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54fbd260bc
* Draft of PositionComponent.scale * Use matrix transformations * Update tests to take matrix transform into consideration * Add tests for collision detection with scale * Rename ScaleEffect to SizeEffect * Use transform matrix to prepare canvas * Fix scaledSizeCache * Add changelog entries and docs * Dartdoc on public access methods * Update packages/flame/CHANGELOG.md Co-authored-by: Jochum van der Ploeg <jochum@vdploeg.net> * Move cache classes to own directory Co-authored-by: Jochum van der Ploeg <jochum@vdploeg.net>
72 lines
1.7 KiB
Dart
72 lines
1.7 KiB
Dart
import 'dart:math';
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import 'package:flame/effects.dart';
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import 'package:flame/extensions.dart';
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import 'package:flame/game.dart';
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import 'package:flame/input.dart';
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import 'package:flutter/material.dart';
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import '../../commons/square_component.dart';
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final green = Paint()..color = const Color(0xAA338833);
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final red = Paint()..color = const Color(0xAA883333);
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final orange = Paint()..color = const Color(0xAABB6633);
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SquareComponent makeSquare(Paint paint) {
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return SquareComponent()
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..paint = paint
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..position.setValues(100, 100);
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}
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class InfiniteEffectGame extends BaseGame with TapDetector {
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late SquareComponent greenSquare;
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late SquareComponent redSquare;
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late SquareComponent orangeSquare;
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@override
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Future<void> onLoad() async {
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add(greenSquare = makeSquare(green));
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add(redSquare = makeSquare(red));
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add(orangeSquare = makeSquare(orange));
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}
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@override
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void onTapUp(TapUpInfo info) {
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final p = info.eventPosition.game;
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greenSquare.clearEffects();
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redSquare.clearEffects();
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orangeSquare.clearEffects();
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greenSquare.addEffect(
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MoveEffect(
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path: [p],
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speed: 250.0,
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curve: Curves.bounceInOut,
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isInfinite: true,
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isAlternating: true,
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),
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);
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redSquare.addEffect(
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SizeEffect(
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size: p,
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speed: 250.0,
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curve: Curves.easeInCubic,
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isInfinite: true,
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isAlternating: true,
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),
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);
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orangeSquare.addEffect(
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RotateEffect(
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angle: (p.x + p.y) % (2 * pi),
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speed: 1.0, // Radians per second
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curve: Curves.easeInOut,
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isInfinite: true,
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isAlternating: true,
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),
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);
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}
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}
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