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1 | package de.cwde.freeshisen; | |
2 | ||
3 | import java.lang.ref.WeakReference; | |
4 | import java.util.List; | |
5 | import java.util.Locale; | |
6 | import java.util.Timer; | |
7 | import java.util.TimerTask; | |
8 | ||
9 | import android.app.Activity; | |
10 | import android.app.AlertDialog; | |
11 | import android.content.Context; | |
12 | import android.content.SharedPreferences; | |
13 | import android.graphics.Bitmap; | |
14 | import android.graphics.BitmapFactory; | |
15 | import android.graphics.Canvas; | |
16 | import android.graphics.Color; | |
17 | import android.graphics.Paint; | |
18 | import android.graphics.Paint.Align; | |
19 | import android.graphics.Paint.Cap; | |
20 | import android.graphics.Paint.Join; | |
21 | import android.graphics.Paint.Style; | |
22 | import android.graphics.Rect; | |
23 | import android.graphics.Typeface; | |
24 | import android.os.Handler; | |
25 | import android.os.Message; | |
26 | import android.preference.PreferenceManager; | |
27 | import android.view.MenuItem; | |
28 | import android.view.MotionEvent; | |
29 | import android.view.SurfaceHolder; | |
30 | import android.view.SurfaceView; | |
31 | ||
32 | class ShisenShoView extends SurfaceView implements SurfaceHolder.Callback { | |
33 | ||
34 | private static final String INVALID_TIME = "9:99:99"; | |
35 | private static final String COLOR_TEXT = "#FFFFFF"; | |
36 | private static final String COLOR_TEXT_SHADOW = "#000000"; | |
37 | private static final String COLOR_HINT = "#F0C000"; | |
38 | private static final String COLOR_SELECTED = "#FF0000"; | |
39 | ||
40 | private enum StatePlay { UNINITIALIZED, IDLE, SELECTED1, SELECTED2, GAMEOVER }; | |
41 | private enum StatePaint { BOARD, SELECTED1, SELECTED2, MATCHED, WIN, LOSE, HINT, TIME }; | |
42 | ||
43 | private int screenWidth; | |
44 | private int screenHeight; | |
45 | private Bitmap bg; | |
46 | private Point selection1 = new Point(0, 0); | |
47 | private Point selection2 = new Point(0, 0); | |
48 | private List<Point> path = null; | |
49 | private List<Line> pairs = null; | |
50 | private long startTime; | |
51 | private long playTime; | |
52 | private long baseTime; | |
53 | private Timer timer; | |
54 | private Tileset tileset; | |
55 | ||
56 | static class hHandler extends Handler { | |
57 | private final WeakReference<ShisenShoView> mTarget; | |
58 | ||
59 | hHandler(ShisenShoView target) { | |
60 | mTarget = new WeakReference<ShisenShoView>(target); | |
61 | } | |
62 | ||
63 | @Override | |
64 | public void handleMessage(Message msg) { | |
65 | ShisenShoView target = mTarget.get(); | |
66 | if (target != null) | |
67 | target.onUpdateTime(); | |
68 | } | |
69 | } | |
70 | ||
71 | private Handler timerHandler = new hHandler(this); | |
72 | ||
73 | private boolean timerRegistered = false; | |
74 | private ShisenSho app; | |
75 | private StatePlay cstate; | |
76 | private StatePaint pstate; | |
77 | private Canvas canvas = null; | |
78 | private SurfaceHolder surfaceHolder = null; | |
79 | private String time = INVALID_TIME; | |
80 | ||
81 | public ShisenShoView(ShisenSho shisenSho) { | |
82 | super((Context) shisenSho); | |
83 | this.app = shisenSho; | |
84 | cstate = StatePlay.UNINITIALIZED; | |
85 | surfaceHolder = getHolder(); | |
86 | surfaceHolder.addCallback(this); | |
87 | tileset = new Tileset(shisenSho); | |
88 | } | |
89 | ||
90 | public ShisenShoView(Context ctx) { | |
91 | super(ctx); | |
92 | this.app = (ShisenSho) ctx; | |
93 | cstate = StatePlay.UNINITIALIZED; | |
94 | surfaceHolder = getHolder(); | |
95 | surfaceHolder.addCallback(this); | |
96 | } | |
97 | ||
98 | private void paint(StatePaint pstate) { | |
99 | this.pstate=pstate; | |
100 | repaint(); | |
101 | } | |
102 | ||
103 | private void control(StatePlay cstate) { | |
104 | this.cstate=cstate; | |
105 | } | |
106 | ||
107 | private void loadBackground() { | |
108 | BitmapFactory.Options ops = new BitmapFactory.Options(); | |
109 | ops.inScaled = false; | |
110 | bg = BitmapFactory.decodeResource(getResources(), R.drawable.kshisen_bgnd, ops); | |
111 | bg.setDensity(Bitmap.DENSITY_NONE); | |
112 | } | |
113 | ||
114 | private void registerTimer() { | |
115 | if (timer != null) | |
116 | return; // Already registered | |
117 | timer = new Timer(); | |
118 | timer.scheduleAtFixedRate(new TimerTask() { | |
119 | public void run() { | |
120 | timerHandler.sendEmptyMessage(Activity.RESULT_OK); | |
121 | } | |
122 | }, 0, 1000); | |
123 | timerRegistered = true; | |
124 | } | |
125 | ||
126 | private void unregisterTimer() { | |
127 | if (timer == null) | |
128 | return; // Already unregistered | |
129 | timer.cancel(); | |
130 | timer = null; | |
131 | timerRegistered = false; | |
132 | } | |
133 | ||
134 | public void pauseTime() { | |
135 | updateTime(); | |
136 | baseTime = playTime; | |
137 | startTime = System.currentTimeMillis(); | |
138 | ||
139 | } | |
140 | ||
141 | public void resumeTime() { | |
142 | startTime = System.currentTimeMillis(); | |
143 | updateTime(); | |
144 | } | |
145 | ||
146 | private void updateTime() { | |
147 | if (cstate!=StatePlay.GAMEOVER) { | |
148 | playTime = (System.currentTimeMillis()-startTime)/1000+baseTime; | |
149 | } | |
150 | } | |
151 | ||
152 | public void loadTileset() { | |
153 | tileset.loadTileset(screenWidth, screenHeight); | |
154 | } | |
155 | ||
156 | private void initializeGame() { | |
157 | loadBackground(); | |
158 | screenWidth=getWidth(); | |
159 | screenHeight=getHeight(); | |
160 | loadTileset(); | |
161 | //undo.sensitive=false; | |
162 | pstate=StatePaint.BOARD; | |
163 | app.newPlay(); | |
164 | control(StatePlay.IDLE); | |
165 | startTime=System.currentTimeMillis(); | |
166 | playTime=0; | |
167 | baseTime=0; | |
168 | if (!timerRegistered) { | |
169 | registerTimer(); | |
170 | } | |
171 | pairs=app.board.getPairs(1); | |
172 | } | |
173 | ||
174 | public boolean onOptionsItemSelected(MenuItem item) { | |
175 | // Handle item selection | |
176 | switch (item.getItemId()) { | |
177 | case R.id.hint: | |
178 | this.postDelayed(new Runnable() { public void run() { onHintActivate(); } }, 100); | |
179 | return true; | |
180 | case R.id.undo: | |
181 | this.postDelayed(new Runnable() { public void run() { onUndoActivate(); } }, 100); | |
182 | return true; | |
183 | case R.id.clean: | |
184 | this.postDelayed(new Runnable() { public void run() { reset(); } }, 100); | |
185 | return true; | |
186 | case R.id.options: | |
187 | return true; | |
188 | case R.id.about: | |
189 | return true; | |
190 | default: | |
191 | return false; | |
192 | } | |
193 | } | |
194 | ||
195 | public void reset() { | |
196 | control(StatePlay.UNINITIALIZED); | |
197 | paint(StatePaint.BOARD); | |
198 | } | |
199 | ||
200 | private void onHintActivate() { | |
201 | if (cstate!=StatePlay.GAMEOVER) { | |
202 | pairs=app.board.getPairs(1); | |
203 | paint(StatePaint.HINT); | |
204 | app.sleep(10); | |
205 | paint(StatePaint.BOARD); | |
206 | control(StatePlay.IDLE); | |
207 | } | |
208 | } | |
209 | ||
210 | private void onUndoActivate() { | |
211 | if (app.board.getCanUndo()) { | |
212 | if (cstate==StatePlay.GAMEOVER && !timerRegistered) { | |
213 | // Reprogram the time update that had been | |
214 | // deactivated with the game over status | |
215 | registerTimer(); | |
216 | } | |
217 | app.board.undo(); | |
218 | paint(StatePaint.BOARD); | |
219 | //undo.sensitive=app.board.getCanUndo(); | |
220 | control(StatePlay.IDLE); | |
221 | } | |
222 | } | |
223 | ||
224 | public void onTimeCounterActivate() { | |
225 | if (cstate!=StatePlay.GAMEOVER && !timerRegistered) { | |
226 | // Reprogram the time update that had been | |
227 | // deactivated with the time_counter=false | |
228 | registerTimer(); | |
229 | } | |
230 | } | |
231 | ||
232 | private void onUpdateTime() { | |
233 | paint(pstate); | |
234 | if (cstate==StatePlay.GAMEOVER) { | |
235 | unregisterTimer(); | |
236 | } | |
237 | } | |
238 | ||
239 | @SuppressWarnings("deprecation") | |
240 | public static void drawMessage(Canvas canvas, int x, int y, | |
241 | boolean centered, String message, float textSize) { | |
242 | Paint paint = new Paint(); | |
243 | paint.setLinearText(true); | |
244 | paint.setAntiAlias(true); | |
245 | paint.setTextAlign(centered ? Align.CENTER : Align.LEFT); | |
246 | paint.setTypeface(Typeface.SANS_SERIF); | |
247 | paint.setFakeBoldText(true); | |
248 | paint.setTextSize(textSize); | |
249 | paint.setColor(Color.parseColor(COLOR_TEXT_SHADOW)); | |
250 | canvas.drawText(message, x + 1, y + 1, paint); | |
251 | paint.setColor(Color.parseColor(COLOR_TEXT)); | |
252 | canvas.drawText(message, x, y, paint); | |
253 | } | |
254 | ||
255 | public void repaint() { | |
256 | if (surfaceHolder == null) return; | |
257 | try { | |
258 | if (canvas == null) canvas = surfaceHolder.lockCanvas(null); | |
259 | if (canvas == null) return; | |
260 | if (cstate==StatePlay.UNINITIALIZED) initializeGame(); | |
261 | synchronized (surfaceHolder) { | |
262 | doDraw(canvas); | |
263 | } | |
264 | } finally { | |
265 | if (canvas != null) { | |
266 | surfaceHolder.unlockCanvasAndPost(canvas); | |
267 | canvas = null; | |
268 | } | |
269 | } | |
270 | } | |
271 | ||
272 | protected void doDraw(Canvas canvas) { | |
273 | try { | |
274 | if (canvas == null) return; | |
275 | ||
276 | // Board upper left corner on screen | |
277 | int x0=0; | |
278 | int y0=0; | |
279 | ||
280 | if (app!=null && app.board!=null) { | |
281 | x0=(screenWidth-app.board.boardSize[1]*tileset.tileWidth)/2; | |
282 | y0=(screenHeight-app.board.boardSize[0]*tileset.tileHeight)/2; | |
283 | } | |
284 | ||
285 | int selectcolor = Color.parseColor(COLOR_SELECTED); | |
286 | int hintcolor = Color.parseColor(COLOR_HINT); | |
287 | ||
288 | // Background & board painting | |
289 | switch (pstate) { | |
290 | case BOARD: | |
291 | case SELECTED1: | |
292 | case SELECTED2: | |
293 | case MATCHED: | |
294 | case WIN: | |
295 | case LOSE: | |
296 | case HINT: | |
297 | case TIME: | |
298 | // Background painting | |
299 | int bgWidth = bg.getWidth(); | |
300 | int bgHeight = bg.getHeight(); | |
301 | for (int i=0; i<screenHeight/bgHeight+1; i++) { | |
302 | for (int j=0; j<screenWidth/bgWidth+1; j++) { | |
303 | canvas.drawBitmap(bg, j*bgWidth, i*bgHeight, null); | |
304 | } | |
305 | } | |
306 | ||
307 | // Board painting | |
308 | // Max visible size: 7x17 | |
309 | if (app!=null && app.board!=null) { | |
310 | for (int i=0;i<app.board.boardSize[0];i++) { | |
311 | for (int j=0;j<app.board.boardSize[1];j++) { | |
312 | // Tiles are 56px height, 40px width each | |
313 | char piece=app.board.board[i][j]; | |
314 | if (piece!=0) { | |
315 | canvas.drawBitmap( | |
316 | tileset.tile[piece], | |
317 | x0+j*tileset.tileWidth, | |
318 | y0+i*tileset.tileHeight, | |
319 | null); | |
320 | } | |
321 | } | |
322 | } | |
323 | } | |
324 | break; | |
325 | } | |
326 | ||
327 | // rectangle for selection 1 | |
328 | switch (pstate) { | |
329 | case SELECTED1: | |
330 | case SELECTED2: | |
331 | case MATCHED: | |
332 | highlightTile(canvas, x0, y0, selection1, selectcolor); | |
333 | break; | |
334 | } | |
335 | ||
336 | // rectangle for selection 2 | |
337 | switch (pstate) { | |
338 | case SELECTED2: | |
339 | case MATCHED: | |
340 | highlightTile(canvas, x0, y0, selection2, selectcolor); | |
341 | break; | |
342 | } | |
343 | ||
344 | // Matching path | |
345 | switch (pstate) { | |
346 | case MATCHED: | |
347 | if (path!=null) { | |
348 | Point p0=null; | |
349 | for (Point p1 : path) { | |
350 | if (p0!=null) { | |
351 | drawLine(canvas, x0, y0, p0, p1, selectcolor); | |
352 | } | |
353 | p0=p1; | |
354 | } | |
355 | } | |
356 | break; | |
357 | } | |
358 | ||
359 | // hint rectangles | |
360 | switch (pstate) { | |
361 | case HINT: | |
362 | if (pairs != null && pairs.size() > 0) { | |
363 | Line pair = pairs.get(0); | |
364 | Point a = pair.a; | |
365 | Point b = pair.b; | |
366 | path = app.board.getPath(a, b); | |
367 | ||
368 | highlightTile(canvas, x0, y0, a, hintcolor); | |
369 | ||
370 | if (path != null) { | |
371 | Point p0 = null; | |
372 | for (Point p1 : path) { | |
373 | if (p0 != null) { | |
374 | drawLine(canvas, x0, y0, p0, p1, hintcolor); | |
375 | } | |
376 | p0 = p1; | |
377 | } | |
378 | path = null; | |
379 | } | |
380 | ||
381 | highlightTile(canvas, x0, y0, b, hintcolor); | |
382 | } | |
383 | break; | |
384 | } | |
385 | ||
386 | // Win & loose notifications | |
387 | switch (pstate) { | |
388 | case WIN: | |
389 | drawMessage(canvas, screenWidth / 2, screenHeight / 2, true, | |
390 | "You Win!", 100); | |
391 | break; | |
392 | case LOSE: | |
393 | drawMessage(canvas, screenWidth / 2, screenHeight / 2, true, | |
394 | "Game Over", 100); | |
395 | break; | |
396 | } | |
397 | ||
398 | switch (pstate) { | |
399 | case BOARD: | |
400 | case SELECTED1: | |
401 | case SELECTED2: | |
402 | case MATCHED: | |
403 | case WIN: | |
404 | case LOSE: | |
405 | case HINT: | |
406 | case TIME: | |
407 | updateTime(); | |
408 | int hours = (int) (playTime / (60 * 60)); | |
409 | int minutes = (int) ((playTime / 60) % 60); | |
410 | int seconds = (int) (playTime % 60); | |
411 | if (hours < 10) { | |
412 | time = String.format(Locale.US, "%01d:%02d:%02d", | |
413 | hours, minutes, seconds); | |
414 | } else { | |
415 | time = INVALID_TIME; | |
416 | } | |
417 | ||
418 | int timePosX=screenWidth-120; | |
419 | int timePosY=screenHeight-10; | |
420 | ||
421 | if (app.timeCounter) { | |
422 | drawMessage(canvas, timePosX, timePosY, false, time, 30); | |
423 | } | |
424 | break; | |
425 | } | |
426 | ||
427 | } catch (Exception e) { | |
428 | e.printStackTrace(); | |
429 | } | |
430 | ||
431 | } | |
432 | ||
433 | private void drawLine(Canvas canvas, int x0, int y0, Point p0, Point p1, int color) { | |
434 | Paint paint = new Paint(); | |
435 | paint.setFlags(Paint.ANTI_ALIAS_FLAG); | |
436 | paint.setColor(color); | |
437 | paint.setStyle(Style.STROKE); | |
438 | paint.setStrokeCap(Cap.ROUND); | |
439 | paint.setStrokeJoin(Join.ROUND); | |
440 | paint.setStrokeWidth(3); | |
441 | canvas.drawLine( | |
442 | x0 + p0.j * tileset.tileWidth - 2 + (tileset.tileWidth / 2), | |
443 | y0 + p0.i * tileset.tileHeight - 2 + (tileset.tileHeight / 2), | |
444 | x0 + p1.j * tileset.tileWidth - 2 + (tileset.tileWidth / 2), | |
445 | y0 + p1.i * tileset.tileHeight - 2 + (tileset.tileHeight / 2), paint); | |
446 | } | |
447 | ||
448 | private void highlightTile(Canvas canvas, int x0, int y0, Point p, int color) { | |
449 | Paint paint = new Paint(); | |
450 | paint.setFlags(Paint.ANTI_ALIAS_FLAG); | |
451 | paint.setColor(color); | |
452 | paint.setStyle(Style.STROKE); | |
453 | paint.setStrokeCap(Cap.ROUND); | |
454 | paint.setStrokeJoin(Join.ROUND); | |
455 | paint.setStrokeWidth(3); | |
456 | Rect r = new Rect( | |
457 | x0 + p.j * tileset.tileWidth - 2, | |
458 | y0 + p.i * tileset.tileHeight - 2, | |
459 | x0 + p.j * tileset.tileWidth + tileset.tileWidth + 2, | |
460 | y0 + p.i * tileset.tileHeight + tileset.tileHeight + 2); | |
461 | canvas.drawRect(r, paint); | |
462 | } | |
463 | ||
464 | @Override | |
465 | public boolean onTouchEvent(MotionEvent event) { | |
466 | if (event.getAction()==MotionEvent.ACTION_DOWN) { | |
467 | onClick(Math.round(event.getX()),Math.round(event.getY())); | |
468 | } | |
469 | return super.onTouchEvent(event); | |
470 | } | |
471 | ||
472 | private void onClick(int x, int y) { | |
473 | try { | |
474 | int i=(y-(screenHeight-app.board.boardSize[0]*tileset.tileHeight)/2)/tileset.tileHeight; | |
475 | int j=(x-(screenWidth-app.board.boardSize[1]*tileset.tileWidth)/2)/tileset.tileWidth; | |
476 | ||
477 | switch (cstate) { | |
478 | case IDLE: | |
479 | if (i >= 0 && i < app.board.boardSize[0] && j >= 0 | |
480 | && j < app.board.boardSize[1] | |
481 | && app.board.board[i][j] != 0) { | |
482 | selection1.set(i, j); | |
483 | paint(StatePaint.SELECTED1); | |
484 | control(StatePlay.SELECTED1); | |
485 | } | |
486 | break; | |
487 | case SELECTED1: | |
488 | if (i >= 0 && i < app.board.boardSize[0] && j >= 0 | |
489 | && j < app.board.boardSize[1] | |
490 | && app.board.board[i][j] != 0) { | |
491 | if (selection1.equals(i, j)) { | |
492 | paint(StatePaint.BOARD); | |
493 | control(StatePlay.IDLE); | |
494 | } else { | |
495 | selection2.set(i, j); | |
496 | paint(StatePaint.SELECTED2); | |
497 | ||
498 | Point a = selection1.copy(); | |
499 | Point b = selection2.copy(); | |
500 | path = app.board.getPath(a, b); | |
501 | paint(StatePaint.MATCHED); | |
502 | app.sleep(2); | |
503 | paint(StatePaint.BOARD); | |
504 | if (path.size() > 0) { | |
505 | app.board.play(a, b); | |
506 | } | |
507 | path = null; | |
508 | paint(StatePaint.BOARD); | |
509 | ||
510 | pairs = app.board.getPairs(1); | |
511 | if (pairs.size() == 0) { | |
512 | if (app.board.getNumPieces() == 0) { | |
513 | paint(StatePaint.WIN); | |
514 | checkforhiscore(); | |
515 | } else { | |
516 | paint(StatePaint.LOSE); | |
517 | } | |
518 | control(StatePlay.GAMEOVER); | |
519 | } else { | |
520 | control(StatePlay.IDLE); | |
521 | } | |
522 | //undo.sensitive=app.board.getCanUndo(); | |
523 | } | |
524 | } | |
525 | break; | |
526 | case GAMEOVER: | |
527 | reset(); | |
528 | paint(StatePaint.BOARD); | |
529 | break; | |
530 | } | |
531 | } catch (Exception e) { | |
532 | e.printStackTrace(); | |
533 | } | |
534 | } | |
535 | ||
536 | private void checkforhiscore() { | |
537 | if (timerRegistered) { | |
538 | unregisterTimer(); | |
539 | } | |
540 | final String[] sizes = { "S", "M", "L" }; | |
541 | final String[] diffs = { "E", "H" }; | |
542 | String prefname1 = "hiscore_" + diffs[app.difficulty-1] + sizes[app.size-1] + "1"; | |
543 | String prefname2 = "hiscore_" + diffs[app.difficulty-1] + sizes[app.size-1] + "2"; | |
544 | // get hiscores for current size/difficulty | |
545 | SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(app); | |
546 | String besttime1 = sp.getString(prefname1, INVALID_TIME); | |
547 | String besttime2 = sp.getString(prefname2, INVALID_TIME); | |
548 | // did we win something? | |
549 | if (time.compareTo(besttime2) < 0) { | |
550 | // score! | |
551 | new AlertDialog.Builder(app.activity) | |
552 | .setTitle("Hiscore!") | |
553 | .setCancelable(true) | |
554 | .setIcon(R.drawable.icon) | |
555 | .setPositiveButton(app.getString(android.R.string.ok), null) | |
556 | .setMessage("You've made the highscore list!").create() // FIXME: hardcoded string | |
557 | .show(); | |
558 | ||
559 | SharedPreferences.Editor editor = sp.edit(); | |
560 | if (time.compareTo(besttime1) < 0) { | |
561 | editor.putString(prefname1, time); | |
562 | editor.putString(prefname2, besttime1); | |
563 | } else { | |
564 | editor.putString(prefname2, time); | |
565 | } | |
566 | editor.commit(); | |
567 | } | |
568 | } | |
569 | ||
570 | public void surfaceChanged(SurfaceHolder holder, int format, int width, | |
571 | int height) { | |
572 | surfaceHolder = holder; | |
573 | if (cstate!=StatePlay.GAMEOVER && !timerRegistered) { | |
574 | registerTimer(); | |
575 | } | |
576 | repaint(); | |
577 | } | |
578 | ||
579 | public void surfaceCreated(SurfaceHolder holder) { | |
580 | surfaceHolder = holder; | |
581 | repaint(); | |
582 | } | |
583 | ||
584 | public void surfaceDestroyed(SurfaceHolder holder) { | |
585 | surfaceHolder = null; | |
586 | if (timerRegistered) { | |
587 | unregisterTimer(); | |
588 | } | |
589 | } | |
590 | } |