--- /dev/null
+package be.nikiroo.fanfix.reader.ui;
+
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.Polygon;
+import java.awt.Rectangle;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.EventListener;
+import java.util.List;
+
+import javax.imageio.ImageIO;
+import javax.swing.ImageIcon;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+
+import be.nikiroo.fanfix.Instance;
+import be.nikiroo.fanfix.data.MetaData;
+import be.nikiroo.fanfix.data.Story;
+import be.nikiroo.fanfix.reader.Reader;
+import be.nikiroo.utils.Image;
+import be.nikiroo.utils.ui.ImageUtilsAwt;
+import be.nikiroo.utils.ui.UIUtils;
+
+/**
+ * A book item presented in a {@link GuiReaderFrame}.
+ *
+ * @author niki
+ */
+class GuiReaderBook extends JPanel {
+ /**
+ * Action on a book item.
+ *
+ * @author niki
+ */
+ interface BookActionListener extends EventListener {
+ /**
+ * The book was selected (single click).
+ *
+ * @param book
+ * the {@link GuiReaderBook} itself
+ */
+ public void select(GuiReaderBook book);
+
+ /**
+ * The book was double-clicked.
+ *
+ * @param book
+ * the {@link GuiReaderBook} itself
+ */
+ public void action(GuiReaderBook book);
+
+ /**
+ * A popup menu was requested for this {@link GuiReaderBook}.
+ *
+ * @param book
+ * the {@link GuiReaderBook} itself
+ * @param e
+ * the {@link MouseEvent} that generated this call
+ */
+ public void popupRequested(GuiReaderBook book, MouseEvent e);
+ }
+
+ private static final long serialVersionUID = 1L;
+
+ // TODO: export some of the configuration options?
+ private static final int COVER_WIDTH = 100;
+ private static final int COVER_HEIGHT = 150;
+ private static final int SPINE_WIDTH = 5;
+ private static final int SPINE_HEIGHT = 5;
+ private static final int HOFFSET = 20;
+ private static final Color SPINE_COLOR_BOTTOM = new Color(180, 180, 180);
+ private static final Color SPINE_COLOR_RIGHT = new Color(100, 100, 100);
+ private static final int TEXT_WIDTH = COVER_WIDTH + 40;
+ private static final int TEXT_HEIGHT = 50;
+ private static final String AUTHOR_COLOR = "#888888";
+ private static final Color BORDER = Color.black;
+ private static final long doubleClickDelay = 200; // in ms
+ //
+
+ private JLabel icon;
+ private JLabel title;
+ private boolean selected;
+ private boolean hovered;
+ private Date lastClick;
+
+ private List<BookActionListener> listeners;
+ private Reader reader;
+ private MetaData meta;
+ private boolean cached;
+
+ /**
+ * Create a new {@link GuiReaderBook} item for the given {@link Story}.
+ *
+ * @param reader
+ * the associated reader
+ * @param meta
+ * the story {@link MetaData} or source (if no LUID)
+ * @param cached
+ * TRUE if it is locally cached
+ * @param seeWordCount
+ * TRUE to see word counts, FALSE to see authors
+ */
+ public GuiReaderBook(Reader reader, MetaData meta, boolean cached,
+ boolean seeWordCount) {
+ this.reader = reader;
+ this.cached = cached;
+ this.meta = meta;
+
+ String optSecondary = meta.getAuthor();
+ if (seeWordCount) {
+ if (meta.getWords() >= 4000) {
+ optSecondary = "" + (meta.getWords() / 1000) + "k";
+ } else if (meta.getWords() > 0) {
+ optSecondary = "" + meta.getWords();
+ } else {
+ optSecondary = "";
+ }
+
+ if (!optSecondary.isEmpty()) {
+ if (meta.isImageDocument()) {
+ optSecondary += " images";
+ } else {
+ optSecondary += " words";
+ }
+ }
+ }
+
+ if (optSecondary != null && !optSecondary.isEmpty()) {
+ optSecondary = "(" + optSecondary + ")";
+ } else {
+ optSecondary = "";
+ }
+
+ icon = new JLabel(generateCoverIcon());
+ title = new JLabel(
+ String.format(
+ "<html>"
+ + "<body style='width: %d px; height: %d px; text-align: center'>"
+ + "%s" + "<br>" + "<span style='color: %s;'>"
+ + "%s" + "</span>" + "</body>" + "</html>",
+ TEXT_WIDTH, TEXT_HEIGHT, meta.getTitle(), AUTHOR_COLOR,
+ optSecondary));
+
+ setLayout(new BorderLayout(10, 10));
+ add(icon, BorderLayout.CENTER);
+ add(title, BorderLayout.SOUTH);
+
+ setupListeners();
+ }
+
+ /**
+ * The book current selection state.
+ *
+ * @return the selection state
+ */
+ public boolean isSelected() {
+ return selected;
+ }
+
+ /**
+ * The book current selection state.
+ *
+ * @param selected
+ * TRUE if it is selected
+ */
+ public void setSelected(boolean selected) {
+ if (this.selected != selected) {
+ this.selected = selected;
+ repaint();
+ }
+ }
+
+ /**
+ * The item mouse-hover state.
+ *
+ * @param hovered
+ * TRUE if it is mouse-hovered
+ */
+ private void setHovered(boolean hovered) {
+ if (this.hovered != hovered) {
+ this.hovered = hovered;
+ repaint();
+ }
+ }
+
+ /**
+ * Setup the mouse listener that will activate {@link BookActionListener}
+ * events.
+ */
+ private void setupListeners() {
+ listeners = new ArrayList<GuiReaderBook.BookActionListener>();
+ addMouseListener(new MouseListener() {
+ @Override
+ public void mouseReleased(MouseEvent e) {
+ if (e.isPopupTrigger()) {
+ popup(e);
+ }
+ }
+
+ @Override
+ public void mousePressed(MouseEvent e) {
+ if (e.isPopupTrigger()) {
+ popup(e);
+ }
+ }
+
+ @Override
+ public void mouseExited(MouseEvent e) {
+ setHovered(false);
+ }
+
+ @Override
+ public void mouseEntered(MouseEvent e) {
+ setHovered(true);
+ }
+
+ @Override
+ public void mouseClicked(MouseEvent e) {
+ if (isEnabled()) {
+ Date now = new Date();
+ if (lastClick != null
+ && now.getTime() - lastClick.getTime() < doubleClickDelay) {
+ click(true);
+ } else {
+ click(false);
+ }
+
+ lastClick = now;
+ }
+ }
+
+ private void click(boolean doubleClick) {
+ for (BookActionListener listener : listeners) {
+ if (doubleClick) {
+ listener.action(GuiReaderBook.this);
+ } else {
+ listener.select(GuiReaderBook.this);
+ }
+ }
+ }
+
+ private void popup(MouseEvent e) {
+ for (BookActionListener listener : listeners) {
+ listener.select((GuiReaderBook.this));
+ listener.popupRequested(GuiReaderBook.this, e);
+ }
+ }
+ });
+ }
+
+ /**
+ * Add a new {@link BookActionListener} on this item.
+ *
+ * @param listener
+ * the listener
+ */
+ public void addActionListener(BookActionListener listener) {
+ listeners.add(listener);
+ }
+
+ /**
+ * The Library {@link MetaData} of the book represented by this item.
+ *
+ * @return the meta
+ */
+ public MetaData getMeta() {
+ return meta;
+ }
+
+ /**
+ * This item {@link GuiReader} library cache state.
+ *
+ * @return TRUE if it is present in the {@link GuiReader} cache
+ */
+ public boolean isCached() {
+ return cached;
+ }
+
+ /**
+ * This item {@link GuiReader} library cache state.
+ *
+ * @param cached
+ * TRUE if it is present in the {@link GuiReader} cache
+ */
+ public void setCached(boolean cached) {
+ if (this.cached != cached) {
+ this.cached = cached;
+ repaint();
+ }
+ }
+
+ /**
+ * Paint the item, then call {@link GuiReaderBook#paintOverlay(Graphics)}.
+ */
+ @Override
+ public void paint(Graphics g) {
+ super.paint(g);
+ paintOverlay(g);
+ }
+
+ /**
+ * Draw a partially transparent overlay if needed depending upon the
+ * selection and mouse-hover states on top of the normal component, as well
+ * as a possible "cached" icon if the item is cached.
+ *
+ * @param g
+ * the {@link Graphics} to paint onto
+ */
+ public void paintOverlay(Graphics g) {
+ Rectangle clip = g.getClipBounds();
+ if (clip.getWidth() <= 0 || clip.getHeight() <= 0) {
+ return;
+ }
+
+ int h = COVER_HEIGHT;
+ int w = COVER_WIDTH;
+ int xOffset = (TEXT_WIDTH - COVER_WIDTH) - 1;
+ int yOffset = HOFFSET;
+
+ if (BORDER != null) {
+ if (BORDER != null) {
+ g.setColor(BORDER);
+ g.drawRect(xOffset, yOffset, COVER_WIDTH, COVER_HEIGHT);
+ }
+
+ xOffset++;
+ yOffset++;
+ }
+
+ int[] xs = new int[] { xOffset, xOffset + SPINE_WIDTH,
+ xOffset + w + SPINE_WIDTH, xOffset + w };
+ int[] ys = new int[] { yOffset + h, yOffset + h + SPINE_HEIGHT,
+ yOffset + h + SPINE_HEIGHT, yOffset + h };
+ g.setColor(SPINE_COLOR_BOTTOM);
+ g.fillPolygon(new Polygon(xs, ys, xs.length));
+ xs = new int[] { xOffset + w, xOffset + w + SPINE_WIDTH,
+ xOffset + w + SPINE_WIDTH, xOffset + w };
+ ys = new int[] { yOffset, yOffset + SPINE_HEIGHT,
+ yOffset + h + SPINE_HEIGHT, yOffset + h };
+ g.setColor(SPINE_COLOR_RIGHT);
+ g.fillPolygon(new Polygon(xs, ys, xs.length));
+
+ Color color = new Color(255, 255, 255, 0);
+ if (!isEnabled()) {
+ } else if (selected && !hovered) {
+ color = new Color(80, 80, 100, 40);
+ } else if (!selected && hovered) {
+ color = new Color(230, 230, 255, 100);
+ } else if (selected && hovered) {
+ color = new Color(200, 200, 255, 100);
+ }
+
+ g.setColor(color);
+ g.fillRect(clip.x, clip.y, clip.width, clip.height);
+
+ if (cached) {
+ UIUtils.drawEllipse3D(g, Color.green.darker(), COVER_WIDTH
+ + HOFFSET + 30, 10, 20, 20);
+ }
+ }
+
+ /**
+ * Generate a cover icon based upon the given {@link MetaData}.
+ *
+ * @return the icon
+ */
+ private ImageIcon generateCoverIcon() {
+ BufferedImage resizedImage = null;
+ String id = getIconId(meta);
+
+ InputStream in = Instance.getCache().getFromCache(id);
+ if (in != null) {
+ try {
+ resizedImage = ImageUtilsAwt.fromImage(new Image(in));
+ in.close();
+ in = null;
+ } catch (IOException e) {
+ Instance.getTraceHandler().error(e);
+ }
+ }
+
+ if (resizedImage == null) {
+ try {
+ Image cover = null;
+ if (meta.getLuid() == null) {
+ cover = reader.getLibrary()
+ .getSourceCover(meta.getSource());
+ } else {
+ cover = reader.getLibrary().getCover(meta.getLuid());
+ }
+
+ BufferedImage coverb = ImageUtilsAwt.fromImage(cover);
+
+ resizedImage = new BufferedImage(SPINE_WIDTH + COVER_WIDTH,
+ SPINE_HEIGHT + COVER_HEIGHT + HOFFSET,
+ BufferedImage.TYPE_4BYTE_ABGR);
+ Graphics2D g = resizedImage.createGraphics();
+ g.setColor(Color.white);
+ g.fillRect(0, HOFFSET, COVER_WIDTH, COVER_HEIGHT);
+ if (cover != null) {
+ g.drawImage(coverb, 0, HOFFSET, COVER_WIDTH, COVER_HEIGHT,
+ null);
+ } else {
+ g.setColor(Color.black);
+ g.drawLine(0, HOFFSET, COVER_WIDTH, HOFFSET + COVER_HEIGHT);
+ g.drawLine(COVER_WIDTH, HOFFSET, 0, HOFFSET + COVER_HEIGHT);
+ }
+ g.dispose();
+
+ if (id != null) {
+ ByteArrayOutputStream out = new ByteArrayOutputStream();
+ ImageIO.write(resizedImage, "png", out);
+ byte[] imageBytes = out.toByteArray();
+ in = new ByteArrayInputStream(imageBytes);
+ Instance.getCache().addToCache(in, id);
+ in.close();
+ in = null;
+ }
+ } catch (MalformedURLException e) {
+ Instance.getTraceHandler().error(e);
+ } catch (IOException e) {
+ Instance.getTraceHandler().error(e);
+ }
+ }
+
+ if (resizedImage != null) {
+ return new ImageIcon(resizedImage);
+ }
+
+ return null;
+ }
+
+ /**
+ * Manually clear the icon set for this item.
+ *
+ * @param meta
+ * the meta of the story or source (if luid is null)
+ */
+ public static void clearIcon(MetaData meta) {
+ String id = getIconId(meta);
+ Instance.getCache().removeFromCache(id);
+ }
+
+ /**
+ * Get a unique ID from this meta (note that if the luid is null, it is
+ * considered a source and not a {@link Story}).
+ *
+ * @param meta
+ * the meta
+ * @return the unique ID
+ */
+ private static String getIconId(MetaData meta) {
+ String id = null;
+
+ String key = meta.getUuid();
+ if (meta.getLuid() == null) {
+ // a fake meta (== a source)
+ key = "source_" + meta.getSource();
+ }
+
+ id = key + ".thumb_" + SPINE_WIDTH + "x" + COVER_WIDTH + "+"
+ + SPINE_HEIGHT + "+" + COVER_HEIGHT + "@" + HOFFSET;
+
+ return id;
+ }
+}