+/*
+ * 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.
+ *
+ * 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/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
package jalview.renderer.seqfeatures;
import jalview.api.FeatureRenderer;
*/
private BufferedImage offscreenImage;
+ private Graphics goff;
+
/**
* Constructor
*
{
featureRenderer = fr;
offscreenImage = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);
+ goff = offscreenImage.getGraphics();
}
/**
* @param defaultColour
* @param seq
* @param column
- * alignment column position (base zero)
+ * alignment column position (0..)
* @return
*/
public Color findFeatureColour(Color defaultColour, SequenceI seq,
*/
if (featureRenderer.getTransparency() != 1f)
{
- g = offscreenImage.getGraphics();
+ g = goff;
if (defaultColour != null)
{
offscreenImage.setRGB(0, 0, defaultColour.getRGB());
}
}
- Color c = featureRenderer.findFeatureColour(seq, column, g);
+ Color c = featureRenderer.findFeatureColour(seq, column + 1, g);
if (c == null)
{
return defaultColour;
return c;
}
+ public int findFeatureColourInt(int defaultColour, SequenceI seq,
+ int column)
+ {
+ // if (noFeaturesDisplayed())
+ // {
+ // return defaultColour;
+ // }
+
+ Graphics g = null;
+
+ /*
+ * if transparency applies, provide a notional 1x1 graphics context
+ * that has been primed with the default colour
+ */
+ if (featureRenderer.getTransparency() != 1f)
+ {
+ g = goff;
+ if (defaultColour != 0)
+ {
+ offscreenImage.setRGB(0, 0, defaultColour);
+ }
+ }
+
+ Color c = featureRenderer.findFeatureColour(seq, column + 1, g);
+ if (c == null)
+ {
+ return defaultColour;
+ }
+
+ if (g != null)
+ {
+ return offscreenImage.getRGB(0, 0);
+ }
+ return c.getRGB();
+ }
/**
* Answers true if feature display is turned off, or there are no features
* configured to be visible
*
* @return
*/
- boolean noFeaturesDisplayed()
+ public boolean noFeaturesDisplayed()
{
if (featureRenderer == null
|| !featureRenderer.getViewport().isShowSequenceFeatures())