forked from phaserjs/phaser
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathInput.js
More file actions
1042 lines (844 loc) · 30.4 KB
/
Copy pathInput.js
File metadata and controls
1042 lines (844 loc) · 30.4 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2014 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* Phaser.Input is the Input Manager for all types of Input across Phaser, including mouse, keyboard, touch and MSPointer.
* The Input manager is updated automatically by the core game loop.
*
* @class Phaser.Input
* @constructor
* @param {Phaser.Game} game - Current game instance.
*/
Phaser.Input = function (game) {
/**
* @property {Phaser.Game} game - A reference to the currently running game.
*/
this.game = game;
/**
* @property {HTMLCanvasElement} hitCanvas - The canvas to which single pixels are drawn in order to perform pixel-perfect hit detection.
* @default
*/
this.hitCanvas = null;
/**
* @property {CanvasRenderingContext2D} hitContext - The context of the pixel perfect hit canvas.
* @default
*/
this.hitContext = null;
/**
* @property {array} moveCallbacks - An array of callbacks that will be fired every time the activePointer receives a move event from the DOM.
*/
this.moveCallbacks = [];
/**
* @property {function} moveCallback - An optional callback that will be fired every time the activePointer receives a move event from the DOM. Set to null to disable.
*/
this.moveCallback = null;
/**
* @property {object} moveCallbackContext - The context in which the moveCallback will be sent. Defaults to Phaser.Input but can be set to any valid JS object.
*/
this.moveCallbackContext = this;
/**
* @property {number} pollRate - How often should the input pointers be checked for updates? A value of 0 means every single frame (60fps); a value of 1 means every other frame (30fps) and so on.
* @default
*/
this.pollRate = 0;
/**
* When enabled, input (eg. Keyboard, Mouse, Touch) will be processed - as long as the individual sources are enabled themselves.
*
* When not enabled, _all_ input sources are ignored. To disable just one type of input; for example, the Mouse, use `input.mouse.enabled = false`.
* @property {boolean} enabled
* @default
*/
this.enabled = true;
/**
* @property {number} multiInputOverride - Controls the expected behaviour when using a mouse and touch together on a multi-input device.
* @default
*/
this.multiInputOverride = Phaser.Input.MOUSE_TOUCH_COMBINE;
/**
* @property {Phaser.Point} position - A point object representing the current position of the Pointer.
* @default
*/
this.position = null;
/**
* @property {Phaser.Point} speed - A point object representing the speed of the Pointer. Only really useful in single Pointer games; otherwise see the Pointer objects directly.
*/
this.speed = null;
/**
* A Circle object centered on the x/y screen coordinates of the Input.
* Default size of 44px (Apples recommended "finger tip" size) but can be changed to anything.
* @property {Phaser.Circle} circle
*/
this.circle = null;
/**
* @property {Phaser.Point} scale - The scale by which all input coordinates are multiplied; calculated by the ScaleManager. In an un-scaled game the values will be x = 1 and y = 1.
*/
this.scale = null;
/**
* @property {integer} maxPointers - The maximum number of Pointers allowed to be active at any one time. A value of -1 is only limited by the total number of pointers. For lots of games it's useful to set this to 1.
* @default -1 (Limited by total pointers.)
*/
this.maxPointers = -1;
/**
* @property {number} currentPointers - The current number of active Pointers.
* @deprecated This is only updated when `maxPointers >= 0` and will generally be innacurate. Use `totalActivePointers` instead.
*/
this.currentPointers = 0;
/**
* @property {number} tapRate - The number of milliseconds that the Pointer has to be pressed down and then released to be considered a tap or click.
* @default
*/
this.tapRate = 200;
/**
* @property {number} doubleTapRate - The number of milliseconds between taps of the same Pointer for it to be considered a double tap / click.
* @default
*/
this.doubleTapRate = 300;
/**
* @property {number} holdRate - The number of milliseconds that the Pointer has to be pressed down for it to fire a onHold event.
* @default
*/
this.holdRate = 2000;
/**
* @property {number} justPressedRate - The number of milliseconds below which the Pointer is considered justPressed.
* @default
*/
this.justPressedRate = 200;
/**
* @property {number} justReleasedRate - The number of milliseconds below which the Pointer is considered justReleased .
* @default
*/
this.justReleasedRate = 200;
/**
* Sets if the Pointer objects should record a history of x/y coordinates they have passed through.
* The history is cleared each time the Pointer is pressed down.
* The history is updated at the rate specified in Input.pollRate
* @property {boolean} recordPointerHistory
* @default
*/
this.recordPointerHistory = false;
/**
* @property {number} recordRate - The rate in milliseconds at which the Pointer objects should update their tracking history.
* @default
*/
this.recordRate = 100;
/**
* The total number of entries that can be recorded into the Pointer objects tracking history.
* If the Pointer is tracking one event every 100ms; then a trackLimit of 100 would store the last 10 seconds worth of history.
* @property {number} recordLimit
* @default
*/
this.recordLimit = 100;
/**
* @property {Phaser.Pointer} pointer1 - A Pointer object.
*/
this.pointer1 = null;
/**
* @property {Phaser.Pointer} pointer2 - A Pointer object.
*/
this.pointer2 = null;
/**
* @property {Phaser.Pointer} pointer3 - A Pointer object.
*/
this.pointer3 = null;
/**
* @property {Phaser.Pointer} pointer4 - A Pointer object.
*/
this.pointer4 = null;
/**
* @property {Phaser.Pointer} pointer5 - A Pointer object.
*/
this.pointer5 = null;
/**
* @property {Phaser.Pointer} pointer6 - A Pointer object.
*/
this.pointer6 = null;
/**
* @property {Phaser.Pointer} pointer7 - A Pointer object.
*/
this.pointer7 = null;
/**
* @property {Phaser.Pointer} pointer8 - A Pointer object.
*/
this.pointer8 = null;
/**
* @property {Phaser.Pointer} pointer9 - A Pointer object.
*/
this.pointer9 = null;
/**
* @property {Phaser.Pointer} pointer10 - A Pointer object.
*/
this.pointer10 = null;
/**
* An array of non-mouse pointers that have been added to the game.
* The properties `pointer1..N` are aliases for `pointers[0..N-1]`.
* @property {Phaser.Pointer[]} pointers
* @public
* @readonly
*/
this.pointers = [];
/**
* The most recently active Pointer object.
* When you've limited max pointers to 1 this will accurately be either the first finger touched or mouse.
* @property {Phaser.Pointer} activePointer
*/
this.activePointer = null;
/**
* @property {Pointer} mousePointer - The mouse has its own unique Phaser.Pointer object which you can use if making a desktop specific game.
*/
this.mousePointer = null;
/**
* @property {Phaser.Mouse} mouse - The Mouse Input manager.
*/
this.mouse = null;
/**
* @property {Phaser.Keyboard} keyboard - The Keyboard Input manager.
*/
this.keyboard = null;
/**
* @property {Phaser.Touch} touch - the Touch Input manager.
*/
this.touch = null;
/**
* @property {Phaser.MSPointer} mspointer - The MSPointer Input manager.
*/
this.mspointer = null;
/**
* @property {Phaser.Gamepad} gamepad - The Gamepad Input manager.
*/
this.gamepad = null;
/**
* @property {boolean} resetLocked - If the Input Manager has been reset locked then all calls made to InputManager.reset, such as from a State change, are ignored.
* @default
*/
this.resetLocked = false;
/**
* @property {Phaser.Signal} onDown - A Signal that is dispatched each time a pointer is pressed down.
*/
this.onDown = null;
/**
* @property {Phaser.Signal} onUp - A Signal that is dispatched each time a pointer is released.
*/
this.onUp = null;
/**
* @property {Phaser.Signal} onTap - A Signal that is dispatched each time a pointer is tapped.
*/
this.onTap = null;
/**
* @property {Phaser.Signal} onHold - A Signal that is dispatched each time a pointer is held down.
*/
this.onHold = null;
/**
* @property {number} minPriorityID - You can tell all Pointers to ignore any object with a priorityID lower than the minPriorityID. Useful when stacking UI layers. Set to zero to disable.
* @default
*/
this.minPriorityID = 0;
/**
* A list of interactive objects. The InputHandler components add and remove themselves from this list.
* @property {Phaser.ArraySet} interactiveItems
*/
this.interactiveItems = new Phaser.ArraySet();
/**
* @property {Phaser.Point} _localPoint - Internal cache var.
* @private
*/
this._localPoint = new Phaser.Point();
/**
* @property {number} _pollCounter - Internal var holding the current poll counter.
* @private
*/
this._pollCounter = 0;
/**
* @property {Phaser.Point} _oldPosition - A point object representing the previous position of the Pointer.
* @private
*/
this._oldPosition = null;
/**
* @property {number} _x - x coordinate of the most recent Pointer event
* @private
*/
this._x = 0;
/**
* @property {number} _y - Y coordinate of the most recent Pointer event
* @private
*/
this._y = 0;
};
/**
* @constant
* @type {number}
*/
Phaser.Input.MOUSE_OVERRIDES_TOUCH = 0;
/**
* @constant
* @type {number}
*/
Phaser.Input.TOUCH_OVERRIDES_MOUSE = 1;
/**
* @constant
* @type {number}
*/
Phaser.Input.MOUSE_TOUCH_COMBINE = 2;
/**
* The maximum number of pointers that can be added. This excludes the mouse pointer.
* @constant
* @type {integer}
*/
Phaser.Input.MAX_POINTERS = 10;
Phaser.Input.prototype = {
/**
* Starts the Input Manager running.
*
* @method Phaser.Input#boot
* @protected
*/
boot: function () {
this.mousePointer = new Phaser.Pointer(this.game, 0);
this.addPointer();
this.addPointer();
this.mouse = new Phaser.Mouse(this.game);
this.keyboard = new Phaser.Keyboard(this.game);
this.touch = new Phaser.Touch(this.game);
this.mspointer = new Phaser.MSPointer(this.game);
this.gamepad = new Phaser.Gamepad(this.game);
this.onDown = new Phaser.Signal();
this.onUp = new Phaser.Signal();
this.onTap = new Phaser.Signal();
this.onHold = new Phaser.Signal();
this.scale = new Phaser.Point(1, 1);
this.speed = new Phaser.Point();
this.position = new Phaser.Point();
this._oldPosition = new Phaser.Point();
this.circle = new Phaser.Circle(0, 0, 44);
this.activePointer = this.mousePointer;
this.currentPointers = 0;
this.hitCanvas = document.createElement('canvas');
this.hitCanvas.width = 1;
this.hitCanvas.height = 1;
this.hitContext = this.hitCanvas.getContext('2d');
this.mouse.start();
this.keyboard.start();
this.touch.start();
this.mspointer.start();
this.mousePointer.active = true;
var _this = this;
this._onClickTrampoline = function (event) {
_this.onClickTrampoline(event);
};
this.game.canvas.addEventListener('click', this._onClickTrampoline, false);
},
/**
* Stops all of the Input Managers from running.
*
* @method Phaser.Input#destroy
*/
destroy: function () {
this.mouse.stop();
this.keyboard.stop();
this.touch.stop();
this.mspointer.stop();
this.gamepad.stop();
this.moveCallbacks = [];
this.game.canvas.removeEventListener('click', this._onClickTrampoline);
},
/**
* Adds a callback that is fired every time the activePointer receives a DOM move event such as a mousemove or touchmove.
*
* The callback will be sent 4 parameters: The Pointer that moved, the x position of the pointer, the y position and the down state.
* It will be called every time the activePointer moves, which in a multi-touch game can be a lot of times, so this is best
* to only use if you've limited input to a single pointer (i.e. mouse or touch).
* The callback is added to the Phaser.Input.moveCallbacks array and should be removed with Phaser.Input.deleteMoveCallback.
*
* @method Phaser.Input#addMoveCallback
* @param {function} callback - The callback that will be called each time the activePointer receives a DOM move event.
* @param {object} context - The context in which the callback will be called.
* @return {number} The index of the callback entry. Use this index when calling Input.deleteMoveCallback.
*/
addMoveCallback: function (callback, context) {
return this.moveCallbacks.push({ callback: callback, context: context }) - 1;
},
/**
* Removes the callback at the defined index from the Phaser.Input.moveCallbacks array
*
* @method Phaser.Input#deleteMoveCallback
* @param {number} index - The index of the callback to remove.
*/
deleteMoveCallback: function (index) {
if (this.moveCallbacks[index])
{
this.moveCallbacks.splice(index, 1);
}
},
/**
* Add a new Pointer object to the Input Manager.
* By default Input creates 3 pointer objects: `mousePointer` (not include in part of general pointer pool), `pointer1` and `pointer2`.
* This method adds an additional pointer, up to a maximum of Phaser.Input.MAX_POINTERS (default of 10).
*
* @method Phaser.Input#addPointer
* @return {Phaser.Pointer|null} The new Pointer object that was created; null if a new pointer could not be added.
*/
addPointer: function () {
if (this.pointers.length >= Phaser.Input.MAX_POINTERS)
{
console.warn("Phaser.Input.addPointer: only " + Phaser.Input.MAX_POINTERS + " pointer allowed");
return null;
}
var id = this.pointers.length + 1;
var pointer = new Phaser.Pointer(this.game, id);
this.pointers.push(pointer);
this['pointer' + id] = pointer;
return pointer;
},
/**
* Updates the Input Manager. Called by the core Game loop.
*
* @method Phaser.Input#update
* @protected
*/
update: function () {
this.keyboard.update();
if (this.pollRate > 0 && this._pollCounter < this.pollRate)
{
this._pollCounter++;
return;
}
this.speed.x = this.position.x - this._oldPosition.x;
this.speed.y = this.position.y - this._oldPosition.y;
this._oldPosition.copyFrom(this.position);
this.mousePointer.update();
if (this.gamepad.active) { this.gamepad.update(); }
for (var i = 0; i < this.pointers.length; i++)
{
this.pointers[i].update();
}
this._pollCounter = 0;
},
/**
* Reset all of the Pointers and Input states.
*
* The optional `hard` parameter will reset any events or callbacks that may be bound.
* Input.reset is called automatically during a State change or if a game loses focus / visibility.
* To control control the reset manually set {@link Phaser.InputManager.resetLocked} to `true`.
*
* @method Phaser.Input#reset
* @public
* @param {boolean} [hard=false] - A soft reset won't reset any events or callbacks that are bound. A hard reset will.
*/
reset: function (hard) {
if (!this.game.isBooted || this.resetLocked)
{
return;
}
if (typeof hard === 'undefined') { hard = false; }
this.keyboard.reset(hard);
this.mousePointer.reset();
this.gamepad.reset();
for (var i = 0; i < this.pointers.length; i++)
{
this.pointers[i].reset();
}
this.currentPointers = 0;
if (this.game.canvas.style.cursor !== 'none')
{
this.game.canvas.style.cursor = 'inherit';
}
if (hard)
{
this.onDown.dispose();
this.onUp.dispose();
this.onTap.dispose();
this.onHold.dispose();
this.onDown = new Phaser.Signal();
this.onUp = new Phaser.Signal();
this.onTap = new Phaser.Signal();
this.onHold = new Phaser.Signal();
this.moveCallbacks = [];
}
this._pollCounter = 0;
},
/**
* Resets the speed and old position properties.
*
* @method Phaser.Input#resetSpeed
* @param {number} x - Sets the oldPosition.x value.
* @param {number} y - Sets the oldPosition.y value.
*/
resetSpeed: function (x, y) {
this._oldPosition.setTo(x, y);
this.speed.setTo(0, 0);
},
/**
* Find the first free Pointer object and start it, passing in the event data.
* This is called automatically by Phaser.Touch and Phaser.MSPointer.
*
* @method Phaser.Input#startPointer
* @protected
* @param {any} event - The event data from the Touch event.
* @return {Phaser.Pointer} The Pointer object that was started or null if no Pointer object is available.
*/
startPointer: function (event) {
if (this.maxPointers >= 0 && this.countActivePointers(this.maxPointers) >= this.maxPointers)
{
return null;
}
if (!this.pointer1.active)
{
return this.pointer1.start(event);
}
if (!this.pointer2.active)
{
return this.pointer2.start(event);
}
for (var i = 2; i < this.pointers.length; i++)
{
var pointer = this.pointers[i];
if (!pointer.active)
{
return pointer.start(event);
}
}
return null;
},
/**
* Updates the matching Pointer object, passing in the event data.
* This is called automatically and should not normally need to be invoked.
*
* @method Phaser.Input#updatePointer
* @protected
* @param {any} event - The event data from the Touch event.
* @return {Phaser.Pointer} The Pointer object that was updated; null if no pointer was updated.
*/
updatePointer: function (event) {
if (this.pointer1.active && this.pointer1.identifier === event.identifier)
{
return this.pointer1.move(event);
}
if (this.pointer2.active && this.pointer2.identifier === event.identifier)
{
return this.pointer2.move(event);
}
for (var i = 2; i < this.pointers.length; i++)
{
var pointer = this.pointers[i];
if (pointer.active && pointer.identifier === event.identifier)
{
return pointer.move(event);
}
}
return null;
},
/**
* Stops the matching Pointer object, passing in the event data.
*
* @method Phaser.Input#stopPointer
* @protected
* @param {any} event - The event data from the Touch event.
* @return {Phaser.Pointer} The Pointer object that was stopped or null if no Pointer object is available.
*/
stopPointer: function (event) {
if (this.pointer1.active && this.pointer1.identifier === event.identifier)
{
return this.pointer1.stop(event);
}
if (this.pointer2.active && this.pointer2.identifier === event.identifier)
{
return this.pointer2.stop(event);
}
for (var i = 2; i < this.pointers.length; i++)
{
var pointer = this.pointers[i];
if (pointer.active && pointer.identifier === event.identifier)
{
return pointer.stop(event);
}
}
return null;
},
/**
* Returns the total number of active pointers, not exceeding the specified limit
*
* @name Phaser.Input#countActivePointers
* @private
* @property {integer} [limit=(max pointers)] - Stop counting after this.
* @return {integer} The number of active pointers, or limit - whichever is less.
*/
countActivePointers: function (limit) {
if (typeof limit === 'undefined') { limit = this.pointers.length; }
var count = limit;
for (var i = 0; i < this.pointers.length && count > 0; i++)
{
var pointer = this.pointers[i];
if (pointer.active)
{
count--;
}
}
// For backwards compatibility with side-effect in totalActivePointers.
this.currentPointers = (limit - count);
return (limit - count);
},
/**
* Get the first Pointer with the given active state.
*
* @method Phaser.Input#getPointer
* @param {boolean} [isActive=false] - The state the Pointer should be in - active or innactive?
* @return {Phaser.Pointer} A Pointer object or null if no Pointer object matches the requested state.
*/
getPointer: function (isActive) {
if (typeof isActive === 'undefined') { isActive = false; }
for (var i = 0; i < this.pointers.length; i++)
{
var pointer = this.pointers[i];
if (pointer.active === isActive)
{
return pointer;
}
}
return null;
},
/**
* Get the Pointer object whos `identifier` property matches the given identifier value.
*
* The identifier property is not set until the Pointer has been used at least once, as its populated by the DOM event.
* Also it can change every time you press the pointer down, and is not fixed once set.
* Note: Not all browsers set the identifier property and it's not part of the W3C spec, so you may need getPointerFromId instead.
*
* @method Phaser.Input#getPointerFromIdentifier
* @param {number} identifier - The Pointer.identifier value to search for.
* @return {Phaser.Pointer} A Pointer object or null if no Pointer object matches the requested identifier.
*/
getPointerFromIdentifier: function (identifier) {
for (var i = 0; i < this.pointers.length; i++)
{
var pointer = this.pointers[i];
if (pointer.identifier === identifier)
{
return pointer;
}
}
return null;
},
/**
* Get the Pointer object whos `pointerId` property matches the given value.
*
* The pointerId property is not set until the Pointer has been used at least once, as its populated by the DOM event.
* Also it can change every time you press the pointer down if the browser recycles it.
*
* @method Phaser.Input#getPointerFromId
* @param {number} pointerId - The `pointerId` (not 'id') value to search for.
* @return {Phaser.Pointer} A Pointer object or null if no Pointer object matches the requested identifier.
*/
getPointerFromId: function (pointerId) {
for (var i = 0; i < this.pointers.length; i++)
{
var pointer = this.pointers[i];
if (pointer.pointerId === pointerId)
{
return pointer;
}
}
return null;
},
/**
* This will return the local coordinates of the specified displayObject based on the given Pointer.
*
* @method Phaser.Input#getLocalPosition
* @param {Phaser.Sprite|Phaser.Image} displayObject - The DisplayObject to get the local coordinates for.
* @param {Phaser.Pointer} pointer - The Pointer to use in the check against the displayObject.
* @return {Phaser.Point} A point containing the coordinates of the Pointer position relative to the DisplayObject.
*/
getLocalPosition: function (displayObject, pointer, output) {
if (typeof output === 'undefined') { output = new Phaser.Point(); }
var wt = displayObject.worldTransform;
var id = 1 / (wt.a * wt.d + wt.c * -wt.b);
return output.setTo(
wt.d * id * pointer.x + -wt.c * id * pointer.y + (wt.ty * wt.c - wt.tx * wt.d) * id,
wt.a * id * pointer.y + -wt.b * id * pointer.x + (-wt.ty * wt.a + wt.tx * wt.b) * id
);
},
/**
* Tests if the pointer hits the given object.
*
* @method Phaser.Input#hitTest
* @param {DisplayObject} displayObject - The displayObject to test for a hit.
* @param {Phaser.Pointer} pointer - The pointer to use for the test.
* @param {Phaser.Point} localPoint - The local translated point.
*/
hitTest: function (displayObject, pointer, localPoint) {
if (!displayObject.worldVisible)
{
return false;
}
this.getLocalPosition(displayObject, pointer, this._localPoint);
localPoint.copyFrom(this._localPoint);
if (displayObject.hitArea && displayObject.hitArea.contains)
{
return (displayObject.hitArea.contains(this._localPoint.x, this._localPoint.y));
}
else if (displayObject instanceof PIXI.Sprite)
{
var width = displayObject.texture.frame.width;
var height = displayObject.texture.frame.height;
var x1 = -width * displayObject.anchor.x;
if (this._localPoint.x >= x1 && this._localPoint.x < x1 + width)
{
var y1 = -height * displayObject.anchor.y;
if (this._localPoint.y >= y1 && this._localPoint.y < y1 + height)
{
return true;
}
}
}
else if (displayObject instanceof Phaser.TileSprite)
{
var width = displayObject.width;
var height = displayObject.height;
var x1 = -width * displayObject.anchor.x;
if (this._localPoint.x >= x1 && this._localPoint.x < x1 + width)
{
var y1 = -height * displayObject.anchor.y;
if (this._localPoint.y >= y1 && this._localPoint.y < y1 + height)
{
return true;
}
}
}
else if (displayObject instanceof Phaser.Graphics)
{
for (var i = 0; i < displayObject.graphicsData.length; i++)
{
var data = displayObject.graphicsData[i];
if (!data.fill)
{
continue;
}
// Only deal with fills..
if (data.shape && data.shape.contains(this._localPoint.x, this._localPoint.y))
{
return true;
}
}
}
// Didn't hit the parent, does it have any children?
for (var i = 0, len = displayObject.children.length; i < len; i++)
{
if (this.hitTest(displayObject.children[i], pointer, localPoint))
{
return true;
}
}
return false;
},
/**
* Used for click trampolines. See {@link Phaser.Pointer.addClickTrampoline}.
*
* @method Phaser.Input#onClickTrampoline
* @private
*/
onClickTrampoline: function () {
// It might not always be the active pointer, but this does work on
// Desktop browsers (read: IE) with Mouse or MSPointer input.
this.activePointer.processClickTrampolines();
}
};
Phaser.Input.prototype.constructor = Phaser.Input;
/**
* The X coordinate of the most recently active pointer.
* This value takes game scaling into account automatically. See Pointer.screenX/clientX for source values.
* @name Phaser.Input#x
* @property {number} x
*/
Object.defineProperty(Phaser.Input.prototype, "x", {
get: function () {
return this._x;
},
set: function (value) {
this._x = Math.floor(value);
}
});
/**
* The Y coordinate of the most recently active pointer.
* This value takes game scaling into account automatically. See Pointer.screenY/clientY for source values.
* @name Phaser.Input#y
* @property {number} y
*/
Object.defineProperty(Phaser.Input.prototype, "y", {
get: function () {
return this._y;
},
set: function (value) {
this._y = Math.floor(value);
}
});
/**
* True if the Input is currently poll rate locked.
* @name Phaser.Input#pollLocked
* @property {boolean} pollLocked
* @readonly
*/
Object.defineProperty(Phaser.Input.prototype, "pollLocked", {
get: function () {
return (this.pollRate > 0 && this._pollCounter < this.pollRate);
}
});
/**
* The total number of inactive Pointers.
* @name Phaser.Input#totalInactivePointers
* @property {number} totalInactivePointers
* @readonly
*/
Object.defineProperty(Phaser.Input.prototype, "totalInactivePointers", {
get: function () {
return this.pointers.length - this.countActivePointers();
}
});
/**
* The total number of active Pointers, not counting the mouse pointer.
* @name Phaser.Input#totalActivePointers
* @property {integers} totalActivePointers
* @readonly
*/
Object.defineProperty(Phaser.Input.prototype, "totalActivePointers", {
get: function () {
return this.countActivePointers();
}
});
/**
* The world X coordinate of the most recently active pointer.
* @name Phaser.Input#worldX
* @property {number} worldX - The world X coordinate of the most recently active pointer.