/*
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8)
- * Copyright (C) 2012 J Procter, AM Waterhouse, LM Lui, J Engelhardt, G Barton, M Clamp, S Searle
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
*
* This file is part of Jalview.
*
* Jalview is free software: you can redistribute it and/or
* modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
*
* Jalview is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
- * You should have received a copy of the GNU General Public License along with Jalview. If not, see <http://www.gnu.org/licenses/>.
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
*/
package jalview.renderer;
import java.awt.Image;
import java.awt.image.ImageObserver;
+/**
+ * semi-insulated interface for rendering a faded image whilst a calculation is
+ * in progress on annotation panel. Will need to remove java.awt dependencies
+ * for Android/etc
+ *
+ * @author jprocter
+ *
+ */
public interface AwtRenderPanelI extends ImageObserver
{
/**
*/
int getFadedImageWidth();
+ /**
+ * height of visible area on to the image - used to draw only what is visible.
+ *
+ * @return [start, end of visible region]
+ */
+ int[] getVisibleVRange();
+
}