- 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().getCover(meta.getLuid());
- }
- if (cover == null) {
- cover = reader.getLibrary()
- .getSourceCover(meta.getSource());
- }
-
- 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) {
- BufferedImage coverb = ImageUtilsAwt.fromImage(cover);
- 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;