/**
* Reads and returns a {@link TextureData} for an image from a specified file URL.
*
* @param fileUrl the URL of the image file to read.
* @return a <code>TextureData</code> instance for the image.
*/
protected TextureData readImage(URL fileUrl) {
try {
return TextureIO.newTextureData(fileUrl, this.isUseMipMaps(), null);
} catch (Exception e) {
String msg =
Logging.getMessage(
"layers.TextureLayer.ExceptionAttemptingToReadTextureFile", this.getImageSource());
Logging.logger().log(java.util.logging.Level.SEVERE, msg, e);
this.textureInitializationFailed = true;
return null;
}
}
/**
* Creates this instance's {@link Texture} if the image source is a <code>BufferedImage<code>.
*
* @param dc the current draw context.
*
* @return the newly created texture, or null if the texture was not created.
*
* @throws IllegalStateException if the image source is null or not a <code>BufferedImage</code>.
*/
protected Texture makeBufferedImageTexture(DrawContext dc) {
if (this.getImageSource() == null || !(this.getImageSource() instanceof BufferedImage)) {
String message = Logging.getMessage("generic.NotABufferedImage");
Logging.logger().severe(message);
throw new IllegalStateException(message);
}
try {
TextureData td =
TextureIO.newTextureData((BufferedImage) this.getImageSource(), this.isUseMipMaps());
if (td == null) return null;
this.setTextureData(td);
return this.makeTextureFromTextureData(dc);
} catch (Exception e) {
String msg = Logging.getMessage("generic.IOExceptionDuringTextureInitialization");
Logging.logger().log(java.util.logging.Level.SEVERE, msg, e);
this.textureInitializationFailed = true;
return null;
}
}