firo_runner/lib/PlatformHolder.dart

120 lines
3.4 KiB
Dart

import 'dart:math';
import 'package:firo_runner/main.dart';
import 'package:flame/flame.dart';
import 'Platform.dart';
class PlatformHolder {
var l1;
var l2;
var m1;
var m2;
var r1;
var r2;
var o1;
var o2;
late List<List<Platform>> platforms = [];
Random random = Random();
Future loadPlatforms() async {
l1 = await Flame.images.load('platform-left-nowire-frames.png');
l2 = await Flame.images.load('platform-left-wire-frames.png');
m1 = await Flame.images.load('platform-mid-nowire-frames.png');
m2 = await Flame.images.load('platform-mid-wire-frames.png');
r1 = await Flame.images.load('platform-right-nowire-frames.png');
r2 = await Flame.images.load('platform-right-wire-frames.png');
o1 = await Flame.images.load('platform-single-nowire-frames.png');
o2 = await Flame.images.load('platform-single-wire-frames.png');
}
void setUp() {
for (int i = 0; i < platforms.length; i++) {
for (int j = 0; j < platforms[i].length; j++) {
remove(platforms[i], j);
}
}
platforms = [];
for (int i = 0; i < 9; i++) {
platforms.add([]);
}
}
bool generatePlatform(MyGame gameRef, int level, bool force) {
double xCoordinate = 0;
if (platforms[level].isNotEmpty) {
xCoordinate = platforms[level].last.getRightEnd();
}
if (xCoordinate > gameRef.size.x + 1000) {
return true;
} else {
Platform platform = Platform(gameRef);
platform.setPosition(xCoordinate, gameRef.blockSize * level);
platform.row = level;
gameRef.add(platform.sprite);
platforms[level].add(platform);
return false;
}
}
void update(double dt) {
for (List<Platform> platformLevel in platforms) {
for (Platform p in platformLevel) {
p.update(dt);
}
}
}
void remove(List<Platform> levelHolder, int j) {
levelHolder[j].remove();
levelHolder[j].sprite.remove();
levelHolder.removeAt(j);
}
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) {
remove(platformLevel, 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) {
remove(platformLevel, secondToLast + 1);
remove(platformLevel, secondToLast);
}
}
}
}
double getFlushX() {
Platform platform =
platforms[2].firstWhere((element) => element.sprite.x > 0, orElse: () {
return platforms[5].firstWhere((element) => element.sprite.x > 0,
orElse: () {
return platforms[8].firstWhere((element) => element.sprite.x > 0);
});
});
return platform.sprite.x;
}
Platform? getPlatformOffScreen(int level) {
for (int i = 0; i < platforms[level].length; i++) {
Platform p = platforms[level][i];
if (p.sprite.x > p.gameRef.size.x) {
int chosenIndex = random.nextInt(platforms[level].length - i) + i;
return platforms[level][chosenIndex];
}
}
return null;
}
}