public Body(Layer layer, Vector2 position) : base(layer)
{
ICollider collider;
if (_r.Next(2) == 0)
{
collider = new RectangleCollider(
position,
new Vector2(_r.Next(32, 64), _r.Next(32, 64)) / 2f
);
}
else
{
collider = new CircleCollider(
position,
_r.Next(16, 48) / 2f
);
}
AddComponent(new CPosition(position));
var phy = new CPhysics(1);
phy.Collider = collider;
AddComponent(phy);
}
public override void CreateScene()
{
Scene = SceneMgr.CreateScene("Entity Component System");
var layer = Scene.CreateLayer("Entity Component System");
for (var i = 0; i < 20; i += 1)
{
var bot = Entity.CreateFromTemplate(layer, "Bot");
var position = bot.GetComponent <PositionComponent>();
position.Position = new Vector2(Random.Next(100, 700), Random.Next(100, 500));
}
new Player(layer, new Vector2(400, 300));
new ECSDemo(layer);
}
/// <summary>
/// 将拼图碎片在给定范围内随机分布。
/// </summary>
/// <param name="rect">碎片的分布矩形。</param>
/// <param name="rotatable">是否允许旋转拼图碎片。</param>
public void SpreadPieces(RectangleF rect, bool rotatable)
{
foreach (JigsawPiece p in this)
{
if (rotatable)
{
p.Rotate = RandomExt.Next(4) * 90;
}
RectangleF bounds = p.Bounds;
float x = RandomExt.NextSingle() * (rect.Width - bounds.Width) + rect.X - bounds.X + p.Offset.X;
float y = RandomExt.NextSingle() * (rect.Height - bounds.Height) + rect.Y - bounds.Y + p.Offset.Y;
p.Offset = new Vector2(x, y);
}
}
public override void CreateScene()
{
Scene = SceneMgr.CreateScene("Entity Component");
var layer = Scene.CreateLayer("Entity Component");
for (var i = 0; i < 20; i += 1)
{
var bot = Entity.CreateFromTemplate(layer, "Bot");
var position = bot.GetComponent <PositionComponent>();
position.Position = new Vector2(Random.Next(100, 700), Random.Next(100, 500));
}
var player = new Player(layer, new Vector2(400, 300));
// Now player will be drawn below all the bots, even though he was created last.
// Reaordering puts him on the top of entity list.
layer.ReorderEntityToTop(player);
//layer.ReorderEntityToBottom(player); // Will have no effect.
//layer.ReorderEntity(player, 2); // Player will be updated and drawn only after two entities above him.
new ECDemo(layer);
}
public Scene(Sprite map)
{
var texture = map.Frames[0].Texture;
var colorData = new Color[texture.Width * texture.Height];
texture.GetData(colorData); // Map loader won't support sprites on texture atlas!!!
TileMap = new int[texture.Width, texture.Height];
for (var y = 0; y < texture.Height; y += 1)
{
for (var x = 0; x < texture.Width; x += 1)
{
TileMap[x, y] = 1;
var color = colorData[x + y * texture.Width];
if (CheckValue(_wall, color))
{
new Solid(new Vector2(x, y) * CellSize, Vector2.One * CellSize, SpritesDefault.Block);
}
if (CheckValue(_tree, color))
{
new Solid(new Vector2(x, y) * CellSize, Vector2.One * CellSize, SpritesDefault.Tree);
}
if (CheckValue(_player, color))
{
new Player(new Vector2(x, y) * CellSize + Vector2.One * CellSize / 2);
}
if (CheckValue(_enemy, color))
{
new Enemy(new Vector2(x, y) * CellSize + Vector2.One * CellSize / 2, CreatePath(x, y, colorData, texture.Width));
}
if (CheckValue(_sky, color))
{
TileMap[x, y] = 0;
}
if (CheckValue(_paintedTile, color))
{
TileMap[x, y] = 2;
}
if (CheckValue(_skyBorder, color))
{
new Solid(new Vector2(x, y) * CellSize, Vector2.One * CellSize);
TileMap[x, y] = 0;
}
if (CheckValue(_npc, color))
{
new NPC(new Vector2(x, y) * CellSize + Vector2.One * CellSize / 2, color.B);
}
if (CheckValue(_laser, color))
{
new Laser(
new Vector2(x, y) * CellSize + Vector2.One * CellSize / 2,
CreateLaserPath(x, y, colorData, texture.Width) * CellSize + Vector2.One * CellSize / 2
);
}
if (CheckValue(_checkpoint, color))
{
new Checkpoint(new Vector2(x, y) * CellSize + Vector2.One * CellSize / 2);
}
if (CheckValue(_dialogue, color))
{
new DialogueTrigger(new Vector2(x, y) * CellSize + Vector2.One * CellSize / 2, color.B);
}
if (CheckValue(_coin, color))
{
new Coin(new Vector2(x, y) * CellSize);
}
}
}
var r = new RandomExt(42312342);
for (var i = 0; i < 50; i += 1)
{
new Cloud(
new Vector2(r.Next(-400, texture.Width * CellSize), r.Next(-400, texture.Height * CellSize)),
r.Next(3),
(float)r.NextDouble(0.3, 0.7)
);
}
}
