servicepoint-tanks/tanks-backend/TanksServer/Graphics/DrawPowerUpsStep.cs
2024-05-06 00:38:18 +02:00

46 lines
1.8 KiB
C#

using TanksServer.GameLogic;
namespace TanksServer.Graphics;
internal sealed class DrawPowerUpsStep(MapEntityManager entityManager) : IDrawStep
{
private readonly Sprite _genericSprite = Sprite.FromImageFile("assets/powerup_generic.png");
private readonly Sprite _smartSprite = Sprite.FromImageFile("assets/powerup_smart.png");
private readonly Sprite _magazineSprite = Sprite.FromImageFile("assets/powerup_magazine.png");
private readonly Sprite _explosiveSprite = Sprite.FromImageFile("assets/powerup_explosive.png");
private readonly Sprite _fastSprite = Sprite.FromImageFile("assets/powerup_fastbullet.png");
public void Draw(GamePixelGrid pixels)
{
foreach (var powerUp in entityManager.PowerUps)
{
var sprite = powerUp switch
{
{ Type: PowerUpType.MagazineSize } => _magazineSprite,
{ Type: PowerUpType.MagazineType, MagazineType: MagazineType.Smart } => _smartSprite,
{ Type: PowerUpType.MagazineType, MagazineType: MagazineType.Explosive } => _explosiveSprite,
{ Type: PowerUpType.MagazineType, MagazineType: MagazineType.Fast } => _fastSprite,
_ => _genericSprite
};
DrawPowerUp(pixels, sprite, powerUp.Bounds.TopLeft);
}
}
private static void DrawPowerUp(GamePixelGrid pixels, Sprite sprite, PixelPosition position)
{
for (byte dy = 0; dy < MapService.TileSize; dy++)
for (byte dx = 0; dx < MapService.TileSize; dx++)
{
var pixelState = sprite[dx, dy];
if (!pixelState.HasValue)
continue;
var (x, y) = position.GetPixelRelative(dx, dy);
pixels[x, y].EntityType = pixelState.Value
? GamePixelEntityType.PowerUp
: null;
}
}
}