90 lines
2.0 KiB
GDScript
90 lines
2.0 KiB
GDScript
extends Node2D
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onready var active_shape: TetrisShape = $ShapeSquare
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const RASTER_SIZE = 64
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const BOTTOM = RASTER_SIZE * 10
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func _ready():
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$GravityTimer.connect("timeout", self, "update_board")
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func get_random_shape():
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# TODO: Make random
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var new_shape = preload("res://ShapeL.tscn").instance()
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add_child(new_shape)
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return new_shape
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func update_board():
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if active_shape.position.y == RASTER_SIZE * 10:
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turn_active_into_static()
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check_for_full_line()
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active_shape = get_random_shape()
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active_shape.position.y += RASTER_SIZE
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func turn_active_into_static():
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for block in active_shape.get_blocks():
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var global_shape_position = block.global_position
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active_shape.remove_child(block)
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$StaticBlocks.add_child(block)
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block.global_position = global_shape_position
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active_shape.free()
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func check_for_full_line():
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var line_counts = {} # Maps a y position to a count
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for block in $StaticBlocks.get_children():
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if not line_counts.has(block.position.y):
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line_counts[block.position.y] = 0
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line_counts[block.position.y] += 1
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for line_count_y in line_counts.keys():
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if line_counts[line_count_y] == 10:
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# Free this line
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for line_block in $StaticBlocks.get_children():
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if line_block.position.y == line_count_y:
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line_block.free()
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elif line_block.position.y < line_count_y:
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# Move higher-up blocks down
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line_block.position.y += RASTER_SIZE
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func move_left():
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# TODO: Check for collision
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active_shape.position.x -= RASTER_SIZE
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func move_right():
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# TODO: Check for collision
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active_shape.position.x += RASTER_SIZE
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func rotate_shape():
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active_shape.rotation_degrees += 90
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func drop():
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active_shape.position.y = BOTTOM
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# Restart the timer to give full time for sliding the piece
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$GravityTimer.start()
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func _input(event):
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if event.is_action_pressed("move_left"):
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move_left()
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elif event.is_action_pressed("move_right"):
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move_right()
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elif event.is_action_pressed("rotate"):
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rotate_shape()
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elif event.is_action_pressed("drop"):
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drop()
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