source: osm/applications/editors/josm/plugins/seachart/src/render/Renderer.java@ 35483

Last change on this file since 35483 was 35483, checked in by malcolmh, 4 years ago

[Seachart] Publish new release
File size: 39.8 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package render;
3
4import java.awt.BasicStroke;
5import java.awt.Color;
6import java.awt.Font;
7import java.awt.Graphics2D;
8import java.awt.Rectangle;
9import java.awt.RenderingHints;
10import java.awt.TexturePaint;
11import java.awt.font.FontRenderContext;
12import java.awt.font.GlyphVector;
13import java.awt.geom.AffineTransform;
14import java.awt.geom.Arc2D;
15import java.awt.geom.Ellipse2D;
16import java.awt.geom.GeneralPath;
17import java.awt.geom.Line2D;
18import java.awt.geom.Path2D;
19import java.awt.geom.Point2D;
20import java.awt.geom.Rectangle2D;
21import java.awt.geom.RoundRectangle2D;
22import java.awt.image.AffineTransformOp;
23import java.awt.image.BufferedImage;
24import java.util.ArrayList;
25
26import s57.S57map;
27import s57.S57map.GeomIterator;
28import s57.S57map.Pflag;
29import s57.S57map.Snode;
30import s57.S57val.UniHLU;
31import symbols.Areas;
32import symbols.Symbols;
33import symbols.Symbols.Caption;
34import symbols.Symbols.Delta;
35import symbols.Symbols.Form;
36import symbols.Symbols.Handle;
37import symbols.Symbols.Instr;
38import symbols.Symbols.LineStyle;
39import symbols.Symbols.Scheme;
40import symbols.Symbols.SubSymbol;
41import symbols.Symbols.Symbol;
42
43/**
44 * @author Malcolm Herring
45 */
46public final class Renderer {
47 private Renderer() {
48 // Hide default constructor for utilities classes
49 }
50
51 public static final double[] symbolScale = {
52 256.0, 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};
53
54 public enum LabelStyle { NONE, RRCT, RECT, ELPS, CIRC, VCLR, PCLR, HCLR }
55
56 static ChartContext context;
57 static S57map map;
58 static double sScale;
59 static Graphics2D g2;
60 static int zoom;
61
62 public static void reRender(Graphics2D g, Rectangle rect, int z, double factor, S57map m, ChartContext c) {
63 g2 = g;
64 zoom = z;
65 context = c;
66 map = m;
67 sScale = symbolScale[zoom] * factor;
68 if (map != null) {
69 if (context.clip()) {
70 Point2D tl = context.getPoint(new Snode(map.bounds.maxlat, map.bounds.minlon));
71 Point2D br = context.getPoint(new Snode(map.bounds.minlat, map.bounds.maxlon));
72 g2.clip(new Rectangle2D.Double(tl.getX(), tl.getY(), (br.getX() - tl.getX()), (br.getY() - tl.getY())));
73 }
74 g2.setBackground(context.background(map));
75 g2.clearRect(rect.x, rect.y, rect.width, rect.height);
76 g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
77 g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_GASP);
78 g2.setStroke(new BasicStroke(0, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER));
79 do {} while (!Rules.rules());
80 }
81 grid();
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 colLetters(ArrayList<?> cols) {
105 String str = "";
106 for (int i = 0; (i < cols.size()) && (i < 4); i++) {
107 str = str.concat(Rules.colourLetters.get(cols.get(i)));
108 }
109 labelText(str, new Font("Arial", Font.PLAIN, 40), Color.black, new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, 40)));
110 }
111
112 public static void cluster(ArrayList<Symbol> symbols) {
113 Rectangle2D.Double bbox = null;
114 if (symbols.size() > 4) {
115 for (Instr instr : symbols.get(0)) {
116 if (instr.type == Form.BBOX) {
117 bbox = (Rectangle2D.Double) instr.params;
118 break;
119 }
120 }
121 if (bbox == null) return;
122 }
123 switch (symbols.size()) {
124 case 1:
125 symbol(symbols.get(0), new Delta(Handle.CC, new AffineTransform()));
126 break;
127 case 2:
128 symbol(symbols.get(0), new Delta(Handle.RC, new AffineTransform()));
129 symbol(symbols.get(1), new Delta(Handle.LC, new AffineTransform()));
130 break;
131 case 3:
132 symbol(symbols.get(0), new Delta(Handle.BC, new AffineTransform()));
133 symbol(symbols.get(1), new Delta(Handle.TR, new AffineTransform()));
134 symbol(symbols.get(2), new Delta(Handle.TL, new AffineTransform()));
135 break;
136 case 4:
137 symbol(symbols.get(0), new Delta(Handle.BR, new AffineTransform()));
138 symbol(symbols.get(1), new Delta(Handle.BL, new AffineTransform()));
139 symbol(symbols.get(2), new Delta(Handle.TR, new AffineTransform()));
140 symbol(symbols.get(3), new Delta(Handle.TL, new AffineTransform()));
141 break;
142 case 5:
143 symbol(symbols.get(0), new Delta(Handle.BR, new AffineTransform()));
144 symbol(symbols.get(1), new Delta(Handle.BL, new AffineTransform()));
145 symbol(symbols.get(2), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
146 symbol(symbols.get(3), new Delta(Handle.TC, new AffineTransform()));
147 symbol(symbols.get(4), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
148 break;
149 case 6:
150 symbol(symbols.get(0), new Delta(Handle.BR, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
151 symbol(symbols.get(1), new Delta(Handle.BC, new AffineTransform()));
152 symbol(symbols.get(2), new Delta(Handle.BL, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
153 symbol(symbols.get(3), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
154 symbol(symbols.get(4), new Delta(Handle.TC, new AffineTransform()));
155 symbol(symbols.get(5), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
156 break;
157 case 7:
158 symbol(symbols.get(0), new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
159 symbol(symbols.get(1), new Delta(Handle.RC, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
160 symbol(symbols.get(2), new Delta(Handle.CC, new AffineTransform()));
161 symbol(symbols.get(3), new Delta(Handle.LC, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
162 symbol(symbols.get(4), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, bbox.height/2)));
163 symbol(symbols.get(5), new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, bbox.height/2)));
164 symbol(symbols.get(6), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, bbox.height/2)));
165 break;
166 case 8:
167 symbol(symbols.get(0), new Delta(Handle.BR, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
168 symbol(symbols.get(1), new Delta(Handle.BL, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
169 symbol(symbols.get(2), new Delta(Handle.RC, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
170 symbol(symbols.get(3), new Delta(Handle.CC, new AffineTransform()));
171 symbol(symbols.get(4), new Delta(Handle.LC, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
172 symbol(symbols.get(5), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, bbox.height/2)));
173 symbol(symbols.get(6), new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, bbox.height/2)));
174 symbol(symbols.get(7), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, bbox.height/2)));
175 break;
176 case 9:
177 symbol(symbols.get(0), new Delta(Handle.BR, AffineTransform.getTranslateInstance(-bbox.width/2, -bbox.height/2)));
178 symbol(symbols.get(1), new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
179 symbol(symbols.get(2), new Delta(Handle.BL, AffineTransform.getTranslateInstance(bbox.width/2, -bbox.height/2)));
180 symbol(symbols.get(3), new Delta(Handle.RC, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
181 symbol(symbols.get(4), new Delta(Handle.CC, new AffineTransform()));
182 symbol(symbols.get(5), new Delta(Handle.LC, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
183 symbol(symbols.get(6), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, bbox.height/2)));
184 symbol(symbols.get(7), new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, bbox.height/2)));
185 symbol(symbols.get(8), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, bbox.height/2)));
186 break;
187 }
188 }
189
190 private static Rectangle2D.Double symbolSize(Symbol symbol) {
191 Symbol ssymb = symbol;
192 while (ssymb != null) {
193 for (Instr item : symbol) {
194 if (item.type == Form.BBOX) {
195 return (Rectangle2D.Double) item.params;
196 }
197 if (item.type == Form.SYMB) {
198 ssymb = ((SubSymbol) item.params).instr;
199 break;
200 }
201 }
202 if (ssymb == symbol)
203 break;
204 }
205 return null;
206 }
207
208 public static void lineSymbols(Symbol prisymb, double space, Symbol secsymb, Symbol tersymb, int ratio, Color col) {
209 if ((Rules.feature.geom.prim == Pflag.NOSP) || (Rules.feature.geom.prim == Pflag.POINT))
210 return;
211 Rectangle2D.Double prect = symbolSize(prisymb);
212 Rectangle2D.Double srect = symbolSize(secsymb);
213 Rectangle2D.Double trect = symbolSize(tersymb);
214 if (srect == null)
215 ratio = 0;
216 if (prect != null) {
217 double psize = Math.abs(prect.getY()) * sScale;
218 double ssize = (srect != null) ? Math.abs(srect.getY()) * sScale : 0;
219 double tsize = (trect != null) ? Math.abs(srect.getY()) * sScale : 0;
220 Point2D prev = new Point2D.Double();
221 Point2D next = new Point2D.Double();
222 Point2D curr = new Point2D.Double();
223 Point2D succ = new Point2D.Double();
224 boolean gap = true;
225 boolean piv = false;
226 double len = 0;
227 double angle = 0;
228 int stcount = ratio;
229 boolean stflag = false;
230 Symbol symbol = prisymb;
231 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
232 while (git.hasComp()) {
233 git.nextComp();
234 boolean first = true;
235 while (git.hasEdge()) {
236 git.nextEdge();
237 while (git.hasNode()) {
238 Snode node = git.next();
239 if (node == null) continue;
240 prev = next;
241 next = context.getPoint(node);
242 angle = Math.atan2(next.getY() - prev.getY(), next.getX() - prev.getX());
243 piv = true;
244 if (first) {
245 curr = succ = next;
246 gap = (space > 0);
247 stcount = ratio - 1;
248 symbol = prisymb;
249 len = gap ? psize * space * 0.5 : psize;
250 first = false;
251 } else {
252 while (curr.distance(next) >= len) {
253 if (piv) {
254 double rem = len;
255 double s = prev.distance(next);
256 double p = curr.distance(prev);
257 if ((s > 0) && (p > 0)) {
258 double n = curr.distance(next);
259 double theta = Math.acos((s * s + p * p - n * n) / 2 / s / p);
260 double phi = Math.asin(p / len * Math.sin(theta));
261 rem = len * Math.sin(Math.PI - theta - phi) / Math.sin(theta);
262 }
263 succ = new Point2D.Double(prev.getX() + (rem * Math.cos(angle)), prev.getY() + (rem * Math.sin(angle)));
264 piv = false;
265 } else {
266 succ = new Point2D.Double(curr.getX() + (len * Math.cos(angle)), curr.getY() + (len * Math.sin(angle)));
267 }
268 if (!gap) {
269 Symbols.drawSymbol(g2, symbol, sScale, curr.getX(), curr.getY(), new Scheme(col),
270 new Delta(Handle.BC, AffineTransform.getRotateInstance(
271 Math.atan2((succ.getY() - curr.getY()), (succ.getX() - curr.getX())) + Math.toRadians(90))));
272 }
273 if (space > 0)
274 gap = !gap;
275 curr = succ;
276 len = gap ? (psize * space) : (--stcount == 0) ? (stflag ? tsize : ssize) : psize;
277 if (stcount == 0) {
278 symbol = stflag ? tersymb : secsymb;
279 if (trect != null)
280 stflag = !stflag;
281 stcount = ratio;
282 } else {
283 symbol = prisymb;
284 }
285 }
286 }
287 }
288 }
289 }
290 }
291 }
292
293 public static void lineVector(LineStyle style) {
294 Path2D.Double p = new Path2D.Double();
295 p.setWindingRule(GeneralPath.WIND_EVEN_ODD);
296 Point2D point;
297 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
298 while (git.hasComp()) {
299 git.nextComp();
300 boolean first = true;
301 while (git.hasEdge()) {
302 git.nextEdge();
303 point = context.getPoint(git.next());
304 if (first) {
305 p.moveTo(point.getX(), point.getY());
306 first = false;
307 } else {
308 p.lineTo(point.getX(), point.getY());
309 }
310 while (git.hasNode()) {
311 Snode node = git.next();
312 if (node == null) continue;
313 point = context.getPoint(node);
314 p.lineTo(point.getX(), point.getY());
315 }
316 }
317 }
318 if ((style.fill != null) && (Rules.feature.geom.prim == Pflag.AREA)) {
319 g2.setPaint(style.fill);
320 g2.fill(p);
321 }
322 if (style.line != null) {
323 if (style.dash != null) {
324 float[] dash = new float[style.dash.length];
325 System.arraycopy(style.dash, 0, dash, 0, style.dash.length);
326 for (int i = 0; i < style.dash.length; i++) {
327 dash[i] *= (float) sScale;
328 }
329 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND, 1, dash, 0));
330 } else {
331 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
332 }
333 g2.setPaint(style.line);
334 g2.draw(p);
335 }
336 }
337
338 public static void grid() {
339 if ((context.grid() > 0) && (map != null)) {
340 LineStyle style = new LineStyle(Color.black, (float)2.0);
341 Point2D point = context.getPoint(new Snode(map.bounds.minlat, map.bounds.maxlon));
342 double ratio = point.getX() / point.getY();
343 double nspan = 60 * Math.toDegrees(map.bounds.maxlon - map.bounds.minlon) / (context.grid() * (ratio > 1.0 ? ratio : 1.0));
344 double mult = 1.0;
345 if (nspan < 1.0) {
346 do {
347 nspan *= 10.0;
348 mult *= 10.0;
349 } while (nspan < 1.0);
350 } else if (nspan > 10.0){
351 do {
352 nspan /= 10.0;
353 mult /= 10.0;
354 } while (nspan > 10.0);
355 }
356 if (nspan < 2.0) nspan = 1.0;
357 else if (nspan < 5.0) nspan = 2.0;
358 else nspan = 5.0;
359 nspan = nspan / mult / 60.0;
360 double left = Math.toDegrees(map.bounds.minlon) + 180.0;
361 left = Math.ceil(left / nspan);
362 left = Math.toRadians((left * nspan) - 180.0);
363 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND));
364 Path2D.Double p = new Path2D.Double();
365 for (double lon = left; lon < map.bounds.maxlon; lon += Math.toRadians(nspan)) {
366 point = context.getPoint(new Snode(map.bounds.maxlat, lon));
367 p.moveTo(point.getX(), point.getY());
368 point = context.getPoint(new Snode(map.bounds.minlat, lon));
369 p.lineTo(point.getX(), point.getY());
370 double deg = Math.toDegrees(lon);
371 String ew = (deg < -0.001) ? "W" : (deg > 0.001) ? "E" : "";
372 deg = Math.abs(deg);
373 String dstr = String.format("%03d°", (int)Math.floor(deg));
374 double min = (deg - Math.floor(deg)) * 60.0;
375 String mstr = String.format("%05.2f'%s", min, ew);
376 Symbol label = new Symbol();
377 if (point.getX() > 600.0) {
378 label.add(new Instr(Form.TEXT, new Caption(dstr, new Font("Arial", Font.PLAIN, 40), Color.black, new Delta(Handle.BR, AffineTransform.getTranslateInstance(-10, -20)))));
379 label.add(new Instr(Form.TEXT, new Caption(mstr, new Font("Arial", Font.PLAIN, 40), Color.black, new Delta(Handle.BL, AffineTransform.getTranslateInstance(20, 0)))));
380 Symbols.drawSymbol(g2, label, sScale, point.getX(), point.getY(), null, null);
381 }
382 }
383 g2.setPaint(style.line);
384 g2.draw(p);
385 double tspan = 60 * Math.toDegrees(map.bounds.maxlat - map.bounds.minlat) / (context.grid() / (ratio < 1.0 ? ratio : 1.0));
386 mult = 1.0;
387 if (tspan < 1.0) {
388 do {
389 tspan *= 10.0;
390 mult *= 10.0;
391 } while (tspan < 1.0);
392 } else if (tspan > 10.0){
393 do {
394 tspan /= 10.0;
395 mult /= 10.0;
396 } while (tspan > 10.0);
397 }
398 if (tspan < 2.0) tspan = 1.0;
399 else if (tspan < 5.0) tspan = 2.0;
400 else tspan = 5.0;
401 tspan = tspan / mult / 60.0;
402 double bottom = Math.toDegrees(map.bounds.minlat) + 90.0;
403 bottom = Math.ceil(bottom / tspan);
404 bottom = Math.toRadians((bottom * tspan) - 90.0);
405 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND));
406 p = new Path2D.Double();
407 for (double lat = bottom; lat < map.bounds.maxlat; lat += Math.toRadians(tspan)) {
408 point = context.getPoint(new Snode(lat, map.bounds.maxlon));
409 p.moveTo(point.getX(), point.getY());
410 point = context.getPoint(new Snode(lat, map.bounds.minlon));
411 p.lineTo(point.getX(), point.getY());
412 double deg = Math.toDegrees(lat);
413 String ns = (deg < -0.001) ? "S" : (deg > 0.001) ? "N" : "";
414 deg = Math.abs(deg);
415 String dstr = String.format("%02d°%s", (int)Math.floor(deg), ns);
416 double min = (deg - Math.floor(deg)) * 60.0;
417 String mstr = String.format("%05.2f'", min);
418 Symbol label = new Symbol();
419 if (point.getY() < (context.getPoint(new Snode(map.bounds.minlat, map.bounds.minlon)).getY() - 200.0)) {
420 label.add(new Instr(Form.TEXT, new Caption(dstr, new Font("Arial", Font.PLAIN, 40), Color.black, new Delta(Handle.BL, AffineTransform.getTranslateInstance(10, -10)))));
421 label.add(new Instr(Form.TEXT, new Caption(mstr, new Font("Arial", Font.PLAIN, 40), Color.black, new Delta(Handle.BL, AffineTransform.getTranslateInstance(0, 50)))));
422 Symbols.drawSymbol(g2, label, sScale, point.getX(), point.getY(), null, null);
423 }
424 }
425 g2.setPaint(style.line);
426 g2.draw(p);
427 Symbol legend = new Symbol();
428 legend.add(new Instr(Form.BBOX, new Rectangle2D.Double(0, 0, 500, 100)));
429 Path2D.Double path = new Path2D.Double(); path.moveTo(0, 0); path.lineTo(500, 0); path.lineTo(500, 100); path.lineTo(0, 100); path.closePath();
430 legend.add(new Instr(Form.FILL, Color.white));
431 legend.add(new Instr(Form.PGON, path));
432 legend.add(new Instr(Form.TEXT, new Caption("Mercator Projection", new Font("Arial", Font.PLAIN, 50), Color.black, new Delta(Handle.BC, AffineTransform.getTranslateInstance(250, 60)))));
433 point = context.getPoint(new Snode(map.bounds.minlat, map.bounds.minlon));
434 Symbols.drawSymbol(g2, legend, sScale, point.getX(), point.getY(), null, new Delta(Handle.BL, AffineTransform.getTranslateInstance(0, 0)));
435 legend = new Symbol();
436 legend.add(new Instr(Form.BBOX, new Rectangle2D.Double(0, 0, 500, 100)));
437 legend.add(new Instr(Form.TEXT, new Caption("© OpenStreetMap contributors", new Font("Arial", Font.PLAIN, 30), Color.black, new Delta(Handle.BC, AffineTransform.getTranslateInstance(250, 100)))));
438 point = context.getPoint(new Snode(map.bounds.minlat, map.bounds.minlon));
439 Symbols.drawSymbol(g2, legend, sScale, point.getX(), point.getY(), null, new Delta(Handle.BL, AffineTransform.getTranslateInstance(0, 0)));
440 }
441 }
442
443 public static void lineCircle(LineStyle style, double radius, UniHLU units) {
444 switch (units) {
445 case HLU_FEET:
446 radius /= 6076;
447 break;
448 case HLU_KMTR:
449 radius /= 1.852;
450 break;
451 case HLU_HMTR:
452 radius /= 18.52;
453 break;
454 case HLU_SMIL:
455 radius /= 1.15078;
456 break;
457 case HLU_NMIL:
458 break;
459 default:
460 radius /= 1852;
461 break;
462 }
463 radius *= context.mile(Rules.feature);
464 Symbol circle = new Symbol();
465 if (style.fill != null) {
466 circle.add(new Instr(Form.FILL, style.fill));
467 circle.add(new Instr(Form.RSHP, new Ellipse2D.Double(-radius, -radius, radius*2, radius*2)));
468 }
469 circle.add(new Instr(Form.FILL, style.line));
470 circle.add(new Instr(Form.STRK, new BasicStroke(style.width, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER, 1, style.dash, 0)));
471 circle.add(new Instr(Form.ELPS, new Ellipse2D.Double(-radius, -radius, radius*2, radius*2)));
472 Point2D point = context.getPoint(Rules.feature.geom.centre);
473 Symbols.drawSymbol(g2, circle, 1, point.getX(), point.getY(), null, null);
474 }
475
476 public static void fillPattern(BufferedImage image) {
477 Path2D.Double p = new Path2D.Double();
478 p.setWindingRule(GeneralPath.WIND_EVEN_ODD);
479 Point2D point;
480 switch (Rules.feature.geom.prim) {
481 case POINT:
482 point = context.getPoint(Rules.feature.geom.centre);
483 g2.drawImage(image, new AffineTransformOp(AffineTransform.getScaleInstance(sScale, sScale), AffineTransformOp.TYPE_NEAREST_NEIGHBOR),
484 (int) (point.getX() - (50 * sScale)), (int) (point.getY() - (50 * sScale)));
485 break;
486 case AREA:
487 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
488 while (git.hasComp()) {
489 git.nextComp();
490 boolean newComp = true;
491 while (git.hasEdge()) {
492 git.nextEdge();
493 point = context.getPoint(git.next());
494 if (newComp) {
495 p.moveTo(point.getX(), point.getY());
496 newComp = false;
497 } else {
498 p.lineTo(point.getX(), point.getY());
499 }
500 while (git.hasNode()) {
501 Snode node = git.next();
502 if (node == null) continue;
503 point = context.getPoint(node);
504 p.lineTo(point.getX(), point.getY());
505 }
506 }
507 }
508 g2.setPaint(new TexturePaint(image, new Rectangle(0, 0, 1 + (int) (300 * sScale), 1 + (int) (300 * sScale))));
509 g2.fill(p);
510 break;
511 default:
512 break;
513 }
514 }
515
516 public static void labelText(String str, Font font, Color tc) {
517 labelText(str, font, tc, LabelStyle.NONE, null, null, null);
518 }
519
520 public static void labelText(String str, Font font, Color tc, Delta delta) {
521 labelText(str, font, tc, LabelStyle.NONE, null, null, delta);
522 }
523
524 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg) {
525 labelText(str, font, tc, style, fg, null, null);
526 }
527
528 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg, Color bg) {
529 labelText(str, font, tc, style, fg, bg, null);
530 }
531
532 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg, Delta delta) {
533 labelText(str, font, tc, style, fg, null, delta);
534 }
535
536 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg, Color bg, Delta delta) {
537 if (delta == null) delta = new Delta(Handle.CC);
538 if (bg == null) bg = new Color(0x00000000, true);
539 if (str == null || str.isEmpty()) str = " ";
540 FontRenderContext frc = g2.getFontRenderContext();
541 GlyphVector gv = font.deriveFont((float) font.getSize()).createGlyphVector(frc, str.equals(" ") ? "M" : str);
542 Rectangle2D bounds = gv.getVisualBounds();
543 double width = bounds.getWidth();
544 double height = bounds.getHeight();
545 Symbol label = new Symbol();
546 double lx, ly, tx, ty;
547 switch (style) {
548 case RRCT:
549 width += height * 1.0;
550 height *= 1.5;
551 if (width < height) width = height;
552 lx = -width / 2;
553 ly = -height / 2;
554 tx = lx + (height * 0.34);
555 ty = ly + (height * 0.17);
556 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
557 label.add(new Instr(Form.FILL, bg));
558 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
559 label.add(new Instr(Form.FILL, fg));
560 label.add(new Instr(Form.STRK, new BasicStroke(1 + (int) (height/10), BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
561 label.add(new Instr(Form.RRCT, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
562 break;
563 case VCLR:
564 width += height * 1.0;
565 height *= 2.0;
566 if (width < height) width = height;
567 lx = -width / 2;
568 ly = -height / 2;
569 tx = lx + (height * 0.27);
570 ty = ly + (height * 0.25);
571 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
572 label.add(new Instr(Form.FILL, bg));
573 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
574 label.add(new Instr(Form.FILL, fg));
575 int sw = 1 + (int) (height/10);
576 double po = sw / 2;
577 label.add(new Instr(Form.STRK, new BasicStroke(sw, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
578 Path2D.Double p = new Path2D.Double(); p.moveTo(-height*0.2, -ly-po);
579 p.lineTo(height*0.2, -ly-po); p.moveTo(0, -ly-po); p.lineTo(0, -ly-po-(height*0.15));
580 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));
581 label.add(new Instr(Form.PLIN, p));
582 break;
583 case PCLR:
584 width += height * 1.0;
585 height *= 2.0;
586 if (width < height) width = height;
587 lx = -width / 2;
588 ly = -height / 2;
589 tx = lx + (height * 0.27);
590 ty = ly + (height * 0.25);
591 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
592 label.add(new Instr(Form.FILL, bg));
593 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
594 label.add(new Instr(Form.FILL, fg));
595 sw = 1 + (int) (height/10);
596 po = sw / 2;
597 label.add(new Instr(Form.STRK, new BasicStroke(sw, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
598 p = new Path2D.Double();
599 p.moveTo(-height*0.2, -ly-po);
600 p.lineTo(height*0.2, -ly-po);
601 p.moveTo(0, -ly-po);
602 p.lineTo(0, -ly-po-(height*0.15));
603 p.moveTo(-height*0.2, ly+po);
604 p.lineTo((height*0.2), ly+po);
605 p.moveTo(0, ly+po);
606 p.lineTo(0, ly+po+(height*0.15));
607 label.add(new Instr(Form.PLIN, p));
608 label.add(new Instr(Form.SYMB, new Symbols.SubSymbol(Areas.CableFlash, 1, 0, 0, null,
609 new Delta(Handle.CC, new AffineTransform(0, -1, 1, 0, -width/2, 0)))));
610 label.add(new Instr(Form.SYMB, new Symbols.SubSymbol(Areas.CableFlash, 1, 0, 0, null,
611 new Delta(Handle.CC, new AffineTransform(0, -1, 1, 0, width/2, 0)))));
612 break;
613 case HCLR:
614 width += height * 1.5;
615 height *= 1.5;
616 if (width < height) width = height;
617 lx = -width / 2;
618 ly = -height / 2;
619 tx = lx + (height * 0.5);
620 ty = ly + (height * 0.17);
621 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
622 label.add(new Instr(Form.FILL, bg));
623 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
624 label.add(new Instr(Form.FILL, fg));
625 sw = 1 + (int) (height/10);
626 double vo = height / 4;
627 label.add(new Instr(Form.STRK, new BasicStroke(sw, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
628 p = new Path2D.Double();
629 p.moveTo(-width*0.4-sw, -ly-vo);
630 p.lineTo(-width*0.4-sw, ly+vo);
631 p.moveTo(-width*0.4-sw, 0);
632 p.lineTo(-width*0.4+sw, 0);
633 p.moveTo(width*0.4+sw, -ly-vo);
634 p.lineTo(width*0.4+sw, ly+vo);
635 p.moveTo(width*0.4-sw, 0);
636 p.lineTo(width*0.4+sw, 0);
637 label.add(new Instr(Form.PLIN, p));
638 break;
639 default:
640 lx = -width / 2;
641 ly = -height / 2;
642 tx = lx;
643 ty = ly;
644 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
645 break;
646 }
647 label.add(new Instr(Form.TEXT, new Caption(str, font, tc, new Delta(Handle.TL, AffineTransform.getTranslateInstance(tx, ty)))));
648 Point2D point = context.getPoint(Rules.feature.geom.centre);
649 Symbols.drawSymbol(g2, label, sScale, point.getX(), point.getY(), null, delta);
650 }
651
652 public static void lineText(String str, Font font, Color colour, double dy) {
653 if (!str.isEmpty()) {
654 g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
655 g2.setPaint(colour);
656 FontRenderContext frc = g2.getFontRenderContext();
657 GlyphVector gv = font.deriveFont(font.getSize2D() * (float) sScale).createGlyphVector(frc, str);
658 double width = gv.getVisualBounds().getWidth();
659 double height = gv.getVisualBounds().getHeight();
660 double offset = (Rules.feature.geom.length * context.mile(Rules.feature) - width) / 2;
661 if (offset > 0) {
662 Point2D before = null;
663 Point2D after = null;
664 ArrayList<Point2D> between = new ArrayList<>();
665 Point2D prev = null;
666 Point2D next = null;
667 double length = 0;
668 double lb = 0;
669 double la = 0;
670 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
671 if (git.hasComp()) {
672 git.nextComp();
673 while (git.hasEdge()) {
674 git.nextEdge();
675 while (git.hasNode()) {
676 Snode node = git.next();
677 if (node == null)
678 continue;
679 prev = next;
680 next = context.getPoint(node);
681 if (prev != null)
682 length += Math.sqrt(Math.pow((next.getX() - prev.getX()), 2) + Math.pow((next.getY() - prev.getY()), 2));
683 if (length < offset) {
684 before = next;
685 lb = la = length;
686 } else if (after == null) {
687 if (length > (offset + width)) {
688 after = next;
689 la = length;
690 break;
691 } else {
692 between.add(next);
693 }
694 }
695 }
696 if (after != null)
697 break;
698 }
699 }
700 if (after != null) {
701 double angle = Math.atan2((after.getY() - before.getY()), (after.getX() - before.getX()));
702 double rotate = Math.abs(angle) < (Math.PI / 2) ? angle : angle + Math.PI;
703 Point2D mid = new Point2D.Double((before.getX() + after.getX()) / 2, (before.getY() + after.getY()) / 2);
704 Point2D centre = context.getPoint(Rules.feature.geom.centre);
705 AffineTransform pos = AffineTransform.getTranslateInstance(-dy * Math.sin(rotate), dy * Math.cos(rotate));
706 pos.rotate(rotate);
707 pos.translate((mid.getX() - centre.getX()), (mid.getY() - centre.getY()));
708 Symbol label = new Symbol();
709 label.add(new Instr(Form.BBOX, new Rectangle2D.Double((-width / 2), -height, width, height)));
710 label.add(new Instr(Form.TEXT, new Caption(str, font, colour, new Delta(Handle.BC))));
711 Symbols.drawSymbol(g2, label, sScale, centre.getX(), centre.getY(), null, new Delta(Handle.BC, pos));
712 }
713 }
714 }
715 }
716
717 public static void lightSector(Color col1, Color col2, double radius, double s1, double s2, Double dir, String str) {
718 double mid = (((s1 + s2) / 2) + (s1 > s2 ? 180 : 0)) % 360;
719 g2.setStroke(new BasicStroke((float) (3.0 * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND, 1,
720 new float[] {20 * (float) sScale, 20 * (float) sScale}, 0));
721 g2.setPaint(Color.black);
722 Point2D.Double centre = (Point2D.Double) context.getPoint(Rules.feature.geom.centre);
723 double radial = radius * context.mile(Rules.feature);
724 if (dir != null) {
725 g2.draw(new Line2D.Double(centre.x, centre.y, centre.x - radial * Math.sin(Math.toRadians(dir)),
726 centre.y + radial * Math.cos(Math.toRadians(dir))));
727 } else {
728 if ((s1 != 0.0) || (s2 != 360.0)) {
729 g2.draw(new Line2D.Double(centre.x, centre.y, centre.x - radial * Math.sin(Math.toRadians(s1)),
730 centre.y + radial * Math.cos(Math.toRadians(s1))));
731 g2.draw(new Line2D.Double(centre.x, centre.y, centre.x - radial * Math.sin(Math.toRadians(s2)),
732 centre.y + radial * Math.cos(Math.toRadians(s2))));
733 }
734 }
735 double arcWidth = 10.0 * sScale;
736 g2.setStroke(new BasicStroke((float) arcWidth, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER, 1));
737 g2.setPaint(col1);
738 g2.draw(new Arc2D.Double(centre.x - radial, centre.y - radial, 2 * radial, 2 * radial, -(s1 + 90),
739 ((s1 < s2) ? (s1 - s2) : (s1 - s2 - 360)), Arc2D.OPEN));
740 if (col2 != null) {
741 g2.setPaint(col2);
742 g2.draw(new Arc2D.Double(centre.x - radial + arcWidth, centre.y - radial + arcWidth, 2 * (radial - arcWidth),
743 2 * (radial - arcWidth), -(s1 + 90), ((s1 < s2) ? (s1 - s2) : (s1 - s2 - 360)), Arc2D.OPEN));
744 }
745 if (str != null && !str.isEmpty()) {
746 Font font = new Font("Arial", Font.PLAIN, 40);
747 double arc = (s2 > s1) ? (s2 - s1) : (s2 - s1 + 360);
748 double awidth = (Math.toRadians(arc) * radial);
749 boolean hand = ((mid > 270) || (mid < 90));
750 double phi = Math.toRadians(mid);
751 radial += 30 * sScale;
752 AffineTransform at = AffineTransform.getTranslateInstance(-radial * Math.sin(phi) / sScale, radial * Math.cos(phi) / sScale);
753 if ((font.getSize() * sScale * str.length()) < awidth) {
754 at.rotate(Math.toRadians(mid + (hand ? 0 : 180)));
755 labelText(str, font, Color.black, new Delta(Handle.CC, at));
756 } else if ((font.getSize() * sScale) < awidth) {
757 hand = (mid < 180);
758 at.rotate(Math.toRadians(mid + (hand ? -90 : 90)));
759 labelText(str, font, Color.black, hand ? new Delta(Handle.RC, at) : new Delta(Handle.LC, at));
760 }
761 if (dir != null) {
762 font = new Font("Arial", Font.PLAIN, 30);
763 str = dir + "°";
764 hand = (dir > 180);
765 phi = Math.toRadians(dir + (hand ? -0.5 : 0.5));
766 radial -= 70 * sScale;
767 at = AffineTransform.getTranslateInstance(-radial * Math.sin(phi) / sScale, radial * Math.cos(phi) / sScale);
768 at.rotate(Math.toRadians(dir + (hand ? 90 : -90)));
769 labelText(str, font, Color.black, hand ? new Delta(Handle.BR, at) : new Delta(Handle.BL, at));
770 }
771 }
772 }
773
774 public static void rasterPixel(double size, Color col) {
775 double s = Rules.feature.geom.centre.lat - (size / 2.0);
776 double w = Rules.feature.geom.centre.lon - (size / 2.0);
777 double n = Rules.feature.geom.centre.lat + (size / 2.0);
778 double e = Rules.feature.geom.centre.lon + (size / 2.0);
779 Point2D sw = context.getPoint(new Snode(s, w));
780 Point2D nw = context.getPoint(new Snode(n, w));
781 Point2D ne = context.getPoint(new Snode(n, e));
782 Point2D se = context.getPoint(new Snode(s, e));
783 Symbol pixel = new Symbol();
784 Path2D.Double path = new Path2D.Double(); path.moveTo(sw.getX(), sw.getY()); path.lineTo(nw.getX(), nw.getY());
785 path.lineTo(ne.getX(), ne.getY()); path.lineTo(se.getX(), se.getY()); path.closePath();
786 pixel.add(new Instr(Form.FILL, col));
787 pixel.add(new Instr(Form.PGON, path));
788 Symbols.drawSymbol(g2, pixel, 1.0, 0, 0, null, null);
789 }
790}
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