source: osm/applications/editors/josm/plugins/seachart/src/render/Renderer.java@ 35835

Last change on this file since 35835 was 35794, checked in by malcolmh, 4 years ago

jchart improvements
File size: 44.5 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 if ((context.grid() > 0) && (map != null)) {
82 rose();
83 grid();
84 }
85 }
86
87 public static void symbol(Symbol symbol) {
88 Point2D point = context.getPoint(Rules.feature.geom.centre);
89 Symbols.drawSymbol(g2, symbol, sScale, point.getX(), point.getY(), null, null);
90 }
91
92 public static void symbol(Symbol symbol, Scheme scheme) {
93 Point2D point = context.getPoint(Rules.feature.geom.centre);
94 Symbols.drawSymbol(g2, symbol, sScale, point.getX(), point.getY(), scheme, null);
95 }
96
97 public static void symbol(Symbol symbol, Delta delta) {
98 Point2D point = context.getPoint(Rules.feature.geom.centre);
99 Symbols.drawSymbol(g2, symbol, sScale, point.getX(), point.getY(), null, delta);
100 }
101
102 public static void symbol(Symbol symbol, double scale, Delta delta) {
103 Point2D point = context.getPoint(Rules.feature.geom.centre);
104 Symbols.drawSymbol(g2, symbol, (sScale * scale), point.getX(), point.getY(), null, delta);
105 }
106
107 public static void symbol(Symbol symbol, Scheme scheme, Delta delta) {
108 Point2D point = context.getPoint(Rules.feature.geom.centre);
109 Symbols.drawSymbol(g2, symbol, sScale, point.getX(), point.getY(), scheme, delta);
110 }
111
112 public static void symbol(Symbol symbol, double scale, Scheme scheme) {
113 Point2D point = context.getPoint(Rules.feature.geom.centre);
114 Symbols.drawSymbol(g2, symbol, (sScale * scale), point.getX(), point.getY(), scheme, null);
115 }
116
117 public static void colLetters(ArrayList<?> cols) {
118 String str = "";
119 for (int i = 0; (i < cols.size()) && (i < 4); i++) {
120 str = str.concat(Rules.colourLetters.get(cols.get(i)));
121 }
122 labelText(str, new Font("Arial", Font.PLAIN, 40), Color.black, new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, 40)));
123 }
124
125 public static void cluster(ArrayList<Symbol> symbols) {
126 Rectangle2D.Double bbox = null;
127 if (symbols.size() > 4) {
128 for (Instr instr : symbols.get(0)) {
129 if (instr.type == Form.BBOX) {
130 bbox = (Rectangle2D.Double) instr.params;
131 break;
132 }
133 }
134 if (bbox == null) return;
135 }
136 switch (symbols.size()) {
137 case 1:
138 symbol(symbols.get(0), new Delta(Handle.CC, new AffineTransform()));
139 break;
140 case 2:
141 symbol(symbols.get(0), new Delta(Handle.RC, new AffineTransform()));
142 symbol(symbols.get(1), new Delta(Handle.LC, new AffineTransform()));
143 break;
144 case 3:
145 symbol(symbols.get(0), new Delta(Handle.BC, new AffineTransform()));
146 symbol(symbols.get(1), new Delta(Handle.TR, new AffineTransform()));
147 symbol(symbols.get(2), new Delta(Handle.TL, new AffineTransform()));
148 break;
149 case 4:
150 symbol(symbols.get(0), new Delta(Handle.BR, new AffineTransform()));
151 symbol(symbols.get(1), new Delta(Handle.BL, new AffineTransform()));
152 symbol(symbols.get(2), new Delta(Handle.TR, new AffineTransform()));
153 symbol(symbols.get(3), new Delta(Handle.TL, new AffineTransform()));
154 break;
155 case 5:
156 symbol(symbols.get(0), new Delta(Handle.BR, new AffineTransform()));
157 symbol(symbols.get(1), new Delta(Handle.BL, new AffineTransform()));
158 symbol(symbols.get(2), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
159 symbol(symbols.get(3), new Delta(Handle.TC, new AffineTransform()));
160 symbol(symbols.get(4), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
161 break;
162 case 6:
163 symbol(symbols.get(0), new Delta(Handle.BR, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
164 symbol(symbols.get(1), new Delta(Handle.BC, new AffineTransform()));
165 symbol(symbols.get(2), new Delta(Handle.BL, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
166 symbol(symbols.get(3), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
167 symbol(symbols.get(4), new Delta(Handle.TC, new AffineTransform()));
168 symbol(symbols.get(5), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
169 break;
170 case 7:
171 symbol(symbols.get(0), new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
172 symbol(symbols.get(1), new Delta(Handle.RC, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
173 symbol(symbols.get(2), new Delta(Handle.CC, new AffineTransform()));
174 symbol(symbols.get(3), new Delta(Handle.LC, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
175 symbol(symbols.get(4), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, bbox.height/2)));
176 symbol(symbols.get(5), new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, bbox.height/2)));
177 symbol(symbols.get(6), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, bbox.height/2)));
178 break;
179 case 8:
180 symbol(symbols.get(0), new Delta(Handle.BR, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
181 symbol(symbols.get(1), new Delta(Handle.BL, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
182 symbol(symbols.get(2), new Delta(Handle.RC, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
183 symbol(symbols.get(3), new Delta(Handle.CC, new AffineTransform()));
184 symbol(symbols.get(4), new Delta(Handle.LC, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
185 symbol(symbols.get(5), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, bbox.height/2)));
186 symbol(symbols.get(6), new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, bbox.height/2)));
187 symbol(symbols.get(7), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, bbox.height/2)));
188 break;
189 case 9:
190 symbol(symbols.get(0), new Delta(Handle.BR, AffineTransform.getTranslateInstance(-bbox.width/2, -bbox.height/2)));
191 symbol(symbols.get(1), new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, -bbox.height/2)));
192 symbol(symbols.get(2), new Delta(Handle.BL, AffineTransform.getTranslateInstance(bbox.width/2, -bbox.height/2)));
193 symbol(symbols.get(3), new Delta(Handle.RC, AffineTransform.getTranslateInstance(-bbox.width/2, 0)));
194 symbol(symbols.get(4), new Delta(Handle.CC, new AffineTransform()));
195 symbol(symbols.get(5), new Delta(Handle.LC, AffineTransform.getTranslateInstance(bbox.width/2, 0)));
196 symbol(symbols.get(6), new Delta(Handle.TR, AffineTransform.getTranslateInstance(-bbox.width/2, bbox.height/2)));
197 symbol(symbols.get(7), new Delta(Handle.TC, AffineTransform.getTranslateInstance(0, bbox.height/2)));
198 symbol(symbols.get(8), new Delta(Handle.TL, AffineTransform.getTranslateInstance(bbox.width/2, bbox.height/2)));
199 break;
200 }
201 }
202
203 private static Rectangle2D.Double symbolSize(Symbol symbol) {
204 Symbol ssymb = symbol;
205 while (ssymb != null) {
206 for (Instr item : symbol) {
207 if (item.type == Form.BBOX) {
208 return (Rectangle2D.Double) item.params;
209 }
210 if (item.type == Form.SYMB) {
211 ssymb = ((SubSymbol) item.params).instr;
212 break;
213 }
214 }
215 if (ssymb == symbol)
216 break;
217 }
218 return null;
219 }
220
221 public static void lineSymbols(Symbol prisymb, double space, Symbol secsymb, Symbol tersymb, int ratio, Color col) {
222 if ((Rules.feature.geom.prim == Pflag.NOSP) || (Rules.feature.geom.prim == Pflag.POINT))
223 return;
224 Rectangle2D.Double prect = symbolSize(prisymb);
225 Rectangle2D.Double srect = symbolSize(secsymb);
226 Rectangle2D.Double trect = symbolSize(tersymb);
227 if (srect == null)
228 ratio = 0;
229 if (prect != null) {
230 double psize = Math.abs(prect.getY()) * sScale;
231 double ssize = (srect != null) ? Math.abs(srect.getY()) * sScale : 0;
232 double tsize = (trect != null) ? Math.abs(srect.getY()) * sScale : 0;
233 Point2D prev = new Point2D.Double();
234 Point2D next = new Point2D.Double();
235 Point2D curr = new Point2D.Double();
236 Point2D succ = new Point2D.Double();
237 boolean gap = true;
238 boolean piv = false;
239 double len = 0;
240 double angle = 0;
241 int stcount = ratio;
242 boolean stflag = false;
243 Symbol symbol = prisymb;
244 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
245 while (git.hasComp()) {
246 git.nextComp();
247 boolean first = true;
248 while (git.hasEdge()) {
249 git.nextEdge();
250 while (git.hasNode()) {
251 Snode node = git.next();
252 if (node == null) continue;
253 prev = next;
254 next = context.getPoint(node);
255 angle = Math.atan2(next.getY() - prev.getY(), next.getX() - prev.getX());
256 piv = true;
257 if (first) {
258 curr = succ = next;
259 gap = (space > 0);
260 stcount = ratio - 1;
261 symbol = prisymb;
262 len = gap ? psize * space * 0.5 : psize;
263 first = false;
264 } else {
265 while (curr.distance(next) >= len) {
266 if (piv) {
267 double rem = len;
268 double s = prev.distance(next);
269 double p = curr.distance(prev);
270 if ((s > 0) && (p > 0)) {
271 double n = curr.distance(next);
272 double theta = Math.acos((s * s + p * p - n * n) / 2 / s / p);
273 double phi = Math.asin(p / len * Math.sin(theta));
274 rem = len * Math.sin(Math.PI - theta - phi) / Math.sin(theta);
275 }
276 succ = new Point2D.Double(prev.getX() + (rem * Math.cos(angle)), prev.getY() + (rem * Math.sin(angle)));
277 piv = false;
278 } else {
279 succ = new Point2D.Double(curr.getX() + (len * Math.cos(angle)), curr.getY() + (len * Math.sin(angle)));
280 }
281 if (!gap) {
282 Symbols.drawSymbol(g2, symbol, sScale, curr.getX(), curr.getY(), new Scheme(col),
283 new Delta(Handle.BC, AffineTransform.getRotateInstance(
284 Math.atan2((succ.getY() - curr.getY()), (succ.getX() - curr.getX())) + Math.toRadians(90))));
285 }
286 if (space > 0)
287 gap = !gap;
288 curr = succ;
289 len = gap ? (psize * space) : (--stcount == 0) ? (stflag ? tsize : ssize) : psize;
290 if (stcount == 0) {
291 symbol = stflag ? tersymb : secsymb;
292 if (trect != null)
293 stflag = !stflag;
294 stcount = ratio;
295 } else {
296 symbol = prisymb;
297 }
298 }
299 }
300 }
301 }
302 }
303 }
304 }
305
306 public static void lineVector(LineStyle style) {
307 Path2D.Double p = new Path2D.Double();
308 p.setWindingRule(GeneralPath.WIND_EVEN_ODD);
309 Point2D point;
310 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
311 while (git.hasComp()) {
312 git.nextComp();
313 boolean first = true;
314 while (git.hasEdge()) {
315 git.nextEdge();
316 point = context.getPoint(git.next());
317 if (first) {
318 p.moveTo(point.getX(), point.getY());
319 first = false;
320 } else {
321 p.lineTo(point.getX(), point.getY());
322 }
323 while (git.hasNode()) {
324 Snode node = git.next();
325 if (node == null) continue;
326 point = context.getPoint(node);
327 p.lineTo(point.getX(), point.getY());
328 }
329 }
330 }
331 if ((style.fill != null) && (Rules.feature.geom.prim == Pflag.AREA)) {
332 g2.setPaint(style.fill);
333 g2.fill(p);
334 }
335 if (style.line != null) {
336 if (style.dash != null) {
337 float[] dash = new float[style.dash.length];
338 System.arraycopy(style.dash, 0, dash, 0, style.dash.length);
339 for (int i = 0; i < style.dash.length; i++) {
340 dash[i] *= (float) sScale;
341 }
342 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND, 1, dash, 0));
343 } else {
344 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
345 }
346 g2.setPaint(style.line);
347 g2.draw(p);
348 }
349 }
350
351 public static void grid() {
352 if ((context.grid() > 0) && (map != null)) {
353 LineStyle style = new LineStyle(Color.black, (float)2.0);
354 Point2D point = context.getPoint(new Snode(map.bounds.minlat, map.bounds.maxlon));
355 double ratio = point.getX() / point.getY();
356 double nspan = 60 * Math.toDegrees(map.bounds.maxlon - map.bounds.minlon) / (context.grid() * (ratio > 1.0 ? ratio : 1.0));
357 double mult = 1.0;
358 boolean ndiv = false;
359 if (nspan < 1.0) {
360 do {
361 nspan *= 10.0;
362 mult *= 10.0;
363 } while (nspan < 1.0);
364 } else if (nspan > 10.0){
365 do {
366 nspan /= 10.0;
367 mult /= 10.0;
368 } while (nspan > 10.0);
369 }
370 if (nspan < 2.0) nspan = 1.0;
371 else if (nspan < 5.0) nspan = 2.0;
372 else {
373 nspan = 5.0;
374 ndiv = true;
375 }
376 nspan = nspan / mult / 60.0;
377 double left = Math.toDegrees(map.bounds.minlon) + 180.0;
378 left = Math.ceil(left / nspan);
379 left = Math.toRadians((left * nspan) - 180.0);
380 double ndeg = Math.toRadians(nspan);
381 double tspan = 60 * Math.toDegrees(map.bounds.maxlat - map.bounds.minlat) / (context.grid() / (ratio < 1.0 ? ratio : 1.0));
382 mult = 1.0;
383 boolean tdiv = false;
384 if (tspan < 1.0) {
385 do {
386 tspan *= 10.0;
387 mult *= 10.0;
388 } while (tspan < 1.0);
389 } else if (tspan > 10.0){
390 do {
391 tspan /= 10.0;
392 mult /= 10.0;
393 } while (tspan > 10.0);
394 }
395 if (tspan < 2.0) tspan = 1.0;
396 else if (tspan < 5.0) tspan = 2.0;
397 else {
398 tspan = 5.0;
399 tdiv = true;
400 }
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 double tdeg = Math.toRadians(tspan);
406 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND));
407 Path2D.Double p = new Path2D.Double();
408 for (double lon = left; lon < map.bounds.maxlon; lon += ndeg) {
409 point = context.getPoint(new Snode(map.bounds.maxlat, lon));
410 p.moveTo(point.getX(), point.getY());
411 point = context.getPoint(new Snode(map.bounds.minlat, lon));
412 p.lineTo(point.getX(), point.getY());
413 double deg = Math.toDegrees(lon);
414 String ew = (deg < -0.001) ? "W" : (deg > 0.001) ? "E" : "";
415 deg = Math.abs(deg);
416 String dstr = String.format("%03d°", (int)Math.floor(deg));
417 double min = (deg - Math.floor(deg)) * 60.0;
418 String mstr = String.format("%05.2f'%s", min, ew);
419 Symbol label = new Symbol();
420 if (point.getX() > 600.0) {
421 label.add(new Instr(Form.TEXT, new Caption(dstr, new Font("Arial", Font.PLAIN, 40), Color.black, new Delta(Handle.BR, AffineTransform.getTranslateInstance(-10, -40)))));
422 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)))));
423 Symbols.drawSymbol(g2, label, sScale, point.getX(), point.getY(), null, null);
424 }
425 for (int i = 1; i < 10; i++) {
426 int grad = (i % (ndiv ? 2 : 5)) == 0 ? 2 : 1;
427 point = context.getPoint(new Snode(map.bounds.maxlat, lon + (i * (ndeg / 10))));
428 p.moveTo(point.getX(), point.getY());
429 point = context.getPoint(new Snode(map.bounds.maxlat - (grad * (tdeg / 20)), lon + (i * (ndeg / 10))));
430 p.lineTo(point.getX(), point.getY());
431 point = context.getPoint(new Snode(map.bounds.minlat, lon + (i * (ndeg / 10))));
432 p.moveTo(point.getX(), point.getY());
433 point = context.getPoint(new Snode(map.bounds.minlat + (grad * (tdeg / 20)), lon + (i * (ndeg / 10))));
434 p.lineTo(point.getX(), point.getY());
435 }
436 }
437 g2.setPaint(style.line);
438 g2.draw(p);
439 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND));
440 p = new Path2D.Double();
441 for (double lat = bottom; lat < map.bounds.maxlat; lat += tdeg) {
442 point = context.getPoint(new Snode(lat, map.bounds.maxlon));
443 p.moveTo(point.getX(), point.getY());
444 point = context.getPoint(new Snode(lat, map.bounds.minlon));
445 p.lineTo(point.getX(), point.getY());
446 double deg = Math.toDegrees(lat);
447 String ns = (deg < -0.001) ? "S" : (deg > 0.001) ? "N" : "";
448 deg = Math.abs(deg);
449 String dstr = String.format("%02d°%s", (int)Math.floor(deg), ns);
450 double min = (deg - Math.floor(deg)) * 60.0;
451 String mstr = String.format("%05.2f'", min);
452 Symbol label = new Symbol();
453 if (point.getY() < (context.getPoint(new Snode(map.bounds.minlat, map.bounds.minlon)).getY() - 200.0)) {
454 label.add(new Instr(Form.TEXT, new Caption(dstr, new Font("Arial", Font.PLAIN, 40), Color.black, new Delta(Handle.BL, AffineTransform.getTranslateInstance(40, -10)))));
455 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)))));
456 Symbols.drawSymbol(g2, label, sScale, point.getX(), point.getY(), null, null);
457 }
458 for (int i = 1; i < 10; i++) {
459 int grad = (i % (tdiv ? 2 : 5)) == 0 ? 2 : 1;
460 point = context.getPoint(new Snode(lat + (i * (tdeg / 10)), map.bounds.maxlon));
461 p.moveTo(point.getX(), point.getY());
462 point = context.getPoint(new Snode(lat + (i * (tdeg / 10)), map.bounds.maxlon - (grad * (ndeg / 20))));
463 p.lineTo(point.getX(), point.getY());
464 point = context.getPoint(new Snode(lat + (i * (tdeg / 10)), map.bounds.minlon));
465 p.moveTo(point.getX(), point.getY());
466 point = context.getPoint(new Snode(lat + (i * (tdeg / 10)), map.bounds.minlon + (grad * (ndeg / 20))));
467 p.lineTo(point.getX(), point.getY());
468 }
469 }
470 g2.setPaint(style.line);
471 g2.draw(p);
472 Symbol legend = new Symbol();
473 legend.add(new Instr(Form.BBOX, new Rectangle2D.Double(0, 0, 600, 250)));
474 Path2D.Double path = new Path2D.Double(); path.moveTo(0, 0); path.lineTo(600, 0); path.lineTo(600, 250); path.lineTo(0, 250); path.closePath();
475 legend.add(new Instr(Form.FILL, Color.white));
476 legend.add(new Instr(Form.PGON, path));
477 legend.add(new Instr(Form.TEXT, new Caption("Mercator Projection", new Font("Arial", Font.PLAIN, 50), Color.black, new Delta(Handle.BC, AffineTransform.getTranslateInstance(300, 60)))));
478 legend.add(new Instr(Form.TEXT, new Caption("© OpenStreetMap contributors", new Font("Arial", Font.PLAIN, 30), Color.black, new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, 40)))));
479 legend.add(new Instr(Form.TEXT, new Caption("EMODnet Bathymetry Consortium (2018)", new Font("Arial", Font.PLAIN, 30), Color.black, new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, 40)))));
480 legend.add(new Instr(Form.TEXT, new Caption("EMODnet Digital Bathymetry (DTM)", new Font("Arial", Font.PLAIN, 30), Color.black, new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, 40)))));
481 legend.add(new Instr(Form.TEXT, new Caption("http://doi.org/10.12770/18ff0d48-b203-4a65-94a9-5fd8b0ec35f6", new Font("Arial", Font.PLAIN, 20), Color.black, new Delta(Handle.BC, AffineTransform.getTranslateInstance(0, 35)))));
482 point = context.getPoint(new Snode(map.bounds.minlat, map.bounds.minlon));
483 Symbols.drawSymbol(g2, legend, sScale, point.getX(), point.getY(), null, new Delta(Handle.BL, AffineTransform.getTranslateInstance(0, 0)));
484 }
485 }
486
487 public static void rose() {
488 LineStyle style = new LineStyle(Color.black, (float)2.0);
489 Point2D point = context.getPoint(new Snode(Math.toRadians(53.91649), Math.toRadians(-0.16141)));
490 g2.setPaint(Color.white);
491 g2.fill(new Ellipse2D.Double(point.getX() - 30, point.getY() - 30, 60, 60));
492 g2.setStroke(new BasicStroke((float) (style.width * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND));
493 Path2D.Double p = new Path2D.Double();
494 p.moveTo(point.getX() - 30, point.getY());p.lineTo(point.getX() + 30, point.getY());
495 p.moveTo(point.getX(), point.getY() - 30);p.lineTo(point.getX(), point.getY() + 30);
496 for (int i = 0; i < 360; i++) {
497 double inner = ((i % 10) == 0) ? 0.92 : ((i % 5) == 0) ? 0.96 : 0.98;
498 double xouter = 1750 * Math.sin(Math.toRadians(i));
499 double youter = -1750 * Math.cos(Math.toRadians(i));
500 p.moveTo(point.getX() + xouter, point.getY() + youter);
501 p.lineTo(point.getX() + (inner * xouter), point.getY() + (inner * youter));
502 if ((i % 10) == 0) {
503 Handle h = Handle.BC;
504 if ((i > 0) && (i <= 90)) h = Handle.BL;
505 else if (i == 90) h = Handle.LC;
506 else if ((i > 90) && (i < 180)) h = Handle.LC;
507 else if (i == 180) h = Handle.CC;
508 else if ((i > 180) && (i <= 270)) h = Handle.RC;
509 else if (i > 270) h = Handle.BR;
510 Symbol value = new Symbol();
511 value.add(new Instr(Form.BBOX, new Rectangle2D.Double(0, 0, 60, 30)));
512 value.add(new Instr(Form.TEXT, new Caption(String.format("%03d", i), new Font("Arial", Font.PLAIN, 40), Color.black, new Delta(Handle.CC, AffineTransform.getTranslateInstance(30, 25)))));
513 Symbols.drawSymbol(g2, value, sScale, point.getX(), point.getY(), null, new Delta(h, AffineTransform.getTranslateInstance(1.02*xouter/sScale, 1.02*youter/sScale)));
514 }
515 }
516 g2.setPaint(style.line);
517 g2.draw(p);
518 }
519
520 public static void lineCircle(LineStyle style, double radius, UniHLU units) {
521 switch (units) {
522 case HLU_FEET:
523 radius /= 6076;
524 break;
525 case HLU_KMTR:
526 radius /= 1.852;
527 break;
528 case HLU_HMTR:
529 radius /= 18.52;
530 break;
531 case HLU_SMIL:
532 radius /= 1.15078;
533 break;
534 case HLU_NMIL:
535 break;
536 default:
537 radius /= 1852;
538 break;
539 }
540 radius *= context.mile(Rules.feature);
541 Symbol circle = new Symbol();
542 if (style.fill != null) {
543 circle.add(new Instr(Form.FILL, style.fill));
544 circle.add(new Instr(Form.RSHP, new Ellipse2D.Double(-radius, -radius, radius*2, radius*2)));
545 }
546 circle.add(new Instr(Form.FILL, style.line));
547 circle.add(new Instr(Form.STRK, new BasicStroke(style.width, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER, 1, style.dash, 0)));
548 circle.add(new Instr(Form.ELPS, new Ellipse2D.Double(-radius, -radius, radius*2, radius*2)));
549 Point2D point = context.getPoint(Rules.feature.geom.centre);
550 Symbols.drawSymbol(g2, circle, 1, point.getX(), point.getY(), null, null);
551 }
552
553 public static void fillPattern(BufferedImage image) {
554 Path2D.Double p = new Path2D.Double();
555 p.setWindingRule(GeneralPath.WIND_EVEN_ODD);
556 Point2D point;
557 switch (Rules.feature.geom.prim) {
558 case POINT:
559 point = context.getPoint(Rules.feature.geom.centre);
560 g2.drawImage(image, new AffineTransformOp(AffineTransform.getScaleInstance(sScale, sScale), AffineTransformOp.TYPE_NEAREST_NEIGHBOR),
561 (int) (point.getX() - (50 * sScale)), (int) (point.getY() - (50 * sScale)));
562 break;
563 case AREA:
564 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
565 while (git.hasComp()) {
566 git.nextComp();
567 boolean newComp = true;
568 while (git.hasEdge()) {
569 git.nextEdge();
570 point = context.getPoint(git.next());
571 if (newComp) {
572 p.moveTo(point.getX(), point.getY());
573 newComp = false;
574 } else {
575 p.lineTo(point.getX(), point.getY());
576 }
577 while (git.hasNode()) {
578 Snode node = git.next();
579 if (node == null) continue;
580 point = context.getPoint(node);
581 p.lineTo(point.getX(), point.getY());
582 }
583 }
584 }
585 g2.setPaint(new TexturePaint(image, new Rectangle(0, 0, 1 + (int) (300 * sScale), 1 + (int) (300 * sScale))));
586 g2.fill(p);
587 break;
588 default:
589 break;
590 }
591 }
592
593 public static void labelText(String str, Font font, Color tc) {
594 labelText(str, font, tc, LabelStyle.NONE, null, null, null);
595 }
596
597 public static void labelText(String str, Font font, Color tc, Delta delta) {
598 labelText(str, font, tc, LabelStyle.NONE, null, null, delta);
599 }
600
601 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg) {
602 labelText(str, font, tc, style, fg, null, null);
603 }
604
605 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg, Color bg) {
606 labelText(str, font, tc, style, fg, bg, null);
607 }
608
609 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg, Delta delta) {
610 labelText(str, font, tc, style, fg, null, delta);
611 }
612
613 public static void labelText(String str, Font font, Color tc, LabelStyle style, Color fg, Color bg, Delta delta) {
614 if (delta == null) delta = new Delta(Handle.CC);
615 if (bg == null) bg = new Color(0x00000000, true);
616 if (str == null || str.isEmpty()) str = " ";
617 FontRenderContext frc = g2.getFontRenderContext();
618 GlyphVector gv = font.deriveFont((float) font.getSize()).createGlyphVector(frc, str.equals(" ") ? "M" : str);
619 Rectangle2D bounds = gv.getVisualBounds();
620 double width = bounds.getWidth();
621 double height = bounds.getHeight();
622 Symbol label = new Symbol();
623 double lx, ly, tx, ty;
624 switch (style) {
625 case RRCT:
626 width += height * 1.0;
627 height *= 1.5;
628 if (width < height) width = height;
629 lx = -width / 2;
630 ly = -height / 2;
631 tx = lx + (height * 0.34);
632 ty = ly + (height * 0.17);
633 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
634 label.add(new Instr(Form.FILL, bg));
635 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
636 label.add(new Instr(Form.FILL, fg));
637 label.add(new Instr(Form.STRK, new BasicStroke(1 + (int) (height/10), BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
638 label.add(new Instr(Form.RRCT, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
639 break;
640 case VCLR:
641 width += height * 1.0;
642 height *= 2.0;
643 if (width < height) width = height;
644 lx = -width / 2;
645 ly = -height / 2;
646 tx = lx + (height * 0.27);
647 ty = ly + (height * 0.25);
648 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
649 label.add(new Instr(Form.FILL, bg));
650 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
651 label.add(new Instr(Form.FILL, fg));
652 int sw = 1 + (int) (height/10);
653 double po = sw / 2;
654 label.add(new Instr(Form.STRK, new BasicStroke(sw, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
655 Path2D.Double p = new Path2D.Double(); p.moveTo(-height*0.2, -ly-po);
656 p.lineTo(height*0.2, -ly-po); p.moveTo(0, -ly-po); p.lineTo(0, -ly-po-(height*0.15));
657 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));
658 label.add(new Instr(Form.PLIN, p));
659 break;
660 case PCLR:
661 width += height * 1.0;
662 height *= 2.0;
663 if (width < height) width = height;
664 lx = -width / 2;
665 ly = -height / 2;
666 tx = lx + (height * 0.27);
667 ty = ly + (height * 0.25);
668 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
669 label.add(new Instr(Form.FILL, bg));
670 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
671 label.add(new Instr(Form.FILL, fg));
672 sw = 1 + (int) (height/10);
673 po = sw / 2;
674 label.add(new Instr(Form.STRK, new BasicStroke(sw, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
675 p = new Path2D.Double();
676 p.moveTo(-height*0.2, -ly-po);
677 p.lineTo(height*0.2, -ly-po);
678 p.moveTo(0, -ly-po);
679 p.lineTo(0, -ly-po-(height*0.15));
680 p.moveTo(-height*0.2, ly+po);
681 p.lineTo((height*0.2), ly+po);
682 p.moveTo(0, ly+po);
683 p.lineTo(0, ly+po+(height*0.15));
684 label.add(new Instr(Form.PLIN, p));
685 label.add(new Instr(Form.SYMB, new Symbols.SubSymbol(Areas.CableFlash, 1, 0, 0, null,
686 new Delta(Handle.CC, new AffineTransform(0, -1, 1, 0, -width/2, 0)))));
687 label.add(new Instr(Form.SYMB, new Symbols.SubSymbol(Areas.CableFlash, 1, 0, 0, null,
688 new Delta(Handle.CC, new AffineTransform(0, -1, 1, 0, width/2, 0)))));
689 break;
690 case HCLR:
691 width += height * 1.5;
692 height *= 1.5;
693 if (width < height) width = height;
694 lx = -width / 2;
695 ly = -height / 2;
696 tx = lx + (height * 0.5);
697 ty = ly + (height * 0.17);
698 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
699 label.add(new Instr(Form.FILL, bg));
700 label.add(new Instr(Form.RSHP, new RoundRectangle2D.Double(lx, ly, width, height, height, height)));
701 label.add(new Instr(Form.FILL, fg));
702 sw = 1 + (int) (height/10);
703 double vo = height / 4;
704 label.add(new Instr(Form.STRK, new BasicStroke(sw, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER)));
705 p = new Path2D.Double();
706 p.moveTo(-width*0.4-sw, -ly-vo);
707 p.lineTo(-width*0.4-sw, ly+vo);
708 p.moveTo(-width*0.4-sw, 0);
709 p.lineTo(-width*0.4+sw, 0);
710 p.moveTo(width*0.4+sw, -ly-vo);
711 p.lineTo(width*0.4+sw, ly+vo);
712 p.moveTo(width*0.4-sw, 0);
713 p.lineTo(width*0.4+sw, 0);
714 label.add(new Instr(Form.PLIN, p));
715 break;
716 default:
717 lx = -width / 2;
718 ly = -height / 2;
719 tx = lx;
720 ty = ly;
721 label.add(new Instr(Form.BBOX, new Rectangle2D.Double(lx, ly, width, height)));
722 break;
723 }
724 label.add(new Instr(Form.TEXT, new Caption(str, font, tc, new Delta(Handle.TL, AffineTransform.getTranslateInstance(tx, ty)))));
725 Point2D point = context.getPoint(Rules.feature.geom.centre);
726 Symbols.drawSymbol(g2, label, sScale, point.getX(), point.getY(), null, delta);
727 }
728
729 public static void lineText(String str, Font font, Color colour, double dy) {
730 if (!str.isEmpty()) {
731 g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
732 g2.setPaint(colour);
733 FontRenderContext frc = g2.getFontRenderContext();
734 GlyphVector gv = font.deriveFont(font.getSize2D() * (float) sScale).createGlyphVector(frc, str);
735 double width = gv.getVisualBounds().getWidth();
736 double height = gv.getVisualBounds().getHeight();
737 double offset = (Rules.feature.geom.length * context.mile(Rules.feature) - width) / 2;
738 if (offset > 0) {
739 Point2D before = null;
740 Point2D after = null;
741 ArrayList<Point2D> between = new ArrayList<>();
742 Point2D prev = null;
743 Point2D next = null;
744 double length = 0;
745 double lb = 0;
746 double la = 0;
747 GeomIterator git = map.new GeomIterator(Rules.feature.geom);
748 if (git.hasComp()) {
749 git.nextComp();
750 while (git.hasEdge()) {
751 git.nextEdge();
752 while (git.hasNode()) {
753 Snode node = git.next();
754 if (node == null)
755 continue;
756 prev = next;
757 next = context.getPoint(node);
758 if (prev != null)
759 length += Math.sqrt(Math.pow((next.getX() - prev.getX()), 2) + Math.pow((next.getY() - prev.getY()), 2));
760 if (length < offset) {
761 before = next;
762 lb = la = length;
763 } else if (after == null) {
764 if (length > (offset + width)) {
765 after = next;
766 la = length;
767 break;
768 } else {
769 between.add(next);
770 }
771 }
772 }
773 if (after != null)
774 break;
775 }
776 }
777 if (after != null) {
778 double angle = Math.atan2((after.getY() - before.getY()), (after.getX() - before.getX()));
779 double rotate = Math.abs(angle) < (Math.PI / 2) ? angle : angle + Math.PI;
780 Point2D mid = new Point2D.Double((before.getX() + after.getX()) / 2, (before.getY() + after.getY()) / 2);
781 Point2D centre = context.getPoint(Rules.feature.geom.centre);
782 AffineTransform pos = AffineTransform.getTranslateInstance(-dy * Math.sin(rotate), dy * Math.cos(rotate));
783 pos.rotate(rotate);
784 pos.translate((mid.getX() - centre.getX()), (mid.getY() - centre.getY()));
785 Symbol label = new Symbol();
786 label.add(new Instr(Form.BBOX, new Rectangle2D.Double((-width / 2), -height, width, height)));
787 label.add(new Instr(Form.TEXT, new Caption(str, font, colour, new Delta(Handle.BC))));
788 Symbols.drawSymbol(g2, label, sScale, centre.getX(), centre.getY(), null, new Delta(Handle.BC, pos));
789 }
790 }
791 }
792 }
793
794 public static void lightSector(Color col1, Color col2, double radius, double s1, double s2, Double dir, String str) {
795 double mid = (((s1 + s2) / 2) + (s1 > s2 ? 180 : 0)) % 360;
796 g2.setStroke(new BasicStroke((float) (3.0 * sScale), BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND, 1,
797 new float[] {20 * (float) sScale, 20 * (float) sScale}, 0));
798 g2.setPaint(Color.black);
799 Point2D.Double centre = (Point2D.Double) context.getPoint(Rules.feature.geom.centre);
800 double radial = radius * context.mile(Rules.feature);
801 if (dir != null) {
802 g2.draw(new Line2D.Double(centre.x, centre.y, centre.x - radial * Math.sin(Math.toRadians(dir)),
803 centre.y + radial * Math.cos(Math.toRadians(dir))));
804 } else {
805 if ((s1 != 0.0) || (s2 != 360.0)) {
806 g2.draw(new Line2D.Double(centre.x, centre.y, centre.x - radial * Math.sin(Math.toRadians(s1)),
807 centre.y + radial * Math.cos(Math.toRadians(s1))));
808 g2.draw(new Line2D.Double(centre.x, centre.y, centre.x - radial * Math.sin(Math.toRadians(s2)),
809 centre.y + radial * Math.cos(Math.toRadians(s2))));
810 }
811 }
812 double arcWidth = 10.0 * sScale;
813 g2.setStroke(new BasicStroke((float) arcWidth, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER, 1));
814 g2.setPaint(col1);
815 g2.draw(new Arc2D.Double(centre.x - radial, centre.y - radial, 2 * radial, 2 * radial, -(s1 + 90),
816 ((s1 < s2) ? (s1 - s2) : (s1 - s2 - 360)), Arc2D.OPEN));
817 if (col2 != null) {
818 g2.setPaint(col2);
819 g2.draw(new Arc2D.Double(centre.x - radial + arcWidth, centre.y - radial + arcWidth, 2 * (radial - arcWidth),
820 2 * (radial - arcWidth), -(s1 + 90), ((s1 < s2) ? (s1 - s2) : (s1 - s2 - 360)), Arc2D.OPEN));
821 }
822 if (str != null && !str.isEmpty()) {
823 Font font = new Font("Arial", Font.PLAIN, 40);
824 double arc = (s2 > s1) ? (s2 - s1) : (s2 - s1 + 360);
825 double awidth = (Math.toRadians(arc) * radial);
826 boolean hand = ((mid > 270) || (mid < 90));
827 double phi = Math.toRadians(mid);
828 radial += 30 * sScale;
829 AffineTransform at = AffineTransform.getTranslateInstance(-radial * Math.sin(phi) / sScale, radial * Math.cos(phi) / sScale);
830 if ((font.getSize() * sScale * str.length()) < awidth) {
831 at.rotate(Math.toRadians(mid + (hand ? 0 : 180)));
832 labelText(str, font, Color.black, new Delta(Handle.CC, at));
833 } else if ((font.getSize() * sScale) < awidth) {
834 hand = (mid < 180);
835 at.rotate(Math.toRadians(mid + (hand ? -90 : 90)));
836 labelText(str, font, Color.black, hand ? new Delta(Handle.RC, at) : new Delta(Handle.LC, at));
837 }
838 if (dir != null) {
839 font = new Font("Arial", Font.PLAIN, 30);
840 str = dir + "°";
841 hand = (dir > 180);
842 phi = Math.toRadians(dir + (hand ? -0.5 : 0.5));
843 radial -= 70 * sScale;
844 at = AffineTransform.getTranslateInstance(-radial * Math.sin(phi) / sScale, radial * Math.cos(phi) / sScale);
845 at.rotate(Math.toRadians(dir + (hand ? 90 : -90)));
846 labelText(str, font, Color.black, hand ? new Delta(Handle.BR, at) : new Delta(Handle.BL, at));
847 }
848 }
849 }
850
851 public static void rasterPixel(double size, Color col) {
852 double s = Rules.feature.geom.centre.lat - (size / 2.0);
853 double w = Rules.feature.geom.centre.lon - (size / 2.0);
854 double n = Rules.feature.geom.centre.lat + (size / 2.0);
855 double e = Rules.feature.geom.centre.lon + (size / 2.0);
856 Point2D sw = context.getPoint(new Snode(s, w));
857 Point2D nw = context.getPoint(new Snode(n, w));
858 Point2D ne = context.getPoint(new Snode(n, e));
859 Point2D se = context.getPoint(new Snode(s, e));
860 Symbol pixel = new Symbol();
861 Path2D.Double path = new Path2D.Double(); path.moveTo(sw.getX(), sw.getY()); path.lineTo(nw.getX(), nw.getY());
862 path.lineTo(ne.getX(), ne.getY()); path.lineTo(se.getX(), se.getY()); path.closePath();
863 pixel.add(new Instr(Form.FILL, col));
864 pixel.add(new Instr(Form.PGON, path));
865 Symbols.drawSymbol(g2, pixel, 1.0, 0, 0, null, null);
866 }
867}
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