+
+ /**
+ * Answers true if there is a scheme with the given name, else false. The test
+ * is not case-sensitive.
+ *
+ * @param name
+ * @return
+ */
+ public boolean nameExists(String name)
+ {
+ if (name == null)
+ {
+ return false;
+ }
+ name = name.toLowerCase();
+ for (ColourSchemeI scheme : getColourSchemes())
+ {
+ if (name.equals(scheme.getSchemeName().toLowerCase()))
+ {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Loads a user defined colour scheme from file. The file should contain a
+ * definition of residue colours in XML format as defined in
+ * JalviewUserColours.xsd.
+ *
+ * @param filePath
+ *
+ * @return
+ */
+ public static UserColourScheme loadColourScheme(String filePath)
+ {
+ UserColourScheme ucs = null;
+ Color[] newColours = null;
+ File file = new File(filePath);
+ try
+ {
+ InputStreamReader in = new InputStreamReader(
+ new FileInputStream(file), "UTF-8");
+
+ jalview.schemabinding.version2.JalviewUserColours jucs = new jalview.schemabinding.version2.JalviewUserColours();
+
+ org.exolab.castor.xml.Unmarshaller unmar = new org.exolab.castor.xml.Unmarshaller(
+ jucs);
+ jucs = (jalview.schemabinding.version2.JalviewUserColours) unmar
+ .unmarshal(in);
+
+ /*
+ * non-case-sensitive colours are for 20 amino acid codes,
+ * B, Z, X and Gap
+ * optionally, lower-case alternatives for all except Gap
+ */
+ newColours = new Color[24];
+ Color[] lowerCase = new Color[23];
+ boolean caseSensitive = false;
+
+ String name;
+ int index;
+ for (int i = 0; i < jucs.getColourCount(); i++)
+ {
+ name = jucs.getColour(i).getName();
+ if (ResidueProperties.aa3Hash.containsKey(name))
+ {
+ index = ResidueProperties.aa3Hash.get(name).intValue();
+ }
+ else
+ {
+ index = ResidueProperties.aaIndex[name.charAt(0)];
+ }
+ if (index == -1)
+ {
+ continue;
+ }
+
+ Color color = new Color(Integer.parseInt(jucs.getColour(i)
+ .getRGB(), 16));
+ if (name.toLowerCase().equals(name))
+ {
+ caseSensitive = true;
+ lowerCase[index] = color;
+ }
+ else
+ {
+ newColours[index] = color;
+ }
+ }
+
+ /*
+ * instantiate the colour scheme
+ */
+ ucs = new UserColourScheme(newColours);
+ ucs.setName(jucs.getSchemeName());
+ if (caseSensitive)
+ {
+ ucs.setLowerCaseColours(lowerCase);
+ }
+ } catch (Exception ex)
+ {
+ // Could be old Jalview Archive format
+ try
+ {
+ InputStreamReader in = new InputStreamReader(new FileInputStream(
+ file), "UTF-8");
+
+ jalview.binding.JalviewUserColours jucs = new jalview.binding.JalviewUserColours();
+
+ jucs = JalviewUserColours.unmarshal(in);
+
+ newColours = new Color[jucs.getColourCount()];
+
+ for (int i = 0; i < 24; i++)
+ {
+ newColours[i] = new Color(Integer.parseInt(jucs.getColour(i)
+ .getRGB(), 16));
+ }
+ ucs = new UserColourScheme(newColours);
+ ucs.setName(jucs.getSchemeName());
+ } catch (Exception ex2)
+ {
+ ex2.printStackTrace();
+ }
+
+ if (newColours == null)
+ {
+ System.out.println("Error loading User ColourFile\n" + ex);
+ }
+ }
+
+ return ucs;
+ }