
}
/** @return tiles' height in pixels */
public float getTileHeight () {
return tileHeight;
}
/** Creates TiledMap layer
*
* @param width layer width in tiles
* @param height layer height in tiles
* @param tileWidth tile width in pixels
* @param tileHeight tile height in pixels */
public TiledMapTileLayer (int width, int height, int tileWidth, int tileHeight) {
super();
this.width = width;
this.height = height;
this.tileWidth = tileWidth;
this.tileHeight = tileHeight;
this.cells = new Cell[width][height];
}
/** @param x X coordinate
* @param y Y coordinate
* @return {@link Cell} at (x, y) */
public Cell getCell (int x, int y) {
if (x < 0 || x >= width) return null;
if (y < 0 || y >= height) return null;
return cells[x][y];
}
/** Sets the {@link Cell} at the given coordinates.
*
* @param x X coordinate
* @param y Y coordinate
* @param cell the {@link Cell} to set at the given coordinates. */
public void setCell (int x, int y, Cell cell) {
if (x < 0 || x >= width) return;
if (y < 0 || y >= height) return;
cells[x][y] = cell;
}
/** @brief represents a cell in a TiledLayer: TiledMapTile, flip and rotation properties. */
public static class Cell {
private TiledMapTile tile;
private boolean flipHorizontally;
private boolean flipVertically;
private int rotation;
/** @return The tile currently assigned to this cell. */
public TiledMapTile getTile () {
return tile;
}
/** Sets the tile to be used for this cell.
*
* @param tile the {@link TiledMapTile} to use for this cell.
* @return this, for method chaining */
public Cell setTile (TiledMapTile tile) {
this.tile = tile;
return this;
}
/** @return Whether the tile should be flipped horizontally. */
public boolean getFlipHorizontally () {
return flipHorizontally;
}
/** Sets whether to flip the tile horizontally.
*
* @param flipHorizontally whether or not to flip the tile horizontally.
* @return this, for method chaining */
public Cell setFlipHorizontally (boolean flipHorizontally) {
this.flipHorizontally = flipHorizontally;
return this;
}
/** @return Whether the tile should be flipped vertically. */
public boolean getFlipVertically () {
return flipVertically;
}
/** Sets whether to flip the tile vertically.
*
* @param flipVertically whether or not this tile should be flipped vertically.
* @return this, for method chaining */
public Cell setFlipVertically (boolean flipVertically) {
this.flipVertically = flipVertically;
return this;
}
/** @return The rotation of this cell, in degrees. */
public int getRotation () {
return rotation;
}
/** Sets the rotation of this cell, in degrees.
*
* @param rotation the rotation in degrees.
* @return this, for method chaining */
public Cell setRotation (int rotation) {
this.rotation = rotation;
return this;
}
public static final int ROTATE_0 = 0;
public static final int ROTATE_90 = 1;
public static final int ROTATE_180 = 2;
public static final int ROTATE_270 = 3;
}
}