bef55951a5
If there are no other gestures in the arena, we should kick off the scroll gesture right away. This change pulled a refactoring of how we dispatch events to Widgets. Now we dispatch events to Widgets interleaved with their associated RenderObjects. (Previously we dispatched to all of the RenderObjects first.)
79 lines
2.1 KiB
Dart
79 lines
2.1 KiB
Dart
import 'dart:sky' as sky;
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import 'package:sky/base/pointer_router.dart';
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import 'package:sky/gestures/arena.dart';
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import 'package:sky/gestures/scroll.dart';
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import 'package:sky/gestures/tap.dart';
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import 'package:test/test.dart';
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import '../engine/mock_events.dart';
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void main() {
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test('Should recognize pan', () {
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PointerRouter router = new PointerRouter();
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PanGestureRecognizer pan = new PanGestureRecognizer(router: router);
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TapGestureRecognizer tap = new TapGestureRecognizer(router: router);
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bool didStartPan = false;
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pan.onStart = () {
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didStartPan = true;
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};
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sky.Offset updatedScrollDelta;
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pan.onUpdate = (sky.Offset offset) {
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updatedScrollDelta = offset;
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};
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bool didEndPan = false;
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pan.onEnd = () {
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didEndPan = true;
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};
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bool didTap = false;
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tap.onTap = () {
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didTap = true;
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};
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TestPointer pointer = new TestPointer(5);
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sky.PointerEvent down = pointer.down(new Point(10.0, 10.0));
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pan.addPointer(down);
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tap.addPointer(down);
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GestureArena.instance.close(5);
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expect(didStartPan, isFalse);
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expect(updatedScrollDelta, isNull);
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expect(didEndPan, isFalse);
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expect(didTap, isFalse);
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router.route(down);
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expect(didStartPan, isFalse);
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expect(updatedScrollDelta, isNull);
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expect(didEndPan, isFalse);
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expect(didTap, isFalse);
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router.route(pointer.move(new Point(20.0, 20.0)));
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expect(didStartPan, isTrue);
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didStartPan = false;
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expect(updatedScrollDelta, new sky.Offset(10.0, -10.0));
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updatedScrollDelta = null;
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expect(didEndPan, isFalse);
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expect(didTap, isFalse);
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router.route(pointer.move(new Point(20.0, 25.0)));
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expect(didStartPan, isFalse);
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expect(updatedScrollDelta, new sky.Offset(0.0, -5.0));
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updatedScrollDelta = null;
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expect(didEndPan, isFalse);
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expect(didTap, isFalse);
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router.route(pointer.up());
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expect(didStartPan, isFalse);
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expect(updatedScrollDelta, isNull);
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expect(didEndPan, isTrue);
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didEndPan = false;
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expect(didTap, isFalse);
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pan.dispose();
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tap.dispose();
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});
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}
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