From: Niki Roo Date: Fri, 15 Mar 2019 08:09:35 +0000 (+0100) Subject: oops, forgot a file X-Git-Url: https://git.nikiroo.be/?a=commitdiff_plain;h=bb0cff4b976144ef7dd54d573021e092cc7cb7f7;p=nikiroo-utils.git oops, forgot a file --- diff --git a/src/be/nikiroo/fanfix/reader/ui/GuiReaderCoverImager.java b/src/be/nikiroo/fanfix/reader/ui/GuiReaderCoverImager.java new file mode 100644 index 0000000..1f476b6 --- /dev/null +++ b/src/be/nikiroo/fanfix/reader/ui/GuiReaderCoverImager.java @@ -0,0 +1,223 @@ +package be.nikiroo.fanfix.reader.ui; + +import java.awt.Color; +import java.awt.Graphics; +import java.awt.Graphics2D; +import java.awt.Polygon; +import java.awt.Rectangle; +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 javax.imageio.ImageIO; +import javax.swing.ImageIcon; + +import be.nikiroo.fanfix.Instance; +import be.nikiroo.fanfix.data.MetaData; +import be.nikiroo.fanfix.data.Story; +import be.nikiroo.fanfix.library.BasicLibrary; +import be.nikiroo.utils.Image; +import be.nikiroo.utils.ui.ImageUtilsAwt; +import be.nikiroo.utils.ui.UIUtils; + +/** + * This class can create a cover icon ready to use for the graphical + * application. + * + * @author niki + */ +class GuiReaderCoverImager { + + // 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 Color BORDER = Color.black; + + public static final int TEXT_HEIGHT = 50; + public static final int TEXT_WIDTH = COVER_WIDTH + 40; + + // + + /** + * 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 + * @param enabled + * draw an enabled overlay + * @param selected + * draw a selected overlay + * @param hovered + * draw a hovered overlay + * @param cached + * draw a cached overlay + */ + static public void paintOverlay(Graphics g, boolean enabled, + boolean selected, boolean hovered, boolean cached) { + 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 (!enabled) { + } 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}. + * + * @param lib + * the library the meta comes from + * @param meta + * the {@link MetaData} + * + * @return the icon + */ + static public ImageIcon generateCoverIcon(BasicLibrary lib, MetaData meta) { + 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 = lib.getCover(meta.getLuid()); + } + if (cover == null) { + cover = lib.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); + } + } + + return new ImageIcon(resizedImage); + } + + /** + * Manually clear the icon set for this item. + * + * @param meta + * the meta of the story or source (if luid is null) + */ + static public 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 + */ + static private 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; + } +}