1 package org.newdawn.slick.opengl;
2
3 import javax.annotation.Nullable;
4 import java.io.IOException;
5 import java.io.InputStream;
6 import java.nio.ByteBuffer;
7
8 /**
9 * An image data source that can load images from a stream
10 *
11 * @author kevin
12 */
13 public interface LoadableImageData extends ImageData {
14 /**
15 * Configure the edging that can be used to make texture edges
16 * loop more cleanly
17 *
18 * @param edging True if we should edge
19 */
20 public void configureEdging(boolean edging);
21
22 /**
23 * Load a image from the specified stream
24 *
25 * @param fis The stream from which we'll load the TGA
26 * @throws IOException Indicates a failure to read the TGA
27 * @return The byte buffer containing texture data
28 */
29 public ByteBuffer loadImage(InputStream fis) throws IOException;
30
31 /**
32 * Load a image from the specified stream
33 *
34 * @param fis The stream from which we'll load the TGA
35 * @param flipped True if we loading in flipped mode (used for cursors)
36 * @param transparent The colour to interpret as transparent or null if none
37 * @return The byte buffer containing texture data
38 * @throws IOException Indicates a failure to read the TGA
39 */
40 public ByteBuffer loadImage(InputStream fis, boolean flipped, @Nullable int[] transparent)
41 throws IOException;
42
43 /**
44 * Load a image from the specified stream
45 *
46 * @param fis The stream from which we'll load the TGA
47 * @param flipped True if we loading in flipped mode (used for cursors)
48 * @param forceAlpha Force the output to have an alpha channel
49 * @param transparent The colour to interpret as transparent or null if none
50 * @return The byte buffer containing texture data
51 * @throws IOException Indicates a failure to read the TGA
52 */
53 public ByteBuffer loadImage(InputStream fis, boolean flipped, boolean forceAlpha, @Nullable int[] transparent)
54 throws IOException;
55 }