forked from phaserjs/phaser
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathTilemapParser.js
More file actions
380 lines (294 loc) · 11.3 KB
/
TilemapParser.js
File metadata and controls
380 lines (294 loc) · 11.3 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
/**
* @author Richard Davey <[email protected]>
* @copyright 2013 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* Phaser.TilemapParser parses data objects from Phaser.Loader that need more preparation before they can be inserted into a Tilemap.
*
* @class Phaser.TilemapParser
*/
Phaser.TilemapParser = {
/**
* Creates a Tileset object.
* @method Phaser.TilemapParser.tileset
* @param {Phaser.Game} game - Game reference to the currently running game.
* @param {string} key - The Cache key of this tileset.
* @param {number} tileWidth - Width of each single tile in pixels.
* @param {number} tileHeight - Height of each single tile in pixels.
* @param {number} [tileMargin=0] - If the tiles have been drawn with a margin, specify the amount here.
* @param {number} [tileSpacing=0] - If the tiles have been drawn with spacing between them, specify the amount here.
* @param {number} [rows=-1] - How many tiles are placed horizontally in each row? If -1 it will calculate rows by dividing the image width by tileWidth.
* @param {number} [columns=-1] - How many tiles are placed vertically in each column? If -1 it will calculate columns by dividing the image height by tileHeight.
* @param {number} [total=-1] - The maximum number of tiles to extract from the image. If -1 it will extract `rows * columns` worth. You can also set a value lower than the actual number of tiles.
* @return {Phaser.Tileset} Generated Tileset object.
*/
tileset: function (game, key, tileWidth, tileHeight, tileMargin, tileSpacing, rows, columns, total) {
// How big is our image?
var img = game.cache.getTilesetImage(key);
if (img === null)
{
console.warn("Phaser.TilemapParser.tileSet: Invalid image key given");
return null;
}
var width = img.width;
var height = img.height;
if (rows === -1)
{
rows = Math.round(width / tileWidth);
}
if (columns === -1)
{
columns = Math.round(height / tileHeight);
}
if (total === -1)
{
total = rows * columns;
}
// Zero or smaller than tile sizes?
if (width === 0 || height === 0 || width < tileWidth || height < tileHeight || total === 0)
{
console.warn("Phaser.TilemapParser.tileSet: width/height zero or width/height < given tileWidth/tileHeight");
return null;
}
return new Phaser.Tileset(img, key, tileWidth, tileHeight, tileMargin, tileSpacing, rows, columns, total);
},
/**
* Parse tileset data from the cache and creates a Tileset object.
* @method Phaser.TilemapParser.parse
* @param {Phaser.Game} game - Game reference to the currently running game.
* @param {string} key - The key of the tilemap in the Cache.
* @return {object} The parsed map object.
*/
parse: function (game, key) {
var map = game.cache.getTilemapData(key);
if (map)
{
if (map.format === Phaser.Tilemap.CSV)
{
return this.parseCSV(map.data);
}
else if (map.format === Phaser.Tilemap.TILED_JSON)
{
return this.parseTiledJSON(map.data);
}
}
else
{
return { layers: [], objects: [], images: [], tilesets: [] };
}
},
/**
* Parses a CSV file into valid map data.
* @method Phaser.TilemapParser.parseCSV
* @param {string} data - The CSV file data.
* @return {object} Generated map data.
*/
parseCSV: function (data) {
// Trim any rogue whitespace from the data
data = data.trim();
var output = [];
var rows = data.split("\n");
var height = rows.length;
var width = 0;
for (var i = 0; i < rows.length; i++)
{
output[i] = [];
var column = rows[i].split(",");
for (var c = 0; c < column.length; c++)
{
output[i][c] = parseInt(column[c], 10);
}
if (width === 0)
{
width = column.length;
}
}
// Build collision map
return [{ name: 'csv', width: width, height: height, alpha: 1, visible: true, indexes: [], tileMargin: 0, tileSpacing: 0, data: output }];
},
/**
* Parses a Tiled JSON file into valid map data.
* @method Phaser.TilemapParser.parseJSON
* @param {object} json - The JSON map data.
* @return {object} Generated and parsed map data.
*/
parseTiledJSON: function (json) {
if (json.orientation !== 'orthogonal')
{
console.warn('TilemapParser.parseTiledJSON: Only orthogonal map types are supported in this version of Phaser');
return null;
}
// Map data will consist of: layers, objects, images, tilesets, sizes
var map = {};
map.width = json.width;
map.height = json.height;
map.tileWidth = json.tilewidth;
map.tileHeight = json.tileheight;
map.orientation = json.orientation;
map.version = json.version;
map.properties = json.properties;
map.widthInPixels = map.width * map.tileWidth;
map.heightInPixels = map.height * map.tileHeight;
// Tile Layers
var layers = [];
for (var i = 0; i < json.layers.length; i++)
{
if (json.layers[i].type !== 'tilelayer')
{
continue;
}
var layer = {
name: json.layers[i].name,
x: json.layers[i].x,
y: json.layers[i].y,
width: json.layers[i].width,
height: json.layers[i].height,
widthInPixels: json.layers[i].width * json.tilewidth,
heightInPixels: json.layers[i].height * json.tileheight,
alpha: json.layers[i].opacity,
visible: json.layers[i].visible,
properties: {},
indexes: [],
callbacks: []
};
if (json.layers[i].properties)
{
layer.properties = json.layers[i].properties;
}
var x = 0;
var row = [];
var output = [];
// Loop through the data field in the JSON.
// This is an array containing the tile indexes, one after the other. 0 = no tile, everything else = the tile index (starting at 1)
// If the map contains multiple tilesets then the indexes are relative to that which the set starts from.
// Need to set which tileset in the cache = which tileset in the JSON, if you do this manually it means you can use the same map data but a new tileset.
for (var t = 0, len = json.layers[i].data.length; t < len; t++)
{
// index, x, y, width, height
if (json.layers[i].data[t] > 0)
{
row.push(new Phaser.Tile(layer, json.layers[i].data[t], x, output.length, json.tilewidth, json.tileheight));
}
else
{
row.push(null);
}
x++;
if (x === json.layers[i].width)
{
output.push(row);
x = 0;
row = [];
}
}
layer.data = output;
layers.push(layer);
}
map.layers = layers;
// Images
var images = [];
for (var i = 0; i < json.layers.length; i++)
{
if (json.layers[i].type !== 'imagelayer')
{
continue;
}
var image = {
name: json.layers[i].name,
image: json.layers[i].image,
x: json.layers[i].x,
y: json.layers[i].y,
alpha: json.layers[i].opacity,
visible: json.layers[i].visible,
properties: {}
};
if (json.layers[i].properties)
{
image.properties = json.layers[i].properties;
}
images.push(image);
}
map.images = images;
// Objects
var objects = {};
for (var i = 0; i < json.layers.length; i++)
{
if (json.layers[i].type !== 'objectgroup')
{
continue;
}
objects[json.layers[i].name] = [];
for (var v = 0, len = json.layers[i].objects.length; v < len; v++)
{
// For now we'll just support object tiles
if (json.layers[i].objects[v].gid)
{
var object = {
gid: json.layers[i].objects[v].gid,
name: json.layers[i].objects[v].name,
x: json.layers[i].objects[v].x,
y: json.layers[i].objects[v].y,
visible: json.layers[i].objects[v].visible,
properties: json.layers[i].objects[v].properties
};
objects[json.layers[i].name].push(object);
}
}
}
map.objects = objects;
// Tilesets
var tilesets = [];
for (var i = 0; i < json.tilesets.length; i++)
{
// name, firstgid, width, height, margin, spacing, properties
var set = json.tilesets[i];
var newSet = new Phaser.Tileset(set.name, set.firstgid, set.tilewidth, set.tileheight, set.margin, set.spacing, set.properties);
if (set.tileproperties)
{
newSet.tileProperties = set.tileproperties;
}
newSet.rows = (set.imageheight - set.margin) / (set.tileheight + set.spacing);
newSet.columns = (set.imagewidth - set.margin) / (set.tilewidth + set.spacing);
newSet.total = newSet.rows * newSet.columns;
tilesets.push(newSet);
}
map.tilesets = tilesets;
map.tiles = [];
// Finally lets build our super tileset index
for (var i = 0; i < map.tilesets.length; i++)
{
var set = map.tilesets[i];
var x = set.tileMargin;
var y = set.tileMargin;
var count = 0;
var countX = 0;
var countY = 0;
for (var t = set.firstgid; t < set.firstgid + set.total; t++)
{
// Can add extra properties here as needed
map.tiles[t] = [x, y, i];
x += set.tileWidth + set.tileSpacing;
count++;
if (count === set.total)
{
break;
}
countX++;
if (countX === set.columns)
{
x = set.tileMargin;
y += set.tileHeight + set.tileSpacing;
countX = 0;
countY++;
if (countY === set.rows)
{
break;
}
}
}
}
console.log(map);
return map;
}
}