source: osm/applications/editors/josm/plugins/seachart/src/render/Renderer.java@ 32394

Last change on this file since 32394 was 32394, checked in by donvip, 8 years ago

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File size: 31.9 KB
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1/* Copyright 2014 Malcolm Herring
2 *
3 * This is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, version 3 of the License.
6 *
7 * For a copy of the GNU General Public License, see <http://www.gnu.org/licenses/>.
8 */
9
10package render;
11
12import java.awt.BasicStroke;
13import java.awt.Color;
14import java.awt.Font;
15import java.awt.Graphics2D;
16import java.awt.Rectangle;
17import java.awt.RenderingHints;
18import java.awt.TexturePaint;
19import java.awt.font.FontRenderContext;
20import java.awt.font.GlyphVector;
21import java.awt.geom.AffineTransform;
22import java.awt.geom.Arc2D;
23import java.awt.geom.Ellipse2D;
24import java.awt.geom.GeneralPath;
25import java.awt.geom.Line2D;
26import java.awt.geom.Path2D;
27import java.awt.geom.Point2D;
28import java.awt.geom.Rectangle2D;
29import java.awt.geom.RoundRectangle2D;
30import java.awt.image.AffineTransformOp;
31import java.awt.image.BufferedImage;
32import java.util.ArrayList;
33
34import s57.S57map;
35import s57.S57map.GeomIterator;
36import s57.S57map.Pflag;
37import s57.S57map.Snode;
38import s57.S57val.UniHLU;
39import symbols.Areas;
40import symbols.Symbols;
41import symbols.Symbols.Caption;
42import symbols.Symbols.Delta;
43import symbols.Symbols.Form;
44import symbols.Symbols.Handle;
45import symbols.Symbols.Instr;
46import symbols.Symbols.LineStyle;
47import symbols.Symbols.Scheme;
48import symbols.Symbols.SubSymbol;
49import symbols.Symbols.Symbol;
50
51public class Renderer {
52
53 public static final double[] symbolScale = {256.0, 128.0, 64.0, 32.0, 16.0, 8.0, 4.0, 2.0, 1.0, 0.61, 0.372, 0.227, 0.138, 0.0843, 0.0514, 0.0313, 0.0191, 0.0117, 0.007 };
54
55 public enum LabelStyle { NONE, RRCT, RECT, ELPS, CIRC, VCLR, PCLR, HCLR }
56
57 static ChartContext context;
58 static S57map map;
59 static double sScale;
60 static Graphics2D g2;
61 static int zoom;
62
63 public static void reRender(Graphics2D g, Rectangle rect, int z, double factor, S57map m, ChartContext c) {
64 g2 = g;
65 zoom = z;
66 context = c;
67 map = m;
68 sScale = symbolScale[zoom] * factor;
69 if (map != null) {
70 if (context.clip()) {
71 Point2D tl = context.getPoint(map.new Snode(map.bounds.maxlat, map.bounds.minlon));
72 Point2D br = context.getPoint(map.new Snode(map.bounds.minlat, map.bounds.maxlon));
73 g2.clip(new Rectangle2D.Double(tl.getX(), tl.getY(), (br.getX() - tl.getX()), (br.getY() - tl.getY())));
74 }
75 g2.setBackground(context.background(map));
76 g2.clearRect(rect.x, rect.y, rect.width, rect.height);
77 g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
78 g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_GASP);
79 g2.setStroke(new BasicStroke(0, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER));
80 Rules.rules();
81 }
82 }
83
84 public static void symbol(Symbol symbol) {
85 Point2D point = context.getPoint(Rules.feature.geom.centre);
86 Symbols.drawSymbol(g2, symbol, sScale, point.getX(), point.getY(), null, null);
87 }
88
89 public static void symbol(Symbol symbol, Scheme scheme) {
90 Point2D point = context.getPoint(Rules.feature.geom.centre);
91 Symbols.drawSymbol(g2, symbol, sScale, point.getX(), point.getY(), scheme, null);
92 }
93
94 public static void symbol(Symbol symbol, Delta delta) {
95 Point2D point = context.getPoint(Rules.feature.geom.centre);
96 Symbols.drawSymbol(g2, symbol, sScale, point.getX(), point.getY(), null, delta);
97 }
98
99 public static void symbol(Symbol symbol, Scheme scheme, Delta delta) {
100 Point2D point = context.getPoint(Rules.feature.geom.centre);
101 Symbols.drawSymbol(g2, symbol, sScale, point.getX(), point.getY(), scheme, delta);
102 }
103
104 public static void cluster(ArrayList<Symbol> symbols) {
105 Rectangle2D.Double bbox = null;
106 if (symbols.size() > 4) {
107 for (Instr instr : symbols.get(0)) {
108 if (instr.type == Form.BBOX) {
109 bbox = (Rectangle2D.Double) instr.params;
110 break;
111 }
112 }
113 if (bbox == null) return;
114 }
115 switch (symbols.size()) {
116 case 1:
117 symbol(symbols.get(0), new Delta(Handle.CC, new AffineTransform()));
118 break;
119 case 2:
120 symbol(symbols.get(0), new Delta(Handle.RC, new AffineTransform()));
121 symbol(symbols.get(1), new Delta(Handle.LC, new AffineTransform()));
122 break;
123 case 3:
124 symbol(symbols.get(0), new Delta(Handle.BC, new AffineTransform()));
125 symbol(symbols.get(1), new Delta(Handle.TR, new AffineTransform()));
126 symbol(symbols.get(2), new Delta(Handle.TL, new AffineTransform()));
127 break;
128 case 4:
129 symbol(symbols.get(0), new Delta(Handle.BR, new AffineTransform()));
130 symbol(symbols.get(1), new Delta(Handle.BL, new AffineTransform()));
131 symbol(symbols.get(2), new Delta(Handle.TR, new AffineTransform()));
132 symbol(symbols.get(3), new Delta(Handle.TL, new AffineTransform()));
133 break;
134 case 5:
135 symbol(symbols.get(0), new Delta(Handle.BR, new AffineTransform()));
136 symbol(symbols.get(1), new Delta(Handle.BL, new AffineTransform()));
137 symbol(symbols.get(2), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
138 symbol(symbols.get(3), new Delta(Handle.TC, new AffineTransform()));
139 symbol(symbols.get(4), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
140 break;
141 case 6:
142 symbol(symbols.get(0), new Delta(Handle.BR, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
143 symbol(symbols.get(1), new Delta(Handle.BC, new AffineTransform()));
144 symbol(symbols.get(2), new Delta(Handle.BL, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
145 symbol(symbols.get(3), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
146 symbol(symbols.get(4), new Delta(Handle.TC, new AffineTransform()));
147 symbol(symbols.get(5), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
148 break;
149 case 7:
150 symbol(symbols.get(0), new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
151 symbol(symbols.get(1), new Delta(Handle.RC, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
152 symbol(symbols.get(2), new Delta(Handle.CC, new AffineTransform()));
153 symbol(symbols.get(3), new Delta(Handle.LC, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
154 symbol(symbols.get(4), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, bbox.height/2)));
155 symbol(symbols.get(5), new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, bbox.height/2)));
156 symbol(symbols.get(6), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, bbox.height/2)));
157 break;
158 case 8:
159 symbol(symbols.get(0), new Delta(Handle.BR, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
160 symbol(symbols.get(1), new Delta(Handle.BL, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
161 symbol(symbols.get(2), new Delta(Handle.RC, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
162 symbol(symbols.get(3), new Delta(Handle.CC, new AffineTransform()));
163 symbol(symbols.get(4), new Delta(Handle.LC, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
164 symbol(symbols.get(5), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, bbox.height/2)));
165 symbol(symbols.get(6), new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, bbox.height/2)));
166 symbol(symbols.get(7), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, bbox.height/2)));
167 break;
168 case 9:
169 symbol(symbols.get(0), new Delta(Handle.BR, AffineTransform.getTranslateInstance(-bbox.width/2, -bbox.height/2)));
170 symbol(symbols.get(1), new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
171 symbol(symbols.get(2), new Delta(Handle.BL, AffineTransform.getTranslateInstance(bbox.width/2, -bbox.height/2)));
172 symbol(symbols.get(3), new Delta(Handle.RC, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
173 symbol(symbols.get(4), new Delta(Handle.CC, new AffineTransform()));
174 symbol(symbols.get(5), new Delta(Handle.LC, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
175 symbol(symbols.get(6), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, bbox.height/2)));
176 symbol(symbols.get(7), new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, bbox.height/2)));
177 symbol(symbols.get(8), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, bbox.height/2)));
178 break;
179 }
180 }
181
182 private static Rectangle2D.Double symbolSize(Symbol symbol) {
183 Symbol ssymb = symbol;
184 while (ssymb != null) {
185 for (Instr item : symbol) {
186 if (item.type == Form.BBOX) {
187 return (Rectangle2D.Double) item.params;
188 }
189 if (item.type == Form.SYMB) {
190 ssymb = ((SubSymbol) item.params).instr;
191 break;
192 }
193 }
194 if (ssymb == symbol)
195 break;
196 }
197 return null;
198 }
199
200 public static void lineSymbols(Symbol prisymb, double space, Symbol secsymb, Symbol tersymb, int ratio, Color col) {
201 if ((Rules.feature.geom.prim == Pflag.NOSP) || (Rules.feature.geom.prim == Pflag.POINT))
202 return;
203 Rectangle2D.Double prect = symbolSize(prisymb);
204 Rectangle2D.Double srect = symbolSize(secsymb);
205 Rectangle2D.Double trect = symbolSize(tersymb);
206 if (srect == null)
207 ratio = 0;
208 if (prect != null) {
209 double psize = Math.abs(prect.getY()) * sScale;
210 double ssize = (srect != null) ? Math.abs(srect.getY()) * sScale : 0;
211 double tsize = (trect != null) ? Math.abs(srect.getY()) * sScale : 0;
212 Point2D prev = new Point2D.Double();
213 Point2D next = new Point2D.Double();
214 Point2D curr = new Point2D.Double();
215 Point2D succ = new Point2D.Double();
216 boolean gap = true;
217 boolean piv = false;
218 double len = 0;
219 double angle = 0;
220 int stcount = ratio;
221 boolean stflag = false;
222 Symbol symbol = prisymb;
223 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
224 while (git.hasComp()) {
225 git.nextComp();
226 boolean first = true;
227 while (git.hasEdge()) {
228 git.nextEdge();
229 while (git.hasNode()) {
230 Snode node = git.next();
231 if (node == null) continue;
232 prev = next;
233 next = context.getPoint(node);
234 angle = Math.atan2(next.getY() - prev.getY(), next.getX() - prev.getX());
235 piv = true;
236 if (first) {
237 curr = succ = next;
238 gap = (space > 0);
239 stcount = ratio - 1;
240 symbol = prisymb;
241 len = gap ? psize * space * 0.5 : psize;
242 first = false;
243 } else {
244 while (curr.distance(next) >= len) {
245 if (piv) {
246 double rem = len;
247 double s = prev.distance(next);
248 double p = curr.distance(prev);
249 if ((s > 0) && (p > 0)) {
250 double n = curr.distance(next);
251 double theta = Math.acos((s * s + p * p - n * n) / 2 / s / p);
252 double phi = Math.asin(p / len * Math.sin(theta));
253 rem = len * Math.sin(Math.PI - theta - phi) / Math.sin(theta);
254 }
255 succ = new Point2D.Double(prev.getX() + (rem * Math.cos(angle)), prev.getY() + (rem * Math.sin(angle)));
256 piv = false;
257 } else {
258 succ = new Point2D.Double(curr.getX() + (len * Math.cos(angle)), curr.getY() + (len * Math.sin(angle)));
259 }
260 if (!gap) {
261 Symbols.drawSymbol(g2, symbol, sScale, curr.getX(), curr.getY(), new Scheme(col),
262 new Delta(Handle.BC, AffineTransform.getRotateInstance(Math.atan2((succ.getY() - curr.getY()), (succ.getX() - curr.getX())) + Math.toRadians(90))));
263 }
264 if (space > 0)
265 gap = !gap;
266 curr = succ;
267 len = gap ? (psize * space) : (--stcount == 0) ? (stflag ? tsize : ssize) : psize;
268 if (stcount == 0) {
269 symbol = stflag ? tersymb : secsymb;
270 if (trect != null)
271 stflag = !stflag;
272 stcount = ratio;
273 } else {
274 symbol = prisymb;
275 }
276 }
277 }
278 }
279 }
280 }
281 }
282 }
283
284 public static void lineVector(LineStyle style) {
285 Path2D.Double p = new Path2D.Double();
286 p.setWindingRule(GeneralPath.WIND_EVEN_ODD);
287 Point2D point;
288 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
289 while (git.hasComp()) {
290 git.nextComp();
291 boolean first = true;
292 while (git.hasEdge()) {
293 git.nextEdge();
294 point = context.getPoint(git.next());
295 if (first) {
296 p.moveTo(point.getX(), point.getY());
297 first = false;
298 } else {
299 p.lineTo(point.getX(), point.getY());
300 }
301 while (git.hasNode()) {
302 Snode node = git.next();
303 if (node == null) continue;
304 point = context.getPoint(node);
305 p.lineTo(point.getX(), point.getY());
306 }
307 }
308 }
309 if ((style.fill != null) && (Rules.feature.geom.prim == Pflag.AREA)) {
310 g2.setPaint(style.fill);
311 g2.fill(p);
312 }
313 if (style.line != null) {
314 if (style.dash != null) {
315 float[] dash = new float[style.dash.length];
316 System.arraycopy(style.dash, 0, dash, 0, style.dash.length);
317 for (int i = 0; i < style.dash.length; i++) {
318 dash[i] *= (float) sScale;
319 }
320 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND, 1, dash, 0));
321 } else {
322 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
323 }
324 g2.setPaint(style.line);
325 g2.draw(p);
326 }
327 }
328
329 public static void lineCircle(LineStyle style, double radius, UniHLU units) {
330 switch (units) {
331 case HLU_FEET:
332 radius /= 6076;
333 break;
334 case HLU_KMTR:
335 radius /= 1.852;
336 break;
337 case HLU_HMTR:
338 radius /= 18.52;
339 break;
340 case HLU_SMIL:
341 radius /= 1.15078;
342 break;
343 case HLU_NMIL:
344 break;
345 default:
346 radius /= 1852;
347 break;
348 }
349 radius *= context.mile(Rules.feature);
350 Symbol circle = new Symbol();
351 if (style.fill != null) {
352 circle.add(new Instr(Form.FILL, style.fill));
353 circle.add(new Instr(Form.RSHP, new Ellipse2D.Double(-radius, -radius, radius*2, radius*2)));
354 }
355 circle.add(new Instr(Form.FILL, style.line));
356 circle.add(new Instr(Form.STRK, new BasicStroke(style.width, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER, 1, style.dash, 0)));
357 circle.add(new Instr(Form.ELPS, new Ellipse2D.Double(-radius, -radius, radius*2, radius*2)));
358 Point2D point = context.getPoint(Rules.feature.geom.centre);
359 Symbols.drawSymbol(g2, circle, 1, point.getX(), point.getY(), null, null);
360 }
361
362 public static void fillPattern(BufferedImage image) {
363 Path2D.Double p = new Path2D.Double();
364 p.setWindingRule(GeneralPath.WIND_EVEN_ODD);
365 Point2D point;
366 switch (Rules.feature.geom.prim) {
367 case POINT:
368 point = context.getPoint(Rules.feature.geom.centre);
369 g2.drawImage(image, new AffineTransformOp(AffineTransform.getScaleInstance(sScale, sScale), AffineTransformOp.TYPE_NEAREST_NEIGHBOR),
370 (int) (point.getX() - (50 * sScale)), (int) (point.getY() - (50 * sScale)));
371 break;
372 case AREA:
373 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
374 while (git.hasComp()) {
375 git.nextComp();
376 boolean newComp = true;
377 while (git.hasEdge()) {
378 git.nextEdge();
379 point = context.getPoint(git.next());
380 if (newComp) {
381 p.moveTo(point.getX(), point.getY());
382 newComp = false;
383 } else {
384 p.lineTo(point.getX(), point.getY());
385 }
386 while (git.hasNode()) {
387 Snode node = git.next();
388 if (node == null) continue;
389 point = context.getPoint(node);
390 p.lineTo(point.getX(), point.getY());
391 }
392 }
393 }
394 g2.setPaint(new TexturePaint(image, new Rectangle(0, 0, 1 + (int) (300 * sScale), 1 + (int) (300 * sScale))));
395 g2.fill(p);
396 break;
397 default:
398 break;
399 }
400 }
401
402 public static void labelText(String str, Font font, Color tc) {
403 labelText(str, font, tc, LabelStyle.NONE, null, null, null);
404 }
405
406 public static void labelText(String str, Font font, Color tc, Delta delta) {
407 labelText(str, font, tc, LabelStyle.NONE, null, null, delta);
408 }
409
410 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg) {
411 labelText(str, font, tc, style, fg, null, null);
412 }
413
414 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg, Color bg) {
415 labelText(str, font, tc, style, fg, bg, null);
416 }
417
418 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg, Delta delta) {
419 labelText(str, font, tc, style, fg, null, delta);
420 }
421
422 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg, Color bg, Delta delta) {
423 if (delta == null) delta = new Delta(Handle.CC);
424 if (bg == null) bg = new Color(0x00000000, true);
425 if ((str == null) || (str.isEmpty())) str = " ";
426 FontRenderContext frc = g2.getFontRenderContext();
427 GlyphVector gv = font.deriveFont((float) (font.getSize())).createGlyphVector(frc, str.equals(" ") ? "M" : str);
428 Rectangle2D bounds = gv.getVisualBounds();
429 double width = bounds.getWidth();
430 double height = bounds.getHeight();
431 Symbol label = new Symbol();
432 double lx, ly, tx, ty;
433 switch (style) {
434 case RRCT:
435 width += height * 1.0;
436 height *= 1.5;
437 if (width < height) width = height;
438 lx = -width / 2;
439 ly = -height / 2;
440 tx = lx + (height * 0.34);
441 ty = ly + (height * 0.17);
442 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
443 label.add(new Instr(Form.FILL, bg));
444 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
445 label.add(new Instr(Form.FILL, fg));
446 label.add(new Instr(Form.STRK, new BasicStroke(1 + (int) (height/10), BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
447 label.add(new Instr(Form.RRCT, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
448 break;
449 case VCLR:
450 width += height * 1.0;
451 height *= 2.0;
452 if (width < height) width = height;
453 lx = -width / 2;
454 ly = -height / 2;
455 tx = lx + (height * 0.27);
456 ty = ly + (height * 0.25);
457 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
458 label.add(new Instr(Form.FILL, bg));
459 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
460 label.add(new Instr(Form.FILL, fg));
461 int sw = 1 + (int) (height/10);
462 double po = sw / 2;
463 label.add(new Instr(Form.STRK, new BasicStroke(sw, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
464 Path2D.Double p = new Path2D.Double(); p.moveTo(-height*0.2, -ly-po); p.lineTo(height*0.2, -ly-po); p.moveTo(0, -ly-po); p.lineTo(0, -ly-po-(height*0.15));
465 p.moveTo(-height*0.2, ly+po); p.lineTo((height*0.2), ly+po); p.moveTo(0, ly+po); p.lineTo(0, ly+po+(height*0.15));
466 label.add(new Instr(Form.PLIN, p));
467 break;
468 case PCLR:
469 width += height * 1.0;
470 height *= 2.0;
471 if (width < height) width = height;
472 lx = -width / 2;
473 ly = -height / 2;
474 tx = lx + (height * 0.27);
475 ty = ly + (height * 0.25);
476 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
477 label.add(new Instr(Form.FILL, bg));
478 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
479 label.add(new Instr(Form.FILL, fg));
480 sw = 1 + (int) (height/10);
481 po = sw / 2;
482 label.add(new Instr(Form.STRK, new BasicStroke(sw, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
483 p = new Path2D.Double(); p.moveTo(-height*0.2, -ly-po); p.lineTo(height*0.2, -ly-po); p.moveTo(0, -ly-po); p.lineTo(0, -ly-po-(height*0.15));
484 p.moveTo(-height*0.2, ly+po); p.lineTo((height*0.2), ly+po); p.moveTo(0, ly+po); p.lineTo(0, ly+po+(height*0.15));
485 label.add(new Instr(Form.PLIN, p));
486 label.add(new Instr(Form.SYMB, new Symbols.SubSymbol(Areas.CableFlash, 1, 0, 0, null, new Delta(Handle.CC, new AffineTransform(0, -1, 1, 0, -width/2, 0)))));
487 label.add(new Instr(Form.SYMB, new Symbols.SubSymbol(Areas.CableFlash, 1, 0, 0, null, new Delta(Handle.CC, new AffineTransform(0, -1, 1, 0, width/2, 0)))));
488 break;
489 case HCLR:
490 width += height * 1.5;
491 height *= 1.5;
492 if (width < height) width = height;
493 lx = -width / 2;
494 ly = -height / 2;
495 tx = lx + (height * 0.5);
496 ty = ly + (height * 0.17);
497 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
498 label.add(new Instr(Form.FILL, bg));
499 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
500 label.add(new Instr(Form.FILL, fg));
501 sw = 1 + (int) (height/10);
502 double vo = height / 4;
503 label.add(new Instr(Form.STRK, new BasicStroke(sw, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
504 p = new Path2D.Double(); p.moveTo(-width*0.4-sw, -ly-vo); p.lineTo(-width*0.4-sw, ly+vo); p.moveTo(-width*0.4-sw, 0); p.lineTo(-width*0.4+sw, 0);
505 p.moveTo(width*0.4+sw, -ly-vo); p.lineTo(width*0.4+sw, ly+vo); p.moveTo(width*0.4-sw, 0); p.lineTo(width*0.4+sw, 0);
506 label.add(new Instr(Form.PLIN, p));
507 break;
508 default:
509 lx = -width / 2;
510 ly = -height / 2;
511 tx = lx;
512 ty = ly;
513 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
514 break;
515 }
516 label.add(new Instr(Form.TEXT, new Caption(str, font, tc, new Delta(Handle.TL, AffineTransform.getTranslateInstance(tx, ty)))));
517 Point2D point = context.getPoint(Rules.feature.geom.centre);
518 Symbols.drawSymbol(g2, label, sScale, point.getX(), point.getY(), null, delta);
519 }
520
521 public static void lineText(String str, Font font, Color colour, double dy) {
522 if (!str.isEmpty()) {
523 g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
524 g2.setPaint(colour);
525 FontRenderContext frc = g2.getFontRenderContext();
526 GlyphVector gv = font.deriveFont(font.getSize2D() * (float) sScale).createGlyphVector(frc, str);
527 double width = gv.getVisualBounds().getWidth();
528 double height = gv.getVisualBounds().getHeight();
529 double offset = (Rules.feature.geom.length * context.mile(Rules.feature) - width) / 2;
530 if (offset > 0) {
531 Point2D before = null;
532 Point2D after = null;
533 ArrayList<Point2D> between = new ArrayList<>();
534 Point2D prev = null;
535 Point2D next = null;
536 double length = 0;
537 double lb = 0;
538 double la = 0;
539 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
540 if (git.hasComp()) {
541 git.nextComp();
542 while (git.hasEdge()) {
543 git.nextEdge();
544 while (git.hasNode()) {
545 Snode node = git.next();
546 if (node == null)
547 continue;
548 prev = next;
549 next = context.getPoint(node);
550 if (prev != null)
551 length += Math.sqrt(Math.pow((next.getX() - prev.getX()), 2) + Math.pow((next.getY() - prev.getY()), 2));
552 if (length < offset) {
553 before = next;
554 lb = la = length;
555 } else if (after == null) {
556 if (length > (offset + width)) {
557 after = next;
558 la = length;
559 break;
560 } else {
561 between.add(next);
562 }
563 }
564 }
565 if (after != null)
566 break;
567 }
568 }
569 if (after != null) {
570 double angle = Math.atan2((after.getY() - before.getY()), (after.getX() - before.getX()));
571 double rotate = Math.abs(angle) < (Math.PI / 2) ? angle : angle + Math.PI;
572 Point2D mid = new Point2D.Double((before.getX() + after.getX()) / 2, (before.getY() + after.getY()) / 2);
573 Point2D centre = context.getPoint(Rules.feature.geom.centre);
574 AffineTransform pos = AffineTransform.getTranslateInstance(-dy * Math.sin(rotate), dy * Math.cos(rotate));
575 pos.rotate(rotate);
576 pos.translate((mid.getX() - centre.getX()), (mid.getY() - centre.getY()));
577 Symbol label = new Symbol();
578 label.add(new Instr(Form.BBOX, new Rectangle2D.Double((-width / 2), (-height), width, height)));
579 label.add(new Instr(Form.TEXT, new Caption(str, font, colour, new Delta(Handle.BC))));
580 Symbols.drawSymbol(g2, label, sScale, centre.getX(), centre.getY(), null, new Delta(Handle.BC, pos));
581 }
582 }
583 }
584 }
585
586 public static void lightSector(Color col1, Color col2, double radius, double s1, double s2, Double dir, String str) {
587 if ((zoom >= 16) && (radius > 0.2)) {
588 radius /= (Math.pow(2, zoom-15));
589 }
590 double mid = (((s1 + s2) / 2) + (s1 > s2 ? 180 : 0)) % 360;
591 g2.setStroke(new BasicStroke((float) (3.0 * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND, 1, new float[] {20 * (float) sScale, 20 * (float) sScale}, 0));
592 g2.setPaint(Color.black);
593 Point2D.Double centre = (Point2D.Double) context.getPoint(Rules.feature.geom.centre);
594 double radial = radius * context.mile(Rules.feature);
595 if (dir != null) {
596 g2.draw(new Line2D.Double(centre.x, centre.y, centre.x - radial * Math.sin(Math.toRadians(dir)), centre.y + radial * Math.cos(Math.toRadians(dir))));
597 } else {
598 if ((s1 != 0.0) || (s2 != 360.0)) {
599 g2.draw(new Line2D.Double(centre.x, centre.y, centre.x - radial * Math.sin(Math.toRadians(s1)), centre.y + radial * Math.cos(Math.toRadians(s1))));
600 g2.draw(new Line2D.Double(centre.x, centre.y, centre.x - radial * Math.sin(Math.toRadians(s2)), centre.y + radial * Math.cos(Math.toRadians(s2))));
601 }
602 }
603 double arcWidth = 10.0 * sScale;
604 g2.setStroke(new BasicStroke((float) arcWidth, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER, 1));
605 g2.setPaint(col1);
606 g2.draw(new Arc2D.Double(centre.x - radial, centre.y - radial, 2 * radial, 2 * radial, -(s1 + 90), ((s1 < s2) ? (s1 - s2) : (s1 - s2 - 360)), Arc2D.OPEN));
607 if (col2 != null) {
608 g2.setPaint(col2);
609 g2.draw(new Arc2D.Double(centre.x - radial + arcWidth, centre.y - radial + arcWidth, 2 * (radial - arcWidth), 2 * (radial - arcWidth), -(s1 + 90), ((s1 < s2) ? (s1 - s2) : (s1 - s2 - 360)), Arc2D.OPEN));
610 }
611 if ((str != null) && (!str.isEmpty())) {
612 Font font = new Font("Arial", Font.PLAIN, 40);
613 double arc = (s2 > s1) ? (s2 - s1) : (s2 - s1 + 360);
614 double awidth = (Math.toRadians(arc) * radial);
615 boolean hand = ((mid > 270) || (mid < 90));
616 double phi = Math.toRadians(mid);
617 radial += 30 * sScale;
618 AffineTransform at = AffineTransform.getTranslateInstance(-radial * Math.sin(phi) / sScale, radial * Math.cos(phi) / sScale);
619 if ((font.getSize() * sScale * str.length()) < awidth) {
620 at.rotate(Math.toRadians(mid + (hand ? 0 : 180)));
621 labelText(str, font, Color.black, new Delta(Handle.CC, at));
622 } else if ((font.getSize() * sScale) < awidth) {
623 hand = (mid < 180);
624 at.rotate(Math.toRadians(mid + (hand ? -90 : 90)));
625 labelText(str, font, Color.black, hand ? new Delta(Handle.RC, at) : new Delta(Handle.LC, at));
626 }
627 if (dir != null) {
628 font = new Font("Arial", Font.PLAIN, 30);
629 str = dir + "°";
630 hand = (dir > 180);
631 phi = Math.toRadians(dir + (hand ? -0.5 : 0.5));
632 radial -= 70 * sScale;
633 at = AffineTransform.getTranslateInstance(-radial * Math.sin(phi) / sScale, radial * Math.cos(phi) / sScale);
634 at.rotate(Math.toRadians(dir + (hand ? 90 : -90)));
635 labelText(str, font, Color.black, hand ? new Delta(Handle.BR, at) : new Delta(Handle.BL, at));
636 }
637 }
638 }
639}
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