Gridarta Editor
MapMenuEntryIcons.java
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1 /*
2  * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
3  * Copyright (C) 2000-2023 The Gridarta Developers.
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18  */
19 
20 package net.sf.gridarta.gui.dialog.bookmarks;
21 
22 import javax.swing.Icon;
23 import javax.swing.ImageIcon;
29 import org.jetbrains.annotations.NotNull;
30 import org.jetbrains.annotations.Nullable;
31 
36 public class MapMenuEntryIcons implements MapMenuEntryVisitor {
37 
41  @NotNull
43 
47  @Nullable
48  private Icon icon;
49 
55  this.mapImageCache = mapImageCache;
56  }
57 
63  @Nullable
64  public Icon getIcon(@NotNull final MapMenuEntry mapMenuEntry) {
65  mapMenuEntry.visit(this);
66  final Icon result = icon;
67  icon = null;
68  return result;
69  }
70 
71  @Override
72  public void visit(@NotNull final MapMenuEntryDir mapMenuEntry) {
73  icon = null;
74  }
75 
76  @Override
77  public void visit(@NotNull final MapMenuEntryMap mapMenuEntry) {
78  icon = new ImageIcon(mapImageCache.getOrCreatePreview(mapMenuEntry.getMapFile().getFile()));
79  }
80 
81 }
net.sf.gridarta.gui.mapimagecache
Definition: ImageType.java:20
net.sf.gridarta.gui.dialog.bookmarks.MapMenuEntryIcons.icon
Icon icon
The result icon.
Definition: MapMenuEntryIcons.java:48
net.sf.gridarta.gui.dialog.bookmarks.MapMenuEntryIcons.MapMenuEntryIcons
MapMenuEntryIcons(@NotNull final MapImageCache<?, ?, ?> mapImageCache)
Creates a new instance.
Definition: MapMenuEntryIcons.java:54
net.sf.gridarta.gui.mapmenu.MapMenuEntry
Abstract base class for recent and bookmark menu entries.
Definition: MapMenuEntry.java:29
net.sf.gridarta
Base package of all Gridarta classes.
net.sf.gridarta.gui.dialog.bookmarks.MapMenuEntryIcons.visit
void visit(@NotNull final MapMenuEntryMap mapMenuEntry)
Called for MapMenuEntryMap instances.
Definition: MapMenuEntryIcons.java:77
net.sf
net.sf.gridarta.gui.dialog.bookmarks.MapMenuEntryIcons
Generates icons for MapMenuEntry instances.
Definition: MapMenuEntryIcons.java:36
net.sf.gridarta.gui
Graphical User Interface of Gridarta.
net.sf.gridarta.gui.mapimagecache.MapImageCache
Caches icon and preview images for map files.
Definition: MapImageCache.java:53
net
net.sf.gridarta.gui.mapimagecache.MapImageCache.getOrCreatePreview
Image getOrCreatePreview(@NotNull final File mapFile)
Returns a preview Image for a given map file.
Definition: MapImageCache.java:226
net.sf.gridarta.gui.dialog.bookmarks.MapMenuEntryIcons.getIcon
Icon getIcon(@NotNull final MapMenuEntry mapMenuEntry)
Returns an Icon for a MapMenuEntry instance.
Definition: MapMenuEntryIcons.java:64
net.sf.gridarta.gui.mapmenu
Definition: AbstractMapMenuPreferences.java:20
net.sf.gridarta.gui.dialog.bookmarks.MapMenuEntryIcons.mapImageCache
final MapImageCache<?, ?, ?> mapImageCache
The MapImageCache for looking up icons.
Definition: MapMenuEntryIcons.java:42
net.sf.gridarta.gui.dialog.bookmarks.MapMenuEntryIcons.visit
void visit(@NotNull final MapMenuEntryDir mapMenuEntry)
Called for MapMenuEntryDir instances.
Definition: MapMenuEntryIcons.java:72
net.sf.gridarta.gui.mapmenu.MapMenuEntryVisitor
Interface for classes operating on MapMenuEntry instances.
Definition: MapMenuEntryVisitor.java:28
net.sf.gridarta.gui.mapmenu.MapMenuEntryMap
A MapMenuEntry that represents a map.
Definition: MapMenuEntryMap.java:29
net.sf.gridarta.gui.mapmenu.MapMenuEntryDir
A MapMenuEntry that represents a directory.
Definition: MapMenuEntryDir.java:28