firo_runner/lib/moving_object.dart

58 lines
1.3 KiB
Dart

import 'package:flutter/material.dart';
import 'package:firo_runner/main.dart';
import 'package:flame/components.dart';
class MovingObject {
late SpriteAnimationGroupComponent sprite;
MyGame gameRef;
MovingObject(this.gameRef);
void setPosition(double x, double y) {
sprite.position = Vector2(x, y);
}
void setSize(double x, double y) {
sprite.size = Vector2(x, y);
}
Sprite getSprite() {
return sprite.animation!.getSprite();
}
void update(double dt) {
double velocity = gameRef.gameState.getVelocity();
sprite.position = sprite.position - Vector2(velocity * dt, 0);
}
String intersect(Rect other) {
final collision = sprite.toRect().intersect(other);
if (!collision.isEmpty) {
double yDistance = other.top - sprite.toRect().top;
double xDistance = other.left - sprite.toRect().left;
if (yDistance.abs() > xDistance.abs()) {
if (yDistance > 0) {
return "bottom";
} else {
return "top";
}
} else {
if (xDistance > 0) {
return "right";
} else {
return "left";
}
}
}
return "none";
}
void resize(Vector2 newSize, double xRatio, double yRatio) {
sprite.x *= xRatio;
sprite.y *= yRatio;
sprite.width *= xRatio;
sprite.height *= yRatio;
}
}