19931642720

Committed 04 Dec 2025 02:02PM UTC coverage: 88.44% (-0.2%) from 88.653%

Build # 19931642720

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Pull #3614

github

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web-flow

Commit Message

Merge dbf04111a into 1be15c84b

Pull Request Pull Request #3614: [feat] Add methods to retrieve parsed sprite and image

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/src/engine/Graphics/SpriteSheet.ts

import { ImageSource } from './ImageSource';
import type { SourceView } from './Sprite';
import { Sprite } from './Sprite';
import type { GraphicOptions } from './Graphic';
import type { TiledSpriteOptions } from './TiledSprite';
import { TiledSprite } from './TiledSprite';
import { Vector } from '../Math/vector';

/**
 * Specify sprite sheet spacing options, useful if your sprites are not tightly packed
 * and have space between them.
 */
export interface SpriteSheetSpacingDimensions {
  /**
   * The starting point to offset and start slicing the sprite sheet from the top left of the image.
   * Default is (0, 0)
   */
  originOffset?: { x?: number; y?: number } | Vector;

  /**
   * The margin between sprites.
   * Default is (0, 0)
   */
  margin?: { x?: number; y?: number } | Vector;
}

/**
 * Sprite sheet options for slicing up images
 */
export interface SpriteSheetGridOptions {
  /**
   * Source image to use for each sprite
   */
  image: ImageSource;
  /**
   * Grid definition for the sprite sheet
   */
  grid: {
    /**
     * Number of rows in the sprite sheet
     */
    rows: number;
    /**
     * Number of columns in the sprite sheet
     */
    columns: number;
    /**
     * Width of each individual sprite
     */
    spriteWidth: number;
    /**
     * Height of each individual sprite
     */
    spriteHeight: number;
  };
  /**
   * Optionally specify any spacing information between sprites
   */
  spacing?: SpriteSheetSpacingDimensions;
}

export interface SpriteSheetSparseOptions {
  /**
   * Source image to use for each sprite
   */
  image: ImageSource;
  /**
   * List of source view rectangles to create a sprite sheet from
   */
  sourceViews: SourceView[];
}

export interface SpriteSheetOptions {
  /**
   * Source sprites for the sprite sheet
   */
  sprites: Sprite[];
  /**
   * Optionally specify the number of rows in a sprite sheet (default 1 row)
   */
  rows?: number;
  /**
   * Optionally specify the number of columns in a sprite sheet (default sprites.length)
   */
  columns?: number;
}

export interface GetSpriteOptions extends GraphicOptions {}

/**
 * Represents a collection of sprites from a source image with some organization in a grid
 */
export class SpriteSheet {
  public readonly sprites: Sprite[] = [];
  public readonly rows: number;
  public readonly columns: number;

  /**
   * Build a new sprite sheet from a list of sprites
   *
   * Use {@apilink SpriteSheet.fromImageSource} to create a SpriteSheet from an {@apilink ImageSource} organized in a grid
   * @param options
   */
  constructor(options: SpriteSheetOptions) {
    const { sprites, rows, columns } = options;
    this.sprites = sprites;
    this.rows = rows ?? 1;
    this.columns = columns ?? this.sprites.length;
  }

  /**
   * Find a sprite by their x/y integer coordinates in the SpriteSheet, for example `getSprite(0, 0)` is the {@apilink Sprite} in the top-left
   * and `getSprite(1, 0)` is the sprite one to the right.
   * @param x
   * @param y
   */
  public getSprite(x: number, y: number, options?: GetSpriteOptions): Sprite {
    if (x >= this.columns || x < 0) {
      throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), x: ${x} should be between 0 and ${this.columns - 1} columns`);
    }
    if (y >= this.rows || y < 0) {
      throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), y: ${y} should be between 0 and ${this.rows - 1} rows`);
    }
    const spriteIndex = x + y * this.columns;
    const sprite = this.sprites[spriteIndex];
    if (sprite) {
      if (options) {
        const spriteWithOptions = sprite.clone();
        spriteWithOptions.flipHorizontal = options.flipHorizontal ?? spriteWithOptions.flipHorizontal;
        spriteWithOptions.flipVertical = options.flipVertical ?? spriteWithOptions.flipVertical;
        spriteWithOptions.width = options.width ?? spriteWithOptions.width;
        spriteWithOptions.height = options.height ?? spriteWithOptions.height;
        spriteWithOptions.rotation = options.rotation ?? spriteWithOptions.rotation;
        spriteWithOptions.scale = options.scale ?? spriteWithOptions.scale;
        spriteWithOptions.opacity = options.opacity ?? spriteWithOptions.opacity;
        spriteWithOptions.tint = options.tint ?? spriteWithOptions.tint;
        spriteWithOptions.origin = options.origin ?? spriteWithOptions.origin;
        return spriteWithOptions;
      }
      return sprite;
    }
    throw Error(`Invalid sprite coordinates (${x}, ${y})`);
  }

  /**
   * Find a sprite by their x/y integer coordinates in the SpriteSheet and configures tiling to repeat by default,
   * for example `getTiledSprite(0, 0)` is the {@apilink TiledSprite} in the top-left
   * and `getTiledSprite(1, 0)` is the sprite one to the right.
   *
   * Example:
   *
   * ```typescript
   * spriteSheet.getTiledSprite(1, 0, {
   * width: game.screen.width,
   * height: 200,
   * wrapping: {
   * x: ex.ImageWrapping.Repeat,
   * y: ex.ImageWrapping.Clamp
   * }
   * });
   * ```
   * @param x
   * @param y
   * @param options
   */
  public getTiledSprite(x: number, y: number, options?: Partial<Omit<TiledSpriteOptions & GraphicOptions, 'image'>>): TiledSprite {
    if (x >= this.columns || x < 0) {
      throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), x: ${x} should be between 0 and ${this.columns - 1} columns`);
    }
    if (y >= this.rows || y < 0) {
      throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), y: ${y} should be between 0 and ${this.rows - 1} rows`);
    }
    const spriteIndex = x + y * this.columns;
    const sprite = this.sprites[spriteIndex];
    if (sprite) {
      return TiledSprite.fromSprite(sprite, options);
    }
    throw Error(`Invalid sprite coordinates (${x}, ${y})`);
  }

  public async getParsedSprite(x: number, y: number): Promise<Sprite> {
    if (x >= this.columns || x < 0) {
      throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), x: ${x} should be between 0 and ${this.columns - 1} columns`);
    }
    if (y >= this.rows || y < 0) {
      throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), y: ${y} should be between 0 and ${this.rows - 1} rows`);
    }
    const spriteIndex = x + y * this.columns;
    const sprite = this.sprites[spriteIndex];
    const cnv = document.createElement('canvas');
    const ctx = cnv.getContext('2d');
    cnv.width = sprite.width;
    cnv.height = sprite.height;

    if (!sprite) {
      throw Error(`Invalid sprite coordinates (${x}, ${y})`);
    }
    if (!ctx) {
      throw Error('Unable to create canvas context');
    }

    ctx.drawImage(
      sprite.image.image,
      sprite.sourceView.x,
      sprite.sourceView.y,
      sprite.sourceView.width,
      sprite.sourceView.height,
      0,
      0,
      sprite.sourceView.width,
      sprite.sourceView.height
    );

    const imgSrc = new ImageSource(cnv.toDataURL());
    await imgSrc.load();

    return new Sprite({
      image: imgSrc,
      sourceView: {
        x: 0,
        y: 0,
        width: sprite.width,
        height: sprite.height
      },
      destSize: {
        width: sprite.width,
        height: sprite.height
      }
    });
  }

  public async getParsedImage(x: number, y: number): Promise<HTMLImageElement> {
    if (x >= this.columns || x < 0) {
      throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), x: ${x} should be between 0 and ${this.columns - 1} columns`);
    }
    if (y >= this.rows || y < 0) {
      throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), y: ${y} should be between 0 and ${this.rows - 1} rows`);
    }
    const spriteIndex = x + y * this.columns;
    const sprite = this.sprites[spriteIndex];
    const cnv = document.createElement('canvas');
    const ctx = cnv.getContext('2d');
    cnv.width = sprite.width;
    cnv.height = sprite.height;

    if (!sprite) {
      throw Error(`Invalid sprite coordinates (${x}, ${y})`);
    }
    if (!ctx) {
      throw Error('Unable to create canvas context');
    }

    ctx.drawImage(
      sprite.image.image,
      sprite.sourceView.x,
      sprite.sourceView.y,
      sprite.sourceView.width,
      sprite.sourceView.height,
      0,
      0,
      sprite.sourceView.width,
      sprite.sourceView.height
    );

    const imgSrc = new Image(sprite.width, sprite.height);
    imgSrc.src = cnv.toDataURL();

    return new Promise((resolve, reject) => {
      imgSrc.onload = () => {
        resolve(imgSrc);
      };
      imgSrc.onerror = (e) => {
        reject(e);
      };
    });
  }

  /**
   * Create a sprite sheet from a sparse set of {@apilink SourceView} rectangles
   * @param options
   */
  public static fromImageSourceWithSourceViews(options: SpriteSheetSparseOptions): SpriteSheet {
    const sprites: Sprite[] = options.sourceViews.map((sourceView) => {
      return new Sprite({
        image: options.image,
        sourceView
      });
    });
    return new SpriteSheet({ sprites });
  }

  /**
   * Create a SpriteSheet from an {@apilink ImageSource} organized in a grid
   *
   * Example:
   * ```
   * const spriteSheet = SpriteSheet.fromImageSource({
   *   image: imageSource,
   *   grid: {
   *     rows: 5,
   *     columns: 2,
   *     spriteWidth: 32, // pixels
   *     spriteHeight: 32 // pixels
   *   },
   *   // Optionally specify spacing
   *   spacing: {
   *     // pixels from the top left to start the sprite parsing
   *     originOffset: {
   *       x: 5,
   *       y: 5
   *     },
   *     // pixels between each sprite while parsing
   *     margin: {
   *       x: 1,
   *       y: 1
   *     }
   *   }
   * })
   * ```
   * @param options
   */
  public static fromImageSource(options: SpriteSheetGridOptions): SpriteSheet {
    const sprites: Sprite[] = [];
    options.spacing = options.spacing ?? {};
    const {
      image,
      grid: { rows, columns: cols, spriteWidth, spriteHeight },
      spacing: { originOffset, margin }
    } = options;
    let newmargin: { x: number; y: number } | undefined;
    let neworiginOffset: { x: number; y: number } | undefined;

    if (originOffset instanceof Vector) {
      neworiginOffset = { x: originOffset.x, y: originOffset.y };
    } else {
      if (originOffset) {
        neworiginOffset = { x: originOffset.x as number, y: originOffset.y as number };
      }
    }

    if (margin instanceof Vector) {
      newmargin = { x: margin.x, y: margin.y };
    } else {
      if (margin) {
        newmargin = { x: margin.x as number, y: margin.y as number };
      }
    }

    const offsetDefaults = { x: 0, y: 0, ...neworiginOffset };
    const marginDefaults = { x: 0, y: 0, ...newmargin };
    for (let x = 0; x < cols; x++) {
      for (let y = 0; y < rows; y++) {
        sprites[x + y * cols] = new Sprite({
          image: image,
          sourceView: {
            x: x * spriteWidth + marginDefaults.x * x + offsetDefaults.x,
            y: y * spriteHeight + marginDefaults.y * y + offsetDefaults.y,
            width: spriteWidth,
            height: spriteHeight
          },
          destSize: { height: spriteHeight, width: spriteWidth }
        });
      }
    }
    return new SpriteSheet({
      sprites: sprites,
      rows: rows,
      columns: cols
    });
  }

  public clone(): SpriteSheet {
    return new SpriteSheet({
      sprites: this.sprites.map((sprite) => sprite.clone()),
      rows: this.rows,
      columns: this.columns
    });
  }
}

1	import { ImageSource } from './ImageSource';
2	import type { SourceView } from './Sprite';
3	import { Sprite } from './Sprite';
4	import type { GraphicOptions } from './Graphic';
5	import type { TiledSpriteOptions } from './TiledSprite';
6	import { TiledSprite } from './TiledSprite';
7	import { Vector } from '../Math/vector';
8
9	/**
10	* Specify sprite sheet spacing options, useful if your sprites are not tightly packed
11	* and have space between them.
12	*/
13	export interface SpriteSheetSpacingDimensions {
14	/**
15	* The starting point to offset and start slicing the sprite sheet from the top left of the image.
16	* Default is (0, 0)
17	*/
18	originOffset?: { x?: number; y?: number } \| Vector;
19
20	/**
21	* The margin between sprites.
22	* Default is (0, 0)
23	*/
24	margin?: { x?: number; y?: number } \| Vector;
25	}
26
27	/**
28	* Sprite sheet options for slicing up images
29	*/
30	export interface SpriteSheetGridOptions {
31	/**
32	* Source image to use for each sprite
33	*/
34	image: ImageSource;
35	/**
36	* Grid definition for the sprite sheet
37	*/
38	grid: {
39	/**
40	* Number of rows in the sprite sheet
41	*/
42	rows: number;
43	/**
44	* Number of columns in the sprite sheet
45	*/
46	columns: number;
47	/**
48	* Width of each individual sprite
49	*/
50	spriteWidth: number;
51	/**
52	* Height of each individual sprite
53	*/
54	spriteHeight: number;
55	};
56	/**
57	* Optionally specify any spacing information between sprites
58	*/
59	spacing?: SpriteSheetSpacingDimensions;
60	}
61
62	export interface SpriteSheetSparseOptions {
63	/**
64	* Source image to use for each sprite
65	*/
66	image: ImageSource;
67	/**
68	* List of source view rectangles to create a sprite sheet from
69	*/
70	sourceViews: SourceView[];
71	}
72
73	export interface SpriteSheetOptions {
74	/**
75	* Source sprites for the sprite sheet
76	*/
77	sprites: Sprite[];
78	/**
79	* Optionally specify the number of rows in a sprite sheet (default 1 row)
80	*/
81	rows?: number;
82	/**
83	* Optionally specify the number of columns in a sprite sheet (default sprites.length)
84	*/
85	columns?: number;
86	}
87
88	export interface GetSpriteOptions extends GraphicOptions {}
89
90	/**
91	* Represents a collection of sprites from a source image with some organization in a grid
92	*/
93	export class SpriteSheet {
94	public readonly sprites: Sprite[] = [];	1,035✔
95	public readonly rows: number;
96	public readonly columns: number;
97
98	/**
99	* Build a new sprite sheet from a list of sprites
100	*
101	* Use {@apilink SpriteSheet.fromImageSource} to create a SpriteSheet from an {@apilink ImageSource} organized in a grid
102	* @param options
103	*/
104	constructor(options: SpriteSheetOptions) {
105	const { sprites, rows, columns } = options;	1,035✔
106	this.sprites = sprites;	1,035✔
107	this.rows = rows ?? 1;	1,035✔
108	this.columns = columns ?? this.sprites.length;	1,035✔
109	}
110
111	/**
112	* Find a sprite by their x/y integer coordinates in the SpriteSheet, for example `getSprite(0, 0)` is the {@apilink Sprite} in the top-left
113	* and `getSprite(1, 0)` is the sprite one to the right.
114	* @param x
115	* @param y
116	*/
117	public getSprite(x: number, y: number, options?: GetSpriteOptions): Sprite {
118	if (x >= this.columns \|\| x < 0) {	825✔
119	throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), x: ${x} should be between 0 and ${this.columns - 1} columns`);	2✔
120	}
121	if (y >= this.rows \|\| y < 0) {	823✔
122	throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), y: ${y} should be between 0 and ${this.rows - 1} rows`);	2✔
123	}
124	const spriteIndex = x + y * this.columns;	821✔
125	const sprite = this.sprites[spriteIndex];	821✔
126	if (sprite) {	821!
127	if (options) {	821✔
128	const spriteWithOptions = sprite.clone();	3✔
129	spriteWithOptions.flipHorizontal = options.flipHorizontal ?? spriteWithOptions.flipHorizontal;	3✔
130	spriteWithOptions.flipVertical = options.flipVertical ?? spriteWithOptions.flipVertical;	3✔
131	spriteWithOptions.width = options.width ?? spriteWithOptions.width;	3✔
132	spriteWithOptions.height = options.height ?? spriteWithOptions.height;	3✔
133	spriteWithOptions.rotation = options.rotation ?? spriteWithOptions.rotation;	3✔
134	spriteWithOptions.scale = options.scale ?? spriteWithOptions.scale;	3✔
135	spriteWithOptions.opacity = options.opacity ?? spriteWithOptions.opacity;	3✔
136	spriteWithOptions.tint = options.tint ?? spriteWithOptions.tint;	3✔
137	spriteWithOptions.origin = options.origin ?? spriteWithOptions.origin;	3✔
138	return spriteWithOptions;	3✔
139	}
140	return sprite;	818✔
141	}
142	throw Error(`Invalid sprite coordinates (${x}, ${y})`);	×
143	}
144
145	/**
146	* Find a sprite by their x/y integer coordinates in the SpriteSheet and configures tiling to repeat by default,
147	* for example `getTiledSprite(0, 0)` is the {@apilink TiledSprite} in the top-left
148	* and `getTiledSprite(1, 0)` is the sprite one to the right.
149	*
150	* Example:
151	*
152	* ```typescript
153	* spriteSheet.getTiledSprite(1, 0, {
154	* width: game.screen.width,
155	* height: 200,
156	* wrapping: {
157	* x: ex.ImageWrapping.Repeat,
158	* y: ex.ImageWrapping.Clamp
159	* }
160	* });
161	* ```
162	* @param x
163	* @param y
164	* @param options
165	*/
166	public getTiledSprite(x: number, y: number, options?: Partial<Omit<TiledSpriteOptions & GraphicOptions, 'image'>>): TiledSprite {
167	if (x >= this.columns \|\| x < 0) {	1!
168	throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), x: ${x} should be between 0 and ${this.columns - 1} columns`);	×
169	}
170	if (y >= this.rows \|\| y < 0) {	1!
171	throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), y: ${y} should be between 0 and ${this.rows - 1} rows`);	×
172	}
173	const spriteIndex = x + y * this.columns;	1✔
174	const sprite = this.sprites[spriteIndex];	1✔
175	if (sprite) {	1!
176	return TiledSprite.fromSprite(sprite, options);	1✔
177	}
178	throw Error(`Invalid sprite coordinates (${x}, ${y})`);	×
179	}
180
181	public async getParsedSprite(x: number, y: number): Promise<Sprite> {
NEW 182	if (x >= this.columns \|\| x < 0) {	×
NEW 183	throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), x: ${x} should be between 0 and ${this.columns - 1} columns`);	×
184	}
NEW 185	if (y >= this.rows \|\| y < 0) {	×
NEW 186	throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), y: ${y} should be between 0 and ${this.rows - 1} rows`);	×
187	}
NEW 188	const spriteIndex = x + y * this.columns;	×
NEW 189	const sprite = this.sprites[spriteIndex];	×
NEW 190	const cnv = document.createElement('canvas');	×
NEW 191	const ctx = cnv.getContext('2d');	×
NEW 192	cnv.width = sprite.width;	×
NEW 193	cnv.height = sprite.height;	×
194
NEW 195	if (!sprite) {	×
NEW 196	throw Error(`Invalid sprite coordinates (${x}, ${y})`);	×
197	}
NEW 198	if (!ctx) {	×
NEW 199	throw Error('Unable to create canvas context');	×
200	}
201
NEW 202	ctx.drawImage(	×
203	sprite.image.image,
204	sprite.sourceView.x,
205	sprite.sourceView.y,
206	sprite.sourceView.width,
207	sprite.sourceView.height,
208	0,
209	0,
210	sprite.sourceView.width,
211	sprite.sourceView.height
212	);
213
NEW 214	const imgSrc = new ImageSource(cnv.toDataURL());	×
NEW 215	await imgSrc.load();	×
216
NEW 217	return new Sprite({	×
218	image: imgSrc,
219	sourceView: {
220	x: 0,
221	y: 0,
222	width: sprite.width,
223	height: sprite.height
224	},
225	destSize: {
226	width: sprite.width,
227	height: sprite.height
228	}
229	});
230	}
231
232	public async getParsedImage(x: number, y: number): Promise<HTMLImageElement> {
NEW 233	if (x >= this.columns \|\| x < 0) {	×
NEW 234	throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), x: ${x} should be between 0 and ${this.columns - 1} columns`);	×
235	}
NEW 236	if (y >= this.rows \|\| y < 0) {	×
NEW 237	throw Error(`No sprite exists in the SpriteSheet at (${x}, ${y}), y: ${y} should be between 0 and ${this.rows - 1} rows`);	×
238	}
NEW 239	const spriteIndex = x + y * this.columns;	×
NEW 240	const sprite = this.sprites[spriteIndex];	×
NEW 241	const cnv = document.createElement('canvas');	×
NEW 242	const ctx = cnv.getContext('2d');	×
NEW 243	cnv.width = sprite.width;	×
NEW 244	cnv.height = sprite.height;	×
245
NEW 246	if (!sprite) {	×
NEW 247	throw Error(`Invalid sprite coordinates (${x}, ${y})`);	×
248	}
NEW 249	if (!ctx) {	×
NEW 250	throw Error('Unable to create canvas context');	×
251	}
252
NEW 253	ctx.drawImage(	×
254	sprite.image.image,
255	sprite.sourceView.x,
256	sprite.sourceView.y,
257	sprite.sourceView.width,
258	sprite.sourceView.height,
259	0,
260	0,
261	sprite.sourceView.width,
262	sprite.sourceView.height
263	);
264
NEW 265	const imgSrc = new Image(sprite.width, sprite.height);	×
NEW 266	imgSrc.src = cnv.toDataURL();	×
267
NEW 268	return new Promise((resolve, reject) => {	×
NEW 269	imgSrc.onload = () => {	×
NEW 270	resolve(imgSrc);	×
271	};
NEW 272	imgSrc.onerror = (e) => {	×
NEW 273	reject(e);	×
274	};
275	});
276	}
277
278	/**
279	* Create a sprite sheet from a sparse set of {@apilink SourceView} rectangles
280	* @param options
281	*/
282	public static fromImageSourceWithSourceViews(options: SpriteSheetSparseOptions): SpriteSheet {
283	const sprites: Sprite[] = options.sourceViews.map((sourceView) => {	1✔
284	return new Sprite({	2✔
285	image: options.image,
286	sourceView
287	});
288	});
289	return new SpriteSheet({ sprites });	1✔
290	}
291
292	/**
293	* Create a SpriteSheet from an {@apilink ImageSource} organized in a grid
294	*
295	* Example:
296	* ```
297	* const spriteSheet = SpriteSheet.fromImageSource({
298	* image: imageSource,
299	* grid: {
300	* rows: 5,
301	* columns: 2,
302	* spriteWidth: 32, // pixels
303	* spriteHeight: 32 // pixels
304	* },
305	* // Optionally specify spacing
306	* spacing: {
307	* // pixels from the top left to start the sprite parsing
308	* originOffset: {
309	* x: 5,
310	* y: 5
311	* },
312	* // pixels between each sprite while parsing
313	* margin: {
314	* x: 1,
315	* y: 1
316	* }
317	* }
318	* })
319	* ```
320	* @param options
321	*/
322	public static fromImageSource(options: SpriteSheetGridOptions): SpriteSheet {
323	const sprites: Sprite[] = [];	1,030✔
324	options.spacing = options.spacing ?? {};	1,030✔
325	const {
326	image,
327	grid: { rows, columns: cols, spriteWidth, spriteHeight },
328	spacing: { originOffset, margin }
329	} = options;	1,030✔
330	let newmargin: { x: number; y: number } \| undefined;
331	let neworiginOffset: { x: number; y: number } \| undefined;
332
333	if (originOffset instanceof Vector) {	1,030✔
334	neworiginOffset = { x: originOffset.x, y: originOffset.y };	1✔
335	} else {
336	if (originOffset) {	1,029✔
337	neworiginOffset = { x: originOffset.x as number, y: originOffset.y as number };	998✔
338	}
339	}
340
341	if (margin instanceof Vector) {	1,030✔
342	newmargin = { x: margin.x, y: margin.y };	1✔
343	} else {
344	if (margin) {	1,029✔
345	newmargin = { x: margin.x as number, y: margin.y as number };	998✔
346	}
347	}
348
349	const offsetDefaults = { x: 0, y: 0, ...neworiginOffset };	1,030✔
350	const marginDefaults = { x: 0, y: 0, ...newmargin };	1,030✔
351	for (let x = 0; x < cols; x++) {	1,030✔
352	for (let y = 0; y < rows; y++) {	16,357✔
353	sprites[x + y * cols] = new Sprite({	129,945✔
354	image: image,
355	sourceView: {
356	x: x * spriteWidth + marginDefaults.x * x + offsetDefaults.x,
357	y: y * spriteHeight + marginDefaults.y * y + offsetDefaults.y,
358	width: spriteWidth,
359	height: spriteHeight
360	},
361	destSize: { height: spriteHeight, width: spriteWidth }
362	});
363	}
364	}
365	return new SpriteSheet({	1,030✔
366	sprites: sprites,
367	rows: rows,
368	columns: cols
369	});
370	}
371
372	public clone(): SpriteSheet {
373	return new SpriteSheet({	1✔
374	sprites: this.sprites.map((sprite) => sprite.clone()),	1✔
375	rows: this.rows,
376	columns: this.columns
377	});
378	}
379	}

excaliburjs / Excalibur / 19931642720

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