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https://github.com/curioustorvald/Terrarum.git
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added sources for Slick
Former-commit-id: 1647fa32ef6894bd7db44f741f07c2f4dcdf9054 Former-commit-id: 0e5810dcfbe1fd59b13e7cabe9f1e93c5542da2d
This commit is contained in:
Song Minjae
265
lib/slick-source/org/newdawn/slick/tiled/TileSet.java
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265
lib/slick-source/org/newdawn/slick/tiled/TileSet.java
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package org.newdawn.slick.tiled;
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import java.io.InputStream;
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import java.util.HashMap;
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import java.util.Properties;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import org.newdawn.slick.Color;
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import org.newdawn.slick.Image;
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import org.newdawn.slick.SlickException;
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import org.newdawn.slick.SpriteSheet;
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import org.newdawn.slick.util.Log;
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import org.newdawn.slick.util.ResourceLoader;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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import org.w3c.dom.NodeList;
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/**
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* A holder for tileset information
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*
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* @author kevin
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*/
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public class TileSet {
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/** The map this tileset was loaded as part of */
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private final TiledMap map;
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/** The index of the tile set */
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public int index;
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/** The name of the tile set */
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public String name;
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/** The first global tile id in the set */
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public int firstGID;
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/** The local global tile id in the set */
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public int lastGID = Integer.MAX_VALUE;
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/** The width of the tiles */
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public int tileWidth;
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/** The height of the tiles */
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public int tileHeight;
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/** The image containing the tiles */
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public SpriteSheet tiles;
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/** The number of tiles across the sprite sheet */
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public int tilesAcross;
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/** The number of tiles down the sprite sheet */
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public int tilesDown;
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/** The properties for each tile */
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private HashMap props = new HashMap();
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/** The padding of the tiles */
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protected int tileSpacing = 0;
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/** The margin of the tileset */
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protected int tileMargin = 0;
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/**
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* Create a tile set based on an XML definition
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*
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* @param element
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* The XML describing the tileset
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* @param map
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* The map this tileset was loaded from (gives context to paths)
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* @param loadImage
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* True if we should load the image (useful in headless mode)
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* @throws SlickException
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* Indicates a failure to parse the tileset
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*/
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public TileSet(TiledMap map, Element element, boolean loadImage)
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throws SlickException {
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this.map = map;
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name = element.getAttribute("name");
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firstGID = Integer.parseInt(element.getAttribute("firstgid"));
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String source = element.getAttribute("source");
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if ((source != null) && (!source.equals(""))) {
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try {
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InputStream in = ResourceLoader.getResourceAsStream(map
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.getTilesLocation() + "/" + source);
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DocumentBuilder builder = DocumentBuilderFactory.newInstance()
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.newDocumentBuilder();
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Document doc = builder.parse(in);
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Element docElement = doc.getDocumentElement();
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element = docElement; // (Element)
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// docElement.getElementsByTagName("tileset").item(0);
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} catch (Exception e) {
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Log.error(e);
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throw new SlickException(
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"Unable to load or parse sourced tileset: "
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+ this.map.tilesLocation + "/" + source);
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}
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}
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String tileWidthString = element.getAttribute("tilewidth");
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String tileHeightString = element.getAttribute("tileheight");
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if (tileWidthString.length() == 0 || tileHeightString.length() == 0) {
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throw new SlickException(
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"TiledMap requires that the map be created with tilesets that use a "
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+ "single image. Check the WiKi for more complete information.");
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}
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tileWidth = Integer.parseInt(tileWidthString);
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tileHeight = Integer.parseInt(tileHeightString);
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String sv = element.getAttribute("spacing");
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if ((sv != null) && (!sv.equals(""))) {
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tileSpacing = Integer.parseInt(sv);
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}
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String mv = element.getAttribute("margin");
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if ((mv != null) && (!mv.equals(""))) {
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tileMargin = Integer.parseInt(mv);
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}
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NodeList list = element.getElementsByTagName("image");
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Element imageNode = (Element) list.item(0);
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String ref = imageNode.getAttribute("source");
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Color trans = null;
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String t = imageNode.getAttribute("trans");
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if ((t != null) && (t.length() > 0)) {
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int c = Integer.parseInt(t, 16);
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trans = new Color(c);
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}
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if (loadImage) {
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Image image = new Image(map.getTilesLocation() + "/" + ref, false,
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Image.FILTER_NEAREST, trans);
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setTileSetImage(image);
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}
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NodeList pElements = element.getElementsByTagName("tile");
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for (int i = 0; i < pElements.getLength(); i++) {
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Element tileElement = (Element) pElements.item(i);
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int id = Integer.parseInt(tileElement.getAttribute("id"));
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id += firstGID;
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Properties tileProps = new Properties();
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Element propsElement = (Element) tileElement.getElementsByTagName(
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"properties").item(0);
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NodeList properties = propsElement.getElementsByTagName("property");
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for (int p = 0; p < properties.getLength(); p++) {
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Element propElement = (Element) properties.item(p);
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String name = propElement.getAttribute("name");
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String value = propElement.getAttribute("value");
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tileProps.setProperty(name, value);
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}
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props.put(new Integer(id), tileProps);
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}
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}
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/**
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* Get the width of each tile in this set
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*
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* @return The width of each tile in this set
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*/
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public int getTileWidth() {
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return tileWidth;
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}
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/**
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* Get the height of each tile in this set
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*
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* @return The height of each tile in this set
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*/
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public int getTileHeight() {
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return tileHeight;
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}
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/**
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* Get the spacing between tiles in this set
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*
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* @return The spacing between tiles in this set
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*/
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public int getTileSpacing() {
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return tileSpacing;
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}
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/**
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* Get the margin around tiles in this set
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*
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* @return The maring around tiles in this set
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*/
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public int getTileMargin() {
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return tileMargin;
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}
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/**
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* Set the image to use for this sprite sheet image to use for this tileset
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*
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* @param image
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* The image to use for this tileset
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*/
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public void setTileSetImage(Image image) {
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tiles = new SpriteSheet(image, tileWidth, tileHeight, tileSpacing,
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tileMargin);
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tilesAcross = tiles.getHorizontalCount();
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tilesDown = tiles.getVerticalCount();
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if (tilesAcross <= 0) {
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tilesAcross = 1;
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}
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if (tilesDown <= 0) {
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tilesDown = 1;
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}
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lastGID = (tilesAcross * tilesDown) + firstGID - 1;
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}
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/**
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* Get the properties for a specific tile in this tileset
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*
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* @param globalID
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* The global ID of the tile whose properties should be retrieved
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* @return The properties for the specified tile, or null if no properties
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* are defined
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*/
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public Properties getProperties(int globalID) {
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return (Properties) props.get(new Integer(globalID));
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}
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/**
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* Get the x position of a tile on this sheet
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*
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* @param id
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* The tileset specific ID (i.e. not the global one)
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* @return The index of the tile on the x-axis
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*/
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public int getTileX(int id) {
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return id % tilesAcross;
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}
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/**
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* Get the y position of a tile on this sheet
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*
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* @param id
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* The tileset specific ID (i.e. not the global one)
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* @return The index of the tile on the y-axis
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*/
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public int getTileY(int id) {
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return id / tilesAcross;
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}
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/**
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* Set the limit of the tiles in this set
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*
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* @param limit
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* The limit of the tiles in this set
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*/
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public void setLimit(int limit) {
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lastGID = limit;
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}
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/**
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* Check if this tileset contains a particular tile
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*
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* @param gid
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* The global id to seach for
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* @return True if the ID is contained in this tileset
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*/
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public boolean contains(int gid) {
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return (gid >= firstGID) && (gid <= lastGID);
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}
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}
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