source: josm/trunk/src/org/openstreetmap/josm/gui/mappaint/NodeElemStyle.java@ 8085

Last change on this file since 8085 was 8085, checked in by bastiK, 9 years ago

fixed #10216 Offsetting node icon in MapCSS

also: rework of rendering of disabled layers and objects
  • Property svn:eol-style set to native
File size: 15.0 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.mappaint;
3
4import java.awt.BasicStroke;
5import java.awt.Color;
6import java.awt.Image;
7import java.awt.Rectangle;
8import java.awt.Stroke;
9import java.util.Objects;
10
11import org.openstreetmap.josm.Main;
12import org.openstreetmap.josm.data.osm.Node;
13import org.openstreetmap.josm.data.osm.OsmPrimitive;
14import org.openstreetmap.josm.data.osm.Relation;
15import org.openstreetmap.josm.data.osm.visitor.paint.MapPaintSettings;
16import org.openstreetmap.josm.data.osm.visitor.paint.StyledMapRenderer;
17import org.openstreetmap.josm.gui.mappaint.BoxTextElemStyle.BoxProvider;
18import org.openstreetmap.josm.gui.mappaint.BoxTextElemStyle.SimpleBoxProvider;
19import org.openstreetmap.josm.gui.mappaint.MapPaintStyles.IconReference;
20import org.openstreetmap.josm.gui.mappaint.StyleCache.StyleList;
21import org.openstreetmap.josm.tools.Utils;
22
23/**
24 * applies for Nodes and turn restriction relations
25 */
26public class NodeElemStyle extends ElemStyle implements StyleKeys {
27 public final MapImage mapImage;
28 public final Symbol symbol;
29
30 private Image enabledNodeIcon;
31 private Image disabledNodeIcon;
32
33 private boolean enabledNodeIconIsTemporary;
34 private boolean disabledNodeIconIsTemporary;
35
36 public enum SymbolShape { SQUARE, CIRCLE, TRIANGLE, PENTAGON, HEXAGON, HEPTAGON, OCTAGON, NONAGON, DECAGON }
37
38 public static class Symbol {
39 public SymbolShape symbol;
40 public int size;
41 public Stroke stroke;
42 public Color strokeColor;
43 public Color fillColor;
44
45 public Symbol(SymbolShape symbol, int size, Stroke stroke, Color strokeColor, Color fillColor) {
46 if (stroke != null && strokeColor == null)
47 throw new IllegalArgumentException("Stroke given without color");
48 if (stroke == null && fillColor == null)
49 throw new IllegalArgumentException("Either a stroke or a fill color must be given");
50 this.symbol = symbol;
51 this.size = size;
52 this.stroke = stroke;
53 this.strokeColor = strokeColor;
54 this.fillColor = fillColor;
55 }
56
57 @Override
58 public boolean equals(Object obj) {
59 if (obj == null || getClass() != obj.getClass())
60 return false;
61 final Symbol other = (Symbol) obj;
62 return symbol == other.symbol &&
63 size == other.size &&
64 Objects.equals(stroke, other.stroke) &&
65 Objects.equals(strokeColor, other.strokeColor) &&
66 Objects.equals(fillColor, other.fillColor);
67 }
68
69 @Override
70 public int hashCode() {
71 int hash = 7;
72 hash = 67 * hash + symbol.hashCode();
73 hash = 67 * hash + size;
74 hash = 67 * hash + (stroke != null ? stroke.hashCode() : 0);
75 hash = 67 * hash + (strokeColor != null ? strokeColor.hashCode() : 0);
76 hash = 67 * hash + (fillColor != null ? fillColor.hashCode() : 0);
77 return hash;
78 }
79
80 @Override
81 public String toString() {
82 return "symbol=" + symbol + " size=" + size +
83 (stroke != null ? (" stroke=" + stroke + " strokeColor=" + strokeColor) : "") +
84 (fillColor != null ? (" fillColor=" + fillColor) : "");
85 }
86 }
87
88 public static final NodeElemStyle SIMPLE_NODE_ELEMSTYLE;
89 static {
90 MultiCascade mc = new MultiCascade();
91 mc.getOrCreateCascade("default");
92 SIMPLE_NODE_ELEMSTYLE = create(new Environment(null, mc, "default", null), 4.1f, true);
93 if (SIMPLE_NODE_ELEMSTYLE == null) throw new AssertionError();
94 }
95
96 public static final StyleList DEFAULT_NODE_STYLELIST = new StyleList(NodeElemStyle.SIMPLE_NODE_ELEMSTYLE);
97 public static final StyleList DEFAULT_NODE_STYLELIST_TEXT = new StyleList(NodeElemStyle.SIMPLE_NODE_ELEMSTYLE, BoxTextElemStyle.SIMPLE_NODE_TEXT_ELEMSTYLE);
98
99 protected NodeElemStyle(Cascade c, MapImage mapImage, Symbol symbol, float default_major_z_index) {
100 super(c, default_major_z_index);
101 this.mapImage = mapImage;
102 this.symbol = symbol;
103 }
104
105 public static NodeElemStyle create(Environment env) {
106 return create(env, 4f, false);
107 }
108
109 private static NodeElemStyle create(Environment env, float default_major_z_index, boolean allowDefault) {
110 Cascade c = env.mc.getCascade(env.layer);
111
112 MapImage mapImage = createIcon(env, ICON_KEYS);
113 Symbol symbol = null;
114 if (mapImage == null) {
115 symbol = createSymbol(env);
116 }
117
118 // optimization: if we neither have a symbol, nor a mapImage
119 // we don't have to check for the remaining style properties and we don't
120 // have to allocate a node element style.
121 if (!allowDefault && symbol == null && mapImage == null) return null;
122
123 return new NodeElemStyle(c, mapImage, symbol, default_major_z_index);
124 }
125
126 public static MapImage createIcon(final Environment env, final String[] keys) {
127 Cascade c = env.mc.getCascade(env.layer);
128
129 final IconReference iconRef = c.get(keys[ICON_IMAGE_IDX], null, IconReference.class, true);
130 if (iconRef == null)
131 return null;
132
133 Cascade c_def = env.mc.getCascade("default");
134
135 Float widthOnDefault = c_def.get(keys[ICON_WIDTH_IDX], null, Float.class);
136 if (widthOnDefault != null && widthOnDefault <= 0) {
137 widthOnDefault = null;
138 }
139 Float widthF = getWidth(c, keys[ICON_WIDTH_IDX], widthOnDefault);
140
141 Float heightOnDefault = c_def.get(keys[ICON_HEIGHT_IDX], null, Float.class);
142 if (heightOnDefault != null && heightOnDefault <= 0) {
143 heightOnDefault = null;
144 }
145 Float heightF = getWidth(c, keys[ICON_HEIGHT_IDX], heightOnDefault);
146
147 int width = widthF == null ? -1 : Math.round(widthF);
148 int height = heightF == null ? -1 : Math.round(heightF);
149
150 float offsetXF = 0f;
151 float offsetYF = 0f;
152 if (keys[ICON_OFFSET_X_IDX] != null) {
153 offsetXF = c.get(keys[ICON_OFFSET_X_IDX], 0f, Float.class);
154 offsetYF = c.get(keys[ICON_OFFSET_Y_IDX], 0f, Float.class);
155 }
156
157 final MapImage mapImage = new MapImage(iconRef.iconName, iconRef.source);
158
159 mapImage.width = width;
160 mapImage.height = height;
161 mapImage.offsetX = Math.round(offsetXF);
162 mapImage.offsetY = Math.round(offsetYF);
163
164 mapImage.alpha = Math.min(255, Math.max(0, Integer.valueOf(Main.pref.getInteger("mappaint.icon-image-alpha", 255))));
165 Integer pAlpha = Utils.color_float2int(c.get(keys[ICON_OPACITY_IDX], null, float.class));
166 if (pAlpha != null) {
167 mapImage.alpha = pAlpha;
168 }
169 return mapImage;
170 }
171
172 private static Symbol createSymbol(Environment env) {
173 Cascade c = env.mc.getCascade(env.layer);
174 Cascade c_def = env.mc.getCascade("default");
175
176 SymbolShape shape;
177 Keyword shapeKW = c.get("symbol-shape", null, Keyword.class);
178 if (shapeKW == null)
179 return null;
180 if ("square".equals(shapeKW.val)) {
181 shape = SymbolShape.SQUARE;
182 } else if ("circle".equals(shapeKW.val)) {
183 shape = SymbolShape.CIRCLE;
184 } else if ("triangle".equals(shapeKW.val)) {
185 shape = SymbolShape.TRIANGLE;
186 } else if ("pentagon".equals(shapeKW.val)) {
187 shape = SymbolShape.PENTAGON;
188 } else if ("hexagon".equals(shapeKW.val)) {
189 shape = SymbolShape.HEXAGON;
190 } else if ("heptagon".equals(shapeKW.val)) {
191 shape = SymbolShape.HEPTAGON;
192 } else if ("octagon".equals(shapeKW.val)) {
193 shape = SymbolShape.OCTAGON;
194 } else if ("nonagon".equals(shapeKW.val)) {
195 shape = SymbolShape.NONAGON;
196 } else if ("decagon".equals(shapeKW.val)) {
197 shape = SymbolShape.DECAGON;
198 } else
199 return null;
200
201 Float sizeOnDefault = c_def.get("symbol-size", null, Float.class);
202 if (sizeOnDefault != null && sizeOnDefault <= 0) {
203 sizeOnDefault = null;
204 }
205 Float size = getWidth(c, "symbol-size", sizeOnDefault);
206
207 if (size == null) {
208 size = 10f;
209 }
210
211 if (size <= 0)
212 return null;
213
214 Float strokeWidthOnDefault = getWidth(c_def, "symbol-stroke-width", null);
215 Float strokeWidth = getWidth(c, "symbol-stroke-width", strokeWidthOnDefault);
216
217 Color strokeColor = c.get("symbol-stroke-color", null, Color.class);
218
219 if (strokeWidth == null && strokeColor != null) {
220 strokeWidth = 1f;
221 } else if (strokeWidth != null && strokeColor == null) {
222 strokeColor = Color.ORANGE;
223 }
224
225 Stroke stroke = null;
226 if (strokeColor != null) {
227 Integer strokeAlpha = Utils.color_float2int(c.get("symbol-stroke-opacity", null, Float.class));
228 if (strokeAlpha != null) {
229 strokeColor = new Color(strokeColor.getRed(), strokeColor.getGreen(),
230 strokeColor.getBlue(), strokeAlpha);
231 }
232 stroke = new BasicStroke(strokeWidth);
233 }
234
235 Color fillColor = c.get("symbol-fill-color", null, Color.class);
236 if (stroke == null && fillColor == null) {
237 fillColor = Color.BLUE;
238 }
239
240 if (fillColor != null) {
241 Integer fillAlpha = Utils.color_float2int(c.get("symbol-fill-opacity", null, Float.class));
242 if (fillAlpha != null) {
243 fillColor = new Color(fillColor.getRed(), fillColor.getGreen(),
244 fillColor.getBlue(), fillAlpha);
245 }
246 }
247
248 return new Symbol(shape, Math.round(size), stroke, strokeColor, fillColor);
249 }
250
251 @Override
252 public void paintPrimitive(OsmPrimitive primitive, MapPaintSettings settings, StyledMapRenderer painter,
253 boolean selected, boolean outermember, boolean member) {
254 if (primitive instanceof Node) {
255 Node n = (Node) primitive;
256 if (mapImage != null && painter.isShowIcons()) {
257 painter.drawNodeIcon(n, mapImage, painter.isInactiveMode() || n.isDisabled(), selected, member);
258 } else if (symbol != null) {
259 Color fillColor = symbol.fillColor;
260 if (fillColor != null) {
261 if (painter.isInactiveMode() || n.isDisabled()) {
262 fillColor = settings.getInactiveColor();
263 } else if (selected) {
264 fillColor = settings.getSelectedColor(fillColor.getAlpha());
265 } else if (member) {
266 fillColor = settings.getRelationSelectedColor(fillColor.getAlpha());
267 }
268 }
269 Color strokeColor = symbol.strokeColor;
270 if (strokeColor != null) {
271 if (painter.isInactiveMode() || n.isDisabled()) {
272 strokeColor = settings.getInactiveColor();
273 } else if (selected) {
274 strokeColor = settings.getSelectedColor(strokeColor.getAlpha());
275 } else if (member) {
276 strokeColor = settings.getRelationSelectedColor(strokeColor.getAlpha());
277 }
278 }
279 painter.drawNodeSymbol(n, symbol, fillColor, strokeColor);
280 } else {
281 Color color;
282 boolean isConnection = n.isConnectionNode();
283
284 if (painter.isInactiveMode() || n.isDisabled()) {
285 color = settings.getInactiveColor();
286 } else if (selected) {
287 color = settings.getSelectedColor();
288 } else if (member) {
289 color = settings.getRelationSelectedColor();
290 } else if (isConnection) {
291 if (n.isTagged()) {
292 color = settings.getTaggedConnectionColor();
293 } else {
294 color = settings.getConnectionColor();
295 }
296 } else {
297 if (n.isTagged()) {
298 color = settings.getTaggedColor();
299 } else {
300 color = settings.getNodeColor();
301 }
302 }
303
304 final int size = Utils.max((selected ? settings.getSelectedNodeSize() : 0),
305 (n.isTagged() ? settings.getTaggedNodeSize() : 0),
306 (isConnection ? settings.getConnectionNodeSize() : 0),
307 settings.getUnselectedNodeSize());
308
309 final boolean fill = (selected && settings.isFillSelectedNode()) ||
310 (n.isTagged() && settings.isFillTaggedNode()) ||
311 (isConnection && settings.isFillConnectionNode()) ||
312 settings.isFillUnselectedNode();
313
314 painter.drawNode(n, color, size, fill);
315
316 }
317 } else if (primitive instanceof Relation && mapImage != null) {
318 painter.drawRestriction((Relation) primitive, mapImage, painter.isInactiveMode() || primitive.isDisabled());
319 }
320 }
321
322 public BoxProvider getBoxProvider() {
323 if (mapImage != null)
324 return mapImage.getBoxProvider();
325 else if (symbol != null)
326 return new SimpleBoxProvider(new Rectangle(-symbol.size/2, -symbol.size/2, symbol.size, symbol.size));
327 else {
328 // This is only executed once, so no performance concerns.
329 // However, it would be better, if the settings could be changed at runtime.
330 int size = Utils.max(
331 Main.pref.getInteger("mappaint.node.selected-size", 5),
332 Main.pref.getInteger("mappaint.node.unselected-size", 3),
333 Main.pref.getInteger("mappaint.node.connection-size", 5),
334 Main.pref.getInteger("mappaint.node.tagged-size", 3)
335 );
336 return new SimpleBoxProvider(new Rectangle(-size/2, -size/2, size, size));
337 }
338 }
339
340 @Override
341 public int hashCode() {
342 int hash = super.hashCode();
343 hash = 17 * hash + (mapImage != null ? mapImage.hashCode() : 0);
344 hash = 17 * hash + (symbol != null ? symbol.hashCode() : 0);
345 return hash;
346 }
347
348 @Override
349 public boolean equals(Object obj) {
350 if (obj == null || getClass() != obj.getClass())
351 return false;
352 if (!super.equals(obj))
353 return false;
354
355 final NodeElemStyle other = (NodeElemStyle) obj;
356 // we should get the same image object due to caching
357 if (!Objects.equals(mapImage, other.mapImage))
358 return false;
359 if (!Objects.equals(symbol, other.symbol))
360 return false;
361 return true;
362 }
363
364 @Override
365 public String toString() {
366 StringBuilder s = new StringBuilder("NodeElemStyle{");
367 s.append(super.toString());
368 if (mapImage != null) {
369 s.append(" icon=[" + mapImage + "]");
370 }
371 if (symbol != null) {
372 s.append(" symbol=[" + symbol + "]");
373 }
374 s.append('}');
375 return s.toString();
376 }
377}
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