Godot 101: Part 07, Part 08

Godot101/Part 07/engine.cfg

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+[application]
+
+name="godot101"
+main_scene="res://main.tscn"
+icon="res://icon.png"
+
+[image_loader]
+
+filter=false
+gen_mipmaps=false

Godot101/Part 07/gem.gd

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+extends Area2D
+
+signal gem_grabbed
+
+func _ready():
+	pass
+
+func _on_gem_area_enter( area ):
+	if area.get_name() == "player":
+		emit_signal("gem_grabbed")
+		queue_free()

Godot101/Part 07/gem.tscn

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+[gd_scene load_steps=4 format=1]
+
+[ext_resource path="res://gem.gd" type="Script" id=1]
+[ext_resource path="res://art/gemYellow.png" type="Texture" id=2]
+
+[sub_resource type="RectangleShape2D" id=1]
+
+custom_solver_bias = 0.0
+extents = Vector2( 18.6712, 12.9027 )
+
+[node name="gem" type="Area2D"]
+
+transform/pos = Vector2( 484.001, 257 )
+input/pickable = true
+shapes/0/shape = SubResource( 1 )
+shapes/0/transform = Matrix32( 1, 0, 0, 1, 0, 0 )
+shapes/0/trigger = false
+gravity_vec = Vector2( 0, 1 )
+gravity = 98.0
+linear_damp = 0.1
+angular_damp = 1.0
+script/script = ExtResource( 1 )
+__meta__ = { "_edit_group_":true }
+
+[node name="sprite" type="Sprite" parent="."]
+
+transform/scale = Vector2( 0.6, 0.6 )
+texture = ExtResource( 2 )
+
+[node name="collision" type="CollisionShape2D" parent="."]
+
+shape = SubResource( 1 )
+trigger = false
+_update_shape_index = 0
+
+[connection signal="area_enter" from="." to="." method="_on_gem_area_enter"]
+
+

Godot101/Part 07/icon.png.flags

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+gen_mipmaps=false

Godot101/Part 07/main.gd

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+extends Node
+
+onready var gem = preload("res://gem.tscn")
+onready var gem_container = get_node("gem_container")
+onready var score_label = get_node("HUD/score_label")
+
+var screensize
+var score = 0
+var level = 1
+
+func _ready():
+	randomize()
+	screensize = get_viewport().get_rect().size
+	set_process(true)
+	spawn_gems(10)
+
+func _process(delta):
+	if gem_container.get_child_count() == 0:
+		level += 1
+		spawn_gems(level * 10)
+
+func spawn_gems(num):
+	for i in range(num):
+		var g = gem.instance()
+		gem_container.add_child(g)
+		g.connect("gem_grabbed", self, "_on_gem_grabbed")
+		g.set_pos(Vector2(rand_range(40, screensize.width-40),
+		                  rand_range(40, screensize.height-40)))
+
+func _on_gem_grabbed():
+	score += 10
+	score_label.set_text(str(score))

Godot101/Part 07/main.tscn

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+[gd_scene load_steps=3 format=1]
+
+[ext_resource path="res://main.gd" type="Script" id=1]
+[ext_resource path="res://player.tscn" type="PackedScene" id=2]
+
+[node name="main" type="Node"]
+
+script/script = ExtResource( 1 )
+
+[node name="player" parent="." instance=ExtResource( 2 )]
+
+[node name="gem_container" type="Node" parent="."]
+
+[node name="HUD" type="Control" parent="."]
+
+anchor/right = 1
+anchor/bottom = 1
+focus/ignore_mouse = false
+focus/stop_mouse = true
+size_flags/horizontal = 2
+size_flags/vertical = 2
+margin/left = 0.0
+margin/top = 0.0
+margin/right = 0.0
+margin/bottom = 0.0
+__meta__ = { "_edit_lock_":true }
+
+[node name="score_label" type="Label" parent="HUD"]
+
+rect/scale = Vector2( 4, 4 )
+focus/ignore_mouse = true
+focus/stop_mouse = true
+size_flags/horizontal = 2
+size_flags/vertical = 0
+margin/left = 62.0
+margin/top = 28.0
+margin/right = 141.0
+margin/bottom = 68.0
+text = "0"
+percent_visible = 1.0
+lines_skipped = 0
+max_lines_visible = -1
+
+

Godot101/Part 07/player.gd

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+extends Area2D
+
+export var speed = 400
+
+var screensize
+var extents
+var vel = Vector2()
+
+func _ready():
+	set_fixed_process(true)
+	screensize = get_viewport_rect().size
+	extents = get_node("collision").get_shape().get_extents()
+	set_pos(screensize / 2)
+
+func _fixed_process(delta):
+	var input = Vector2(0, 0)
+	input.x = Input.is_action_pressed("ui_right") - Input.is_action_pressed("ui_left")
+	input.y = Input.is_action_pressed("ui_down") - Input.is_action_pressed("ui_up")
+	vel = input.normalized() * speed
+	var pos = get_pos() + vel * delta
+	pos.x = clamp(pos.x, extents.width, screensize.width - extents.width)
+	pos.y = clamp(pos.y, extents.height, screensize.height - extents.height)
+	set_pos(pos)

Godot101/Part 07/player.tscn

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+[gd_scene load_steps=4 format=1]
+
+[ext_resource path="res://player.gd" type="Script" id=1]
+[ext_resource path="res://art/Player/alienGreen_front.png" type="Texture" id=2]
+
+[sub_resource type="RectangleShape2D" id=1]
+
+custom_solver_bias = 0.0
+extents = Vector2( 26.1949, 44.4182 )
+
+[node name="player" type="Area2D"]
+
+transform/pos = Vector2( 529.64, 277.008 )
+input/pickable = true
+shapes/0/shape = SubResource( 1 )
+shapes/0/transform = Matrix32( 1, 0, 0, 1, 0, 0 )
+shapes/0/trigger = false
+gravity_vec = Vector2( 0, 1 )
+gravity = 98.0
+linear_damp = 0.1
+angular_damp = 1.0
+script/script = ExtResource( 1 )
+__meta__ = { "_edit_group_":true }
+speed = 400
+
+[node name="sprite" type="Sprite" parent="."]
+
+transform/scale = Vector2( 0.6, 0.6 )
+texture = ExtResource( 2 )
+offset = Vector2( 0, -64 )
+
+[node name="collision" type="CollisionShape2D" parent="."]
+
+shape = SubResource( 1 )
+trigger = false
+_update_shape_index = 0
+
+

Godot101/Part 08/engine.cfg

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+[application]
+
+name="godot101"
+main_scene="res://main.tscn"
+icon="res://icon.png"
+
+[image_loader]
+
+filter=false
+gen_mipmaps=false

Godot101/Part 08/gem.gd

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+extends Area2D
+
+onready var effect = get_node("effect")
+onready var sprite = get_node("sprite")
+
+signal gem_grabbed
+
+func _ready():
+	effect.interpolate_property(sprite, 'transform/scale',
+			sprite.get_scale(), Vector2(2.0, 2.0), 0.3,
+			Tween.TRANS_QUAD, Tween.EASE_OUT)
+	effect.interpolate_property(sprite, 'visibility/opacity',
+			1, 0, 0.3,
+			Tween.TRANS_QUAD, Tween.EASE_OUT)
+
+func _on_gem_area_enter( area ):
+	if area.get_name() == "player":
+		emit_signal("gem_grabbed")
+		clear_shapes()
+		effect.start()
+
+func _on_effect_tween_complete( object, key ):
+	queue_free()

Godot101/Part 08/gem.tscn

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+[gd_scene load_steps=4 format=1]
+
+[ext_resource path="res://gem.gd" type="Script" id=1]
+[ext_resource path="res://art/gemYellow.png" type="Texture" id=2]
+
+[sub_resource type="RectangleShape2D" id=1]
+
+custom_solver_bias = 0.0
+extents = Vector2( 18.6712, 12.9027 )
+
+[node name="gem" type="Area2D"]
+
+transform/pos = Vector2( 484.001, 257 )
+input/pickable = true
+shapes/0/shape = SubResource( 1 )
+shapes/0/transform = Matrix32( 1, 0, 0, 1, 0, 0 )
+shapes/0/trigger = false
+gravity_vec = Vector2( 0, 1 )
+gravity = 98.0
+linear_damp = 0.1
+angular_damp = 1.0
+script/script = ExtResource( 1 )
+__meta__ = { "_edit_group_":true }
+
+[node name="sprite" type="Sprite" parent="."]
+
+transform/scale = Vector2( 0.6, 0.6 )
+texture = ExtResource( 2 )
+
+[node name="collision" type="CollisionShape2D" parent="."]
+
+shape = SubResource( 1 )
+trigger = false
+_update_shape_index = 0
+
+[node name="effect" type="Tween" parent="."]
+
+playback/process_mode = 1
+playback/active = false
+playback/repeat = false
+playback/speed = 1.0
+
+[connection signal="area_enter" from="." to="." method="_on_gem_area_enter"]
+
+[connection signal="tween_complete" from="effect" to="." method="_on_effect_tween_complete"]
+
+

Godot101/Part 08/icon.png.flags

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+gen_mipmaps=false

Godot101/Part 08/main.gd

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+extends Node
+
+onready var gem = preload("res://gem.tscn")
+onready var gem_container = get_node("gem_container")
+onready var score_label = get_node("HUD/score_label")
+onready var time_label = get_node("HUD/time_label")
+onready var go_label = get_node("HUD/game_over_label")
+onready var game_timer = get_node("game_timer")
+
+var screensize
+var score = 0
+var level = 1
+
+func _ready():
+	randomize()
+	screensize = get_viewport().get_rect().size
+	set_process(true)
+	spawn_gems(10)
+	go_label.set_hidden(true)
+
+func _process(delta):
+	time_label.set_text(str(int(game_timer.get_time_left())))
+	if gem_container.get_child_count() == 0:
+		level += 1
+		game_timer.set_wait_time(game_timer.get_time_left() + 10.0)
+		game_timer.start()
+		spawn_gems(level * 10)
+
+func spawn_gems(num):
+	for i in range(num):
+		var g = gem.instance()
+		gem_container.add_child(g)
+		g.connect("gem_grabbed", self, "_on_gem_grabbed")
+		g.set_pos(Vector2(rand_range(40, screensize.width-40),
+		                  rand_range(40, screensize.height-40)))
+
+func _on_gem_grabbed():
+	score += 10
+	score_label.set_text(str(score))
+
+func _on_game_timer_timeout():
+	go_label.set_hidden(false)
+	get_node("player").set_process(false)