fr.vergne.translation.editor.content.MapCellRenderer Maven / Gradle / Ivy

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package fr.vergne.translation.editor.content;

import java.awt.Component;
import java.awt.Font;
import java.util.logging.Logger;

import javax.swing.JTree;
import javax.swing.tree.DefaultTreeCellRenderer;
import javax.swing.tree.TreeCellRenderer;

import fr.vergne.translation.util.MapInformer;
import fr.vergne.translation.util.MapInformer.NoDataException;

public class MapCellRenderer implements TreeCellRenderer {

	public static final Logger logger = Logger.getLogger(MapCellRenderer.class
			.getName());
	private final TreeCellRenderer basicRenderer;
	private final MapInformer informer;

	public MapCellRenderer(TreeCellRenderer basicRenderer,
			MapInformer informer) {
		this.basicRenderer = basicRenderer;
		this.informer = informer;
	}

	@Override
	public Component getTreeCellRendererComponent(JTree tree, Object cell,
			boolean selected, boolean expanded, boolean leaf, int row,
			boolean hasFocus) {
		if (cell instanceof MapTreeNode) {
			@SuppressWarnings("unchecked")
			MapID id = ((MapTreeNode) cell).getMapID();
			String description = buildDescription(id);
			String mapName;
			try {
				mapName = informer.getName(id);
			} catch (NoDataException e) {
				throw new RuntimeException(e);
			}
			String label = mapName + " (" + description + ")";
			DefaultTreeCellRenderer renderer = (DefaultTreeCellRenderer) basicRenderer
					.getTreeCellRendererComponent(tree, label, selected,
							expanded, leaf, row, hasFocus);
			try {
				if (informer.getEntriesRemaining(id) == 0) {
					renderer.setEnabled(false);
				} else {
					// keep it as is
				}
				// TODO Remove?
				renderer.setFont(renderer.getFont().deriveFont(Font.PLAIN));
			} catch (NoDataException e) {
				renderer.setFont(renderer.getFont().deriveFont(Font.ITALIC));
			}

			try {
				if (informer.isModified(id)) {
					renderer.setFont(renderer.getFont().deriveFont(Font.BOLD));
				} else {
					// keep it as is
				}
			} catch (NoDataException e) {
				// keep it as is
			}

			return renderer;
		} else {
			String description = buildDescription(null);
			String label = "Project (" + description + ")";
			logger.finest("Root node label: " + label);
			Component renderer = basicRenderer.getTreeCellRendererComponent(
					tree, label, selected, expanded, leaf, row, hasFocus);
			renderer.setFont(renderer.getFont().deriveFont(Font.PLAIN));
			return renderer;
		}
	}

	private String buildDescription(MapID id) {
		String description;
		try {
			int remaining;
			int total;
			if (id == null) {
				remaining = informer.getAllEntriesRemaining();
				total = informer.getAllEntriesCount();
			} else {
				remaining = informer.getEntriesRemaining(id);
				total = informer.getEntriesCount(id);
			}
			if (remaining > 0) {
				int percent = (int) Math.floor(100.0 - 100.0 * remaining
						/ total);
				description = percent + "%, " + remaining + " remaining";
			} else {
				description = "cleared";
			}
		} catch (NoDataException e) {
			description = "loading";
		}
		return description;
	}
}