[hyperspace-core-gui2] general work on gui2

openchemlib-hyperspace-core-gui2/src/main/java/com/idorsia/research/chem/hyperspace/gui2/view/SynthonTreeCellRenderer.java

@@ -0,0 +1,64 @@
+package com.idorsia.research.chem.hyperspace.gui2.view;
+
+import com.actelion.research.gui.table.ChemistryCellRenderer;
+import com.actelion.research.gui.table.ChemistryRenderPanel;
+import com.idorsia.research.chem.hyperspace.HyperspaceUtils;
+import com.idorsia.research.chem.hyperspace.SynthonSpace;
+import com.idorsia.research.chem.hyperspace.tree.SynthonTreeNode;
+
+import javax.swing.*;
+import javax.swing.tree.DefaultTreeCellRenderer;
+import java.awt.*;
+
+public class SynthonTreeCellRenderer extends DefaultTreeCellRenderer {
+    @Override
+    public Component getTreeCellRendererComponent(JTree tree, Object value,
+                                                  boolean selected, boolean expanded,
+                                                  boolean leaf, int row, boolean hasFocus) {
+
+        if(value instanceof SynthonTreeNode) {
+            SynthonSpace.FragId node = ((SynthonTreeNode) value).getSynthon();
+            // Call super method to ensure default rendering behavior
+            super.getTreeCellRendererComponent(tree, value, selected, expanded, leaf, row, hasFocus);
+            // Customize rendering based on your requirements
+            // Customize rendering based on the node's properties
+            setText(node.fragment_id);
+
+            // Custom painting for the icon
+            ChemistryRenderPanel renderer = new ChemistryRenderPanel();
+            renderer.setChemistry(HyperspaceUtils.parseIDCode(node.idcode));
+            renderer.setSize(80, 80);
+            Icon customIcon = new Icon() {
+                @Override
+                public void paintIcon(Component c, Graphics g, int x, int y) {
+                    // Custom painting logic using Graphics object 'g'
+                    // For example, draw a rectangle
+                    g.setColor(Color.BLUE);
+                    g.fillRect(x, y, getIconWidth(), getIconHeight());
+                    renderer.paint(g);
+                }
+
+                @Override
+                public int getIconWidth() {
+                    return 20; // Specify the width of the custom icon
+                }
+
+                @Override
+                public int getIconHeight() {
+                    return 20; // Specify the height of the custom icon
+                }
+            };
+            setIcon(customIcon);
+
+            // Apply custom font, color, etc. if needed
+            setFont(new Font("Arial", Font.BOLD, 12));
+            setForeground(Color.RED);
+            //}
+        }
+        else {
+            super.getTreeCellRendererComponent(tree, value, selected, expanded, leaf, row, hasFocus);
+        }
+
+        return this;
+    }
+}