src/be/nikiroo/fanfix/reader/LocalReaderBook.java

   1 package be.nikiroo.fanfix.reader;
   2
   3 import java.awt.BorderLayout;
   4 import java.awt.Color;
   5 import java.awt.Graphics;
   6 import java.awt.Graphics2D;
   7 import java.awt.Rectangle;
   8 import java.awt.event.MouseEvent;
   9 import java.awt.event.MouseListener;
  10 import java.awt.image.BufferedImage;
  11 import java.util.ArrayList;
  12 import java.util.Date;
  13 import java.util.EventListener;
  14 import java.util.List;
  15
  16 import javax.swing.ImageIcon;
  17 import javax.swing.JLabel;
  18 import javax.swing.JPanel;
  19 import javax.swing.JTextArea;
  20
  21 import be.nikiroo.fanfix.data.MetaData;
  22
  23 /**
  24  * A book item presented in a {@link LocalReaderFrame}.
  25  *
  26  * @author niki
  27  */
  28 class LocalReaderBook extends JPanel {
  29         /**
  30          * Action on a book item.
  31          *
  32          * @author niki
  33          */
  34         interface BookActionListner extends EventListener {
  35                 /**
  36                  * The book was selected (single click).
  37                  *
  38                  * @param book
  39                  *            the {@link LocalReaderBook} itself
  40                  */
  41                 public void select(LocalReaderBook book);
  42
  43                 /**
  44                  * The book was double-clicked.
  45                  *
  46                  * @param book
  47                  *            the {@link LocalReaderBook} itself
  48                  */
  49                 public void action(LocalReaderBook book);
  50         }
  51
  52         private static final long serialVersionUID = 1L;
  53         private JLabel icon;
  54         private JTextArea title;
  55         private JTextArea author;
  56         private boolean selected;
  57         private boolean hovered;
  58         private Date lastClick;
  59         private long doubleClickDelay = 200; // in ms
  60         private List<BookActionListner> listeners;
  61
  62         public LocalReaderBook(MetaData meta) {
  63                 if (meta.getCover() != null) {
  64                         BufferedImage resizedImage = new BufferedImage(100, 150,
  65                                         BufferedImage.TYPE_4BYTE_ABGR);
  66                         Graphics2D g = resizedImage.createGraphics();
  67                         g.drawImage(meta.getCover(), 0, 0, 100, 150, null);
  68                         g.dispose();
  69
  70                         icon = new JLabel(new ImageIcon(resizedImage));
  71                 } else {
  72                         icon = new JLabel(" [ no cover ] ");
  73                 }
  74
  75                 title = new JTextArea(meta.getTitle());
  76                 title.setWrapStyleWord(true);
  77                 title.setLineWrap(true);
  78                 title.setEditable(false);
  79                 title.setBackground(new Color(0, true));
  80                 author = new JTextArea("by " + meta.getAuthor());
  81
  82                 this.setLayout(new BorderLayout());
  83                 this.add(icon, BorderLayout.CENTER);
  84                 this.add(title, BorderLayout.SOUTH);
  85
  86                 setupListeners();
  87                 setSelected(false);
  88         }
  89
  90         /**
  91          * The book current selection state.
  92          *
  93          * @return the selected
  94          */
  95         public boolean isSelected() {
  96                 return selected;
  97         }
  98
  99         /**
 100          * The book current selection state.
 101          *
 102          * @param selected
 103          *            the selected to set
 104          */
 105         public void setSelected(boolean selected) {
 106                 this.selected = selected;
 107                 repaint();
 108         }
 109
 110         private void setHovered(boolean hovered) {
 111                 this.hovered = hovered;
 112                 repaint();
 113         }
 114
 115         private void setupListeners() {
 116                 listeners = new ArrayList<LocalReaderBook.BookActionListner>();
 117                 addMouseListener(new MouseListener() {
 118                         public void mouseReleased(MouseEvent e) {
 119                         }
 120
 121                         public void mousePressed(MouseEvent e) {
 122                         }
 123
 124                         public void mouseExited(MouseEvent e) {
 125                                 setHovered(false);
 126                         }
 127
 128                         public void mouseEntered(MouseEvent e) {
 129                                 setHovered(true);
 130                         }
 131
 132                         public void mouseClicked(MouseEvent e) {
 133                                 Date now = new Date();
 134                                 if (lastClick != null
 135                                                 && now.getTime() - lastClick.getTime() < doubleClickDelay) {
 136                                         click(true);
 137                                 } else {
 138                                         click(false);
 139                                 }
 140                                 lastClick = now;
 141                         }
 142                 });
 143         }
 144
 145         private void click(boolean doubleClick) {
 146                 for (BookActionListner listener : listeners) {
 147                         if (doubleClick) {
 148                                 listener.action(this);
 149                         } else {
 150                                 listener.select(this);
 151                         }
 152                 }
 153         }
 154
 155         public void addActionListener(BookActionListner listener) {
 156                 listeners.add(listener);
 157         }
 158
 159         @Override
 160         public void paint(Graphics g) {
 161                 super.paint(g);
 162
 163                 Color color = new Color(255, 255, 255, 0);
 164                 if (selected && !hovered) {
 165                         color = new Color(80, 80, 100, 40);
 166                 } else if (!selected && hovered) {
 167                         color = new Color(230, 230, 255, 100);
 168                 } else if (selected && hovered) {
 169                         color = new Color(200, 200, 255, 100);
 170                 }
 171
 172                 Rectangle clip = g.getClipBounds();
 173                 g.setColor(color);
 174                 g.fillRect(clip.x, clip.y, clip.width, clip.height);
 175         }
 176 }