source: josm/trunk/src/org/openstreetmap/josm/gui/preferences/imagery/CommonSettingsPanel.java@ 10634

Last change on this file since 10634 was 10634, checked in by Don-vip, 8 years ago

sonar - pmd:UselessQualifiedThis - Useless qualified this usage in the same class
  • Property svn:eol-style set to native
File size: 6.6 KB
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1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.preferences.imagery;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.Color;
7import java.awt.GridBagLayout;
8import java.io.File;
9import java.io.FilenameFilter;
10
11import javax.swing.JButton;
12import javax.swing.JColorChooser;
13import javax.swing.JLabel;
14import javax.swing.JOptionPane;
15import javax.swing.JPanel;
16import javax.swing.JSlider;
17import javax.swing.JSpinner;
18import javax.swing.SpinnerNumberModel;
19
20import org.openstreetmap.josm.data.cache.JCSCacheManager;
21import org.openstreetmap.josm.data.imagery.CachedTileLoaderFactory;
22import org.openstreetmap.josm.gui.layer.AbstractCachedTileSourceLayer;
23import org.openstreetmap.josm.gui.layer.AbstractTileSourceLayer;
24import org.openstreetmap.josm.gui.layer.ImageryLayer;
25import org.openstreetmap.josm.gui.widgets.JosmComboBox;
26import org.openstreetmap.josm.gui.widgets.JosmTextField;
27import org.openstreetmap.josm.tools.ColorHelper;
28import org.openstreetmap.josm.tools.GBC;
29import org.openstreetmap.josm.tools.Utils;
30
31/**
32 * {@code JPanel} giving access to common imagery settings.
33 * @since 5465
34 */
35public class CommonSettingsPanel extends JPanel {
36
37 // Common Settings
38 private final JButton btnFadeColor;
39 private final JSlider fadeAmount = new JSlider(0, 100);
40 private final JosmComboBox<String> sharpen;
41 private final JosmTextField tilecacheDir = new JosmTextField();
42 private final JSpinner maxElementsOnDisk;
43 private final JSlider tilesZoom = new JSlider(-2, 2, 0);
44
45
46 /**
47 * Constructs a new {@code CommonSettingsPanel}.
48 */
49 public CommonSettingsPanel() {
50 super(new GridBagLayout());
51
52 this.maxElementsOnDisk = new JSpinner(new SpinnerNumberModel(
53 AbstractCachedTileSourceLayer.MAX_DISK_CACHE_SIZE.get().intValue(), 0, Integer.MAX_VALUE, 1));
54
55 this.btnFadeColor = new JButton();
56 this.btnFadeColor.addActionListener(e -> {
57 JColorChooser chooser = new JColorChooser(btnFadeColor.getBackground());
58 int answer = JOptionPane.showConfirmDialog(
59 this, chooser,
60 tr("Choose a color for {0}", tr("imagery fade")),
61 JOptionPane.OK_CANCEL_OPTION,
62 JOptionPane.PLAIN_MESSAGE);
63 if (answer == JOptionPane.OK_OPTION) {
64 Color colFadeColor = chooser.getColor();
65 btnFadeColor.setBackground(colFadeColor);
66 btnFadeColor.setText(ColorHelper.color2html(colFadeColor));
67 }
68 });
69
70 add(new JLabel(tr("Fade Color: ")), GBC.std());
71 add(GBC.glue(5, 0), GBC.std().fill(GBC.HORIZONTAL));
72 add(this.btnFadeColor, GBC.eol().fill(GBC.HORIZONTAL));
73
74 add(new JLabel(tr("Fade amount: ")), GBC.std());
75 add(GBC.glue(5, 0), GBC.std().fill(GBC.HORIZONTAL));
76 add(this.fadeAmount, GBC.eol().fill(GBC.HORIZONTAL));
77
78 this.sharpen = new JosmComboBox<>(new String[] {
79 tr("None"),
80 tr("Soft"),
81 tr("Strong")});
82 add(new JLabel(tr("Sharpen (requires layer re-add): ")));
83 add(GBC.glue(5, 0), GBC.std().fill(GBC.HORIZONTAL));
84 add(this.sharpen, GBC.eol().fill(GBC.HORIZONTAL));
85
86 add(new JLabel(tr("Tile cache directory: ")), GBC.std());
87 add(GBC.glue(5, 0), GBC.std());
88 add(tilecacheDir, GBC.eol().fill(GBC.HORIZONTAL));
89
90 add(new JLabel(tr("Maximum size of disk cache (per imagery) in MB: ")), GBC.std());
91 add(GBC.glue(5, 0), GBC.std());
92 add(this.maxElementsOnDisk, GBC.eol());
93
94 this.tilesZoom.setPaintLabels(true);
95 this.tilesZoom.setMajorTickSpacing(2);
96 this.tilesZoom.setMinorTickSpacing(1);
97 this.tilesZoom.setPaintTicks(true);
98 add(new JLabel(tr("Tiles zoom offset:")));
99 add(GBC.glue(5, 0), GBC.std());
100 add(this.tilesZoom, GBC.eol());
101 }
102
103 /**
104 * Loads the common settings.
105 */
106 public void loadSettings() {
107 Color colFadeColor = ImageryLayer.PROP_FADE_COLOR.get();
108 this.btnFadeColor.setBackground(colFadeColor);
109 this.btnFadeColor.setText(ColorHelper.color2html(colFadeColor));
110 this.fadeAmount.setValue(ImageryLayer.PROP_FADE_AMOUNT.get());
111 this.sharpen.setSelectedIndex(Math.max(0, Math.min(2, ImageryLayer.PROP_SHARPEN_LEVEL.get())));
112 this.tilecacheDir.setText(CachedTileLoaderFactory.PROP_TILECACHE_DIR.get());
113 this.maxElementsOnDisk.setValue(AbstractCachedTileSourceLayer.MAX_DISK_CACHE_SIZE.get());
114 this.tilesZoom.setValue(AbstractTileSourceLayer.ZOOM_OFFSET.get());
115 }
116
117 /**
118 * Saves the common settings.
119 * @return true when restart is required
120 */
121 public boolean saveSettings() {
122 ImageryLayer.PROP_FADE_AMOUNT.put(this.fadeAmount.getValue());
123 ImageryLayer.PROP_FADE_COLOR.put(this.btnFadeColor.getBackground());
124 ImageryLayer.PROP_SHARPEN_LEVEL.put(sharpen.getSelectedIndex());
125
126 boolean restartRequired = false;
127 if (!AbstractCachedTileSourceLayer.MAX_DISK_CACHE_SIZE.get().equals(this.maxElementsOnDisk.getValue())) {
128 if (((Integer) this.maxElementsOnDisk.getValue()) < AbstractCachedTileSourceLayer.MAX_DISK_CACHE_SIZE.get() &&
129 JCSCacheManager.USE_BLOCK_CACHE.get()) {
130 // reducing size of the cache, this requires deletion of the files
131 removeCacheFiles(CachedTileLoaderFactory.PROP_TILECACHE_DIR.get());
132 }
133 AbstractCachedTileSourceLayer.MAX_DISK_CACHE_SIZE.put((Integer) this.maxElementsOnDisk.getValue());
134 restartRequired = true;
135 }
136
137
138 if (!CachedTileLoaderFactory.PROP_TILECACHE_DIR.get().equals(this.tilecacheDir.getText())) {
139 restartRequired = true;
140 removeCacheFiles(CachedTileLoaderFactory.PROP_TILECACHE_DIR.get()); // clear old cache directory
141 CachedTileLoaderFactory.PROP_TILECACHE_DIR.put(this.tilecacheDir.getText());
142 }
143
144 if (!AbstractTileSourceLayer.ZOOM_OFFSET.get().equals(this.tilesZoom.getValue())) {
145 // TODO: make warning about too small MEMORY_CACHE_SIZE?
146 AbstractTileSourceLayer.ZOOM_OFFSET.put(this.tilesZoom.getValue());
147 restartRequired = true;
148 }
149 return restartRequired;
150 }
151
152 private void removeCacheFiles(String path) {
153 File directory = new File(path);
154 File[] cacheFiles = directory.listFiles((FilenameFilter) (dir, name) -> name.endsWith(".data") || name.endsWith(".key"));
155 JCSCacheManager.shutdown(); // shutdown Cache - so files can by safely deleted
156 for (File cacheFile: cacheFiles) {
157 Utils.deleteFile(cacheFile);
158 }
159 }
160}
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