source: josm/trunk/src/org/openstreetmap/josm/gui/mappaint/LineElemStyle.java@ 4305

Last change on this file since 4305 was 4305, checked in by bastiK, 14 years ago

fixed #5950 - z-index does not affect casing
  • Property svn:eol-style set to native
File size: 11.6 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.mappaint;
3
4import static org.openstreetmap.josm.tools.Utils.equal;
5
6import java.awt.BasicStroke;
7import java.awt.Color;
8import java.util.Arrays;
9
10import org.openstreetmap.josm.data.osm.Node;
11import org.openstreetmap.josm.data.osm.OsmPrimitive;
12import org.openstreetmap.josm.data.osm.Way;
13import org.openstreetmap.josm.data.osm.visitor.paint.MapPaintSettings;
14import org.openstreetmap.josm.data.osm.visitor.paint.MapPainter;
15import org.openstreetmap.josm.data.osm.visitor.paint.PaintColors;
16import org.openstreetmap.josm.tools.Utils;
17
18public class LineElemStyle extends ElemStyle {
19
20 public static LineElemStyle createSimpleLineStyle(Color color, boolean isAreaEdge) {
21 MultiCascade mc = new MultiCascade();
22 Cascade c = mc.getOrCreateCascade("default");
23 c.put("width", Keyword.DEFAULT);
24 c.put("color", color != null ? color : PaintColors.UNTAGGED.get());
25 if (isAreaEdge) {
26 c.put("z-index", -3f);
27 }
28 return createLine(new Environment(null, mc, "default", null));
29 }
30 public static final LineElemStyle UNTAGGED_WAY = createSimpleLineStyle(null, false);
31
32 private BasicStroke line;
33 public Color color;
34 public Color dashesBackground;
35 public float realWidth; // the real width of this line in meter
36
37 private BasicStroke dashesLine;
38
39 protected LineElemStyle(Cascade c, BasicStroke line, Color color, BasicStroke dashesLine, Color dashesBackground, float realWidth) {
40 super(c, 0f);
41 this.line = line;
42 this.color = color;
43 this.dashesLine = dashesLine;
44 this.dashesBackground = dashesBackground;
45 this.realWidth = realWidth;
46 }
47
48 public static LineElemStyle createLine(Environment env) {
49 return createImpl(env, false);
50 }
51
52 public static LineElemStyle createCasing(Environment env) {
53 LineElemStyle casing = createImpl(env, true);
54 if (casing != null) {
55 casing.z_index += -100;
56 casing.isModifier = true;
57 }
58 return casing;
59 }
60
61 private static LineElemStyle createImpl(Environment env, boolean casing) {
62 Cascade c = env.mc.getCascade(env.layer);
63 Cascade c_def = env.mc.getCascade("default");
64
65 String prefix = casing ? "casing-" : "";
66
67 Float width;
68 if (casing) {
69 Float widthOnDefault = getWidth(c_def, "width", null);
70 Float widthLine = getWidth(c, "width", widthOnDefault);
71 width = getWidth(c, "casing-width", widthLine);
72 } else {
73 Float widthOnDefault = getWidth(c_def, "width", null);
74 width = getWidth(c, "width", widthOnDefault);
75 }
76
77 if (width == null)
78 return null;
79
80 float realWidth = c.get(prefix + "real-width", 0f, Float.class);
81 if (realWidth > 0 && MapPaintSettings.INSTANCE.isUseRealWidth()) {
82
83 /* if we have a "width" tag, try use it */
84 String widthTag = env.osm.get("width");
85 if(widthTag == null) {
86 widthTag = env.osm.get("est_width");
87 }
88 if(widthTag != null) {
89 try {
90 realWidth = Float.valueOf(widthTag);
91 }
92 catch(NumberFormatException nfe) {
93 }
94 }
95 }
96
97 Color color = c.get(prefix + "color", null, Color.class);
98 if (!casing && color == null) {
99 color = c.get("fill-color", null, Color.class);
100 }
101 if (color == null) {
102 color = PaintColors.UNTAGGED.get();
103 }
104
105 int alpha = 255;
106 Integer pAlpha = Utils.color_float2int(c.get("opacity", null, Float.class));
107 if (pAlpha != null) {
108 alpha = pAlpha;
109 }
110 color = new Color(color.getRed(), color.getGreen(), color.getBlue(), alpha);
111
112 float[] dashes = c.get(prefix + "dashes", null, float[].class);
113 if (dashes != null) {
114 boolean hasPositive = false;
115 for (float f : dashes) {
116 if (f > 0) {
117 hasPositive = true;
118 }
119 if (f < 0) {
120 dashes = null;
121 break;
122 }
123 }
124 if (!hasPositive || (dashes != null && dashes.length == 0)) {
125 dashes = null;
126 }
127 }
128 float dashesOffset = c.get(prefix + "dashes-offset", 0f, Float.class);
129 Color dashesBackground = c.get(prefix + "dashes-background-color", null, Color.class);
130 if (dashesBackground != null) {
131 pAlpha = Utils.color_float2int(c.get(prefix + "dashes-background-opacity", null, Float.class));
132 if (pAlpha != null) {
133 alpha = pAlpha;
134 }
135 dashesBackground = new Color(dashesBackground.getRed(), dashesBackground.getGreen(),
136 dashesBackground.getBlue(), alpha);
137 }
138
139 Integer cap = null;
140 Keyword capKW = c.get(prefix + "linecap", null, Keyword.class);
141 if (capKW != null) {
142 if (equal(capKW.val, "none")) {
143 cap = BasicStroke.CAP_BUTT;
144 } else if (equal(capKW.val, "round")) {
145 cap = BasicStroke.CAP_ROUND;
146 } else if (equal(capKW.val, "square")) {
147 cap = BasicStroke.CAP_SQUARE;
148 }
149 }
150 if (cap == null) {
151 cap = dashes != null ? BasicStroke.CAP_BUTT : BasicStroke.CAP_ROUND;
152 }
153
154 Integer join = null;
155 Keyword joinKW = c.get(prefix + "linejoin", null, Keyword.class);
156 if (joinKW != null) {
157 if (equal(joinKW.val, "round")) {
158 join = BasicStroke.JOIN_ROUND;
159 } else if (equal(joinKW.val, "miter")) {
160 join = BasicStroke.JOIN_MITER;
161 } else if (equal(joinKW.val, "bevel")) {
162 join = BasicStroke.JOIN_BEVEL;
163 }
164 }
165 if (join == null) {
166 join = BasicStroke.JOIN_ROUND;
167 }
168
169 float miterlimit = c.get(prefix + "miterlimit", 10f, Float.class);
170 if (miterlimit < 1f) {
171 miterlimit = 10f;
172 }
173
174 BasicStroke line = new BasicStroke(width, cap, join, miterlimit, dashes, dashesOffset);
175 BasicStroke dashesLine = null;
176
177 if (dashes != null && dashesBackground != null) {
178 float[] dashes2 = new float[dashes.length];
179 System.arraycopy(dashes, 0, dashes2, 1, dashes.length - 1);
180 dashes2[0] = dashes[dashes.length-1];
181 dashesLine = new BasicStroke(width, cap, join, miterlimit, dashes2, dashes2[0] + dashesOffset);
182 }
183
184 return new LineElemStyle(c, line, color, dashesLine, dashesBackground, realWidth);
185 }
186
187 @Override
188 public void paintPrimitive(OsmPrimitive primitive, MapPaintSettings paintSettings, MapPainter painter, boolean selected, boolean member) {
189 Way w = (Way)primitive;
190 /* show direction arrows, if draw.segment.relevant_directions_only is not set,
191 the way is tagged with a direction key
192 (even if the tag is negated as in oneway=false) or the way is selected */
193 boolean showOrientation = !isModifier && (selected || paintSettings.isShowDirectionArrow()) && !paintSettings.isUseRealWidth();
194 boolean showOneway = !isModifier && !selected &&
195 !paintSettings.isUseRealWidth() &&
196 paintSettings.isShowOnewayArrow() && w.hasDirectionKeys();
197 boolean onewayReversed = w.reversedDirection();
198 /* head only takes over control if the option is true,
199 the direction should be shown at all and not only because it's selected */
200 boolean showOnlyHeadArrowOnly = showOrientation && !selected && paintSettings.isShowHeadArrowOnly();
201 Node lastN;
202
203 Color myDashedColor = dashesBackground;
204 BasicStroke myLine = line, myDashLine = dashesLine;
205 if (realWidth > 0 && paintSettings.isUseRealWidth() && !showOrientation) {
206 float myWidth = (int) (100 / (float) (painter.getCircum() / realWidth));
207 if (myWidth < line.getLineWidth()) {
208 myWidth = line.getLineWidth();
209 }
210 myLine = new BasicStroke(myWidth, line.getEndCap(), line.getLineJoin(),
211 line.getMiterLimit(), line.getDashArray(), line.getDashPhase());
212 if (dashesLine != null) {
213 myDashLine = new BasicStroke(myWidth, dashesLine.getEndCap(), dashesLine.getLineJoin(),
214 dashesLine.getMiterLimit(), dashesLine.getDashArray(), dashesLine.getDashPhase());
215 }
216 }
217
218 Color myColor = color;
219 if(w.isHighlighted()) {
220 myColor = paintSettings.getHighlightColor();
221 } else if (selected) {
222 myColor = paintSettings.getSelectedColor(color.getAlpha());
223 } else if (member) {
224 myColor = paintSettings.getRelationSelectedColor(color.getAlpha());
225 } else if(w.isDisabled()) {
226 myColor = paintSettings.getInactiveColor();
227 myDashedColor = paintSettings.getInactiveColor();
228 }
229
230 painter.drawWay(w, myColor, myLine, myDashLine, myDashedColor, showOrientation,
231 showOnlyHeadArrowOnly, showOneway, onewayReversed);
232
233 if(paintSettings.isShowOrderNumber()) {
234 int orderNumber = 0;
235 lastN = null;
236 for(Node n : w.getNodes()) {
237 if(lastN != null) {
238 orderNumber++;
239 painter.drawOrderNumber(lastN, n, orderNumber, myColor);
240 }
241 lastN = n;
242 }
243 }
244 }
245
246 @Override
247 public boolean isProperLineStyle() {
248 return !isModifier;
249 }
250
251 @Override
252 public boolean equals(Object obj) {
253 if (obj == null || getClass() != obj.getClass())
254 return false;
255 if (!super.equals(obj))
256 return false;
257 final LineElemStyle other = (LineElemStyle) obj;
258 return equal(line, other.line) &&
259 equal(color, other.color) &&
260 equal(dashesLine, other.dashesLine) &&
261 equal(dashesBackground, other.dashesBackground) &&
262 realWidth == other.realWidth;
263 }
264
265 @Override
266 public int hashCode() {
267 int hash = super.hashCode();
268 hash = 29 * hash + line.hashCode();
269 hash = 29 * hash + color.hashCode();
270 hash = 29 * hash + (dashesLine != null ? dashesLine.hashCode() : 0);
271 hash = 29 * hash + (dashesBackground != null ? dashesBackground.hashCode() : 0);
272 hash = 29 * hash + Float.floatToIntBits(realWidth);
273 return hash;
274 }
275
276 @Override
277 public String toString() {
278 return "LineElemStyle{" + super.toString() + "width=" + line.getLineWidth() +
279 " realWidth=" + realWidth + " color=" + Utils.toString(color) +
280 " dashed=" + Arrays.toString(line.getDashArray()) +
281 (line.getDashPhase() == 0f ? "" : " dashesOffses=" + line.getDashPhase()) +
282 " dashedColor=" + Utils.toString(dashesBackground) +
283 " linejoin=" + linejoinToString(line.getLineJoin()) +
284 " linecap=" + linecapToString(line.getEndCap()) +
285 '}';
286 }
287
288 public String linejoinToString(int linejoin) {
289 switch (linejoin) {
290 case BasicStroke.JOIN_BEVEL: return "bevel";
291 case BasicStroke.JOIN_ROUND: return "round";
292 case BasicStroke.JOIN_MITER: return "miter";
293 default: return null;
294 }
295 }
296 public String linecapToString(int linecap) {
297 switch (linecap) {
298 case BasicStroke.CAP_BUTT: return "none";
299 case BasicStroke.CAP_ROUND: return "round";
300 case BasicStroke.CAP_SQUARE: return "square";
301 default: return null;
302 }
303 }
304}
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