feat(draw): add DrawShape()

game/draw/shape.go

@@ -0,0 +1,23 @@
+package draw
+
+import (
+	"tetris/engine/core"
+	"tetris/engine/graphics"
+	"tetris/game/draw/grid"
+
+	rl "github.com/gen2brain/raylib-go/raylib"
+)
+
+type Shape interface {
+	Tile() graphics.Tile
+	Coordinates() [4]core.Vec2i8
+}
+
+func DrawShape(offset rl.Vector2, pos core.Vec2i8, shape Shape) {
+	tile := shape.Tile()
+
+	for _, coord := range shape.Coordinates() {
+		block := pos.Add(coord)
+		grid.DrawBlock(offset, byte(block.X), byte(block.Y), tile)
+	}
+}