firo_runner/lib/PlatformLoader.dart

91 lines
2.3 KiB
Dart

import 'dart:math';
import 'package:firo_runner/main.dart';
import 'package:flame/flame.dart';
import 'package:flutter/material.dart';
import 'Platform.dart';
class PlatformHolder {
var platform1;
var platform2;
var platform3;
late List<List<Platform>> platforms = [];
Random random = Random();
Future loadPlatforms() async {
platform1 = await Flame.images.load('p1-frames.png');
platform2 = await Flame.images.load('p2-frames.png');
platform3 = await Flame.images.load('p3-frames.png');
for (int i = 0; i < 9; i++) {
platforms.add([]);
}
}
getPlatform(int imageNumber) {
switch (imageNumber) {
case 1:
return platform1;
case 2:
return platform2;
default:
return platform3;
}
}
bool generatePlatform(MyGame gameRef, int level, bool force) {
double xCordinate = 0;
if (platforms[level].isNotEmpty) {
xCordinate = platforms[level].last.getRightEnd();
}
if (xCordinate > gameRef.size.x + 1000) {
return true;
} else {
Platform platform = Platform(gameRef);
platform.setPosition(xCordinate, gameRef.blockSize * level);
platforms[level].add(platform);
return false;
}
}
void render(Canvas canvas) {
for (List<Platform> platformLevel in platforms) {
for (Platform p in platformLevel) {
p.render(canvas);
}
}
}
void update(double dt) {
for (List<Platform> platformLevel in platforms) {
for (Platform p in platformLevel) {
p.update(dt);
}
}
}
void removePast(MyGame gameRef) {
for (List<Platform> platformLevel in platforms) {
int removed = 0;
while (platformLevel.isNotEmpty &&
platformLevel[0].sprite.position.x + platformLevel[0].sprite.width <
0) {
platformLevel.removeAt(0);
removed++;
}
if (platformLevel.isNotEmpty &&
platformLevel.length > 3 &&
random.nextInt(100) > 65 &&
removed > 0) {
int secondToLast = platformLevel.length - 4;
double secondToLastPosition =
platformLevel.elementAt(secondToLast).sprite.x;
if (secondToLastPosition > gameRef.size.x) {
platformLevel.removeAt(secondToLast);
platformLevel.removeAt(secondToLast + 1);
}
}
}
}
}