-/*\r
-* Jalview - A Sequence Alignment Editor and Viewer\r
-* Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
-*\r
-* This program is free software; you can redistribute it and/or\r
-* modify it under the terms of the GNU General Public License\r
-* as published by the Free Software Foundation; either version 2\r
-* of the License, or (at your option) any later version.\r
-*\r
-* This program is distributed in the hope that it will be useful,\r
-* but WITHOUT ANY WARRANTY; without even the implied warranty of\r
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
-* GNU General Public License for more details.\r
-*\r
-* You should have received a copy of the GNU General Public License\r
-* along with this program; if not, write to the Free Software\r
-* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA\r
-*/\r
-\r
-package jalview.appletgui;\r
-\r
-import jalview.datamodel.*;\r
-import java.awt.*;\r
-import java.util.*;\r
-\r
-public class FeatureRenderer\r
-{\r
- AlignViewport av;\r
-\r
- SequenceGroup currentSequenceGroup = null;\r
- SequenceGroup [] allGroups = null;\r
- Color resBoxColour;\r
- Graphics graphics;\r
-\r
- public FeatureRenderer(AlignViewport av)\r
- {\r
- this.av = av;\r
- }\r
-\r
-\r
- public void drawSequence(Graphics g,SequenceI seq,SequenceGroup [] sg, int start, int end, int x1, int y1, int width, int height)\r
- {\r
- Vector features = seq.getSequenceFeatures();\r
- Enumeration e = features.elements();\r
- while( e.hasMoreElements() )\r
- {\r
- SequenceFeature sf = (SequenceFeature)e.nextElement();\r
- if(sf.getStart()>seq.getEnd())\r
- continue;\r
-\r
- int fstart = seq.findIndex(sf.getStart())-1;\r
- int fend = seq.findIndex(sf.getEnd())-1;\r
-\r
- if( (fstart<=end && fend>=start) )\r
- {\r
- if(fstart<0) // fix for if the feature we have starts before the sequence start,\r
- fstart = 0;// but the feature end is still valid!!\r
-\r
- if(fstart==fend)\r
- {\r
- g.setColor(Color.red);\r
- g.fillRoundRect( (fstart - start) * width, y1, width, height, 4,4);\r
- g.setColor(Color.white);\r
-\r
- char s = seq.getSequence().charAt(fstart);\r
- FontMetrics fm = g.getFontMetrics();\r
- int charOffset = (width - fm.charWidth(s))/2;\r
- int pady = height/5;\r
- g.drawString(String.valueOf(s), charOffset + x1 + width * (fstart - start), y1 + height - pady);\r
-\r
- }\r
- else\r
- {\r
- for (int i = fstart; i <= fend; i++)\r
- {\r
- char s = seq.getSequence().charAt(i);\r
- if( jalview.util.Comparison.isGap(s) )\r
- continue;\r
-\r
- g.setColor(Color.blue);\r
- g.fillRect( (i-start) * width, y1, width, height);\r
-\r
- g.setColor(Color.white);\r
-\r
- FontMetrics fm = g.getFontMetrics();\r
- int charOffset = (width - fm.charWidth(s)) / 2;\r
- int pady = height / 5;\r
- g.drawString(String.valueOf(s),\r
- charOffset + x1 + width * (i-start),\r
- y1 + height - pady);\r
- }\r
- }\r
- }\r
-\r
- }\r
- }\r
-\r
-}\r
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer
+ * Copyright (C) 2007 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+package jalview.appletgui;
+
+import java.util.*;
+
+import java.awt.*;
+
+import jalview.datamodel.*;
+
+/**
+ * DOCUMENT ME!
+ *
+ * @author $author$
+ * @version $Revision$
+ */
+public class FeatureRenderer
+{
+ AlignViewport av;
+
+ Hashtable featureColours = new Hashtable();
+
+ // A higher level for grouping features of a
+ // particular type
+ Hashtable featureGroups = null;
+
+ // Holds web links for feature groups and feature types
+ // in the form label|link
+ Hashtable featureLinks = null;
+
+ // This is actually an Integer held in the hashtable,
+ // Retrieved using the key feature type
+ Object currentColour;
+
+ String[] renderOrder;
+
+ FontMetrics fm;
+ int charOffset;
+
+ float transparency = 1f;
+
+ TransparencySetter transparencySetter = null;
+
+ /**
+ * Creates a new FeatureRenderer object.
+ *
+ * @param av DOCUMENT ME!
+ */
+ public FeatureRenderer(AlignViewport av)
+ {
+ this.av = av;
+
+ if (!System.getProperty("java.version").startsWith("1.1"))
+ {
+ transparencySetter = new TransparencySetter();
+ }
+ }
+
+ public void transferSettings(FeatureRenderer fr)
+ {
+ renderOrder = fr.renderOrder;
+ featureGroups = fr.featureGroups;
+ featureColours = fr.featureColours;
+ transparency = fr.transparency;
+ }
+
+ public Color findFeatureColour(Color initialCol, SequenceI seq, int i)
+ {
+ overview = true;
+ if (!av.showSequenceFeatures)
+ {
+ return initialCol;
+ }
+
+ lastSequence = seq;
+ sequenceFeatures = lastSequence.getSequenceFeatures();
+ if (sequenceFeatures == null)
+ {
+ return initialCol;
+ }
+
+ sfSize = sequenceFeatures.length;
+
+ if (jalview.util.Comparison.isGap(lastSequence.getCharAt(i)))
+ {
+ return Color.white;
+ }
+
+ currentColour = null;
+
+ drawSequence(null, lastSequence, lastSequence.findPosition(i), -1, -1);
+
+ if (currentColour == null)
+ {
+ return initialCol;
+ }
+
+ return new Color( ( (Integer) currentColour).intValue());
+ }
+
+ /**
+ * This is used by the Molecule Viewer to get the accurate colour
+ * of the rendered sequence
+ */
+ boolean overview = false;
+
+ int white = Color.white.getRGB();
+ public int findFeatureColour(int initialCol, int seqIndex, int column)
+ {
+ if (!av.showSequenceFeatures)
+ {
+ return initialCol;
+ }
+
+ if (seqIndex != lastSequenceIndex)
+ {
+ lastSequence = av.alignment.getSequenceAt(seqIndex);
+ lastSequenceIndex = seqIndex;
+ sequenceFeatures = lastSequence.getSequenceFeatures();
+ if (sequenceFeatures == null)
+ {
+ return initialCol;
+ }
+
+ sfSize = sequenceFeatures.length;
+ }
+
+ if (jalview.util.Comparison.isGap(lastSequence.getCharAt(column)))
+ {
+ return Color.white.getRGB();
+ }
+
+ currentColour = null;
+
+ drawSequence(null, lastSequence, lastSequence.findPosition(column), -1, -1);
+
+ if (currentColour == null)
+ {
+ return initialCol;
+ }
+
+ return ( (Integer) currentColour).intValue();
+ }
+
+ /**
+ * DOCUMENT ME!
+ *
+ * @param g DOCUMENT ME!
+ * @param seq DOCUMENT ME!
+ * @param sg DOCUMENT ME!
+ * @param start DOCUMENT ME!
+ * @param end DOCUMENT ME!
+ * @param x1 DOCUMENT ME!
+ * @param y1 DOCUMENT ME!
+ * @param width DOCUMENT ME!
+ * @param height DOCUMENT ME!
+ */
+ // String type;
+ // SequenceFeature sf;
+ int lastSequenceIndex = -1;
+ SequenceI lastSequence;
+ SequenceFeature[] sequenceFeatures;
+ int sfSize, sfindex, spos, epos;
+
+ public void drawSequence(Graphics g, SequenceI seq,
+ int start, int end, int y1)
+ {
+ if (seq.getSequenceFeatures() == null
+ || seq.getSequenceFeatures().length == 0)
+ {
+ return;
+ }
+
+ if (transparencySetter != null && g != null)
+ {
+ transparencySetter.setTransparency(g, transparency);
+ }
+
+ if (lastSequence == null || seq != lastSequence || sequenceFeatures!=seq.getSequenceFeatures())
+ {
+ lastSequence = seq;
+ sequenceFeatures = seq.getSequenceFeatures();
+ sfSize = sequenceFeatures.length;
+ }
+
+ if (av.featuresDisplayed == null || renderOrder == null)
+ {
+ findAllFeatures();
+ if (av.featuresDisplayed.size() < 1)
+ {
+ return;
+ }
+
+ sequenceFeatures = seq.getSequenceFeatures();
+ sfSize = sequenceFeatures.length;
+ }
+ if (!overview)
+ {
+ spos = lastSequence.findPosition(start);
+ epos = lastSequence.findPosition(end);
+ if (g != null)
+ {
+ fm = g.getFontMetrics();
+ }
+ }
+ String type;
+ for (int renderIndex = 0; renderIndex < renderOrder.length; renderIndex++)
+ {
+ type = renderOrder[renderIndex];
+ if (!av.featuresDisplayed.containsKey(type))
+ {
+ continue;
+ }
+
+ // loop through all features in sequence to find
+ // current feature to render
+ for (sfindex = 0; sfindex < sfSize; sfindex++)
+ {
+ if (!sequenceFeatures[sfindex].type.equals(type))
+ {
+ continue;
+ }
+
+ if (featureGroups != null
+ && sequenceFeatures[sfindex].featureGroup != null
+ &&
+ featureGroups.containsKey(sequenceFeatures[sfindex].featureGroup)
+ &&
+ ! ( (Boolean) featureGroups.get(sequenceFeatures[sfindex].
+ featureGroup)).
+ booleanValue())
+ {
+ continue;
+ }
+
+ if (!overview && (sequenceFeatures[sfindex].getBegin() > epos
+ || sequenceFeatures[sfindex].getEnd() < spos))
+ {
+ continue;
+ }
+
+ if (overview)
+ {
+ if (sequenceFeatures[sfindex].begin <= start &&
+ sequenceFeatures[sfindex].end >= start)
+ {
+ currentColour = av.featuresDisplayed.get(sequenceFeatures[sfindex].
+ type);
+ }
+
+ }
+ else if (sequenceFeatures[sfindex].type.equals("disulfide bond"))
+ {
+
+ renderFeature(g, seq,
+ seq.findIndex(sequenceFeatures[sfindex].begin) - 1,
+ seq.findIndex(sequenceFeatures[sfindex].begin) - 1,
+ new Color( ( (Integer) av.featuresDisplayed.get(
+ sequenceFeatures[sfindex].type)).intValue()),
+ start, end, y1);
+ renderFeature(g, seq,
+ seq.findIndex(sequenceFeatures[sfindex].end) - 1,
+ seq.findIndex(sequenceFeatures[sfindex].end) - 1,
+ new Color( ( (Integer) av.featuresDisplayed.get(
+ sequenceFeatures[sfindex].type)).intValue()),
+ start, end, y1);
+
+ }
+ else
+ {
+ renderFeature(g, seq,
+ seq.findIndex(sequenceFeatures[sfindex].begin) - 1,
+ seq.findIndex(sequenceFeatures[sfindex].end) - 1,
+ getColour(sequenceFeatures[sfindex].type),
+ start, end, y1);
+ }
+
+ }
+ }
+
+ if (transparencySetter != null && g != null)
+ {
+ transparencySetter.setTransparency(g, 1.0f);
+ }
+ }
+
+ char s;
+ int i;
+ void renderFeature(Graphics g, SequenceI seq,
+ int fstart, int fend, Color featureColour, int start,
+ int end, int y1)
+ {
+
+ if ( ( (fstart <= end) && (fend >= start)))
+ {
+ if (fstart < start)
+ { // fix for if the feature we have starts before the sequence start,
+ fstart = start; // but the feature end is still valid!!
+ }
+
+ if (fend >= end)
+ {
+ fend = end;
+ }
+
+ for (i = fstart; i <= fend; i++)
+ {
+ s = seq.getCharAt(i);
+
+ if (jalview.util.Comparison.isGap(s))
+ {
+ continue;
+ }
+
+ g.setColor(featureColour);
+
+ g.fillRect( (i - start) * av.charWidth, y1, av.charWidth, av.charHeight);
+
+ if (!av.validCharWidth)
+ {
+ continue;
+ }
+
+ g.setColor(Color.white);
+ charOffset = (av.charWidth - fm.charWidth(s)) / 2;
+ g.drawString(String.valueOf(s),
+ charOffset + (av.charWidth * (i - start)),
+ (y1 + av.charHeight) - av.charHeight / 5); //pady = height / 5;
+
+ }
+ }
+ }
+
+ void findAllFeatures()
+ {
+ jalview.schemes.UserColourScheme ucs = new
+ jalview.schemes.UserColourScheme();
+
+ av.featuresDisplayed = new Hashtable();
+ Vector allfeatures = new Vector();
+ for (int i = 0; i < av.alignment.getHeight(); i++)
+ {
+ SequenceFeature[] features = av.alignment.getSequenceAt(i).
+ getSequenceFeatures();
+
+ if (features == null)
+ {
+ continue;
+ }
+
+ int index = 0;
+ while (index < features.length)
+ {
+ if (!av.featuresDisplayed.containsKey(features[index].getType()))
+ {
+ if (getColour(features[index].getType()) == null)
+ {
+ featureColours.put(features[index].getType(),
+ ucs.createColourFromName(features[index].
+ getType()));
+ }
+
+ av.featuresDisplayed.put(features[index].getType(),
+ new Integer(getColour(features[index].
+ getType()).getRGB()));
+ allfeatures.addElement(features[index].getType());
+ }
+ index++;
+ }
+ }
+
+ renderOrder = new String[allfeatures.size()];
+ Enumeration en = allfeatures.elements();
+ int i = allfeatures.size() - 1;
+ while (en.hasMoreElements())
+ {
+ renderOrder[i] = en.nextElement().toString();
+ i--;
+ }
+ }
+
+ public Color getColour(String featureType)
+ {
+ return (Color) featureColours.get(featureType);
+ }
+
+ public void addNewFeature(String name, Color col)
+ {
+
+ setColour(name, col);
+ if (av.featuresDisplayed == null)
+ {
+ av.featuresDisplayed = new Hashtable();
+ }
+
+ av.featuresDisplayed.put(name, "NOGROUP");
+ }
+
+ public void setColour(String featureType, Color col)
+ {
+ featureColours.put(featureType, col);
+ }
+
+ public void setFeaturePriority(Object[][] data)
+ {
+ // The feature table will display high priority
+ // features at the top, but theses are the ones
+ // we need to render last, so invert the data
+ if (av.featuresDisplayed != null)
+ {
+ av.featuresDisplayed.clear();
+ }
+
+ renderOrder = new String[data.length];
+
+ if (data.length > 0)
+ {
+ for (int i = 0; i < data.length; i++)
+ {
+ String type = data[i][0].toString();
+ setColour(type, (Color) data[i][1]);
+ if ( ( (Boolean) data[i][2]).booleanValue())
+ {
+ av.featuresDisplayed.put(type, new Integer(getColour(type).getRGB()));
+ }
+
+ renderOrder[data.length - i - 1] = type;
+ }
+ }
+ }
+
+ public void featuresAdded()
+ {
+ findAllFeatures();
+ }
+}
+
+class TransparencySetter
+{
+ void setTransparency(Graphics g, float value)
+ {
+ Graphics2D g2 = (Graphics2D) g;
+ g2.setComposite(
+ AlphaComposite.getInstance(
+ AlphaComposite.SRC_OVER, value));
+ }
+}