SingleTileRenderedImage.java
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上传日期:2018-01-04
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- /*
- * Copyright (c) 2001 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * -Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * -Redistribution in binary form must reproduct the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * Neither the name of Sun Microsystems, Inc. or the names of contributors may
- * be used to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
- * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
- * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
- * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
- * OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
- * LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
- * INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
- * CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
- * OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that Software is not designed,licensed or intended for use in
- * the design, construction, operation or maintenance of any nuclear facility.
- */
- import java.awt.image.Raster;
- import java.awt.image.ColorModel;
- import java.awt.image.SampleModel;
- /**
- * A simple class that provides RenderedImage functionality
- * given a Raster and a ColorModel.
- */
- public class SingleTileRenderedImage extends SimpleRenderedImage {
- Raster ras;
- /**
- * Constructs a SingleTileRenderedImage based on a Raster
- * and a ColorModel.
- *
- * @param ras A Raster that will define tile (0, 0) of the image.
- * @param cm A ColorModel that will serve as the image's
- * ColorModel.
- */
- public SingleTileRenderedImage(Raster ras, ColorModel colorModel) {
- this.ras = ras;
- this.tileGridXOffset = this.minX = ras.getMinX();
- this.tileGridYOffset = this.minY = ras.getMinY();
- this.tileWidth = this.width = ras.getWidth();
- this.tileHeight = this.height = ras.getHeight();
- this.sampleModel = ras.getSampleModel();
- this.colorModel = colorModel;
- }
- /**
- * Returns the image's Raster as tile (0, 0).
- */
- public Raster getTile(int tileX, int tileY) {
- if (tileX != 0 || tileY != 0) {
- throw new IllegalArgumentException(JaiI18N.getString("SingleTileRenderedImage0"));
- }
- return ras;
- }
- }