| // Copyright 2014 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import 'package:flutter_test/flutter_test.dart'; |
| import 'package:flutter/gestures.dart'; |
| |
| import 'gesture_tester.dart'; |
| |
| class TestDrag extends Drag { |
| } |
| |
| void main() { |
| setUp(ensureGestureBinding); |
| |
| testGesture('Should recognize pan', (GestureTester tester) { |
| final MultiTapGestureRecognizer tap = MultiTapGestureRecognizer(longTapDelay: kLongPressTimeout); |
| |
| final List<String> log = <String>[]; |
| |
| tap.onTapDown = (int pointer, TapDownDetails details) { log.add('tap-down $pointer'); }; |
| tap.onTapUp = (int pointer, TapUpDetails details) { log.add('tap-up $pointer'); }; |
| tap.onTap = (int pointer) { log.add('tap $pointer'); }; |
| tap.onLongTapDown = (int pointer, TapDownDetails details) { log.add('long-tap-down $pointer'); }; |
| tap.onTapCancel = (int pointer) { log.add('tap-cancel $pointer'); }; |
| |
| |
| final TestPointer pointer5 = TestPointer(5); |
| final PointerDownEvent down5 = pointer5.down(const Offset(10.0, 10.0)); |
| tap.addPointer(down5); |
| tester.closeArena(5); |
| expect(log, <String>['tap-down 5']); |
| log.clear(); |
| tester.route(down5); |
| expect(log, isEmpty); |
| |
| final TestPointer pointer6 = TestPointer(6); |
| final PointerDownEvent down6 = pointer6.down(const Offset(15.0, 15.0)); |
| tap.addPointer(down6); |
| tester.closeArena(6); |
| expect(log, <String>['tap-down 6']); |
| log.clear(); |
| tester.route(down6); |
| expect(log, isEmpty); |
| |
| tester.route(pointer5.move(const Offset(11.0, 12.0))); |
| expect(log, isEmpty); |
| |
| tester.route(pointer6.move(const Offset(14.0, 13.0))); |
| expect(log, isEmpty); |
| |
| tester.route(pointer5.up()); |
| expect(log, <String>[ |
| 'tap-up 5', |
| 'tap 5', |
| ]); |
| log.clear(); |
| |
| tester.async.elapse(kLongPressTimeout + kPressTimeout); |
| expect(log, <String>['long-tap-down 6']); |
| log.clear(); |
| |
| tester.route(pointer6.move(const Offset(40.0, 30.0))); // move more than kTouchSlop from 15.0,15.0 |
| expect(log, <String>['tap-cancel 6']); |
| log.clear(); |
| |
| tester.route(pointer6.up()); |
| expect(log, isEmpty); |
| |
| tap.dispose(); |
| }); |
| |
| testGesture('Can filter based on device kind', (GestureTester tester) { |
| final MultiTapGestureRecognizer tap = |
| MultiTapGestureRecognizer( |
| longTapDelay: kLongPressTimeout, |
| kind: PointerDeviceKind.touch, |
| ); |
| |
| final List<String> log = <String>[]; |
| |
| tap.onTapDown = (int pointer, TapDownDetails details) { log.add('tap-down $pointer'); }; |
| tap.onTapUp = (int pointer, TapUpDetails details) { log.add('tap-up $pointer'); }; |
| tap.onTap = (int pointer) { log.add('tap $pointer'); }; |
| tap.onLongTapDown = (int pointer, TapDownDetails details) { log.add('long-tap-down $pointer'); }; |
| tap.onTapCancel = (int pointer) { log.add('tap-cancel $pointer'); }; |
| |
| |
| final TestPointer touchPointer5 = TestPointer(5, PointerDeviceKind.touch); |
| final PointerDownEvent down5 = touchPointer5.down(const Offset(10.0, 10.0)); |
| tap.addPointer(down5); |
| tester.closeArena(5); |
| expect(log, <String>['tap-down 5']); |
| log.clear(); |
| tester.route(down5); |
| expect(log, isEmpty); |
| |
| final TestPointer mousePointer6 = TestPointer(6, PointerDeviceKind.mouse); |
| final PointerDownEvent down6 = mousePointer6.down(const Offset(20.0, 20.0)); |
| tap.addPointer(down6); |
| tester.closeArena(6); |
| // Mouse down should be ignored by the recognizer. |
| expect(log, isEmpty); |
| |
| final TestPointer touchPointer7 = TestPointer(7, PointerDeviceKind.touch); |
| final PointerDownEvent down7 = touchPointer7.down(const Offset(15.0, 15.0)); |
| tap.addPointer(down7); |
| tester.closeArena(7); |
| expect(log, <String>['tap-down 7']); |
| log.clear(); |
| tester.route(down7); |
| expect(log, isEmpty); |
| |
| tester.route(touchPointer5.move(const Offset(11.0, 12.0))); |
| expect(log, isEmpty); |
| |
| // Move within the [kTouchSlop] range. |
| tester.route(mousePointer6.move(const Offset(21.0, 18.0))); |
| // Move beyond the slop range. |
| tester.route(mousePointer6.move(const Offset(50.0, 40.0))); |
| // Neither triggers any event because they originate from a mouse. |
| expect(log, isEmpty); |
| |
| tester.route(touchPointer7.move(const Offset(14.0, 13.0))); |
| expect(log, isEmpty); |
| |
| tester.route(touchPointer5.up()); |
| expect(log, <String>[ |
| 'tap-up 5', |
| 'tap 5', |
| ]); |
| log.clear(); |
| |
| // Mouse up should be ignored. |
| tester.route(mousePointer6.up()); |
| expect(log, isEmpty); |
| |
| tester.async.elapse(kLongPressTimeout + kPressTimeout); |
| // Only the touch pointer (7) triggers a long-tap, not the mouse pointer (6). |
| expect(log, <String>['long-tap-down 7']); |
| log.clear(); |
| |
| tester.route(touchPointer7.move(const Offset(40.0, 30.0))); // move more than kTouchSlop from 15.0,15.0 |
| expect(log, <String>['tap-cancel 7']); |
| log.clear(); |
| |
| tap.dispose(); |
| }); |
| } |