/*
- * 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 2.9.0b2)
+ * Copyright (C) 2015 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.
*/
/**
* author: Lauren Michelle Lui
}
+ /**
+ * Convert to Tk colour code format
+ *
+ * @param colour
+ * @return
+ * @see http
+ * ://www.cgl.ucsf.edu/chimera/current/docs/UsersGuide/colortool.html#
+ * tkcode
+ */
+ public static final String toTkCode(Color colour)
+ {
+ String colstring = "#" + ((colour.getRed() < 16) ? "0" : "")
+ + Integer.toHexString(colour.getRed())
+ + ((colour.getGreen() < 16) ? "0" : "")
+ + Integer.toHexString(colour.getGreen())
+ + ((colour.getBlue() < 16) ? "0" : "")
+ + Integer.toHexString(colour.getBlue());
+ return colstring;
+ }
+
+ /**
+ * Returns a colour three shades darker. Note you can't guarantee that
+ * brighterThan reverses this, as darkerThan may result in black.
+ *
+ * @param col
+ * @return
+ */
+ public static Color darkerThan(Color col)
+ {
+ return col == null ? null : col.darker().darker().darker();
+ }
+
+ /**
+ * Returns a colour three shades brighter. Note you can't guarantee that
+ * darkerThan reverses this, as brighterThan may result in white.
+ *
+ * @param col
+ * @return
+ */
+ public static Color brighterThan(Color col)
+ {
+ return col == null ? null : col.brighter().brighter().brighter();
+ }
+
}