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Cleaned up XML parsing to store temporary info more cleanly. Initial

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work on scene group parser.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@271 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Walter Korman
2001-08-16 20:14:06 +00:00
parent a99829818f
commit 722073eca6
3 changed files with 329 additions and 93 deletions
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src/java/com/threerings/media/tile/XMLTileSetParser.java
+86 -49
View File
@@ -1,5 +1,5 @@
//
// $Id: XMLTileSetParser.java,v 1.11 2001/08/13 19:54:39 shaper Exp $
// $Id: XMLTileSetParser.java,v 1.12 2001/08/16 20:14:06 shaper Exp $
package com.threerings.miso.tile;
@@ -39,45 +39,50 @@ public class XMLTileSetParser extends DefaultHandler
String str = _chars.toString();
if (qName.equals("name")) {
_tsName = str.trim();
_info.name = str.trim();
} else if (qName.equals("tsid")) {
try {
_tsTsid = Integer.parseInt(str);
_info.tsid = Integer.parseInt(str);
} catch (NumberFormatException nfe) {
Log.warning("Malformed integer tilesetid [str=" + str + "].");
_tsTsid = -1;
_info.tsid = -1;
}
} else if (qName.equals("imagefile")) {
_tsImgFile = str;
_info.imgfile = str;
} else if (qName.equals("rowwidth")) {
_tsRowWidth = StringUtil.parseIntArray(str);
_info.rowwidth = StringUtil.parseIntArray(str);
} else if (qName.equals("rowheight")) {
_tsRowHeight = StringUtil.parseIntArray(str);
_info.rowheight = StringUtil.parseIntArray(str);
} else if (qName.equals("tilecount")) {
_tsTileCount = StringUtil.parseIntArray(str);
_info.tilecount = StringUtil.parseIntArray(str);
// calculate the total number of tiles in the tileset
for (int ii = 0; ii < _tsTileCount.length; ii++) {
_tsNumTiles += _tsTileCount[ii];
for (int ii = 0; ii < _info.tilecount.length; ii++) {
_info.numtiles += _info.tilecount[ii];
}
} else if (qName.equals("passable")) {
_tsPassable = StringUtil.parseIntArray(str);
_info.passable = StringUtil.parseIntArray(str);
} else if (qName.equals("offsetpos")) {
getPoint(str, _tsOffsetPos);
getPoint(str, _info.offsetpos);
} else if (qName.equals("gapdist")) {
getPoint(str, _tsGapDist);
getPoint(str, _info.gapdist);
} else if (qName.equals("tileset")) {
constructTileSet();
}
// construct the tileset on tag close and add it to the
// list of tilesets constructed thus far
_tilesets.add(_info.constructTileSet());
// prepare to read another tileset object
init();
}
// note that we're not within a tag to avoid considering any
// characters during this quiescent time
@@ -87,28 +92,6 @@ public class XMLTileSetParser extends DefaultHandler
_chars = new StringBuffer();
}
protected void constructTileSet ()
{
// if passability is unspecified, default to all passable
if (_tsPassable == null) {
_tsPassable = new int[_tsNumTiles];
for (int ii = 0; ii < _tsNumTiles; ii++) {
_tsPassable[ii] = 1;
}
}
// construct the tileset object on tag close
TileSet tset = new TileSet(
_tsName, _tsTsid, _tsImgFile,
_tsRowWidth, _tsRowHeight, _tsTileCount, _tsPassable,
_tsOffsetPos, _tsGapDist);
_tilesets.add(tset);
// prepare to read another tileset object
init();
}
public void characters (char ch[], int start, int length)
{
// bail if we're not within a meaningful tag
@@ -123,9 +106,11 @@ public class XMLTileSetParser extends DefaultHandler
InputStream tis = ConfigUtil.getStream(fname);
if (tis == null) {
Log.warning("Couldn't find file [fname=" + fname + "].");
return _tilesets;
return null;
}
_tilesets = new ArrayList();
// prepare to read a new tileset
init();
@@ -148,11 +133,8 @@ public class XMLTileSetParser extends DefaultHandler
*/
protected void init ()
{
_tsOffsetPos = new Point();
_tsGapDist = new Point();
_tsPassable = null;
_tsNumTiles = 0;
_chars = new StringBuffer();
_info = new TileSetInfo();
}
/**
@@ -175,12 +157,67 @@ public class XMLTileSetParser extends DefaultHandler
/** The tilesets constructed thus far. */
protected ArrayList _tilesets = new ArrayList();
/** Temporary storage of tileset object values. */
/** Temporary storage of character data while parsing. */
protected StringBuffer _chars;
protected String _tsName;
protected int _tsTsid;
protected String _tsImgFile;
protected int[] _tsRowWidth, _tsRowHeight, _tsTileCount, _tsPassable;
protected int _tsNumTiles;
protected Point _tsOffsetPos, _tsGapDist;
/** Temporary storage of tileset info while parsing. */
protected TileSetInfo _info;
/**
* A class to hold temporary information on a tileset.
*/
class TileSetInfo
{
/** The tileset name. */
public String name;
/** The tileset id. */
public int tsid;
/** The tileset full image file path. */
public String imgfile;
/** The width of the tiles in each row. */
public int[] rowwidth;
/** The height of the tiles in each row. */
public int[] rowheight;
/** The number of tiles in each row. */
public int[] tilecount;
/** The passability of each tile. */
public int[] passable;
/** The number of tiles in the tileset. */
public int numtiles;
/** The offset position at which tiles begin in the tile image. */
public Point offsetpos;
/** The gap distance between each tile in the tile image. */
public Point gapdist;
public TileSetInfo ()
{
offsetpos = new Point();
gapdist = new Point();
}
public TileSet constructTileSet ()
{
// if passability is unspecified, default to all passable
if (passable == null) {
passable = new int[numtiles];
for (int ii = 0; ii < numtiles; ii++) {
passable[ii] = 1;
}
}
// construct a tileset object using all gathered data
return new TileSet(
name, tsid, imgfile, rowwidth, rowheight, tilecount,
passable, offsetpos, gapdist);
}
}
}