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Refactored ScaleEffect to the new effects engine (#1123)

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* Scale effect

* Scale effect should affect scale...

* Add ScaleEffect example

* Added `ScaleEffect`

* Fix analyze issue

* Fix ScaleEffect tests
This commit is contained in:
Lukas Klingsbo
2021-11-20 02:20:06 +01:00
committed by GitHub
parent 0aacb607a4
commit e6e5a1582c
7 changed files with 283 additions and 17 deletions
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29
examples/lib/stories/effects/scale_effect_example.dart
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@ -1,9 +1,10 @@
import 'package:flame/components.dart';
import 'package:flame/effects.dart';
import 'package:flame/extensions.dart';
import 'package:flame/game.dart';
import 'package:flame/input.dart';
import 'package:flame/palette.dart';
import 'package:flame/src/effects2/scale_effect.dart'; // ignore: implementation_imports
import 'package:flame/src/effects2/standard_effect_controller.dart'; // ignore: implementation_imports
import 'package:flutter/material.dart';
import '../../commons/square_component.dart';
@ -12,8 +13,8 @@ class ScaleEffectExample extends FlameGame with TapDetector {
static const String description = '''
The `ScaleEffect` scales up the canvas before drawing the components and its
children.
In this example you can tap the screen and the component will scale up or down,
depending on its current state.
In this example you can tap the screen and the component will scale up or
down, depending on its current state.
''';
late SquareComponent square;
@ -22,26 +23,28 @@ class ScaleEffectExample extends FlameGame with TapDetector {
@override
Future<void> onLoad() async {
await super.onLoad();
square = SquareComponent()
..position.setValues(200, 200)
..anchor = Anchor.center;
square.paint = BasicPalette.white.paint()..style = PaintingStyle.stroke;
square = SquareComponent(
position: Vector2.all(200),
paint: BasicPalette.white.paint()..style = PaintingStyle.stroke,
);
final childSquare = SquareComponent(position: Vector2.all(70), size: 20);
square.add(childSquare);
add(square);
}
@override
void onTap() {
final s = grow ? 3.0 : 1.0;
final s = grow ? 300.0 : 100.0;
grow = !grow;
square.add(
ScaleEffect(
scale: Vector2.all(s),
speed: 2.0,
curve: Curves.linear,
ScaleEffect.to(
Vector2.all(s),
StandardEffectController(
duration: 1.5,
curve: Curves.bounceInOut,
),
),
);
}